CN217358771U - Device for measuring high-temperature gas based on temperature sleeve and corundum protection tube - Google Patents
Device for measuring high-temperature gas based on temperature sleeve and corundum protection tube Download PDFInfo
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- CN217358771U CN217358771U CN202220459036.6U CN202220459036U CN217358771U CN 217358771 U CN217358771 U CN 217358771U CN 202220459036 U CN202220459036 U CN 202220459036U CN 217358771 U CN217358771 U CN 217358771U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model provides a device for measuring high-temperature gas based on a temperature sleeve and a corundum protection tube, which comprises a temperature sleeve, a blind pipe and a corundum protection tube; the temperature sleeve is of a hollow structure and is formed by drilling a whole solid stainless steel column, and the whole pipe has no welding line; the cold junction position welding of temperature sleeve outside flange and inboard flange, the sealed face of outside flange is outside, the sealed face of outside flange is equipped with assorted outside flange cover, outside flange cover is connected with the blind pipe, the temperature sleeve cover is established in the corundum protection tube outside, the inside thermocouple sensor that is equipped with of corundum protection tube. The utility model discloses a temperature sleeve, blind pipe and corundum protection tube make to measure for a longer time, stable, can satisfy the normal maintenance cycle needs of chemical production, and comprehensive inspection in overhauing is changed according to the condition can.
Description
Technical Field
The utility model relates to a smelt technical field, specifically be a measure high-temperature gas's device based on temperature sleeve pipe and corundum protection tube.
Background
The thermocouple of the traditional hot blast stove adopts the form of a high-temperature corundum protective sleeve and a common junction box for temperature measurement, and because the thermocouple is operated in a severe environment with high temperature of 1200 plus 1450 ℃, high pressure and high flow rate for a long time, the thermocouple protective sleeve is frequently broken, high-temperature gas with the temperature of more than 1200 ℃ directly overflows from the junction box, the safety of personnel and equipment is influenced, and in particular, in chemical continuous production, if the thermocouple is damaged, the thermocouple can be stopped for treatment frequently, so that economic loss is caused, and more serious potential safety hazard is caused. Especially, safety accidents are more easily caused in the process of starting and stopping the vehicle.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed against, provided a device based on high-temperature gas is measured to temperature sleeve pipe and corundum protection tube, temperature sleeve pipe and corundum protection tube based on measuring high-temperature gas have simple structure, modern design, low in cost and characteristics that the practicality is strong.
The utility model provides a technical scheme that its technical problem adopted is:
a device for measuring high-temperature gas based on a temperature sleeve and a corundum protection tube comprises the temperature sleeve, a blind pipe and the corundum protection tube; the temperature sleeve is of a hollow structure, an outer flange and an inner flange are welded at the cold end of the temperature sleeve, the sealing surface of the outer flange is outward, a matched outer flange cover is arranged on the sealing surface of the outer flange, the outer flange cover is connected with a blind pipe, the temperature sleeve is sleeved on the outer side of the corundum protection pipe, and a thermocouple sensor is arranged inside the corundum protection pipe.
Further, the temperature sleeve is made of stainless steel.
Furthermore, the cold end of the temperature sleeve is provided with a detachable temperature junction box, and the temperature junction box is connected to the joint of the cold end of the temperature sleeve through threads.
Further, the thickness of the temperature sleeve is 15-20 mm.
Furthermore, the temperature sleeve is formed by drilling a whole solid stainless steel column, the whole pipe has no welding line, and the bottom of the temperature sleeve is about 20mm thick.
Further, the blind pipe is made of stainless steel.
Further, the inner diameter of the blind pipe is about 30mm, and the outer diameter of the blind pipe is 50 mm.
Further, the diameter of the corundum protection tube is 6 mm.
Compared with the prior art, the utility model has the following advantage:
1. the novel sleeve has long service life.
2. This novel double flange project organization that adopts can direct mounting flange blind plate seal when appearing slightly leaking, eliminates the potential safety hazard that exists.
3. This is novel can effectually protect thermocouple sensor, has avoided thermocouple sensor's damage.
4. The thermocouple temperature sleeve and the protection tube adopting the design have the advantages that the measurement is longer and more stable, the requirement of the normal maintenance period of chemical production can be met, the overall inspection is carried out in the maintenance, and the thermocouple temperature sleeve and the protection tube can be replaced according to the condition.
Drawings
FIG. 1 is a diagram of the structure of the blind pipe of the present invention;
FIG. 2 is a structural diagram of the temperature sleeve of the present invention;
FIG. 3 is an overall structure diagram of the present invention;
FIG. 4 is a structural diagram of the corundum protection tube of the present invention.
The method comprises the following steps of 1-temperature sleeve, 2-blind pipe, 3-corundum protection pipe, 4-outer flange, 5-inner flange, 6-outer flange cover, 7-sealing surface and 8-joint.
Detailed Description
The following description of the embodiments of the present invention refers to the accompanying drawings:
it should be noted that the structure, proportion, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, and any modification of the structure, change of the proportion relation or adjustment of the size should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function and the achievable purpose of the present invention.
In addition, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description only, and are not used to limit the scope of the present invention, and the relative relationship between the terms may be changed or adjusted without substantial technical changes.
A device for measuring high-temperature gas based on a temperature sleeve and a corundum protection tube comprises a temperature sleeve 1, a blind tube 2 and a corundum protection tube 3; temperature sleeve 1 is hollow structure, temperature sleeve 1's cold junction position welding outside flange 4 and inboard flange 5, the sealed face of outside flange 4 is outside, the sealed face 7 of outside flange 4 is equipped with assorted outside flange cover 6, outside flange cover 6 is connected with blind pipe 2, 1 covers of temperature sleeve are established in the 3 outsides of corundum protection tube, the inside thermocouple sensor that is equipped with of corundum protection tube 3.
Specifically, 2520 stainless steel is used for the temperature sleeve 1.
Particularly, the 1 cold junction of temperature sleeve pipe is equipped with detachable temperature terminal box, temperature terminal box passes through threaded connection in the joint 8 of temperature sleeve pipe cold junction.
Specifically, the thickness of the temperature sleeve 1 is 15-20 mm.
Specifically, the temperature sleeve 1 is formed by drilling a whole solid stainless steel column, the whole pipe has no welding line, and the bottom of the temperature sleeve is about 20mm thick.
Specifically, 2520 stainless steel is used for the blind pipe 2.
Specifically, the inner diameter of the blind pipe is about 30mm, and the outer diameter of the blind pipe is 50 mm.
Specifically, the diameter of the corundum protection tube is 6 mm.
Referring to fig. 1, fig. 1 illustrates the blind pipe structure of the present invention, the blind pipe is made of 2520 stainless steel (06Cr25Ni20), and is machined with solid steel column, and is machined into a middle hole structure, and the bottom is left with a thickness of 20mm as the hot end plugging, and the blind pipe is machined according to the design requirement of the equipment. If the temperature sleeve pipe has slight leakage, the temperature junction box can be removed, and then the flange blind pipe is installed to be in sealing butt joint with the outer flange of the temperature sleeve pipe. The material of the flange blind pipe is consistent with that of the temperature sleeve (06Cr25Ni 20). The pressure grade of the blind pipe and the flange is consistent with that of the temperature sleeve pipe and the flange. The inner diameter of the blind pipe is about 30mm, and the outer diameter is 50 mm.
Referring to fig. 2, fig. 2 illustrates a temperature sleeve structure, wherein 2520 stainless steel (06Cr25Ni20) is used as a temperature sleeve material, solid steel columns are used for machining, a middle hole structure is machined by a lathe, and the bottom of the temperature sleeve is provided with a plug with the thickness of 20mm as a hot end. The length of the temperature sleeve is processed according to the design requirement of the equipment. The cold junction position welding of temperature sleeve pipe outside flange 4 and inboard flange 5, the sealed face of outside flange is outside, if the sleeve pipe seepage appears in the use, fastens to this outside flange with the flange cover that is processed and seals.
Referring to fig. 3 and 4, fig. 3 and 4 illustrate the overall structure of the present invention, including a temperature sleeve 1, a blind pipe 2 and a corundum protection pipe 3; temperature sleeve 1 is hollow structure, temperature sleeve 1's cold junction position welding outside flange 4 and inboard flange 5, the sealed face of outside flange 4 is outside, the sealed face 7 of outside flange 4 is equipped with assorted outside flange cover 6, outside flange cover 6 is connected with blind pipe 2, 1 covers of temperature sleeve are established in the 3 outsides of corundum protection tube, the inside thermocouple sensor that is equipped with of corundum protection tube 3, and the corundum pipe adopts the corundum protection tube of diameter 6 mm.
Because the measurement temperature is high, the normal measurement temperature is about 1000-. The current conventional use time is about half a year. The novel sleeve of this design can use more than 2 years at least.
If the sleeve pipe burns out, not only can cause the temperature measurement inaccurate, more importantly causes gas leakage, has the potential safety hazard. Aiming at the problem, a double-flange design structure is adopted, and a blind plate can be directly installed to seal when slight leakage occurs.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.
Claims (8)
1. The utility model provides a device for measure high-temperature gas based on temperature sleeve pipe and corundum protection tube which characterized in that: comprises a temperature sleeve (1), a blind pipe (2) and a corundum protection pipe (3); temperature sleeve (1) is hollow structure, outside flange (4) and inboard flange (5) are welded at the cold junction position of temperature sleeve (1), the sealed face of outside flange (4) is outside, sealed face (7) of outside flange (4) are equipped with assorted outside flange cover (6), outside flange cover (6) are connected with blind pipe (2), the corundum protection tube (3) outside is established in temperature sleeve (1) cover, the inside thermocouple sensor that is equipped with of corundum protection tube (3).
2. Device for measuring hot gases based on a temperature jacket tube and a corundum protective tube according to claim 1, characterized in that 2520 stainless steel is used for the temperature jacket tube (1).
3. Device for measuring high temperature gases based on a temperature bushing and a corundum protection tube according to claim 2, characterized in that the cold end of the temperature bushing (1) is provided with a detachable temperature junction box, which is connected to the joint (8) of the cold end of the temperature bushing by screw thread.
4. The apparatus for measuring high temperature gas based on temperature sleeve and corundum protection tube according to claim 3, characterized in that the thickness of the temperature sleeve is 15-20 mm.
5. The device for measuring high-temperature gas based on the temperature sleeve and the corundum protection tube as claimed in claim 4, characterized in that the temperature sleeve (1) is formed by solid stainless steel column through whole drilling, the whole tube has no welding seam, and the bottom of the temperature sleeve has a thickness of about 20 mm.
6. Device for measuring hot gases based on a temperature sleeve and a corundum protective tube according to claim 1, characterized in that 2520 stainless steel is used for the blind tube (2).
7. An apparatus for measuring high temperature gas based on temperature sleeve and corundum protection tube according to claim 6, characterized in that the blind pipe has an inner diameter of about 30mm and an outer diameter of 50 mm.
8. The apparatus for measuring high temperature gas based on temperature sleeve and corundum protection tube according to claim 1, characterized in that the diameter of the corundum protection tube is 6 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220459036.6U CN217358771U (en) | 2022-03-04 | 2022-03-04 | Device for measuring high-temperature gas based on temperature sleeve and corundum protection tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220459036.6U CN217358771U (en) | 2022-03-04 | 2022-03-04 | Device for measuring high-temperature gas based on temperature sleeve and corundum protection tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217358771U true CN217358771U (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220459036.6U Active CN217358771U (en) | 2022-03-04 | 2022-03-04 | Device for measuring high-temperature gas based on temperature sleeve and corundum protection tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217358771U (en) |
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2022
- 2022-03-04 CN CN202220459036.6U patent/CN217358771U/en active Active
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