CN211373855U - Thermocouple is fixed and is used mount pad - Google Patents
Thermocouple is fixed and is used mount pad Download PDFInfo
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- CN211373855U CN211373855U CN201921927314.0U CN201921927314U CN211373855U CN 211373855 U CN211373855 U CN 211373855U CN 201921927314 U CN201921927314 U CN 201921927314U CN 211373855 U CN211373855 U CN 211373855U
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- thermocouple
- protective sleeve
- pipe wall
- heat preservation
- groove
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Abstract
The utility model relates to the technical field of thermocouple installation, in particular to a thermocouple fixing installation seat, which solves the defects of easy looseness and short service life of a thermocouple after installation in the prior art, and comprises a pipe wall, a heat preservation layer and a protective sleeve, wherein the pipe wall is provided with a through hole, the installation seat is welded on the pipe wall, the heat preservation layer is arranged in the installation seat, the thermocouple is sleeved in the heat preservation layer, the upper end of the heat preservation layer is provided with an annular groove, the protective sleeve is sleeved in the through hole, the protective sleeve is internally provided with an inserting groove which is matched with the bottom of the thermocouple, a pressing ring is arranged in the annular groove and is matched with the annular groove, the upper part of the thermocouple is in threaded connection with a nut, a gasket is arranged between the nut and the pressing ring, an aluminum oxide protective film has the functions of corrosion resistance and the like, the lower end of the protective sleeve can be, the sensitivity is also ensured.
Description
Technical Field
The utility model relates to a thermocouple installation technical field especially relates to a thermocouple is fixed and uses mount pad.
Background
The thermocouple is a commonly used temperature measuring element in a temperature measuring instrument, directly measures temperature, converts a temperature signal into a thermal electromotive force signal, and converts the thermal electromotive force signal into the temperature of a measured medium through an electric instrument (a secondary instrument). The appearance of various thermocouples is very different according to needs, but the basic structures of the thermocouples are almost the same, and the thermocouples are generally composed of main parts such as a thermode, an insulating sleeve protection tube, a junction box and the like, and are generally matched with a display instrument, a recording instrument and an electronic regulator for use.
However, the conventional thermocouple is easy to loosen after being fixedly installed, and the protection measures of the thermocouple are less, so that the service life of the thermocouple is shortened, and the sensitivity of the thermocouple is affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects that the thermocouple existing in the prior art is easy to loose and has short service life after installation, and providing a thermocouple fixing mounting seat.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a thermocouple is fixed and uses mount pad, includes pipe wall, heat preservation and protective case, be equipped with the through-hole on the pipe wall, and welded the mount pad on the pipe wall, the heat preservation sets up in the mount pad, and the cover is equipped with the thermocouple in the heat preservation, the annular has been seted up to the upper end of heat preservation, protective case overlaps establishes in the through-hole, and is equipped with ann's slot in the protective case, ann's slot matches with the bottom of thermocouple.
Preferably, a compression ring is arranged in the annular groove and matched with the annular groove.
Preferably, the upper part of the thermocouple is in threaded connection with a nut, and a gasket is arranged between the nut and the compression ring.
Preferably, a clamping groove is formed in the heat insulation layer.
Preferably, the top of the protective sleeve is provided with a snap ring, and the snap ring is matched with the clamping groove.
Preferably, the protective sleeve is made of aluminum, and an aluminum oxide protective film is arranged on the surface of the protective sleeve.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the aluminum oxide protective film has the functions of corrosion resistance and the like, the lower end of the thermocouple can be protected from being corroded by fluid in the pipe by the protective sleeve, the service life of the thermocouple is prolonged, and the sensitivity of the thermocouple is also ensured.
2. Nut, clamp ring and gasket can prevent to take place to become flexible after the thermocouple installation, and the clamp ring can play certain sealed effect.
Drawings
Fig. 1 is a schematic front sectional view of a mounting base for fixing a thermocouple according to the present invention;
fig. 2 is an enlarged schematic structural view of a mounting base for fixing a thermocouple according to the present invention at a position a;
fig. 3 is an enlarged schematic structural diagram of a mounting base for fixing a thermocouple according to the present invention at the position B.
In the figure: 1 pipe wall, 2 mounting seats, 3 heat preservation layers, 4 thermocouples, 5 protective sleeves, 51 clamping rings, 52 inserting grooves, 6 pressing rings, 7 gaskets, 8 nuts, 9 ring grooves, 10 clamping grooves and 11 through holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a thermocouple fixing mounting base comprises a pipe wall 1, a heat insulation layer 3 and a protection sleeve 5, wherein a through hole 11 is formed in the pipe wall 1, a mounting base 2 is welded on the pipe wall 1, the heat insulation layer 3 is arranged in the mounting base 2, a thermocouple 4 is sleeved in the heat insulation layer 3, a ring groove 9 is formed in the upper end of the heat insulation layer 3, the protection sleeve 5 is sleeved in the through hole 11, an inserting groove 52 is formed in the protection sleeve 5, and the inserting groove 52 is matched with the bottom of the thermocouple 4.
Wherein, be equipped with clamp ring 6 in the annular 9, and clamp ring 6 and annular 9 phase-matches, the upper portion threaded connection of thermocouple 4 has nut 8, and is equipped with gasket 7 between nut 8 and the clamp ring 6, and nut 8, clamp ring 6 and gasket 7 can prevent to take place to become flexible after thermocouple 4 installs, and clamp ring 6 can play certain sealed effect.
Wherein, be equipped with draw-in groove 10 in the heat preservation 3, protective case 5's top is equipped with snap ring 51, and snap ring 51 and draw-in groove 10 phase-match, and protective case 5 adopts aluminium system material, and protective case 5's surface is equipped with the alumina protection film, and the alumina protection film has effects such as anticorrosion, and protective case 5 can protect thermocouple 4's lower extreme not receive intraductal fluidic corruption, has increased thermocouple 4's life, has also guaranteed its sensitivity.
Example (b): nut 8, clamp ring 6 and gasket 7 can prevent that take place to become flexible after thermocouple 4 installs, and clamp ring 6 can play certain sealed effect, and the aluminium oxide protection film has effects such as anticorrosion, and protective case 5 can protect thermocouple 4's lower extreme not receive intraductal fluidic corruption, has increased thermocouple 4's life, has also guaranteed its sensitivity.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A mount pad for fixing a thermocouple, comprising:
the pipe comprises a pipe wall (1), wherein a through hole (11) is formed in the pipe wall (1), and a mounting seat (2) is welded on the pipe wall (1);
the heat-insulating layer (3) is arranged in the mounting seat (2), the thermocouple (4) is sleeved in the heat-insulating layer (3), and the upper end of the heat-insulating layer (3) is provided with a ring groove (9); and
the protective sleeve (5) is sleeved in the through hole (11), an inserting groove (52) is formed in the protective sleeve (5), and the inserting groove (52) is matched with the bottom of the thermocouple (4).
2. A thermocouple fastening attachment base according to claim 1, characterised in that the annular groove (9) is provided with a clamping ring (6), and that the clamping ring (6) is adapted to the annular groove (9).
3. A thermocouple fixation mounting base according to claim 1, characterised in that the upper part of the thermocouple (4) is screw-connected with a nut (8), and a gasket (7) is provided between the nut (8) and the clamp ring (6).
4. A thermocouple fastening attachment base according to claim 1, characterised in that the insulating layer (3) is provided with a slot (10).
5. The thermocouple fixing mounting base according to claim 1, wherein a snap ring (51) is provided on the top of the protection sleeve (5), and the snap ring (51) is matched with the snap groove (10).
6. A thermocouple fixing mount according to claim 1, wherein the protective sleeve (5) is made of aluminum, and a surface of the protective sleeve (5) is provided with an aluminum oxide protective film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921927314.0U CN211373855U (en) | 2019-11-10 | 2019-11-10 | Thermocouple is fixed and is used mount pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921927314.0U CN211373855U (en) | 2019-11-10 | 2019-11-10 | Thermocouple is fixed and is used mount pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211373855U true CN211373855U (en) | 2020-08-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921927314.0U Active CN211373855U (en) | 2019-11-10 | 2019-11-10 | Thermocouple is fixed and is used mount pad |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211373855U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624353A (en) * | 2021-07-07 | 2021-11-09 | 哈尔滨工程大学 | Device capable of preventing thermocouple from penetrating through casing pipe and adjusting insertion depth in multiple stages |
-
2019
- 2019-11-10 CN CN201921927314.0U patent/CN211373855U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624353A (en) * | 2021-07-07 | 2021-11-09 | 哈尔滨工程大学 | Device capable of preventing thermocouple from penetrating through casing pipe and adjusting insertion depth in multiple stages |
| CN113624353B (en) * | 2021-07-07 | 2023-12-19 | 哈尔滨工程大学 | Thermocouple penetration casing anti-flying-out multi-stage adjustable insertion depth device |
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