CN204007927U - A kind of cable terminal apparatus for monitoring temperature measurement - Google Patents
A kind of cable terminal apparatus for monitoring temperature measurement Download PDFInfo
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- CN204007927U CN204007927U CN201420356793.6U CN201420356793U CN204007927U CN 204007927 U CN204007927 U CN 204007927U CN 201420356793 U CN201420356793 U CN 201420356793U CN 204007927 U CN204007927 U CN 204007927U
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- temperature
- cable terminal
- sheetlike
- temperature indicator
- indicator
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Abstract
A kind of cable terminal apparatus for monitoring temperature measurement, relate to cable terminal body, on cable terminal body, be provided with waterproof near connection terminal and become sheetlike temperature indicator, described waterproof becomes sheetlike temperature indicator and is banded, by its heat conduction silicone adhesive of scribbling of inner side around sticking on cable terminal body, the outside that becomes sheetlike temperature indicator in waterproof be provided with for accommodating strip of tightening rope outside groove.When the impacted bolt crimping of terminals is tight or when bolt looseness, terminals just there will be the phenomenon of heating, when the temperature of cable terminal body rises naturally, whether abnormal by show the temperature of cable terminal body with change sheetlike temperature indicator, in the time that temperature exceedes design temperature, become the color of sheetlike temperature indicator from the colourless redness that becomes of normal condition, made up the deficiency that infrared thermometer exists, facilitated the tour work of cable terminal.
Description
Technical field
The utility model relates to technology of instrument and meter domain analysis and measures control field, is specially a kind of cable terminal apparatus for monitoring temperature measurement.
Background technology
Cable terminal is the annex that the terminal of cable is shielded; cable terminal collection waterproof, Stress Control, shield, electrically isolate from one; there is good electric property and mechanical property; can under various rugged environment conditions, use for a long time; there is the advantages such as lightweight, easy for installation, can be widely used in the every field such as electric power, petrochemical complex, metallurgy, railway port and building.
For outdoor cable terminals, its body construction roughly comprises the parts such as connection terminal, outdoor terminal, insulation tube and ground wire, and connection terminal is by impacted bolt crimping.One of links of cable weakness in service due to terminals, when the impacted bolt crimping of terminals is tight or when bolt looseness, terminals just there will be the phenomenon of heating, particularly outdoor termination is subject to the phenomenon that heating more easily appears in the impacts such as strong wind, sleet, sunshine, filth throughout the year, so be to ensure cable running safety important means to the patrol temperature measurement of cable terminal.
Because outdoor termination quantity is huge, the patrol temperature measurement of cable terminal generally adopts infrared thermometer at present, when use, need to set temperature measurer according to factors such as the materials of environment temperature, testee, then aimed at thermometric object, adopt untouchable thermometric, read object being measured temperature by display.
But, with infrared thermometer, cable terminal is carried out to thermometric at present and mainly has following shortcoming:
One, equipment price costliness is higher to operating personnel's requirement.
If figure viewed from behind object can enter visual field when two target sizes are less than visual field, the measurement of impact to target object.Complicated operation, measuring accuracy is poor.
Three, when measure on shaft tower cable terminal time, because the object on shaft tower is more, the multilayer power circuit of particularly joint using finds cable terminal very difficult in the visual field of temperature measurer.
Four, use infrared thermometer thermometric not monitor in real time cable terminal temperature.
Utility model content
Cannot be effectively accurately cable terminal be carried out to thermometric and problem that cannot Real-Time Monitoring in order to overcome infrared thermometer, and effectively reduce perambulator person's work difficulty and complexity, the utility model proposes a kind of cable terminal apparatus for monitoring temperature measurement, this installation cost is low, simple to operation.
The technical scheme in the invention for solving the technical problem is: a kind of cable terminal apparatus for monitoring temperature measurement, relate to cable terminal body, it is characterized in that, on cable terminal body, be provided with waterproof near connection terminal and become sheetlike temperature indicator, described waterproof becomes sheetlike temperature indicator and is banded, by its heat conduction silicone adhesive of scribbling of inner side around sticking on cable terminal body, the outside that becomes sheetlike temperature indicator in waterproof be provided with for accommodating strip of tightening rope outside groove.
When the impacted bolt crimping of terminals is tight or when bolt looseness, terminals just there will be the phenomenon of heating, when the temperature of cable terminal body rises naturally, whether abnormal by show the temperature of cable terminal body with change sheetlike temperature indicator, in the time that temperature exceedes design temperature, become the color of sheetlike temperature indicator from the colourless redness that becomes of normal condition, made up the deficiency that infrared thermometer exists.
Be provided with an inner groovy in the inner side of described change sheetlike temperature indicator, in described inner groovy, be equipped with temperature sensor, described temperature sensor leads to become outside sheetlike temperature indicator via wire and is connected or connects long-range display terminal with local display terminal.
Connect or connect long-range display terminal by local display terminal, convert temperature signal to electric signal by temperature sensor, directly shown by local display terminal, or by electric signal through wired or wireless way for transmitting to the long-range display terminal that is positioned at Surveillance center; Connect or connect long-range display terminal at local display terminal, all cable terminal service data can be able to be stored, processed.Real time data both can be provided, historical data also can be provided.
Described change sheetlike temperature indicator is by two connected modes arranged side by side, and centered by the change sheetlike temperature indicator of design temperature, a side becomes the temperature indicating numerical value of sheetlike temperature indicator lower than the design temperature of center change sheetlike temperature indicator.The object of doing is like this, when the temperature of cable terminal body is lower than the design temperature of normal work, now becomes sheetlike temperature indicator nondiscolouring.But because the temperature rise of cable terminal body needs a process, become sheetlike temperature indicator nondiscolouring and do not represent that circuit does not have fault, therefore set up the change sheetlike temperature indicator of low temperature variable value, there is forewarning function.
The beneficial effects of the utility model are: this programme is for the problem that uses infrared thermometer to exist, with thermometric adhesive tape, cable terminal being carried out to on-the-spot temperature indicates, thermometric is simple and convenient, in thermometric adhesive tape, add temperature sensor simultaneously, convert temperature signal to electric signal, constantly voltage signal is sampled through data processing, finally temperature signal is transformed to bit digital quantity, and transmit go back to Surveillance center, when we not only make an inspection tour at the scene like this, can see the temperature instruction of cable terminal, can also be from the real time temperature of Surveillance center's cable terminal, these cable terminal service datas can store simultaneously, in the time that breaking down, cable line can also relatively judge whether cable terminal breaks down by real time data or with historical data.
This installation cost is low, simple to operation.
Brief description of the drawings
Fig. 1 is one-piece construction one schematic diagram of change sheetlike temperature indicator of the present utility model;
Fig. 2 is the application schematic diagram on cable terminal body of the present utility model;
Fig. 3 is another schematic diagram of one-piece construction (stretch-out view) of change sheetlike temperature indicator of the present utility model;
In figure, 1 becomes sheetlike temperature indicator, 2 silicone glue-lines, and 3 outer grooves, 4 inner groovies, 5 wires, 6 tighten rope, 7 connection terminals, 8 insulation sleeves, 11 low temperature become sheetlike temperature indicator.
Embodiment
As shown in Figure 1 and Figure 2.
The normal operating temperature of cable, for being not more than 90 degrees Celsius, exceeding this temperature and just illustrates that this cable terminal exists potential safety hazard at present.
The cable terminal apparatus for monitoring temperature measurement of the present embodiment, relate to cable terminal body, on cable terminal body, be provided with waterproof near connection terminal 7 and become sheetlike temperature indicator 1, it is banded that described change sheetlike temperature indicator 1 is, and the heat conduction silicone glue-line 2 scribbling by its inner side is around sticking on the insulation sleeve 8 of cable terminal body.When the impacted bolt crimping of terminals is tight or when bolt looseness, terminals just there will be the phenomenon of heating, when the temperature of cable terminal body rises naturally, become sheetlike temperature indicator 1 show that whether the temperature of cable terminal body is abnormal by use.For example, the normal operating temperature of cable is for being not more than 90 degrees Celsius at present, that is to say, in the time that cable terminal body temperature is less than 90 degrees Celsius, adhesive tape is shown as colourless, in the time that temperature is greater than 90 degrees Celsius, its color transition is red, makes an inspection tour like this personnel and just can judge the current operation conditions of equipment by the colored variation of thermometric glue, has made up the deficiency that infrared thermometer exists.
Groove 3 outside the outside that becomes sheetlike temperature indicator 1 is provided with for accommodating strip of tightening rope 6.Give fasteningly by tightening rope 6, prevent from coming unglued.
Be provided with an inner groovy 4 in the inner side of described change sheetlike temperature indicator 1, in described inner groovy, be equipped with temperature sensor, described temperature sensor leads to become outside sheetlike temperature indicator via wire 5 and is connected or connects long-range display terminal with local display terminal.Connect or connect long-range display terminal by local display terminal, convert temperature signal to electric signal by temperature sensor, directly shown by local display terminal, or by electric signal through wired or wireless way for transmitting to the long-range display terminal that is positioned at Surveillance center.Connect or connect long-range display terminal at local display terminal, all cable terminal service data can be able to be stored, processed.Real time data both can be provided, historical data also can be provided.Surveillance center can judge to the comparison of the historical data by stored the ruuning situation of monitored cable terminal.
As Fig. 3.Described change sheetlike temperature indicator is by two connected modes arranged side by side, to set the change sheetlike temperature indicator 1 of normal temperature temperature (90 degrees Celsius), one side be that low temperature becomes sheetlike temperature indicator 11, its temperature indicating numerical value for example, lower than the design temperature (85 degrees Celsius) of 90 degrees Celsius.The object of doing is like this, when the temperature of cable terminal body is lower than 90 degrees Celsius of the design temperatures of normal work, now becomes sheetlike temperature indicator 1 nondiscolouring.But because the temperature rise of cable terminal body needs a process, become sheetlike temperature indicator 1 nondiscolouring and do not represent that circuit does not have fault, as there is variable color in the design temperature (85 degrees Celsius) of finding low temperature change sheetlike temperature indicator 11, remind and may have overheating, therefore the change sheetlike temperature indicator of setting up low temperature variable value, has forewarning function.
Change sheetlike temperature indicator of the present utility model is to improve on the basis of existing commercially available change sheetlike temperature indicator.Change adhesive-layer into silicone glue-line to reduce because heat conduction is on becoming the sensitivity of sheetlike temperature indicator work and the impact of accuracy.Become to improve the reliability that sheetlike temperature indicator is worked on cable terminal body by setting up outer groove 3 and tightening rope 6; By setting up inner groovy 4 and temperature sensor, and the display device being connected with temperature sensor, make line walking work more convenient.Therefore there is outstanding substantive distinguishing features and significant progressive with respect to infrared measurement of temperature mode.
Certainly, the utility model is not limited to the limited range of above-described embodiment.The improvement of any adaptation of carrying out on the utility model basis, does not all depart from thought of the present utility model, all falls in the scope of the utility model protection.
Except the technical characterictic described in instructions, be the known technology of those skilled in the art.
Claims (3)
1. a cable terminal apparatus for monitoring temperature measurement, relate to cable terminal body, it is characterized in that, on cable terminal body, be provided with waterproof near connection terminal and become sheetlike temperature indicator, described waterproof becomes sheetlike temperature indicator and is banded, by its heat conduction silicone adhesive of scribbling of inner side around sticking on cable terminal body, the outside that becomes sheetlike temperature indicator in waterproof be provided with for accommodating strip of tightening rope outside groove.
2. cable terminal apparatus for monitoring temperature measurement according to claim 1, it is characterized in that, be provided with an inner groovy in the inner side of described change sheetlike temperature indicator, in described inner groovy, be equipped with temperature sensor, described temperature sensor leads to become outside sheetlike temperature indicator via wire and is connected or connects long-range display terminal with local display terminal.
3. cable terminal apparatus for monitoring temperature measurement according to claim 1, it is characterized in that, described change sheetlike temperature indicator is by two connected modes arranged side by side, and a slice is that normal temperature becomes sheetlike temperature indicator, and the temperature indicating numerical value of the change sheetlike temperature indicator of one side becomes the design temperature of sheetlike temperature indicator lower than normal temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420356793.6U CN204007927U (en) | 2014-06-30 | 2014-06-30 | A kind of cable terminal apparatus for monitoring temperature measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420356793.6U CN204007927U (en) | 2014-06-30 | 2014-06-30 | A kind of cable terminal apparatus for monitoring temperature measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204007927U true CN204007927U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420356793.6U Expired - Fee Related CN204007927U (en) | 2014-06-30 | 2014-06-30 | A kind of cable terminal apparatus for monitoring temperature measurement |
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| Country | Link |
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| CN (1) | CN204007927U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089721A (en) * | 2014-06-30 | 2014-10-08 | 国家电网公司 | Cable terminal temperature measuring and monitoring device |
-
2014
- 2014-06-30 CN CN201420356793.6U patent/CN204007927U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089721A (en) * | 2014-06-30 | 2014-10-08 | 国家电网公司 | Cable terminal temperature measuring and monitoring device |
| CN104089721B (en) * | 2014-06-30 | 2018-06-12 | 国家电网公司 | A kind of cable terminal apparatus for monitoring temperature measurement |
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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: 20141210 Termination date: 20200630 |
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| CF01 | Termination of patent right due to non-payment of annual fee |