CN216926887U

CN216926887U - Battery version sensor test power

Info

Publication number: CN216926887U
Application number: CN202220420669.6U
Authority: CN
Inventors: 陈文兵; 韦丽平; 况小宝
Original assignee: Shenzhen Xingtianyu Electronic Equipment Co ltd
Current assignee: Shenzhen Xingtianyu Electronic Equipment Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-07-08
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses a battery version sensor testing power supply, and relates to the technical field of sensor testing. The portable power supply comprises a box body, wherein a PCB (printed circuit board) is arranged in the box body, an adjusting knob, a voltage and current display screen, a PNP (plug-and-play) output display screen, an NPN (negative-and-positive) display screen, a power indicator lamp, an NPN output indicator lamp, a PNP output indicator lamp, two power wiring terminals, an NPN output end and a PNP output end are sequentially arranged on one side of the box body, two supporting plates are rotatably and movably matched on one side of the box body, and two first threaded rods are rotatably matched between the two supporting plates. According to the utility model, the distance between the two clamping plates is conveniently adjusted by rotating the first threaded rod, the possibility that one end of the cable is separated from the wiring terminal in the use process of the device is reduced, the test stability of the device is enhanced, and the test result is conveniently displayed through the action of the PNP output display screen and the NPN display screen.

Description

Battery version sensor test power

Technical Field

The utility model belongs to the technical field of sensor testing, and particularly relates to a battery plate sensor testing power supply.

Background

With the increasing expansion of the functions of consumer electronics, the application of the sensor is gradually popularized, and the magnetic sensor and the acceleration sensor in the sensor have gradually become the standard configuration of some handheld electronic products. In order to improve the reliability of electronic products, various sensors need to be tested before the electronic products leave a factory to ensure the accuracy and reliability of functions.

The existing battery plate sensor testing device is poor in stability in the using process, and meanwhile, a wiring terminal is easy to fall off in the testing process, so that errors exist in the testing result.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a battery version sensor testing power supply, which solves the technical problems that the existing battery version sensor testing device is poor in stability and a wiring terminal is easy to fall off.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model provides a battery version sensor test power supply, includes the box, and the inside of box is equipped with the PCB circuit board, and one side is equipped with adjust knob, voltage current display screen, PNP output display screen, NPN display screen, power indicator, NPN output indicator, PNP output indicator, two power wiring end, NPN output and PNP output in proper order, and one side of box still rotates and clearance fit has two backup pads, and the inboard of two backup pads all is equipped with splint, between the clearance fit have two first threaded rods.

Optionally, four second fixed blocks are installed on the lower side of the box body, a fixed column is arranged on the lower side of each second fixed block in a rotating fit mode, a fixed plate is arranged on one side of each fixed column in a rotating fit mode, a base is movably matched with one end of each fixed column, a supporting block is fixed at one end of each fixed column, the base is movably matched with the lower side of the corresponding supporting block, and a baffle is movably matched with the inner side of the corresponding supporting block.

Optionally, a bearing is installed on one side of the fixing column, the fixing plate is installed on one side of the bearing, and a second threaded rod is rotatably matched between the two opposite fixing plates.

Optionally, the middle parts of the first threaded rod and the second threaded rod are respectively provided with a partition plate, and the threaded directions of the threaded rods on the two sides of the partition plate are opposite.

Optionally, four first fixed blocks are fixed on one side of the box body, a first spring slide rod is rotatably matched on one side of each first fixed block, and the support plate is movably matched on the lower sides of the two adjacent first spring slide rods.

Optionally, a plurality of second spring slide bars are arranged between the clamping plate and the supporting plate, and a plurality of limiting grooves are formed in the inner side of the clamping plate.

The embodiment of the utility model has the following beneficial effects:

in one embodiment of the utility model, the positive and negative poles of a power supply are conveniently accessed through the action of two power supply wiring terminals, the NPN wire end is conveniently clamped through the action of an NPN output end, the PNP wire end is conveniently clamped and limited through the action of a PNP output end, the distance between two clamping plates is conveniently adjusted through rotating a first threaded rod, an accessed cable is conveniently clamped and limited through the action of the clamping plates, the possibility that one end of the cable is separated from the wiring terminals in the use process of the device is reduced, the test stability of the device is enhanced, current and voltage are conveniently adjusted through the action of an adjusting knob and are displayed through a voltage and current display screen, the test result is conveniently displayed through the action of a PNP output display screen and an NPN display screen, the device is conveniently placed on a workbench through the action of a base, and is conveniently clamped on the workbench through the action of a baffle plate, and then reduce the device and appear the possibility of empting in the use, and then improve the effect of test.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic bottom perspective view of an embodiment of the present invention;

fig. 4 is a circuit diagram of an embodiment of the utility model.

Wherein the figures include the following reference numerals:

the PNP power supply device comprises a box body 1, an adjusting knob 2, a voltage and current display screen 3, a PNP output display screen 4, an NPN display screen 5, a power indicator lamp 6, an NPN output indicator lamp 7, a PNP output indicator lamp 8, a power terminal 9, an NPN output end 10, a PNP output end 11, a first fixed block 12, a first spring slide rod 13, a supporting plate 14, a second spring slide rod 15, a clamping plate 16, a first threaded rod 17, a second fixed block 18, a fixed column 19, a supporting block 20, a base 21 and a baffle 22.

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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses.

In order to keep the following description of the embodiments of the utility model clear and concise, a detailed description of known functions and known parts of the utility model is omitted.

Referring to fig. 1-4, in the present embodiment, a battery version sensor test power supply is provided, which includes a box 1, a PCB circuit board is disposed inside the box 1, an adjusting knob 2, a voltage and current display screen 3, a PNP output display screen 4, an NPN display screen 5, a power indicator 6, an NPN output indicator 7, a PNP output indicator 8, two power terminals 9, an NPN output terminal 10, and a PNP output terminal 11 are sequentially disposed on one side of the box 1, two support plates 14 are further rotatably and movably engaged with one side of the box 1, a clamp plate 16 is disposed on each of the inner sides of the two support plates 14, and two first threaded rods 17 are rotatably engaged with the inner sides of the two support plates 14.

The application of one aspect of the embodiment is as follows: when in use, the positive and negative poles of the power cord are clamped inside the two power supply terminals 9, then the NPN terminal is clamped inside the NPN output terminal 10, the PNP terminal is clamped inside the PNP output terminal 11, the other ends of the NPN and the PNP are connected on the battery board, then the first threaded rod 17 is rotated to adjust the position of the supporting plate 14, then the clamping plate 16 can clamp and limit the cable, then the adjusting knob 2 is rotated to adjust the current and the voltage of the power supply and the current and the voltage are displayed by the voltage and current display screen 3, finally the second threaded rod is rotated to enable the base 21 to support the box body 1 or enable the baffle 22 to clamp the box body 1 on a workbench, and finally the PCB in the box body 1 is tested and operated on the battery plate, in the testing process, the NPN output indicator lamp 7 and the PNP output indicator lamp 8 are connected for indication, and the PNP output display screen 4 and the NPN display screen 5 can display the testing result of the battery version. It should be noted that all the electric devices referred to in this application may be powered by a storage battery or an external power source.

The positive and negative poles of a power supply are conveniently accessed through the action of two power supply wiring terminals 9, the NPN wire end is conveniently clamped through the action of an NPN output end 10, the PNP wire end is conveniently clamped and limited through the action of a PNP output end 11, the distance between two clamping plates 16 is conveniently adjusted through rotating a first threaded rod 17, an accessed cable is conveniently clamped and limited through the action of the clamping plates 16, the possibility that one end of the cable is separated from the wiring end in the use process of the device is reduced, the test stability of the device is enhanced, current and voltage are conveniently adjusted through the action of an adjusting knob 2 and are displayed through a voltage and current display screen 3, the test result is conveniently displayed through the action of a PNP output display screen 4 and an NPN display screen 5, the device is conveniently placed on a workbench through the action of a base 21, and is conveniently clamped on the workbench through the action of a baffle 22, and then reduce the possibility that the device appears empting in the use, and then improve the effect of test.

Referring to fig. 3, in the present embodiment, four second fixing blocks 18 are installed at the lower side of the box body 1, a fixing column 19 is rotatably fitted at the lower side of the second fixing block 18, a fixing plate is rotatably fitted at one side of the fixing column 19, a base 21 is movably fitted at one end of the fixing column 19, a supporting block 20 is fixed at one end of the fixing column 19, the base 21 is movably fitted at the lower side of the supporting block 20, a baffle 22 is movably fitted at the inner side of the supporting block 20, a bearing is installed at one side of the fixing column 19, the fixing plate is installed at one side of the bearing, a second threaded rod is rotatably fitted between two opposite fixing plates, a baffle is installed at the middle portion of the first threaded rod 17 and the second threaded rod, the threaded rods at two sides of the baffle have opposite threaded directions, the fixing plate can rotate during the process of rotating the second threaded rod through the action of the bearing, so that the second threaded rod can rotate conveniently, during the process of adjusting the distance between two fixing columns 19 through the action of the baffle 22, the case 1 can be held on the table.

Referring to fig. 2, four first fixing blocks 12 are fixed on one side of the box body 1 of the present embodiment, a first spring slide rod 13 is rotatably fitted on one side of each first fixing block 12, a supporting plate 14 is movably fitted under two adjacent first spring slide rods 13, a plurality of second spring slide rods 15 are disposed between the clamping plate 16 and the supporting plate 14, a plurality of limiting grooves are disposed on the inner side of the clamping plate 16, the extrusion force of the clamping plate 16 is buffered by the action of the second spring slide rods 15, and cables connected to the power source terminal 9, the NPN output terminal 10 and the PNP output terminal 11 are clamped and limited by the action of the limiting grooves.

The spring slide bar comprises a barrel body and a bar body, wherein the bar body is in sliding fit in the barrel body, and a spring is arranged between the bar body and the bottom of the barrel body.

The working principle of the PCB circuit board is as follows:

and opening the switch, and electrifying the test power supply. The voltmeter shows the current voltage. The voltmeter at the NPN output end respectively displays the power supply voltage, and the output end of the PNP output end displays 0V. The rotation voltage adjusting potentiometer VR1 can adjust the output voltage between 1.2V-24V to provide suitable power supply for sensors with different voltages. D2 in the circuit is a power indicator light that lights up when energized. When the regulated voltage is lower than 21V, please charge the battery with the charger.

After the NPN sensor is connected, the upper end of a coil of the relay K1 is connected with 24V, the lower end of the coil is connected with an output pin of the sensor, and when the sensor acts, the coil is electrified to act. Normally open and close. The buzzer U2 is electrified and emits sound. D3 string has a resistance connected in parallel with K1 coil, when the coil is electrified, D3 is also lighted, NPN pilot lamp is lighted. D5 in the line is a freewheeling diode. When the coil of the relay is in power-off state, a reverse voltage is generated and released to the power supply through the D5, so that the sensor is protected. In addition, the NPN output voltmeter is reduced to be below 3V from the power voltage. The values of the different sensors may differ. In addition, the ammeter will also display a current when the front sensor is active. Each different type of sensor current will be different.

When the PNP sensor is connected, the coil of the relay K2 is connected with the output pin of the sensor at the upper end and 0V at the lower end, and the coil is electrified to act when the sensor acts. Is normally opened and closed. The buzzer U2 is electrified and emits sound. D4 string has a resistance connected in parallel with K2 coil, and when the coil is electrified, D4 is also lighted, and PNP indicator lamp is lighted. D6 in the line is a freewheeling diode. When the coil of the relay is de-energized, a reverse voltage is generated and released to the power supply through the D6, so that the sensor is protected. In addition, the PNP output voltmeter is increased from 0V to be close to the power supply voltage. The values of the different sensors may differ. In addition, the ammeter will also display a current when the front sensor is active. Each different type of sensor current will be different.

After the test is finished, the power supply pin of the sensor is disconnected, and then other pins are disconnected. And the pins are prevented from being collided together in the removing process. Preventing damage to the sensor.

The above embodiments may be combined with each other.

It should be noted that in the description of the present specification, descriptions such as "first", "second", etc. are only used for distinguishing features, and do not have an actual order or meaning, and the present application is not limited thereto.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand the utility model for and utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A battery plate sensor test power supply, comprising: the box (1), the inside of box (1) is equipped with the PCB circuit board, one side is equipped with adjust knob (2) in proper order, voltage electric current display screen (3), PNP output display screen (4), NPN display screen (5), power indicator (6), NPN output pilot lamp (7), PNP output pilot lamp (8), two power terminals (9), NPN output (10) and PNP output (11), one side of box (1) still rotates and movable fit has two backup pads (14), the inboard of two backup pads (14) all is equipped with splint (16), between the normal running fit have two first threaded rods (17).

2. The battery plate sensor test power supply according to claim 1, wherein four second fixing blocks (18) are installed on the lower side of the box body (1), a fixing column (19) is rotatably fitted on the lower side of each second fixing block (18), a fixing plate is rotatably fitted on one side of each fixing column (19), a base (21) is movably fitted on one end of each fixing column (19), a supporting block (20) is fixed on one end of each fixing column (19), the base (21) is movably fitted on the lower side of the supporting block (20), and a baffle (22) is movably fitted on the inner side of each supporting block (20).

3. The battery version sensor test power supply of claim 2, wherein one side of the fixed column (19) is provided with a bearing, the fixed plate is provided with one side of the bearing, and the second threaded rod is rotatably matched between the two opposite fixed plates.

4. The battery version sensor test power supply of claim 3, wherein the first threaded rod (17) and the second threaded rod are provided with a partition in the middle, and the threaded rods on both sides of the partition have opposite thread directions.

5. The battery plate sensor test power supply according to claim 1, wherein four first fixing blocks (12) are fixed on one side of the box body (1), a first spring slide bar (13) is rotatably fitted on one side of each first fixing block (12), and the support plate (14) is movably fitted on the lower sides of two adjacent first spring slide bars (13).

6. The battery plate sensor test power supply according to claim 5, wherein a plurality of second spring sliding rods (15) are arranged between the clamping plate (16) and the supporting plate (14), and a plurality of limiting grooves are formed on the inner side of the clamping plate (16).