CN207180895U - With the Telescopic thermocouple from protection cutting function - Google Patents
With the Telescopic thermocouple from protection cutting function Download PDFInfo
- Publication number
- CN207180895U CN207180895U CN201621134398.9U CN201621134398U CN207180895U CN 207180895 U CN207180895 U CN 207180895U CN 201621134398 U CN201621134398 U CN 201621134398U CN 207180895 U CN207180895 U CN 207180895U
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- sleeve pipe
- core body
- protection sleeve
- thermometric core
- telescopic
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Abstract
It the utility model is related to a kind of Telescopic thermocouple having from protection cutting function, including thermometric core body, terminal box, protection sleeve pipe and flange, terminal box is connected in the side wall of protection sleeve pipe, it connects telescopic cylinder in protection sleeve pipe one end, the coaxially connected flange of the protection sleeve pipe other end, the push rod of telescopic cylinder is co-axially located in protection sleeve pipe, the terminals connection terminal box of thermometric core body, the measurement end of thermometric core body passes through flange, keep being slidingly sealed between thermometric core body and flange, the push rod of thermometric core body and telescopic cylinder in protection sleeve pipe is fixed to realize the flexible of thermometric core body measurement end, cut-out cylinder is installed in protection sleeve pipe side wall, cut-out cylinder push-rod is arranged in protection sleeve pipe, push rod end is provided with cutting device.This is simple in construction, design science is reasonable, easy for installation, is realized under HTHP strong corrosive environment scalable, extends service life while to improve measurement accuracy, reduces use cost.
Description
Technical field
The utility model belongs to area of thermocouples, more particularly to a kind of telescopic thermoelectricity having from protection cutting function
It is even.
Background technology
Gasification furnace is a high temperature, high pressure, erosive wear, severe corrosive and all complex working conditions, is embodied in：Burning
The operation temperature of room is 1482 DEG C, operating pressure 4.27MPa, contains CO, H in medium composition2、CO2、H2O、CH4、Ar、N2It is and micro-
Measure H2S etc..The thermocouple of existing measurement gasification furnace includes thermometric core body, protection pipe and terminal box, but measurement temperature can not reach
To 1000 degree and in more than 4MPa, in addition under this HTHP strong corrosive environment existing thermocouple can not realize it is flexible
To improve service life, use cost is reduced, and security is poor.
The content of the invention
The purpose of this utility model is overcome the deficiencies in the prior art, there is provided a kind of to have stretching from protection cutting function
Contracting formula thermocouple, the thermocouple structure is simple, design science is reasonable, easy for installation, is realized under HTHP strong corrosive environment
It is scalable, service life is extended while to improve measurement accuracy, reduces use cost.
The utility model solves its technical problem and is achieved through the following technical solutions：
It is a kind of have from protect cutting function Telescopic thermocouple, including thermometric core body, terminal box, protection sleeve pipe and
Flange, terminal box are connected in the side wall of protection sleeve pipe, and it connects telescopic cylinder, the protection sleeve pipe other end in protection sleeve pipe one end
Coaxially connected flange, the push rod of telescopic cylinder are co-axially located in protection sleeve pipe, the terminals connection terminal box of thermometric core body, are surveyed
The measurement end of warm core body passes through flange, keeps being slidingly sealed between thermometric core body and flange, the thermometric core body in protection sleeve pipe
It is fixed with the push rod of telescopic cylinder to realize the flexible of thermometric core body measurement end, cut-out is installed in protection sleeve pipe side wall
Cylinder, cut-out cylinder push-rod are arranged in protection sleeve pipe, and push rod end is provided with cutting device.
Moreover, described flange one end connection protection sleeve pipe, flange other end connection water cold sleeve, the water cold sleeve side
Water inlet is formed with, the water cold sleeve opposite side is formed with delivery port, and thermometric core body passes through water cold sleeve, and the measurement end of thermometric core body exists
In the presence of telescopic cylinder push rod expanding-contracting action is realized in water cold sleeve openend.
Moreover, the first graphite grazing set is installed in described water cold sleeve, thermometric core body and the first graphite grazing set
Realization is slidingly sealed.
Moreover, described telescopic cylinder is supplied by nitrogen.
Moreover, it is fixed with the second graphite grazing set, thermometric core body and the second stone on flange in described protection sleeve pipe
Black sealing shroud is realized and is slidingly sealed.
Moreover, described cutting device blocks thermometric core body when cutting off cylinder action, and protection sleeve pipe is isolated into two
Individual space.
Moreover, described cutting device is the cutting knife of two cooperations.
Moreover, described cut-out cylinder is times strength cylinder.
It is a kind of to have from the application for protecting the Telescopic thermocouple of cutting function in gasification furnace.
The advantages of the utility model and have the beneficial effect that：
1st, this have from protect cutting function Telescopic thermocouple, including thermometric core body, terminal box, protection sleeve pipe and
Flange, terminal box are connected in the side wall of protection sleeve pipe, and it connects telescopic cylinder, the protection sleeve pipe other end in protection sleeve pipe one end
Coaxially connected flange, the push rod of telescopic cylinder are co-axially located in protection sleeve pipe, the terminals connection terminal box of thermometric core body, are surveyed
The measurement end of warm core body passes through flange, keeps being slidingly sealed between thermometric core body and flange, the thermometric core body in protection sleeve pipe
It is fixed with the push rod of telescopic cylinder to realize the flexible of thermometric core body measurement end, cut-out is installed in protection sleeve pipe side wall
Cylinder, cut-out cylinder push-rod are arranged in protection sleeve pipe, and push rod end is provided with cutting device, is to be used for gasification furnace temperature-rise period
In preheating thermocouple, that is, be responsible for by furnace temperature from normal temperature rise to 1010 DEG C during used thermocouple, after heating, with stretching
Contracting executing agency exits high temperature measurement region, and when heating is needed again, then row extends into measurement zone.The product coordinates water cooling
The cooling down of chuck, substantially increase its service life.
2nd, this has is mounted with cutting device from the protection sleeve pipe of the Telescopic thermocouple of protection cutting function, works as detection
When being leaked to high temperature and high pressure gas, cutting device can actively cut off path, and favourable has ensured equipment safety in utilization.
3rd, Telescopic thermocouple of the sheet with protection cutting function certainly is simple in construction, design science is reasonable, easy for installation,
Realize scalable under HTHP strong corrosive environment, extend service life while to improve measurement accuracy, reducing makes
Use cost.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model (measurement end stretching state diagram)；
Fig. 2 is structural representation of the present utility model (measurement end retracted mode figure)；
Fig. 3 is structural representation of the present utility model (measurement end state diagram to be measured)；
Embodiment
Below by specific embodiment, the utility model is described in further detail, following examples be it is descriptive, no
It is limited, it is impossible to which the scope of protection of the utility model is limited with this.
It is a kind of to have from the Telescopic thermocouple for protecting cutting function, including thermometric core body 10, terminal box 13, protective case
Pipe and flange 6, the degree of protection IP67 of terminal box, the CT6 of explosive-proof grade Exia II, electric interfaces NPT1/2 (F), material are stainless
Steel, terminal box are connected in the side wall of protection sleeve pipe, and it connects telescopic cylinder 1 in protection sleeve pipe one end, and telescopic cylinder is by nitrogen
Supply.Source of the gas drive cylinder executing agency, nitrogen pressure 0.7MPa (g)/38 DEG C are used as using high pressure nitrogen.The protection sleeve pipe other end
Coaxially connected flange, the push rod 2 of telescopic cylinder are co-axially located in protection sleeve pipe, and the terminals 3 of thermometric core body connect terminal box,
The measurement end of thermometric core body passes through flange, keeps being slidingly sealed between thermometric core body and flange, the thermometric core in protection sleeve pipe
The push rod of body and telescopic cylinder is fixed to realize the flexible of thermometric core body measurement end, is provided with and is cut in protection sleeve pipe side wall
Die cylinder 12, cut-out cylinder is times strength cylinder.Cut-out cylinder push-rod is arranged in protection sleeve pipe, and push rod end, which is provided with, blocks dress
Put 4.Described flange one end connection protection sleeve pipe, flange other end connection water cold sleeve 7, the water cold sleeve side is formed with into water
Mouth 11, the water cold sleeve opposite side is formed with delivery port, and thermometric core body passes through water cold sleeve, and the measurement end of thermometric core body is in flexible gas
In the presence of cylinder push rod expanding-contracting action is realized in water cold sleeve openend 9.First graphite is installed in described water cold sleeve
Sealing shroud 8, thermometric core body are slidingly sealed with the set realization of the first graphite grazing.It is fixed with flange in described protection sleeve pipe
Second graphite grazing set 5, thermometric core body are slidingly sealed with the set realization of the second graphite grazing.Cutting device is when cutting off cylinder action
Thermometric core body is blocked, and protection sleeve pipe is isolated into two spaces.Cutting device is the cutting knife of two cooperations.Thermometric core body is single
Branch formula K-type armouring core body, industrial 1 class precision, diameter of phi 6mm, material molybdenum tube alloy.
It is a kind of to have from the application for protecting the Telescopic thermocouple of cutting function in gasification furnace, Telescopic thermocouple tool
Standby following performance：
Material selected by high temperature resistant, protection sleeve pipe and core element needs that 1100 DEG C of high temperature can be born；
It is high pressure resistant, by design specification book requirement, operating pressure 4.27MPa；
Corrosion-resistant, the material selected by protection sleeve pipe needs that high temperature reduction corrosion can be resisted；
Scalable, whole product structure has retractable, to realize ± the 150mm's (i.e. 300mm) of working condition requirement
Length adjustment；
Assembly, a whole set of products are combined by multiple units, complete thermometric, pressure-bearing, length adjustment, sealing detection jointly
Etc. function.
Exemplary description is done to the utility model above, it should explanation, do not departing from core of the present utility model
In the case of the heart, any simple deformation, modification or other skilled in the art can not spend creative work etc.
The scope of protection of the utility model is each fallen within replacing.
Claims (8)
1. a kind of have from the Telescopic thermocouple for protecting cutting function, including thermometric core body, terminal box, protection sleeve pipe and method
Orchid, terminal box are connected in the side wall of protection sleeve pipe, it is characterised in that：Telescopic cylinder, protective case are connected in protection sleeve pipe one end
The coaxially connected flange of the pipe other end, the push rod of telescopic cylinder are co-axially located in protection sleeve pipe, the terminals connection of thermometric core body
Terminal box, the measurement end of thermometric core body pass through flange, keep being slidingly sealed between thermometric core body and flange, in protection sleeve pipe
The push rod of thermometric core body and telescopic cylinder is fixed to realize the flexible of thermometric core body measurement end, is pacified in protection sleeve pipe side wall
Equipped with cut-out cylinder, cut-out cylinder push-rod is arranged in protection sleeve pipe, and push rod end is provided with cutting device.
2. according to claim 1 have from the Telescopic thermocouple for protecting cutting function, it is characterised in that：Described method
Blue one end connects protection sleeve pipe, flange other end connection water cold sleeve, and the water cold sleeve side is formed with water inlet, the water cold sleeve
Opposite side is formed with delivery port, and thermometric core body passes through water cold sleeve, and the measurement end of thermometric core body is in the presence of telescopic cylinder push rod
Expanding-contracting action is realized in water cold sleeve openend.
3. according to claim 2 have from the Telescopic thermocouple for protecting cutting function, it is characterised in that：Described
First graphite grazing set is installed, thermometric core body is slidingly sealed with the set realization of the first graphite grazing in water cold sleeve.
4. according to claim 1 have from the Telescopic thermocouple for protecting cutting function, it is characterised in that：Described stretches
Contracting cylinder is supplied by nitrogen.
5. according to claim 1 have from the Telescopic thermocouple for protecting cutting function, it is characterised in that：Described
The second graphite grazing set is fixed with flange in protection sleeve pipe, thermometric core body is slidingly sealed with the set realization of the second graphite grazing.
6. according to claim 1 have from the Telescopic thermocouple for protecting cutting function, it is characterised in that：Described cuts
Disconnected device blocks thermometric core body when cutting off cylinder action, and protection sleeve pipe is isolated into two spaces.
7. according to claim 1 have from the Telescopic thermocouple for protecting cutting function, it is characterised in that：Described
Cutting device is the cutting knife of two cooperations.
8. according to claim 1 have from the Telescopic thermocouple for protecting cutting function, it is characterised in that：Described cuts
Cylinder of dying is times strength cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621134398.9U CN207180895U (en) | 2016-10-18 | 2016-10-18 | With the Telescopic thermocouple from protection cutting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621134398.9U CN207180895U (en) | 2016-10-18 | 2016-10-18 | With the Telescopic thermocouple from protection cutting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207180895U true CN207180895U (en) | 2018-04-03 |
Family
ID=61731877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621134398.9U Active CN207180895U (en) | 2016-10-18 | 2016-10-18 | With the Telescopic thermocouple from protection cutting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207180895U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106568517A (en) * | 2016-10-18 | 2017-04-19 | 天津市中环温度仪表有限公司 | Retractable thermocouple having self-protection cut-off function |
| CN114199393A (en) * | 2021-11-29 | 2022-03-18 | 北京航化节能环保技术有限公司 | Temperature measuring device under bad working condition |
-
2016
- 2016-10-18 CN CN201621134398.9U patent/CN207180895U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106568517A (en) * | 2016-10-18 | 2017-04-19 | 天津市中环温度仪表有限公司 | Retractable thermocouple having self-protection cut-off function |
| CN114199393A (en) * | 2021-11-29 | 2022-03-18 | 北京航化节能环保技术有限公司 | Temperature measuring device under bad working condition |
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