CN202092842U - Sleeve monitoring device - Google Patents

Sleeve monitoring device Download PDF

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Publication number
CN202092842U
CN202092842U CN 201120142866 CN201120142866U CN202092842U CN 202092842 U CN202092842 U CN 202092842U CN 201120142866 CN201120142866 CN 201120142866 CN 201120142866 U CN201120142866 U CN 201120142866U CN 202092842 U CN202092842 U CN 202092842U
Authority
CN
China
Prior art keywords
sleeve pipe
monitoring device
pressure
casing monitoring
casing
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.)
Expired - Lifetime
Application number
CN 201120142866
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Chinese (zh)
Inventor
赵振秋
孙祝
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Shenhua Coal to Liquid Chemical Co Ltd
Shenhua Group Corp Ltd
Ordos Coal to Liquid Branch of China Shenhua Coal to Liquid Chemical Co Ltd
Original Assignee
China Shenhua Coal to Liquid Chemical Co Ltd
Shenhua Group Corp Ltd
Ordos Coal to Liquid Branch of China Shenhua Coal to Liquid Chemical Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Shenhua Coal to Liquid Chemical Co Ltd, Shenhua Group Corp Ltd, Ordos Coal to Liquid Branch of China Shenhua Coal to Liquid Chemical Co Ltd filed Critical China Shenhua Coal to Liquid Chemical Co Ltd
Priority to CN 201120142866 priority Critical patent/CN202092842U/en
Application granted granted Critical
Publication of CN202092842U publication Critical patent/CN202092842U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model provides a sleeve monitoring device which includes a sleeve (6) and a pressure transmitter (4). The pressure transmitter (4) is sealedly connected with the sleeve (6) via an opening (61) which is arranged in the sleeve (6). The sleeve monitoring device may also include an alarm system (8) which is connected with the pressure transmitter (4). The sleeve monitoring device is simple in structure, convenient to maintain, and high in security, and can monitor the pressure change in the sleeve at any moment, thus being capable of confirming the security condition of the sleeve.

Description

The casing monitoring device
Technical field
The utility model relates to a kind of casing monitoring device, is mainly used in fields such as oil, petrochemical industry and chemical industry, especially relates to the casing monitoring device on a kind of high-temperature and pressure pipeline that is used for coal chemical engineering equipment.
Background technology
In Coal Chemical Industry technology, when medium is the High Temperature High Pressure coal slurry of high solids content, use the temperature of a thermocouple measurement coal slurry medium with well usually.The sleeve pipe that is provided with avoids the coal slurry medium directly to contact with thermopair with the thermopair cover inside, prevented that effectively the coal slurry medium is directly to the infringement of thermopair.But the coal slurry medium forms certain erosion to sleeve pipe in flow process, and wear sleeve reduces the thickness of sleeve pipe gradually, at last up to worn out sleeve pipe.After casing thickness was thinned to a certain degree, in the time of can not bearing the pressure of pipe interior again, sleeve pipe will break and leak.In a single day High Temperature High Pressure temperature sleeve pipe leaks, will lead to fire disaster accident or personal injury accident, will cause plant downtime simultaneously.
The utility model content
The purpose of this utility model is to provide a kind of casing monitoring device, when casing wear breaks, can monitor the working condition of sleeve pipe in time, avoids the generation of device damage and security incident.
The utility model provides a kind of casing monitoring device, comprising: sleeve pipe, it is characterized in that this casing monitoring device also comprises pressure unit, and this pressure unit is connected with this bobbin seal by the opening that is arranged on this sleeve pipe.
According to casing monitoring device of the present utility model, wherein this pressure unit is connected with this bobbin seal by the pressure guiding pipe in the opening that inserts this sleeve pipe.
According to casing monitoring device of the present utility model, wherein between this pressure guiding pipe and this pressure unit, be connected with valve and ozzle, this pressure unit is connected with this valve via this ozzle.
According to casing monitoring device of the present utility model, wherein this valve is a valve, and this ozzle is 1/2 inch taper-thread (1/2NPT) tensimeter ozzle.
According to casing monitoring device of the present utility model, wherein this pressure unit is a pressure transducer.
According to casing monitoring device of the present utility model, wherein this casing monitoring device also comprises the warning system that is connected with this pressure unit.
According to casing monitoring device of the present utility model, wherein this warning system is a Distributed Control System (DCS), and this Distributed Control System (DCS) is a Honeywell C300 control system.
According to casing monitoring device of the present utility model, wherein in this sleeve pipe, be provided with temperature measuring equipment.
According to casing monitoring device of the present utility model, wherein this temperature measuring equipment and this sleeve pipe adopt cutting ferrule to be connected and sealed.
According to casing monitoring device of the present utility model, wherein this sleeve pipe and pressure pipeline adopt flange to be connected and sealed, and this sleeve pipe inserts in this flange and this pressure pipeline.
According to casing monitoring device of the present utility model, wherein this temperature measuring equipment contacts with the bottom of this sleeve pipe.
According to casing monitoring device of the present utility model, wherein this flange comprises upper flange and lower flange, and this lower flange and this pressure pipeline are tightly connected.
Casing monitoring apparatus structure of the present utility model is simple, easy to maintenance, safe, and the pressure that can monitor at any time in the sleeve pipe changes, thereby can determine the safety case of sleeve pipe.
By following explanation, of the present utility model other will be presented more fully with other purpose, feature and advantage.
Description of drawings
Fig. 1 is the casing monitoring schematic representation of apparatus according to embodiment 1 of the present utility model.
Fig. 2 is the casing monitoring schematic representation of apparatus according to embodiment 2 of the present utility model.
Fig. 3 is the partial enlarged drawing that the pressure unit of casing monitoring device shown in Figure 2 is connected with sleeve pipe.
Embodiment
Unless otherwise, all technology used herein and scientific terminology have the identical meanings with the utility model person of an ordinary skill in the technical field common sense.
Hereinafter, for the sake of clarity, adopt specific embodiment that the utility model is described, those skilled in the art of the present technique should be appreciated that this specific embodiment is not limited to scope of the present utility model.
Casing monitoring device of the present utility model comprises: sleeve pipe 6 and pressure unit 4, this pressure unit 4 is tightly connected with this sleeve pipe 6 by the opening 61 that is arranged on this sleeve pipe 6.Sleeve pipe 6 can be the sealed tube of a pressure-bearing, can bear the pressure in the pressure pipeline 7.Opening 61 can be arranged at the top of sleeve pipe 6, is used to connect pressure unit 4.Casing monitoring apparatus structure of the present utility model is simple, easy to maintenance, safe, and the pressure that can monitor at any time in the sleeve pipe changes, thereby can determine the safety case of sleeve pipe.
According to casing monitoring device of the present utility model, wherein pressure unit 4 is tightly connected with sleeve pipe 6 by the pressure guiding pipe 3 in the opening 61 that inserts sleeve pipe 6.Be connected with valve 11 and ozzle 12 between this pressure guiding pipe 3 and this pressure unit 4, pressure unit 4 is connected with valve 11 via ozzle 12.Replacedly, the pressure guiding pipe in the opening 61 of this pressure unit 4 by inserting this sleeve pipe 63, valve 11 and 1/2NPT tensimeter ozzle 12 are tightly connected with this sleeve pipe 6.Pressure unit 4 can directly be installed to tensimeter ozzle 12.Pressure guiding pipe 3 can adopt with sleeve pipe 6 identical materials and make.Pressure unit 4 is used to measure the pressure in the sleeve pipe, thereby determines the safety case of sleeve pipe.
According to casing monitoring device of the present utility model, wherein this casing monitoring device can also comprise warning system 8 (not shown) that are connected with this pressure unit 4.When the pressure in the sleeve pipe 6 that pressure unit 4 is measured during greater than setting value, thereby warning system 8 starts warning in time.This warning system 8 can be Distributed Control System (DCS) DCS, and this Distributed Control System (DCS) DCS can be Honeywell C300 control system.
According to casing monitoring device of the present utility model, can in this sleeve pipe 6, be provided with temperature measuring equipment 1.When medium flowed in pressure pipeline 7, the conduction of the wall by sleeve pipe 6 can utilize the temperature in the temperature measuring equipment 1 gaging pressure pipeline 7.Temperature measuring equipment 1 can be thermopair.This temperature measuring equipment 1 can adopt cutting ferrule 2 to be connected and sealed with this sleeve pipe 6, and temperature measuring equipment 1 is fixed in this sleeve pipe 6.This temperature measuring equipment 1 should contact with the bottom of this sleeve pipe 6 as much as possible, thus the temperature as far as possible exactly in the gaging pressure pipeline 7.
According to casing monitoring device of the present utility model, this sleeve pipe 6 can adopt flange 5 to be connected and sealed with pressure pipeline 7, and this sleeve pipe 6 inserts in this flange 5 and this pressure pipeline 7.Wherein this flange 5 can comprise upper flange 51 and lower flange 52, and this lower flange 52 is tightly connected with this pressure pipeline 7.Wherein, flange 5 can adopt welding carry out sealing and fixing with the sleeve pipe 6 that inserts in the flange 5, lower flange 52 can seal welding on pressure pipeline 7, and can adopt octangonal ring that upper flange 51 and lower flange 52 usefulness bolt seal are fixed.The degree of depth that sleeve pipe 6 inserts pressure pipelines 7 can be 1/3 to 1/2 of the diameter of pressure pipeline 7.
When sleeve pipe 6 broke, medium such as coal slurry directly entered in the sleeve pipe 6, transferred the pressure to pressure unit 4, according to the pressure measurements of pressure unit 4 can monitoring sleeve 6 working condition.After sleeve pipe 6 is worn out by medium such as coal slurry, shows that by the pressure of observing pressure unit 4 pressure that can monitor at any time in the sleeve pipe 6 change, thereby determine the safety case of sleeve pipe 6.If the pressure in the sleeve pipe of measuring by pressure unit 46 is greater than setting value, thereby then warning system 8 starts in time and reports to the police.
Embodiment 1
Fig. 1 is the casing monitoring schematic representation of apparatus of the coal slurry pipeline that is used for the DCL/Direct coal liquefaction device 7 of embodiment 1.This casing monitoring device comprises thermopair 1, cutting ferrule 2, pressure guiding pipe 3, pressure unit 4, flange 5, sleeve pipe 6 etc.As shown in Figure 1, an opening 61 is set, in the opening 61 of sleeve pipe 6, inserts pressure guiding pipe 3 on the top of sleeve pipe 6.Pressure unit 4 direct insertions in the pressure guiding pipe 3 and with sleeve pipe 6 are tightly connected, are used to measure the pressure in the sleeve pipe 6.Thermopair 1 inserts the inside of sleeve pipe 6 and contacts with the bottom of sleeve pipe 6, is used to measure the temperature in the coal slurry pipeline 7.Thermopair 1 is connected and sealed with sleeve pipe 6 usefulness cutting ferrules 2.Sleeve pipe 6 insert in flanges 5 and the coal slurry pipeline 7 and seal welding on coal slurry pipeline 7, the outer wall of sleeve pipe 6 is contacted with medium, wherein, upper flange 51 and lower flange 52 usefulness octangonal rings seal.The pressure that utilizes this casing monitoring device can monitor at any time in the sleeve pipe 6 changes, thereby can determine the safety case of sleeve pipe.
Embodiment 2
Fig. 2 is the casing monitoring schematic representation of apparatus of the coal slurry pipeline that is used for the DCL/Direct coal liquefaction device 7 of embodiment 2.This casing monitoring device comprises thermopair 1, cutting ferrule 2, pressure guiding pipe 3, pressure unit 4, flange 5, sleeve pipe 6 etc.The temperature of coal slurry pipeline 7 is 400 ℃, and pressure is 21MPa.Fig. 3 is the partial enlarged drawing that the pressure unit 4 of casing monitoring device shown in Figure 2 is connected with sleeve pipe 6.As shown in Figures 2 and 3, on the top of sleeve pipe 6 opening 61 is set, also welding is fixing to insert pressure guiding pipe 3 in the opening 61 of sleeve pipe 6, simultaneously at pressure guiding pipe 3 outsides valve 11 of welding and a 1/2NPT tensimeter ozzle 12.Pressure unit 4 directly is installed to tensimeter ozzle 12, thereby realizes being tightly connected, be used to measure the pressure in the sleeve pipe 6 with sleeve pipe 6.The inside that thermopair 1 inserts sleeve pipe 6 is used to measure the temperature in the coal slurry pipeline 7.Thermopair 1 is connected and sealed with sleeve pipe 6 usefulness cutting ferrules 2.Sleeve pipe 6 insert in flanges 5 and the coal slurry pipeline 7 and seal welding on coal slurry pipeline 7, the outer wall of sleeve pipe 6 is contacted with medium, wherein, upper flange 51 and lower flange 52 usefulness octangonal rings seal.The pressure that utilizes this casing monitoring device can monitor at any time in the sleeve pipe 6 changes, thereby can determine the safety case of sleeve pipe.
Embodiment 3
The casing monitoring device that is used for coal slurry pipeline 7 according to the utility model embodiment 3 comprises thermopair 1, cutting ferrule 2, pressure guiding pipe 3, pressure transducer 4, flange 5, sleeve pipe 6 and Distributed Control System (DCS) (DCS) 8 etc.On the top of sleeve pipe 6 opening 61 is set, also welding is fixing to insert pressure guiding pipe 3 in the opening 61 of sleeve pipe 6, simultaneously at pressure guiding pipe 3 outsides valve 11 of welding and a 1/2NPT tensimeter ozzle 12.Pressure transducer 4 directly is installed to tensimeter ozzle 12, thereby realizes being tightly connected, be used to measure the pressure in the sleeve pipe 6 with sleeve pipe 6.Pressure transducer 4 can be connected with Distributed Control System (DCS) 8 (not shown) to introduce the signal of pressure transducer 4, is used in time reporting to the police when sleeve pipe 6 breaks.The inside that thermopair 1 inserts sleeve pipe 6 is used to measure the temperature in the coal slurry pipeline 7.Thermopair 1 is connected and sealed with sleeve pipe 6 usefulness cutting ferrules 2.Sleeve pipe 6 insert in flanges 5 and the coal slurry pipeline 7 and seal welding on coal slurry pipeline 7, the outer wall of sleeve pipe 6 is contacted with medium, wherein, upper flange 51 and lower flange 52 usefulness octangonal rings seal.The pressure that utilize this casing monitoring device can monitor at any time in the sleeve pipe 6 change, and when sleeve pipe 6 breaks when causing pressure in the sleeve pipe 6 that pressure transducer 4 measures greater than setting value, Distributed Control System (DCS) 8 can in time be reported to the police.
Though described spirit of the present utility model in detail with reference to specific embodiment, these embodiments only are used for illustrative purposes and should not limit the utility model.Should be appreciated that under the situation that does not deviate from scope and spirit of the present utility model those skilled in the art can change or change these embodiments.

Claims (10)

1. casing monitoring device comprises: sleeve pipe (6), it is characterized in that described casing monitoring device also comprises pressure unit (4), and described pressure unit (4) is tightly connected with described sleeve pipe (6) by the opening (61) that is arranged on the described sleeve pipe (6).
2. casing monitoring device according to claim 1, wherein, described pressure unit (4) is tightly connected by pressure guiding pipe (3) in the opening (61) that inserts described sleeve pipe (6) and described sleeve pipe (6).
3. casing monitoring device according to claim 2, wherein, be connected with valve (11) and ozzle (12) between described pressure guiding pipe (3) and described pressure unit (4), described pressure unit (4) is connected with described valve (11) via described ozzle (12).
4. casing monitoring device according to claim 3, wherein, described ozzle (12) is 1/2 inch taper-thread tensimeter ozzle.
5. casing monitoring device according to claim 1, wherein, described pressure unit (4) is a pressure transducer.
6. casing monitoring device according to claim 1, wherein, described casing monitoring device also comprises the warning system (8) that is connected with described pressure unit (4).
7. casing monitoring device according to claim 6, wherein, described warning system (8) is a Distributed Control System (DCS).
8. casing monitoring device according to claim 1 wherein, is provided with temperature measuring equipment (1) in described sleeve pipe (6).
9. casing monitoring device according to claim 8, wherein, described temperature measuring equipment (1) adopts cutting ferrule (2) to be connected and sealed with described sleeve pipe (6).
10. casing monitoring device according to claim 1, wherein, described sleeve pipe (6) adopts flange (5) to be connected and sealed with pressure pipeline (7), and described sleeve pipe (6) inserts in described flange (5) and the described pressure pipeline (7).
CN 201120142866 2011-05-06 2011-05-06 Sleeve monitoring device Expired - Lifetime CN202092842U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201120142866 CN202092842U (en) 2011-05-06 2011-05-06 Sleeve monitoring device

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Application Number Priority Date Filing Date Title
CN 201120142866 CN202092842U (en) 2011-05-06 2011-05-06 Sleeve monitoring device

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CN202092842U true CN202092842U (en) 2011-12-28

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103076106A (en) * 2013-01-11 2013-05-01 浙江伦特机电有限公司 High-pressure multi-point flexible thermocouple with leakage detector
CN103575417A (en) * 2012-08-10 2014-02-12 贵阳铝镁设计研究院有限公司 Method and device for measuring temperature of dissolving out tank in process of preparing aluminium oxide from coal ash by using acid process
CN103954371A (en) * 2014-04-11 2014-07-30 中冶南方工程技术有限公司 Early warning method for damage to thermocouple protection device and thermocouple temperature monitor
CN105067190A (en) * 2015-07-31 2015-11-18 威特龙消防安全集团股份公司 Coal dust transmission pipeline leakage early warning detection method
CN106644313A (en) * 2016-12-27 2017-05-10 浙江理工大学 Flow corrosion leakage detection and risk assessment control method for reaction effluent air cooler
CN113390469A (en) * 2021-08-16 2021-09-14 南通麦西计量科技有限公司 From warm instrument for pressure monitoring of reporting to police

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103575417A (en) * 2012-08-10 2014-02-12 贵阳铝镁设计研究院有限公司 Method and device for measuring temperature of dissolving out tank in process of preparing aluminium oxide from coal ash by using acid process
CN103076106A (en) * 2013-01-11 2013-05-01 浙江伦特机电有限公司 High-pressure multi-point flexible thermocouple with leakage detector
CN103954371A (en) * 2014-04-11 2014-07-30 中冶南方工程技术有限公司 Early warning method for damage to thermocouple protection device and thermocouple temperature monitor
CN103954371B (en) * 2014-04-11 2017-10-13 中冶南方工程技术有限公司 Method for early warning and electric thermo-couple temperature monitor that electric thermo-couple protector is damaged
CN105067190A (en) * 2015-07-31 2015-11-18 威特龙消防安全集团股份公司 Coal dust transmission pipeline leakage early warning detection method
CN106644313A (en) * 2016-12-27 2017-05-10 浙江理工大学 Flow corrosion leakage detection and risk assessment control method for reaction effluent air cooler
CN106644313B (en) * 2016-12-27 2018-09-07 浙江理工大学 reaction effluent air cooler flow corrosion leak detection and risk assessment control method
CN113390469A (en) * 2021-08-16 2021-09-14 南通麦西计量科技有限公司 From warm instrument for pressure monitoring of reporting to police
CN113390469B (en) * 2021-08-16 2021-11-05 南通麦西计量科技有限公司 From warm instrument for pressure monitoring of reporting to police

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CX01 Expiry of patent term

Granted publication date: 20111228

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