CN207937087U - A kind of special isolation clamping device of film thermocouple calibration - Google Patents
A kind of special isolation clamping device of film thermocouple calibration Download PDFInfo
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- CN207937087U CN207937087U CN201820387008.1U CN201820387008U CN207937087U CN 207937087 U CN207937087 U CN 207937087U CN 201820387008 U CN201820387008 U CN 201820387008U CN 207937087 U CN207937087 U CN 207937087U
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- boiler tube
- temperature measurement
- fixed
- film thermocouple
- sliding bar
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Abstract
The utility model discloses a kind of film thermocouples to demarcate special isolation clamping device, including：Boiler tube covers, and is fixed on temperature measurement stove boiler tube upper end；Holder, one end are fixed on the boiler tube closure surface, and the other end is fixedly connected with guide tube；The center for being aligned in the boiler tube closure surface is fixed at guide tube, center；Sliding bar is covered from the boiler tube and is stretched out and upper end is placed in the guide tube, and can be inserted into the length in temperature measurement stove boiler tube by changing the sliding bar and be adjusted position of the film thermocouple to be measured in the temperature measurement stove boiler tube；And clamp structure, it is fixed in the sliding bar lower end and the dynamics that film thermocouple to be measured is clamped can be adjusted.And clamp structure, it is fixed in the sliding bar lower end and sliding intermediate plate position can be adjusted so that different size film thermocouples to be measured are clamped.The utility model, which has, can be achieved film thermocouple cold and hot end separation, the characteristics of reducing the adverse effect that external environment stablizes temperature measurement temperature field in furnace, compensating wire is avoided to fall off.
Description
Technical field
The utility model belongs to temperature measurement technical field, particularly relate to a kind of calibration of film thermocouple it is special every
From clamping device.
Background technology
Science and technology rapid development today, a variety of materials low-dimensional have become material science development it is important become
One of gesture, the thin-film materials of a large amount of different function have obtained more and more applications in the industrial production, and thin film thermoelectric
Even temperature sensor is exactly the novel sensor occurred as thin-film material technology develops.With common aspect block type thermocouple phase
Than, it is micro-nano magnitude that film thermocouple, which has typical two-dimensional characteristics, hot junction thickness, therefore, sound small with thermal capacity
The advantages that rapid is answered, transient temperature variation can be accurately measured.As film preparing technology becomes more diverse, thermocouple film
The quality of performance characterization ever more important, performance characterization experimental reliability will be directly related to grinding for thin-film thermocouple temperature sensor
Whether system succeeds, and therefore, research film thermocouple scaling method occupies very important status in its research.Currently, sensing
The calibration of device is domestic one of the research hotspot about thin-film thermocouple temperature sensor.
But due to thin film sensor criteria of right and wrong temperature measuring device, in order to accurately measure the variation of transient temperature,
During developing thin film sensor, the performance that can accurately obtain measurement point temperature to it is needed to evaluate.Thin film thermoelectric
Its cold and hot end need to be in different temperature fields when even calibration, but its size is smaller, realize more difficult；It is limited by film heat
Film thermocouple, must be placed on temperature measurement stove fire door when being demarcated to it by galvanic couple size, and the open loop of fire door position
Border makes temperature field be easy to be affected by the external environment, to influence the accuracy of calibration；It is repeated when hand-held calibration to pick and place behaviour
Work may lead to falling off for compensating wire.So needing a kind of method that can overcome the above problem now.
Invention content
In view of defect present in existing calibration technique, the purpose of this utility model is to provide for a kind of film thermocouple mark
Fixed special isolation clamping device has and film thermocouple cold and hot end separation can be achieved, reduces external environment to thermometer
The characteristics of measuring the adverse effect that temperature field in furnace is stablized, compensating wire avoided to fall off.
To achieve the goals above, the technical solution of the utility model：
A kind of special isolation clamping device of film thermocouple calibration, it is characterised in that including：
Boiler tube covers, and is fixed on temperature measurement stove boiler tube upper end；
Holder, one end are fixed on the boiler tube closure surface, and the other end is fixedly connected with guide tube；
The center for being aligned in the boiler tube closure surface is fixed at guide tube, center；
Sliding bar covers stretching from the boiler tube and upper end is placed in the guide tube, and can be by changing the cunning
Lever is inserted into the length in temperature measurement stove boiler tube to adjust film thermocouple to be measured in the temperature measurement stove boiler tube
Position；
And clamp structure, it is fixed in the sliding bar lower end and sliding intermediate plate position can be adjusted so that difference is clamped
Size film thermocouple to be measured.
Further, the boiler tube capping has：
First end face is fastened on temperature measurement stove boiler tube end face；
Second end face is inserted in temperature measurement stove boiler tube and is fitted closely with temperature measurement stove boiler tube inner wall；
And boiler tube covers through-hole, through the first end face and second end face so that the sliding bar passes through and inserts
Enter into temperature measurement stove boiler tube.
Further, it is placed with and is connected on sliding bar on boiler tube capping through-hole, to ensure temperature measurement stove burner hearth
The closure member of closure.
Further, the boiler tube capping also has：
Washer is placed in the intermediate location of the first end face and second end face.
Further, it is provided on the barrel of the guide tube in the length for determining that sliding bar is inserted into temperature measurement stove boiler tube
The positioning component of sliding bar is fixed when spending.
Further, the sliding bar upper end is provided with the movement of limit slippage bar to play the backing pin of position-limiting action.
Further, the clamp structure has：
Clamp rail is fixed in the sliding bar lower end；
Clamp distance fixing piece is fixed on the clamp rail；
Clamp distance adjustment part, by adjusting sliding intermediate plate position different size film thermocouples to be measured are clamped；
Bolt arrangement is adjusted through clamp distance fixing piece with clamp distance adjustment part and in clamp distance to conforming to
Position of the clamp distance adjustment part on the clamp rail is fixed when the clamp distance asked.
Compared with prior art, beneficial effects of the present invention：
Technical solution of the present invention enables to the cold and hot end of clamped film thermocouple to be in different temperature
Field is spent, the difficulty of film thermocouple microsize calibration is overcome；By using the structure of boiler tube capping and closure plate, make temperature
The border closing of degree metering ring, can keep the stabilization of temperature field in furnace；In addition, calibration experiment can be completed by being once clamped in it, subtract
Lack film thermocouple and picked and placeed number, avoided falling off for film thermocouple compensating wire, experiment process can be accelerated, improves experiment
Efficiency.In summary, it can be widely applied to film thermocouple calibration field.
Description of the drawings
Fig. 1 is that film thermocouple of the present invention demarcates special isolation clamping device overall schematic；
Fig. 2 is for two kinds of closure plate structural schematic diagrams designed by different shape thermocouple；
Fig. 3 is clamp structure of the present invention；
Fig. 4 is the detail view that Γ shapes holder of the present invention is installed to temperature measurement stove boiler tube upper end.
In figure：1, boiler tube covers, and 2, closure plate, 3, Γ shape holders, 4, guide tube, 5, trip bolt, 6, sliding bar, 7, gear
Pin, 8, boiler tube cover through-hole, 9, asbestos washer 10, fixing clip, 11, sliding intermediate plate, 12, fastening bolt, 13, fastening nut,
14, clamp rail.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached in the embodiment of the present invention
Figure, is clearly and completely described technical scheme of the present invention, it is clear that described embodiment is that a part of the invention is real
Example is applied, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creation
Property labour under the premise of the every other embodiment that is obtained, shall fall within the protection scope of the present invention.
A kind of film thermocouple as shown in Figure 1 demarcates special isolation clamping device, it is characterised in that including：
Boiler tube capping 1, is fixed on temperature measurement stove boiler tube upper end；
Γ shapes holder 3, one end are fixed on the boiler tube closure surface, and the other end is fixedly connected with guide tube 4；
The center for being aligned in the boiler tube closure surface is fixed at guide tube 4, center；
Sliding bar 6 covers stretching from the boiler tube and upper end is placed in the guide tube, and can be by changing the cunning
Lever is inserted into the length in temperature measurement stove boiler tube to adjust film thermocouple to be measured in the temperature measurement stove boiler tube
Position；
And clamp structure, it is fixed in the sliding bar lower end and sliding intermediate plate position can be adjusted so that difference is clamped
Size film thermocouple to be measured.
Further, the boiler tube capping 1 has：First end face is fastened on temperature measurement stove boiler tube end face；Second end
Face is inserted in temperature measurement stove boiler tube and is fitted closely with temperature measurement stove boiler tube inner wall；And boiler tube covers through-hole 8,
It is through the first end face and second end face so that the sliding bar passes through and is inserted into temperature measurement stove boiler tube.Into one
Step, it is placed with and is stuck on sliding bar on boiler tube capping through-hole, to ensure the closure member of the closure of temperature measurement stove burner hearth；
The closure member is two pieces of closure plates 2 being placed on the boiler tube capping through-hole 8, as shown in Fig. 2, two pieces of closure plates 2
Shape can be replaced according to film thermocouple shape.Further, the boiler tube capping also has：Washer is placed in described
The intermediate location of first end face and second end face；Preferably, the washer covers asbestos washer 9 using boiler tube.The present invention adopts
With the structure of boiler tube capping and closure plate, temperature measurement furnace inner environment is made to close, it is steady to temperature field in furnace to reduce external environment
Fixed adverse effect, while cool and heat ends can be made to be in different temperature fields with the cold and hot end of isolated film thermocouple, gram
The difficulty of film thermocouple microsize calibration is taken.It can be used in boiler tube capping simultaneously for the temperature measurement stove of different inner diameters
The mode for increasing corresponding specification sleeve outside lower circular pipe type structure improves versatility.
Further, it is provided on the barrel of the guide tube 4 and is determining that sliding bar is inserted into temperature measurement stove boiler tube
The positioning component of sliding bar is fixed when length；The positioning component is trip bolt 5.
Further, 6 upper end of the sliding bar is provided with the movement of limit slippage bar to play the backing pin 7 of position-limiting action.
Further, as shown in figure 3, the clamp structure has：
Clamp rail 14 is fixed in 6 lower end of the sliding bar；
Clamp distance fixing piece is fixed on the clamp rail；
Clamp distance adjustment part, by adjusting sliding intermediate plate position different size film thermocouples to be measured are clamped；
Bolt arrangement comprising fastening bolt 12 and fastening nut 13, fastening bolt 12 run through clamp distance fixing piece
The folder is fixed by fastening nut 13 with clamp distance adjustment part and when clamp distance is adjusted to satisfactory clamp distance
Hold the position on the clamp rail apart from adjustment part.
Further, the clamping force fixing piece is fixing clip 11, and through-hole is provided in the fixing clip 11, is pressed from both sides
Holding force degree adjustment part is sliding intermediate plate 10, is fixed with fastening bolt 12 thereon, and the fastening bolt 12 passes through in fixing clip 11
Through-hole, and fixed by fastening nut 13.
Specific operating process is：As shown in figure 4, when carrying out film thermocouple calibration, whole device is placed on temperature
On degree metering stove boiler tube so that the second end face of the boiler tube capping 1 is stuck in boiler tube inner wall, and asbestos washer 9 is located at boiler tube capping 1
Between temperature measurement furnace outer wall；The sliding bar 6 inside guide tube 4 is pressed closer by 5 lower end of trip bolt of 4 side of guide tube
It realizes positioning, prevents from falling off due to being provided with the backing pin 7 for preventing sliding bar 6 from falling off on sliding bar 6；Sliding bar 6 passes through boiler tube
Through-hole 8 is covered, while the lead of thermocouple covers through-hole 8 by boiler tube and draws, and is placed on through-hole 8 by being covered in boiler tube
Two pieces of closure plates 2 are stuck on sliding bar 6 to ensure the closure of burner hearth；6 lower part of sliding bar is fixed with clamp rail 14, and clamping is led
14 other end of rail is fixed with fixing clip 11, and through-hole is provided in the fixing clip 11, there is sliding intermediate plate on clamp rail 14
10, it slides and is fixed with fastening bolt 12 on intermediate plate 10, fastening bolt 12 passes through 10 through-hole of fixing clip, and is consolidated by fastening nut 13
It is fixed.When calibration experiment, film thermocouple sample is placed between sliding intermediate plate 10 and fixing clip 11, fastening nut 13 is turned,
Sample is fixed.Film thermocouple cold and hot end separation can be achieved in the present invention, reduces external environment to warm in temperature measurement stove
The adverse effect that field is stablized is spent, reduces the characteristics of film thermocouple picks and places number, compensating wire is avoided to fall off, therefore can be wide
The general film thermocouple that is applied to demarcates field.
In summary, the utility model devises a kind of film thermocouple calibration Special clamping device, by using machine
Tool clamped design fixes film thermocouple, enters furnace depth using the control of adjustable sliding device, improves calibration experiment
Normative and preciseness such as passes through the guide tube of Γ shape pedestal upper ends using sliding bar, and the trip bolt on guide tube locks sliding bar,
The sliding bar lower part that through-hole is covered across boiler tube is fixed with film thermocouple clamp structure；Utilize the knot of boiler tube capping and closure plate
Structure makes temperature measurement furnace inner environment close, and reduces the adverse effect that external environment stablizes temperature field in furnace, while can be isolated
The cold and hot end of film thermocouple is at different temperature fields, overcomes the tired of film thermocouple microsize calibration
Difficulty uses easy reliable clamping device, reduces film thermocouple and pick and place number, avoid film thermocouple compensating wire
It falls off, this method can be widely applied to film thermocouple calibration field.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of film thermocouple demarcates special isolation clamping device, it is characterised in that including：
Boiler tube covers, and is fixed on temperature measurement stove boiler tube upper end；
Holder, one end are fixed on the boiler tube closure surface, and the other end is fixedly connected with guide tube；
The center for being aligned in the boiler tube closure surface is fixed at guide tube, center；
Sliding bar covers stretching from the boiler tube and upper end is placed in the guide tube, and can be by changing the sliding bar
The length in temperature measurement stove boiler tube is inserted into adjust position of the film thermocouple to be measured in the temperature measurement stove boiler tube；
And clamp structure, it is fixed in the sliding bar lower end and sliding intermediate plate position can be adjusted so that different sizes are clamped
Film thermocouple to be measured.
2. film thermocouple according to claim 1 demarcates special isolation clamping device, it is characterised in that：
The boiler tube capping has：
First end face is fastened on temperature measurement stove boiler tube end face；
Second end face is inserted in temperature measurement stove boiler tube and is fitted closely with temperature measurement stove boiler tube inner wall；
And boiler tube covers through-hole, through the first end face and second end face so that the sliding bar is interspersed and part is inserted
Enter into temperature measurement stove boiler tube.
3. film thermocouple according to claim 2 demarcates special isolation clamping device, it is characterised in that：
It is placed with and is connected on sliding bar on boiler tube capping through-hole, to ensure the closing of the closure of temperature measurement stove burner hearth
Part.
4. film thermocouple according to claim 2 demarcates special isolation clamping device, it is characterised in that：
The boiler tube capping also has：
Washer is placed in the intermediate location of the first end face and second end face.
5. film thermocouple according to claim 1 demarcates Special clamping device, it is characterised in that：
It is provided on the barrel of the guide tube and fixes sliding when determining the length that sliding bar is inserted into temperature measurement stove boiler tube
The positioning component of bar.
6. film thermocouple according to claim 1 demarcates special isolation clamping device, it is characterised in that：
The sliding bar upper end is provided with the movement of limit slippage bar to play the backing pin of position-limiting action.
7. film thermocouple according to claim 1 demarcates special isolation clamping device, it is characterised in that：
The clamp structure has：
Clamp rail is fixed in the sliding bar lower end；
Clamp distance fixing piece is fixed on the clamp rail；
Clamp distance adjustment part, by adjusting sliding intermediate plate position different size film thermocouples to be measured are clamped；
Bolt arrangement is adjusted with clamp distance adjustment part and in clamp distance to satisfactory through clamp distance fixing piece
Position of the clamp distance adjustment part on the clamp rail is fixed when clamp distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820387008.1U CN207937087U (en) | 2018-03-21 | 2018-03-21 | A kind of special isolation clamping device of film thermocouple calibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820387008.1U CN207937087U (en) | 2018-03-21 | 2018-03-21 | A kind of special isolation clamping device of film thermocouple calibration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207937087U true CN207937087U (en) | 2018-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820387008.1U Active CN207937087U (en) | 2018-03-21 | 2018-03-21 | A kind of special isolation clamping device of film thermocouple calibration |
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| CN (1) | CN207937087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168737A (en) * | 2018-03-21 | 2018-06-15 | 大连交通大学 | Film thermocouple demarcates special isolation clamping device |
-
2018
- 2018-03-21 CN CN201820387008.1U patent/CN207937087U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168737A (en) * | 2018-03-21 | 2018-06-15 | 大连交通大学 | Film thermocouple demarcates special isolation clamping device |
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