CN209070001U - A kind of multi-functional current detector - Google Patents

Abstract

The utility model belongs to current detection means field, and specially a kind of multi-functional current detector solves defect existing for existing current detector.Device described in the utility model includes shell, USB input interface, USB output interface, Micro-B interface, USB-C interface, detection circuit, Hall current sensor and lithium-cell plate.The utility model compact structure, it is easy to carry, integrate sensed current signal, detectable voltage signals, charging, data transmission, transfer multiple functions; and enhance its lithium-cell plate cruising ability, it is equipped with fuse, plays protective effect; safety in utilization is improved, it is convenient and practical.

Description

A kind of multi-functional current detector

Technical field

The utility model belongs to current detection means field, specially a kind of multi-functional current detector.

Background technique

Current sensor is also referred to as Magnetic Sensor, and current sensor is a kind of detection device, it can experience tested electric current Information, and the information experienced can be will test, it is for conversion into the electric signal or other for meeting that certain standard needs according to certain rules The information of required form exports, and is required with transmission, processing, storage, display, record and the control etc. that meet information, existing one Kind current detector, the Hall element used need to be detected with sensed current, and the problems such as power supply continuation of the journey is poor is inscribed It needs to solve, and most of detecting instrument shell uses plastic material mostly, if detection electric current is excessive, internal detecting instrument is high Temperature, plastic casing are easy on fire, and safety in utilization is lower.

Summary of the invention

Utility model aims to solve defects existing for above-mentioned existing current detector, provide a kind of multi-functional Current detector not only gathers multi -function in integral whole, but also its inscribed power supply cruising ability enhancing, improves safety in utilization.

The technical scheme in the invention for solving the technical problem is: a kind of multi-functional current detector, including shell, USB input interface, USB output interface, Micro-B interface, USB-C interface, detection circuit, Hall current sensor and lithium battery Plate, the USB output interface, Micro-B interface and USB-C interface pass through one end that fuse is connected to detection circuit, institute State the other end that USB input interface is connected to detection circuit；The Hall current sensor includes Hall element, the Hall member Part is combined with coil；The detection circuit is set in coil；It is in series with display screen in detection circuit, is set inside the display screen It is equipped with AD conversion module, the AD conversion module is electrically connected with the Hall element and display screen respectively, the Hall element It is electrically connected with lithium-cell plate, the lithium-cell plate is connected with solar panels；The shell is that cross made of fire proofing material is handed over Structure is pitched, the USB input interface, USB output interface, Micro-B interface and USB-C interface are embedded at four of shell respectively End, in shell front, the solar panels are covered with back side of shell for display screen setting, the detection circuit, lithium-cell plate, Coil and Hall element are arranged at enclosure interior.Wherein detection circuit is not contacted with coil, is not connected to, the Hall element by Lithium-cell plate is individually powered, and sensed current is avoided directly to pass through Hall element, reduces detection error, Hall element is in detection electricity After road powers on, magnetic field in coil can be detected, therefore can detect corresponding voltage and current signals, voltage and current letter Number by AD conversion module calculate and handle, show specific electric current and voltage value on a display screen.Micro-B interface, USB-C interface can connect the mobile phone of not homologous ray, and the USB input interface, which can connect to computer equipment or other power supplys, to be set Standby, the utility model can not only measure electric current and voltage in detection circuit, while can charge the phone, be also able to achieve mobile phone with The transmission of data between computer, after USB output interface is connected to another instrument, single unit system can also be used as transferring device, So the utility model is by multifunctional all.The fuse plays the role of protecting circuit, if detected electric current Excessively high, when may exceed detection range, electric current is excessive to cause temperature excessively high, leads to blown fuse, and power supply disconnects, and improves this The safety that device uses.The solar panels, which convert solar energy into electrical energy, to be stored in lithium-cell plate, its lithium-cell plate is made Cruising ability enhancing, while energy-saving and emission-reduction, the shell of the utility model using fire proofing material and are designed as criss-cross construction, Fireproof effect has been not only acted as, has further improved the safety that the present apparatus uses, and total is small and exquisite portable, has been laid out Rationally, ease of use is improved.

A kind of working principle of multi-functional current detector described in the utility model: firstly, USB input interface with have Any appliance of USB interface is connected, such as computer or USB power source, Micro-B interface or USB-C interface or USB output interface Equipment is connected, just has electric current to flow through in detection circuit, the electric current in the detection circuit can generate magnetic field, and the magnetic field passes through Hall element in Hall current sensor, the Hall element are just able to detect electric current, voltage signal；When Micro-B interface Or USB-C interface, when connecting mobile phone, mobile phone can also detect electric current in detection circuit, electricity while charging or transmitting data The size of pressure；If the electric current of detection is excessively high, when may exceed detection range, electric current is excessive to lead to blown fuse, disconnects power supply, Improve the safety that device uses.

Preferably, a kind of multi-functional current detector described in the utility model further includes power switch, and the power supply is opened It closes and is electrically connected with the display screen, the power switch is embedded on shell.Adding switch makes whole device in use more Adduction reason.

Compared with prior art, the utility model has the beneficial effects that compact structure, easy to carry, collection detection electric current letter Number, detectable voltage signals, charging, data transmission, transfer multiple functions in one, and make its lithium-cell plate cruising ability increase By force, it is equipped with fuse, plays protective effect, improves safety in utilization, it is convenient and practical.

Detailed description of the invention

Fig. 1 is the overall structure front view of the utility model.

Fig. 2 is the detection circuit and coil schematic diagram of the utility model.

Fig. 3 is the overall structure rearview of the utility model.

Fig. 4 is the integrated connection block diagram of the utility model.

In figure: 1- shell；2-USB input interface；3-USB output interface；4-Micro-B interface；5-USB-C interface；6- Detection circuit；7- lithium-cell plate；8- fuse；9- Hall element；10- coil；11- display screen；12-AD conversion module；13- is too Positive energy plate；14- power switch.

Specific embodiment

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be practical to this Novel technical solution is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, Rather than whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creativeness Obtained every other embodiment under the premise of labour, belongs to the range that the utility model is protected.

Referring to attached drawing 1 to 4, now a kind of multi-functional current detector provided by the utility model is illustrated.

A kind of multi-functional current detector, as shown in Figure 1, Figure 2, Figure 3 and Figure 4, including shell 1, USB input interface 2, USB output interface 3, Micro-B interface 4, USB-C interface 5, detection circuit 6, Hall current sensor and lithium-cell plate 7, it is described USB output interface 3, Micro-B interface 4 and USB-C interface 5 are connected to one end of detection circuit 6 by fuse 8, described USB input interface 2 is connected to the other end of detection circuit 6；As shown in Fig. 2, the Hall current sensor includes Hall element 9, the Hall element 9 is combined with coil 10；The detection circuit 6 is set in coil 10；Display is in series in detection circuit 6 Screen 11, as shown in Figure 1, the display screen 11 is internally provided with AD conversion module 12, the AD conversion module (12) is ADS1015 Model, as shown in Figure 4, the AD conversion module 12 are electrically connected with the Hall element 9 and display screen 11 respectively, the Hall Element 9 and lithium-cell plate 7 are electrically connected, and the lithium-cell plate 7 is connected with solar panels 13；The shell 1 is fire proofing material system At criss-cross construction, the USB input interface 2, USB output interface 3, Micro-B interface 4 and USB-C interface 5 are distinguished embedding Set on four ends of shell 1, the setting of display screen 11 is covered with 1 back side of shell in 1 front of shell, the solar panels 13, The detection circuit 6, lithium-cell plate 7, coil 10 and Hall element 9 are arranged inside shell 1.Wherein detection circuit 6 and line Circle 10 is not contacted, is not connected to, and the Hall element 9 is individually powered by lithium-cell plate 7, and sensed current is avoided directly to pass through Hall Element 9, reduces detection error, and Hall element 9 can detect magnetic field in coil 10, therefore can examine after detection circuit 6 powers on Corresponding voltage and current signals are measured, voltage and current signals are calculated and handled by AD conversion module 12, in display screen Specific electric current and voltage value are shown on 11.Micro-B interface 4, USB-C interface 5 can connect the mobile phone of not homologous ray, institute Stating USB input interface 2 can connect to computer equipment or other power-supply devices, and the utility model can not only measure detection circuit Electric current and voltage in 6, while can charge the phone, it is also able to achieve the transmission of data between mobile phone and computer, when USB output connects After mouthfuls 3 are connected to another instrument, single unit system can also be used as transferring device, so the utility model is by multifunctional all. The fuse 8 plays the role of protecting circuit, if detected electric current is excessively high, when may exceed detection range, and electric current It is excessive to cause temperature excessively high, cause fuse 8 to fuse, power supply disconnects, and improves the safety that the present apparatus uses.The solar energy Plate 13, which converts solar energy into electrical energy, to be stored in lithium-cell plate 7, enhances its 7 cruising ability of lithium-cell plate, while energy conservation subtracts Row, the shell of the utility model using fire proofing material and are designed as criss-cross construction, have not only acted as fireproof effect, into One step improves the safety that the present apparatus uses, and total is small and exquisite portable, rationally distributed, improves ease of use.

The working principle of a kind of multi-functional current detector described in the utility model: firstly, USB input interface 2 and tool There is any appliance of USB interface to be connected, such as computer or USB power source, Micro-B interface 4 or USB-C interface 5 or USB export Interface 3 connects equipment, just has electric current to flow through in detection circuit 6, and the electric current in the detection circuit 6 can generate magnetic field, described Magnetic field passes through the Hall element 9 in Hall current sensor, and the Hall element 9 is just able to detect electric current, voltage signal, voltage It calculates and handles by AD conversion module 12 with current signal, specific electric current and voltage value are shown on display screen 11； When Micro-B interface 4 or USB-C interface 5 connect mobile phone, mobile phone can also detect while charging or transmitting data The size of electric current, voltage in slowdown monitoring circuit 6；If the electric current of detection is excessively high, when may exceed detection range, electric current is excessive to be caused to insure Silk 8 fuses, and disconnects power supply, improves the safety that device uses.

Further, as a kind of a kind of specific embodiment of multi-functional current detector described in the utility model, As shown in Fig. 2, a kind of multi-functional current detector described in the utility model further includes power switch 14, the power switch 14 It is electrically connected with the display screen 11, the power switch 14 is embedded on shell 1.Adding switch keeps whole device in use More rationally.

The embodiments of the present invention is explained in detail above in conjunction with attached drawing, but the utility model is not limited to Above embodiment can also not depart from the utility model within the knowledge of a person skilled in the art It is made a variety of changes under the premise of objective.

Claims (3)

1. a kind of multi-functional current detector, including shell (1), which is characterized in that further include USB input interface (2), USB defeated Outgoing interface (3), Micro-B interface (4), USB-C interface (5), detection circuit (6), Hall current sensor and lithium-cell plate (7), the USB output interface (3), Micro-B interface (4) and USB-C interface (5) are connected to detection by fuse (8) One end of circuit (6), the USB input interface (2) are connected to the other end of detection circuit (6)；The Hall current sensor Including Hall element (9), the Hall element (9) is combined with coil (10)；The detection circuit (6) is set in coil (10) In；It is in series in detection circuit (6) display screen (11), the display screen (11) is internally provided with AD conversion module (12), described AD conversion module (12) is electrically connected with the Hall element (9) and display screen (11) respectively, the Hall element (9) and lithium electricity Pond plate (7) is electrically connected, and the lithium-cell plate (7) is connected with solar panels (13)；The shell (1) is made of fire proofing material Criss-cross construction, the USB input interface (2), USB output interface (3), Micro-B interface (4) and USB-C interface (5) point It is not embedded at four ends of shell (1), display screen (11) setting is in shell (1) front, solar panels (13) cloth Full shell (1) back side, the detection circuit (6), lithium-cell plate (7), coil (10) and Hall element (9) are arranged at shell (1) internal.

2. a kind of multi-functional current detector according to claim 1, which is characterized in that further include power switch (14), institute It states power switch (14) and the display screen (11) to be electrically connected, the power switch (14) is embedded on shell (1).

3. a kind of multi-functional current detector according to claim 2, which is characterized in that the AD conversion module (12) is ADS1015 model.