CN215866863U - Handheld wireless inductive electricity test circuit and test device - Google Patents
Handheld wireless inductive electricity test circuit and test device Download PDFInfo
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- CN215866863U CN215866863U CN202122233748.4U CN202122233748U CN215866863U CN 215866863 U CN215866863 U CN 215866863U CN 202122233748 U CN202122233748 U CN 202122233748U CN 215866863 U CN215866863 U CN 215866863U
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Abstract
The utility model discloses a handheld wireless induction electricity test circuit and a test device, wherein a circuit board is arranged in a first box body, a transmitting module in the test circuit is arranged in the circuit board of the first box body, a resistor in the transmitting module is connected with a first joint through a lead, and the first joint is used for testing induction electricity; the first connector is arranged on one side of the first box body, the telescopic rod group is arranged on one side opposite to the induction electric receiving module and is connected with a circuit board arranged in the first box body through a second connector, the first connector and the second connector are both conductive metal connectors, and the second connector is used for being connected with the ground. The utility model has the advantages that the testing tool is simplified, and the carrying is convenient; the safety performance of the test operator is improved.
Description
Technical Field
The utility model relates to the technical field of inductive electric testing, in particular to a handheld wireless inductive test circuit and a test device.
Background
In recent years, company transmission lines and transformation projects are more and more, the related voltage levels are higher and higher, the paths are more and more complex, and particularly, a large number of crossing live lines are contained in the line erecting process, and the same-tower double-circuit operation lines are often related. Therefore, line maintenance or GIS bus power failure maintenance are carried out under the condition, the high induced voltage is often carried, even the induced voltage can reach thousands of volts sometimes, and if the tests are carried out in a trade, the casualty accident is easily caused.
Statistics shows that in recent years, the number of casualty accidents caused by induced electricity is increasing; the induced voltage is also a fatal damage to the test equipment, and the strong induced voltage can directly burn the equipment. However, in the prior art, when the induced voltage is tested, most of the induced voltage is measured by adopting a voltage dividing capacitor or a voltage transformer, and when the induced voltage is tested by adopting the method, the induced voltage is often too heavy, difficult to carry and inconvenient to carry, and even dangerous performance of operators and great hidden danger to surrounding equipment can be caused.
In view of this, the present application is specifically made.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of potential safety hazard brought by induced electricity testing by adopting a voltage dividing capacitor or a voltage transformer, and aims to provide a handheld wireless induction testing circuit and a testing device, which can simplify a testing tool for induced electricity and increase the safety of operators for testing the induced electricity.
The utility model is realized by the following technical scheme:
a handheld wireless induction electric test circuit comprises a transmitting module and a receiving module, wherein the transmitting module is connected with the receiving module through wireless communication; the transmitting module is used for detecting the induced voltage and transmitting the induced voltage to the receiving module in a wireless communication mode;
the transmitting module comprises an induction resistance module, a voltage buffer circuit, a first processing module and a second processing module;
the induction resistance module is used for receiving induction voltage and inputting the induction voltage into the voltage buffer circuit;
the voltage buffer circuit is used for buffering the received induction voltage and inputting the buffered induction voltage into the first processing module;
the first processing module is used for converting the induction voltage into a direct current signal and inputting the direct current signal into the second processing module;
the second processing module is used for converting the direct current signal into a digital signal and sending the digital signal to the receiving module in a wireless communication connection mode;
the receiving module is used for displaying the digital signal.
The utility model provides an induced electricity testing circuit, which converts induced electricity obtained by corresponding testing into a digital signal for displaying by arranging a voltage buffer circuit, a first processor and a second processor, simplifies the testing complexity and realizes more convenient and fast induced electricity testing.
Preferably, the wireless communication connection comprises bluetooth communication and wifi communication, and when the bluetooth communication is used, the transmitting module is connected with the receiving module through a bluetooth module.
Preferably, the voltage buffer circuit includes an amplifier, a capacitor C20 and a resistor R20, the amplifier has a pin 1 connected to the resistor, the amplifier has a pin 2 connected to the power supply, the amplifier has a pin 3 connected to the resistor R20 through a circuit R21, the amplifier has a pin 4 connected to the first processor through a resistor R20, the amplifier has a pin 5 connected to the power supply, and the amplifier has a pin 5 connected to the power supply through a capacitor C20.
The utility model also provides a handheld wireless induction electric testing device, which comprises a telescopic rod group, a first box body, a first joint and the induction electric testing circuit, wherein a circuit board is arranged in the first box body, a transmitting module in the testing circuit is arranged in the circuit board of the first box body, an induction resistance module in the transmitting module is connected with the first joint through a lead, and the first joint is used for testing induction electric;
the first connector is arranged on one side of the first box body, the telescopic rod group is arranged on one side opposite to the induction electric receiving module and is connected with a circuit board arranged in the first box body through a second connector, the first connector and the second connector are both conductive metal connectors, and the second connector is used for being connected with the ground.
The utility model provides a handheld wireless induction electric testing device, which is characterized in that a voltage dividing capacitor or a voltage transformer is adopted to measure in the traditional induction electric testing device, and often when induction electric is tested by adopting the method, the tool is too heavy, difficult to carry and inconvenient to carry, and even can cause dangerous performance to operators and bring great hidden danger to surrounding equipment.
Preferably, the telescopic rod group comprises a first telescopic rod, a second telescopic rod, a third telescopic rod and a fourth telescopic rod, one end of the first telescopic rod is connected with the first box body through a second joint, and the other end of the first telescopic rod is telescopically connected with one end of the second telescopic rod; the other end of the second telescopic rod is in telescopic connection with one end of the third telescopic rod; the airing section of the third telescopic rod is connected with one end of the fourth telescopic rod; and the other end of the fourth telescopic rod is used for carrying out induction electric test on the handheld testing device.
Preferably, the bottom of the fourth telescopic rod is provided with a handle, and the handle is an insulating handle and used for carrying out induction electric test on the handheld testing device.
The insulating handle is arranged, so that the safety performance of the tester in testing the induction electricity can be improved.
Preferably, the telescopic rod group is an insulating telescopic rod group.
Set up the telescopic link and be the insulator spindle, mainly prevent when hand-held device tests because the hidden danger that the electrification caused.
Preferably, still be equipped with switch, first pilot lamp and second pilot lamp on the first box, the switch is used for control first pilot lamp with the second pilot lamp, first pilot lamp with the second pilot lamp all is used for instructing whether test circuit normally works, the bluetooth module output with first pilot lamp is connected, the input of second pilot lamp with the second treater is connected, the second pilot lamp output with bluetooth module connects.
The first indicator light and the second indicator light are arranged, and whether the test circuit is normally connected to work or not can be mainly determined.
Preferably, be equipped with third pilot lamp, fourth pilot lamp and display screen on the receiving module, the third pilot lamp is used for showing whether the return circuit normally works, the fourth pilot lamp is used for showing whether to accept induced voltage, the display screen is used for showing the digital signal who receives.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. the handheld wireless induction test circuit and the test device provided by the embodiment of the utility model simplify the test tool and are convenient to carry;
2. the handheld wireless induction test circuit and the test device provided by the embodiment of the utility model increase the safety performance of test operators.
Drawings
In order to more clearly illustrate the technical solutions of the exemplary embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic diagram of a test circuit device
FIG. 2 is a schematic diagram of a test circuit module
FIG. 3 is a schematic diagram of the connection between the voltage buffer circuit and the sense resistor module
Reference numerals:
1. a first joint; 2. a first case; 3. a first switch; 4. a first indicator light; 5. a second indicator light; 6. an insulated handle; 7. a first telescopic rod; 8. a second joint; 9. a second telescopic rod; 10. a third telescopic rod; 11. a fourth telescopic rod; 12. a receiving module; 13. a third indicator light; 14. a fourth indicator light; 15. a display screen.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the utility model. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the scope of the present invention.
Example one
The embodiment discloses a handheld wireless induction electric test circuit, as shown in fig. 1, which includes a transmitting module and a receiving module, wherein the transmitting module is connected with the receiving module through wireless communication; the transmitting module is used for detecting induced voltage and transmitting the induced voltage to the receiving module in a wireless communication mode, in the embodiment, the transmitting module receives the tested induced electricity and correspondingly processes the induced electricity, and then transmits a digital signal obtained after processing to the receiving module;
the transmitting module comprises an induction resistance module, a voltage buffer circuit, a first processing module and a second processing module; the sensing resistor module is used for receiving the sensing voltage and inputting the sensing voltage into the voltage buffer circuit; the voltage buffer circuit is used for buffering the received induction voltage and inputting the buffered induction voltage into the first processing module; the first processing module is used for converting the induction voltage into a direct current signal and inputting the direct current signal into the second processing module; the second processing module is used for converting the direct current signal into a digital signal and sending the digital signal to the receiving module in a wireless communication connection mode; the receiving module is used for displaying the digital signal,
in this embodiment, the first processor is a true effective value chip, the second processor is a single chip microcomputer, the single chip microcomputer includes an automatic AD converter, the conversion of the induced electricity into a required digital signal can be realized, and the model of the single chip microcomputer is N76.
In this embodiment, the wireless communication connection includes communication modes such as bluetooth communication and wifi communication, but not limited to specific communication modes, when bluetooth communication is used, the transmitting module and the receiving module are connected through a bluetooth module, as shown in fig. 3, the voltage buffer circuit includes an amplifier, a capacitor C20 and a resistor R20, a pin 1 of the amplifier is connected with the resistor, a pin 2 of the amplifier is connected with a power supply, a pin 3 of the amplifier is connected with a resistor R20 through a circuit R21, a pin 4 of the amplifier is connected with a first processor through a resistor R20, a pin 5 of the amplifier is connected with the power supply, and the pin 5 of the amplifier is connected with the power supply through a capacitor C20, and in the sensing resistor module, the specific connection diagram includes a resistor Rh and a resistor RL, which is shown in fig. 3.
Example two
The embodiment discloses a handheld wireless induction electric testing device, as shown in fig. 2, which includes a telescopic rod group, a first box 2, a first connector 1 and an induction electric testing circuit in the first embodiment, wherein a circuit board is arranged in the first box 2, a transmitting module in the testing circuit is arranged in the circuit board of the first box 2, a resistor in the transmitting module is connected with the first connector 1 through a wire, and the first connector 1 is used for testing induction electric;
the first connector is arranged on one side of the first box body 2, the telescopic rod group is arranged on one side opposite to the induction electric receiving module 12, the telescopic rod group is connected with a circuit board arranged in the first box body 2 through a second connector 8, the first connector 1 and the second connector 8 are both conductive metal connectors, the second connector 8 is used for grounding connection, and the first connector 1 is arranged to be metal and mainly can transmit the tested induction electric to the induction resistance module.
In this embodiment, the telescopic rod set includes a first telescopic rod 7, a second telescopic rod 9, a third telescopic rod 10 and a fourth telescopic rod 11, one end of the first telescopic rod 7 is connected to the first box 2 through a second joint 8, and the other end of the first telescopic rod 7 is telescopically connected to one end of the second telescopic rod 9; the other end of the second telescopic rod 9 is in telescopic connection with one end of a third telescopic rod 10; the airing section of the third telescopic rod 10 is connected with one end of the fourth telescopic rod 11; the 11 other ends of fourth telescopic link are used for handheld testing arrangement to carry out the response electricity test, in telescopic link group, set up multistage telescopic link, mainly can be when testing the response electricity, can keep away from the place that produces the response electricity, and can guarantee test operating personnel's security performance, in this embodiment, telescopic link group is insulating telescopic link group, set up to insulating material's telescopic link, mainly can be when operating personnel handheld device carries out the response electricity test, can keep apart completely with the voltage or the electric current that produces, operating personnel's security performance in the test procedure has been increased.
In this embodiment, 11 bottoms of fourth telescopic link are equipped with the handle, and the handle is insulating handle 6 for handheld testing arrangement carries out induction test, increases on the telescopic link and is used for handheld insulating handle 6, has increased tester's security performance.
In this embodiment, a switch, a first indicator lamp 4 and a second indicator lamp 5 are further disposed on the first box 2, the switch is configured to control the first indicator lamp 4 and the second indicator lamp 5, the first indicator lamp 4 and the second indicator lamp 5 are both configured to indicate whether the test circuit normally operates, the first indicator lamp is configured to indicate whether a signal occurs in the bluetooth module, the second indicator lamp is configured to indicate whether the whole circuit loop is normal, an output end of the bluetooth module is connected to the first indicator lamp 4, an input end of the second indicator lamp 5 is connected to the second processor, an output end of the second indicator lamp 5 is connected to the bluetooth module, and the first indicator lamp 4 and the second indicator lamp 5 disposed on the first box 2 are configured to detect whether the test circuit is in a normal operating state; be equipped with third pilot lamp 13 and fourth pilot lamp 14 on receiving module 12, and third pilot lamp 13 and the corresponding setting of first pilot lamp 4, fourth pilot lamp 14 and the corresponding setting of second pilot lamp 5, third pilot lamp 13 is used for showing whether the return circuit normally works, fourth pilot lamp 14 is used for showing whether to accept induced voltage, receiving module 12 sets up third pilot lamp 13, is used for confirming whether there is induced electricity to produce mainly, and still is equipped with display screen 15 on receiving module 12, and display screen 15 is used for showing the digital signal of receipt.
The working principle is as follows:
insulating gloves are worn by operating personnel, wear insulating boots, stand on insulating pad, insulating handle 6 is grabbed to the hand, then with the position that 1 contact needs the test of first joint, induced voltage will follow first joint 1 and get into the inductive resistance module this moment, after resistance step-down, get into voltage buffer circuit, convert into usable direct current through first treater afterwards, carry to the microcomputer singlechip, transmit to the bluetooth serial ports after through microcomputer singlechip AD conversion, display screen 15 through setting up on the receiving module 12 shows the data of transmission coming at last, induced voltage promptly.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. A handheld wireless induction electricity test circuit is characterized by comprising a transmitting module and a receiving module (12), wherein the transmitting module is connected with the receiving module (12) through wireless communication; the transmitting module is used for detecting the induced voltage and transmitting the induced voltage to the receiving module (12) in a wireless communication mode;
the transmitting module comprises an induction resistance module, a voltage buffer circuit, a first processing module and a second processing module;
the induction resistance module is used for receiving induction voltage and inputting the induction voltage into the voltage buffer circuit;
the voltage buffer circuit is used for buffering the received induction voltage and inputting the buffered induction voltage into the first processing module;
the first processing module is used for converting the induction voltage into a direct current signal and inputting the direct current signal into the second processing module;
the second processing module is used for converting the direct current signal into a digital signal and sending the digital signal to the receiving module (12) in a wireless communication connection mode;
the receiving module (12) is used for displaying the digital signal.
2. A handheld wireless inductive electric test circuit according to claim 1, characterized in that the wireless communication connection comprises bluetooth communication, wifi communication, when using bluetooth communication, a connection through a bluetooth module between the transmitting module and the receiving module (12).
3. The handheld wireless inductive electrical test circuit of claim 1, wherein the voltage buffer circuit comprises an amplifier, a capacitor C20 and a resistor R20, pin 1 of the amplifier is connected to the inductive resistor module, pin 2 of the amplifier is connected to a power supply, pin 3 of the amplifier is connected to a resistor R20 through a circuit R21, pin 4 of the amplifier is connected to the first processor through a resistor R20, pin 5 of the amplifier is connected to the power supply, and pin 5 of the amplifier is connected to the power supply through a capacitor C20.
4. A test apparatus, characterized by: the inductive power testing circuit comprises a telescopic rod group, a first box body (2), a first joint (1) and the inductive power testing circuit as claimed in any one of claims 1 to 3, wherein a circuit board is arranged in the first box body (2), a transmitting module in the testing circuit is arranged in the circuit board of the first box body (2), an inductive resistance module in the transmitting module is connected with the first joint (1) through a lead, and the first joint (1) is used for testing inductive power;
the induction power supply device is characterized in that the first joint (1) is arranged on one side of the first box body (2), the telescopic rod group is arranged on one side opposite to the induction power receiving module (12), the telescopic rod group is connected with a circuit board arranged in the first box body (2) through a second joint (8), the first joint (1) and the second joint (8) are both conductive metal joints, and the second joint (8) is used for being connected with the ground.
5. The testing device according to claim 4, wherein the telescopic rod set comprises a first telescopic rod (7), a second telescopic rod (9), a third telescopic rod (10) and a fourth telescopic rod (11), one end of the first telescopic rod (7) is connected with the first box body (2) through a second joint (8), and the other end of the first telescopic rod (7) is telescopically connected with one end of the second telescopic rod (9); the other end of the second telescopic rod (9) is in telescopic connection with one end of the third telescopic rod (10); the airing section of the third telescopic rod (10) is connected with one end of the fourth telescopic rod (11); the other end of the fourth telescopic rod (11) is used for carrying out induction electric test on the handheld testing device.
6. A testing device according to claim 5, characterized in that a handle is arranged at the bottom of the fourth telescopic rod (11), and the handle is an insulated handle (6) used for carrying out induction electric testing on the handheld testing device.
7. A test apparatus as claimed in claim 4, wherein the set of telescopic rods is an insulated set of telescopic rods.
8. The testing device according to claim 4, wherein a switch, a first indicator lamp (4) and a second indicator lamp (5) are further arranged on the first box body (2), the switch is used for controlling the first indicator lamp (4) and the second indicator lamp (5), the first indicator lamp (4) and the second indicator lamp (5) are both used for indicating whether the testing circuit works normally, the output end of the Bluetooth module is connected with the first indicator lamp (4), the input end of the second indicator lamp (5) is connected with the second processing module, and the output end of the second indicator lamp (5) is connected with the Bluetooth module.
9. The testing device according to claim 8, wherein a third indicator light (13), a fourth indicator light (14) and a display screen (15) are arranged on the receiving module (12), the third indicator light (13) is used for displaying whether the loop normally works, the fourth indicator light (14) is used for displaying whether the induced voltage is received, and the display screen (15) is used for displaying the received digital signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122233748.4U CN215866863U (en) | 2021-09-15 | 2021-09-15 | Handheld wireless inductive electricity test circuit and test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122233748.4U CN215866863U (en) | 2021-09-15 | 2021-09-15 | Handheld wireless inductive electricity test circuit and test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215866863U true CN215866863U (en) | 2022-02-18 |
Family
ID=80320434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122233748.4U Expired - Fee Related CN215866863U (en) | 2021-09-15 | 2021-09-15 | Handheld wireless inductive electricity test circuit and test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215866863U (en) |
-
2021
- 2021-09-15 CN CN202122233748.4U patent/CN215866863U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220218 |