CN203011567U - Anti-vibration platinum resistance thermometer temperature sensor - Google Patents
Anti-vibration platinum resistance thermometer temperature sensor Download PDFInfo
- Publication number
- CN203011567U CN203011567U CN 201320000003 CN201320000003U CN203011567U CN 203011567 U CN203011567 U CN 203011567U CN 201320000003 CN201320000003 CN 201320000003 CN 201320000003 U CN201320000003 U CN 201320000003U CN 203011567 U CN203011567 U CN 203011567U
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- platinum resistance
- resistance thermometer
- core
- stainless steel
- protective sleeve
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Abstract
The utility model discloses an anti-vibration platinum resistance thermometer temperature sensor, and pertains to the technical field of temperature sensors, so as to prevent the temperature sensor from being damaged due to vibration of equipment. The technical scheme is that the anti-vibration platinum resistance thermometer temperature sensor comprises a platinum resistance thermometer core, a stainless steel insertion tube, a junction box and a protective sleeve, wherein the protective sleeve is a glass fiber varnished cloth tube; the inner diameter of the protective sleeve is larger than the outer diameter of the platinum resistance thermometer core; the outer diameter of the protective sleeve is smaller than the inner diameter of the stainless steel insertion tube; the protective sleeve is arranged on the periphery of the platinum resistance thermometer core; and the stainless steel insertion tube is sleeved outside the protective sleeve. The protective sleeve is added between the platinum resistance thermometer core and the stainless steel insertion tube, direct collision does not happen between the platinum resistance thermometer core and the stainless steel insertion tube during the operation process of the equipment, the protective sleeve plays the functions of buffer, wear resistance, and vibration resistance, the use effect is good, consumption of spare parts of the platinum resistance thermometer core is greatly reduced, and significant economic benefits are provided. The anti-vibration platinum resistance thermometer temperature sensor is simple in structure, easy in manufacturing, low in modification cost, and has popularization and use values.
Description
Technical field
The utility model relates to a kind of platinum resistance sensor that can vibrationproof, belongs to the temperature sensor technical field.
Background technology
Platinum resistance sensor is a kind of chemical instruments apparatus that a lot of smelters, chemical enterprise are often used in process of production, is used for the temperature of measurement gas, liquid or equipment each point.In the chemical instruments industry, the resistivity of a lot of materials can change along with the variation of temperature, and platinum resistance sensor has higher precision than other temperature sensor, so usually platinum thermal resistance thermometer as the reference temperature meter, and 630 ℃ of following temperature ranges, be designated as the interpolation instrument of international temperature scale, it is strong and can realize the remote characteristics that transmit that it has highly sensitive, output signal.
A kind of PT100 platinum resistance sensor is comprised of platinum resistance thermometer sensor, core, stainless steel intubate and terminal box, the platinum resistance thermometer sensor, core is a kind of thermal resistance of making skeleton of the quartz glass cylinder, quartz glass cylinder outer felt is around the platinum filament of certain density, and quartz glass has good insulation and resistance to elevated temperatures.When the PT100 platinum resistance sensor is used to the inverter thermometric, because vibration in the inverter operational process is larger, the platinum resistance thermometer sensor, core of glass cylinder vibrates along with the vibration of apparatus body, platinum resistance thermometer sensor, core and stainless steel intubate inwall constantly collide, glass cylinder is easy to break, make the output of platinum resistance sensor output signal mistake or no signal, cause equipment malfunction do or stop.
In order to reduce equipment failure rate, be necessary platinum resistance sensor is improved, avoid the platinum resistance thermometer sensor, core to vibrate the phenomenon that is damaged, to guarantee the accuracy of thermometric.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of vibrationproof platinum resistance sensor, this vibrationproof platinum resistance sensor can avoid the platinum resistance thermometer sensor, core to be damaged because of vibration, guarantee the accuracy of thermometric, extend simultaneously the service time of platinum resistance sensor, reduce costs.
The technical scheme that solves the problems of the technologies described above is:
A kind of vibrationproof platinum resistance sensor; its formation comprises platinum resistance thermometer sensor, core, stainless steel intubate and terminal box; its improvements are; it also has protective casing; protective casing is glass fiber varnished cloth pipe, and the internal diameter of protective casing is greater than the external diameter of platinum resistance thermometer sensor, core, and the external diameter of protective casing is less than the internal diameter of stainless steel intubate; protective casing is sleeved on the periphery of platinum resistance thermometer sensor, core, and the stainless steel cannula sleeve is outside protective casing.
Above-mentioned vibrationproof platinum resistance sensor, described protective casing be than the long 10-12 millimeter of platinum resistance thermometer sensor, core, and the platinum resistance thermometer sensor, core is arranged on the protective casing centre position, and protective casing two ends respectively grow the 5-6 millimeter than platinum resistance thermometer sensor, core two ends.
Above-mentioned vibrationproof platinum resistance sensor, the wall thickness of described protective casing are 0.5～1 millimeter, and diameter is 3～10 millimeters, and length is 40～80 millimeters.
The beneficial effects of the utility model are:
The utility model has increased protective casing between platinum resistance thermometer sensor, core and stainless steel intubate; protective casing is made by the glass fiber varnished cloth; glass fiber varnished cloth pipe has the characteristics such as insulation, high temperature resistant, pliability is good; in equipment running process; can direct collision between the platinum resistance thermometer sensor, core of platinum resistance sensor and stainless steel intubate; protective casing has played the effect of buffering, wear-resistant, antivibration; result of use is good; greatly reduce the spare parts consumption of platinum resistance thermometer sensor, core, had significant economic benefit.The utility model is simple in structure, making is easy, the repacking cost is very low, has solved the platinum resistance thermometer sensor, core because of the problem that vibration equipment damages, and has popularizing value in similar smelter, chemical enterprise.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of platinum resistance thermometer sensor, core and protective casing.
In figure, mark is as follows: platinum resistance thermometer sensor, core 1, stainless steel intubate 2, terminal box 3, protective casing 4, draw and lead 5 lines, platinum filament 6, quartz cylinder skeleton 7, glass tube 8, joint flange 9.
Embodiment
The utility model is comprised of platinum resistance thermometer sensor, core 1, protective casing 4, stainless steel intubate 2 and terminal box 3.
Show in figure, platinum resistance thermometer sensor, core 1 is comprised of platinum filament 6, quartz cylinder skeleton 7, glass tube 8, and platinum filament 6 is wrapped on quartz cylinder skeleton 7, and glass tube 8 is enclosed within quartz cylinder skeleton 7 and platinum filament 6 outsides.
Show in figure; increased protective casing 4 between platinum resistance thermometer sensor, core 1 and stainless steel intubate 2; protective casing 4 diameters are more bigger than platinum resistance thermometer sensor, core 1; can fix not Automatic-falling for well; protective casing 4 is than the long 10-12 millimeter of platinum resistance thermometer sensor, core 1; platinum resistance thermometer sensor, core 1 is arranged on protective casing 4 centre positions, and protective casing 4 two ends respectively grow the 5-6 millimeter than platinum resistance thermometer sensor, core 1 two ends.
Installation process of the present utility model is as follows:
The utility model is used for 3 gas compression pumps of certain enterprise, and every compressor has 16 platinum thermal resistance sensors, amounts to 48 platinum thermal resistance sensors.Through after improvement, in equipment running process, can direct collision between platinum resistance thermometer sensor, core and stainless steel intubate; protective casing has played the effect of buffering, wear-resistant, antivibration, and is through using, respond well; can reduce 30 of platinum resistance thermometer sensor, core spare parts consumptions every year, have very high practical value.
Claims (3)
1. vibrationproof platinum resistance sensor; its formation comprises platinum resistance thermometer sensor, core (1), stainless steel intubate (2) and terminal box (3); it is characterized in that: it also has protective casing (4); protective casing (4) is glass fiber varnished cloth pipe; the internal diameter of protective casing (4) is greater than the external diameter of platinum resistance thermometer sensor, core (1); the external diameter of protective casing (4) is less than the internal diameter of stainless steel intubate (2); protective casing (4) is sleeved on the periphery of platinum resistance thermometer sensor, core (1), and stainless steel intubate (2) is enclosed within outside protective casing (4).
2. vibrationproof platinum resistance sensor according to claim 1; it is characterized in that: described protective casing (4) is than the long 10-12 millimeter of platinum resistance thermometer sensor, core (1); platinum resistance thermometer sensor, core (1) is arranged on protective casing (4) centre position, and protective casing (4) two ends respectively grow the 5-6 millimeter than platinum resistance thermometer sensor, core (1) two ends.
3. vibrationproof platinum resistance sensor according to claim 1 and 2, it is characterized in that: the wall thickness of described protective casing (4) is 0.5～1 millimeter, and diameter is 3～10 millimeters, and length is 40～80 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320000003 CN203011567U (en) | 2013-01-03 | 2013-01-03 | Anti-vibration platinum resistance thermometer temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320000003 CN203011567U (en) | 2013-01-03 | 2013-01-03 | Anti-vibration platinum resistance thermometer temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203011567U true CN203011567U (en) | 2013-06-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320000003 Expired - Fee Related CN203011567U (en) | 2013-01-03 | 2013-01-03 | Anti-vibration platinum resistance thermometer temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203011567U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106441617A (en) * | 2016-08-31 | 2017-02-22 | 宁波奥崎仪表成套设备有限公司 | Anti-vibration temperature measurement device |
| CN110849487A (en) * | 2019-11-22 | 2020-02-28 | 徐州双裕电子技术有限公司 | Anti-vibration temperature sensor |
-
2013
- 2013-01-03 CN CN 201320000003 patent/CN203011567U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106441617A (en) * | 2016-08-31 | 2017-02-22 | 宁波奥崎仪表成套设备有限公司 | Anti-vibration temperature measurement device |
| CN110849487A (en) * | 2019-11-22 | 2020-02-28 | 徐州双裕电子技术有限公司 | Anti-vibration temperature sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20130619 Termination date: 20160103 |