CN208313453U - A kind of thermometer erosion protection system - Google Patents
A kind of thermometer erosion protection system Download PDFInfo
- Publication number
- CN208313453U CN208313453U CN201821004853.2U CN201821004853U CN208313453U CN 208313453 U CN208313453 U CN 208313453U CN 201821004853 U CN201821004853 U CN 201821004853U CN 208313453 U CN208313453 U CN 208313453U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- cavity
- thermometer
- flange
- protection system
- 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.)
- Active
Links
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model relates to corrosive liquids technical field of temperature measurement, disclose a kind of thermometer erosion protection system, the thermometer erosion protection system of the utility model in first sleeve by being arranged second sleeve, the first cavity is formed between second sleeve and first sleeve, the second casing is arranged in first sleeve, the second cavity is formed between second casing and first sleeve, and setting is connected to the through-hole of the first cavity and the second cavity on the first mounting flange, the intracorporal air pressure of the second chamber is measured by the air gauge outside the second casing, since the second cavity and the first cavity are connected to, when the intracorporal air pressure change of the first chamber, illustrate that second sleeve is permeated, i.e. replaceable first sleeve, to avoid second sleeve from being corroded perforation, and then first sleeve and internal temperature sensor are corroded, avoid the great damage of a large amount of material leakage It becomes estranged security risk.
Description
Technical field
The utility model relates to the technical field of temperature measurement of corrosive liquids containing HF, in particular to a kind of thermometer anticorrosion
Device.
Background technique
Temperature measurement in fluorination reactor reaction process is inevitable, and it is in thermometer that temperature, which measures Normal practice,
It is arranged casing outside, then casing is put in inside reactor and is measured, due to the strong corrosive and infiltration of boundary's matter in reactor
Property, the anticorrosive work to these casings is the most important thing.Conventional thermometer boss is exactly one method of a metal hollow pipe band
Orchid, flange are connected with equipment nozzle, the temperature sensors such as metal tube interpolation thermal resistance or thermocouple, the long anti-corrosion measure seen
It is to be sintered using alloy material or on metal tube PTFE, therefore, as long as conventional thermometer boss damages, the height containing HF
Warm material can directly be leaked out from the place of damage and Quick-gasifying, and is blocked without valve etc., work on the spot
Personnel can be very dangerous.
Utility model content
In view of the deficiencies of the prior art, the utility model aim is to provide a kind of temperature for effectively avoiding the material leakage containing HF
Degree meter erosion protection system.
A kind of thermometer erosion protection system comprising the first sleeve and the first fixation being sheathed on temperature sensor
Orchid, the first mounting flange are equipped with first flange face and second flange face, the opening of the first sleeve and the first flange face
It is tightly connected, second sleeve is arranged in the first sleeve, the opening of the second sleeve and the first flange face seal
Connection, forms the first cavity, is also arranged with first sleeve on the temperature sensor between the second sleeve and first sleeve
With the second mounting flange, the both ends of second casing are tightly connected with first flange face and the second mounting flange respectively, described
The second casing is arranged in first sleeve, the both ends of second casing are sealed with second flange face and the second mounting flange respectively
Connection, forms the second cavity between second casing and first sleeve, first mounting flange is equipped with through described the
For one flange face to the through-hole in second flange face, the both ends of the through-hole are respectively communicated with first cavity and second cavity,
Second casing is externally provided with air gauge, and the barometric barometric end is set in second cavity.
The opening of the second sleeve is equipped with as a further improvement of the utility model, seals with the first flange face
Sealing ring.
The sealing ring and second sleeve are integrally formed as a further improvement of the utility model,.
Seal washer is equipped between the sealing ring and first flange face as a further improvement of the utility model,.
Valve is installed between the air gauge and the second casing as a further improvement of the utility model,.
The first sleeve is equipped with PTFE layers as a further improvement of the utility model,.
The second sleeve is equipped with PTFE layers as a further improvement of the utility model,.
PFA is equipped on first mounting flange and the second mounting flange as a further improvement of the utility model,
Layer.
The utility model has the beneficial effects that
The thermometer erosion protection system of the utility model in first sleeve by being arranged second sleeve, second sleeve and the
The first cavity is formed between one sleeve, the second casing is arranged in first sleeve, and is formed between the second casing and first sleeve
Two cavitys, and setting is connected to the through-hole of the first cavity and the second cavity on the first mounting flange, passes through the gas outside the second casing
Table is pressed to measure the intracorporal air pressure of the second chamber, since the second cavity and the first cavity are connected to, when the intracorporal air pressure change of the first chamber,
Illustrate that second sleeve is permeated, i.e., replaceable first sleeve, to avoid second sleeve from being corroded perforation, and then to first set
Cylinder and internal temperature sensor are corroded, and the heavy losses of a large amount of material leakage and casualties are avoided.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and being implemented in accordance with the contents of the specification, and in order to allow the above and other purpose, feature of the utility model
It can be more clearly understood with advantage, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of thermometer erosion protection system in the utility model embodiment.
Description of symbols: 100, reactor；10, temperature sensor；20, terminal box；30, first sleeve；40, the first fixation
It is blue；50, second sleeve；51, sealing ring；60, first sleeve；70, the second mounting flange；80, the second casing；90, air gauge；
91, valve.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art
The utility model may be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
As shown in Figure 1, being applied to temperature for the thermometer erosion protection system in the utility model embodiment and being higher than room temperature
The fluorination reactor containing HF and liquid chlorine, including 1,1,1,3,3- pentafluoropropane, trans- 3,3,3- tri- fluoro- chloro- 1- propylene of 1- etc.
Related system.The thermometer erosion protection system includes the first sleeve 30 being sheathed on temperature sensor 10 and the first mounting flange
40, the first mounting flange 40 is equipped with first flange face and second flange face, the opening of first sleeve 30 and above-mentioned first flange face
It is tightly connected, second sleeve 50 is arranged in first sleeve 30, the opening of second sleeve 50 is also sealed with above-mentioned first flange face
Connection, the opening of second sleeve 50 are equipped with the sealing ring 52 sealed with above-mentioned first flange face, sealing ring 52 and second sleeve 50
It is integrally formed, seal washer is equipped between sealing ring 52 and above-mentioned first flange face, between second sleeve 50 and first sleeve 30
The first cavity 51 is formed, first sleeve 60 and the second mounting flange 70 are also arranged on temperature sensor 10, first sleeve 60
Both ends are tightly connected with above-mentioned second flange face and the second mounting flange 70 respectively, are arranged with the second casing in first sleeve 60
80, the both ends of the second casing 80 are tightly connected with above-mentioned first flange face and the second mounting flange 70 respectively, the second casing 80 with
The second cavity 81 is formed between first sleeve 60, the first mounting flange 40 is equipped with through above-mentioned first flange face to above-mentioned second
The through-hole of flange face, the both ends of the through-hole are respectively communicated with the first cavity 51 and the second cavity 81, and the second casing 80 is externally provided with air pressure
The barometric end of table 90, air gauge 90 is set in the second cavity 81, is equipped with valve between air gauge 90 and the second casing 80
91。
First sleeve 30 and 50 outer wall of second sleeve are equipped with PTFE layers, the first mounting flange 40 and the second mounting flange 70
On be equipped with PFA layers.
In use, by 50 intercalation reaction device 100 of second sleeve, valve 91 is opened, passes through 90 real-time detection of air gauge the
Air pressure in two cavitys 81, when the air pressure change in the first cavity 51, is said since the second cavity 81 is connected to the first cavity 51
Bright second sleeve 50 is permeated, at this point, i.e. replaceable first sleeve 50, so that second sleeve 50 is avoided to be corroded perforation, into
And first sleeve 30 and internal temperature sensor 10 are corroded, it avoids that serious leakage accident occurs.
The utility model has the beneficial effects that
The thermometer erosion protection system of the utility model in first sleeve by being arranged second sleeve, second sleeve and the
The first cavity is formed between one sleeve, the second casing is arranged in first sleeve, and is formed between the second casing and first sleeve
Two cavitys, and setting is connected to the through-hole of the first cavity and the second cavity on the first mounting flange, passes through the gas outside the second casing
Table is pressed to measure the intracorporal air pressure of the second chamber, since the second cavity and the first cavity are connected to, when the intracorporal air pressure change of the first chamber,
Illustrate that second sleeve is permeated, i.e., replaceable first sleeve, to avoid second sleeve from being corroded perforation, and then to first set
Cylinder and internal temperature sensor are corroded, and the heavy losses of a large amount of material leakage and casualties are avoided.
Above embodiments are only preferred embodiments for fully illustrating the utility model, the guarantor of the utility model
It is without being limited thereto to protect range.Those skilled in the art made equivalent substitute or transformation on the basis of the utility model,
It is within the protection scope of the utility model.The protection scope of the utility model is subject to claims.
Claims (8)
1. a kind of thermometer erosion protection system, it is characterised in that: including the first sleeve being sheathed on temperature sensor and first
Mounting flange, the first mounting flange are equipped with first flange face and second flange face, the opening of the first sleeve and described first
Flange face sealing connects, and second sleeve, the opening of the second sleeve and the first flange are arranged in the first sleeve
Face is tightly connected, and the first cavity is formed between the second sleeve and first sleeve, and the is also arranged on the temperature sensor
Sleeve and the second mounting flange, the both ends of the first sleeve connect with second flange face and the sealing of the second mounting flange respectively
It connects, the second casing is arranged in the first sleeve, the both ends of second casing are fixed with second flange face and second respectively
Flange seal connection, forms the second cavity between second casing and first sleeve, first mounting flange is equipped with and passes through
The through-hole in the first flange face to second flange face is worn, the both ends of the through-hole are respectively communicated with first cavity and described
Two cavitys, second casing are externally provided with air gauge, and the barometric barometric end is set in second cavity.
2. thermometer erosion protection system as described in claim 1, which is characterized in that the opening of the second sleeve is equipped with and institute
State the sealing ring of first flange face sealing.
3. thermometer erosion protection system as claimed in claim 2, which is characterized in that the sealing ring and second sleeve one at
Type.
4. thermometer erosion protection system as claimed in claim 2, which is characterized in that between the sealing ring and first flange face
Equipped with seal washer.
5. thermometer erosion protection system as described in claim 1, which is characterized in that pacify between the air gauge and the second casing
Equipped with valve.
6. thermometer erosion protection system as described in claim 1, which is characterized in that the first sleeve is equipped with PTFE layers.
7. thermometer erosion protection system as described in claim 1, which is characterized in that the second sleeve is equipped with PTFE layers.
8. thermometer erosion protection system as described in claim 1, which is characterized in that first mounting flange and second is fixed
PFA layers are equipped on flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821004853.2U CN208313453U (en) | 2018-06-27 | 2018-06-27 | A kind of thermometer erosion protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821004853.2U CN208313453U (en) | 2018-06-27 | 2018-06-27 | A kind of thermometer erosion protection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208313453U true CN208313453U (en) | 2019-01-01 |
Family
ID=64717807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821004853.2U Active CN208313453U (en) | 2018-06-27 | 2018-06-27 | A kind of thermometer erosion protection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208313453U (en) |
-
2018
- 2018-06-27 CN CN201821004853.2U patent/CN208313453U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205639956U (en) | Prevent leaking chemical industry gas pipeline flange | |
| CN202947831U (en) | Water cooling pressure transducer | |
| CN110411599A (en) | Reusable contact liquid internal temperature measuring device and measurement method | |
| CN205049190U (en) | Magnetic current gauge flow tube external member | |
| CN206219669U (en) | Sacrificial anode device and water chamber structure | |
| CN208313453U (en) | A kind of thermometer erosion protection system | |
| CN204944689U (en) | A kind of high-low temperature pre-warning bimetallic system cell | |
| CN105115614A (en) | A high and low temperature early warning bimetal thermometer | |
| CN205808893U (en) | A kind of new type rubber oil resistant test device | |
| CN102103022A (en) | Device for measuring temperature of titanium tetrachloride pulp pipeline | |
| CN212779627U (en) | Double-screen protection thermocouple | |
| CN207379620U (en) | A kind of high pressure thermometric protection sleeve pipe | |
| CN204881895U (en) | Double screen protection thermocouple | |
| CN204387583U (en) | A kind of lagging with remote alarms and monitoring system | |
| CN205262235U (en) | Reducing furnace thermocouple sealing device | |
| CN206593771U (en) | Movable external screw thread bimetallic thermometer protection sleeve pipe device | |
| CN207539489U (en) | A kind of gas meter, flow meter pressure measurement connection flexible pipe | |
| CN206540448U (en) | Utilize heat transferring medium indirect heat exchange coal oven dithio-gas heat exchanger | |
| CN201318957Y (en) | Probe-type flow sensor and intelligent probe-type flowmeter comprising same | |
| CN206638351U (en) | The live displays temperature transmitter of integration | |
| JP3126387U (en) | Gas channel cutoff joint and gas meter suspension unit | |
| CN105806421B (en) | A kind of test pipeline | |
| CN105864554B (en) | A kind of pipeline expansion joint for carrying two level pressurising | |
| CN2447761Y (en) | Integral multi-point armoured thermo-couple | |
| CN204346605U (en) | A kind of explosion-proof platinum resistance thermometer sensor, |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |