CN204831595U - Digital display patch type temperature transmitter - Google Patents
Digital display patch type temperature transmitter Download PDFInfo
- Publication number
- CN204831595U CN204831595U CN201520467979.3U CN201520467979U CN204831595U CN 204831595 U CN204831595 U CN 204831595U CN 201520467979 U CN201520467979 U CN 201520467979U CN 204831595 U CN204831595 U CN 204831595U
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- Prior art keywords
- temperature transmitter
- gauge outfit
- transmitter
- numerical monitor
- sensor
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- 238000004321 preservation Methods 0.000 claims abstract description 6
- 238000009413 insulation Methods 0.000 claims description 7
- 239000011490 mineral wool Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 238000000354 decomposition reaction Methods 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 8
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000009529 body temperature measurement Methods 0.000 abstract description 2
- 238000012986 modification Methods 0.000 abstract 2
- 230000004048 modification Effects 0.000 abstract 2
- 238000010276 construction Methods 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model particularly provides a SMD temperature transmitter of digital display, including the temperature transmitter gauge outfit, the temperature transmitter gauge outfit is outer through wire connection sensor paster, and the sensor paster outside is equipped with the one deck heat preservation, and the inboard subsides of sensor paster are on defeated oil pipe line, and temperature transmitter gauge outfit lower part is provided with the changer support, installs fixing bolt on the changer support. The temperature transmitter does not need to open holes on the pipeline and weld the temperature measuring pipe nozzle in the temperature measuring process, reduces the fire operation in the construction process, reduces the fire safety hidden danger, is convenient to install, reduces the modification cost, shortens the modification time and improves the working efficiency; meanwhile, the sensor patch is not in direct contact with the measured liquid, so that the influence of the adhesion of colloidal impurities in the measured liquid on the measurement result is avoided, the service life of the sensor is prolonged, and the sensor patch is suitable for facilities with not very high temperature measurement precision requirements.
Description
Technical field
The utility model belongs to oil field digitized instrument field of instrumentation technology, is specifically related to the SMD temperature transmitter of a kind of numerical monitor.
Background technology
At present, the sensor part of temperature transmitter is divided into thermal resistance type or thermocouple type, needs to be inserted into the measurement that temperature is carried out in tested gas-liquid inside when using and measuring, but, plug-type sensor easily makes the gel-like foreign matters in working fluid adhere on it in the duct, affects DATA REASONING effect.
Well site of oil field, website need to increase temperature monitoring point in original flow process, when installing plug-in type temperature transmitter, need welding ozzle of getting angry on pipeline; In addition; some temperature transmitter of installing, when instrument check or damage is changed, often there will be situation about cannot dismantle, sometimes even needs to get angry and carry out cutting and take off; both not easily change temperature transmitter like this, there is again the security risk hidden danger of fire operation.
Utility model content
The purpose of this utility model to overcome when existing temperature transmitter is installed or changes on oil field to get angry perforate welding thermometric ozzle to pipeline, there is the problem of potential safety hazard.
For this reason, the utility model provides the SMD temperature transmitter of a kind of numerical monitor, comprise temperature transmitter gauge outfit, described temperature transmitter gauge outfit is outward by wire connecting sensor paster, described sensor patch outside is provided with one layer of heat preservation layer, be pasted onto inside described sensor patch on pipe laying, described temperature transmitter gauge outfit bottom is provided with transmitter mount, and described transmitter mount is provided with set bolt.
Above-mentioned transmitter mount is perpendicular type or anchor ear type.
Said temperature transmitter gauge outfit is powered and powered battery by external power supply.
In said temperature transmitter gauge outfit, wireless remote transmission module is installed, adopts the lithium battery power supply of 3.6 ~ 5V, with intelligent radio receiving terminal decomposition pressure acquisition system.
Above-mentioned wire is the anti-tampering signal wire of shielding.
The length of above-mentioned wire is 10 ~ 2000mm.
The sensor paster is the one in thermal resistance, thermopair, thermistor, resistance temperature detector RTD or IC temperature sensor.
Above-mentioned heat-insulation layer is rock wool.
Above-mentioned pipe laying is metallic conduit.
The beneficial effects of the utility model:
(1) the SMD temperature transmitter of this numerical monitor that the utility model provides does not need to carry out perforate welding thermometric ozzle to pipeline in thermometric process, reduce the fire operation in work progress, reduce potential safety hazard of getting angry, simultaneously, decrease improvement expenses, shorten the transformation time, increase work efficiency.
(2) sensor patch of the SMD temperature transmitter of this numerical monitor that the utility model provides directly does not contact with the liquid measured, avoid the attachment of measuring gel-like foreign matters in liquid and affect measurement result, meanwhile, the serviceable life of sensor is extended.
Below with reference to accompanying drawing, the utility model is described in further details.
Accompanying drawing explanation
Fig. 1 is the structural representation of the SMD temperature transmitter of the utility model numerical monitor.
Description of reference numerals: 1, set bolt; 2, transmitter mount; 3, temperature transmitter gauge outfit; 4, wire; 5, sensor patch; 6, heat-insulation layer; 7, pipe laying.
Embodiment
Embodiment 1:
Need to get angry perforate welding thermometric ozzle to pipeline to overcome when existing temperature transmitter is installed or changes on oil field, there is the problem of potential safety hazard, present embodiments provide the SMD temperature transmitter of a kind of numerical monitor as shown in Figure 1, comprise temperature transmitter gauge outfit 3, described temperature transmitter gauge outfit 3 is outer by wire 4 connecting sensor paster 5, described sensor patch 5 outside is provided with one layer of heat preservation layer 6, be pasted onto inside described sensor patch 5 on pipe laying 7, described temperature transmitter gauge outfit 3 bottom is provided with transmitter mount 2, described transmitter mount 2 is provided with set bolt 1.
During installation, temperature transmitter gauge outfit 3 is fixing in position by transmitter mount 2, pipe laying 7 is connected with the pipe laying on oil field, the signal detected is transferred to temperature transmitter gauge outfit 3 by wire 4 by sensor patch 5, temperature transmitter gauge outfit 3 displays temperature parameter on the spot after signal transacting.
By carrying out temperature comparison experiment test to the plug-in type temperature transmitter of the SMD temperature transmitter of the numerical monitor of the present embodiment and co-located, outdoor well site is in the winter time tested, the plug-in type temperature transmitter of the SMD temperature transmitter of the utility model numerical monitor and co-located carries out temperature comparison error range and is ± 0.5 DEG C, good stability, precision is high, and can meet Oil Field increases temperature monitoring point.
In addition, do not need to carry out perforate welding thermometric ozzle to pipeline in the SMD temperature transmitter installation process of numerical monitor, reduce the fire operation in work progress, the potential safety hazard that effectively prevent gets angry brings, meanwhile, decreases improvement expenses, shorten the transformation time, increase work efficiency.
Embodiment 2:
Present embodiments provide the SMD temperature transmitter of a kind of numerical monitor, comprise temperature transmitter gauge outfit 3, described temperature transmitter gauge outfit 3 is outer by wire 4 connecting sensor paster 5, described sensor patch 5 outside is provided with one layer of heat preservation layer 6, be pasted onto inside described sensor patch 5 on pipe laying 7, described temperature transmitter gauge outfit 3 bottom is provided with transmitter mount 2, described transmitter mount 2 is provided with set bolt 1, described transmitter mount 2 is perpendicular type or anchor ear type, described temperature transmitter gauge outfit 3 is by reference cell, R/V converting unit, linear circuit, reverse connecting protection, current-limiting protection, V/I converting unit forms, described sensor patch 5 is thermal resistance, thermopair, thermistor, one in resistance temperature detector RTD or IC temperature sensor.
The thermometric thermal resistance signal detected is transferred to temperature transmitter gauge outfit 3 by wire 4 by sensor patch 5, thermometric thermal resistance signal is after the conversion of R/V converting unit is amplified, compensated by the nonlinear relationship of linear circuit to temperature and resistance again, after V/I converting unit, the constant current signal exporting a 4 ~ 20mA linear with dut temperature shows.Wherein, the reverse connecting protection in temperature transmitter gauge outfit 3 and current-limiting protection circuit shield to temperature transmitter gauge outfit 3.
And in order to adapt to the limited measuring condition in oil field, described temperature transmitter gauge outfit 3 is powered and powered battery by external power supply, under the condition that external Power supply allows, external power supply can be carried out power, accumulator is charged simultaneously, and when being inconvenient to connect external power supply on oil field, battery can be used to power to temperature transmitter gauge outfit 3, do not affect normal surveying work, increase work efficiency.
In addition, in described temperature transmitter gauge outfit 3, wireless remote transmission module is installed, adopts the lithium battery power supply of 3.6 ~ 5V, with intelligent radio receiving terminal decomposition pressure acquisition system, by transmission of wireless signals, the temperature detection signal of collection is transferred to control system.
Described wire 4 is the anti-tampering signal wire of shielding, avoids external factor on the impact of Signal transmissions, ensures the accuracy of measurement result; The length of wire 4 is 10 ~ 2000mm.
Described heat-insulation layer 6 is rock wool, and rock wool has insulation and water-proof function, by rock wool, sensor patch 5 is sealed in the surface of pipe laying 7, reduces the measuring error of sensor patch 5.By carrying out temperature comparison experiment test to the plug-in type temperature transmitter of the SMD temperature transmitter of numerical monitor and co-located, outdoor well site is in the winter time tested, during early stage, sensor patch 5 place for the SMD temperature transmitter of numerical monitor does not use the heat-insulation layer of rock wool, it is on average low 0.89 DEG C that SMD temperature change thermometric compares plug-in type temperature transmitter, occurred larger error; After the isothermal holding having carried out rock wool heat-preservation layer, mean temperature difference (MTD) is 0.38 DEG C, and the temperature difference significantly reduces, and as can be seen here, the accuracy impact of insulation on thermometric at paster place is very serious.
In addition, in order to make the heat-transfer effect of liquid in pipe laying better, improve the accuracy that sensor patch 5 detects, described pipe laying 7 is metallic conduit.
In sum, the SMD temperature transmitter of this numerical monitor that the utility model provides does not need to carry out perforate welding thermometric ozzle to pipeline in thermometric process, reduce the fire operation in work progress, reduce potential safety hazard of getting angry, meanwhile, easy for installation, decrease improvement expenses, shorten the transformation time, increase work efficiency; Meanwhile, sensor patch does not directly contact with the liquid measured, and avoiding the attachment of measuring gel-like foreign matters in liquid affects measurement result, and extend the serviceable life of sensor, being applicable to temperature measurement accuracy requirement is not very high facility.
More than exemplifying is only illustrate of the present utility model, does not form the restriction to protection domain of the present utility model, everyly all belongs within protection scope of the present invention with the same or analogous design of the utility model.
Claims (9)
1. the SMD temperature transmitter of numerical monitor, comprise temperature transmitter gauge outfit (3), it is characterized in that: described temperature transmitter gauge outfit (3) is outward by wire (4) connecting sensor paster (5), described sensor patch (5) outside is provided with one layer of heat preservation layer (6), described sensor patch (5) inner side is pasted onto on pipe laying (7), described temperature transmitter gauge outfit (3) bottom is provided with transmitter mount (2), described transmitter mount (2) is provided with set bolt (1).
2. the SMD temperature transmitter of numerical monitor as claimed in claim 1, is characterized in that: described transmitter mount (2) is perpendicular type or anchor ear type.
3. the SMD temperature transmitter of numerical monitor as claimed in claim 1, is characterized in that: described temperature transmitter gauge outfit (3) is powered and powered battery by external power supply.
4. the SMD temperature transmitter of numerical monitor as claimed in claim 1, it is characterized in that: in described temperature transmitter gauge outfit (3), wireless remote transmission module is installed, adopt the lithium battery power supply of 3.6 ~ 5V, with intelligent radio receiving terminal decomposition pressure acquisition system.
5. the SMD temperature transmitter of numerical monitor as claimed in claim 1, is characterized in that: described wire (4) is the anti-tampering signal wire of shielding.
6. the SMD temperature transmitter of numerical monitor as claimed in claim 1, is characterized in that: the length of described wire (4) is 10 ~ 2000mm.
7. the SMD temperature transmitter of numerical monitor as claimed in claim 1, is characterized in that: described sensor patch (5) is thermal resistance, one in thermopair, thermistor, resistance temperature detector RTD or IC temperature sensor.
8. the SMD temperature transmitter of numerical monitor as claimed in claim 1, is characterized in that: described heat-insulation layer (6) is rock wool.
9. the SMD temperature transmitter of numerical monitor as claimed in claim 1, is characterized in that: described pipe laying (7) is metallic conduit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520467979.3U CN204831595U (en) | 2015-07-02 | 2015-07-02 | Digital display patch type temperature transmitter |
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CN201520467979.3U CN204831595U (en) | 2015-07-02 | 2015-07-02 | Digital display patch type temperature transmitter |
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CN204831595U true CN204831595U (en) | 2015-12-02 |
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CN201520467979.3U Expired - Fee Related CN204831595U (en) | 2015-07-02 | 2015-07-02 | Digital display patch type temperature transmitter |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107403674A (en) * | 2017-09-25 | 2017-11-28 | 南京航伽电子科技有限公司 | A kind of temperature transmitter being suitable under hot environment |
CN108225596A (en) * | 2016-12-10 | 2018-06-29 | 沈阳铝镁设计研究院有限公司 | Preheating or heating muff temperature measuring equipment in a kind of alumina producing |
CN110821812A (en) * | 2019-11-22 | 2020-02-21 | 中石化四机石油机械有限公司 | Hydraulic end assembly with plunger temperature measuring device |
WO2021189818A1 (en) * | 2020-03-26 | 2021-09-30 | 青岛理工大学 | Temperature measurement device for flowing working medium in micro-channel and calculation method for thickness of thermal insulation layer |
CN113458158A (en) * | 2021-06-17 | 2021-10-01 | 首钢集团有限公司 | Device and method for measuring temperature of off-line hot rolling working roll |
CN113984224A (en) * | 2021-10-22 | 2022-01-28 | 山信软件股份有限公司 | Pipeline sour liquid temperature detection device |
CN114856530A (en) * | 2021-01-20 | 2022-08-05 | 中国石油化工股份有限公司 | Petroleum wellhead instrument installation component |
-
2015
- 2015-07-02 CN CN201520467979.3U patent/CN204831595U/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108225596A (en) * | 2016-12-10 | 2018-06-29 | 沈阳铝镁设计研究院有限公司 | Preheating or heating muff temperature measuring equipment in a kind of alumina producing |
CN107403674A (en) * | 2017-09-25 | 2017-11-28 | 南京航伽电子科技有限公司 | A kind of temperature transmitter being suitable under hot environment |
CN110821812A (en) * | 2019-11-22 | 2020-02-21 | 中石化四机石油机械有限公司 | Hydraulic end assembly with plunger temperature measuring device |
WO2021189818A1 (en) * | 2020-03-26 | 2021-09-30 | 青岛理工大学 | Temperature measurement device for flowing working medium in micro-channel and calculation method for thickness of thermal insulation layer |
CN114856530A (en) * | 2021-01-20 | 2022-08-05 | 中国石油化工股份有限公司 | Petroleum wellhead instrument installation component |
CN113458158A (en) * | 2021-06-17 | 2021-10-01 | 首钢集团有限公司 | Device and method for measuring temperature of off-line hot rolling working roll |
CN113458158B (en) * | 2021-06-17 | 2024-04-26 | 首钢集团有限公司 | Temperature measurement method for offline hot rolling working roll |
CN113984224A (en) * | 2021-10-22 | 2022-01-28 | 山信软件股份有限公司 | Pipeline sour liquid temperature detection device |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 |
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CF01 | Termination of patent right due to non-payment of annual fee |