CN114839415A - Multifunctional detection device - Google Patents

Multifunctional detection device Download PDF

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Publication number
CN114839415A
CN114839415A CN202110138656.XA CN202110138656A CN114839415A CN 114839415 A CN114839415 A CN 114839415A CN 202110138656 A CN202110138656 A CN 202110138656A CN 114839415 A CN114839415 A CN 114839415A
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China
Prior art keywords
switch
resistor
relay
power supply
interface
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Pending
Application number
CN202110138656.XA
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Chinese (zh)
Inventor
黄斌
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Shanghai Superior Die Technology Co Ltd
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Shanghai Superior Die Technology Co Ltd
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Priority to CN202110138656.XA priority Critical patent/CN114839415A/en
Publication of CN114839415A publication Critical patent/CN114839415A/en
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/12—Circuits for multi-testers, i.e. multimeters, e.g. for measuring voltage, current, or impedance at will
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)

Abstract

The present invention provides a multifunctional detection device, comprising: the sensor detection circuit is used for detecting the working state of the sensor; the input module detection circuit is connected with the sensor detection circuit and is used for detecting the working state of the input port of the equipment to be detected; and the power supply circuit is connected with the sensor detection circuit and the input module detection circuit and used for providing power for the sensor detection circuit and the input module detection circuit to work, wherein the input module detection circuit comprises a digital quantity detection circuit and an analog quantity detection circuit. The multifunctional detection device can detect the working state of the sensor, can detect the working state of the input port of the equipment to be detected through the output signal, can match different input ports by using digital quantity and analog quantity, can enable maintenance personnel with different levels to obtain the same detection result, shortens the time of fault judgment in production and maintenance, and reduces the outage rate of the equipment.

Description

Multifunctional detection device
Technical Field
The invention relates to the technical field of detection, in particular to a multifunctional detection device.
Background
The on-site judgment of the working condition of the sensor and the equipment input port generally requires a universal meter for measurement, is time-consuming, and has the defects that the measurement result is different according to the level of personnel, thereby influencing the accuracy of the judgment result.
There is a need for a detection device that can be adapted to maintenance personnel at each level and that can quickly and accurately derive a detection result.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, it is an object of the present invention to provide a multifunctional detection device for solving the above-mentioned problems in the prior art.
To achieve the above and other related objects, the present invention provides a multifunctional detecting device, comprising: the sensor detection circuit is used for detecting the working state of the sensor; and the input module detection circuit is connected with the sensor detection circuit and is used for detecting the working state of the input port of the equipment to be detected.
In an embodiment of the present invention, the multifunctional detection apparatus further includes a power supply circuit, connected to the sensor detection circuit and the input module detection circuit, for providing power to the sensor detection circuit and the module input detection circuit to operate.
In an embodiment of the present invention, the power supply circuit includes a dc power source V and a first switch K1 connected in series therewith.
In an embodiment of the present invention, the sensor detection circuit includes: a first relay J1, a second switch K2, a first resistor R1, a second resistor R2 and a third resistor R3, and a first indicator lamp D1, a second indicator lamp D2 and a third indicator lamp D3, wherein,
a first interface of the first relay J1 is connected with the positive pole of the direct current power supply V through the second switch K2;
the second interface of the first relay J1 is sequentially connected with the third resistor R3 and the third indicator light D3, and
the tail end of the direct current power supply V is connected with the negative electrode of the direct current power supply V;
a third interface of the first relay J1 is connected with the negative electrode of the direct-current power supply V;
a fourth interface of the first relay J1 is sequentially connected with the second resistor R2 and the second indicator light D2, and
the tail end of the direct current power supply V is connected with the negative electrode of the direct current power supply V.
In an embodiment of the present invention, the first indicator light D1, the second indicator light D2, and the third indicator light D3 are light emitting diodes, respectively.
In an embodiment of the invention, one end of the first resistor R1 is connected to the second switch K2 and is further connected to the positive electrode of the dc power source V when the first switch K1 and the second switch K2 are closed; the other end of the first resistor R1 is connected with the first indicator light D1, and one end of the first indicator light D1, which is far away from the first resistor R1, is connected with the negative electrode of the direct-current power supply V.
In an embodiment of the invention, the input module detection circuit includes a digital quantity detection circuit and an analog quantity detection circuit.
In an embodiment of the present invention, the digital value detecting circuit includes: a second relay J2, a fourth resistor R4, a fourth indicator lamp D4, a fifth switch K5 and a sixth switch K6, wherein,
a first interface of the second relay J2 is connected to one end of the fourth resistor R4, one end of the fifth switch K5, and one end of the sixth switch K6, respectively; the other end of the fourth resistor R4 is connected with one end of the fourth indicator light D4;
a second interface of the second relay J2 is connected with the other end of the fifth switch K5;
a third interface of the second relay J2 is respectively connected with the other end of the fourth indicator light D4 and the negative electrode of the direct-current power supply V;
the fourth interface of the second relay J2 is connected to the other end of the sixth switch K6.
In an embodiment of the present invention, the analog detection circuit includes: a third relay J3, a third switch K3, a fourth switch K4, a fifth resistor R5, a fifth indicator light D5, a first variable resistor RP1 and a second variable resistor RP2, wherein,
a third interface of the third relay J3 is connected with the negative electrode of the direct-current power supply V;
a first interface of the third relay J3 is connected to a fixed end of a fifth resistor R5 and a fixed end of a first variable resistor RP1 through a third switch K3, an end of the fifth resistor R5 far away from the third switch K3 is connected to a fifth indicator light D5, and an end of the fifth indicator light D5 far away from the fifth resistor R5 and a negative electrode of the dc power supply V
Connecting;
a fixed end of the first variable resistor RP1 far away from the third switch K3 is connected with the negative electrode of the direct current power supply V, and a sliding end of the first variable resistor RP1 is connected with a fixed end of the second variable resistor RP 2;
a fixed end of the second variable resistor RP2 far away from the first resistor RP1 is connected with the negative electrode of the direct current power supply V, and a sliding end of the second variable resistor RP2 is connected with a movable contact of the fourth switch K4;
the first fixed contact of the fourth switch K4 is connected to the second interface of the third relay J3, and the second fixed contact of the fourth switch K4 is connected to the fourth interface of the third relay J3.
In an embodiment of the present invention, the analog detection circuit further includes: the direct current power supply voltage source comprises a first voltmeter V1 and a second voltmeter V2, wherein a first voltmeter V1 is connected between the sliding end of the first variable resistor RP1 and the negative electrode of the direct current power supply V; and a second voltmeter V2 is connected between the sliding end of the second variable resistor RP2 and the negative electrode of the direct-current power supply V.
As described above, the multifunctional detection device of the present invention has the following advantages:
(1) the detection result is accurate, the artificial influence factor is reduced, and the equipment outage rate is reduced;
(2) the detection time is short, and the device is suitable for maintenance personnel of various horizontal types, and is widely applied.
Drawings
FIG. 1 is a circuit block diagram of a multi-function detection device according to an embodiment of the present invention;
fig. 2 is a schematic circuit diagram of a multifunctional detection device according to an embodiment of the invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
Referring to fig. 1, in order to quickly determine the status of the field sensor and the quality of the input module, the present invention provides a multifunctional detection device, which includes: sensor detection circuitry 1, input module detection circuitry 2, wherein, sensor detection circuitry 1 is used for detecting the operating condition of sensor, input module detection circuitry 2 connects sensor detection circuitry for detect the operating condition of equipment under test input port.
Specifically, the sensor detection circuit 1 includes: a first relay J1, a second switch K2, a first resistor R1, a second resistor R2 and a third resistor R3, as well as a first indicator lamp D1, a second indicator lamp D2 and a third indicator lamp D3, wherein a first interface of the first relay J1 is connected with the positive electrode of the direct-current power supply V through the second switch K2; a second interface of the first relay J1 is sequentially connected with the third resistor R3 and the third indicator light D3, and the tail end of the third relay J1 is connected with the negative electrode of the direct-current power supply V; a third interface of the first relay J1 is connected with the negative electrode of the direct-current power supply V; the fourth interface of the first relay J1 is sequentially connected with the second resistor R2 and the second indicator light D2, and the tail end of the fourth interface is connected with the negative electrode of the direct-current power supply V.
In an embodiment, as shown in fig. 2, the multifunctional detecting device further includes a power supply circuit 3, connected to the sensor detecting circuit 1 and the input module detecting circuit 2, for providing power to the sensor detecting circuit 1 and the input module detecting circuit 2 to operate, where the power supply circuit 3 includes a dc power source V and a first switch K1 connected in series therewith.
In one embodiment, as shown in fig. 2, the input module detecting circuit 2 includes a digital quantity detecting circuit 21 and an analog quantity detecting circuit 22, wherein the digital quantity detecting circuit 21 includes a second relay J2, a fourth resistor R4, a fourth indicator light D4, a fifth switch K5 and a sixth switch K6; the analog quantity detection circuit comprises a third relay J3, a third switch K3, a fourth switch K4, a fifth resistor R5, a fifth indicator lamp D5, a first variable resistor RP1, a second variable resistor RP2, a first voltmeter V1 and a second voltmeter V2.
Further, in one embodiment, as shown in fig. 2, the precast cable of the sensor is connected to the first relay J1, the second switch K2 is opened, and if the power supply is normal, the first indicator light D1 is turned on; when the sensor detects that there is an output from an object, the second indicator light D2 or the third indicator light D3 is turned on to determine whether the sensor is good or bad. Preferably, the first indicator light D1, the second indicator light D2 and the third indicator light D3 are light emitting diodes, respectively.
In an embodiment, further, the first interface of the second relay J2 is connected to one end of the fourth resistor R4, one end of the fifth switch K5 and one end of the sixth switch K6 respectively; the other end of the fourth resistor R4 is connected with one end of the fourth indicator light D4; a second interface of the second relay J2 is connected with the other end of the fifth switch K5; a third interface of the second relay J2 is respectively connected with the other end of the fourth indicator light D4 and the negative electrode of the direct-current power supply V; the fourth interface of the second relay J2 is connected to the other end of the sixth switch K6.
Specifically, a second precast cable is inserted into the product input port through a second relay J2, if the power supply of the direct current power supply is normal, the fourth indicator light D4 lights up, the third switch K3 and the fourth switch K4 are pressed down to output a digital signal to the product input port in an analog manner, if the point lamp corresponding to the product lights up, it is determined that the digital input is normal, and otherwise, it is abnormal.
In an embodiment, further, the third interface of the third relay J3 is connected to the negative electrode of the dc power source V; a first interface of the third relay J3 is connected to a fixed end of a fifth resistor R5 and a fixed end of a first variable resistor RP1 through a third switch K3, one end of the fifth resistor R5, which is far away from the third switch K3, is connected to the fifth indicator light D5, and one end of the fifth indicator light D5, which is far away from the fifth resistor R5, is connected to a negative electrode of the dc power supply V; a fixed end of the first variable resistor RP1, which is far away from the third switch K3, is connected to the negative electrode of the dc power supply V, and a sliding end of the first variable resistor RP1 is connected to a fixed end of the second variable resistor RP 2; a fixed end of the second variable resistor RP2 far away from the first resistor RP1 is connected with the negative electrode of the direct current power supply V, and a sliding end of the second variable resistor RP2 is connected with a movable contact of the fourth switch K4; the first fixed contact of the fourth switch K4 is connected to the second interface of the third relay J3, and the second fixed contact of the fourth switch K4 is connected to the fourth interface of the third relay J3.
Further, a first voltmeter V1 is connected between the sliding end of the first variable resistor RP1 and the negative electrode of the direct-current power supply V; and a second voltmeter V2 is connected between the sliding end of the second variable resistor RP2 and the negative electrode of the direct-current power supply V.
Specifically, a third precast cable is inserted into the product input port through a third relay J2, a fifth switch K5 is turned on, if the power supply of the direct current power supply is normal, the fifth indicator light D5 is turned on, the first variable resistor RP1 is adjusted to keep the value of the first voltmeter V1 at 10 volts, the second variable resistor RP2 is adjusted, the reading voltages of the second voltmeter V2 and the product are compared to determine whether the analog input is normal, if the analog input is the same, the analog input is normal, and if the analog input is the same, the analog input is abnormal.
In summary, the multifunctional inspection device of the present invention can enable the maintenance personnel with different levels to obtain the same inspection result, thereby shortening the time for determining the fault during the production maintenance, reducing the outage rate of the equipment, effectively overcoming various defects in the prior art, and having high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (10)

1. A multi-functional assay device, comprising:
the sensor detection circuit is used for detecting the working state of the sensor;
and the input module detection circuit is connected with the sensor detection circuit and is used for detecting the working state of the input port of the equipment to be detected.
2. The multi-function test device of claim 1, further comprising a power supply circuit coupled between the sensor test circuit and the input module test circuit for providing power to the sensor test circuit and the input module test circuit for operation.
3. The multifunctional detection device according to claim 2, characterized in that said power supply circuit comprises a dc power source V and a first switch K1 connected in series therewith.
4. The multi-function test device of claim 3, wherein the sensor test circuit comprises: a first relay J1, a second switch K2, a first resistor R1, a second resistor R2 and a third resistor R3, and a first indicator lamp D1, a second indicator lamp D2 and a third indicator lamp D3, wherein,
a first interface of the first relay J1 is connected with the positive pole of the direct current power supply V through the second switch K2;
a second interface of the first relay J1 is sequentially connected with the third resistor R3 and the third indicator light D3, and the tail end of the third relay J1 is connected with the negative electrode of the direct-current power supply V;
a third interface of the first relay J1 is connected with the negative electrode of the direct-current power supply V;
the fourth interface of the first relay J1 is sequentially connected with the second resistor R2 and the second indicator light D2, and the tail end of the fourth interface is connected with the negative electrode of the direct-current power supply V.
5. The multifunctional detecting device for detecting the rotation of a motor rotor as claimed in claim 4, wherein the first indicator light D1, the second indicator light D2 and the third indicator light D3 are respectively light emitting diodes.
6. The multi-functional assay device of claim 4,
one end of the first resistor R1 is connected to the second switch K2 so as to be connected to the positive electrode of the dc power source V when the first switch K1 and the second switch K2 are closed;
the other end of the first resistor R1 is connected with the first indicator light D1, and one end of the first indicator light D1, which is far away from the first resistor R1, is connected with the negative electrode of the direct-current power supply V.
7. The multi-function test device of claim 1, wherein the input module test circuit comprises a digital quantity test circuit, an analog quantity test circuit.
8. The multi-function test device of claim 7, wherein the digital quantity test circuit comprises: a second relay J2, a fourth resistor R4, a fourth indicator lamp D4, a fifth switch K5 and a sixth switch K6, wherein a first interface of the second relay J2 is connected to one end of the fourth resistor R4, one end of the fifth switch K5 and one end of the sixth switch K6, respectively; the other end of the fourth resistor R4 is connected with one end of the fourth indicator light D4;
the second interface of the second relay J2 is connected with the other end of the fifth switch K5;
a third interface of the second relay J2 is respectively connected with the other end of the fourth indicator light D4 and the negative electrode of the direct-current power supply V;
the fourth interface of the second relay J2 is connected to the other end of the sixth switch K6.
9. The multi-function test device of claim 7, wherein the analog test circuit comprises: a third relay J3, a third switch K3, a fourth switch K4, a fifth resistor R5, a fifth indicator light D5, a first variable resistor RP1 and a second variable resistor RP2, wherein,
a third interface of the third relay J3 is connected with the negative electrode of the direct-current power supply V;
a first interface of the third relay J3 is connected to a fixed end of a fifth resistor R5 and a fixed end of a first variable resistor RP1 through a third switch K3, one end of the fifth resistor R5, which is far away from the third switch K3, is connected to the fifth indicator light D5, and one end of the fifth indicator light D5, which is far away from the fifth resistor R5, is connected to a negative electrode of the dc power supply V;
a fixed end of the first variable resistor RP1 far away from the third switch K3 is connected with the negative electrode of the direct current power supply V, and a sliding end of the first variable resistor RP1 is connected with a fixed end of the second variable resistor RP 2;
a fixed end of the second variable resistor RP2 far away from the first resistor RP1 is connected with the negative electrode of the direct current power supply V, and a sliding end of the second variable resistor RP2 is connected with a movable contact of the fourth switch K4;
the first fixed contact of the fourth switch K4 is connected to the second interface of the third relay J3, and the second fixed contact of the fourth switch K4 is connected to the fourth interface of the third relay J3.
10. The multi-function test device of claim 9, wherein the analog test circuit further comprises: a first voltmeter V1, a second voltmeter V2, wherein,
a first voltmeter V1 is connected between the sliding end of the first variable resistor RP1 and the negative electrode of the direct-current power supply V;
and a second voltmeter V2 is connected between the sliding end of the second variable resistor RP2 and the negative electrode of the direct-current power supply V.
CN202110138656.XA 2021-02-01 2021-02-01 Multifunctional detection device Pending CN114839415A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110138656.XA CN114839415A (en) 2021-02-01 2021-02-01 Multifunctional detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110138656.XA CN114839415A (en) 2021-02-01 2021-02-01 Multifunctional detection device

Publications (1)

Publication Number Publication Date
CN114839415A true CN114839415A (en) 2022-08-02

Family

ID=82561067

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110138656.XA Pending CN114839415A (en) 2021-02-01 2021-02-01 Multifunctional detection device

Country Status (1)

Country Link
CN (1) CN114839415A (en)

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