CN109738085A - A low-energy rotatable long-life thermocouple - Google Patents
A low-energy rotatable long-life thermocouple Download PDFInfo
- Publication number
- CN109738085A CN109738085A CN201910114189.XA CN201910114189A CN109738085A CN 109738085 A CN109738085 A CN 109738085A CN 201910114189 A CN201910114189 A CN 201910114189A CN 109738085 A CN109738085 A CN 109738085A
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- Prior art keywords
- sleeve
- hole
- insulating tube
- thermocouple
- bolt
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- 238000009413 insulation Methods 0.000 claims abstract description 49
- 238000013016 damping Methods 0.000 claims abstract description 10
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 9
- 238000005265 energy consumption Methods 0.000 claims 4
- 238000005259 measurement Methods 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 7
- 238000012360 testing method Methods 0.000 abstract description 3
- 230000002452 interceptive effect Effects 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The present invention provides a kind of rotatable high life thermocouples of low power consuming, the device is provided with sleeve and bolt in the structure basis of existing thermocouple, first through hole is provided on the nut of bolt, the second through-hole is provided on stud, insulation tube passes through first through hole and the second through-hole, it is spaced between bolt and insulation tube, avoid screw rod from interfering with the movement of insulation tube；Sleeve damping rotary is mounted in first through hole, and sleeve is threadedly coupled with insulation tube；Bolt is first fixedly connected by the present apparatus with Devices to test when in use, and another hand steered firmly thermocouple, turns sleeve on the other hand after the installation is completed, since the two is threadedly coupled, the height and position of adjustable insulation tube；After adjustment, if the measurement angle of thermode in electric thermo-couple insulated tube need to be adjusted, the direct rotational sleeve of thermocouple only need to be unclamped, due to the frictional force of threaded connection place, thermocouple will be with sleeve rotating.
Description
Technical field
The present invention relates to area of thermocouples, and in particular to a kind of rotatable high life thermocouple of low power consuming.
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 electric meter.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, and needs and display instrument, recording apparatus and electronic controller match.
Thermocouple itself can not adjust measurement end position in the prior art, in long-term monitoring process, for example survey
When measuring the temperature of some fluid media (medium)s, it is easy to insulation tube be made to lead to single side erosion due to impact unidirectional by fluid media (medium)
Weight, influences service life；In addition, generally requiring to tear open thermocouple when needing to measure the temperature of different height collection point position
Under reinstall adjustment, be inconvenient.
Summary of the invention
In view of the deficiencies of the prior art, it the present invention provides a kind of rotatable high life thermocouple of low power consuming, mainly solves
Thermocouple inconvenience adjusts the problem of measurement angle and measurement position in the prior art.
A kind of rotatable high life thermocouple of low power consuming, including terminal box and insulation tube, insulation tube are arranged under terminal box
Side, insulation tube is interior to be equipped with thermode, it is characterised in that: further includes sleeve and bolt；
Bolt includes nut and the stud below nut, and vertical first through hole is provided on nut, is provided on stud
The second vertical through-hole, the axis collinear of first through hole and the second through-hole；Insulation tube passes through first through hole and the second through-hole, bolt
It is spaced between insulation tube；
Sleeve damping rotary is mounted in first through hole, and can be rotated around the axis of first through hole；The inner peripheral surface of sleeve
It is equipped with internal screw thread, the outer peripheral surface of insulation tube is equipped with external screw thread, and sleeve is threadedly coupled with insulation tube.
Preferably, the outer peripheral surface of sleeve is equipped with positioning ring, is provided with the cunning of annular on nut on the inner surface of first through hole
Slot, positioning ring are slidably arranged in sliding slot.
Preferably, cylindrical heat-insulation chamber, the axis of heat-insulation chamber and the axis collinear of sleeve are equipped in the barrel of sleeve.
Preferably, sealing ring is equipped in the second through-hole of stud, sealing ring is equipped with the through-hole passed through for insulation tube.
Preferably, telescopic sleeve is equipped between sleeve and terminal box, telescopic sleeve is set in outside insulation tube and can be along exhausted
The axial stretching of edge pipe；The first end and terminal box of telescopic sleeve are rotatablely connected, and second end and sleeve are rotatablely connected.
Preferably, there are gaps between the tube wall and insulation tube of telescopic sleeve.
Preferably, the peripheral surface region for nut being exposed on sleeve is circumferentially with multiple rotating plates.
Compared to the prior art, the beneficial effects of the present invention are:
1, a kind of rotatable high life thermocouple of low power consuming is provided, which sets in the structure basis of existing thermocouple
Sleeve and bolt are set, the present apparatus first passes through the tools such as spanner for the fixed company of the installation base of bolt and Devices to test when in use
It connecing, another hand steered firmly thermocouple, turns sleeve on the other hand after the installation is completed, since the two is threadedly coupled, adjustable insulation
The height and position of pipe；After adjustment, if the measurement angle of thermode in electric thermo-couple insulated tube need to be adjusted, thermocouple need to be only unclamped
Direct rotational sleeve, due to the frictional force of threaded connection place, thermocouple will be with sleeve rotating；Additionally due to sleeve and bolt
Damping rotary connection, therefore after adjusting angle, due to the frictional force at damping, so thermocouple will not be because of the impact of fluid
And rotate, do not interfere with the measurement accuracy of thermocouple；
2, telescopic sleeve is equipped between sleeve and terminal box；There are two effects for the telescopic sleeve of setting, first is that for protecting
Insulation tube, prevent during installation insulation tube deformed by external impacts；Second is that can be heat-insulated, equally ambient temperature is avoided to interfere with heat
Galvanic couple.
Detailed description of the invention
Fig. 1 is the external view of the rotatable high life thermocouple of low power consuming proposed by the present invention；
Fig. 2 is the interior views of the rotatable high life thermocouple of low power consuming proposed by the present invention；
Appended drawing reference is as follows:
1, terminal box；2, telescopic sleeve；3, sleeve；4, nut；5, stud；6, insulation tube；7, heat-insulation chamber；8, positioning ring；
9, sealing ring；10, rotating plate.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.Term "inner",
The orientation or state relation of the instructions such as "upper", "lower" are orientation based on the figure or state relation, are merely for convenience of retouching
It states the present invention and simplifies description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore be not considered as limiting the invention；Description and claims of this specification and on
Stating the term " first " in attached drawing, " second " etc. is to be used to distinguish similar objects, without for describe specific sequence or
Precedence.It should be understood that the data used in this way are interchangeable under appropriate circumstances, so as to reality of the invention described herein
Apply example.
A kind of rotatable high life thermocouple of low power consuming as shown in Figs. 1-2, including terminal box 1 and insulation tube 6, insulation tube
6 are arranged below terminal box 1, and thermode is equipped in insulation tube 7, further includes sleeve 3 and bolt；
Bolt includes nut 4 and the stud 5 positioned at the lower section of nut 4, is provided with vertical first through hole on nut 4, on stud 5
It is provided with the second vertical through-hole, the axis collinear of first through hole and the second through-hole；Insulation tube 7 passes through first through hole and second and leads to
Hole, it is spaced between bolt and insulation tube 6；
3 damping rotary of sleeve is mounted in first through hole, and can be rotated around the axis of first through hole；The inner circumferential of sleeve 3
Face is equipped with internal screw thread, and the outer peripheral surface of insulation tube 6 is equipped with external screw thread, and sleeve 3 is threadedly coupled with insulation tube 6.
Thermocouple itself can not adjust measurement end position in the prior art, in long-term monitoring process, for example survey
When measuring the temperature of some fluid media (medium)s, it is easy to insulation tube 6 be made to lead to single side erosion due to impact unidirectional by fluid media (medium)
It is overweight, influence service life；In addition, generally requiring when needing to measure the temperature of different height collection point position by thermocouple
It removes and reinstalls adjustment, be inconvenient；The present embodiment provides a kind of rotatable high life heat of low power consuming for these problems
Galvanic couple, the device are provided with sleeve 3 and bolt in the structure basis of existing thermocouple, wherein the is provided on the nut 4 of bolt
One through-hole, the second through-hole is provided on stud 5, and insulation tube 6 passes through first through hole and the second through-hole, stays between bolt and insulation tube 6
There is interval, screw rod is avoided to interfere with the movement of insulation tube 6；3 damping rotary of sleeve is mounted in first through hole, and sleeve 3 with
Insulation tube 6 is threadedly coupled.The present apparatus is in use, first passes through the tools such as spanner and fixes the installation base of bolt and Devices to test
Connection, another hand steered firmly thermocouple, turns sleeve 3 on the other hand after the installation is completed, adjustable exhausted since the two is threadedly coupled
The height and position of edge pipe 6；After adjustment, if the measurement angle of thermode in electric thermo-couple insulated tube 6 need to be adjusted, heat need to be only unclamped
The direct rotational sleeve 3 of galvanic couple, due to the frictional force of threaded connection place, thermocouple will be rotated with sleeve 3；Additionally due to sleeve
3 connect with bolt damping rotary, therefore after adjusting angle, due to the frictional force at damping, so thermocouple will not be because of stream
The impact of body and rotate, do not interfere with the measurement accuracy of thermocouple.
Further specific setting is as shown in Fig. 2, the outer peripheral surface of sleeve 3 is equipped with positioning ring 8, first through hole on nut 4
Inner surface on be provided with the sliding slot of annular, positioning ring 8 is slidably arranged in sliding slot；In the present embodiment, positioning ring 8 is rubber ring,
It is transition fit between sliding slot, therefore both will not influence the rotation of sleeve 3, at the same after caoutchouc elasticity deformation with sliding slot groove face
Between can come into full contact with, it is possible to provide sufficient damping friction power.
In the present embodiment, cylindrical heat-insulation chamber 7, the axis of heat-insulation chamber 7 and the axis of sleeve 3 are equipped in the barrel of sleeve 3
Line is conllinear；The heat-insulation chamber 7 of setting can prevent ambient temperature from interfering with thermocouple, avoid influencing measurement result.
In the present embodiment, sealing ring 9 is equipped in the second through-hole of stud 5, sealing ring 9 is equipped with and passes through for insulation tube 6
Through-hole；The sealing ring 9 of setting is used to avoid thermocouple when measuring temperature of fluid medium, has fluid media (medium) contact positioning ring 8,
And then erode to positioning ring 8.
In the present embodiment, telescopic sleeve 2 is equipped between sleeve 3 and terminal box 1, telescopic sleeve 2 is set in outside insulation tube 6 simultaneously
It can be along the axial stretching of insulation tube 6；The first end and terminal box 1 of telescopic sleeve 2 are rotatablely connected, and second end and sleeve 3 rotate
Connection；In addition, between the tube wall and insulation tube 6 of telescopic sleeve 2, also there are gaps；Effect that there are two the telescopic sleeves 2 of setting, one
Be for protecting insulation tube 6, prevent during installation insulation tube 6 deformed by external impacts；Second is that can be heat-insulated, equally avoid the external world
Temperature interference is to thermocouple.
In the present embodiment, the peripheral surface region that nut 4 is exposed on sleeve 3 is circumferentially additionally provided with multiple rotating plates 10, in order to not
With tool, that is, pivotable sleeve 3 is carried, facilitate operation.
Present apparatus structure is simple, has both been able to achieve the rotation of thermocouple, avoids unidirectional punching of the insulation tube 6 by fluid media (medium)
It hits；It is able to achieve the electrodeless adjustment of insulation tube 6 again, is convenient for measuring the temperature of different height station acquisition point；Whole process is simply square
Just, the measurement demand of thermocouple can be better met.
More than, it is merely preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto, it is any
Those familiar with the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its invents
Design is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910114189.XA CN109738085B (en) | 2019-02-14 | 2019-02-14 | A low-energy-consumption, rotatable, and long-life thermocouple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910114189.XA CN109738085B (en) | 2019-02-14 | 2019-02-14 | A low-energy-consumption, rotatable, and long-life thermocouple |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109738085A true CN109738085A (en) | 2019-05-10 |
| CN109738085B CN109738085B (en) | 2025-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910114189.XA Active CN109738085B (en) | 2019-02-14 | 2019-02-14 | A low-energy-consumption, rotatable, and long-life thermocouple |
Country Status (1)
| Country | Link |
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| CN (1) | CN109738085B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982317A (en) * | 2020-08-28 | 2020-11-24 | 安徽瑞尔特仪表科技有限公司 | Thermocouple |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004293722A (en) * | 2003-03-28 | 2004-10-21 | Tokai Rubber Ind Ltd | Swivel hose coupling |
| CN203297806U (en) * | 2013-05-14 | 2013-11-20 | 南安宝霖洁具有限公司 | Pipe joint capable of being adjusted in a rotary mode |
| CN203309417U (en) * | 2013-05-15 | 2013-11-27 | 镇江华浩通信器材有限公司 | 360-degree rotating joint |
| CN103868239A (en) * | 2014-03-11 | 2014-06-18 | 广东万和电气有限公司 | Electric water heater |
| CN105485452A (en) * | 2016-01-21 | 2016-04-13 | 江苏腾旋科技股份有限公司 | Double-roller-path support knuckle rotating joint |
| TWM523034U (en) * | 2016-02-24 | 2016-06-01 | Jian-Yuan Chen | Control valve with swivel joint |
| CN106813794A (en) * | 2016-12-13 | 2017-06-09 | 安徽国晖电气科技有限公司 | A kind of multifunction high-precision thermocouple |
| CN209356083U (en) * | 2019-02-14 | 2019-09-06 | 安徽天康(集团)股份有限公司 | A kind of rotatable high life thermocouple of low power consuming |
-
2019
- 2019-02-14 CN CN201910114189.XA patent/CN109738085B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004293722A (en) * | 2003-03-28 | 2004-10-21 | Tokai Rubber Ind Ltd | Swivel hose coupling |
| CN203297806U (en) * | 2013-05-14 | 2013-11-20 | 南安宝霖洁具有限公司 | Pipe joint capable of being adjusted in a rotary mode |
| CN203309417U (en) * | 2013-05-15 | 2013-11-27 | 镇江华浩通信器材有限公司 | 360-degree rotating joint |
| CN103868239A (en) * | 2014-03-11 | 2014-06-18 | 广东万和电气有限公司 | Electric water heater |
| CN105485452A (en) * | 2016-01-21 | 2016-04-13 | 江苏腾旋科技股份有限公司 | Double-roller-path support knuckle rotating joint |
| TWM523034U (en) * | 2016-02-24 | 2016-06-01 | Jian-Yuan Chen | Control valve with swivel joint |
| CN106813794A (en) * | 2016-12-13 | 2017-06-09 | 安徽国晖电气科技有限公司 | A kind of multifunction high-precision thermocouple |
| CN209356083U (en) * | 2019-02-14 | 2019-09-06 | 安徽天康(集团)股份有限公司 | A kind of rotatable high life thermocouple of low power consuming |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982317A (en) * | 2020-08-28 | 2020-11-24 | 安徽瑞尔特仪表科技有限公司 | Thermocouple |
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| Publication number | Publication date |
|---|---|
| CN109738085B (en) | 2025-02-25 |
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