CN106248230A - The Telescopic thermocouple of hydrogen production from coal gasification device - Google Patents
The Telescopic thermocouple of hydrogen production from coal gasification device Download PDFInfo
- Publication number
- CN106248230A CN106248230A CN201610910868.4A CN201610910868A CN106248230A CN 106248230 A CN106248230 A CN 106248230A CN 201610910868 A CN201610910868 A CN 201610910868A CN 106248230 A CN106248230 A CN 106248230A
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- China
- Prior art keywords
- core body
- sleeve pipe
- thermometric core
- flange
- hydrogen production
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
- G01K1/146—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations arrangements for moving thermometers to or from a measuring position
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
nullThe present invention relates to the Telescopic thermocouple of a kind of hydrogen production from coal gasification device，Including thermometric core body、Rosette、Protection sleeve pipe and flange，Rosette is connected to protect on the sidewall of sleeve pipe，It connects cylinder in protection sleeve pipe one end，The protection coaxially connected flange of the sleeve pipe other end，The push rod of cylinder is co-axially located in protection sleeve pipe，The terminals of thermometric core body connect rosette，The measurement end of thermometric core body passes flange，Slipper seal is kept between thermometric core body and flange，Thermometric core body in protection sleeve pipe and the push rod of cylinder are fixed to realize thermometric core body and measure the flexible of end，It it is the preheating heat galvanic couple in gasification furnace temperature-rise period，I.e. it is responsible for from room temperature, furnace temperature is risen to the thermocouple used in 1010 DEG C of processes，After intensification，Flexible actuator is used to exit high temperature measurement region，In time again needing to heat up，Row extends into measurement zone again.This product coordinates the cooling down of water-cooling jacket, substantially increases its service life.
Description
Technical field
The invention belongs to area of thermocouples, particularly relate to the Telescopic thermocouple of a kind of hydrogen production from coal gasification device.
Background technology
E-GAS gasification furnace is that a high temperature, high pressure, erosive wear, severe corrosive are held concurrently all complex working conditions, concrete manifestation
For: the operation temperature of combustor is 1482 DEG C, operates pressure 4.27MPa, containing CO, H in medium ingredients2、CO2、H2O、CH4、
Ar、N2And trace H2S etc..The thermocouple of existing measurement gasification furnace includes thermometric core body, protection pipe and rosette, but measures temperature
Degree can not reach 1000 degree and at more than 4MPa, and additionally under this High Temperature High Pressure strong corrosive environment, existing thermocouple can not
Realize flexible to improve service life, reduce use cost, and poor stability.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that the telescopic thermoelectricity of a kind of hydrogen production from coal gasification device
Even, this thermocouple structure is simple, design science is reasonable, easy for installation, realize scalable under High Temperature High Pressure strong corrosive environment, with
Extend service life while improving measurement accuracy, reduce use cost.
The present invention solves its technical problem and is achieved through the following technical solutions:
The Telescopic thermocouple of a kind of hydrogen production from coal gasification device, including thermometric core body, rosette, protection sleeve pipe and method
Orchid, rosette is connected to protect on the sidewall of sleeve pipe, and it connects cylinder in protection sleeve pipe one end, and the protection sleeve pipe other end coaxially connects
Acting flange, the push rod of cylinder is co-axially located in protection sleeve pipe, and the terminals of thermometric core body connect rosette, the survey of thermometric core body
Amount end, through flange, keeps slipper seal between thermometric core body and flange, the thermometric core body in protection sleeve pipe pushes away with cylinder
Bar is fixed to realize thermometric core body and measures the flexible of end.
And, described flange one end connects protection sleeve pipe, and the flange other end connects water cold sleeve, this water cold sleeve side
Being shaped with water inlet, this water cold sleeve opposite side is shaped with outlet, and thermometric core body passes water cold sleeve, and the measurement end of thermometric core body exists
Expanding-contracting action is realized at water cold sleeve opening under the effect of cylinder push-rod.
And, stop valve is installed between described protection sleeve pipe and water cold sleeve, thermometric core body passes stop valve.
And, described stop valve two ends are all connected with protection sleeve pipe and water cold sleeve respectively by flange.
And, the flange between described water cold sleeve and thermometric core body is provided with protection stay tube, in protection
The port of stay tube is provided with the first graphite grazing set, thermometric core body and the first graphite grazing set and realizes slipper seal.
And, the sidewall of described protection sleeve pipe is provided with Pressure gauge.
And, the sidewall of described protection sleeve pipe is shaped with evacuation port.
And, described cylinder is supplied by nitrogen.
And, the flange in described protection sleeve pipe is fixed with the second graphite grazing set, thermometric core body and the second stone
Ink sealing shroud realizes slipper seal.
The application in gasification furnace of the Telescopic thermocouple of a kind of hydrogen production from coal gasification device.
Advantages of the present invention and having the beneficial effect that
1, the Telescopic thermocouple of this hydrogen production from coal gasification device, including thermometric core body, rosette, protection sleeve pipe and method
Orchid, rosette is connected to protect on the sidewall of sleeve pipe, and it connects cylinder in protection sleeve pipe one end, and the protection sleeve pipe other end coaxially connects
Acting flange, the push rod of cylinder is co-axially located in protection sleeve pipe, and the terminals of thermometric core body connect rosette, the survey of thermometric core body
Amount end, through flange, keeps slipper seal between thermometric core body and flange, the thermometric core body in protection sleeve pipe pushes away with cylinder
Bar is fixed to realize thermometric core body and measures the flexible of end, is the preheating heat galvanic couple in gasification furnace temperature-rise period, the most negative
Furnace temperature is risen to the thermocouple used in 1010 DEG C of processes from room temperature by duty, after intensification, uses flexible actuator to exit high temperature
Measured zone, in time again needing to heat up, then row extends into measurement zone.This product coordinates the cooling down of water-cooling jacket, greatly
Improve greatly its service life.
2, it is mounted with stop valve in the middle part of the Telescopic thermocouple of this hydrogen production from coal gasification device, when detecting high temperature and high pressure gas
When leaking, stop valve can actively cut off path, the favourable equipment that ensured safety in utilization.
3, the pressure produced in sleeve pipe is protected to lead to after the Telescopic thermocouple cylinder action of this hydrogen production from coal gasification device
The evacuation port release arranged on overprotection sleeve side walls.
4, the Telescopic thermocouple simple in construction of this hydrogen production from coal gasification device, design science are reasonable, easy for installation, at high temperature
Realize scalable under High Voltage corrosive environment, while improving measurement accuracy, extend service life, reduce and use into
This.
Accompanying drawing explanation
Fig. 1 is the structural representation (measure end and stretch out state diagram) of the present invention；
Fig. 2 is the A portion enlarged drawing of Fig. 1；
Fig. 3 is the structural representation (measuring end retracted mode figure) of the present invention；
Fig. 4 is the structural representation (measuring end state diagram to be measured) of the present invention；
Detailed description of the invention
Below by specific embodiment, the invention will be further described, and following example are illustrative, is not limit
Qualitatively, it is impossible to limit protection scope of the present invention with this.
A kind of Telescopic thermocouple of hydrogen production from coal gasification device, including thermometric core body 3, rosette 15, protection sleeve pipe 2 and
Flange 5, rosette is connected to protect on the sidewall of sleeve pipe, the degree of protection IP67 of rosette, explosive-proof grade Exia II CT6, electricity
Gas interface NPT1/2 (F), material rustless steel, it is at protection sleeve pipe one end connection cylinder 1, and described cylinder is supplied by nitrogen.With
High pressure nitrogen drives cylinder actuating mechanism, nitrogen pressure 0.7MPa (g)/38 DEG C as source of the gas.The protection sleeve pipe other end coaxially connects
Acting flange, the push rod 17 of cylinder is co-axially located in protection sleeve pipe, and the terminals of thermometric core body connect rosette, thermometric core body
Measure end 12 and pass flange, between thermometric core body and flange, keep slipper seal, the thermometric core body in protection sleeve pipe and cylinder
Push rod be fixed to realize thermometric core body and measure the flexible of end, the present embodiment thermometric core body is wrapped on cylinder push-rod, from
Thermometric core body is drawn in push rod end.Flange one end connects protection sleeve pipe, and the flange other end connects water cold sleeve 7, this water cold sleeve
Side is shaped with water inlet 13, and this water cold sleeve opposite side is shaped with outlet 8, and thermometric core body passes water cold sleeve, thermometric core body
Measure end and realize expanding-contracting action at water cold sleeve opening 11 under the effect of cylinder push-rod.In described protection sleeve pipe and water-cooled
Being provided with stop valve 6 between sleeve pipe, thermometric core body passes stop valve.Stop valve two ends all by flange respectively with protection sleeve pipe with
And water cold sleeve connects.Protection stay tube 9 is installed, in protection on the flange between described water cold sleeve and thermometric core body
The port propping up stay tube is provided with the first graphite grazing set 10, and thermometric core body and the first graphite grazing set realize slipper seal.Described
Protection sleeve pipe sidewall on Pressure gauge 14 is installed.It is shaped with evacuation port 16 on the sidewall of described protection sleeve pipe.This evacuation port
Plug or atmospheric valve can be connect, the flange in described protection sleeve pipe is fixed with the second graphite grazing set 4, thermometric core body and the
Two graphite grazing sets realize slipper seal.Thermometric core body is single formula K-type armouring core body, industrial 1 class precision, diameter of phi 6mm, material
Matter molybdenum pipe alloy.
The application in gasification furnace of the Telescopic thermocouple of a kind of hydrogen production from coal gasification device.This Telescopic thermocouple possess as
Lower performance:
High temperature resistant, the material selected by protection sleeve pipe and core element needs to bear 1100 DEG C of high temperature；
High pressure resistant, by design specification book requirement, operate pressure 4.27MPa；
Corrosion-resistant, protection material selected by sleeve pipe needs to resist high temperature reduction corrosion；
Scalable, whole product structure has retractable, with realize working condition requirement ± 150mm (i.e. 300mm)
Length adjustment；
Assembly, a whole set of products is combined by multiple unit, jointly completes thermometric, pressure-bearing, length adjustment, sealing detection
Etc. function.
Above the present invention is done exemplary description, it should explanation, in the situation of the core without departing from the present invention
Under, any simple deformation, amendment or other those skilled in the art can not spend the equivalent of creative work equal
Fall into protection scope of the present invention.
Claims (10)
1. a Telescopic thermocouple for hydrogen production from coal gasification device, including thermometric core body, rosette, protection sleeve pipe and flange,
Rosette is connected to protect on the sidewall of sleeve pipe, it is characterised in that: connect cylinder in protection sleeve pipe one end, protect the sleeve pipe other end
Coaxially connected flange, the push rod of cylinder is co-axially located in protection sleeve pipe, and the terminals of thermometric core body connect rosette, thermometric core
The measurement end of body passes flange, keeps slipper seal between thermometric core body and flange, the thermometric core body in protection sleeve pipe and gas
The push rod of cylinder is fixed to realize thermometric core body and measures the flexible of end.
The Telescopic thermocouple of hydrogen production from coal gasification device the most according to claim 1, it is characterised in that: described flange one
End connect protection sleeve pipe, the flange other end connect water cold sleeve, this water cold sleeve side is shaped with water inlet, this water cold sleeve another
Side is shaped with outlet, thermometric core body pass water cold sleeve, thermometric core body measure end under the effect of cylinder push-rod at water collar
Tube opening end realizes expanding-contracting action.
The Telescopic thermocouple of hydrogen production from coal gasification device the most according to claim 1 and 2, it is characterised in that: described
Being provided with stop valve between protection sleeve pipe and water cold sleeve, thermometric core body passes stop valve.
The Telescopic thermocouple of hydrogen production from coal gasification device the most according to claim 3, it is characterised in that: described stop valve
Two ends are all connected with protection sleeve pipe and water cold sleeve respectively by flange.
The Telescopic thermocouple of hydrogen production from coal gasification device the most according to claim 1 and 2, it is characterised in that: described
Being provided with protection stay tube on flange between water cold sleeve and thermometric core body, the port at protection stay tube is provided with the first stone
Ink sealing shroud, thermometric core body and the first graphite grazing set realize slipper seal.
The Telescopic thermocouple of hydrogen production from coal gasification device the most according to claim 1, it is characterised in that: described protection set
On the sidewall of pipe, Pressure gauge is installed.
The Telescopic thermocouple of hydrogen production from coal gasification device the most according to claim 1, it is characterised in that: described protection set
It is shaped with evacuation port on the sidewall of pipe.
The Telescopic thermocouple of hydrogen production from coal gasification device the most according to claim 1, it is characterised in that: described cylinder by
Nitrogen supplies.
The Telescopic thermocouple of hydrogen production from coal gasification device the most according to claim 1, it is characterised in that: in described protection
It is fixed with the second graphite grazing set, thermometric core body and the second graphite grazing set on flange in sleeve pipe and realizes slipper seal.
10. the Telescopic thermocouple of a hydrogen production from coal gasification device as claimed in claim 1 application in gasification furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610910868.4A CN106248230A (en) | 2016-10-18 | 2016-10-18 | The Telescopic thermocouple of hydrogen production from coal gasification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610910868.4A CN106248230A (en) | 2016-10-18 | 2016-10-18 | The Telescopic thermocouple of hydrogen production from coal gasification device |
Publications (1)
| Publication Number | Publication Date |
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| CN106248230A true CN106248230A (en) | 2016-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610910868.4A Pending CN106248230A (en) | 2016-10-18 | 2016-10-18 | The Telescopic thermocouple of hydrogen production from coal gasification device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063491A (en) * | 2017-05-05 | 2017-08-18 | 淮北矿业股份有限公司 | A kind of coke oven temperature measuring device |
| CN108941484A (en) * | 2018-10-12 | 2018-12-07 | 中冶赛迪技术研究中心有限公司 | The heat preserving method and device of packet continuous temperature measurement equipment in a kind of continuous casting |
| CN110926636A (en) * | 2018-09-20 | 2020-03-27 | 罗斯蒙特公司 | Thermowell with primary seal verification |
| CN113736985A (en) * | 2021-11-08 | 2021-12-03 | 天霖(张家港)电子科技有限公司 | Sealing device for measuring temperature of steel coil in bell-type annealing furnace |
| CN113932936A (en) * | 2021-08-27 | 2022-01-14 | 芜湖东旭光电科技有限公司 | Temperature measuring device and glass substrate production method |
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| CN2281529Y (en) * | 1996-09-19 | 1998-05-13 | 吴启书 | Improved structure of thermocouple |
| WO2013021671A1 (en) * | 2011-08-11 | 2013-02-14 | 電源開発株式会社 | In-furnace temperature measurement device |
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| CN204592530U (en) * | 2015-03-15 | 2015-08-26 | 河北恒通阀门有限公司 | A kind of flexible graphite sealing valve |
| CN105067138A (en) * | 2015-09-24 | 2015-11-18 | 中冶长天国际工程有限责任公司 | Rotary kiln temperature detecting device |
| CN105466589A (en) * | 2015-11-16 | 2016-04-06 | 浙江伦特机电有限公司 | High voltage-resistant thermocouple with on-line expansion and contraction function |
| CN206862505U (en) * | 2016-10-18 | 2018-01-09 | 天津市中环温度仪表有限公司 | The Telescopic thermocouple of hydrogen production from coal gasification device |
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Patent Citations (7)
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| CN2281529Y (en) * | 1996-09-19 | 1998-05-13 | 吴启书 | Improved structure of thermocouple |
| WO2013021671A1 (en) * | 2011-08-11 | 2013-02-14 | 電源開発株式会社 | In-furnace temperature measurement device |
| CN203432703U (en) * | 2013-09-16 | 2014-02-12 | 湘潭大学 | Dual-layer casing pipe type air-exhaust thermocouple structure |
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| CN105067138A (en) * | 2015-09-24 | 2015-11-18 | 中冶长天国际工程有限责任公司 | Rotary kiln temperature detecting device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063491A (en) * | 2017-05-05 | 2017-08-18 | 淮北矿业股份有限公司 | A kind of coke oven temperature measuring device |
| CN110926636A (en) * | 2018-09-20 | 2020-03-27 | 罗斯蒙特公司 | Thermowell with primary seal verification |
| CN108941484A (en) * | 2018-10-12 | 2018-12-07 | 中冶赛迪技术研究中心有限公司 | The heat preserving method and device of packet continuous temperature measurement equipment in a kind of continuous casting |
| CN113932936A (en) * | 2021-08-27 | 2022-01-14 | 芜湖东旭光电科技有限公司 | Temperature measuring device and glass substrate production method |
| CN113932936B (en) * | 2021-08-27 | 2023-12-08 | 芜湖东旭光电科技有限公司 | Temperature measuring device and glass substrate production method |
| CN113736985A (en) * | 2021-11-08 | 2021-12-03 | 天霖(张家港)电子科技有限公司 | Sealing device for measuring temperature of steel coil in bell-type annealing furnace |
| CN113736985B (en) * | 2021-11-08 | 2022-01-21 | 天霖(张家港)电子科技有限公司 | Sealing device for measuring temperature of steel coil in bell-type annealing furnace |
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Application publication date: 20161221 |
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| RJ01 | Rejection of invention patent application after publication |