CN220794464U - Corrosion-proof armoured thermocouple - Google Patents
Corrosion-proof armoured thermocouple Download PDFInfo
- Publication number
- CN220794464U CN220794464U CN202322143089.4U CN202322143089U CN220794464U CN 220794464 U CN220794464 U CN 220794464U CN 202322143089 U CN202322143089 U CN 202322143089U CN 220794464 U CN220794464 U CN 220794464U
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- protective
- thermocouple
- fixed
- protection
- limiting
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- 230000001681 protective effect Effects 0.000 claims abstract description 63
- 238000007789 sealing Methods 0.000 claims abstract description 35
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract 5
- 241001330002 Bambuseae Species 0.000 claims abstract 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract 5
- 239000011425 bamboo Substances 0.000 claims abstract 5
- 238000005260 corrosion Methods 0.000 claims description 17
- 230000007797 corrosion Effects 0.000 claims description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
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- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The application discloses anticorrosion armor thermocouple, it belongs to thermocouple field. Comprising the following steps: the protective shell is configured with a wiring channel; the protective cover covers the upper end of the protective shell; the protection cylinder is configured to have a protection passage and is inserted into the protection case; the communicating pipe is arranged on the outer wall of the protective shell; the sealing component is arranged at the bottom of the protection cylinder; the wiring channel internal fixation has the cross plate, and the protective housing bottom is equipped with the thermocouple, and the thermocouple inserts the protective housing and passes the cross plate to fix on the cross plate, and the thermocouple passes the protective housing, and one side that the cross plate is close to the protection section of thick bamboo is fixed with the electro-magnet, and the electro-magnet bottom is fixed with the spring, and the protection section of thick bamboo upper end is fixed with magnet, magnet upper end butt spring, and the protective housing bottom has the constant head tank, and protection section of thick bamboo upper end is fixed with the location lug, and the location lug inserts the constant head tank. The beneficial effects of this application lie in providing an anticorrosive armor thermocouple of anticorrosion in the use.
Description
Technical Field
The application relates to the field of thermocouples, in particular to an anti-corrosion armored thermocouple.
Background
Thermocouples are commonly used temperature measuring elements in temperature measuring instruments, which directly measure temperature and convert temperature signals into thermoelectromotive signals, which are converted into the temperature of the medium to be measured by an electrical instrument (secondary instrument). The external forms of the thermocouples are very different according to the needs, but the basic structures of the thermocouples are almost the same, and the thermocouples are usually composed of main parts such as a hot electrode, an insulating sleeve protection tube, a junction box and the like, and are usually matched with a display instrument, a recording instrument and an electronic regulator.
The structure of the device can be referred to in China patent literature: an anti-corrosion thermocouple as disclosed in CN 217953713U.
The bottom of wiring control box is provided with thermocouple core subassembly, and thermocouple core subassembly's outside cover is equipped with the anticorrosion sleeve pipe, and anticorrosion sleeve pipe's top is provided with anticorrosion protective housing, and anticorrosion protective housing's inside is provided with rotatory regulation subassembly, and wiring control box's top is provided with manual regulation spacing subassembly, and one side of wiring control box is provided with the wiring cable, and rotatory regulation subassembly comprises regulation pole, drive helical gear and driven helical gear. When the device is not used, the detection end part of the thermocouple is exposed to the outside for a long time and is easy to corrode, so that the detection result is inaccurate.
The scheme needs to design an anti-corrosion armored thermocouple, and can prevent corrosion in different use environments in the use process.
Disclosure of Invention
The content of the present application is intended to introduce concepts in a simplified form that are further described below in the detailed description. The section of this application is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used to limit the scope of the claimed subject matter.
In order to solve the technical problems mentioned in the background section above, some embodiments of the present application provide an anti-corrosion sheathed thermocouple,
comprising the following steps:
a protective case configured to have a wiring passage;
a protective cover covering the upper end of the protective housing;
a protection cylinder configured to have a protection passage and to be inserted into the protection case;
the communicating pipe is arranged on the outer wall of the protective shell;
the sealing component is arranged at the bottom of the protection cylinder;
the electric wire connection device is characterized in that a cross plate is fixed in a wiring channel, a thermocouple is arranged at the bottom of a protective shell, is inserted into the protective shell and penetrates through the cross plate and is fixed on the cross plate, the thermocouple penetrates through the protective channel, an electromagnet is fixed on one side, close to a protective cylinder, of the cross plate, a spring is fixed at the bottom of the electromagnet, a magnet is fixed at the upper end of the protective cylinder, the upper end of the magnet is abutted against the spring, a positioning groove is formed in the bottom of the protective shell, a positioning lug is fixed at the upper end of the protective cylinder, and the positioning lug is inserted into the positioning groove;
the sealing assembly comprises a positioning ring, a sealing bent plate and a connecting plate, and the positioning ring is sleeved at the bottom of the thermocouple; the connecting plates are rotationally arranged on the positioning ring and are distributed at equal intervals along the circumferential direction of the positioning ring; the sealing curved plate is rotationally arranged at the bottom of the protection cylinder, the sealing curved plates are equidistantly distributed along the circumferential direction of the protection cylinder, and the other end of the connecting plate is rotationally connected to the inner wall of the sealing curved plate.
Further, a pair of limiting plates are fixed on the inner wall of the sealing curved plate, limiting shafts are fixed between the limiting plates, the limiting shafts penetrate through the connecting plates, and the connecting plates are abutted against the limiting plates.
Further, a hollow hemispherical shell is formed between the sealing curved plates to seal and protect the bottom of the cylinder.
Further, the connection plate is obliquely arranged from top to bottom and outwards.
Further, the outer wall of the upper end of the protection cylinder is abutted against the protection shell.
Further, the bottom of the protective cover is in threaded connection with the inner wall of the protective shell.
Further, be equipped with first spacing groove on the holding ring outer wall, first spacing groove is equipped with a plurality ofly, and first spacing groove evenly lays along holding ring circumferencial direction, and first spacing inslot side is fixed with first gag lever post, and first gag lever post passes the joint board.
Further, the protection barrel bottom is equipped with the second spacing groove, and the second spacing groove is equipped with a plurality ofly, and the second spacing groove evenly lays along protection barrel circumferencial direction, and the second spacing inslot side is fixed with the second gag lever post, and the second gag lever post passes sealed bent plate.
Further, the sealing curved plate is made of stainless steel.
The beneficial effects of this application lie in: an anti-corrosion sheathed thermocouple with corrosion protection during use is provided.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the application and to provide a further understanding of the application with regard to the other features, objects and advantages of the application. The drawings of the illustrative embodiments of the present application and their descriptions are for the purpose of illustrating the present application and are not to be construed as unduly limiting the present application.
In addition, the same or similar reference numerals denote the same or similar elements throughout the drawings. It should be understood that the figures are schematic and that elements and components are not necessarily drawn to scale.
In the drawings:
FIG. 1 is an overall schematic diagram according to an embodiment of the present application;
FIG. 2 is a perspective cross-sectional view according to an embodiment of the present application;
fig. 3 is an enlarged view of the electromagnet portion of fig. 2;
FIG. 4 is an enlarged view of the protective shell portion of FIG. 1;
FIG. 5 is an enlarged view of the sealing curve plate portion of FIG. 2;
FIG. 6 is an enlarged view of the retaining ring portion of FIG. 2;
fig. 7 is a diagram of a detection timing structure according to an embodiment of the present application.
Reference numerals:
11. a protective shell; 12. a protective cylinder; 13. a seal assembly; 14. a communicating pipe; 15. a protective cover; 16. a thermocouple; 17. a positioning ring; 18. a positioning groove; 19. positioning the protruding blocks; 21. a wiring channel; 22. a first limit groove; 23. a cross plate; 24. sealing the curved plate; 26. a splice plate; 28. a spring; 29. a magnet; 30. an electromagnet; 31. protecting the channel; 32. a first stop lever; 33. a second limit rod; 34. the second limit groove; 35. a limiting plate; 36. and a limiting shaft.
Detailed Description
Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It should be understood that the drawings and embodiments of the present disclosure are for illustration purposes only and are not intended to limit the scope of the present disclosure.
It should be noted that, for convenience of description, only the portions related to the present utility model are shown in the drawings. Embodiments of the present disclosure and features of embodiments may be combined with each other without conflict.
It should be noted that the terms "first," "second," and the like in this disclosure are merely used to distinguish between different devices, modules, or units and are not used to define an order or interdependence of functions performed by the devices, modules, or units.
It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those of ordinary skill in the art will appreciate that "one or more" is intended to be understood as "one or more" unless the context clearly indicates otherwise.
The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to the anti-corrosion sheathed thermocouple shown in fig. 1 to 6, comprising: a protective shell 11, a protective cover 15, a protective cylinder 12, a communicating pipe 14 and a sealing assembly 13; the protective case 11 is configured to have a wiring passage 21; the protective cover 15 covers the upper end of the protective shell 11; the protection cylinder 12 is configured to have a protection channel 31 and is inserted into the protection shell 11, and the outer wall of the upper end of the protection cylinder 12 abuts against the protection shell 11; the communicating pipe 14 is arranged on the outer wall of the protective shell 11 and communicated with the wiring channel 21; the sealing assembly 13 is arranged at the bottom of the protection cylinder 12.
Referring to fig. 2 to 7, a cross plate 23 is fixed in the wiring channel 21, a circular hole is formed in the center of the cross plate 23, a thermocouple 16 is arranged at the bottom of the protective shell 11, the thermocouple 16 is inserted into the protective shell 11 and penetrates through the circular hole of the cross plate 23 and is fixed on the cross plate 23, the thermocouple 16 penetrates through the protective channel 31, an electromagnet 30 is fixed at the bottom of the cross plate 23, a spring 28 is fixed at the bottom of the electromagnet 30, a magnet 29 is fixed at the upper end of the protective cylinder 12, the upper end of the magnet 29 abuts against the spring 28, a positioning groove 18 is formed at the bottom of the protective shell 11, a positioning lug 19 is fixed at the upper end of the protective cylinder 12, and the positioning lug 19 is inserted into the positioning groove 18.
The sealing assembly 13 comprises a positioning ring 17, a sealing curved plate 24 and a connecting plate 26, and the positioning ring 17 is sleeved at the bottom of the thermocouple 16; the connecting plates 26 are provided with four connecting plates, one ends of the connecting plates are rotatably arranged on the positioning ring 17, and the connecting plates 26 are equidistantly distributed along the circumferential direction of the positioning ring 17; the sealing curved plates 24 are four, the sealing curved plates 24 are made of stainless steel, the sealing curved plates 24 are rotationally arranged at the bottom of the protection cylinder 12 and are distributed along the circumferential direction of the protection cylinder 12 at equal intervals, the bottom of the protection cylinder 12 is sealed by a hollow hemispherical shell formed between the sealing curved plates 24, the other ends of the connecting plates 26 are rotationally connected to the inner wall of the sealing curved plates 24, and the connecting plates 26 are obliquely arranged from top to bottom. A pair of limiting plates 35 are fixed on the inner wall of the sealing curved plate 24, limiting shafts 36 are fixed between the limiting plates 35, the limiting shafts 36 penetrate through the connecting plates 26, and the connecting plates 26 are abutted against the limiting plates 35. The bottom of the protective cover 15 is in threaded connection with the inner wall of the protective shell 11.
Referring to fig. 2 to 6, the outer wall of the positioning ring 17 is provided with a plurality of first limiting grooves 22, the first limiting grooves 22 are uniformly distributed along the circumferential direction of the positioning ring 17, a first limiting rod 32 is fixed at the inner side of the first limiting groove 22, and the first limiting rod 32 passes through the connecting plate 26. The bottom of the protection barrel 12 is provided with a plurality of second limit grooves 34, the second limit grooves 34 are uniformly distributed along the circumferential direction of the protection barrel 12, the inner side of the second limit grooves 34 is fixedly provided with a second limit rod 33, and the second limit rod 33 penetrates through the sealing curved plate 24.
In operation, the protective shell 11 or the protective cylinder 12 is fixed at a designated position, the magnet 29 and the protective cylinder 12 do not need to be applied with elastic force by the spring 28 when detecting the environment, so that the positioning lug 19 is positioned at the bottom of the positioning groove 18, and at the moment, the sealing curved plate 24 positioned at the bottom of the protective cylinder 12 forms a semicircular shell to seal the bottom of the protective cylinder 12, so that the thermocouple 16 in the protection channel 31 is protected.
Referring to fig. 7, when the thermocouple 16 is required to detect the surrounding environment, the electromagnet 30 is energized to generate an attractive force to the magnet 29, so that the magnet 29 drives the protection cylinder 12 and the positioning projection 19 to move upwards along the extending direction of the length of the positioning groove 18, and the thermocouple 16 is kept stationary relative to the protection shell 11, and in the process of moving the protection cylinder 12 and the protection shell 11 relatively, the connection plate 26 is turned upwards around the positioning ring 17, so that the sealing curved plate 24 is pushed outwards, and the thermocouple 16 at the bottom of the positioning ring 17 is exposed to detect the external environment.
When the detection is completed, the electromagnet 30 is powered off, the magnet 29 and the protection barrel 12 are pushed back to the initial position by the elastic force of the spring 28, and meanwhile, the connecting plate 26 can turn downwards around the positioning ring 17 and drive the sealing curved plate 24 to seal the bottom of the protection barrel 12, so that the thermocouple 16 is protected again.
The foregoing description is only of the preferred embodiments of the present disclosure and description of the principles of the technology being employed. It will be appreciated by those skilled in the art that the scope of the utility model in the embodiments of the present disclosure is not limited to the specific combination of the above technical features, but encompasses other technical features formed by any combination of the above technical features or their equivalents without departing from the spirit of the utility model. Such as the above-described features, are mutually substituted with (but not limited to) the features having similar functions disclosed in the embodiments of the present disclosure.
Claims (9)
1. An anti-corrosion sheathed thermocouple comprising:
a protective case configured to have a wiring passage;
a protective cover for covering the upper end of the protective housing;
a protective cylinder configured to have a protective passage and to be inserted into the protective case;
the communicating pipe is arranged on the outer wall of the protective shell;
the sealing component is arranged at the bottom of the protection cylinder;
the wire connection device is characterized in that a cross plate is fixed in the wire connection channel, a thermocouple is arranged at the bottom of the protective shell, is inserted into the protective shell, penetrates through the cross plate and is fixed on the cross plate, the thermocouple penetrates through the protective channel, an electromagnet is fixed on one side, close to the protective cylinder, of the cross plate, a spring is fixed at the bottom of the electromagnet, a magnet is fixed at the upper end of the protective cylinder, the upper end of the magnet abuts against the spring, a positioning groove is formed in the bottom of the protective shell, a positioning lug is fixed at the upper end of the protective cylinder, and the positioning lug is inserted into the positioning groove;
the sealing assembly comprises a positioning ring, a sealing curved plate and a connecting plate, and the positioning ring is sleeved at the bottom of the thermocouple; the connecting plates are rotationally arranged on the positioning ring and are distributed at equal intervals along the circumferential direction of the positioning ring; the sealing curved plate is rotationally arranged at the bottom of the protection cylinder, the sealing curved plates are distributed at equal intervals along the circumferential direction of the protection cylinder, and the other end of the connecting plate is rotationally connected with the inner wall of the sealing curved plate.
2. The corrosion resistant armored thermocouple of claim 1, wherein: a pair of limiting plates are fixed on the inner wall of the sealing curved plate, a limiting shaft is fixed between the limiting plates, the limiting shaft penetrates through the connecting plate, and the connecting plate is abutted to the limiting plates.
3. The corrosion resistant armored thermocouple of claim 1, wherein: and a hollow hemispherical shell is formed between the sealing curved plates to seal the bottom of the protection cylinder.
4. The corrosion resistant armored thermocouple of claim 1, wherein: the connecting plates are arranged obliquely from top to bottom and outwards.
5. The corrosion resistant armored thermocouple of claim 1, wherein: the outer wall of the upper end of the protection cylinder is abutted against the protection shell.
6. The corrosion resistant armored thermocouple of claim 1, wherein: the bottom of the protective cover is in threaded connection with the inner wall of the protective shell.
7. The corrosion resistant armored thermocouple of claim 1, wherein: the locating ring is characterized in that a first limiting groove is formed in the outer wall of the locating ring, a plurality of first limiting grooves are formed in the outer wall of the locating ring, the first limiting grooves are uniformly distributed along the circumferential direction of the locating ring, a first limiting rod is fixed on the inner side of the first limiting groove, and the first limiting rod penetrates through the connecting plate.
8. The corrosion resistant armored thermocouple of claim 1, wherein: the protection section of thick bamboo bottom is equipped with the second spacing groove, the second spacing groove is equipped with a plurality ofly, the second spacing groove is followed protection section of thick bamboo circumferencial direction evenly lays, the second spacing inslot side is fixed with the second gag lever post, the second gag lever post passes sealed bent plate.
9. The corrosion resistant armored thermocouple of claim 1, wherein: the sealing curved plate is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322143089.4U CN220794464U (en) | 2023-08-10 | 2023-08-10 | Corrosion-proof armoured thermocouple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322143089.4U CN220794464U (en) | 2023-08-10 | 2023-08-10 | Corrosion-proof armoured thermocouple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220794464U true CN220794464U (en) | 2024-04-16 |
Family
ID=90659746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322143089.4U Active CN220794464U (en) | 2023-08-10 | 2023-08-10 | Corrosion-proof armoured thermocouple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220794464U (en) |
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2023
- 2023-08-10 CN CN202322143089.4U patent/CN220794464U/en active Active
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