CN113588129A - Detection device for NTC thermistor - Google Patents
Detection device for NTC thermistor Download PDFInfo
- Publication number
- CN113588129A CN113588129A CN202110606051.9A CN202110606051A CN113588129A CN 113588129 A CN113588129 A CN 113588129A CN 202110606051 A CN202110606051 A CN 202110606051A CN 113588129 A CN113588129 A CN 113588129A
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- wall
- detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 100
- 238000010438 heat treatment Methods 0.000 claims description 16
- 238000007689 inspection Methods 0.000 abstract description 4
- 125000003003 spiro group Chemical group 0.000 description 3
- 238000010586 diagram 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
- 239000004065 semiconductor Substances 0.000 description 1
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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 in threaded connection with a detection box with an opening at the bottom through bolts, the outer wall of one side of the detection box is provided with a rectangular opening, the two sides of the outer wall of the top of the base are both provided with openings, the inner walls of the two openings are in sliding connection with the same detection plate, the outer wall of the top of the detection plate is in threaded connection with detection seats distributed at equal intervals through bolts, the two sides of the inner wall of the top of the detection box are both in threaded connection with first electric sliding rails through bolts, the inner walls of the two first electric sliding rails are in sliding connection with the same sliding box, and the outer wall of the bottom of the sliding box is provided with a rectangular opening. According to the invention, the inspection mechanism is arranged in the inspection box, and the detection mechanism is used for detecting the thermistor independently, so that the error of the conventional 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, which are classified into positive temperature coefficient thermistors (PTC) and negative temperature coefficient thermistors (NTC) according to their temperature coefficients. Thermistors are typically temperature sensitive and exhibit different resistance values at different temperatures. A positive temperature coefficient thermistor (PTC) has a higher resistance value at a higher temperature, and a negative temperature coefficient thermistor (NTC) has a lower resistance value at a higher temperature, which are both semiconductor devices.
The thermistor needs to be detected during production, the resistance value of the thermistor is detected at different temperatures, the existing detection modes are that a plurality of resistors are detected at one time, and although the detection efficiency is improved, the error generated during 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 purpose, the invention adopts the following technical scheme:
a detection device for an NTC thermistor comprises a base, wherein the outer wall of the top of the base is in threaded connection with a detection box with an opening at the bottom through a bolt, the outer wall of one side of the detection box is provided with a rectangular opening, the two sides of the outer wall of the top of the base are both provided with openings, the inner walls of the two openings are in sliding connection with the same detection plate, the outer wall of the top of the detection plate is in threaded connection with detection seats distributed equidistantly through bolts, the two sides of the inner wall of the top of the detection box are both in threaded connection with first electric sliding rails through bolts, the inner walls of the two first electric sliding rails are in sliding connection with the same sliding box, the outer wall of the bottom of the sliding box is provided with a rectangular opening, the inner wall of the rectangular opening is in sliding connection with a first electric telescopic rod, an output shaft of the first electric telescopic rod is in threaded connection with a detection mechanism through a bolt, and the detection mechanism comprises a detection cover with an opening at the bottom, and the both sides that detect cover bottom outer wall all have limit switch through the bolt spiro union, it has temperature sensor to detect cover top inner wall through the bolt spiro union, one side outer wall of detection case has control panel through the bolt spiro union.
Preferably, the inner wall of the detection cover is connected with a heating pipe in a threaded manner through a bolt, and the heating pipe is positioned below the temperature sensor.
Preferably, the inner walls of the two sides of the sliding box are connected with the same screw through a bearing, the outer wall of the screw is connected with a threaded sleeve in a threaded mode, and the threaded sleeve is connected to the first electric telescopic rod.
Preferably, one end of the screw rod is sleeved with a first gear, the inner wall of one side of the sliding box is connected with a motor in a threaded manner through a bolt, and an output shaft of the motor is sleeved with a second gear which is 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 screwed with a second electric telescopic rod through bolts, output shafts of the two second electric telescopic rods are connected onto the sliding frame, and the sliding frame is connected onto the detection plate.
Preferably, the two sides of the inner wall of the bottom of the base are both connected with second electric sliding rails through bolts in a threaded mode, the inner walls of the two second electric sliding rails are both connected with sliding blocks in a sliding mode, and the two sliding blocks are connected to the detection plate.
Preferably, the second electric sliding 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 invention has the beneficial effects that:
1. this a detection device for NTC thermistor through set up inspection mechanism in the inspection box, detects thermistor alone through detection mechanism, has reduced current detection device's error, has improved the rate of accuracy that resistance detected.
2. This a detection device for NTC thermistor through set up adjustable pick-up plate on the base, once detects a plurality of resistances through the pick-up plate, 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 through limit switch and is damaged.
Drawings
Fig. 1 is a schematic structural diagram of a detection apparatus for an NTC thermistor according to the present invention;
FIG. 2 is a schematic cross-sectional view illustrating a detection box of the detection apparatus for an NTC thermistor according to the present invention;
FIG. 3 is a schematic structural diagram of a detecting mechanism of a detecting device for an NTC thermistor according to the present invention;
FIG. 4 is a schematic cross-sectional view of a base of a detecting device for an NTC thermistor according to an embodiment of the present invention;
fig. 5 is a schematic cross-sectional view of a second base of an embodiment of a detecting device for an NTC thermistor according to the present invention.
In the figure: the device comprises a base 1, a control panel 2, a detection plate 3, a detection seat 4, a detection box 5, a first electric slide rail 6, a sliding box 7, a first electric telescopic rod 8, a screw rod 9, a first gear 10, a detection mechanism 11, a detection cover 12, a temperature sensor 13, a heating pipe 14, a limit switch 15, a second electric telescopic rod 16, a sliding frame 17, a second electric slide rail 18 and a slide block 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-4, a detection device for an NTC thermistor comprises a base 1, wherein the outer wall of the top of the base 1 is screwed with a detection box 5 with an opening at the bottom through a bolt, the outer wall of one side of the detection box 5 is provided with a rectangular opening, the outer wall of the top of the base 1 is provided with openings at both sides, and the two open inner walls are slidably connected with a same detection plate 3, the outer wall of the top of the detection plate 3 is screwed with detection seats 4 distributed equidistantly through bolts, the two sides of the inner wall of the top of the detection box 5 are both screwed with first electric slide rails 6 through bolts, and the inner walls of the two first electric slide rails 6 are slidably connected with a same slide box 7, the outer wall of the bottom of the slide box 7 is provided with a rectangular opening, and the inner wall of the rectangular opening is slidably connected with a first electric telescopic rod 8, the output shaft of the first electric telescopic rod 8 is screwed with a detection mechanism 11 through a bolt, the detection mechanism 11 comprises a detection cover 12 with an opening at the bottom, the two sides of the outer wall of the bottom of the base 1 are both connected with a limit switch 15 through bolts in a screwed manner, the inner wall of the top of the detection cover 12 is connected with a temperature sensor 13 through bolts in a screwed manner, the outer wall of one side of the detection box 5 is connected with the control panel 2 through bolts in a screwed manner, the inner wall of the detection cover 12 is connected with a heating pipe 14 through bolts in a screwed manner, 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 a same screw 9 through bearings, the outer wall of the screw 9 is connected with a threaded sleeve in a screwed manner, the threaded sleeve is connected on a first electric telescopic rod 8, one end of the screw 9 is connected with a first gear 10 in a sleeved manner, the inner wall of one side of the sliding box 7 is connected with a motor through bolts in a screwed manner, a second gear which is 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 a same sliding frame 17 in a sliding manner, and the two sides of the inner wall of the bottom of the base 1 are both connected with second electric telescopic rods 16 through bolts in a screwed manner, and the output shafts of the two second electric telescopic rods 16 are connected on the sliding frame 17, the sliding frame 17 is connected on the detection plate 3, the second electric telescopic rods 16 and the heating pipe 14 are both connected with a switch through leads, and the switch is connected with a controller through leads.
The working principle is as follows: during the use, earlier release through 16 drive pick-up plate 3 of second electric telescopic handle, then connect thermistor at each detection seat 4, every detection seat 4 all is connected with the ohmmeter, the ohmmeter can detect thermistor's real-time resistance when detecting seat 4 circular telegram, simultaneously first electric slide rail 6 and screw rod 9 are joined in marriage each other detection mechanism 11 and are removed in detection case 5, when removing one of them detection seat 4 top, 8 drive detection mechanism 11 covers of first electric telescopic handle are on detecting seat 4, then adjust the temperature in detecting cover 12 gradually through heating pipe 14, thereby observe thermistor's resistance, test resistance on the pick-up plate 3 one by one.
Example two
Referring to fig. 1-3 and 5, a detection device for an NTC thermistor comprises a base 1, wherein the outer wall of the top of the base 1 is screwed with a detection box 5 with an opening at the bottom through a bolt, the outer wall of one side of the detection box 5 is provided with a rectangular opening, the outer wall of the top of the base 1 is provided with openings at both sides, the inner walls of the two openings are slidably connected with a same detection plate 3, the outer wall of the top of the detection plate 3 is screwed with detection seats 4 distributed equidistantly through bolts, the inner wall of the top of the detection box 5 is screwed with first electric slide rails 6 through bolts at both sides, the inner walls of the two first electric slide rails 6 are slidably connected with a same slide box 7, the outer wall of the bottom of the slide box 7 is provided with a rectangular opening, the inner wall of the rectangular opening is slidably connected with a first electric telescopic rod 8, an output shaft of the first electric telescopic rod 8 is screwed with a detection mechanism 11 through a bolt, the detection mechanism 11 comprises a detection cover 12 with an opening at the bottom, the two sides of the outer wall of the bottom of the detection cover 12 are both connected with limit switches 15 through bolts in a screwed manner, the inner wall of the top of the detection cover 12 is connected with a temperature sensor 13 through bolts in a screwed manner, the outer wall of one side of the detection box 5 is connected with a control panel 2 through bolts in a screwed manner, the inner wall of the detection cover 12 is connected with a heating pipe 14 through bolts in a screwed manner, 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 a same screw 9 through bearings, the outer wall of the screw 9 is connected with a threaded sleeve in a screwed manner, the threaded sleeve is connected on a first electric telescopic rod 8, one end of the screw 9 is connected with a first gear 10 in a sleeved manner, the inner wall of one side of the sliding box 7 is connected with a motor through bolts in a screwed manner, 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 both connected with second electric sliding rails 18 through bolts in a screwed manner, and sliding blocks 19 are connected with the inner walls of the two second electric sliding rails 18 in a sliding manner, the two sliding blocks 19 are connected to the detection plate 3, the second electric sliding rail 18 and the heating pipe 14 are both connected with a switch through a conducting wire, and the switch is connected with a controller through a conducting wire.
The working principle is as follows: during the use, earlier release through the electronic flower-drum 18 drive pick-up plate 3 of second, then connect thermistor at each detection seat 4, every detection seat 4 all is connected with the ohmmeter, the ohmmeter can detect thermistor's real-time resistance when detecting seat 4 circular telegram, first electronic slide rail 6 and screw rod 9 are joined in marriage each other detection mechanism 11 and are removed in detection case 5 simultaneously, when removing one of them detection seat 4 top, 8 drive detection mechanism 11 covers of first electric telescopic handle on detecting seat 4, then adjust the temperature in detecting cover 12 gradually through heating pipe 14, thereby observe thermistor's resistance, test resistance on the pick-up plate 3 one by one.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A detection device for an NTC thermistor comprises a base (1) and is characterized in that the outer wall of the top of the base (1) is fixedly connected with a detection box (5) with an opening at the bottom, the outer wall of one side of the detection box (5) is provided with a rectangular opening, the two sides of the outer wall of the top of the base (1) are both provided with openings, the inner walls of the two openings are slidably connected with a same detection plate (3), the outer wall of the top of the detection plate (3) is fixedly connected with detection seats (4) which are distributed equidistantly, the two sides of the inner wall of the top of the detection box (5) are both fixedly connected with first electric slide rails (6), the inner walls of the two first electric slide rails (6) are slidably connected with a same slide box (7), the outer wall of the bottom of the slide box (7) is provided with a rectangular opening, and the inner wall of the rectangular opening is slidably connected with a first electric telescopic rod (8), fixedly connected with detection mechanism (11) on the output shaft of first electric telescopic handle (8), detection mechanism (11) have open-ended detection cover (12) including the bottom, and detect the equal fixedly connected with limit switch (15) in both sides of cover (12) bottom outer wall, detect cover (12) top inner wall fixedly connected with temperature sensor (13), one side outer wall fixedly connected with control panel (2) of detection case (5).
2. A measuring device for NTC thermistors according to claim 1, characterised in that the inner walls of the measuring mantle (12) are fixedly connected with a heating tube (14), and the heating tube (14) is located below the temperature sensor (13).
3. The detection device for the NTC thermistor according to claim 2, characterized in that the inner walls of both sides of the sliding box (7) are connected with the same screw (9) through bearings, and the outer wall of the screw (9) is screwed with a threaded sleeve, which is connected to the first electric telescopic rod (8).
4. The detection device for the NTC thermistor according to claim 3, wherein a first gear (10) is sleeved on one end of the screw (9), a motor is fixedly connected to one side of the inner wall of the sliding box (7), and a second gear meshed with the first gear (10) is sleeved on the output shaft of the motor.
5. A measuring device for NTC thermistor according to claim 4, characterized in that the same sliding rack (17) is slidably connected to both sides of the bottom inner wall of the base (1), the second electric telescopic rods (16) are fixedly connected to both sides of the bottom inner wall of the base (1), and the output shafts of the two second electric telescopic rods (16) are connected to the sliding rack (17), and the sliding rack (17) is connected to the measuring board (3).
6. The detecting device for the NTC thermistor according to claim 4, characterized in that the second electric slide rails (18) are fixedly connected to both sides of the bottom inner wall of the base (1), and the inner walls of the two second electric slide rails (18) are slidably connected with the sliding blocks (19), and the two sliding blocks (19) are connected to the detecting plate (3).
7. The detection device for the NTC thermistor according to claim 6, characterized in that the second electric slide rail (18), the second electric telescopic rod (16) and the heating tube (14) are all connected with a switch through wires, and the switch is connected with a controller through 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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| Publication Number | Publication Date |
|---|---|
| CN113588129A true CN113588129A (en) | 2021-11-02 |
| CN113588129B 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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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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| CN113588129B (en) | 2024-03-15 |
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