CN210154704U - High temperature resistant resistance to compression type thermocouple sheath - Google Patents
High temperature resistant resistance to compression type thermocouple sheath Download PDFInfo
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- CN210154704U CN210154704U CN201921190913.9U CN201921190913U CN210154704U CN 210154704 U CN210154704 U CN 210154704U CN 201921190913 U CN201921190913 U CN 201921190913U CN 210154704 U CN210154704 U CN 210154704U
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- sleeve
- sheath
- cushion
- high temperature
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Abstract
The utility model discloses a high temperature resistant resistance to compression type thermocouple sheath, the telescopic power distribution box comprises a sleeve, the ventilation louvre has been seted up to the intermediate position of sleeve up end, telescopic outside covers there is the pressure-resistant sheath, telescopic bottom movable mounting has the connection bottom, the cavity heat-resisting layer has been seted up to the inside border of sleeve, the upper end fixed position of the inside avris of sleeve has the one-level spacing cushion, the lower extreme fixed position of the inside avris of sleeve has the second grade spacing cushion, the sleeve with be connected through connecting pipe swing joint between the bottom, the outside upper end fixed mounting of ventilation louvre has the dust screen, the outside of connecting the bottom covers and installs the friction sheath, the inside fixed mounting of cavity heat-resisting layer has the thermal-insulated cushion of elasticity. This high temperature resistant resistance to compression type thermocouple sheath adopts the inside intermediate layer's of being equipped with combined type structural design of cavity to through the assistance of whole material, richened the holistic functionality of this sheath by a wide margin, effectively enlarged application scope.
Description
Technical Field
The utility model relates to a thermocouple protection technical field specifically is a high temperature resistant resistance to compression type thermocouple sheath.
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. 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.
The thermocouple need utilize outside sheath to carry out effectual protection to inside when normal use, however existing thermocouple sheath in the existing market mostly has overall structure too simple, and whole functionality receives the restriction, and heat resistance is relatively poor, and the resistance to compression effect is general, and is unsatisfactory to the protection effect of inside thermocouple, and the inside whole too closed of sheath, is unfavorable for the heat dissipation work of inside thermocouple, leads to the narrower shortcoming of whole application scope.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high temperature resistant resistance to compression type thermocouple sheath to it is too simple to provide overall structure in solving above-mentioned background art, and whole functionality receives the restriction, and heat resistance is relatively poor, and the resistance to compression effect is general, and is unsatisfactory to the protection effect of the thermocouple of inside, and the inside whole excessively of sheath seals, is unfavorable for the radiating work of inside thermocouple, leads to the narrower problem of whole application scope.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high temperature resistant resistance to compression type thermocouple sheath, includes the sleeve, the ventilation louvre has been seted up to the intermediate position of sleeve up end, telescopic outside covers there is the pressure-proof sheath, telescopic bottom movable mounting has the connection bottom, the cavity heat-resisting layer has been seted up to the inside border of sleeve, the upper end fixed mounting of the inside avris of sleeve has one-level spacing cushion, the lower extreme fixed mounting of the inside avris of sleeve has second grade spacing cushion, the sleeve with be connected through connecting pipe swing joint between the bottom, ventilation louvre's outside upper end fixed mounting has the dust screen, the outside of connecting the bottom covers and installs the friction sheath, the inside fixed mounting of cavity heat-resisting layer has the thermal-insulated cushion of elasticity.
Preferably, the sleeve is whole to be the cylindrical hollow structure that the big lower extreme diameter size of upper end diameter size is little, and the equidistant annular distribution in telescopic inside upper end of one-level limiting cushion, and the equidistant annular distribution in telescopic inside lower extreme of second grade limiting cushion, and the thickness dimension of one-level limiting cushion is greater than the thickness dimension of second grade limiting cushion simultaneously.
Preferably, the inner diameter of the ventilation and heat dissipation hole is matched with the outer diameter of the dustproof net, the ventilation and heat dissipation hole is connected with the dustproof net in a seamless mode, an external through hole is formed in the middle position of the bottom cover, and the friction sheath connected to the outer portion of the bottom cover is made of frosted rubber.
Preferably, the bottom of the sleeve is provided with a detachable thread mounting structure, the outside of the connecting pipe is preset with connecting threads with external specifications matched with the internal specifications of the connecting bottom cover, and the outside diameter of the connecting pipe is matched with the inside diameter of the connecting bottom cover.
Preferably, prevent pressing seamless laminating between sheath and the sleeve outside to identical with telescopic outside specification, and the sleeve wholly adopts metal stainless steel material, and the inside elastic heat insulation cushion of cavity heat-resistant layer wholly adopts insulating rubber material.
Preferably, the first-stage limit cushion and the second-stage limit cushion are made of slow-rebound rubber materials inside the sleeve.
Compared with the prior art, the beneficial effects of the utility model are that: this high temperature resistant resistance to compression type thermocouple sheath adopts the inside interbedded combined type structural design of cavity that is equipped with to through the assistance of whole material, promoted the holistic heat-proof quality of this sheath and synthesized compressive capacity, the effectual holistic working property of this sheath and holistic result of use that has strengthened, richened the holistic functionality of this sheath by a wide margin, effectively enlarged holistic application scope.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
fig. 4 is a schematic view of the top view structure of the present invention.
Fig. 5 is a schematic bottom structure diagram of the present invention.
In the figure: 1. a sleeve; 2. ventilating and radiating holes; 3. a pressure-proof sheath; 4. connecting the bottom cover; 5. a hollow heat-resistant layer; 6. a first-level limiting soft cushion; 7. a secondary limit cushion; 8. a connecting pipe; 9. a dust screen; 10. a friction sheath; 11. an elastic heat-insulating soft cushion; 12. connecting threads; 13. is externally connected with the through hole.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a high-temperature-resistant pressure-resistant thermocouple sheath comprises a sleeve 1, a ventilation and heat dissipation hole 2, a pressure-resistant sheath 3, a connecting bottom cover 4, a hollow heat-resistant layer 5, a first-level limiting cushion 6, a second-level limiting cushion 7, a connecting pipe 8, a dustproof net 9, a friction sheath 10 and an elastic heat-insulating cushion 11, wherein the ventilation and heat dissipation hole 2 is arranged at the middle position of the upper end surface of the sleeve 1, the pressure-resistant sheath 3 covers the outer part of the sleeve 1, the connecting bottom cover 4 is movably arranged at the bottom of the sleeve 1, the hollow heat-resistant layer 5 is arranged on the periphery inside the sleeve 1, the first-level limiting cushion 6 is fixedly arranged at the upper end position of the inner side of the sleeve 1, the second-level limiting cushion 7 is fixedly arranged at the lower end position of the inner side of the sleeve 1, the sleeve 1 is movably connected with the connecting bottom cover 4, an elastic heat-insulating soft cushion 11 is fixedly arranged inside the hollow heat-resistant layer 5;
furthermore, the sleeve 1 is integrally of a cylindrical hollow structure with the diameter size of the upper end being larger than that of the lower end being smaller than that of the lower end, the first-stage limiting cushions 6 are distributed at the upper end of the interior of the sleeve 1 in an annular mode at equal intervals, the second-stage limiting cushions 7 are distributed at the lower end of the interior of the sleeve 1 in an annular mode at equal intervals, and meanwhile the thickness size of the first-stage limiting cushions 6 is larger than that of the second-stage limiting cushions 7, so that the applicability of the whole;
furthermore, the inner diameter of the ventilation and heat dissipation hole 2 is matched with the outer diameter of the dustproof net 9, the ventilation and heat dissipation hole 2 is connected with the dustproof net 9 in a seamless mode, an external through hole 13 is formed in the middle position of the bottom cover 4, the friction sheath 10 connected with the outer portion of the bottom cover 4 is made of frosted rubber, and the use performance and the use effect of the whole sheath are improved;
furthermore, the connecting bottom cover 4 is a detachable thread mounting structure at the bottom of the sleeve 1, connecting threads 12 with external specifications matched with the internal specifications of the connecting bottom cover 4 are preset outside the connecting pipe 8, and meanwhile, the outer diameter size of the connecting pipe 8 is matched with the inner diameter size of the connecting bottom cover 4, so that the reasonable stability of the connecting structure inside the sheath is ensured;
furthermore, the pressure-proof sheath 3 is seamlessly attached to the outside of the sleeve 1 and is matched with the external specification of the sleeve 1, the sleeve 1 is made of metal stainless steel integrally, and the elastic heat-insulating soft cushion 11 inside the hollow heat-resistant layer 5 is made of insulating rubber integrally, so that the sheath has basic working performance in normal use;
further, one-level limit cushion 6 and second grade limit cushion 7 all adopt the rubber material of kick-backing slowly in sleeve 1 is inside, can be effectual play spacing fixed guard action to the thermocouple of sleeve 1 inside, richened the holistic functionality of this sheath, effectively enlarged holistic application scope.
The working principle is as follows: the thermocouple is stably placed in the sleeve 1 by utilizing the self hollow structure of the sleeve 1, the connecting bottom cover 4 is installed on the sleeve 1 by the external connecting thread 12 of the connecting pipe 8 through the external connecting thread 12 of the connecting pipe 8, an external adapting circuit can be connected with the thermocouple in the sleeve 1 through an external through hole 13 at the bottom of the sleeve, the primary limiting cushion 6 and the secondary limiting cushion 7 are distributed in the sleeve 1 in an equidistant annular manner, the thermocouple in the sleeve 1 can be effectively protected in a limiting and fixing manner, the overall functionality of the sheath is enriched, the overall application range is effectively expanded, the heat generated when the thermocouple in the sleeve 1 works can be timely dissipated to the outside through the ventilation and heat dissipation holes 2, and the overall dustproof performance of the sheath is improved through the dustproof mesh 9, the hollow heat-resistant layer 5 improves the heat resistance of the whole sheath, and the elastic heat-insulating cushion 11 in the hollow heat-resistant layer and the pressure-proof sheath 3 outside the sleeve 1 comprehensively enhance the pressure resistance of the whole sheath.
It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a high temperature resistant resistance to compression type thermocouple sheath, includes the sleeve, its characterized in that: the ventilation louvre has been seted up to the intermediate position of sleeve up end, telescopic outside covers has prevents pressing the sheath, telescopic bottom movable mounting has the connection bottom, the cavity heat-resisting layer has been seted up to the inside border of sleeve, the upper end position fixed mounting of the inside avris of sleeve has one-level spacing cushion, the lower extreme position fixed mounting of the inside avris of sleeve has second grade spacing cushion, pass through connecting pipe swing joint between sleeve and the connection bottom, ventilation louvre's outside upper end fixed mounting has the dust screen, the outside of connecting the bottom covers and installs the friction sheath, the inside fixed mounting of cavity heat-resisting layer has the thermal-insulated cushion of elasticity.
2. The high temperature and pressure resistant thermocouple sheath according to claim 1, wherein: the whole cylindrical hollow structure that is the big lower extreme diameter size of upper end diameter size of sleeve, and the equidistant annular distribution in telescopic inside upper end of one-level limiting cushion, the equidistant annular distribution of second grade limiting cushion in telescopic inside lower extreme, the thickness dimension of one-level limiting cushion is greater than the thickness dimension of second grade limiting cushion simultaneously.
3. The high temperature and pressure resistant thermocouple sheath according to claim 1, wherein: the inner diameter of the ventilation and heat dissipation hole is identical with the outer diameter of the dustproof net, the ventilation and heat dissipation hole is connected with the dustproof net in a seamless mode, an external through hole is formed in the middle position of the bottom cover, and the friction sheath connected to the outer portion of the bottom cover is made of frosted rubber.
4. The high temperature and pressure resistant thermocouple sheath according to claim 1, wherein: the connecting bottom cover is of a detachable thread mounting structure at the bottom of the sleeve, connecting threads with external specifications matched with the internal specifications of the connecting bottom cover are preset outside the connecting pipe, and meanwhile, the outer diameter of the connecting pipe is matched with the inner diameter of the connecting bottom cover.
5. The high temperature and pressure resistant thermocouple sheath according to claim 1, wherein: prevent pressing seamless laminating between sheath and the sleeve outside to identical with telescopic outside specification, and the whole stainless steel material that adopts of sleeve, the whole insulating rubber material that adopts of the inside elasticity thermal-insulated cushion of cavity heat-resistant layer.
6. The high temperature and pressure resistant thermocouple sheath according to claim 1, wherein: one-level limiting cushion and second grade limiting cushion all adopt the rubber material of kick-backing slowly in sleeve inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921190913.9U CN210154704U (en) | 2019-07-26 | 2019-07-26 | High temperature resistant resistance to compression type thermocouple sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921190913.9U CN210154704U (en) | 2019-07-26 | 2019-07-26 | High temperature resistant resistance to compression type thermocouple sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210154704U true CN210154704U (en) | 2020-03-17 |
Family
ID=69766536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921190913.9U Expired - Fee Related CN210154704U (en) | 2019-07-26 | 2019-07-26 | High temperature resistant resistance to compression type thermocouple sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210154704U (en) |
-
2019
- 2019-07-26 CN CN201921190913.9U patent/CN210154704U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200317 Termination date: 20210726 |
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| CF01 | Termination of patent right due to non-payment of annual fee |