CN212904640U - Sensor test tool integrating detection and aging - Google Patents
Sensor test tool integrating detection and aging Download PDFInfo
- Publication number
- CN212904640U CN212904640U CN202021401926.9U CN202021401926U CN212904640U CN 212904640 U CN212904640 U CN 212904640U CN 202021401926 U CN202021401926 U CN 202021401926U CN 212904640 U CN212904640 U CN 212904640U
- Authority
- CN
- China
- Prior art keywords
- sensor
- bottom plate
- aging
- detection
- testing
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a sensor testing tool integrating detection and aging, which comprises a bottom plate, wherein a switching power supply is fixedly arranged at one end of the bottom plate, a testing mechanism for detecting and aging a sensor is arranged above the rest part of the bottom plate, the testing mechanism is erected on the bottom plate through a copper stud, and the testing mechanism and the bottom plate are arranged in a hanging way; the testing mechanism comprises a circuit board and a plurality of groups of parallel detection units arranged on the circuit board, and the detection units are electrically connected with the switching power supply. When the utility model is used for detecting the sensor, the sensor is only needed to be inserted into the sensor jack, and the toggle switch is opened to carry out performance detection and aging test, which is very convenient; set up a plurality of stations on the frock simultaneously, can realize carrying out simultaneous detection and aging test to a plurality of sensors, improve work efficiency greatly.
Description
Technical Field
The utility model relates to a sensor production technical field, especially a frock for detecting and ageing sensor.
Background
The VQ548 sensor is mainly used for measuring combustible gas, and the working mode of the sensor can be continuous or pulse, the rated voltage of the sensor is 3.0 +/-0.1V, and the rated current of the sensor is 39-47 mA. When the sensor is detected, the on-off and voltage-withstanding characteristics are mainly tested, the on-off is to test whether the signal output function of the output end of the sensor is normal or not, and the voltage withstanding is to test the aging test; the VQ548 sensor also requires whether the current at the nominal operating voltage is normal. According to the traditional detection method, a universal meter is adopted to detect the on-off of an output end, a voltage-withstanding tester is adopted to detect the dielectric strength, and therefore wiring is required to be conducted respectively in each detection.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that needs to solve provides a sensor test fixture, can carry out break-make detection and aging test to the sensor simultaneously, improves work efficiency.
In order to solve the technical problem, the utility model adopts the following technical proposal.
A sensor testing tool integrating detection and aging comprises a bottom plate, wherein a switching power supply is fixedly arranged at one end of the bottom plate, a testing mechanism for detecting and aging a sensor is arranged above the rest part of the bottom plate, the testing mechanism is erected on the bottom plate through a copper stud, and the testing mechanism and the bottom plate are arranged in a suspended mode; the testing mechanism comprises a circuit board and a plurality of groups of parallel detection units arranged on the circuit board, and the detection units are electrically connected with the switching power supply.
Above-mentioned collect and detect and age in sensor test fixture of an organic whole, detecting element is including opening the sensor jack that sets up on the circuit board and welding voltage conversion module, toggle switch, pilot lamp and binding post on the circuit board, install the voltmeter and the ampere meter of being connected through wire and binding post on the bottom plate.
Above-mentioned collect and detect and age in sensor test fixture of an organic whole, the main chip of voltage conversion module is HT 7830.
According to the sensor testing tool integrating detection and aging, a voltage stabilizing circuit is arranged in the switching power supply, and a main chip of the voltage stabilizing circuit is LM 2756.
The sensor testing tool integrates detection and aging, and the bottom plate is an acrylic plate.
Above-mentioned collect and detect and age in sensor test fixture of an organic whole, the bottom plate top is provided with two sets of accredited testing organization side by side, all sets up ten groups of detecting element on every accredited testing organization.
Due to the adoption of the technical scheme, the utility model has the following technical progress.
When the utility model is used for detecting the sensor, the sensor is only needed to be inserted into the sensor jack, and the toggle switch is opened to carry out performance detection and aging test, which is very convenient; set up a plurality of stations on the frock simultaneously, can realize carrying out simultaneous detection and aging test to a plurality of sensors, improve work efficiency greatly.
Drawings
Fig. 1 is a top view of the present invention;
fig. 2 is a perspective view of the present invention;
FIG. 3 is an electrical schematic of the present invention;
fig. 4 is a circuit diagram of the voltage conversion module of the present invention.
Wherein: 1. the device comprises a switch power supply, 2 parts of a testing mechanism, 21 parts of a sensor jack, 22 parts of a toggle switch, 23 parts of an indicator light, 24 parts of a wiring terminal, 3 parts of a copper stud and 4 parts of a bottom plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model provides a collect and detect and age in sensor test fixture of an organic whole, its structure is shown in fig. 1 and fig. 2, includes bottom plate 4, accredited testing organization 2 and switching power supply 1, and the bottom plate is ya li ke board, has insulating properties.
The switching power supply 1 is fixedly arranged at one end of the bottom plate and used for supplying power to the testing mechanism; the testing mechanism 2 is erected above the rest part of the bottom plate through a copper stud and is used for carrying out performance detection and aging experiments on the sensor. In this embodiment, two sets of accredited testing organization are provided with side by side above the bottom plate, and two sets of accredited testing organization all with bottom plate parallel arrangement, unsettled setting between accredited testing organization and the bottom plate, the heat dissipation in the course of the work of being convenient for.
The structure of the testing mechanism is shown in fig. 1, and the testing mechanism comprises a circuit board and a plurality of groups of parallel detection units arranged on the circuit board, wherein the detection units are electrically connected with a switching power supply; the circuit board is arranged on the floor through six copper studs, wherein four copper studs are arranged at four corners of the circuit board, and two copper studs are arranged in the middle of the circuit board. In this embodiment, each group of testing mechanisms is provided with ten groups of detecting units.
The detection unit comprises a sensor jack 21 arranged on the circuit board, a voltage conversion module welded on the circuit board, a toggle switch 22, an indicator lamp 23 and a wiring terminal 24, wherein the sensor jack 21 is used for inserting a sensor to be detected; the bottom plate is provided with a voltmeter and an ammeter which are connected with the wiring terminals through wires and used for indicating working voltage and working current when the sensor is detected. The toggle switch 22, the voltage conversion module, the indicator light 23 and the sensor ammeter are connected in series, the voltmeter is connected in parallel at two ends of the sensor, and the circuit is shown in fig. 3.
In the embodiment, a voltage stabilizing circuit is arranged in the switching power supply, and a main chip of the voltage stabilizing circuit is an LM2756 and is used for outputting stable working voltage; the main chip of the voltage conversion module is HT7830, and its circuit diagram is shown in fig. 4, which is used to provide a smooth operating voltage for the sensor.
The utility model discloses the during operation at first will wait to detect the sensor and insert the sensor jack of test structure, then switching power supply connects the electricity, opens toggle switch, if the pilot lamp lights, explains that sensor break-make performance is normal, observes voltmeter and ampere meter whether in rated operating range, if is, according to ageing time requirement switch on always can accomplish aging test promptly. If the sensor is abnormal, the toggle switch is closed, and the sensor is taken down.
Claims (6)
1. The utility model provides a collection detects and ages in sensor test fixture of an organic whole which characterized in that: the aging tester comprises a bottom plate (4), wherein a switching power supply (1) is fixedly arranged at one end of the bottom plate, a testing mechanism (2) for detecting and aging a sensor is arranged above the rest part of the bottom plate, the testing mechanism is erected on the bottom plate through a copper stud, and the testing mechanism and the bottom plate are arranged in a suspended manner; the testing mechanism comprises a circuit board and a plurality of groups of parallel detection units arranged on the circuit board, and the detection units are electrically connected with the switching power supply.
2. The sensor testing tool integrating detection and aging according to claim 1, characterized in that: the detection unit comprises a sensor jack (21) arranged on the circuit board, a voltage conversion module, a toggle switch (22), an indicator lamp (23) and a wiring terminal (24), wherein the voltage conversion module, the toggle switch (22), the indicator lamp and the wiring terminal are welded on the circuit board, and a voltmeter and an ammeter which are connected with the wiring terminal through a wire are installed on the bottom plate.
3. The sensor testing tool integrating detection and aging according to claim 2, characterized in that: the main chip of the voltage conversion module is HT 7830.
4. The sensor testing tool integrating detection and aging according to claim 1, characterized in that: a voltage stabilizing circuit is arranged in the switching power supply, and a main chip of the voltage stabilizing circuit is LM 2756.
5. The sensor testing tool integrating detection and aging according to claim 1, characterized in that: the bottom plate is an acrylic plate.
6. The sensor testing tool integrating detection and aging according to claim 1, characterized in that: two groups of testing mechanisms are arranged above the bottom plate in parallel, and each group of testing mechanisms is provided with ten groups of detecting units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021401926.9U CN212904640U (en) | 2020-07-16 | 2020-07-16 | Sensor test tool integrating detection and aging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021401926.9U CN212904640U (en) | 2020-07-16 | 2020-07-16 | Sensor test tool integrating detection and aging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212904640U true CN212904640U (en) | 2021-04-06 |
Family
ID=75288762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021401926.9U Active CN212904640U (en) | 2020-07-16 | 2020-07-16 | Sensor test tool integrating detection and aging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212904640U (en) |
-
2020
- 2020-07-16 CN CN202021401926.9U patent/CN212904640U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201522544U (en) | Detecting device used for diodes inside terminal box | |
| CN218240294U (en) | Device for batch insulating voltage-withstanding test of rectifier bridge | |
| CN212904640U (en) | Sensor test tool integrating detection and aging | |
| CN109342968B (en) | Device and method for testing battery module before welding | |
| CN111157885A (en) | AC/DC universal relay checking instrument | |
| CN205643595U (en) | Circuit break -make detection device | |
| CN212845674U (en) | Quick testing arrangement of battery case | |
| CN209894943U (en) | Lithium ion battery hot pressing becomes back battery voltage and examines circuit and equipment entirely | |
| CN209460300U (en) | A kind of controlled silicon detection apparatus | |
| CN209373027U (en) | The winding polarity test device of current transformer | |
| CN211698706U (en) | Test fixture of test solar street lamp controller | |
| CN219142760U (en) | Test bench for aging test of automotive high-temperature tail gas sensor | |
| CN220584322U (en) | Low-voltage contactor testing device | |
| CN219496627U (en) | Multichannel circuit detection device | |
| CN220525903U (en) | Seeker interface voltage measurement control device | |
| CN214703889U (en) | FTU and pole switch on-site detection device | |
| CN216816820U (en) | Testing device for flexible direct-current transmission converter valve half-bridge structure power module | |
| CN219871707U (en) | Lithium battery test platform | |
| CN205103339U (en) | Take electrical parameter tester of automatic multistation function | |
| CN210665918U (en) | Electron inspection device that ages convenient to remove | |
| CN215576274U (en) | Novel BMU slave control module aging vehicle | |
| CN204719181U (en) | The pressure resistant testing device of insulating paper | |
| CN217954687U (en) | Multifunctional tester for LED driver and switching power supply | |
| CN214122357U (en) | Tester of multi-channel protection device | |
| CN220795302U (en) | Motor winding coil on-off detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |