CN204203372U - Detection system for judging heating uniformity of electric heating pipe - Google Patents
Detection system for judging heating uniformity of electric heating pipe Download PDFInfo
- Publication number
- CN204203372U CN204203372U CN201420436323.0U CN201420436323U CN204203372U CN 204203372 U CN204203372 U CN 204203372U CN 201420436323 U CN201420436323 U CN 201420436323U CN 204203372 U CN204203372 U CN 204203372U
- Authority
- CN
- China
- Prior art keywords
- electric heating
- heating tube
- module
- main control
- control module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000005485 electric heating Methods 0.000 title claims abstract description 188
- 238000001514 detection method Methods 0.000 title claims abstract description 114
- 238000010438 heat treatment Methods 0.000 title claims description 31
- 238000012360 testing method Methods 0.000 claims description 49
- 238000009434 installation Methods 0.000 claims description 15
- 230000006698 induction Effects 0.000 claims description 14
- 230000002950 deficient Effects 0.000 claims description 13
- 239000000523 sample Substances 0.000 claims description 11
- 238000002594 fluoroscopy Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 7
- 238000007689 inspection Methods 0.000 description 5
- 230000007774 longterm Effects 0.000 description 5
- 238000004804 winding Methods 0.000 description 4
- 230000036760 body temperature Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000027950 fever generation Effects 0.000 description 1
- 238000009730 filament winding Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010618 wire wrap Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model provides a judge detecting system of electric heating pipe homogeneity that generates heat, include: the bearing module comprises at least one electric heating pipe bracket, and one electric heating pipe is fixedly arranged on one electric heating pipe bracket; the power supply module is electrically connected with the electric heating pipe; the detection module comprises a temperature sensing device for detecting heat signals sent by different areas of the electric heating pipe when the electric heating pipe is in a power-on state or a magnetic field sensing device for detecting magnetic signals of different areas of the electric heating pipe when the electric heating pipe is in the power-on state, and the detection module is electrically connected with the power supply module; the main control module is electrically connected with the power supply module and the detection module and is used for judging whether the electric heating pipe is qualified or not according to the detection result of the detection module; and the alarm device is electrically connected with the main control module and gives an alarm when the main control module determines that the electric heating pipe is unqualified. The technical scheme of the application can improve the reliability of the product.
Description
Technical field
The utility model relates to electric heating tube product quality inspection technical field, in particular to a kind of judge electric heating tube heating homogeneity and detection system.
Background technology
The heating homogeneity of tubular metal electric heating element is one of the product quality quality of reflection heating itself and the important parameter of reliability height.And electrical heating wire wrapping wire is uneven, the overstocked place of electrical heating wire easily occurs that body local pyrexia is uneven, this can accelerating resistor silk (electrical heating wire) aging distortion, even " bombing " burn.Therefore, for ensureing that electric heater can normally generate heat operations, thus ensureing complete machine operation, then guaranteeing product quality and reliability of service life.Must ensure that the inner wrapping wire of electric heating tube is even.
The heater of electrical heating elements should be uniform, and the heating wire number of turns deviation along the tube center direction unit length of the electrical heating elements of tubulose should be not more than 15%.And utilize existing fluoroscopy installation to check internal resistance filament winding number of turns deviation at present, although directly perceived, but the life consumption of EM equipment module is large, and the cost of long-term operation is high, and part large volume heat-generating pipe cannot place with one step perspective put (x-ray fluoroscopy region is limited) in place, therefore the operability utilizing fluoroscopy installation to check is not high, can not meet I director and the phase entirely examine efficiency requirements.
Utility model content
The utility model aims to provide a kind of detection system judging electric heating tube heating homogeneity, not high to solve in prior art the operability utilizing fluoroscopy installation to check, and can not meet the technical matters of the efficiency requirements of long-term full inspection.
To achieve these goals, according to an aspect of the present utility model, provide a kind of detection system judging electric heating tube heating homogeneity, comprising: carrier module, carrier module comprises at least one electric heating tube support, and an electric heating tube is fixedly installed on an electric heating tube support; Supply module, supply module is electrically connected with electric heating tube; Detection module, the magnetic field induction device of the temperature sensing device of the thermal signal that the zones of different comprising detection electric heating tube electric heating tube when "on" position sends or the magnetic signal of detection electric heating tube zones of different of electric heating tube when "on" position, detection module is electrically connected with supply module; Main control module, main control module is all electrically connected with supply module, detection module, and main control module is used for judging that whether electric heating tube is qualified according to the testing result of detection module; Alarm device, alarm device is electrically connected with main control module, and alarm device gives the alarm when main control module determination electric heating tube is defective.
Further, detection module comprises multiple contact type temperature sensor, multiple contact type temperature sensor is for detecting the temperature of the zones of different of electric heating tube, contact type temperature sensor comprises probe, different test positions on electric heating tube offer some threaded holes, each probe is screwed onto in corresponding threaded hole, multiple contact type temperature sensor is all electrically connected with supply module, main control module, according to the difference of the temperature of the zones of different of electric heating tube, main control module judges that whether electric heating tube is qualified.
Further, detection module comprises testing platform and contactless detection device, and contactless detection device is arranged on testing platform, and contactless detection device is all electrically connected with supply module, main control module.
Further, carrier module comprises multiple electric heating tube support, and multiple electric heating tube support is arranged successively along first direction, and detection module is arranged on the opposite side of carrier module movingly along first direction.
Further, electric heating tube support is provided with signal projector, testing platform is provided with signal receiver, the signal that signal receiver Received signal strength transmitter sends; Detection module also comprises servomotor and moving guide rail, testing platform is arranged on moving guide rail, driven by servomotor moving guide rail, signal receiver is electrically connected with main control module, servomotor is electrically connected with main control module, and the signal of signal receiver Received signal strength transmitter is to determine the working position of testing platform relative to electric heating tube support.
Further, the installation site of contactless detection device on testing platform is adjustable.
Further, contactless detection device comprises thermal infrared imager, and thermal infrared imager is for detecting the temperature of the zones of different of an electric heating tube, according to the difference of the temperature of the zones of different of electric heating tube, main control module judges that whether electric heating tube is qualified.
Further, contactless detection device comprises magnetic induction density tester, magnetic induction density tester is for testing the magnetic field intensity of the zones of different of an electric heating tube, according to the magnetic field intensity of the zones of different of electric heating tube, main control module judges that whether electric heating tube is qualified.
Further, supply module comprises pressure regulator and the time relay, and pressure regulator is connected with power electric, and pressure regulator is electrically connected with the time relay, and the time relay is electrically connected with electric heating tube.
Further, supply module also comprises isolating transformer and A.C. contactor, and pressure regulator is connected with power electric by isolating transformer, and the time relay is electrically connected with electric heating tube by A.C. contactor.
Application the technical solution of the utility model, makes electric heating tube be fixed on electric heating tube support, and under the electric power supply of supply module, electric heating tube and detection module all can be energized in conducting; Then, the thermal signal of temperature sensing device to electric heating tube of application detection module detects, and process in the temperature thermal signal electrical transmission to main control module obtained detected, and judge that whether electric heating tube is qualified, if main control module judges that electric heating tube is defective, then alarm device will give the alarm; Or the magnetic signal of zones of different after the conducting of applying a magnetic field induction installation detection electric heating tube, and judge that whether electric heating tube is qualified, if main control module judges that electric heating tube is defective, if main control module judges that electric heating tube is defective, alarm device will give the alarm.Application the technical solution of the utility model, can meet the efficiency requirements of long-term full inspection, and the operability of detection system of the present utility model is better relative to the detection operability of fluoroscopy installation.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the detection system of the judgement electric heating tube heating homogeneity of embodiment of the present utility model;
Fig. 2 shows the structural representation of the carrier module of the detection system of the judgement electric heating tube heating homogeneity of embodiment of the present utility model;
The electric heating tube of carrier module that Fig. 3 shows the detection system of the judgement electric heating tube heating homogeneity of embodiment of the present utility model is provided with the structural representation of the threaded hole installing contact type temperature sensor;
Fig. 4 shows the temperature sensor schematic diagram of the detection system of the judgement electric heating tube heating homogeneity of embodiment of the present utility model; And
Fig. 5 shows the enlarged diagram at H place in Fig. 4.
Description of reference numerals:
10, carrier module; 11, electric heating tube support; 111, signal projector; 20, supply module; 30, detection module; 31, contact type temperature sensor; 311, threaded hole; 32, testing platform; 321, signal receiver; 40, main control module; 61, pilot lamp; 62, audible-visual annunciator; 63, terminal block; 71, sense partitions; 73, flange.
Embodiment
Hereinafter also describe the utility model in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
As shown in Fig. 1 to 5, according to embodiment of the present utility model, the utility model provides a kind of detection system judging electric heating tube heating homogeneity, comprise: carrier module 10, carrier module 10 comprises at least one electric heating tube support 11, electric heating tube and is fixedly installed on an electric heating tube support 11; Supply module 20, supply module 20 is electrically connected with electric heating tube; Detection module 30, the magnetic field induction device of the temperature sensing device of the thermal signal that the zones of different comprising detection electric heating tube electric heating tube when "on" position sends or the magnetic signal of detection electric heating tube zones of different of electric heating tube when "on" position, detection module 30 is electrically connected with supply module 20; Main control module 40, main control module 40 is all electrically connected with supply module 20, detection module 30, according to the testing result of detection module 30, main control module 40 is for judging that whether electric heating tube is qualified; Alarm device, alarm device is electrically connected with main control module 40, and alarm device gives the alarm when main control module 40 determines that electric heating tube is defective.
Application the technical solution of the utility model, makes electric heating tube be fixed on electric heating tube support, and under the electric power supply of supply module, electric heating tube and detection module all can be energized in conducting; Then, the thermal signal of temperature sensing device to electric heating tube of application detection module detects, and process in the temperature thermal signal electrical transmission to main control module obtained detected, and judge that whether electric heating tube is qualified, if main control module judges that electric heating tube is defective, then alarm device will give the alarm; Or the magnetic signal of zones of different after the conducting of applying a magnetic field induction installation detection electric heating tube, and judge that whether electric heating tube is qualified, if main control module judges that electric heating tube is defective, if main control module judges that electric heating tube is defective, alarm device will give the alarm.Application the technical solution of the utility model, can meet the efficiency requirements of long-term full inspection, and the operability of detection system of the present utility model is better relative to the detection operability of fluoroscopy installation.
In conjunction with see as shown in Figure 3, detection module 30 comprises multiple contact type temperature sensor 31, multiple contact type temperature sensor 31 is for detecting the temperature of the zones of different of electric heating tube, contact type temperature sensor 31 comprises probe, different test positions on electric heating tube offer some threaded holes 311, each probe is screwed onto in corresponding threaded hole 311, multiple contact type temperature sensor 31 is all electrically connected with supply module 20, main control module 40, according to the difference of the temperature of the zones of different of electric heating tube, main control module 40 judges that whether electric heating tube is qualified.In conjunction with see as shown in Figures 3 to 5, different test positions on electric heating tube are threaded connection contact type temperature sensor 31 is installed, the probe of contact type temperature sensor 31 stretches into electric heating tube certain depth, by contacting the temperature detecting electric heating tube with electric heating tube.As shown in Figure 5; the probe of contact type temperature sensor 31 is withheld on temperature test line by the flange 73 being set in the flange part on probe excircle; flange part excircle is arranged with spring; when probe is connected with threaded hole 311; probe and electric heating tube form Elastic Contact; like this; when installation contact type temperature sensor 31; effectively protect the integrality of electric heating tube; also protect the safety of contact type temperature sensor 31 simultaneously well, contact type temperature sensor 31 can be recycled effectively.
Judge in the process of electric heating tube heating homogeneity in application detection system of the present utility model, system is except having and utilizing alarm device and give the alarm, also there is the function exporting DC signal alarm, DC signal alarm is by number of non-compliances statement form output according to this, when alarm device gives the alarm, system exports DC signal alarm (as 5Vdc voltage exports), the testing result defective (namely electric heating tube is defective) of the zones of different of the electric heating tube that prompting detection module 30 detects.
Again combine as shown in Figure 1, detection module 30 comprises testing platform 32 and contactless detection device, and contactless detection device is arranged on testing platform 32, and contactless detection device is all electrically connected with supply module 20, main control module 40.Preferably, the installation site of contactless detection device on testing platform is adjustable.The installed surface of testing platform 32 is designed to " cross " form of card slot type, contactless detection device can left and right, suitably adjust installation site up and down, be then fixed on testing platform 32.Like this, the testing position of contactless detection device relative to electric heating tube can be adjusted well, make testing result more accurate.
Preferably, contactless detection device comprises thermal infrared imager, and thermal infrared imager is for detecting the temperature of the zones of different of an electric heating tube, according to the difference of the temperature of the zones of different of electric heating tube, main control module 40 judges that whether electric heating tube is qualified.
Preferably, contactless detection device comprises magnetic induction density tester, magnetic induction density tester is for testing the magnetic field intensity of the zones of different of an electric heating tube, according to the magnetic field intensity of the zones of different of electric heating tube, main control module 40 judges that whether electric heating tube is qualified.
As shown in Figure 2, in order to more accurately detect the coiling density variation rate of resistance wire, ensureing that density variation rate meets the standard being not more than 15%, the electric heating tube of each longitudinal direction being at least divided into 3 sense partitions 71.In divided some communities, such as 1 ~ 36 totally 36 regions.
Particularly, carrier module 10 comprises multiple electric heating tube support 11, and multiple electric heating tube support 11 is arranged successively along first direction, and detection module 30 is arranged on the opposite side of carrier module 10 movingly along first direction.Application contactless detection device together moves with testing platform 32 on testing platform 32, and then testing platform 32 stops at the opposite side of corresponding electric heating tube support 11, and carries out Data Detection to electric heating tube.Like this, contactless detection device can carry out continuous print detection to the electric heating tube arranged continuously on predetermined detection line, improves the work efficiency of detection.
Further, electric heating tube support 11 is provided with signal projector 111, testing platform 32 is provided with signal receiver 321, the signal that signal receiver 321 Received signal strength transmitter 111 sends; Detection module 30 also comprises servomotor and moving guide rail, testing platform 32 is arranged on moving guide rail, driven by servomotor moving guide rail, signal receiver 321 is electrically connected with main control module 40, servomotor is electrically connected with main control module 40, and the signal of signal receiver 321 Received signal strength transmitter 111 is to determine the working position of testing platform 32 relative to electric heating tube support 11.Preferably, the signal projector 111 be arranged on electric heating tube support 11 is optical signal transmitter, and correspondingly, the signal receiver 321 be arranged on testing platform 32 is optical receiver.When testing platform 32 drives contactless detection device mobile on moving guide rail time, the optical signal transmitter be arranged on electric heating tube support 11 sends light signal, the light signal that optical receiver receiving optical signals transmitter occurs, light signal is transferred in main control module 40, then main control module 40 sends the instruction of stall to servomotor, servomotor is stopped operating, and (driven by servomotor moving guide rail moves, then the testing platform 32 be arranged on moving guide rail is driven to move), testing platform 32 rests on the position receiving light signal, this position is exactly the correct testing position relative with electric heating tube.Utilize the cooperating between optical signal transmitter and optical signal receiver, contactless detection device is not made a move and can both be parked in correct region, ensure that the correctness of testing.Preferably, electric heating tube support 11 is also provided with pilot lamp 61, after being fixed on the energising of the electric heating tube on electric heating tube support 11, pilot lamp 61 also electrified light emitting shows the "on" position of electric heating tube.On electric heating tube support 11, be also provided with audible-visual annunciator 62, when main control module 40 detects underproof electric heating tube time, audible-visual annunciator 62 and alarm device sound simultaneously simultaneously.
Preferably, supply module 20 comprises pressure regulator and the time relay, and pressure regulator is connected with power electric, and pressure regulator is electrically connected with the time relay, and the time relay is electrically connected with electric heating tube.
When application contact type temperature sensor 31 or thermal infrared imager detect the resistance wire winding density variation rate of electric heating tube, the two ends extension line of electric heating tube, extension line is connected on the both positive and negative polarity on the terminal block 63 on electric heating tube support 11 respectively, the electric energy of terminal block 63 has supply module 20 to provide, by the control of the time relay and pressure regulator, first pass into 220V voltage at electric heating tube two ends, (electric heating tube of different model reaches difference conduction time of 60 ~ 65 degrees Celsius to make the temperature of electric heating tube rise to 60 ~ 65 degrees Celsius, be generally 12 ~ 20 seconds), and then switch to light current 24V voltage, to make the body temperature stabilization of electric heating tube (conduction time that electric heating tube reaches 60 ~ 65 degrees Celsius is generally about 5 seconds) between 55 ~ 60 degrees Celsius, when electric heating tube body temperature stabilization is between 55 ~ 60 degrees Celsius, temperature detection is carried out to electric heating tube.Control the conduction time of electric heating tube under different voltage by the time relay, by pressure regulator, power-on voltage is changed between 220V and 24V.
Especially, when the testing platform 32 that application thermal infrared imager is fixed on scene detects, servomotor is electrically connected with main control module 40 (main control module 40 can be PLC), thus make servomotor realize Based Intelligent Control, moving guide rail can be arranged to ring, and be provided with multiple assignment test point, the more than one piece electric heating tube of the corresponding front moon 2.2 meters of positions distinguished by thermal infrared imager, thermal infrared imager is after a detection position completes trace routine, automatically move to next position of detecting to detect next electric heating tube, when each detection position detect complete after, performing the work of next cycle detection.After detecting in some detection positions the temperature not meeting technological parameter, the alarm device of detection system carries out alarm sounds, main control module 40 provides the DC signal of 5Vdc simultaneously, and by the coding of other control systems determination current location, after field personnel finds alarm, take corresponding treatment measures.
In 36 regions divided, the maximum temperature in each region is set to C.T..Among 36 C.T.s, the difference of the maximum and reckling is Tb, staff can define this Tb in the main control module 40 of system, such as set Tb=15 degree Celsius, so as Tb>15 degree Celsius, the alarm device of detection system will give the alarm signal, and DC signal exports (10ms response time) again simultaneously.
In testing process, the detection method also can applying heat alert carries out the detection of resistance wire winding density variation rate.In whole testing process, maximum temperature is set as Ta, staff can arrange the value of this Ta equally, such as set Ta=60 degree Celsius, as long as so Ta is more than or equal to 60 degrees Celsius, no matter why Tb is worth, and the alarm device of detection system all can give the alarm signal, exports the DC signal (10ms response time) of 5Vdc simultaneously.
When the resistance wire winding density variation rate of applying magnetic induction strength tester to electric heating tube detects, the size of the corresponding resistance wire winding density of size of magnetic field intensity, the maximal value that staff sets magnetic field intensity on the touch display screen of main control module 40 is Qa, the minimum value simultaneously setting magnetic field intensity is Qb, when detected magnetic field intensity is more than Qa, or detected magnetic field intensity is less than Qb, alarm device all can give the alarm signal, prompting electric heating tube defective (identical with the contrast of minimum value Qb for the contrast of maximal value Qa).Further, the difference of the magnetic field intensity also can applied between zones of different judges, compare among magnetic field intensity at 36, the difference of maximum magnetic field intensity and minimum magnetic field intensity is Hb, staff can define this Hb in the main control module 40 of system, such as sets Hb=x, so works as Hb>x, the alarm device of detection system will give the alarm signal, and DC signal exports (10ms response time) again simultaneously.
Preferably, supply module 20 also comprises isolating transformer and A.C. contactor, and pressure regulator is connected with power electric by isolating transformer, and the time relay is electrically connected with electric heating tube by A.C. contactor.Supply module 20 provides pure electric energy by application isolating transformer to whole detection system; eliminate external unnecessary interference; apply the safety that A.C. contactor well protects the circuit of the even whole detection system of supply module 20 simultaneously, prevent detection system to occur the dangerous phenomenon of overload.
According to another aspect of the present utility model, the utility model provides a kind of detection method judging electric heating tube heating homogeneity, comprises the following steps:
Step S1: electric heating tube is energized;
Step S2: the electromagnetic signal of the thermal signal detecting the zones of different of electric heating tube or the zones of different detecting electric heating tube;
Step S3: judge that whether electric heating tube is qualified according to the testing result of detection module 30;
Step S4: give the alarm when main control module 40 determines that electric heating tube is defective.
Wherein, in described step S2, applying a magnetic field induction installation detects the magnetic field intensity of the zones of different of described electric heating tube; In described step S3, judge that whether described electric heating tube is qualified according to the difference of the magnetic field intensity of the zones of different of described electric heating tube.
Or in described step S2, application of temperature induction installation detects the temperature of the zones of different of described electric heating tube; In described step S3, judge that whether described electric heating tube is qualified according to the difference of the temperature of the zones of different of described electric heating tube.And in the implementation process of step S1, to electric heater for heating and the body temperature of electric heating tube is reached in the scope in predetermined temperature interval (predetermined temperature is interval: passing into the predetermined temperature interval that 220V voltage will reach at the two ends of electric heating tube is 60 ~ 65 degrees Celsius; Passing into the predetermined temperature interval that 24V voltage will reach at the two ends of electric heating tube is 55 ~ 60 degrees Celsius).
As can be seen from the above description, the utility model the above embodiments achieve following technique effect:
1, this detection system can meet the efficiency requirements of long-term full inspection, and the operability of this detection system is better relative to the detection operability of fluoroscopy installation.
2, this detection system can improve the reliability of product, reduces the product electric heating tube body fault of burning after sale to greatest extent.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. judge a detection system for electric heating tube heating homogeneity, it is characterized in that, comprising:
Carrier module (10), described carrier module (10) comprises at least one electric heating tube support (11), and a described electric heating tube is fixedly installed on a described electric heating tube support (11);
Supply module (20), described supply module (20) is electrically connected with described electric heating tube;
Detection module (30), the magnetic field induction device of the temperature sensing device comprising the thermal signal that the zones of different that detects described electric heating tube described electric heating tube when "on" position sends or the magnetic signal detecting described electric heating tube zones of different of described electric heating tube when "on" position, described detection module (30) is electrically connected with described supply module (20);
Main control module (40), described main control module (40) is all electrically connected with described supply module (20), described detection module (30), according to the testing result of described detection module (30), described main control module (40) is for judging that whether described electric heating tube is qualified;
Alarm device, described alarm device is electrically connected with described main control module (40), and described alarm device gives the alarm when described main control module (40) determines that described electric heating tube is defective.
2. the detection system of judgement electric heating tube heating homogeneity according to claim 1, it is characterized in that, described detection module (30) comprises multiple contact type temperature sensor (31), described multiple contact type temperature sensor (31) is for detecting the temperature of the zones of different of described electric heating tube, described contact type temperature sensor (31) comprises probe, different test positions on described electric heating tube offer some threaded holes (311), each described probe is screwed onto in corresponding described threaded hole (311), described multiple contact type temperature sensor (31) and described supply module (20), main control module (40) is all electrically connected, according to the difference of the temperature of the zones of different of described electric heating tube, described main control module (40) judges that whether described electric heating tube is qualified.
3. the detection system of judgement electric heating tube heating homogeneity according to claim 1, it is characterized in that, described detection module (30) comprises testing platform (32) and contactless detection device, described contactless detection device is arranged on described testing platform (32), and described contactless detection device is all electrically connected with described supply module (20), described main control module (40).
4. the detection system of judgement electric heating tube heating homogeneity according to claim 3, it is characterized in that, described carrier module (10) comprises multiple described electric heating tube support (11), described multiple electric heating tube support (11) is arranged successively along first direction, and described detection module (30) is arranged on the opposite side of described carrier module (10) movingly along described first direction.
5. the detection system of judgement electric heating tube heating homogeneity according to claim 4, it is characterized in that, described electric heating tube support (11) is provided with signal projector (111), described testing platform (32) is provided with signal receiver (321), and described signal receiver (321) receives the signal that described signal projector (111) sends; Described detection module (30) also comprises servomotor and moving guide rail, described testing platform (32) is arranged on described moving guide rail, moving guide rail described in described driven by servomotor, described signal receiver (321) is electrically connected with described main control module (40), described servomotor is electrically connected with described main control module (40), and described signal receiver (321) receives the signal of described signal projector (111) to determine the working position of described testing platform (32) relative to described electric heating tube support (11).
6. the detection system of judgement electric heating tube heating homogeneity according to claim 3, it is characterized in that, the installation site of described contactless detection device on described testing platform (32) is adjustable.
7. the detection system of judgement electric heating tube heating homogeneity according to claim 3, it is characterized in that, described contactless detection device comprises thermal infrared imager, described thermal infrared imager is for detecting the temperature of the zones of different of a described electric heating tube, according to the difference of the temperature of the zones of different of described electric heating tube, described main control module (40) judges that whether described electric heating tube is qualified.
8. the detection system of judgement electric heating tube heating homogeneity according to claim 3, it is characterized in that, described contactless detection device comprises magnetic induction density tester, described magnetic induction density tester is for testing the magnetic field intensity of the zones of different of a described electric heating tube, according to the magnetic field intensity of the zones of different of described electric heating tube, described main control module (40) judges that whether described electric heating tube is qualified.
9. the detection system of judgement electric heating tube heating homogeneity according to claim 1, it is characterized in that, described supply module (20) comprises pressure regulator and the time relay, described pressure regulator is connected with power electric, described pressure regulator is electrically connected with the described time relay, and the described time relay is electrically connected with described electric heating tube.
10. the detection system of judgement electric heating tube heating homogeneity according to claim 9, it is characterized in that, described supply module (20) also comprises isolating transformer and A.C. contactor, described pressure regulator is connected with described power electric by described isolating transformer, and the described time relay is electrically connected with described electric heating tube by described A.C. contactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420436323.0U CN204203372U (en) | 2014-08-04 | 2014-08-04 | Detection system for judging heating uniformity of electric heating pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420436323.0U CN204203372U (en) | 2014-08-04 | 2014-08-04 | Detection system for judging heating uniformity of electric heating pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204203372U true CN204203372U (en) | 2015-03-11 |
Family
ID=52661317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420436323.0U Expired - Lifetime CN204203372U (en) | 2014-08-04 | 2014-08-04 | Detection system for judging heating uniformity of electric heating pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204203372U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122472B (en) * | 2014-08-04 | 2017-02-22 | 珠海格力电器股份有限公司 | Detection system and detection method for judging heating uniformity of electric heating pipe |
| CN108645887A (en) * | 2018-04-17 | 2018-10-12 | 盐城市华捷机械设备有限公司 | A kind of detection device of heating tube fever uniformity |
| CN108982584A (en) * | 2018-07-11 | 2018-12-11 | 辽宁嘉顺化工科技有限公司 | Electric heating tube internal oxidition magnesium uniformity detection system and method |
-
2014
- 2014-08-04 CN CN201420436323.0U patent/CN204203372U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122472B (en) * | 2014-08-04 | 2017-02-22 | 珠海格力电器股份有限公司 | Detection system and detection method for judging heating uniformity of electric heating pipe |
| CN108645887A (en) * | 2018-04-17 | 2018-10-12 | 盐城市华捷机械设备有限公司 | A kind of detection device of heating tube fever uniformity |
| CN108982584A (en) * | 2018-07-11 | 2018-12-11 | 辽宁嘉顺化工科技有限公司 | Electric heating tube internal oxidition magnesium uniformity detection system and method |
| CN108982584B (en) * | 2018-07-11 | 2020-11-06 | 辽宁嘉顺化工科技有限公司 | System and method for detecting uniformity of magnesium oxide in electric heating pipe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104122472A (en) | Detection system and detection method for judging heating uniformity of electric heating pipe | |
| CN102999071B (en) | Switch cabinet environment intelligent monitoring and processing system based on wireless network | |
| CN204203372U (en) | Detection system for judging heating uniformity of electric heating pipe | |
| CN110207857B (en) | Verification device and method for detecting temperature of wiring terminal of electric energy meter | |
| KR101934726B1 (en) | Heating cable Smart control and monitoring device | |
| CN203523055U (en) | Electric heating fabric and circuit integrity detection system for detecting integrity of sensing line | |
| CN105092063A (en) | Switch cabinet temperature measurement warning system | |
| CN103499764B (en) | A kind of door wiring harness plug-in detection equipment | |
| CN110149007B (en) | Alternating current active electronic current transformer and power supply method | |
| CN110856328A (en) | Closed-loop static monitoring and eliminating system | |
| CN107741521B (en) | Three-phase system non-contact high-voltage electrification judging and indicating device and method thereof | |
| CN102967789B (en) | High voltage test method and device with contact point loop rapid test function | |
| CN106485899A (en) | Family table wiring test device and its method of testing based on the power frequency distortion communication technology | |
| CN203479963U (en) | Cable partial discharge detection device | |
| CN202815065U (en) | Induction heater earth current on-line detecting device | |
| CN209894372U (en) | Calibration device for temperature detection of electric energy meter wiring terminal | |
| CN204882853U (en) | Electric energy meter pressure resistance test installation | |
| CN102879669B (en) | Failure current simulation device and working method thereof | |
| CN105004947A (en) | Alternating current ring network state monitoring method and system | |
| CN203745584U (en) | Hexagonal chart drawing device | |
| CN204883297U (en) | Intelligence enclosed bus with online monitoring function | |
| CN112305491B (en) | Multi-loop switching method | |
| CN102914757A (en) | Power-frequency high-voltage electroscope tester | |
| CN108279342B (en) | Different voltage performance test system of component | |
| CN113671281A (en) | High-voltage aging screening control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |