CN215833480U - Multifunctional detection device - Google Patents
Multifunctional detection device Download PDFInfo
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- CN215833480U CN215833480U CN202120287065.4U CN202120287065U CN215833480U CN 215833480 U CN215833480 U CN 215833480U CN 202120287065 U CN202120287065 U CN 202120287065U CN 215833480 U CN215833480 U CN 215833480U
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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
Technical Field
The utility model 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.
SUMMERY OF THE UTILITY MODEL
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;
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 second relay 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 to the second resistor R2 and the second indicator light D2, and the tail end of the fourth interface is connected to the negative electrode of the dc 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 utility model, 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 far away from the first resistor R1 is connected with the negative pole of the DC power supply V.
In an embodiment of the utility model, 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 respectively connected with one end of the fourth resistor R4, one end of the fifth switch K5 and one end of the sixth switch K6; 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, one end of the fifth resistor R5 far away from the third switch K3 is connected to a fifth indicator light D5, one end of the fifth indicator light D5 far away from the fifth resistor R5 is connected to 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 cathode 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 the movable contact of the fourth switch K4;
the first fixed contact of the fourth switch K4 is connected to the second port of the third relay J3, and the second fixed contact of the fourth switch K4 is connected to the fourth port of the third relay J3.
In an embodiment of the present invention, the analog detection circuit further includes: 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 utility model.
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 utility model 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, 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 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 second relay 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 to the second resistor R2 and the second indicator light D2, and the tail end of the fourth interface is connected to the negative electrode of the dc 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 light 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 lighted; 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 respectively connected to one end of the fourth resistor R4, one end of the fifth switch K5, and one end of the sixth switch K6; 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 is turned on, the third switch K3 and the fourth switch K4 are pressed to output a digital signal to the product input port in an analog manner, if the point lamp corresponding to the product is turned on, 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 a 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 cathode 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 the movable contact of the fourth switch K4; the first fixed contact of the fourth switch K4 is connected to the second port of the third relay J3, and the second fixed contact of the fourth switch K4 is connected to the fourth port 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 second voltmeter V2 is compared with the read voltage of the product 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 utility model. 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 (7)
1. A multi-functional assay 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;
a power supply circuit connected with the sensor detection circuit and the input module detection circuit for providing power supply to the sensor detection circuit and the input module detection circuit for working,
the power supply circuit comprises a direct current power supply V and a first switch K1 connected in series with the direct current power supply V;
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;
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 second relay 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 to the second resistor R2 and the second indicator light D2, and the tail end of the fourth interface is connected to the negative electrode of the dc power supply V.
2. The multifunctional detecting device according to claim 1, wherein the first indicator light D1, the second indicator light D2 and the third indicator light D3 are respectively light emitting diodes.
3. The multi-functional assay device of claim 1,
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 far away from the first resistor R1 is connected with the negative pole of the DC power supply V.
4. 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.
5. The multi-function test device of claim 4, 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 respectively connected with one end of the fourth resistor R4, one end of the fifth switch K5 and one end of the sixth switch K6; 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.
6. The multi-function test device of claim 4, 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 a 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 cathode 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 the movable contact of the fourth switch K4;
the first fixed contact of the fourth switch K4 is connected to the second port of the third relay J3, and the second fixed contact of the fourth switch K4 is connected to the fourth port of the third relay J3.
7. The multi-function test device of claim 6, 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120287065.4U CN215833480U (en) | 2021-02-01 | 2021-02-01 | Multifunctional detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120287065.4U CN215833480U (en) | 2021-02-01 | 2021-02-01 | Multifunctional detection device |
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| CN215833480U true CN215833480U (en) | 2022-02-15 |
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| CN202120287065.4U Active CN215833480U (en) | 2021-02-01 | 2021-02-01 | Multifunctional detection device |
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- 2021-02-01 CN CN202120287065.4U patent/CN215833480U/en active Active
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