CN105300541B - A kind of High Accuracy Thermocouple Temperature - Google Patents
A kind of High Accuracy Thermocouple Temperature Download PDFInfo
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- CN105300541B CN105300541B CN201510695067.6A CN201510695067A CN105300541B CN 105300541 B CN105300541 B CN 105300541B CN 201510695067 A CN201510695067 A CN 201510695067A CN 105300541 B CN105300541 B CN 105300541B
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- conductor
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- high accuracy
- protective case
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Abstract
The invention discloses a kind of High Accuracy Thermocouple Temperatures, including：Terminal box, thermode, adapter and protective case；One end of protection sleeve pipe is detachably connected by adapter and terminal box, the other end sealing of protection sleeve pipe；Protection sleeve pipe includes the first chamber and second chamber of both ends connection, and first chamber and second chamber are parallel to each other, and are reserved with gap between first chamber and second chamber and form reserved channel；Thermode includes the conductor A and conductor B that both ends are bonded into circuit, and conductor A and conductor B are located in first chamber and second chamber, and conductor A is connected with one end of conductor B, and the other end of conductor A and conductor B are each passed through adapter and connect with terminal box；Insulating heat-conduction material is filled in gap between conductor A and conductor B and first chamber and second chamber.The invention avoids conductor A and conductor B to contact dead angle, so that the temperature that conductor A and conductor B are reacted is more accurate, to achieve the purpose that improve measurement accuracy.
Description
Technical field
The present invention relates to Thermocouples Technology field more particularly to a kind of High Accuracy Thermocouple Temperatures.
Background technique
Thermocouple (thermocouple) is common temperature element in temperature measuring instrument, it directly measures temperature, and
Temperature signal is converted into thermo-electromotive force signal, the temperature of measured medium is converted by electric meter (secondary meter).
And the structure limitation of the existing protected casing of thermocouple, measurement accuracy are affected, it would be highly desirable to improve.
Summary of the invention
Technology based on the above background, the present invention propose a kind of High Accuracy Thermocouple Temperature, to improve its survey
Accuracy of measurement.
The invention proposes a kind of High Accuracy Thermocouple Temperatures, including：Terminal box, thermode, adapter and protective case, wherein：
One end of protection sleeve pipe is detachably connected by adapter and terminal box, the other end sealing of protection sleeve pipe；Protection
Casing includes the first chamber and second chamber of both ends connection, and first chamber and second chamber be parallel to each other, and first chamber and
It is reserved with gap between second chamber and forms the reserved channel passed through for fluid to be measured；
Thermode includes the conductor A and conductor B that both ends are bonded into circuit, conductor A and conductor B be located at first chamber and
In second chamber, and conductor A is connected with one end of conductor B, and the other end of conductor A and conductor B are each passed through adapter and wiring
Box connection；Insulating heat-conduction material is filled in gap between conductor A and conductor B and first chamber and second chamber.
Preferably, it along the length direction of protection sleeve pipe, reserves and is equipped with multiple spaced apart reinforcing ribs in channel, reinforce
The both ends of muscle are connect with the outer wall of first chamber and second chamber respectively.
Preferably, first chamber and second chamber are flat chamber.
Preferably, conductor A and conductor B is flat bar shape, and the flat horizontal surface of conductor A and conductor B are respectively parallel to
The flat horizontal surface of first chamber and second chamber.
Preferably, the side of adapter is equipped with directive property protrusion.
Preferably, adapter includes sealing and switching part, and sealing position is in the side close to protection sleeve pipe, sealing
Solid, the end face of sealing are equipped with the entrance hole passed through for conductor A and conductor B, are equipped with sealing ring in entrance hole；Switching part
For hollow body, the hollow cavity of switching part is interior to be filled with airtight and watertight padding, is reserved with to pass through for conductor A and conductor B in airtight and watertight padding and draw
Fairlead out, the side wall of switching part include inner sidewall and lateral wall, and gap is reserved between inner sidewall and lateral wall and forms confession
The connecting cavity of terminal box access.
In the present invention, by the way that first chamber and second chamber are arranged in protection sleeve pipe, in first chamber and second chamber
Between be reserved with gap and form the reserved channel that passes through for fluid to be measured so that the thermocouple is in measurement process, fluid difference
Passed through from the surrounding of first chamber and second chamber so that the conductor A and conductor B that are arranged in first chamber and second chamber with
The contact surface of fluid increases, and the setting in reserved channel can be such that fluid passes through between conductor A and conductor B, so as to avoid
Conductor A and conductor B contacts dead angle, so that the temperature that conductor A and conductor B are reacted is more accurate, to reach raising measurement essence
The purpose of degree.In addition, the setting of reinforcing rib improves its non-deformability so that structure is more firm in the present invention；Adapter
Be not only convenient for replacing, and in adapter sealing and switching part setting can also when protection sleeve pipe leaks, stop to
Fluid measured or corrosive gas enter in terminal box, to play the role of protecting junction box element.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of High Accuracy Thermocouple Temperature proposed by the present invention.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
As shown in FIG. 1, FIG. 1 is a kind of structural schematic diagrams of High Accuracy Thermocouple Temperature proposed by the present invention.
Referring to Fig.1, a kind of High Accuracy Thermocouple Temperature that the embodiment of the present invention proposes, including：Terminal box 1, thermode 2, switching
First 3 and protective case 4, wherein：
One end of 4 pipe of protective case is detachably connected by adapter 3 with terminal box 1, in order to replace；4 pipe of protective case
Other end sealing；The pipe of protective case 4 includes the first chamber 41 and second chamber 42 of both ends connection, first chamber 41 and second chamber
42 are parallel to each other, and first chamber 41 and second chamber 42 are flat chamber, pre- between first chamber 41 and second chamber 42
There are gaps to form the reserved channel 5 passed through for fluid to be measured；
Thermode 2 includes the conductor A21 and conductor B22 that both ends are bonded into circuit, and conductor A21 and conductor B22 are located at
In first chamber 41 and second chamber 42, and conductor A21 and conductor B22 are flat bar shape, and conductor A21 and conductor B22
Flat horizontal surface be respectively parallel to the flat horizontal surface of first chamber 41 and second chamber 42, one end of conductor A21 and conductor B22 connect
It connects, the other end of conductor A21 and conductor B22 are each passed through adapter 3 and connect with terminal box 1；Conductor A21 and conductor B22 and
Insulating heat-conduction material is filled in gap between one chamber 41 and second chamber 42.
In the present embodiment, along the length direction of 4 pipe of protective case, reserves and be equipped with multiple spaced apart reinforcements in channel 5
Muscle 6, the both ends of reinforcing rib 6 are connect with the outer wall of first chamber 41 and second chamber 42 respectively, and the setting of reinforcing rib 6 is so that structure
It is more firm, improve its non-deformability.
In the present embodiment, the side of adapter 3 is equipped with directive property protrusion 31, can be confirmed the by directive property protrusion 31
The flat horizontal surface direction of one chamber 41 and second chamber 42, is adjusted to facilitate according to the flow direction of fluid；Adapter 3 wraps
Include sealing and switching part, for sealing position in the side close to 4 pipe of protective case, sealing is solid, on the end face of sealing
Equipped with the entrance hole passed through for conductor A21 and conductor B22, sealing ring is equipped in entrance hole；Switching part is hollow body, switching part
It is filled with airtight and watertight padding in hollow cavity, is reserved in airtight and watertight padding and passes through the fairlead drawn for conductor A21 and conductor B22, turns
The side wall of socket part includes inner sidewall and lateral wall, is reserved with what gap formation was accessed for terminal box 1 between inner sidewall and lateral wall
The setting of connecting cavity, sealing and switching part can also stop fluid to be measured or corrosivity gas when 4 pipe of protective case leaks
Body enters in terminal box 1, to play the role of protecting 1 internal element of terminal box.
By managing interior setting first chamber 41 and second chamber 42 in protective case 4 in the present invention, in first chamber 41 and
It is reserved with gap between two chambers 42 and forms the reserved channel 5 that passes through for fluid to be measured, so that the thermocouple is in measurement process,
Fluid is passed through from the surrounding of first chamber 41 and second chamber 42 respectively, so that being arranged in first chamber 41 and second chamber 42
Conductor A21 and the contact surface of conductor B22 and fluid increase, and the setting in reserved channel 5 can make fluid from conductor A21 and lead
It is passed through between body B22, dead angle is contacted so as to avoid conductor A21 and conductor B22, so that conductor A21 and conductor B22 were reacted
Temperature is more accurate.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone 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 High Accuracy Thermocouple Temperature, which is characterized in that including：Terminal box (1), thermode (2), adapter (3) and protective case
(4), wherein：
One end of protective case (4) pipe is detachably connected by adapter (3) with terminal box (1), and the other end of protective case (4) pipe is close
Envelope；Protective case (4) pipe includes the first chamber (41) and second chamber (42) of both ends connection, first chamber (41) and second chamber
(42) be parallel to each other, and be reserved between first chamber (41) and second chamber (42) gap formed passed through for fluid to be measured it is pre-
Stay channel (5)；
Thermode (2) includes the conductor A (21) and conductor B (22) that both ends are bonded into circuit, conductor A (21) and conductor B (22) points
Wei Yu not be in first chamber (41) and second chamber (42), and conductor A (21) is connected with one end of conductor B (22), conductor A (21)
Adapter (3) is each passed through with the other end of conductor B (22) to connect with terminal box (1)；Conductor A (21) and conductor B (22) and the
Insulating heat-conduction material is filled in gap between one chamber (41) and second chamber (42).
2. High Accuracy Thermocouple Temperature according to claim 1, which is characterized in that along the length direction of protective case (4) pipe, in advance
Stay and be equipped with multiple spaced apart reinforcing ribs (6) in channel (5), the both ends of reinforcing rib (6) respectively with first chamber (41) and the
The outer wall of two chambers (42) connects.
3. High Accuracy Thermocouple Temperature according to claim 2, which is characterized in that first chamber (41) and second chamber (42) are equal
For flat chamber.
4. High Accuracy Thermocouple Temperature according to claim 3, which is characterized in that conductor A (21) and conductor B (22) is flat
Bar shape, and the flat horizontal surface of conductor A (21) and conductor B (22) are respectively parallel to first chamber (41) and second chamber (42)
Flat horizontal surface.
5. High Accuracy Thermocouple Temperature according to claim 1, which is characterized in that the side of adapter (3) is equipped with directive property
Raised (31).
6. High Accuracy Thermocouple Temperature according to claim 5, which is characterized in that adapter (3) includes sealing and switching part,
For sealing position in the side close to protective case (4) pipe, sealing is solid, and the end face of sealing is equipped with for conductor A (21)
The entrance hole passed through with conductor B (22), entrance hole is interior to be equipped with sealing ring；Switching part is hollow body, is filled out in the hollow cavity of switching part
Filled with airtight and watertight padding, it is reserved in airtight and watertight padding and passes through the fairlead drawn for conductor A (21) and conductor B (22), switching part
Side wall includes inner sidewall and lateral wall, and gap is reserved between inner sidewall and lateral wall and forms the connection accessed for terminal box (1)
Chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510695067.6A CN105300541B (en) | 2015-10-23 | 2015-10-23 | A kind of High Accuracy Thermocouple Temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510695067.6A CN105300541B (en) | 2015-10-23 | 2015-10-23 | A kind of High Accuracy Thermocouple Temperature |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105300541A CN105300541A (en) | 2016-02-03 |
| CN105300541B true CN105300541B (en) | 2018-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510695067.6A Active CN105300541B (en) | 2015-10-23 | 2015-10-23 | A kind of High Accuracy Thermocouple Temperature |
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| CN (1) | CN105300541B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106197717A (en) * | 2016-07-21 | 2016-12-07 | 安徽蓝润自动化仪表有限公司 | A kind of durable type thermocouple |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2761005A (en) * | 1954-01-27 | 1956-08-28 | Gen Electric | Non-carbonizing thermocouples |
| CN1589395A (en) * | 2001-10-02 | 2005-03-02 | 阿米特克公司 | Rake thermocouple |
| CN101675327A (en) * | 2007-11-02 | 2010-03-17 | 三菱重工业株式会社 | Quick-response thermocouple for high-speed fluid |
-
2015
- 2015-10-23 CN CN201510695067.6A patent/CN105300541B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2761005A (en) * | 1954-01-27 | 1956-08-28 | Gen Electric | Non-carbonizing thermocouples |
| CN1589395A (en) * | 2001-10-02 | 2005-03-02 | 阿米特克公司 | Rake thermocouple |
| CN101675327A (en) * | 2007-11-02 | 2010-03-17 | 三菱重工业株式会社 | Quick-response thermocouple for high-speed fluid |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105300541A (en) | 2016-02-03 |
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Effective date of registration: 20181016 Address after: 239300 Tianchang Economic Development Zone, Chuzhou, Anhui Province, north of Weiyi Road, east of five road. Applicant after: Anhui Lande Automation Technology Co., Ltd. Address before: 239300 Tianchang Economic Development Zone, Chuzhou, Anhui Province, north of Weiyi Road, east of five road. Applicant before: Anhui Land Instrument Co., Ltd. |
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