CN113588129B - Detection device for NTC thermistor - Google Patents
Detection device for NTC thermistor Download PDFInfo
- Publication number
- CN113588129B CN113588129B CN202110606051.9A CN202110606051A CN113588129B CN 113588129 B CN113588129 B CN 113588129B CN 202110606051 A CN202110606051 A CN 202110606051A CN 113588129 B CN113588129 B CN 113588129B
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- 238000001514 detection method Methods 0.000 title claims abstract description 100
- 238000010438 heat treatment Methods 0.000 claims description 16
- 125000003003 spiro group Chemical group 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000007689 inspection Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K15/00—Testing or calibrating of thermometers
- G01K15/007—Testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The invention discloses a detection device for an NTC thermistor, which comprises a base, wherein the outer wall of the top of the base is connected with a detection box with an opening at the bottom through a bolt in a screwed manner, a rectangular opening is formed in the outer wall of one side of the detection box, openings are formed in the two sides of the outer wall of the top of the base, the inner walls of the two openings are connected with the same detection plate in a sliding manner, detection seats distributed at equal distances are respectively connected with the outer wall of the top of the detection plate in a screwed manner through bolts, first electric sliding rails are respectively connected with the two sides of the inner wall of the top of the detection box through bolts in a screwed manner, the inner walls of the two first electric sliding rails are connected with the same sliding box in a sliding manner, and the rectangular opening is formed in the outer wall of the bottom of the sliding box. According to the invention, the detection mechanism is arranged in the detection box, and the thermistor is independently detected by the detection mechanism, so that the error of the existing detection device is reduced, and the accuracy of resistance detection is improved.
Description
Technical Field
The invention relates to the technical field of NTC thermistors, in particular to a detection device for an NTC thermistor.
Background
Thermistors are a class of sensitive elements that are classified into positive temperature coefficient thermistors (PTC) and negative temperature coefficient thermistors (NTC) according to temperature coefficients. A typical characteristic of thermistors is that they are temperature sensitive and exhibit different resistance values at different temperatures. Positive temperature coefficient thermistors (PTC) have a larger resistance value at higher temperatures, and negative temperature coefficient thermistors (NTC) have a lower resistance value at higher temperatures, which are all semiconductor devices.
The thermistor needs to be detected in production, the resistance of the thermistor is detected at different temperatures, and the existing detection mode is to detect a plurality of resistors at one time, so that the detection efficiency is improved, but the error generated in detection is relatively large.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a detection device for an NTC thermistor.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a detection device for NTC thermistor, includes the base, base top outer wall has the bottom to have open-ended detection case through the bolt spiro union, the rectangle mouth has been seted up to one side outer wall of detection case, the opening has all been seted up to the both sides of base top outer wall, and two open-ended inner wall sliding connection have same pick-up plate, the detection seat that all has equidistance to distribute through the bolt spiro union to the outer wall of pick-up plate top, the both sides of detection case top inner wall all have first electronic slide rail through the bolt spiro union, and the inner wall sliding connection of two first electronic slide rails has same slide case, the rectangle mouth has been seted up to the slide case bottom outer wall, and the inner wall sliding connection of rectangle mouth has first electric telescopic handle, there is detection mechanism on the output shaft of first electric telescopic handle through the bolt spiro union, detection mechanism includes that the bottom has open-ended detection cover, and detection cover bottom outer wall's both sides all have limit switch through the bolt spiro union, detection cover top inner wall has temperature sensor through the bolt spiro union, one side outer wall of detection case has control panel through the bolt spiro union.
Preferably, the inner walls of the detection covers are all connected with heating pipes through bolts in a screwed mode, and the heating pipes are located below the temperature sensor.
Preferably, the inner walls of the two sides of the sliding box are connected with the same screw rod through bearings, the outer wall of the screw rod is connected with a thread bush in a threaded mode, and the thread bush is connected to the first electric telescopic rod.
Preferably, one end of the screw rod is sleeved with a first gear, one side inner wall of the sliding box is in threaded connection with a motor through a bolt, and an output shaft of the motor is sleeved with a second gear meshed with the first gear.
Preferably, the two sides of the inner wall of the bottom of the base are slidably connected with the same sliding frame, the two sides of the inner wall of the bottom of the base are respectively connected with a second electric telescopic rod through bolts in a screwed mode, the output shafts of the two second electric telescopic rods are connected to the sliding frame, and the sliding frame is connected to the detection plate.
Preferably, the two sides of the inner wall of the bottom of the base are respectively connected with a second electric sliding rail through bolts in a threaded mode, the inner walls of the two second electric sliding rails are respectively connected with a sliding block in a sliding mode, and the two sliding blocks are connected to the detection plate.
Preferably, the second electric slide rail, the second electric telescopic rod and the heating pipe are all connected with a switch through wires, and the switch is connected with a controller through wires.
The beneficial effects of the invention are as follows:
1. this a detection device for NTC thermistor through setting up inspection mechanism in the inspection box, detects thermistor through detection mechanism alone, has reduced current detection device's error, has improved the rate of accuracy that the resistance detected.
2. This a detection device for NTC thermistor through setting up adjustable pick-up plate on the base, detects a plurality of resistance through the pick-up plate once, improves the efficiency that detects.
3. This a detection device for NTC thermistor through set up the heating pipe in detection mechanism, conveniently detects the resistance of resistance under different temperatures, avoids detecting the cover and is damaged through limit switch.
Drawings
Fig. 1 is a schematic structural diagram of a detection device for an NTC thermistor according to the present invention;
fig. 2 is a schematic cross-sectional structure diagram of a detection box of a detection device for an NTC thermistor according to the present invention;
FIG. 3 is a schematic diagram of a detecting mechanism of a detecting device for NTC thermistors according to the present invention;
FIG. 4 is a schematic diagram showing a cross-sectional structure of a base of a detection device for NTC thermistors according to an embodiment of the present invention;
fig. 5 is a schematic cross-sectional structure diagram of a second base of an exemplary embodiment of a detection device for an NTC thermistor according to the present invention.
In the figure: 1 base, 2 control panel, 3 pick-up plate, 4 detection seat, 5 detection case, 6 first electronic slide rail, 7 slip case, 8 first electronic telescopic link, 9 screw rods, 10 first gears, 11 detection mechanism, 12 detection cover, 13 temperature sensor, 14 heating pipe, 15 limit switch, 16 second electronic telescopic link, 17 carriage, 18 second electronic slide rail, 19 slider.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1
Referring to fig. 1-4, a detection device for NTC thermistor comprises a base 1, a detection box 5 with an opening at the bottom is connected to the outer wall of the top of the base 1 through bolt screwing, a rectangular opening is formed on the outer wall of one side of the detection box 5, openings are formed on both sides of the outer wall of the top of the base 1, the inner walls of the two openings are slidably connected with the same detection plate 3, detection seats 4 distributed equidistantly are connected to the outer wall of the top of the detection plate 3 through bolt screwing, first electric slide rails 6 are connected to both sides of the inner wall of the top of the detection box 5 through bolt screwing, the inner walls of the two first electric slide rails 6 are slidably connected with the same slide box 7, a rectangular opening is formed on the outer wall of the bottom of the slide box 7, a first electric telescopic rod 8 is connected to the inner wall of the rectangular opening in a sliding manner, a detection mechanism 11 is connected to the output shaft of the first electric telescopic rod 8 through bolt screwing, the detection mechanism 11 comprises a detection cover 12 with an opening at the bottom, limit switches 15 are connected to two sides of the outer wall of the bottom of the detection cover 12 through bolt threads, a temperature sensor 13 is connected to the inner wall of the top of the detection cover 12 through bolt threads, a control panel 2 is connected to one side outer wall of the detection box 5 through bolt threads, a heating pipe 14 is connected to the inner wall of the detection cover 12 through bolt threads, the heating pipe 14 is positioned below the temperature sensor 13, the inner walls of two sides of the sliding box 7 are connected with the same screw rod 9 through bearings, a thread sleeve is connected to the outer wall of the screw rod 9 through a thread sleeve, the thread sleeve is connected to the first electric telescopic rod 8, a first gear 10 is sleeved at one end of the screw rod 9, a motor is connected to the inner wall of one side of the sliding box 7 through bolt threads, a second gear meshed with the first gear 10 is sleeved on an output shaft of the motor, the two sides of the inner wall of the bottom of the base 1 are connected with the same sliding frame 17 in a sliding manner, the both sides of the inner wall of the bottom of the base 1 are all connected with a second electric telescopic rod 16 through bolts in a threaded manner, and the output shafts of the two second electric telescopic rods 16 are connected to a sliding frame 17, the sliding frame 17 is connected to the detection plate 3, the second electric telescopic rod 16 and the heating pipe 14 are both connected with a switch through wires, and the switch is connected with a controller through wires.
Working principle: when the detector is used, the detector board 3 is driven to push out through the second electric telescopic rod 16, then the thermistor is connected to each detector seat 4, each detector seat 4 is connected with a resistor, when the detector seat 4 is electrified, the resistor can detect real-time resistance of the thermistor, meanwhile, the first electric sliding rail 6 and the screw 9 are mutually matched with the detection mechanism 11 to move in the detection box 5, when the detector moves to the upper part of one detector seat 4, the first electric telescopic rod 8 drives the detection mechanism 11 to cover the detector seat 4, then the temperature in the detection cover 12 is gradually adjusted through the heating pipe 14, so that resistance of the thermistor is observed, and the resistors on the detector board 3 are tested one by one.
Example two
Referring to FIGS. 1-3 and 5, a detection device for NTC thermistors comprises a base 1, wherein the outer wall of the top of the base 1 is in threaded connection with a detection box 5 with an opening at the bottom through bolts, a rectangular opening is formed on the outer wall of one side of the detection box 5, openings are formed on two sides of the outer wall of the top of the base 1, two inner walls of the openings are in sliding connection with the same detection plate 3, detection seats 4 distributed equidistantly are in threaded connection with the outer wall of the top of the detection plate 3 through bolts, first electric sliding rails 6 are in threaded connection with two sides of the inner wall of the top of the detection box 5 through bolts, the inner walls of the two first electric sliding rails 6 are in sliding connection with the same sliding box 7, a rectangular opening is formed on the outer wall of the bottom of the sliding box 7, a first electric telescopic rod 8 is in sliding connection with the inner wall of the rectangular opening, a detection mechanism 11 is in the output shaft of the first electric telescopic rod 8 through bolts, the detection mechanism 11 comprises a detection cover 12 with the opening at the bottom, and the two sides of the outer wall of the bottom of the detection cover 12 are both connected with a limit switch 15 through bolts, the inner wall of the top of the detection cover 12 is connected with a temperature sensor 13 through bolts, the outer wall of one side of the detection box 5 is connected with a control panel 2 through bolts, the inner wall of the detection cover 12 is connected with a heating pipe 14 through bolts, the heating pipe 14 is positioned below the temperature sensor 13, the inner walls of the two sides of the sliding box 7 are connected with the same screw 9 through bearings, the outer wall of the screw 9 is connected with a thread bush, the thread bush is connected with a first electric telescopic rod 8, one end of the screw 9 is connected with a first gear 10 in a sleeved mode, the inner wall of one side of the sliding box 7 is connected with a motor through bolts in a sleeved mode, the output shaft of the motor is connected with a second gear meshed with the first gear 10 in a sleeved mode, the two sides of the inner wall of the bottom of the base 1 are connected with a second electric slide rail 18 through bolts in a sleeved mode, and the inner walls of the two second electric sliding rails 18 are both connected with sliding blocks 19 in a sliding way, the two sliding blocks 19 are connected to the detection plate 3, the second electric sliding rails 18 and the heating pipe 14 are both connected with a switch through wires, and the switch is connected with a controller through wires.
Working principle: when the detector is used, the detector board 3 is driven to push out through the second electric hub 18, then the thermistor is connected to each detector seat 4, each detector seat 4 is connected with a resistor, when the detector seat 4 is electrified, the resistor can detect real-time resistance of the thermistor, meanwhile, the first electric sliding rail 6 and the screw 9 are mutually matched with the detection mechanism 11 to move in the detection box 5, when the detector moves to the upper part of one detector seat 4, the first electric telescopic rod 8 drives the detection mechanism 11 to cover the detector seat 4, then the temperature in the detection cover 12 is gradually adjusted through the heating pipe 14, so that resistance of the thermistor is observed, and the resistors on the detector board 3 are tested one by one.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (4)
1. The utility model provides a detection device for NTC thermistor, includes base (1), its characterized in that, base (1) top outer wall fixedly connected with bottom has open-ended detection case (5), rectangular opening has been seted up to one side outer wall of detection case (5), the opening has all been seted up to the both sides of base (1) top outer wall, and two open-ended inner wall sliding connection have same pick-up plate (3), the equal fixedly connected with equidistance detection seat (4) of pick-up plate (3) top outer wall, the equal fixedly connected with first electronic slide rail (6) in both sides of detection case (5) top inner wall, and the inner wall sliding connection of two first electronic slide rail (6) has same slide case (7), rectangular opening has been seted up to slide case (7) bottom outer wall, and rectangular opening's inner wall sliding connection has first electric telescopic handle (8), detection mechanism (11) are including bottom have open-ended detection cover (12), and detection cover (12) bottom outer wall fixedly connected with equidistance detection seat (4), temperature-sensing cover (12) are connected with inner wall (12), heating pipe (14) are connected with each other in the equal fixedly, and heating pipe (14) are located the below of temperature sensor (13), the both sides inner wall of sliding box (7) is connected with same screw rod (9) through the bearing, and the outer wall spiro union of screw rod (9) has the thread bush, the thread bush is connected on first electric telescopic handle (8), first gear (10) have been cup jointed to the one end of screw rod (9), one side inner wall fixedly connected with motor of sliding box (7), and cup jointed the second gear with first gear (10) intermeshing on the output shaft of motor.
2. The detection device for the NTC thermistor according to claim 1, wherein two sides of the inner wall of the bottom of the base (1) are slidably connected with the same sliding frame (17), two sides of the inner wall of the bottom of the base (1) are fixedly connected with second electric telescopic rods (16), output shafts of the two second electric telescopic rods (16) are connected to the sliding frame (17), and the sliding frame (17) is connected to the detection plate (3).
3. The detection device for the NTC thermistor according to claim 1, wherein the two sides of the inner wall of the bottom of the base (1) are fixedly connected with second electric sliding rails (18), the inner walls of the two second electric sliding rails (18) are slidably connected with sliding blocks (19), and the two sliding blocks (19) are connected to the detection plate (3).
4. A detection device for an NTC thermistor according to claim 3, characterized in that the second electric slide (18), the second electric telescopic rod (16) and the heating tube (14) are all connected with a switch by means of wires, and the switch is connected with a controller by means of wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110606051.9A CN113588129B (en) | 2021-06-01 | 2021-06-01 | Detection device for NTC thermistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110606051.9A CN113588129B (en) | 2021-06-01 | 2021-06-01 | Detection device for NTC thermistor |
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| CN113588129A CN113588129A (en) | 2021-11-02 |
| CN113588129B true CN113588129B (en) | 2024-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110606051.9A Active CN113588129B (en) | 2021-06-01 | 2021-06-01 | Detection device for NTC thermistor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118209222B (en) * | 2024-05-21 | 2024-07-26 | 杭州田正弘电子科技有限公司 | Thermistor harness detector |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110967376A (en) * | 2019-12-13 | 2020-04-07 | 上海吉埃姆智能设备有限公司 | Welding quality detection system |
| CN212111341U (en) * | 2020-05-25 | 2020-12-08 | 南京信息工程大学 | Diaphragm material humidity detection device |
| DE212020000266U1 (en) * | 2020-07-03 | 2020-12-09 | Suzhou Zhongchuang Sunshine New Energy Technology Co., Ltd. | A fastening device for the maintenance of vacuum pumps |
| CN213148639U (en) * | 2020-09-10 | 2021-05-07 | 湖北路城建设科技有限公司 | Detection device is used in brick production of permeating water |
-
2021
- 2021-06-01 CN CN202110606051.9A patent/CN113588129B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110967376A (en) * | 2019-12-13 | 2020-04-07 | 上海吉埃姆智能设备有限公司 | Welding quality detection system |
| CN212111341U (en) * | 2020-05-25 | 2020-12-08 | 南京信息工程大学 | Diaphragm material humidity detection device |
| DE212020000266U1 (en) * | 2020-07-03 | 2020-12-09 | Suzhou Zhongchuang Sunshine New Energy Technology Co., Ltd. | A fastening device for the maintenance of vacuum pumps |
| CN213148639U (en) * | 2020-09-10 | 2021-05-07 | 湖北路城建设科技有限公司 | Detection device is used in brick production of permeating water |
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| CN113588129A (en) | 2021-11-02 |
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