CN215262140U - Wear-resisting thermocouple protective sleeve - Google Patents
Wear-resisting thermocouple protective sleeve Download PDFInfo
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- CN215262140U CN215262140U CN202121742461.8U CN202121742461U CN215262140U CN 215262140 U CN215262140 U CN 215262140U CN 202121742461 U CN202121742461 U CN 202121742461U CN 215262140 U CN215262140 U CN 215262140U
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Abstract
The utility model discloses a wear-resistant thermocouple protection sleeve, which comprises a wiring component, a thermocouple wire and a thermocouple wire, wherein the wiring component comprises a junction box and an armored thermocouple wire; the protective sleeve component comprises a cold end protective sleeve with a hollow cylinder structure and a hot end protective sleeve; the fixing assembly comprises a connecting flange and a fixing device arranged at the lower end of the connecting flange; the utility model discloses divide into cold junction protective sheath and hot junction protective sheath with the protective sheath, the hot junction protective sheath and the flange middle part threaded connection of easy receiving wearing and tearing can easily dismantle, and fixing device fixes the hot junction protective sheath, prevent when the hot junction protective sheath receives the fly ash granule to erode and the flange between be connected become not hard up.
Description
Technical Field
The utility model relates to a thermocouple technical field, especially a wear-resisting thermocouple protective case.
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, a protective sleeve, a junction box and the like, are generally matched with a display instrument, a recording instrument and an electronic regulator, so that the thermocouples are temperature measuring elements commonly used in a temperature measuring instrument, directly measure the temperature, convert temperature signals into thermal electromotive force signals, and convert the thermal electromotive force signals into the temperature of a measured medium through an electric instrument (a secondary instrument). The shapes of various thermocouples are very different according to needs, but the basic structures of the thermocouples are basically the same, and the thermocouples are generally composed of main parts such as thermodes, protective sleeves, junction boxes and the like, and are generally matched with display instruments, recording instruments and electronic regulators for use.
The whole of the existing wear-resistant thermocouple protection sleeve adopts special heat-resistant and wear-resistant alloy materials as a temperature measurement outer protection tube and a wear-resistant head, an armored core body is arranged in the existing wear-resistant thermocouple protection sleeve, the existing wear-resistant thermocouple protection sleeve has higher corrosion resistance to the washing of fly ash particles, and the existing wear-resistant thermocouple protection sleeve can measure the temperature at 0-1200 ℃ for a long time; however, due to the unreasonable structural design, the protective pipe and the wear-resistant head are extremely difficult to take out and replace after being worn and bent when the boiler runs, and due to the fact that the temperature of a measuring point is very high and the distance between connecting flanges is narrow, a maintainer often cuts the protective pipe manually at high temperature, and only the whole protective sleeve can be replaced after being cut off, so that the daily maintenance is difficult and a large amount of metal materials are wasted.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems associated with the prior art wear resistant thermocouple protection sleeves.
Therefore, the utility model aims to solve the problem of how to solve the waste of a large amount of metal materials that produce because of changing wear-resisting thermocouple protective case.
In order to solve the technical problem, the utility model provides a following technical scheme: a wear-resistant thermocouple protection sleeve comprises a wiring assembly, a heat insulation plate and a heat insulation plate, wherein the wiring assembly comprises a junction box and an armored thermocouple wire; the protective sleeve component comprises a cold end protective sleeve with a hollow cylinder structure and a hot end protective sleeve; and the fixing assembly comprises a connecting flange and a fixing device arranged at the lower end of the connecting flange.
As a preferred scheme of wear-resisting thermocouple protective case, wherein: the lower extreme of cold junction protective sheath set up in flange's upper end middle part.
As a preferred scheme of wear-resisting thermocouple protective case, wherein: the hot end protection sleeve is characterized in that a threaded hole is formed in the middle of the connecting flange, an external thread matched with the threaded hole is arranged at the upper end of the hot end protection sleeve, the upper end of the hot end protection sleeve is in threaded connection with the threaded hole, and the lower end of the hot end protection sleeve is closed and provided with a hemispherical end.
As a preferred scheme of wear-resisting thermocouple protective case, wherein: the inside upper end of cold junction protective sheath is provided with the mounting panel.
As a preferred scheme of wear-resisting thermocouple protective case, wherein: one end of the armored thermocouple wire is arranged in the junction box, and the other end of the armored thermocouple wire penetrates through the mounting plate and is arranged in the hot end protective sleeve.
As a preferred scheme of wear-resisting thermocouple protective case, wherein: the cold junction protective sheath with be provided with the inner tube in the hot junction protective sheath, the inner tube with the quantity of armor thermocouple silk is the same, the armor thermocouple silk set up in the inner tube, the inner tube upper end with the mounting panel is connected, the inner tube with the cold junction protective sheath, the mounting panel, and form sealedly between the hot junction protective sheath.
As a preferred scheme of wear-resisting thermocouple protective case, wherein: and the bottom end in the hot end protective sleeve is provided with heat conducting paste, and the heat conducting paste is arranged on the outer side of the inner pipe.
As a preferred scheme of wear-resisting thermocouple protective case, wherein: the outer wall of the hot end protective sleeve is provided with a protrusion which is hexagonal.
As a preferred scheme of wear-resisting thermocouple protective case, wherein: fixing device including set up in the fixed pipe of first fixed pipe, the second of screw hole both sides to and the threaded rod, first fixed pipe is close to the side of screw hole sets up to the arc, the fixed pipe of second is the hollow cylinder structure, the fixed pipe of second with threaded rod screw-thread fit, the threaded rod is kept away from one side of the fixed pipe of second is provided with the hexagon nut.
As a preferred scheme of wear-resisting thermocouple protective case, wherein: the upper end of the cold end protective sleeve is connected with the junction box through a universal pipe, and the cold end protective sleeve and an armored thermocouple wire between the junction boxes are arranged in the universal pipe.
The utility model discloses beneficial effect does: the utility model discloses divide into cold junction protective sheath and hot junction protective sheath with the protective sheath, the hot junction protective sheath and the flange middle part threaded connection of easy receiving wearing and tearing can easily dismantle, and fixing device fixes the hot junction protective sheath, prevent when the hot junction protective sheath receives the fly ash granule to erode and the flange between be connected become not hard up.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is an overall structural view of a wear-resistant thermocouple protection sleeve.
Fig. 2 is a block diagram of a mounting assembly in a wear resistant thermocouple protection sleeve.
Fig. 3 is a structural diagram of a hot end protective sleeve in the wear-resistant thermocouple protective sleeve.
Fig. 4 is a structural view of the junction box and sheathed thermocouple wire in the wear-resistant thermocouple protection sleeve.
Fig. 5 is a block diagram of the engagement of a protective sheath assembly with a retaining assembly in a wear-resistant thermocouple protective sleeve.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1, 2, 4 and 5, for the first embodiment of the present invention, the embodiment provides a wear-resistant thermocouple protection sleeve, which includes a connection assembly 100, a protection sleeve assembly 200, and a fixing assembly 300, wherein the fixing assembly 300 is detachably connected with the protection sleeve assembly 200, and an armored thermocouple wire 102 is connected between the connection assembly 100 and the protection sleeve assembly 200.
Specifically, the wiring assembly 100 includes a terminal block 101, and an armored thermocouple wire 102.
Preferably, protective sheath subassembly 200, including the cold junction protective sheath 201 of hollow cylinder structure to and hot junction protective sheath 202, divide into cold junction protective sheath 201 and hot junction protective sheath 202 with traditional whole protective sheath according to service environment, because hot junction protective sheath 202 receives the fly ash granule to erode, and easy wearing and tearing need often change, and cold junction protective sheath 201's service environment is better, need not often to change, so with the waste that two can reduce the material of whole protective sheath split.
Preferably, the fixing assembly 300 includes a connecting flange 301, and a fixing device 302 disposed at a lower end of the connecting flange 301, wherein the connecting flange 301 is used for fixing the whole device to a device requiring temperature measurement.
When in use, the traditional whole protective sleeve is divided into a cold end protective sleeve 201 and a hot end protective sleeve 202 according to the use environment, because the hot end protective sleeve 202 is washed by the fly ash particles, is easy to wear and needs to be replaced frequently, and the cold end protective sleeve 201 has a better service environment and does not need to be replaced frequently, so with the waste that whole protective sheath split two can reduce the material, cold end protective sheath 201 sets up the upper end at flange 301, hot end protective sheath 202 sets up at flange 301 lower extreme, armoured thermocouple wire 102 one end in wiring subassembly 100 is connected with terminal box 101, the armoured thermocouple wire 102 other end extends to inside the protective sheath subassembly 200, fixing device 302 of flange 301 lower extreme grasps hot end protective sheath 202, prevent hot end protective sheath 202 receive when the fly ash granule erodees and the connection between flange 301 becomes not hard up, whole device passes through flange 301 to be fixed on the device that needs the temperature measurement.
Example 2
Referring to fig. 1 to 5, the present embodiment is based on the second embodiment of the present invention.
Specifically, the lower extreme of cold junction protective sheath 201 sets up in flange 301's upper end middle part, and it is better to set up in the cold junction protective sheath 201 service environment of flange 301 upper end, can change again after using for a long time.
Preferably, threaded hole 301a is opened in connecting flange 301 middle part, hot end protective sheath 202 upper end is provided with the external screw thread with threaded hole 301a looks adaptation, hot end protective sheath 202 upper end and threaded hole 301a threaded connection, hot end protective sheath 202 lower extreme is closed and has hemispherical end 202a, hot end protective sheath 202 upper end and connecting flange 301 middle part threaded hole 301a threaded connection's mode convenient to detach, when hot end protective sheath 202 wearing and tearing fracture, rotatory hot end protective sheath 202 that can be timely, separate rotatory hot end protective sheath 202 and connecting flange 301, the setting up of end 202a enables the smooth and easy insertion of hot end protective sheath 202 to be surveyed the department, and, the liquid medium of being surveyed still is difficult to the adhesion on hot end protective sheath 202.
Preferably, the mounting plate 201a is arranged at the upper end of the inside of the cold end protective sleeve 201.
Preferably, one end of armored thermocouple wire 102 is disposed in terminal box 101, the other end of armored thermocouple wire 102 passes through mounting plate 201a and is disposed in hot end protection sleeve 202, armored thermocouple wire 102 located in hot end protection sleeve 202 is used for measuring temperature, armored thermocouple wire 102 located in hot end protection sleeve 202 can be located at different heights and is used for measuring temperatures at different heights, and terminal box 101 is connected with the other end of armored thermocouple wire 102 and is used for receiving temperature information.
Preferably, inner tubes 203 are arranged in the cold end protective sleeve 201 and the hot end protective sleeve 202, the inner tubes 203 are the same as the armored thermocouple wires 102 in number, the armored thermocouple wires 102 are arranged in the inner tubes 203, the upper ends of the inner tubes 203 are connected with the mounting plate 201a, the inner tubes 203 are connected with the cold end protective sleeve 201, the mounting plate 201a and the hot end protective sleeve 202 to form sealing, the armored thermocouple wires 102 are arranged in the inner tubes 203, and tested liquid with corrosiveness after the hot end protective sleeve 202 is abraded and broken can be prevented from entering the hot end protective sleeve 202 to damage the armored thermocouple wires 102.
Preferably, the bottom end inside the hot end protection sleeve 202 is provided with a heat conducting paste, the heat conducting paste is arranged outside the inner tube 203, and the temperature of the liquid to be cooled is transferred to the sheathed thermocouple wire 102 in the inner tube 203 through the heat conducting paste.
Preferably, outer wall of hot end protection sleeve 202 is provided with protrusion 202b, and protrusion 202b is hexagonal, and when hot end protection sleeve 202 needs to be changed, it is rotatory after using the holder to firmly hold hexagonal protrusion 202b, is convenient for hot end protection sleeve 202 and flange 301 quickly separating.
When the protective sleeve is used, the traditional whole protective sleeve is divided into a cold end protective sleeve 201 and a hot end protective sleeve 202 according to the using environment, the cold end protective sleeve 201 arranged at the upper end of a connecting flange 301 has a better using environment and can be replaced after being used for a long time, the hot end protective sleeve 202 positioned at the lower end of the connecting flange 301 is washed by fly ash particles and is easy to wear and needs to be replaced frequently, the whole protective sleeve is divided into two parts, the waste of materials can be reduced, the armored thermocouple wires 102 positioned in the hot end protective sleeve 202 and the cold end protective sleeve 201 are used for measuring temperature, the armored thermocouple wires 102 positioned in the hot end protective sleeve 202 can be positioned at different heights and are used for measuring the temperature at different heights, the junction box 101 is connected with the other end of the armored thermocouple wires 102 and is used for receiving temperature information, and the armored thermocouple wires 102 positioned in the cold end protective sleeve 201 and the hot end protective sleeve 202 are arranged in the inner pipe 203, inner tube 203 can prevent corrosive liquid to be tested from entering hot end protective sleeve 202 to damage armored thermocouple wire 102 after hot end protective sleeve 202 is worn and broken, heat conducting paste is arranged at the bottom end inside hot end protective sleeve 202 and is arranged on the outer side of inner tube 203, the temperature of the liquid to be tested is transferred to armored thermocouple wire 102 in inner tube 203 through heat conducting paste, armored thermocouple wire 102 transmits temperature signals to junction box 101, the mode that the upper end of hot end protective sleeve 202 is in threaded connection with threaded hole 301a in the middle of connecting flange 301 is convenient for quick disassembly, protrusion 202b is arranged on the outer wall of hot end protective sleeve 202 and is hexagonal, when hot end protective sleeve 202 is worn and broken, hexagonal protrusion 202b is firmly clamped by a clamping tool and then rotates, so that hot end protective sleeve 202 is quickly separated from connecting flange 301, and smooth insertion of hot end protective sleeve 202 can be carried out through arrangement of end 202a, in addition, the liquid measured medium is not easy to adhere to the hot end protective sleeve 202, the hot end protective sleeve 202 is clamped by the fixing device 302 at the lower end of the connecting flange 301, the hot end protective sleeve 202 is prevented from being connected with the connecting flange 301 to become loose when being washed by the fly ash particles, and the whole device is fixed on a device needing temperature measurement through the connecting flange 301.
Example 3
Referring to fig. 1 to 5, a third embodiment of the present invention is based on the first two embodiments.
Specifically, the fixing device 302 includes a first fixing tube 302a, a second fixing tube 302b and a threaded rod 302c, which are disposed on two sides of the threaded hole 301a, the side of the first fixing tube 302a close to the threaded hole 301a is set to be arc-shaped, the second fixing tube 302b is a hollow cylinder structure, the second fixing tube 302b is in threaded fit with the threaded rod 302c, a hexagonal nut 302d is disposed on one side of the threaded rod 302c far from the second fixing tube 302b, after the upper end of the hot end protection sleeve 202 is in threaded connection with the threaded hole 301a in the middle of the connecting flange 301, the threaded rod 302c is rotated to screw the threaded rod 302c into the second fixing tube 302b, so that one end of the threaded rod 302c tightly presses against one side of the hot end protection sleeve 202, the other side of the hot end protection sleeve 202 tightly presses against the arc-shaped side of the first fixing tube 302a, the hot end protection sleeve 202 is firmly clamped by the fixing device 302 to prevent the hot end protection sleeve 202 from loosening the connection with the connecting flange 301 when the hot end protection sleeve 202 is washed by the fly ash particles And (6) moving.
Preferably, the upper end of the cold end protective sleeve 201 is connected with the junction box 101 through a universal pipe 204, and the armored thermocouple wire 102 located between the cold end protective sleeve 201 and the junction box 101 is arranged in the universal pipe 204, so that thermocouples can be conveniently arranged in different spaces.
When the protective sleeve is used, the traditional whole protective sleeve is divided into a cold end protective sleeve 201 and a hot end protective sleeve 202 according to the using environment, the cold end protective sleeve 201 arranged at the upper end of a connecting flange 301 has a better using environment and can be replaced after being used for a long time, the hot end protective sleeve 202 positioned at the lower end of the connecting flange 301 is washed by fly ash particles and is easy to wear and needs to be replaced frequently, the whole protective sleeve is divided into two parts, the waste of materials can be reduced, the armored thermocouple wires 102 positioned in the hot end protective sleeve 202 and the cold end protective sleeve 201 are used for measuring temperature, the armored thermocouple wires 102 positioned in the hot end protective sleeve 202 can be positioned at different heights and are used for measuring the temperature at different heights, the junction box 101 is connected with the other end of the armored thermocouple wires 102 and is used for receiving temperature information, and the armored thermocouple wires 102 positioned in the cold end protective sleeve 201 and the hot end protective sleeve 202 are arranged in the inner pipe 203, inner tube 203 can prevent corrosive liquid to be tested from entering hot end protective sleeve 202 to damage armored thermocouple wire 102 after hot end protective sleeve 202 is worn and broken, heat conducting paste is arranged at the bottom end inside hot end protective sleeve 202 and is arranged on the outer side of inner tube 203, the temperature of the liquid to be tested is transferred to armored thermocouple wire 102 in inner tube 203 through heat conducting paste, armored thermocouple wire 102 transmits temperature signals to junction box 101, the mode that the upper end of hot end protective sleeve 202 is in threaded connection with threaded hole 301a in the middle of connecting flange 301 is convenient for quick disassembly, protrusion 202b is arranged on the outer wall of hot end protective sleeve 202 and is hexagonal, when hot end protective sleeve 202 is worn and broken, hexagonal protrusion 202b is firmly clamped by a clamping tool and then rotates, so that hot end protective sleeve 202 is quickly separated from connecting flange 301, and smooth insertion of hot end protective sleeve 202 can be carried out through arrangement of end 202a, moreover, the liquid medium to be tested is not easy to adhere to hot end protective sleeve 202, after the upper end of hot end protective sleeve 202 is in threaded connection with threaded hole (301a) in the middle of connecting flange 301, rotatory threaded rod 302c through hexagonal nut 302d, in screwing in threaded rod 302c in the fixed pipe 302b of second, make the one end of threaded rod 302c tightly support and press in one side of hot junction protective sheath 202, the opposite side of hot junction protective sheath 202 tightly supports and presses on the arc side of the fixed pipe 302a of first, hot junction protective sheath 202 is firmly held by fixing device 302 and can prevent hot junction protective sheath 202 from receiving when the fly ash granule erodees and the becoming flexible of being connected between flange 301, whole device passes through flange 301 to be fixed on the device that needs the temperature measurement, the upper end of cold junction protective sheath 201 is connected with terminal box 101 through universal pipe 204, make things convenient for the thermocouple to arrange in different spaces.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (10)
1. A wear-resisting thermocouple protective sleeve which is characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
a wiring assembly (100) comprising a junction box (101), and an armored thermocouple wire (102);
the protective sleeve assembly (200) comprises a cold end protective sleeve (201) with a hollow cylinder structure and a hot end protective sleeve (202); and
the fixing assembly (300) comprises a connecting flange (301) and a fixing device (302) arranged at the lower end of the connecting flange (301).
2. A wear resistant thermocouple protection sleeve as claimed in claim 1, wherein: the lower extreme of cold junction protective sheath (201) set up in flange (301)'s upper end middle part.
3. A wear-resistant thermocouple protection sleeve according to claim 1 or claim 2, wherein: threaded holes (301a) are formed in the middle of the connecting flange (301), external threads matched with the threaded holes (301a) are arranged at the upper end of the hot end protective sleeve (202), the upper end of the hot end protective sleeve (202) is in threaded connection with the threaded holes (301a), and the lower end of the hot end protective sleeve (202) is closed and is provided with a hemispherical end (202 a).
4. A wear resistant thermocouple protection sleeve according to claim 3, wherein: the inside upper end of cold end protective sheath (201) is provided with mounting panel (201 a).
5. The wear-resistant thermocouple protection sleeve of claim 4, wherein: one end of the armored thermocouple wire (102) is arranged in the junction box (101), and the other end of the armored thermocouple wire (102) penetrates through the mounting plate (201a) and is arranged in the hot end protective sleeve (202).
6. A wear-resistant thermocouple protection sleeve according to claim 4 or claim 5, wherein: an inner pipe (203) is arranged in the cold end protective sleeve (201) and the hot end protective sleeve (202), the inner pipe (203) is the same as the armored thermocouple wires (102), the armored thermocouple wires (102) are arranged in the inner pipe (203), the upper end of the inner pipe (203) is connected with the mounting plate (201a), and the inner pipe (203) is sealed with the cold end protective sleeve (201), the mounting plate (201a) and the hot end protective sleeve (202).
7. A wear resistant thermocouple protection sleeve according to claim 6, wherein: the bottom end in the hot end protective sleeve (202) is provided with heat conducting paste, and the heat conducting paste is arranged on the outer side of the inner pipe (203).
8. A wear-resistant thermocouple protection sleeve according to claim 1 or claim 7, wherein: the outer wall of the hot end protective sleeve (202) is provided with a protrusion (202b), and the protrusion (202b) is hexagonal.
9. A wear resistant thermocouple protection sleeve according to claim 3, wherein: fixing device (302) including set up in the fixed pipe of first fixed pipe (302a), second (302b) of screw hole (301a) both sides to and threaded rod (302c), first fixed pipe (302a) are close to the side of screw hole (301a) sets up to the arc, the fixed pipe of second (302b) is the hollow cylinder structure, the fixed pipe of second (302b) with threaded rod (302c) screw-thread fit, threaded rod (302c) are kept away from one side of the fixed pipe of second (302b) is provided with hexagon nut (302 d).
10. A wear resistant thermocouple protection sleeve as claimed in claim 9, wherein: the upper end of the cold end protective sleeve (201) is connected with the junction box (101) through a universal pipe (204), and the cold end protective sleeve (201) and an armored thermocouple wire (102) between the junction boxes (101) are arranged in the universal pipe (204).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121742461.8U CN215262140U (en) | 2021-07-29 | 2021-07-29 | Wear-resisting thermocouple protective sleeve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121742461.8U CN215262140U (en) | 2021-07-29 | 2021-07-29 | Wear-resisting thermocouple protective sleeve |
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| CN215262140U true CN215262140U (en) | 2021-12-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114112090A (en) * | 2022-01-28 | 2022-03-01 | 华能平凉发电有限责任公司 | Novel temperature thermocouple for steam turbine set |
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2021
- 2021-07-29 CN CN202121742461.8U patent/CN215262140U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114112090A (en) * | 2022-01-28 | 2022-03-01 | 华能平凉发电有限责任公司 | Novel temperature thermocouple for steam turbine set |
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