CN205102940U - Embedding thermal resistance is easily installed to modified - Google Patents
Embedding thermal resistance is easily installed to modified Download PDFInfo
- Publication number
- CN205102940U CN205102940U CN201520827554.9U CN201520827554U CN205102940U CN 205102940 U CN205102940 U CN 205102940U CN 201520827554 U CN201520827554 U CN 201520827554U CN 205102940 U CN205102940 U CN 205102940U
- Authority
- CN
- China
- Prior art keywords
- protection pipe
- protection
- pipe
- thermal resistor
- protection tube
- 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.)
- Expired - Fee Related
Links
- 239000002245 particle Substances 0.000 claims abstract description 30
- 125000006850 spacer group Chemical group 0.000 claims abstract description 12
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 31
- 239000000395 magnesium oxide Substances 0.000 claims description 31
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 31
- 230000001681 protective effect Effects 0.000 claims description 20
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 16
- 239000007789 gas Substances 0.000 claims description 15
- 239000010935 stainless steel Substances 0.000 claims description 11
- 229910001220 stainless steel Inorganic materials 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 10
- 239000011888 foil Substances 0.000 claims description 10
- 239000000919 ceramic Substances 0.000 claims description 8
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 229910052697 platinum Inorganic materials 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 3
- 230000002441 reversible effect Effects 0.000 claims description 2
- 239000002775 capsule Substances 0.000 claims 1
- 230000007246 mechanism Effects 0.000 abstract description 3
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 abstract 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 abstract 1
- 239000000347 magnesium hydroxide Substances 0.000 abstract 1
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 238000009529 body temperature measurement Methods 0.000 description 7
- 238000006056 electrooxidation reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000004861 thermometry Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model discloses an embedding thermal resistance is easily installed to modified, including first protection tube, second protection tube, the right -hand member of first protection tube is equipped with a breather pipe, still be equipped with a plurality of holding magnesium hydroxide particles's open slot in the second protection tube, the third protection tube, the third protection tube covers the surface at first protection tube, U type cap is equipped with a spacer in the U type cap, the spacer is kept away from the open -ended part with U type cap and is formed an inclosed air chamber, still include, fixing bolt, connector plug and the connector socket of each other pegging graft, connector plug fasten in the first protection tube one end of keeping away from of fixing bolt and with the pin connection of thermal resistance, connector socket and thermal resistance wire are connected the edge and are drawn forth the wire with grafting direction vertically second direction. This scheme provides corresponding disaster early warning mechanism, makes thermal resistance sensor's reliability reinforcing, and latent danger can be in time found and then the dangerous situation is got rid of, the good reliability, stability is high.
Description
Technical Field
The utility model relates to a thermal resistor especially relates to an easy installation of modified embeds thermal resistor.
Background
The thermal resistance measures the temperature by using the characteristic that the resistance of a substance changes with the change of the temperature. When the resistance value changes, the working instrument displays the temperature value corresponding to the resistance value. The device can automatically detect the gas, liquid medium and solid surface in a wide temperature range, and signals are output to a secondary instrument through a copper wire.
The existing thermal resistor with the leak detection function has weak electrochemical corrosion resistance, and needs to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide an improved embedded thermal resistor easy to install.
To achieve the above object, the present invention provides an improved embedded thermal resistor easy to install, comprising:
the protection device comprises a first protection pipe with two closed ends, wherein at least one second protection pipe is sealed in the first protection pipe, the two ends of the second protection pipe are closed, and the first protection pipe is connected with the second protection pipe through a plurality of springs; magnesium oxide particles are filled between the first protection pipe and the second protection pipe; an external thread is formed on the outer peripheral wall of the right side of the first protection pipe; a vent pipe is arranged at the right end of the first protection pipe, and one end of the vent pipe is communicated with the inside of the first protection pipe;
the second protection pipe is fixed at one end of the second protection pipe, one end of the spiral thermal resistor is fixed at the other end of the second protection pipe, and magnesium oxide particles are filled in the second protection pipe; a plurality of open grooves for containing magnesium oxide particles are also formed in the second protection pipe, a hollow stainless steel ball with the diameter larger than the aperture of the open groove is arranged in each open groove, and the hollow stainless steel ball is used for dynamically plugging the open groove;
a third protection pipe covering the outer surface of the first protection pipe, wherein the radian of the periphery of the cross section of the third protection pipe is 1.25 pi to 1.75 pi; the pipe wall of the first protection pipe covered by the third protection pipe is formed by aluminum foil; the third protection pipe is made of high-temperature-resistant ceramic; a bent nickel alloy wire is arranged in the third protection pipe, a plurality of storage bags are arranged on the nickel alloy wire, magnesium oxide particles are filled in the storage bags, and the wall thickness of the storage bags on the nickel alloy wire is sequentially reduced from left to right; the wall of the storage bag is made of wax;
an opening of the U-shaped cap is provided with an internal thread which is tightly matched with the external thread on the peripheral wall of the first protection tube; a spacer is arranged in the U-shaped cap, a closed air chamber is formed by the spacer and the part of the U-shaped cap far away from the opening, and liquefied inert gas is filled in the air chamber; the other end of the vent pipe can puncture the spacer and release gas to detect the air tightness of the first protection pipe;
the thermal resistor thermal protection device is characterized by further comprising a fixing bolt, a connector plug and a connector socket, wherein the connector plug and the connector socket are mutually inserted, the connector plug is fastened at one end, far away from the first protection pipe, of the fixing bolt and is connected with a lead of the thermal resistor, and the connector socket is connected with a thermal resistor lead and leads out the lead along a second direction perpendicular to the inserting direction.
Preferably, the nickel alloy wire is further provided with a power supply module and a power switch for controlling the power supply module, and the power supply module is used for electrifying the nickel alloy wire to heat and melt the storage bag and release magnesium oxide particles.
Preferably, the spacer is an aluminum foil.
Preferably, the other side of the vent pipe forms a needle-shaped puncturing part which is easy to puncture the aluminum foil.
Preferably, each of the thermal resistors has the same winding shape.
Preferably, the first protective tube is made of pressure-resistant ceramic.
Preferably, the thermal resistor is a platinum resistor or a copper resistor.
Preferably, one end of the second protection tube is provided with an opening for filling magnesium oxide particles, and the opening is provided with a sealing cover.
Preferably, the vent tube includes a one-way gas valve therein, the one-way gas valve allowing gas to flow from the gas chamber to the first protection tube but not allowing gas to pass in reverse.
The utility model has the advantages that: the utility model provides an easy installation of modified buries thermal resistance, has adopted tertiary protection tube, and first protection tube provides mechanical protection for the second protection tube to magnesium oxide between first protection tube and the second protection tube packs and also provides further protection for the second protection tube. Adopt spring coupling between first protective tube, the second protective tube, when temperature measurement module acutely vibrates, the small displacement between the above-mentioned two-stage protection tube is offset by the spring, has further promoted temperature measurement module's life and stability, makes temperature measurement module still be suitable for in the environment more abominable. The hollow stainless steel round ball is used for dynamically plugging the open slot; when the temperature measurement module violently vibrates, the open slot can absorb a part of high-speed surging magnesium oxide particles, and the impact frequency of the magnesium oxide particles on the thermal resistor is weakened. Through adopting many thermal resistance lines to twine into helical configuration's thermal resistance, on the one hand, many thermal resistance lines simultaneous working improve temperature thermocouple's measurement accuracy, and on the other hand, the thermal resistance line winding forms helical structure, reduces the thermal resistance line because the too big stress that ambient temperature rapid change produced, increase of service life improves the security of using. The airtightness of the first protection pipe is detected by arranging the U-shaped cap, and the first protection pipe provides mechanical protection for the second protection pipe, so that when the airtightness of the first protection pipe is lacked, the second protection pipe faces the challenge of severe physical and chemical factors, and therefore the second protection pipe can be damaged when the first protection pipe is damaged, and the thermal resistance in the second protection pipe is endangered. The U type cap compressed gas in the air chamber gushes into first protective tube through the breather pipe, when first protective tube damage and when losing the gas tightness, first protective tube will release gas, and then can be according to the convenient judgement thermal resistance sensor in source of bubble whether inefficacy, this has just avoided in the experimentation because the thermal resistance is malfunctioning and reachs unreliable result, and the pollution of external atmosphere to the air chamber in the maintenance process has been avoided to the one-way air valve in the breather pipe. The scheme provides a corresponding disaster early warning mechanism, so that the reliability of the thermal resistance sensor is enhanced, and potential dangers can be found in time to eliminate dangerous cases. In addition, the third protection tube has an electrochemical corrosion resistance function, high-temperature-resistant ceramic can not be damaged when high temperature is measured, when the power supply module is switched on through the power switch, the power supply module heats the storage bag, so that magnesium oxide particles in the storage bag are released, and the magnesium oxide particles are stored in the storage bag which is made of wax, and are sealed by the wax and can be stored for a long time. After the thermal resistor is used for a period of time, the magnesium oxide particles can be supplemented by the method, so that the service life of the thermal resistor is further prolonged. The utility model discloses stability is good, and the reliability is high, operation convenient to use, and the practicality is strong, the modern design.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the improved easy-to-install embedded thermal resistor of the present invention;
FIG. 2 is a schematic structural view of the thermometry module of FIG. 1;
FIG. 3 is a cross-sectional view A-A of FIG. 1;
wherein,
10. a temperature measuring module;
101. a first protective tube;
102. a spring;
103. a second protection tube;
1032. an open slot;
1035. hollow stainless steel round balls;
1037. a sealing cover;
104. a thermal resistor;
105. a U-shaped cap;
106. a breather pipe;
107. a spacer;
20. a connector receptacle;
40. a connector plug;
60. fixing the bolt;
80. a nickel alloy wire;
801. a storage bag;
803. a power supply module;
90. and a third protection pipe.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-3, fig. 1 is a schematic diagram of the overall structure of an embodiment of an improved easy-to-install embedded thermal resistor 104 of the present invention; FIG. 2 is a schematic structural diagram of the thermometry module 10 of FIG. 1; fig. 3 is a sectional view a-a of fig. 1.
Specifically, as shown in fig. 1 and fig. 2, the present invention provides an improved easy-to-install embedded thermal resistor 104, which includes a first protection pipe 101 with two closed ends, at least one second protection pipe 103 is enclosed in the first protection pipe 101, two ends of the second protection pipe 103 are closed, and the first protection pipe 101 and the second protection pipe 103 are connected through a plurality of springs 102; magnesium oxide particles are filled between the first protection pipe 101 and the second protection pipe 103; an external thread is formed on the right outer peripheral wall of the first protection tube 101; a vent pipe 106 is arranged at the right end of the first protection pipe 101, and one end of the vent pipe 106 is communicated with the inside of the first protection pipe 101; a second protection tube 103, one end of a spiral thermal resistor 104 being fixed to one end of the second protection tube 103 and extending to the other end of the second protection tube 103, the second protection tube 103 being filled with magnesium oxide particles; a plurality of open grooves 1032 for containing magnesium oxide particles are further arranged in the second protection tube 103, a hollow stainless steel round ball 1035 with a diameter larger than the opening aperture of the open groove 1032 is arranged in the open groove 1032, and the hollow stainless steel round ball 1035 is used for dynamically plugging the open groove 1032; a third protection pipe 90 covering the outer surface of the first protection pipe 101, the third protection pipe 90 having a radian of 1.25 pi to 1.75 pi in a cross-sectional circumference; the pipe wall of the first protective pipe 101 covered by the third protective pipe 90 is composed of aluminum foil; a third protection pipe 90 covering the outer surface of the first protection pipe 101, the third protection pipe 90 having a radian of 1.25 pi to 1.75 pi in a cross-sectional circumference; the pipe wall of the first protective pipe 101 covered by the third protective pipe 90 is composed of aluminum foil; the third protection pipe 90 is made of high temperature resistant ceramic; a bent nickel alloy wire 80 is arranged in the third protection tube 90, a plurality of storage bags 801 are arranged on the nickel alloy wire 80, magnesium oxide particles are filled in the storage bags 801, and the wall thicknesses of the storage bags 801 on the nickel alloy wire 80 are sequentially reduced from left to right; the wall of the storage bag 801 is made of wax; a U-shaped cap 105, wherein an opening of the U-shaped cap 105 is formed with an internal thread which is tightly matched with the external thread of the outer peripheral wall of the first protection tube 101; a partition 107 is arranged in the U-shaped cap 105, a closed air chamber is formed by the partition 107 and the part, far away from the opening, of the U-shaped cap 105, and liquefied inert gas is filled in the air chamber; the other end of the vent pipe 106 can puncture the septum 107 and release gas to check the airtightness of the first protection pipe 101; the thermal resistor protection device further comprises a fixing bolt 60, a connector plug 40 and a connector socket 20, wherein the connector plug 40 and the connector socket 20 are inserted into each other, the connector plug 40 is fastened to one end, far away from the first protection pipe 101, of the fixing bolt 60 and is connected with a lead of the thermal resistor 104, and the connector socket 20 is connected with the thermal resistor 104 through a lead and leads out of the lead in a second direction perpendicular to the inserting direction.
In the above embodiment, the electrochemical corrosion resistance of the device is improved by providing three layers of protection tubes, the conventional armored platinum thermistor 104 has only one layer of protection tube made of stainless steel, the stainless steel protection tube has poor electrochemical corrosion resistance, a gap is formed between the first protection tube 101 and the third protection tube 90 by covering the outer layer of the first protection tube 101 with one layer of the third protection tube 90, the third protection tube 90 is made of high temperature resistant ceramic material, the corrosion resistance of the high temperature resistant ceramic material is also superior, because the third protection tube 90 does not completely cover the first protection tube 101, the first protection tube 101 can also transfer heat from the area not covered by the third protection tube 90, the heat transfer efficiency is not significantly reduced, but the corrosion resistance is greatly enhanced.
As an embodiment of the present invention, the nickel alloy wire 80 is further provided with a power supply module 803, a power switch for controlling the power supply module 803, and the power supply module 803 supplies power to the nickel alloy wire 80 to heat and melt the storage bag 801, so as to release magnesium oxide particles.
As an embodiment of the present invention, the spacer 107 is an aluminum foil.
As an embodiment of the present invention, the other side of the vent tube 106 forms a needle-shaped piercing part, which is easily pierced through the aluminum foil.
As an embodiment of the present invention, each of the thermal resistors 104 has the same winding shape.
As an embodiment of the present invention, the first protection pipe 101 is made of pressure-resistant ceramic.
As an embodiment of the present invention, the thermal resistor 104 is a platinum resistor or a copper resistor.
As an embodiment of the present invention, an opening is formed at one end of the second protection pipe 103 for filling magnesium oxide particles, and a sealing cover 1037 is formed at the opening.
As an embodiment of the present invention, the air pipe 106 is provided with a one-way air valve, which allows air to flow from the air chamber to the first protection pipe 101 but does not allow air to pass through reversely.
To sum up, the utility model provides an improved easy installation buries thermal resistance 104 has adopted tertiary protection tube, and first protection tube 101 provides mechanical protection for second protection tube 103 to magnesium oxide between first protection tube 101 and the second protection tube 103 packs and also provides further protection for second protection tube 103. The first protection pipe 101 and the second protection pipe 103 are connected through the spring 102, when the temperature measurement module 10 vibrates violently, the micro displacement between the two protection pipes is offset by the spring 102, the service life and the stability of the temperature measurement module 10 are further prolonged, and the temperature measurement module 10 is still suitable for use in a more severe environment. The hollow stainless steel ball 1035 is used for dynamically plugging the open groove 1032; when the temperature measuring module 10 is severely vibrated, the opening groove 1032 can absorb a part of the magnesium oxide particles which are surged at high speed, and the impact frequency of the magnesium oxide particles on the thermal resistor 104 is reduced. Through adopting many thermal resistance 104 lines to twine into helical structure's thermal resistance 104, on the one hand, many thermal resistance 104 lines simultaneous working improve temperature thermocouple's measurement accuracy, and on the other hand, thermal resistance 104 line twines and forms helical structure, reduces thermal resistance 104 line because the too big stress that ambient temperature rapid change produced, increase of service life improves the security of using. By providing the U-shaped cap 105 to check the airtightness of the first protective tube 101, since the first protective tube 101 provides mechanical protection to the second protective tube 103, the second protective tube 103 will be challenged by severe physical and chemical factors when the airtightness of the first protective tube 101 is lost, so that it is possible that the second protective tube 103 may have been damaged when the first protective tube 101 is damaged, thereby endangering the thermal resistance 104 therein. Compressed gas in the air chamber of the U-shaped cap 105 flows into the first protection pipe 101 through the vent pipe 106, when the first protection pipe 101 is damaged and loses air tightness, the first protection pipe 101 releases the gas, whether the thermal resistance 104 sensor fails or not can be conveniently judged according to the source of bubbles, so that an unreliable result is obtained due to failure of the thermal resistance 104 in the experimental process, and pollution of external atmosphere to the air chamber in the maintenance process is avoided by a one-way gas valve (not shown) in the vent pipe 106. The scheme provides a corresponding disaster early warning mechanism, so that the reliability of the thermal resistance 104 sensor is enhanced, and potential dangers can be found in time to eliminate dangerous cases. In addition, the third protection tube 90 has an electrochemical corrosion resistance function, high temperature resistant ceramics may not be damaged when measuring high temperature, when the power supply module 803 is turned on by the power switch, the power supply module 803 heats the storage bag 801 to release magnesium oxide particles in the storage bag 801, and since the magnesium oxide particles are stored in the storage bag 801, the storage bag 801 is made of wax, the magnesium oxide particles are sealed by wax, and may be stored for a long time. After the thermal resistor 104 is used for a period of time, the magnesium oxide particles can be supplemented by the method, so that the service life of the thermal resistor 104 is further prolonged. The utility model discloses stability is good, and the reliability is high, operation convenient to use, and the practicality is strong, the modern design.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.
Claims (9)
1. An improved embedded thermal resistor easy to install is characterized by comprising,
the protection device comprises a first protection pipe with two closed ends, wherein at least one second protection pipe is sealed in the first protection pipe, the two ends of the second protection pipe are closed, and the first protection pipe is connected with the second protection pipe through a plurality of springs; magnesium oxide particles are filled between the first protection pipe and the second protection pipe; an external thread is formed on the outer peripheral wall of the right side of the first protection pipe; a vent pipe is arranged at the right end of the first protection pipe, and one end of the vent pipe is communicated with the inside of the first protection pipe;
the second protection pipe is fixed at one end of the second protection pipe, one end of the spiral thermal resistor is fixed at the other end of the second protection pipe, and magnesium oxide particles are filled in the second protection pipe; a plurality of open grooves for containing magnesium oxide particles are also formed in the second protection pipe, a hollow stainless steel ball with the diameter larger than the aperture of the open groove is arranged in each open groove, and the hollow stainless steel ball is used for dynamically plugging the open groove;
a third protection pipe covering the outer surface of the first protection pipe, wherein the radian of the periphery of the cross section of the third protection pipe is 1.25 pi to 1.75 pi; the pipe wall of the first protection pipe covered by the third protection pipe is formed by aluminum foil; the third protection pipe is made of high-temperature-resistant ceramic; a bent nickel alloy wire is arranged in the third protection pipe, a plurality of storage bags are arranged on the nickel alloy wire, magnesium oxide particles are filled in the storage bags, and the wall thickness of the storage bags on the nickel alloy wire is sequentially reduced from left to right; the wall of the storage bag is made of wax;
an opening of the U-shaped cap is provided with an internal thread which is tightly matched with the external thread on the peripheral wall of the first protection tube; a spacer is arranged in the U-shaped cap, a closed air chamber is formed by the spacer and the part of the U-shaped cap far away from the opening, and liquefied inert gas is filled in the air chamber; the other end of the vent pipe can puncture the spacer and release gas to detect the air tightness of the first protection pipe;
the thermal resistor thermal protection device is characterized by further comprising a fixing bolt, a connector plug and a connector socket, wherein the connector plug and the connector socket are mutually inserted, the connector plug is fastened at one end, far away from the first protection pipe, of the fixing bolt and is connected with a lead of the thermal resistor, and the connector socket is connected with a thermal resistor lead and leads out the lead along a second direction perpendicular to the inserting direction.
2. The improved embedded thermal resistor easy to install as claimed in claim 1, wherein the nickel alloy wire is further provided with a power supply module and a power switch for controlling the power supply module, and the power supply module is used for supplying power to the nickel alloy wire to heat and melt the storage capsule to release magnesium oxide particles.
3. The improved easy-install embedded thermal resistor of claim 1 wherein the spacer is aluminum foil.
4. The improved easy-to-install embedded thermal resistor of claim 3, wherein the other side of the breather tube forms a needle-like piercing portion that is easy to pierce through the aluminum foil.
5. The improved easy-to-install embedded thermal resistor of claim 1 wherein the winding shape of each of said thermal resistors is the same.
6. The improved easy-to-install embedded thermal resistor of claim 1 wherein the first protective tube is made of a pressure resistant ceramic.
7. The improved easy-install embedded thermal resistor of claim 1, wherein said thermal resistor is a platinum resistor or a copper resistor.
8. The improved easy installation embedded thermal resistor as claimed in claim 1, wherein said second protection tube has an opening at one end for filling with magnesium oxide particles, and a sealing cap at the opening.
9. The improved easy-install embedded thermal resistor of claim 1 wherein the air vent tube has a one-way air valve therein, the one-way air valve allowing air to flow from the air chamber to the first protective tube but not allowing air to pass in reverse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520827554.9U CN205102940U (en) | 2015-10-23 | 2015-10-23 | Embedding thermal resistance is easily installed to modified |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520827554.9U CN205102940U (en) | 2015-10-23 | 2015-10-23 | Embedding thermal resistance is easily installed to modified |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205102940U true CN205102940U (en) | 2016-03-23 |
Family
ID=55518717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520827554.9U Expired - Fee Related CN205102940U (en) | 2015-10-23 | 2015-10-23 | Embedding thermal resistance is easily installed to modified |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205102940U (en) |
-
2015
- 2015-10-23 CN CN201520827554.9U patent/CN205102940U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4976413B2 (en) | Pressure and temperature sensor | |
| CN106992327B (en) | Deformation component, battery, battery pack and vehicle for battery | |
| EP3062893B1 (en) | Fire extinguishing system | |
| JP2009543028A (en) | Temperature measuring device | |
| AU2014343680A1 (en) | Fire extinguishing system | |
| KR20120098586A (en) | Fluid tank and fluid level sender with external signaling feature | |
| JP2013203395A (en) | Threshold condition indication in vehicle fuel system | |
| CN113375821B (en) | Intelligent temperature transmitter with protection function | |
| CN205102940U (en) | Embedding thermal resistance is easily installed to modified | |
| TWI700445B (en) | Fluid viscous damper | |
| CN205102942U (en) | Large -scale generator is with automatic armor thermal resistance of hunting leak | |
| CN204807228U (en) | Easily install thermal resistance sensor | |
| JP5089697B2 (en) | Hydraulic / pneumatic filling valve with integrated pressure transducer | |
| CN205102939U (en) | Large -scale motor is with automatic armor thermal resistance of hunting leak | |
| CN205102941U (en) | Large -scale generator turbine unit is with automatic armor thermal resistance of hunting leak | |
| CN102979509B (en) | Temperature and pressure profile tester and device | |
| CN204807226U (en) | Shock -resistant thermal resistance sensor | |
| CN113842592A (en) | Suppression device | |
| CN204807227U (en) | Armor thermal resistance sensor | |
| CN105782713A (en) | Signal line isolation device for interlayer container and temperature measuring system | |
| CN206514888U (en) | Portable acquiring device | |
| KR101968324B1 (en) | Diaphragm assembly and pressure tranmitter system comprising the same | |
| CN210813634U (en) | Automatic fire extinguishing system for perfluorohexanone | |
| CN216536665U (en) | Suppression device | |
| CN205102946U (en) | Built -in armoured platinum thermoresistance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20191023 |