CN205048744U - Super temperature deformation precaution device is prevented to oil field heating furnace firetube - Google Patents
Super temperature deformation precaution device is prevented to oil field heating furnace firetube Download PDFInfo
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- CN205048744U CN205048744U CN201520761800.5U CN201520761800U CN205048744U CN 205048744 U CN205048744 U CN 205048744U CN 201520761800 U CN201520761800 U CN 201520761800U CN 205048744 U CN205048744 U CN 205048744U
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- heating furnace
- oil field
- thermocouple
- field heating
- displacement
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Abstract
The utility model provides a super temperature deformation precaution device is prevented to oil field heating furnace firetube, it belongs to early warning detection device technical field, it including set up camera on the fire hole is seen to the combustor, video presentation system, it is still including setting up integrative installation head of temperature measurement displacement and the analysis alarm system in stove fire outside of tubes layer water side, the integrative installation head of temperature measurement displacement including thermocouple subassembly and the displacement sensor subassembly of parallel arrangement in a separation sleeve, assay alarm system include that one can be realized temperature test logic analysis and relatively programmable controller as a result, programmable controller is connected with a governing valve and an alarm of controlling the gas flow, thermocouple subassembly and displacement sensor subassembly be connected with programmable controller through the extension line respectively. The utility model discloses the temperature of detection that can be accurate fire section of thick bamboo steel sheet with detect the deflection, simultaneously when the deformation of fire section of thick bamboo steel sheet surpasss the security range value, can also in time utilize report to the police suggestion, reduced safety accident's emergence of alarm.
Description
Technical field:
The utility model relates to a kind of oil field heating furnace fire tube anti-overtemperature deformation precaution device, and it belongs to detection technique field, prevents the early warning checkout gear of overtemperature deformation especially for oil field heating furnace fire tube.
Background technology:
In order to ensure the safety of oil field heating furnace fire tube, need to detect fire tube steel billet temperature at any time.In prior art, main detection method is contact measurement method, both detection original paper mounting head was directly welded on heating furnace fire tube steel plate, thermometric original paper is inserted in mounting head, and the extended line of thermometric original paper is guided to outside stove by pool body of heater flange.This contact detection method can detect the true temperature of steel plate, but if run into special circumstances, as this type of situation of heating furnace fire tube steel plate deformed, just has no idea to realize detecting accurately.Because as short time excess load or urgent blowing out just may make steel plate deformed, and when producing this distortion, the size of its deflection cannot be determined.If deflection increases gradually, fire tube will damage, and not only affects production, also may cause security incident.Therefore, existing contact measurement subtraction unit cannot ensure that the accuracy of detection can not be reported to the police in advance when heating furnace fire tube produces distortion completely, effectively stops potential safety hazard.
Summary of the invention:
The purpose of this utility model is to provide a kind of temperature, steel plate deformed amount and Real Time Observation fire tube state that namely can detect fiery cylinder steel plate accurately to carry out the oil field heating furnace fire tube anti-overtemperature deformation precaution device of early warning.
The purpose of this utility model is achieved in that
A kind of oil field heating furnace fire tube anti-overtemperature deformation precaution device, it comprises the camera be arranged on burner flame-observing hole, video display system, it also comprises the thermometric displacement one mounting head that is arranged on stove fire outer tube layer water side and analyze warning system; Described thermometric displacement one mounting head comprises and is set in parallel in thermocouple assembly in a separation sleeve and displacement sensor component, and described thermocouple assembly and displacement sensor component are provided with the sealing device for shutoff thermocouple assembly and displacement sensor component; Described separation sleeve is placed on the boiler tube fire cylinder steel plate of stove fire outer tube layer water side; Described analysis warning system comprises a Programmable Logic Controller that can realize temperature test result logic analysis and compare, and described Programmable Logic Controller is connected with a control valve controlling gas flow and an alarm; Described Programmable Logic Controller is fixed on body of heater flange by an adapter sleeve; Described thermocouple assembly is connected with Programmable Logic Controller respectively by extended line with displacement sensor component.
Described thermocouple assembly comprises thermocouple and the thermocouple sheath for stationary heat galvanic couple; Described displacement sensor component comprises displacement transducer and displacement transducer sleeve pipe; Described sealing device is separately positioned on the top of thermocouple sheath and displacement transducer sleeve pipe.
Described sealing device comprises cutting ferrule and the cutting ferrule nut for shutoff cutting ferrule; Described cutting ferrule is placed in the top of thermocouple sheath and displacement transducer sleeve pipe respectively.
Described thermocouple sheath and displacement transducer sleeve pipe are the sleeve pipe of circular tube structure, and the top of the sleeve pipe of described circular tube structure is provided with the horn-like mouth of pipe; Described cutting ferrule is the cutting ferrule of frustum cone structure.
Described adapter sleeve is fixedly connected with an explosion-proof tank, and described Programmable Logic Controller is placed in explosion-proof tank.
Described Programmable Logic Controller also connects a color touch screen.
Described thermocouple assembly is connected with Programmable Logic Controller with adapter sleeve through body of heater flange with the extended line of displacement sensor component.
Described extended line and body of heater flange are provided with hermetic collar and hollow bolt carries out both sides sealing.
Described thermocouple sheath, displacement transducer sleeve pipe material are carbon structural steels Q235A.
The material of described cutting ferrule is brass H68.
Namely the utility model can detect the temperature of fiery cylinder steel plate accurately, also deflection can be detected, and temperature and displacement data are shown intuitively accurately, by video display system Real Time Observation fire tube state, again by the timely regulating gas amount of control and regulation valve of gas flow, simultaneously when fiery cylinder steel plate deformed exceeds safe range value, alarm can also be utilized in time to carry out alarm, reduce the generation of security incident.
Accompanying drawing illustrates:
Fig. 1 is overall structure schematic diagram of the present utility model
Fig. 2 is the structural representation of the utility model thermometric displacement one mounting head.
Fig. 3 is the utility model thermometric displacement one mounting head and fiery cylinder steel sheet connection structure schematic diagram.
Fig. 4 is the structural representation of cutting ferrule of the present utility model
Fig. 5 is the package assembly schematic diagram of body of heater flange, adapter sleeve and explosion-proof tank in the utility model embodiment 2.
Detailed description of the invention:
Below in conjunction with accompanying drawing 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the utility model is further detailed:
Embodiment 1, as shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4:
In the present embodiment, the utility model it comprise the camera S, the video display system XSQ that are arranged on burner flame-observing hole.Described camera S and video display system XSQ all can adopt product of the prior art.
In order to realize the purpose of this utility model, also comprise at it the thermometric displacement one mounting head A and analysis warning system that are arranged on stove fire outer tube layer water side.
Described thermometric displacement one mounting head A comprises and is set in parallel in thermocouple assembly in a separation sleeve 7 and displacement sensor component, and described thermocouple assembly and displacement sensor component are all arranged by the sealing device for shutoff thermocouple assembly and displacement sensor component.In order to make the thermocouple assembly in the utility model and displacement sensor component can be welded direct to easily on boiler tube fire cylinder steel plate, described thermocouple assembly comprises thermocouple 1 and the thermocouple sheath 3 for stationary heat galvanic couple; Described displacement sensor component comprises displacement transducer 2 and displacement transducer sleeve pipe 4.Because the thermocouple assembly in the utility model and displacement sensor component top all need to seal, therefore described sealing device is separately positioned on the top of thermocouple sheath 3 and displacement transducer sleeve pipe 4, in the present embodiment, described sealing device comprises cutting ferrule 5 and the cutting ferrule nut 6 for shutoff cutting ferrule; Described cutting ferrule 5 is placed in the top of thermocouple sheath 3 and displacement transducer sleeve pipe 4 respectively.
Described thermocouple sheath 3 and displacement transducer sleeve pipe 4 are the sleeve pipe of circular tube structure, and the top of the sleeve pipe of described circular tube structure is provided with the horn-like mouth of pipe; Described cutting ferrule 5 is the cutting ferrule of frustum cone structure.Like this, described cutting ferrule 5 just can snap in the horn-like mouth of pipe place of sleeve pipe very closely, forms good hermetically-sealed construction.
In the present embodiment, described thermocouple sheath, displacement transducer sleeve pipe material are carbon structural steels Q235A.The material of described cutting ferrule is brass H68.
The setting of separation sleeve 7 is to thermocouple assembly and displacement sensor component are placed in a space, be isolated from the outside again.Described separation sleeve 7 is placed on the boiler tube fire cylinder steel plate B of stove fire outer tube layer water side; Described analysis warning system comprises a Programmable Logic Controller KZ that can realize temperature test result logic analysis and compare, and described Programmable Logic Controller KZ is connected with a control valve TV and alarm BQ controlling gas flow; Conveniently operation of the present utility model, described Programmable Logic Controller can also connect a color touch screen HMI.
Described Programmable Logic Controller KZ is fixed on body of heater flange FA by an adapter sleeve LA; Described thermocouple assembly is connected with Programmable Logic Controller KZ respectively by extended line 8 with displacement sensor component.In the present embodiment, described thermocouple assembly is connected with Programmable Logic Controller with adapter sleeve LA through body of heater flange FA with the extended line 8 of displacement sensor component, and body of heater flange FA is provided with hermetic collar KA to described extended line 8 and hollow bolt KO carries out both sides sealing.This ensures that there connection more stable between the extended line 8 of thermocouple assembly and displacement sensor component and Programmable Logic Controller.
In the present embodiment, described thermocouple can select WRN-K; Displacement transducer can select KD-1975; Programmable Logic Controller can select CP1E-N14-DT-D.
In the present embodiment, assembling process of the present utility model and operation principle as follows:
As shown in Figure 2: thermocouple sheath 3 one end is vertically welded on fiery cylinder steel plate B, displacement transducer sleeve pipe 4 is welded on separation sleeve 7, again displacement transducer 2 is placed in separation sleeve 7, the extended line 8 of displacement transducer 2 is drawn through displacement transducer sleeve pipe 4 through cutting ferrule nut 6 and cutting ferrule 5, and to be fixed by displacement transducer 2 by cutting ferrule nut 6 and cutting ferrule 5 and seal, thermocouple sheath 3 is welded together through separation sleeve 7 and is welded on fiery cylinder steel plate B, one end of thermocouple 1 is close on fiery cylinder steel plate B through cutting ferrule nut 6 and cutting ferrule 5, and by cutting ferrule nut 6 and cutting ferrule 5 by fastening for one end of thermocouple 1 and seal, an air barrier is formed between separation sleeve 7 and thermocouple sheath 3, such realization is from the cooling effect of outer isolated water, make that steel plate heat is break-even to be delivered on thermocouple 1, the innermost layer temperature keeping temperature thermo-coupler 1 to detect is consistent with the temperature of fiery cylinder steel plate B, thus fiery cylinder steel billet temperature instead of the fiery cylinder steel billet temperature after being cooled directly with water truly can be detected.The displacement transducer 2 that thermometric displacement one mounting head inside is arranged in addition is fixed through the distance between displacement transducer sleeve pipe 4, cutting ferrule 5 and cutting ferrule nut 6 and fiery cylinder steel plate B, when because of cause specific, as short time excess load or urgent blowing out fiery cylinder steel plate B may be made to be out of shape time, just can detect by displacement transducer 2 degree whether fiery cylinder steel plate be out of shape and be out of shape.
The extended line 8 of thermocouple 1 and displacement transducer 2 is connected to through adapter sleeve LA the Programmable Logic Controller KZ that can realize temperature test result analysis and comparison by flange FA, described Programmable Logic Controller connects control and regulation valve TV and the alarm BQ that controls gas flow, and show full detail by color touch screen HMI, by regulating TV adjustment of combustion gas flow, realize heating furnace spatial load forecasting.For ensureing the sealing property of temperature element, when the extended line of thermocouple 1 and displacement transducer 2 is by body of heater blind flange, the both sides of blind flange adopt hermetic collar KA and hollow bolt KO to seal.
The flame-observing hole of burner arranges a camera S and is screwed, and a video display system XSQ is used for video management and display, can Real Time Observation fire tube state.
Embodiment 2, as shown in Figure 5:
In order to ensure the safe handling of Programmable Logic Controller of the present utility model, described adapter sleeve LA is fixedly connected with an explosion-proof tank EX, described Programmable Logic Controller KZ is placed in explosion-proof tank EX.
Other parts of the present embodiment are identical with embodiment 1.
Claims (10)
1. an oil field heating furnace fire tube anti-overtemperature deformation precaution device, it comprises the camera (S) be arranged on burner flame-observing hole, video display system (XSQ), it is characterized in that it also comprises thermometric displacement one mounting head (A) and analysis warning system being arranged on stove fire outer tube layer water side; Described thermometric displacement one mounting head (A) comprises and is set in parallel in thermocouple assembly in a separation sleeve (7) and displacement sensor component, and described thermocouple assembly and displacement sensor component are provided with the sealing device for shutoff thermocouple assembly and displacement sensor component; Described separation sleeve (7) is placed on boiler tube fire cylinder steel plate (B) of stove fire outer tube layer water side; Described analysis warning system comprises a Programmable Logic Controller (KZ) that can realize temperature test result logic analysis and compare, and described Programmable Logic Controller (KZ) is connected with a control valve (TV) controlling gas flow and an alarm (BQ); Described Programmable Logic Controller (KZ) is fixed on body of heater flange (FA) by an adapter sleeve (LA); Described thermocouple assembly is connected with Programmable Logic Controller (KZ) respectively by extended line (8) with displacement sensor component.
2. oil field heating furnace fire tube anti-overtemperature deformation precaution device as described in claim 1, is characterized in that described thermocouple assembly comprises thermocouple (1) and the thermocouple sheath (3) for stationary heat galvanic couple; Described displacement sensor component comprises displacement transducer (2) and displacement transducer sleeve pipe (4); Described sealing device is separately positioned on the top of thermocouple sheath (3) and displacement transducer sleeve pipe (4).
3. oil field heating furnace fire tube anti-overtemperature deformation precaution device as described in claim 2, is characterized in that described sealing device comprises cutting ferrule (5) and the cutting ferrule nut (6) for shutoff cutting ferrule; Described cutting ferrule (5) is placed in the top of thermocouple sheath (3) and displacement transducer sleeve pipe (4) respectively.
4. oil field heating furnace fire tube anti-overtemperature deformation precaution device as described in claim 3, it is characterized in that described thermocouple sheath (3) and displacement transducer sleeve pipe (4) are the sleeve pipe of circular tube structure, the top of the sleeve pipe of described circular tube structure is provided with the horn-like mouth of pipe; The cutting ferrule that described cutting ferrule (5) is frustum cone structure.
5. the oil field heating furnace fire tube anti-overtemperature deformation precaution device as described in claim 1 or 2 or 3 or 4, it is characterized in that being fixedly connected with an explosion-proof tank (EX) on described adapter sleeve (LA), described Programmable Logic Controller (KZ) is placed in explosion-proof tank (EX).
6. the oil field heating furnace fire tube anti-overtemperature deformation precaution device as described in claim 1 or 2 or 3 or 4, is characterized in that described Programmable Logic Controller also connecting color touch screen (HMI).
7. the oil field heating furnace fire tube anti-overtemperature deformation precaution device as described in claim 1 or 2 or 3 or 4, is characterized in that described thermocouple assembly is connected with Programmable Logic Controller with adapter sleeve (LA) through body of heater flange (FA) with the extended line (8) of displacement sensor component.
8. oil field heating furnace fire tube anti-overtemperature deformation precaution device as described in claim 7, is characterized in that described extended line (8) and body of heater flange (FA) are provided with hermetic collar (KA) and hollow bolt (KO) carries out both sides sealing.
9. as described in claim 2 oil field heating furnace fire tube anti-overtemperature deformation precaution device, is characterized in that described thermocouple sheath, displacement transducer sleeve pipe material is carbon structural steels Q235A.
10. oil field heating furnace fire tube anti-overtemperature deformation precaution device as described in claim 3, is characterized in that the material of described cutting ferrule is brass H68.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520761800.5U CN205048744U (en) | 2015-09-29 | 2015-09-29 | Super temperature deformation precaution device is prevented to oil field heating furnace firetube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520761800.5U CN205048744U (en) | 2015-09-29 | 2015-09-29 | Super temperature deformation precaution device is prevented to oil field heating furnace firetube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205048744U true CN205048744U (en) | 2016-02-24 |
Family
ID=55342318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520761800.5U Withdrawn - After Issue CN205048744U (en) | 2015-09-29 | 2015-09-29 | Super temperature deformation precaution device is prevented to oil field heating furnace firetube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205048744U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340067A (en) * | 2017-06-22 | 2017-11-10 | 芜湖航天特种电缆厂股份有限公司 | Anti- winding wire burns out overheat protector siren |
| CN107477877A (en) * | 2017-08-17 | 2017-12-15 | 郑州朗鑫智能电子科技有限公司 | A kind of Intelligent gas water heater |
-
2015
- 2015-09-29 CN CN201520761800.5U patent/CN205048744U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340067A (en) * | 2017-06-22 | 2017-11-10 | 芜湖航天特种电缆厂股份有限公司 | Anti- winding wire burns out overheat protector siren |
| CN107477877A (en) * | 2017-08-17 | 2017-12-15 | 郑州朗鑫智能电子科技有限公司 | A kind of Intelligent gas water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160224 Effective date of abandoning: 20160824 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160224 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |