CN109540315A - A kind of wear-resisting type armoured thermocouple - Google Patents
A kind of wear-resisting type armoured thermocouple Download PDFInfo
- Publication number
- CN109540315A CN109540315A CN201811638390.XA CN201811638390A CN109540315A CN 109540315 A CN109540315 A CN 109540315A CN 201811638390 A CN201811638390 A CN 201811638390A CN 109540315 A CN109540315 A CN 109540315A
- Authority
- CN
- China
- Prior art keywords
- thermocouple
- ceramic tube
- wear
- resisting type
- counterbore
- 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
- 239000000919 ceramic Substances 0.000 claims abstract description 36
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 5
- 239000007769 metal material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The invention discloses a kind of wear-resisting type armoured thermocouples, including end ceramic tube, thermocouple, protection ceramic tube；End ceramic tube one end is equipped with counterbore, the counterbore inner end is also provided with thermocouple mounting hole, the thermocouple is placed in the thermocouple mounting hole by counterbore, several protection ceramic tubes are arranged with the stick of the thermocouple, described thermocouple one end is placed in the end ceramic tube, the other end is equipped with thermometric piece, and the thermometric piece outer cover is equipped with wearing bush, and the wearing bush is fixed on the lowermost protection ceramic tube.Wearing bush is installed in one end by being equipped with thermometric piece in thermocouple, and this structure not only will not influence the thermometric effect of thermometric piece, but also can also play a protective role to thermometric piece, can effectively improve the abrasion resistance of thermocouple, prolong its service life.
Description
Technical field
The present invention relates to thermocouple equipment field, in particular to a kind of wear-resisting type armoured thermocouple.
Background technique
Thermocouple is common temperature element in temperature measuring instrument, it directly measures temperature, and temperature signal is converted
At thermo-electromotive force signal, the temperature of measured medium is converted by electrical instrumentation.Normal pole due to needs of the shape of various thermocouples
It is not identical, but their basic structure is roughly the same, usually by main portions such as thermode, insulation sleeve protection pipe and terminal boxes
It is grouped as, is usually matched with display instrument, recording apparatus and electronic controller.
In armoured thermocouple, front end for the ease of measurement be usually it is exposed outside, result in thermocouple heatproof in this way
Not wear-resisting, service life is short, is not suitable for using requiring in wear-resisting particular surroundings.
Summary of the invention
Regarding the issue above, the present invention provides a kind of wear-resisting type armoured thermocouple, can be improved the resistance to of thermocouple
Mill property, prolongs its service life.
To achieve the above object, the method that the present invention uses is: a kind of wear-resisting type armoured thermocouple, including end ceramics
Pipe, thermocouple, protection ceramic tube；End ceramic tube one end is equipped with counterbore, and the counterbore inner end is also provided with thermocouple peace
Hole is filled, the thermocouple is placed in the thermocouple mounting hole by counterbore, is arranged with the stick of the thermocouple several anti-
Ceramic tube is protected, described thermocouple one end is placed in the end ceramic tube, and the other end is equipped with thermometric piece, the thermometric piece outer cover
Equipped with wearing bush, the wearing bush is fixed on the lowermost protection ceramic tube, is equipped in the wearing bush for placing
The accommodating cavity of thermometric piece.
As an improvement of the present invention, the wearing bush is metal material and its shape is the curved surface that smoothly transits.
As an improvement of the present invention, the thermocouple is placed in one end in the ceramic tube of end and is equipped with signal converting head,
Outer signal line is connected on the signal converting head.
As an improvement of the present invention, buffering adhesive is filled between the end ceramic tube and the thermocouple.
As an improvement of the present invention, the end ceramics bottom of the tube is equipped with locating ring.
The utility model has the advantages that
1, abrasionproof is installed in a kind of wear-resisting type armoured thermocouple of the present invention, one end by being equipped with thermometric piece in thermocouple
Set, this structure not only will not influence the thermometric effect of thermometric piece, but also can also play a protective role to thermometric piece, can be effective
The abrasion resistance for improving thermocouple, prolongs its service life；
2, it is to improve its abrasion-resistance that wearing bush is made to the curved surface that smoothly transits.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is enlarged diagram of the Fig. 1 at A.
Each component in figure are as follows:
The end 1- ceramic tube, 2- thermocouple, 3- protect ceramic tube, 4- counterbore, 5- thermocouple mounting hole, 6- thermometric piece, 7- abrasionproof
Set, 701- accommodating cavity, 8- signal converting head, 9- outer signal line, 10- buffering adhesive, 11- locating ring.
Specific embodiment
Below with reference to embodiment and referring to attached drawing, the invention will be further described, it should be understood that following specific embodiments are only
For illustrating the present invention rather than limiting the scope of the invention.It should be noted that word " preceding " used in the following description,
" rear ", "left", "right", "up" and "down" refer to that the direction in width figure, word "inner" and "outside" refer respectively to direction or remote
Direction from geometric center of specific component.
As described in Figure, the present invention provides a kind of wear-resisting type armoured thermocouple, including end ceramic tube 1, thermocouple 2, protection
Ceramic tube 3；Described 1 one end of end ceramic tube is equipped with counterbore 4, and 4 inner end of counterbore is also provided with thermocouple mounting hole 5, described
Thermocouple 2 is placed in the thermocouple mounting hole 5 by counterbore 4, and several protection ceramics are arranged with the stick of the thermocouple 2
Pipe 3, described 2 one end of thermocouple are placed in the end ceramic tube 1, and the other end is equipped with thermometric piece 6,6 outer cover of thermometric piece
Equipped with wearing bush 7, the wearing bush 7 is fixed on the lowermost protection ceramic tube 3.
As another embodiment of the invention, the wearing bush 7 is metal material and its shape is the curved surface that smoothly transits.
Frictional force can be reduced when in this way inside thermocouple insertion measured matter, reduces the frictional dissipation of wearing bush.
As another embodiment of the invention, the thermocouple 2 is placed in one end in end ceramic tube 1 and turns equipped with signal
Connector 8 is connected with outer signal line 9 on the signal converting head 8.
As another embodiment of the invention, buffering adhesive is filled between the end ceramic tube 1 and the thermocouple 2
10.The effect of buffering adhesive is primarily to avoid the collision of thermocouple Yu end ceramic tube.
As another embodiment of the invention, 1 bottom of end ceramic tube is equipped with locating ring 11.Locating ring be in order to
It plays the role of positioning when thermocouple is installed.
Abrasionproof is installed in a kind of wear-resisting type armoured thermocouple provided by the invention, one end by being equipped with thermometric piece in thermocouple
Set, this structure not only will not influence the thermometric effect of thermometric piece, but also can also play a protective role to thermometric piece, can be effective
The abrasion resistance for improving thermocouple, prolongs its service life.
The above described is only a preferred embodiment of the present invention, being not the limit for making any other form to the present invention
System, and made any modification or equivalent variations according to the technical essence of the invention, still fall within present invention model claimed
It encloses.
Claims (5)
1. a kind of wear-resisting type armoured thermocouple, it is characterised in that: including end ceramic tube (1), thermocouple (2), protection ceramic tube
(3)；Described end ceramic tube (1) one end is equipped with counterbore (4), and counterbore (4) inner end is also provided with thermocouple mounting hole (5),
The thermocouple (2) is placed in the thermocouple mounting hole (5) by counterbore (4), is arranged with the stick of the thermocouple (2)
Several protection ceramic tubes (3), described thermocouple (2) one end are placed in the end ceramic tube (1), and the other end is equipped with thermometric piece
(6), thermometric piece (6) outer cover is equipped with wearing bush (7), and the wearing bush (7), which is fixed in, protects ceramics positioned at the lowermost
It manages on (3), the accommodating cavity (701) for placing thermometric piece (6) is equipped in the wearing bush (7).
2. a kind of wear-resisting type armoured thermocouple according to claim 1, it is characterised in that: the wearing bush (7) is metal
Material and its shape are the curved surface that smoothly transits.
3. a kind of wear-resisting type armoured thermocouple according to claim 1, it is characterised in that: the thermocouple (2) is placed in end
One end in portion's ceramic tube (1) is equipped with signal converting head (8), is connected with outer signal line (9) on the signal converting head (8).
4. a kind of wear-resisting type armoured thermocouple according to claim 1, it is characterised in that: the end ceramic tube (1) with
Buffering adhesive (10) are filled between the thermocouple (2).
5. a kind of wear-resisting type armoured thermocouple according to claim 4, it is characterised in that: end ceramic tube (1) bottom
Portion is equipped with locating ring (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811638390.XA CN109540315A (en) | 2018-12-29 | 2018-12-29 | A kind of wear-resisting type armoured thermocouple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811638390.XA CN109540315A (en) | 2018-12-29 | 2018-12-29 | A kind of wear-resisting type armoured thermocouple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109540315A true CN109540315A (en) | 2019-03-29 |
Family
ID=65831340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811638390.XA Pending CN109540315A (en) | 2018-12-29 | 2018-12-29 | A kind of wear-resisting type armoured thermocouple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109540315A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2723969Y (en) * | 2004-08-23 | 2005-09-07 | 华北电力大学 | High temperature wear resistance quick responce thermal couple |
| CN201653576U (en) * | 2010-04-07 | 2010-11-24 | 安徽省众和电仪科技有限公司 | Wear-resistant thermoelectric couple of catalytic cracking riser tube |
| CN201926518U (en) * | 2011-01-18 | 2011-08-10 | 哈尔滨德峰自动化仪表有限公司 | Wear-resistant armored thermocouple |
| CN202177468U (en) * | 2011-07-28 | 2012-03-28 | 杭州亿泰自控设备有限公司 | Cracking furnace COT special-purpose thermocouple |
| KR20160080250A (en) * | 2014-12-29 | 2016-07-07 | 우진 일렉트로나이트(주) | Temperature measurement sensor with excellent insulating property and heat-resisting property |
| CN207019808U (en) * | 2017-07-31 | 2018-02-16 | 久茂自动化(大连)有限公司 | Abrasion resistant thermocouple |
-
2018
- 2018-12-29 CN CN201811638390.XA patent/CN109540315A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2723969Y (en) * | 2004-08-23 | 2005-09-07 | 华北电力大学 | High temperature wear resistance quick responce thermal couple |
| CN201653576U (en) * | 2010-04-07 | 2010-11-24 | 安徽省众和电仪科技有限公司 | Wear-resistant thermoelectric couple of catalytic cracking riser tube |
| CN201926518U (en) * | 2011-01-18 | 2011-08-10 | 哈尔滨德峰自动化仪表有限公司 | Wear-resistant armored thermocouple |
| CN202177468U (en) * | 2011-07-28 | 2012-03-28 | 杭州亿泰自控设备有限公司 | Cracking furnace COT special-purpose thermocouple |
| KR20160080250A (en) * | 2014-12-29 | 2016-07-07 | 우진 일렉트로나이트(주) | Temperature measurement sensor with excellent insulating property and heat-resisting property |
| CN207019808U (en) * | 2017-07-31 | 2018-02-16 | 久茂自动化(大连)有限公司 | Abrasion resistant thermocouple |
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