CN108254092A - A kind of replaceable high life thermocouple - Google Patents
A kind of replaceable high life thermocouple Download PDFInfo
- Publication number
- CN108254092A CN108254092A CN201711297548.7A CN201711297548A CN108254092A CN 108254092 A CN108254092 A CN 108254092A CN 201711297548 A CN201711297548 A CN 201711297548A CN 108254092 A CN108254092 A CN 108254092A
- Authority
- CN
- China
- Prior art keywords
- terminal box
- protective jacket
- external gear
- inner cylinder
- limiting stand
- 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.)
- Withdrawn
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
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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 replaceable high life thermocouple, including：Terminal box, thermometric bar, external gear and the driving mechanism being connect with terminal box, wherein：The periphery of thermometric bar is set with protective jacket, and one end and the terminal box of protective jacket are detachably connected, outer wall of the protective jacket close to terminal box one end be equipped with circumferentially and with its integrally formed limiting stand, limiting stand is equipped with the mounting hole that axial arranged and both ends penetrate through；External gear is equipped with the connecting hole of axis arrangement, and outer gear sleeve is mounted in thermometric bar, and its side side far from terminal box and limiting stand are against connecting hole is coaxially arranged with mounting hole；External gear realizes the fixation with limiting stand by connector and the cooperation of mounting hole and connecting hole；Driving mechanism is detachably connected with terminal box, and driving mechanism includes the driving gear engaged with external gear and the power unit for driving gear to be driven to rotate.Service life of the present invention is long, avoids the waste it is possible to prevente effectively from resource.
Description
Technical field
The present invention relates to electronic technology field more particularly to a kind of replaceable high life thermocouples.
Background technology
The environment that thermocouple is applied is often in flow regime.Since existing thermocouple is all fixed structure, once
After installation, it can not be rotated again, and the flow direction of medium to be measured is also all fixed unidirectional so that thermocouple is in thermometric
Always single side by momentum effect, leads to its reduced service life in the process.Urgently improve.
Invention content
Based on above-mentioned background technology, the present invention proposes a kind of replaceable high life thermocouple, with
While extending the service life of thermocouple, the waste of available resources is avoided.
The present invention proposes a kind of replaceable high life thermocouple, including：Terminal box, the thermometric bar being connect with terminal box,
External gear and driving mechanism, wherein：
The periphery of thermometric bar is set with protective jacket, and one end and the terminal box of protective jacket are detachably connected, and protective jacket leans on proximity
The outer wall of wire box one end be equipped with circumferentially and with its integrally formed limiting stand, limiting stand be equipped with axial arranged and both ends
The mounting hole of perforation；
External gear is equipped with the connecting hole of axis arrangement, and outer gear sleeve is mounted in thermometric bar, and its side far from terminal box
Side is with limiting stand against connecting hole is coaxially arranged with mounting hole；External gear is matched by connector and mounting hole and connecting hole
Close the fixation realized with limiting stand；
Driving mechanism is detachably connected with terminal box, and driving mechanism includes the driving gear engaged with external gear and for driving
The power unit of dynamic driving gear rotation.
Preferably, one end open of the protective jacket far from terminal box.
Preferably, the outer barrel and inner cylinder coaxially arranged with thermometric bar are equipped in terminal box and positioned at the periphery of thermometric bar
Body, the outer barrel are located at the periphery of inner cylinder and are fixed with terminal box, and inner cylinder is rotatablely connected with outer barrel, and inner cylinder is separate
One end of terminal box extends to the outside of outer barrel to form department of assembly；Described turn is equipped with the logical of several radial arrangements with portion
Hole；One end of protective jacket stretches to inside inner cylinder and passes through connector and is secured to across through-hole.
Preferably, the inner cavity of inner cylinder is rectangular cavity, and one end that protective jacket stretches into inner cylinder is the square being adapted to rectangular cavity
Shape structure.
Preferably, the outer housing of terminal box is equipped with the mounting base being secured to, and mounting base is equipped with along thermometric shank diameter
The sliding rail of direction arrangement；Power unit is mounted in mounting base and is slidably matched with sliding rail, and power unit is micromachine, described
Driving gear is mounted on the output shaft of power unit.
Preferably, thermometric bar includes thermode, is arranged on the insulation sleeve of thermode periphery and is coated on insulation sleeve periphery
Protection pipe.
In the present invention, by setting protective jacket in the periphery of thermometric bar, to utilize protective jacket block media stream to thermometric bar
Erosion；By setting driving mechanism and gear, to allow protective jacket around thermometric using driving mechanism and external gear cooperation
Bar rotates, and constantly to switch the stress surface of protective jacket, extends the service life of protective jacket, and due to protective jacket and terminal box
For connection mode to be detachably connected, external gear is also to be connect by connector with protective jacket, so that protective jacket can be with after damaging
It is replaced, and other normal components still can be used normally, so as to avoid the waste of available resources.
Description of the drawings
Fig. 1 is a kind of structure diagram of replaceable high life thermocouple proposed by the present invention.
Specific embodiment
In the following, technical scheme of the present invention is described in detail by specific embodiment.
As shown in FIG. 1, FIG. 1 is a kind of structure diagrams of replaceable high life thermocouple proposed by the present invention.
Reference Fig. 1, a kind of replaceable high life thermocouple that the embodiment of the present invention proposes, including：Terminal box 1 and wiring
Thermometric bar 2, external gear 3 and the driving mechanism that box 1 connects, wherein：
The outer barrel 7 and inner cylinder 8 coaxially arranged with thermometric bar 2 are equipped in terminal box 1 and positioned at the periphery of thermometric bar 2,
The outer barrel 7 is located at the periphery of inner cylinder 8 and is fixed with terminal box 1, and inner cylinder 8 is rotatablely connected with outer barrel 7, inner cylinder 8
One end far from terminal box 1 extends to the outside of outer barrel 7 to form department of assembly；Described turn is equipped with several radial arrangements with portion
Through-hole.The protection pipe that thermometric bar 2 includes thermode, is arranged on the insulation sleeve of thermode periphery and is coated on insulation sleeve periphery,
The periphery of thermometric bar 2 is set with protective jacket 4, and one end of protective jacket 4 stretches to 8 inside of inner cylinder and passes through connector across through-hole
Be secured to, protective jacket 4 close to 1 one end of terminal box outer wall be equipped with circumferentially and with its integrally formed limiting stand 41,
Limiting stand 41 is equipped with the mounting hole that axial arranged and both ends penetrate through.External gear 3 is equipped with the connecting hole of axis arrangement, external gear
3 are sleeved on thermometric bar 2, and its side side far from terminal box 1 and limiting stand 41 are against connecting hole and the coaxial cloth of mounting hole
It puts；External gear 3 realizes the fixation with limiting stand 41 by connector and the cooperation of mounting hole and connecting hole；Driving mechanism and terminal box
1 is detachably connected, and driving mechanism includes the driving gear 5 engaged with external gear 3 and the power for driving gear 5 to be driven to rotate
Unit 6.
The present invention works in this way：By setting protective jacket 4 in the periphery of thermometric bar 2, to be situated between using the blocking of protective jacket 4
Erosion of the mass flow to thermometric bar 2；By setting driving mechanism and gear, to be coordinated using driving mechanism with external gear 3 so that anti-
Sheath 4 can be rotated around thermometric bar 2, constantly to switch the stress surface of protective jacket 4, extend the service life of protective jacket 4, and by
It is to be detachably connected in the connection mode of protective jacket 4 and terminal box 1, external gear 3 is also to be connect by connector with protective jacket 4
, so that protective jacket 4 can be replaced after damaging, and other normal components still can be used normally, so as to avoid resource
Waste, to achieve the purpose that environmental protection.
In addition, in the present embodiment, one end open of the protective jacket 4 far from terminal box 1, so that measured medium enters protective jacket 4
Inside, to improve the temperature measurement accuracy of thermometric bar 2.
In the present embodiment, the inner cavity of inner cylinder 8 is rectangular cavity, and protective jacket 4 stretches into one end of inner cylinder 8 to be fitted with rectangular cavity
The rectangular configuration matched, to further improve its circumferential stability in rotary course of protective jacket 4.
In the present embodiment, the outer housing of terminal box 1 is equipped with the mounting base 9 being secured to, and mounting base 9 is equipped with along thermometric
The sliding rail of 2 diametric(al) of bar arrangement；Power unit 6 is mounted in mounting base 9 and is slidably matched with sliding rail, and power unit 6 is micro-
Type motor, the driving gear 5 are mounted on the output shaft of power unit 6.The setting of the structure can replace protective jacket 4
When, can directly by power unit 6 to the Slideslip far from external gear 3, so that driving gear 5 is detached from external gear 3, with
Facilitate the quick-replaceable of protective jacket 4, and again push power unit 6 to 4 direction of protective jacket after replacement, make driving gear
5 engage with external gear 3.So that without being torn open to power unit 6 or driving gear 5 during protective jacket 4 is replaced
Dress, to be convenient for changing and save replacing construction.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be 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 (6)
1. a kind of replaceable high life thermocouple, which is characterized in that including：Terminal box (1), the thermometric being connect with terminal box (1)
Bar (2), external gear (3) and driving mechanism, wherein：
The periphery of thermometric bar (2) is set with protective jacket (4), and one end and the terminal box (1) of protective jacket (4) are detachably connected, protection
Cover (4) close to terminal box (1) one end outer wall be equipped with circumferentially and with its integrally formed limiting stand (41), limiting stand
(41) it is equipped with the mounting hole that axial arranged and both ends penetrate through；
External gear (3) is equipped with the connecting hole of axis arrangement, and external gear (3) is sleeved on thermometric bar (2), and it is far from terminal box
(1) side side is with limiting stand (41) against connecting hole is coaxially arranged with mounting hole；External gear (3) by connector with
The fixation with limiting stand (41) is realized in mounting hole and connecting hole cooperation；
Driving mechanism is detachably connected with terminal box (1), driving mechanism include the driving gear (5) that is engaged with external gear (3) and
For the power unit (6) that driving gear (5) is driven to rotate.
2. replaceable high life thermocouple according to claim 1, which is characterized in that protective jacket (4) is far from terminal box (1)
One end open.
3. replaceable high life thermocouple according to claim 1, which is characterized in that in terminal box (1) and positioned at thermometric
The periphery of bar (2) is equipped with the outer barrel (7) and inner cylinder (8) coaxially arranged with thermometric bar (2), and the outer barrel (7) is positioned at interior
The periphery of cylinder (8) is simultaneously fixed with terminal box (1), and inner cylinder (8) is rotatablely connected with outer barrel (7), and inner cylinder (8) is far from wiring
One end of box (1) extends to the outside of outer barrel (7) to form department of assembly；Described turn is equipped with the logical of several radial arrangements with portion
Hole；One end of protective jacket (4) stretches to inner cylinder (8) inside and passes through connector and is secured to across through-hole.
4. replaceable high life thermocouple according to claim 3, which is characterized in that the inner cavity of inner cylinder (8) is rectangle
Chamber, one end that protective jacket (4) stretches into inner cylinder (8) are the rectangular configuration being adapted to rectangular cavity.
5. replaceable high life thermocouple according to claim 1, which is characterized in that set on the outer housing of terminal box (1)
There is the mounting base (9) being secured to, mounting base (9) is equipped with the sliding rail arranged along thermometric bar (2) diametric(al)；Power unit
(6) it is slidably matched in mounting base (9) and with sliding rail, power unit (6) is micromachine, driving gear (5) peace
On the output shaft of power unit (6).
6. replaceable high life thermocouple according to any one of claims 1-5, which is characterized in that thermometric bar (2) wraps
The protection pipe for include thermode, being arranged on the insulation sleeve of thermode periphery and be coated on insulation sleeve periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711297548.7A CN108254092A (en) | 2017-12-08 | 2017-12-08 | A kind of replaceable high life thermocouple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711297548.7A CN108254092A (en) | 2017-12-08 | 2017-12-08 | A kind of replaceable high life thermocouple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108254092A true CN108254092A (en) | 2018-07-06 |
Family
ID=62721049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711297548.7A Withdrawn CN108254092A (en) | 2017-12-08 | 2017-12-08 | A kind of replaceable high life thermocouple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108254092A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674302A (en) * | 2012-09-14 | 2014-03-26 | 贵航发动机设计研究所 | Rotating device for measuring fuel-gas temperature field |
| CN106092353A (en) * | 2016-07-21 | 2016-11-09 | 安徽蓝润自动化仪表有限公司 | A kind of corrosion-resistant anti-fracture thermocouple |
| CN106918400A (en) * | 2017-04-20 | 2017-07-04 | 安徽春辉仪表线缆集团有限公司 | A kind of thermocouple structure |
-
2017
- 2017-12-08 CN CN201711297548.7A patent/CN108254092A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674302A (en) * | 2012-09-14 | 2014-03-26 | 贵航发动机设计研究所 | Rotating device for measuring fuel-gas temperature field |
| CN106092353A (en) * | 2016-07-21 | 2016-11-09 | 安徽蓝润自动化仪表有限公司 | A kind of corrosion-resistant anti-fracture thermocouple |
| CN106918400A (en) * | 2017-04-20 | 2017-07-04 | 安徽春辉仪表线缆集团有限公司 | A kind of thermocouple structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180706 |