CN201034740Y - Quick-speed strata temperature measurement sensor for dam leak circulation path detecting - Google Patents
Quick-speed strata temperature measurement sensor for dam leak circulation path detecting Download PDFInfo
- Publication number
- CN201034740Y CN201034740Y CNU2007201434817U CN200720143481U CN201034740Y CN 201034740 Y CN201034740 Y CN 201034740Y CN U2007201434817 U CNU2007201434817 U CN U2007201434817U CN 200720143481 U CN200720143481 U CN 200720143481U CN 201034740 Y CN201034740 Y CN 201034740Y
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- platinum resistance
- temperature sensor
- resistance temperature
- connecting rod
- stainless steel
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Abstract
The utility model relates to a rapid stratum temperature measuring sensor applied for checking dam seepage channels, the sensor comprises a platinum resistance temperature sensitive device jacket 1, an epoxy glass cloth connecting rod 2, a stainless steel casing signal processor 3, a stainless steel handle 4, a current signal output cable 5, a plug 6, a platinum resistance temperature sensitive device 7, conductivity thermal silicone 8, epoxy resin 9, waterproof adhesive 10 and a platinum resistance cable 11. The stainless steel handle 4 is fixed on the signal processor 3, the connecting rod 2 connects with the platinum resistance temperature sensitive device jacket 1 and the stainless steel casing signal processor 3; the connecting rod 2 is a hollow tube, the platinum resistance cable 11 is connected with the platinum resistance temperature sensitive device 7 through the connecting rod 2, other end of the platinum resistance cable 11 is connected with external receivers through the current signal output cable 5 and the plug 6. The utility model with high efficiency thermal conductivity can speedily and accurately measure the temperature of the surface below 1 m, the measure can be transformed to the signal current between 4 to 20 mA, and the signal current is sent to the external signal receiving device.
Description
Technical field
The utility model relates to a kind of rapid stratum sensor for measuring temperature that the dam seepage passage detects that is applied to.
Background technology
Seepage is the hidden danger of reservoir dam and river dike safe operation, accurately detects and locate the seepage channel position, for dam and dyke reinforcement engineering provide according to being very important.
Field observation and measured result show that the relevant underground water of geologic hazards such as dam leakage, piping is to have along some specific structure weak part to concentrate the tendency that flows, and promptly the form with " water route " or " stream arteries and veins " exists.In the stratum, if there are mobile current to exist in the lower floor stratum, these current can carry out heat interchange with the stratum, upper strata, thereby influence the temperature on stratum, upper strata.By measuring the normal position of dykes and dams and suspecting the temperature on the following certain depth of ground surface stratum, seepage channel position is arranged, and compare, just can detect whether there is seepage channel in the dykes and dams, and determine its position.Test findings and Theoretical Calculation show, when the normal position of dykes and dams and temperature difference that the following 1m of ground surface place, seepage channel position arranged during more than or equal to 2.5 ℃, just can adopt the method.Adopt the measuring formation temperature technology can detect dam infiltration passage and dyke piping, loose and hidden danger such as soak.But be not exclusively used in the thermometric sensor of this kind.
Summary of the invention
The deficiency that the purpose of this utility model promptly exists at prior art provides a kind of dam seepage passage detection rapid stratum sensor for measuring temperature that is exclusively used in.
The technical solution of the utility model is: a kind of dam seepage passage detects and uses the rapid stratum sensor for measuring temperature, and it is characterized in that: this measuring formation temperature sensor is made up of platinum resistance temperature sensor sheath (1), connecting rod (2), stainless steel casing signal processor (3), stainless steel handle (4), current signal output cable (5), plug (6), platinum resistance temperature sensor (7) and platinum resistance stube cable (11); Stainless steel handle (4) is fixed on the stainless steel signal processor (3), and connecting rod (2) connects platinum resistance temperature sensor sheath (1) and stainless steel casing signal processor (3); Connecting rod (2) is a hollow tube, and platinum resistance stube cable (11) passes connecting rod (2) and links to each other with platinum resistance temperature sensor (7), platinum resistance stube cable (11) other end by current signal output cable (5) and plug (6) with infrared receiving device is connected.
Wherein, platinum resistance temperature sensor sheath (1) is provided with around platinum resistance temperature sensor (7), by heat conductivility preferably brass make, and itself and platinum resistance temperature sensor (7) contact portion adopt and the identical thin walled cylindrical structure of platinum resistance temperature sensor (7) shape.
Wherein, between platinum resistance temperature sensor sheath (1) and platinum resistance temperature sensor (7), fill thermal conductive silicon oil reservoir (8).
Wherein, in platinum resistance temperature sensor sheath (1) rear chamber, be filled with epoxy resin layer (9).
Wherein, the material of connecting rod (2) is an epoxy glass fabric.
Wherein, platinum resistance temperature sensor sheath (1) adopts helical structure to be connected with connecting rod (2).
Wherein, platinum resistance temperature sensor sheath (1) is filled waterproof binder (10) with the helical structure junction that is connected of connecting rod (2).
The beneficial effect of this utility model is: platinum resistance temperature sensor sheath adopts to have the thin walled cylindrical structure of similar shape with the platinum resistance temperature sensor and is made by the brass with better thermal conductivity, is convenient to the platinum resistance temperature sensor and carries out the Rapid Thermal exchange with stratum on every side.Between platinum resistance temperature sensor and its sheath, fill heat conduction silicone oil, improved heat transfer efficiency.The advantage that the connecting rod that is connected with platinum resistance temperature sensor sheath adopts the expoxy glass stringing to make connecting rod is not only to have prevented effectively that surface temperature was to the thermometric influence in stratum but also have desirable strength.This sensor integral body can fast, accurately be measured the formation temperature at following 1m place, the face of land, and converts 4～20mA marking current to and deliver to external receiving trap.
Description of drawings
Fig. 1 is applied to the rapid stratum sensor for measuring temperature outside drawing that the dam seepage passage detects;
Fig. 2 is measuring formation temperature parts sectional views.
1. platinum resistance temperature sensor sheaths among the figure, 2. epoxy glass fabric connecting rod, 3. stainless steel casing signal processor, 4. stainless steel handle, 5. current signal output cable, 6. plug, 7. platinum resistance temperature sensor, 8. heat conduction silicone oil, 9. epoxy resin, 10. waterproof binder, 11. platinum resistance stube cables.
Embodiment
As shown in Figures 1 and 2, the platinum resistance temperature sensor sheath 1 of insertion 1m deep stratum closely contacts with the stratum.Platinum resistance temperature sensor sheath 1 is made by the brass with better thermal conductivity, and platinum resistance temperature sensor sheath 1 adopts with platinum resistance temperature sensor 7 with platinum resistance temperature sensor 7 contact portions has the thin walled cylindrical structure of similar shape.This structure had both increased the contact area of the two, had good heat-conductive characteristic again.Heat conduction silicone oil 8 is filled between platinum resistance temperature sensor sheath 1 and the platinum resistance temperature sensor 7, has improved heat transfer efficiency.Platinum resistance temperature sensor sheath 1, heat conduction silicone oil 8 and platinum resistance temperature sensor 7 constitute the quick measurement component of formation temperature.Resistance value in the platinum resistance temperature sensor 7 changes with the stratum temperature variation.Resistance in the platinum resistance temperature sensor 7 is connected with signal processor 3 by cable 11.Epoxy resin 9 is filled in platinum resistance temperature sensor sheath 1 rear chamber, and its effect is the quick measurement component of sealing formation temperature, prevents that heat conduction silicone oil 8 runs off.The material of the connecting rod 2 that is connected with platinum resistance temperature sensor sheath 1 adopts the expoxy glass stringing to process.The advantage that adopts the expoxy glass stringing to make connecting rod is not only to have prevented effectively that surface temperature was to the thermometric influence in stratum but also have desirable strength.Platinum resistance temperature sensor sheath 1 adopts helical structure with being connected of connecting rod 2, fills waterproof binder 10 in the two junction, has both had waterproof action, prevents that underground water from entering in the sensor, increased the strength of joint of the two again.
During execute-in-place, earlier with the drill rod of suitable diameter in the underground hole that gets out the 1m degree of depth, again with underground the getting final product of this stratum sensor for measuring temperature insertion.Platinum resistance temperature sensor and signal processor 3 convert temperature signal to 4～20mA marking current and deliver to external receiving trap by cable 5 and plug 6.Stainless steel handle 4 is fixed on the signal processor 3, utilizes the handle 4 can the handled easily whole sensor.
Claims (7)
1. a dam seepage passage detects and uses the rapid stratum sensor for measuring temperature, and it is characterized in that: this measuring formation temperature sensor is made up of platinum resistance temperature sensor sheath (1), connecting rod (2), stainless steel casing signal processor (3), stainless steel handle (4), current signal output cable (5), plug (6), platinum resistance temperature sensor (7) and platinum resistance stube cable (11); Stainless steel handle (4) is fixed on the stainless steel signal processor (3), and connecting rod (2) connects platinum resistance temperature sensor sheath (1) and stainless steel casing signal processor (3); Connecting rod (2) is a hollow tube, and platinum resistance stube cable (11) passes connecting rod (2) and links to each other with platinum resistance temperature sensor (7), platinum resistance stube cable (11) other end by current signal output cable (5) and plug (6) with infrared receiving device is connected.
2. dam seepage passage according to claim 1 detects uses the rapid stratum sensor for measuring temperature, it is characterized in that: platinum resistance temperature sensor sheath (1) is provided with around platinum resistance temperature sensor (7), make by brass, and it adopts and the identical thin walled cylindrical structure of platinum resistance temperature sensor (7) shape with platinum resistance temperature sensor (7) contact portion.
3. dam seepage passage according to claim 1 detects and uses the rapid stratum sensor for measuring temperature, it is characterized in that: fill thermal conductive silicon oil reservoir (8) between platinum resistance temperature sensor sheath (1) and platinum resistance temperature sensor (7).
4. use the rapid stratum sensor for measuring temperature according to claim 1 or 2 or 3 described dam seepage passages detections, it is characterized in that: in platinum resistance temperature sensor sheath (1) rear chamber, be filled with epoxy resin layer (9).
5. use the rapid stratum sensor for measuring temperature according to claim 1 or 2 or 3 described dam seepage passages detections, it is characterized in that: the material of connecting rod (2) is an epoxy glass fabric.
6. use the rapid stratum sensor for measuring temperature according to claim 1 or 2 or 3 described dam seepage passages detections, it is characterized in that: platinum resistance temperature sensor sheath (1) adopts helical structure to be connected with connecting rod (2).
7. dam seepage passage according to claim 6 detects and uses the rapid stratum sensor for measuring temperature, it is characterized in that: platinum resistance temperature sensor sheath (1) is filled waterproof binder (10) with the helical structure junction that is connected of connecting rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201434817U CN201034740Y (en) | 2007-04-09 | 2007-04-09 | Quick-speed strata temperature measurement sensor for dam leak circulation path detecting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201434817U CN201034740Y (en) | 2007-04-09 | 2007-04-09 | Quick-speed strata temperature measurement sensor for dam leak circulation path detecting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201034740Y true CN201034740Y (en) | 2008-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201434817U Expired - Fee Related CN201034740Y (en) | 2007-04-09 | 2007-04-09 | Quick-speed strata temperature measurement sensor for dam leak circulation path detecting |
Country Status (1)
| Country | Link |
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| CN (1) | CN201034740Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106104238A (en) * | 2014-03-04 | 2016-11-09 | 地下系统有限公司 | Dynamic wide area the earth hot property and earthly environment temperature measuring system |
| CN108279255A (en) * | 2018-02-09 | 2018-07-13 | 朱传磊 | A kind of large hydraulic engineering seepage flow real-time detection apparatus |
| CN109307570A (en) * | 2017-07-27 | 2019-02-05 | 李政璇 | A kind of dam leak-checking apparatus |
| CN110907054A (en) * | 2019-12-04 | 2020-03-24 | 四川泛华航空仪表电器有限公司 | Aviation airborne gas temperature sensor and manufacturing method thereof |
| CN114295220A (en) * | 2021-12-11 | 2022-04-08 | 张蒙 | Pyroelectric infrared sensor |
-
2007
- 2007-04-09 CN CNU2007201434817U patent/CN201034740Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106104238A (en) * | 2014-03-04 | 2016-11-09 | 地下系统有限公司 | Dynamic wide area the earth hot property and earthly environment temperature measuring system |
| CN106104238B (en) * | 2014-03-04 | 2018-08-17 | 地下系统有限公司 | Dynamic wide area the earth hot property and earthly environment temperature measuring system |
| CN109307570A (en) * | 2017-07-27 | 2019-02-05 | 李政璇 | A kind of dam leak-checking apparatus |
| CN108279255A (en) * | 2018-02-09 | 2018-07-13 | 朱传磊 | A kind of large hydraulic engineering seepage flow real-time detection apparatus |
| CN108279255B (en) * | 2018-02-09 | 2021-01-26 | 山东省水利科学研究院 | Large-scale hydraulic engineering seepage flow real-time detection device |
| CN110907054A (en) * | 2019-12-04 | 2020-03-24 | 四川泛华航空仪表电器有限公司 | Aviation airborne gas temperature sensor and manufacturing method thereof |
| CN114295220A (en) * | 2021-12-11 | 2022-04-08 | 张蒙 | Pyroelectric infrared sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080312 |