CN114113770A - Voltage detection device and detection method - Google Patents
Voltage detection device and detection method Download PDFInfo
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Abstract
The application relates to a voltage detection device and a detection method, wherein the voltage detection device comprises a body, a first detection part, a second detection part and an annular fixing part; the body is provided with a positive wiring column and a negative wiring column; the first detection part comprises a first meter pen and a clamping device, and the first meter pen and the clamping device are both connected with the negative binding post; the second detection part comprises a second meter pen and a pressing plate buckle, and the second meter pen and the pressing plate buckle are both connected with the positive wiring column; the annular fixing piece is mechanically connected with the body and used for fixing the body on a target object; the body is used for receiving a first detection signal transmitted by the first detection part and a second detection signal transmitted by the second detection part, and processing the first detection signal and the second detection signal to obtain a voltage value of the pressing plate to be detected; still be used for according to the magnitude of voltage and predetermine the time, report and predetermine voice message, improved the detection efficiency of clamp plate voltage.
Description
Technical Field
The present disclosure relates to voltage detection technologies, and in particular, to a voltage detection device and a voltage detection method.
Background
The pressure plate is an important component of the protection device, the potential of the pressure plate directly influences whether the protection device can correctly act when equipment fails, so that the potential of the pressure plate must be measured before protection is put into use, and the protection is possibly refused to operate or is wrongly operated if the measurement method is not correct or the measurement result is inaccurate and cannot be found in time.
The equipment of measurement clamp plate electric potential that uses at present is mostly "fragment of brick formula" digital voltmeter, commonly known as the universal meter. However, the multimeter is inconvenient to operate and low in detection efficiency in the use process.
Disclosure of Invention
In view of the above, it is necessary to provide a voltage detection apparatus and a detection method capable of improving voltage detection efficiency in view of the above technical problems.
A voltage detection device comprising:
the body is provided with a positive wiring column and a negative wiring column;
a first detection part including a first meter pen and a clamping device; the first meter pen and the clamping device are both connected with the negative binding post;
the second detection part comprises a second meter pen and a pressing plate buckle; the second meter pen and the pressing plate buckle are both connected with the positive wiring column;
the annular fixing piece is mechanically connected with the body and used for fixing the body on the target object;
the body is used for receiving a first detection signal transmitted by the first detection part and a second detection signal transmitted by the second detection part, and processing the first detection signal and the second detection signal to obtain a voltage value of the pressing plate to be detected; and the voice broadcasting device is also used for broadcasting preset voice information according to the voltage value and the preset time.
In one embodiment, the body comprises a housing and a detection circuit; the detection circuit is arranged in the shell; the detection circuit comprises an input circuit, a conversion circuit and a control circuit;
the first end of the input circuit is connected with the positive wiring column, the second end of the input circuit is connected with the negative wiring column, and the third end of the input circuit is connected with the first end of the conversion circuit; the control circuit is respectively connected with the fourth end of the input circuit and the second end of the conversion circuit.
In one embodiment, the control circuit comprises a logic control circuit, a counter circuit, a clock generator circuit, a display module and a voice module;
the first end of the logic control circuit is respectively connected with the third end of the input circuit and the second end of the conversion circuit, the second end of the logic control circuit is respectively connected with the first end of the counter circuit, the first end of the display module and the first end of the voice module, and the third end of the logic control circuit is connected with the clock generator circuit; the second end of the counter circuit is connected with the third end of the conversion circuit, the third end is connected with the second end of the display module, and the fourth end is connected with the second end of the voice module.
In one embodiment, the loop fastener comprises a first fastener and a second fastener; the body is respectively connected with one end of the first fixing piece and one end of the second fixing piece; the area formed between the first fixing member and the second fixing member is used for placing the target object.
In one embodiment, the gripping device is an alligator clip.
In one embodiment, the inner diameter of the clamp plate fastener is equal to the outer diameter of the clamp plate to be tested.
In one embodiment, the device further comprises a sucker; the sucking disc is arranged on the body.
In one embodiment, the device further comprises a charging interface; the interface that charges is located on the body.
A voltage detection method is applied to the voltage detection equipment and comprises the following steps:
receiving a first detection signal transmitted by the first detection part and a second detection signal transmitted by the second detection part;
processing the first detection signal and the second detection signal to obtain a voltage value of the pressure plate to be detected;
and broadcasting preset voice information according to the voltage value and the preset time.
In one embodiment, the preset voice message comprises a voltage value and voice prompt information, and the step of broadcasting the preset voice message according to the voltage value and the preset time comprises the following steps:
if the voltage value is kept unchanged within the preset time, broadcasting the voltage value;
if the voltage value changes within the preset time, voice prompt information is broadcasted.
In the voltage detection device and the voltage detection method, the voltage detection device comprises a body, a first detection part, a second detection part and an annular fixing part; the body is provided with a positive wiring column and a negative wiring column; the first detection part comprises a first meter pen and a clamping device, and the first meter pen and the clamping device are both connected with the negative binding post; the second detection part comprises a second meter pen and a pressing plate buckle, and the second meter pen and the pressing plate buckle are both connected with the positive wiring column; the annular fixing piece is mechanically connected with the body and used for fixing the body on a target object; the body is used for receiving a first detection signal transmitted by the first detection part and a second detection signal transmitted by the second detection part, and processing the first detection signal and the second detection signal to obtain a voltage value of the pressing plate to be detected; still be used for according to the magnitude of voltage and predetermine the time, report and predetermine voice message, improved the detection efficiency of clamp plate voltage.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments or the conventional technologies of the present application, the drawings used in the descriptions of the embodiments or the conventional technologies will be briefly introduced below, it is obvious that the drawings in the following descriptions are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a first schematic structural diagram of a voltage detection apparatus according to an embodiment;
FIG. 2 is a schematic diagram of an embodiment of a detection circuit;
FIG. 3 is a schematic diagram of a control circuit according to an embodiment;
FIG. 4 is a second schematic structural diagram of a voltage detection device in one embodiment;
FIG. 5 is a third schematic structural view of a voltage detection device in one embodiment;
FIG. 6 is a fourth schematic structural view of a voltage detection apparatus according to an embodiment;
FIG. 7 is a flow chart illustrating a voltage detection method according to an embodiment;
FIG. 8 is a flowchart illustrating the steps of processing the first detection signal and the second detection signal to obtain the voltage value of the platen to be tested according to an embodiment;
fig. 9 is a flowchart illustrating a step of broadcasting the preset voice message according to the voltage value and the preset time in one embodiment.
Detailed Description
To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Embodiments of the present application are set forth in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
Spatial relational terms, such as "under," "below," "under," "over," and the like may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements or features described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary terms "under" and "under" can encompass both an orientation of above and below. In addition, the device may also include additional orientations (e.g., rotated 90 degrees or other orientations) and the spatial descriptors used herein interpreted accordingly.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or be connected to the other element through intervening elements. Further, "connection" in the following embodiments is understood to mean "electrical connection", "communication connection", or the like, if there is a transfer of electrical signals or data between the connected objects.
As used herein, the singular forms "a", "an" and "the" may include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises/comprising," "includes" or "including," etc., specify the presence of stated features, integers, steps, operations, components, parts, or combinations thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.
The pressure plate is an important component of the protection device, the potential of the pressure plate directly influences whether the protection device can correctly act when equipment fails, so that the potential of the pressure plate must be measured before protection is put into use, and the protection is possibly refused to operate or is wrongly operated if the measurement method is not correct or the measurement result is inaccurate and cannot be found in time.
At present, most of voltage detection devices used in transformer substations and converter stations are brick-type Digital voltmeters (short for multimeters) or Digital voltmeters (short for DVMs). However, both present the following pain points during use: 1. when the pressure plate is used for measuring the ground potential, an operator needs to use two hands at the same time, one hand is grounded, and the other hand is used for measuring the pressure plate, so that the operation is inconvenient; 2. the universal meter is universal, and incorrect protection action can be caused if the current level is misused; 3. is heavy, can only be placed on the ground when operated by two hands, is inconvenient to observe the reading, and has lower working efficiency.
For the above reasons, the present invention provides a voltage detection apparatus and a detection method that improve the platen voltage detection efficiency.
In one embodiment, as shown in fig. 1, there is provided a voltage detection apparatus including:
the body 10 is provided with a positive wiring column 101 and a negative wiring column 102;
a first detection part including a first stylus 201 and a grip 202; the first meter pen 201 and the clamping device 202 are both connected with the negative binding post 102;
a second detection part comprising a second meter pen 301 and a pressure plate buckle 302; the second meter pen 301 and the pressing plate buckle 302 are both connected with the positive wiring column 101;
a ring-shaped fixing member 40 mechanically coupled to the body 10 for fixing the body 10 to a target object;
the body 10 is configured to receive a first detection signal transmitted by the first detection portion and a second detection signal transmitted by the second detection portion, and process the first detection signal and the second detection signal to obtain a voltage value of the pressing plate to be detected; and the voice broadcasting device is also used for broadcasting preset voice information according to the voltage value and the preset time.
Specifically, the first detection portion is used for being connected with a grounding point, the first detection portion is made of a conductive metal material, a layer of insulating medium is coated outside the metal material, and the insulating medium is used for guaranteeing personal safety of workers when the workers operate the first detection portion. Specifically, the clamping device 202 may be any device known in the art for connecting the negative terminal 102 to ground, alternatively, the clamping device 202 is an alligator clip. The first meter pen 201 and the clamping device 202 are specially manufactured according to actual conditions on site, and workers can select the structures of grounding points according to different scenes so as to ensure reliable connection.
The second detection part is used for being connected with a pressing plate to be detected, the material of the second detection part is also conductive metal material, and a layer of insulating medium is coated outside the metal material. Specifically, the pressure plate snap 302 is a snap device with an adjustable diameter. Because the sizes of the clamp plates of different models are different, the staff can adjust the diameter of clamp plate buckle 302 according to the size of the on-site clamp plate, so that clamp plate buckle 302 can be fixed in to wait to detect the clamp plate, and the flexibility of voltage detection equipment is improved. The first meter pen 301 and the pressing plate buckle 302 are both specially manufactured according to the actual situation on site, and workers can select the pressing plate according to the structures of different pressing plates so as to ensure reliable connection.
The annular fixing member 40 is an annular structure with an adjustable diameter, and the diameter of the annular fixing member 40 can be adjusted according to the size of the target object, so that the detection equipment is tightly fixed on the target object and is prevented from sliding off. The target object may be any part of the body of the worker, such as an arm and a waist; the target object can also be on-site equipment or a protection device, so that the effect that one person can finish detection work is realized, and the detection cost is reduced. Specifically, the annular fixing member 40 may be made of an alloy material, so that the service life of the voltage detection device is prolonged; or may be a flexible material capable of retaining a fixed configuration.
It is emphasized that the first detection signal is a ground voltage value, and the voltage value of the platen to be tested is a difference value between the second detection signal value and the first detection signal value. Namely, when the grounding voltage value is 0, the second detection signal is the voltage value of the pressure plate to be detected. The preset time is the shortest time required for maintaining the voltage value stable, and the preset voice information comprises the voltage value and voice prompt information. The body 10 is used for receiving a first detection signal transmitted by the first detection part and a second detection signal transmitted by the second detection part, processing the first detection signal and the second detection signal to obtain a voltage value of the pressing plate to be detected, and broadcasting the voltage value if the voltage value is kept unchanged within a preset time, so that a detection result is prevented from being mistakenly seen by workers due to dazzling or weather reasons, and the voltage detection efficiency is improved; if the voltage value changes within the preset time, voice prompt information is broadcasted, the staff is reminded to detect again, and the accuracy of the voltage detection result is improved.
The voltage detection equipment comprises a body, a first detection part, a second detection part and an annular fixing part; the body is provided with a positive wiring column and a negative wiring column; the first detection part comprises a first meter pen and a clamping device, and the first meter pen and the clamping device are both connected with the negative binding post; the second detection part comprises a second meter pen and a pressing plate buckle, and the second meter pen and the pressing plate buckle are both connected with the positive wiring column; the annular fixing piece is mechanically connected with the body and used for fixing the body on a target object; the body is used for receiving a first detection signal transmitted by the first detection part and a second detection signal transmitted by the second detection part, and processing the first detection signal and the second detection signal to obtain a voltage value of the pressing plate to be detected; still be used for according to the magnitude of voltage and predetermine the time, report and predetermine voice message, improved the detection efficiency of clamp plate voltage.
In one embodiment, the body includes a housing and a detection circuit; the detection circuit is arranged in the shell; as shown in fig. 2, the detection circuit includes an input circuit 501, a conversion circuit 502, and a control circuit 503;
the first end of the input circuit 501 is connected with the positive terminal post 101, the second end is connected with the negative terminal post 102, and the third end is connected with the first end of the conversion circuit 502; the control circuit 503 is connected to the fourth terminal of the input circuit 501 and the second terminal of the conversion circuit 502, respectively.
Particularly, on the one hand, the shell is corrosion-resistant insulating material for encapsulate inside detection circuitry, thereby realize the isolated protection to detection circuitry, avoid foreign object direct collision detection circuitry, can effectual improvement voltage detection equipment the viability in the testing process, promote the life of voltage detection equipment body by a wide margin. The volume of body 10 conforms to wearable size, is convenient for observe the measurement result. The positive wiring post 101 is red, and the negative wiring post 102 is black, and the user can distinguish positive and negative wiring posts through the colour fast, improves detection efficiency.
On the other hand, the conversion circuit is an analog/digital conversion circuit for converting an analog voltage into a digital voltage. Specifically, the voltage detection device collects the voltage value of the pressing plate through the detection part, transmits the voltage value to the conversion circuit through the input circuit, and converts the voltage value into a discontinuous and discrete digital form, and the voltage detection device is a direct-current digital voltage detection device.
In one embodiment, as shown in fig. 3, the control circuitry includes logic control circuitry 5031, counter circuitry 5032, clock generator circuitry 5033, and display and voice modules 5034, 5035;
a first end of the logic control circuit 5031 is connected to the third end of the input circuit 501 and the second end of the conversion circuit 502, a second end of the logic control circuit 5031 is connected to the first end of the counter circuit 5032, the first end of the display module 5034 and the first end of the voice module 5035, and a third end of the logic control circuit 5031 is connected to the clock generator circuit 5033; the second terminal of the counter circuit 5032 is connected to the third terminal of the switching circuit 502, the third terminal is connected to the second terminal of the display module 5034, and the fourth terminal is connected to the second terminal of the voice module 5035.
Specifically, the counter circuit 5032 counts the number of pulses sent from the clock generator circuit 5033, and the number of pulses is proportional to the magnitude of the voltage value.
In one embodiment, referring to fig. 1, the display module includes display circuitry and a display device 90; the first terminal of the display circuit is connected to the counter circuit, the second terminal is connected to the logic control circuit, and the third terminal is connected to the display device 90.
Specifically, the display circuit receives the voltage value and displays it on the display device 90; display device 90 is a light emitting display device that facilitates the detection of the platen voltage by the worker at night.
In one embodiment, with continued reference to fig. 1, the voice module includes voice circuitry and a speaker 91; the first end of the voice circuit is connected with the counter circuit, the second end is connected with the logic control circuit, and the third end is connected with the loudspeaker 91.
Specifically, the voice circuit is used for receiving the voltage value and broadcasting the voltage value through the loudspeaker 91; the speaker 91 is a generating device with adjustable volume, and the volume of the speaker can be adjusted according to the noise level of the site.
In one embodiment, as shown in FIG. 4, the loop fastener 40 includes a first fastener 401 and a second fastener 402; the body 10 is connected to one end of the first fixing member 401 and one end of the second fixing member 402, respectively; the region formed between the first fixing member 401 and the second fixing member 402 is used for placing a target object.
Specifically, one end of the first fixing element 401 and one end of the second fixing element 402 are fixedly connected to the body 10, and the other end of the first fixing element 401 and the other end of the second fixing element 402 are suspended, and the first fixing element 401 and the second fixing element 402 are made of alloy materials. The staff can hang detection device at protection device's optional position, improves detection efficiency.
The other ends of the first fixing member 401 and the second fixing member 402 may also be movably connected, for example, movably connected through a coupling, a roller, a hinge, or the like, and the first fixing member 401 and the second fixing member 402 may be made of an alloy material or an elastic material and are sleeved on the target object.
The target object is any object for placing detection equipment, and can be arms of detection personnel, field detection equipment, a protection device and the like.
In one embodiment, as shown in FIG. 5, the inner diameter of the platen snap 302 is equal to the outer diameter of the platen 60 to be tested.
Specifically, the platen snap 302 is a snap according to platen characteristics.
In one embodiment, as shown in fig. 6, the voltage detection device further includes a suction cup 70; the suction cup 70 is provided on the body 10.
Specifically, the suction cup 70 includes a suction cup column and a suction cup body, the suction cup column is connected to the suction cup body and the body of the voltage detection device, respectively; the sucker column is used for winding a connecting line for connecting the detection part and the binding post, and the portability of the voltage detection equipment is improved. Specifically, the position of the suction cup 70 and the position of the display device are not on the same plane of the body, so that when the voltage detection device is fixed by the suction cup, a worker cannot observe the voltage value displayed by the display device.
According to the voltage detection equipment, in the field practical application, when the pressure plate voltage needs to be measured by workers, the best method for placing the voltmeter is selected according to the field situation, the voltage detection equipment can be directly adsorbed on the surface of a certain smooth object through the sucker, and the voltage detection efficiency is improved. After the voltage detection equipment is used, the connecting wire for connecting the detection part and the wiring terminal can be wound on the sucker column, and the portability of the voltage detection equipment is improved.
In one embodiment, the voltage detection device further comprises a battery.
In one embodiment, with continued reference to fig. 6, the voltage detection device further includes a charging interface 80; charging interface 80 is provided on body 10.
Specifically, charging interface 80 is used to connect an external power source and a battery. Optionally, the charging interface 80 is a USB interface, and a worker can charge the voltage detection device through an external power supply; the charging interface 80 may also be an interface matched with a mobile phone, for example, a type-c interface, and can be charged by the mobile phone to meet emergency requirements.
In one embodiment, as shown in fig. 7, there is provided a voltage detection method applied to the above voltage detection apparatus, including the steps of:
s110, receiving a first detection signal transmitted by a first detection part and a second detection signal transmitted by a second detection part;
s120, processing the first detection signal and the second detection signal to obtain a voltage value of the pressure plate to be detected;
and S130, broadcasting preset voice information according to the voltage value and the preset time.
Specifically, the preset time is the shortest time required for the voltage value to be stable, and the preset voice message includes the voltage value and the voice prompt message. The first detection signal is the grounding voltage value, and the voltage value of the pressure plate to be detected is the difference value between the second detection signal value and the first detection signal value. Namely, when the grounding voltage value is 0, the second detection signal is the voltage value of the pressure plate to be detected.
In one embodiment, as shown in fig. 8, the step of processing the first detection signal and the second detection signal to obtain the voltage value of the platen to be tested includes:
s140, determining the difference between the second detection signal value and the first detection signal value as an analog voltage value;
s150, carrying out discrete processing on the analog voltage value to obtain the voltage value of the pressure plate to be measured.
The voltage detection method comprises the steps of receiving a first detection signal transmitted by a first detection part and a second detection signal transmitted by a second detection part; processing the first detection signal and the second detection signal to obtain a voltage value of the pressure plate to be detected; according to the voltage value and the preset time, the preset voice information is broadcasted, and the detection efficiency of the pressure plate voltage is improved.
In one embodiment, as shown in fig. 9, the preset voice message includes a voltage value and a voice prompt message; according to the magnitude of voltage and preset time, report the step of predetermineeing voice message, include:
s160, if the voltage value is kept unchanged within the preset time, broadcasting the voltage value;
and S170, broadcasting voice prompt information if the voltage value changes within the preset time.
Specifically, if the voltage value is kept unchanged within the preset time, the voltage value is broadcasted, the detection result is prevented from being mistaken due to dazzling of workers or weather reasons, and the voltage detection efficiency is improved; if the voltage value changes within the preset time, voice prompt information is broadcasted, the staff is reminded to detect again, and the accuracy of the voltage detection result is improved.
It should be understood that although the various steps in the flowcharts of fig. 7-9 are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least some of the steps in fig. 7-9 may include multiple steps or multiple stages, which are not necessarily performed at the same time, but may be performed at different times, which are not necessarily performed in sequence, but may be performed in turn or alternately with other steps or at least some of the other steps or stages.
In one embodiment, there is provided a voltage detection control apparatus including:
the receiving module is used for receiving a first detection signal transmitted by the first detection part and a second detection signal transmitted by the second detection part;
the processing module is used for processing the first detection signal and the second detection signal to obtain a voltage value of the pressure plate to be detected;
and the broadcasting module is used for broadcasting preset voice information according to the voltage value and the preset time.
In one embodiment, the processing module comprises:
the calculation module is used for determining the difference between the second detection signal value and the first detection signal value as an analog voltage value;
and the discrete module is used for performing discrete processing on the analog voltage value to obtain the voltage value of the pressure plate to be measured.
In one embodiment, the preset voice message includes a voltage value and a voice prompt message, and the broadcasting module includes:
the voltage broadcasting module is used for broadcasting the voltage value if the voltage value is kept unchanged within the preset time;
and the voice prompt module is used for broadcasting voice prompt information if the voltage value changes within the preset time.
For the specific definition of the voltage detection control device, reference may be made to the above definition of the voltage detection method, which is not described herein again. All or part of the modules in the voltage detection and control device can be realized by software, hardware and a combination thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules. It should be noted that, in the embodiment of the present application, the division of the module is schematic, and is only one logic function division, and there may be another division manner in actual implementation.
In one embodiment, a computer-readable storage medium is provided, having a computer program stored thereon, which when executed by a processor, performs the steps of:
receiving a first detection signal transmitted by the first detection part and a second detection signal transmitted by the second detection part;
processing the first detection signal and the second detection signal to obtain a voltage value of the pressure plate to be detected;
and broadcasting preset voice information according to the voltage value and the preset time.
In one embodiment, the computer program when executed by the processor implements the steps of:
determining a difference between the second detection signal value and the first detection signal value as an analog voltage value;
and carrying out discrete processing on the analog voltage value to obtain the voltage value of the pressure plate to be measured.
In one embodiment, the preset voice message comprises a voltage value and a voice prompt message, and the computer program when executed by the processor performs the steps of:
if the voltage value is kept unchanged within the preset time, broadcasting the voltage value;
if the voltage value changes within the preset time, voice prompt information is broadcasted.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database or other medium used in the embodiments provided herein can include at least one of non-volatile and volatile memory. Non-volatile Memory may include Read-Only Memory (ROM), magnetic tape, floppy disk, flash Memory, optical storage, or the like. Volatile Memory can include Random Access Memory (RAM) or external cache Memory. By way of illustration and not limitation, RAM can take many forms, such as Static Random Access Memory (SRAM) or Dynamic Random Access Memory (DRAM), among others.
In the description herein, references to the description of "some embodiments," "other embodiments," "desired embodiments," etc., 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 invention. In this specification, a schematic description of the above terminology may not necessarily refer to the same embodiment or example.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A voltage detection apparatus, comprising:
the body is provided with a positive wiring column and a negative wiring column;
a first detection part including a first meter pen and a clamping device; the first meter pen and the clamping device are both connected with the negative binding post;
the second detection part comprises a second meter pen and a pressing plate buckle; the second meter pen and the pressing plate buckle are both connected with the positive wiring column;
the annular fixing piece is mechanically connected with the body and used for fixing the body on a target object;
the body is used for receiving a first detection signal transmitted by the first detection part and a second detection signal transmitted by the second detection part, and processing the first detection signal and the second detection signal to obtain a voltage value of the pressing plate to be detected; and the voice broadcasting module is also used for broadcasting preset voice information according to the voltage value and the preset time.
2. The voltage detection apparatus according to claim 1, wherein the body includes a housing and a detection circuit; the detection circuit is arranged in the shell; the detection circuit comprises an input circuit, a conversion circuit and a control circuit;
the first end of the input circuit is connected with the positive wiring column, the second end of the input circuit is connected with the negative wiring column, and the third end of the input circuit is connected with the first end of the conversion circuit; the control circuit is respectively connected with the fourth end of the input circuit and the second end of the conversion circuit.
3. The voltage detection apparatus according to claim 2, wherein the control circuit includes a logic control circuit, a counter circuit, a clock generator circuit, a display module, and a voice module;
the first end of the logic control circuit is respectively connected with the third end of the input circuit and the second end of the conversion circuit, the second end of the logic control circuit is respectively connected with the first end of the counter circuit, the first end of the display module and the first end of the voice module, and the third end of the logic control circuit is connected with the clock generator circuit; and the second end of the counter circuit is connected with the third end of the conversion circuit, the third end of the counter circuit is connected with the second end of the display module, and the fourth end of the counter circuit is connected with the second end of the voice module.
4. The voltage detection apparatus according to claim 1, wherein the loop fastener includes a first fastener and a second fastener; the body is respectively connected with one end of the first fixing piece and one end of the second fixing piece; the area formed between the first fixing piece and the second fixing piece is used for placing the target object.
5. The voltage detection apparatus of claim 1, wherein the clamping device is an alligator clamp.
6. The voltage detection apparatus of claim 1, wherein an inner diameter of the pressure plate clasp is equal to an outer diameter of the pressure plate to be tested.
7. The voltage detection apparatus according to claim 1, further comprising a suction cup; the sucker is arranged on the body.
8. The voltage detection device according to claim 1, further comprising a charging interface; the charging interface is arranged on the body.
9. A voltage detection method applied to the voltage detection apparatus according to any one of claims 1 to 8, comprising the steps of:
receiving a first detection signal transmitted by the first detection part and a second detection signal transmitted by the second detection part;
processing the first detection signal and the second detection signal to obtain a voltage value of the pressure plate to be detected;
and broadcasting preset voice information according to the voltage value and the preset time.
10. The voltage detection method according to claim 9, wherein the preset voice message includes the voltage value and a voice prompt message, and the step of broadcasting the preset voice message according to the voltage value and the preset time includes:
if the voltage value is kept unchanged within a preset time, broadcasting the voltage value;
and if the voltage value changes within the preset time, broadcasting the voice prompt information.
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| CN202111469879.0A CN114113770A (en) | 2021-12-03 | 2021-12-03 | Voltage detection device and detection method |
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