CN206523233U - A kind of bow net infrared measurement of temperature detecting system - Google Patents
A kind of bow net infrared measurement of temperature detecting system Download PDFInfo
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- CN206523233U CN206523233U CN201720177164.0U CN201720177164U CN206523233U CN 206523233 U CN206523233 U CN 206523233U CN 201720177164 U CN201720177164 U CN 201720177164U CN 206523233 U CN206523233 U CN 206523233U
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- amplifier
- temperature
- support frame
- bow net
- detecting system
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Abstract
The utility model is related to technical field of rail traffic, especially a kind of bow net infrared measurement of temperature detecting system, including pantograph, pantograph includes support frame, the arm of angle of bottom four of support frame is fixed on the upper end of train by spring assembly, the top left and right sides of support frame are respectively arranged with first by electric support and second by electric support, and the interposition of support frame installs only temperature-detecting device, and temperature-detecting device includes case.The display screen of the utility model region of ultra-red Temperature sampler is used to show the temperature value corresponding to each pixel dot pattern of power equipment region infrared image to be detected, the automatic region to be detected to power equipment to be detected of infrared sensor array is measured, what region of ultra-red Temperature sampler was parsed to measurement result arrives temperature value, compare accurate, when can avoid artificial measurement, the problem of accuracy of measurement is affected by human factors.
Description
Technical field
The utility model is related to technical field of rail traffic, especially a kind of bow net infrared measurement of temperature detecting system.
Background technology
In field of track traffic, train is usually produced because of occurring abnormal between pantograph and contact net (abbreviation bow net)
Raw systematic failure, and then can not normally run.With the development of science and technology, the speed of train is increasing in recent years.Increasingly
Big train speed causes the abnormal probability abruptly increase of bow net.For example, larger train speed is easily caused bow net separation, and then make
The probability for obtaining the generation of bow net electric arc increases therewith.It can be seen that, the monitoring to bow net is imperative.
The power equipments such as high voltage transmission line, distribution equipment have extremely important status in power system, once go out
Existing failure, can cause huge property loss and the serious consequence such as bad social influence.Electrical equipment fault be usually by
It is caused in excessively stream, overload, aging, loose contact, electric leakage, device interior defect or other exceptions, and above-mentioned failure is general all
The anomaly of excessive heating can be accompanied by, therefore, just can primitive decision electricity by the surface temperature change of monitoring electrical equipment
Whether the running status of power equipment is normal.
Existing power equipment temperature monitoring mode is that monitoring personnel is periodically set using Handheld infrared thermal imager to electric power
Standby surface temperature carries out inspection, it is necessary to thermal infrared imager is directed at into power equipment to be measured outside defined safe distance, and adjustment is burnt
Away from, then obtain target temperature value.In the prior art, the survey of next node is carried out after a node measurement again in completion
Amount, and the mode workload manually patrolled is larger, therefore, the power equipment for often selecting key is measured.
But, the superheating phenomenon caused by potential faults etc. also occurs in non-key power equipment, if can not be timely
It was found that, easily lead to accident between pantograph.Therefore, prior art is it is intended that reduces workload and carry out selects the power equipment of key
The mode measured, not only operating efficiency can not be improved, also potential safety hazard can be brought to bow net, be unfavorable for the safety fortune of bow net
OK.
Therefore, it is necessary to propose a kind of bow net infrared measurement of temperature detecting system for above mentioned problem.
Utility model content
For above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of simple in construction, peace
It is complete reliable, the significant bow net infrared measurement of temperature detecting system of Detection results.
A kind of bow net infrared measurement of temperature detecting system, including pantograph, the pantograph include support frame, support frame as described above
The arm of angle of bottom four is fixed on the upper end of train by spring assembly, and the top left and right sides of support frame as described above are respectively arranged with
First by electric support and second by electric support, the interposition of support frame as described above installs only temperature-detecting device, the temperature inspection
Surveying device includes being provided with infrared sensor array, region of ultra-red Temperature sampler, digital active pile in case, the case
Sensor array, low noise chopper amplifier, analog-digital converter, memory module and control module, the infrared sensor array,
Region of ultra-red Temperature sampler, digital active galvanic pile array sensor, low noise chopper amplifier, analog-digital converter and storage mould
Block is connected with control module, and the control module connects train controlling center.
Preferably, it is in the infrared sensor chip of matrix respectively that the infrared sensor array, which includes substrate and several,
Each infrared sensor chip is arranged on substrate.
Preferably, the case is made of the material of corrosion-resistant and high-temperature resistant.
Preferably, the analog-digital converter includes the first amplifier, the second amplifier and the 3rd amplifier, and described first puts
The in-phase input end of big device connects the in-phase input end of the second amplifier, the output end of second amplifier by first resistor
Pass through the in-phase input end of the amplifier of the first capacitance connection the 3rd.
Preferably, the anti-phase input of first amplifier passes through the output end of the amplifier of the second capacitance connection the 3rd, institute
State the inverting input that the output end of the first amplifier connects the second amplifier by second resistance, second amplifier it is defeated
Go out the inverting input of the 3rd amplifier of end connection.
Due to using above-mentioned technical proposal, the display screen of the utility model region of ultra-red Temperature sampler is used to show described
Temperature value corresponding to each pixel dot pattern of power equipment region infrared image to be detected, infrared sensor array is automatically to be checked
The region to be detected for surveying power equipment is measured, and what region of ultra-red Temperature sampler was parsed to measurement result arrives temperature
Value, relatively more accurate, when can avoid artificial measurement, the problem of accuracy of measurement is affected by human factors is safe and reliable, detection effect
Fruit is notable, while having very strong practicality.
Brief description of the drawings
Fig. 1 is system module structural representation of the present utility model；
Fig. 2 is the number converter circuit diagram of the utility model embodiment mould.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
Such as Fig. 1 and with reference to shown in Fig. 2, a kind of bow net infrared measurement of temperature detecting system, including pantograph, the pantograph includes
Support frame, the arm of angle of bottom four of support frame as described above is fixed on the upper end of train, the top of support frame as described above by spring assembly
Left and right sides are respectively arranged with first by electric support and second by electric support, and the interposition of support frame as described above installs only temperature
Detection means, the temperature-detecting device includes being provided with infrared sensor array, region of ultra-red temperature in case, the case
Collector, digital active galvanic pile array sensor, low noise chopper amplifier, analog-digital converter, memory module and control module,
The infrared sensor array, region of ultra-red Temperature sampler, digital active galvanic pile array sensor, low noise chopper amplification
Device, analog-digital converter and memory module are connected with control module, and the control module connects train controlling center.
Further, it is in the infrared sensor core of matrix respectively that the infrared sensor array, which includes substrate and several,
Piece, each infrared sensor chip is arranged on substrate, and the case is made of the material of corrosion-resistant and high-temperature resistant.
Further, the analog-digital converter includes the first amplifier Q1, the second amplifier Q2 and the 3rd amplifier Q3, institute
The in-phase input end for stating the first amplifier Q1 passes through first resistor R1 the second amplifiers of connection Q2 in-phase input end, described second
Amplifier Q2 output end by the amplifier Q3 of the first electric capacity C1 connections the 3rd in-phase input end, the first amplifier Q1's
Anti-phase input passes through by the amplifier Q3 of the second electric capacity C2 connections the 3rd output end, the output end of the first amplifier Q1
Two resistance R2 the second amplifiers of connection Q2 inverting input, the output end of the second amplifier Q2 connects the 3rd amplifier Q3
Inverting input.
The display screen of the utility model region of ultra-red Temperature sampler is used to show that power equipment region to be detected is red
Temperature value corresponding to outer each pixel dot pattern of image, the area to be detected of infrared sensor array automatically to power equipment to be detected
Domain is measured, and what region of ultra-red Temperature sampler was parsed to measurement result arrives temperature value, relatively more accurate, can avoid people
During for measurement, the problem of accuracy of measurement is affected by human factors is safe and reliable, and Detection results are notable, while having very strong
Practicality.
Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited,
Equivalent structure or equivalent flow conversion that every utilization the utility model specification and accompanying drawing content are made, or directly or indirectly fortune
Used in other related technical fields, similarly it is included in scope of patent protection of the present utility model.
Claims (5)
1. a kind of bow net infrared measurement of temperature detecting system, it is characterised in that；Including pantograph, the pantograph includes support frame, institute
The arm of angle of bottom four for stating support frame is fixed on the upper end of train, the top left and right sides of support frame as described above by spring assembly
First is respectively arranged with by electric support and second by electric support, the interposition of support frame as described above installs only temperature-detecting device,
The temperature-detecting device includes being provided with infrared sensor array, region of ultra-red Temperature sampler, number in case, the case
Word active electrical heap sensor array, low noise chopper amplifier, analog-digital converter, memory module and control module, it is described infrared
Sensor array, region of ultra-red Temperature sampler, digital active galvanic pile array sensor, low noise chopper amplifier, modulus turn
Parallel operation and memory module are connected with control module, and the control module connects train controlling center.
2. a kind of bow net infrared measurement of temperature detecting system as claimed in claim 1, it is characterised in that：The infrared sensor array
Including substrate and several infrared sensor chips in matrix difference, each infrared sensor chip is arranged on substrate
On.
3. a kind of bow net infrared measurement of temperature detecting system as claimed in claim 1, it is characterised in that：The case is using corrosion-resistant
Resistant to elevated temperatures material is made.
4. a kind of bow net infrared measurement of temperature detecting system as claimed in claim 1, it is characterised in that：The analog-digital converter includes
First amplifier, the second amplifier and the 3rd amplifier, the in-phase input end of first amplifier are connected by first resistor
The in-phase input end of second amplifier, the same phase that the output end of second amplifier passes through the amplifier of the first capacitance connection the 3rd
Input.
5. a kind of bow net infrared measurement of temperature detecting system described in claim 4, it is characterised in that：First amplifier it is anti-phase
Input passes through the output end of the amplifier of the second capacitance connection the 3rd, and the output end of first amplifier is connected by second resistance
The inverting input of second amplifier, the output end of second amplifier connects the inverting input of the 3rd amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720177164.0U CN206523233U (en) | 2017-02-27 | 2017-02-27 | A kind of bow net infrared measurement of temperature detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720177164.0U CN206523233U (en) | 2017-02-27 | 2017-02-27 | A kind of bow net infrared measurement of temperature detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206523233U true CN206523233U (en) | 2017-09-26 |
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ID=59893024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720177164.0U Active CN206523233U (en) | 2017-02-27 | 2017-02-27 | A kind of bow net infrared measurement of temperature detecting system |
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| Country | Link |
|---|---|
| CN (1) | CN206523233U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109788645A (en) * | 2019-03-28 | 2019-05-21 | 福州英诺电子科技有限公司 | Novel rail temperature controller |
-
2017
- 2017-02-27 CN CN201720177164.0U patent/CN206523233U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109788645A (en) * | 2019-03-28 | 2019-05-21 | 福州英诺电子科技有限公司 | Novel rail temperature controller |
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