CN219265351U

CN219265351U - Telescopic multifunctional detector

Info

Publication number: CN219265351U
Application number: CN202223212494.9U
Authority: CN
Inventors: 周志刚
Original assignee: Dongguan Shen Sha Electronics Co ltd
Current assignee: Dongguan Shen Sha Electronics Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-06-27
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses a telescopic multifunctional detector, which relates to the technical field of detection instruments and comprises a telescopic handle and a detector body, wherein the detector body is fixedly arranged at the front end of a telescopic rod of the telescopic handle; the detector body comprises a main control U1, a non-contact detection module and a contact detection module, wherein the non-contact detection module and the contact detection module are connected with the main control U1; the non-contact detection module is used for detecting alternating current information, and the contact detection module is used for detecting whether the circuit of the component is broken or not. The telescopic multifunctional detector comprises the telescopic handle and the detector body, and the detector body can be stretched into certain dangerous positions (such as a broken road, a fire position, an unknown water area and the like) through the telescopic handle, so that remote alternating current information detection is realized, and the telescopic multifunctional detector integrates the quality detection function of components through the contact type detection module.

Description

Telescopic multifunctional detector

Technical Field

The utility model relates to the technical field of detection instruments, in particular to a telescopic multifunctional detector.

Background

In the scenes of construction engineering, industrial field, detection engineering, fire rescue, potential safety hazard investigation and the like, the existence and the position of an alternating current cable, a high-voltage electrical appliance, an alternating current lead, a switch seat and an alternating current socket are usually required to be detected, so that reference information is provided for further operation; in practice, the presence and position of the ac cable, the high voltage electrical appliance, the ac conductor, the switch base and the ac outlet can be known by detecting the presence and position of the ac power by using the ac power tracker.

However, in some sites with severe environments (such as fire sites, flood sites, earthquake sites, construction sites, industrial sites, etc.), although operators wear protective clothing to enter, the operators still have difficulty in going deep into some dangerous locations (such as broken roads, fire positions, unknown water areas, etc.), and at this time, the detection of alternating current is difficult.

In view of the above, how to provide an ac tracker capable of being remotely operated is a problem to be solved.

In addition, how to integrate the quality detection functions of components such as a battery, a capacitor, a resistor, a fuse and the like on the alternating current tracker is also a problem to be solved.

Disclosure of Invention

The utility model aims to provide a telescopic multifunctional detector which can realize remote operation and integrate the quality detection function of components.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the telescopic multifunctional detector comprises a telescopic handle and a detector body, wherein the detector body is fixedly arranged at the front end of a telescopic rod of the telescopic handle; the detector body comprises a main control U1, a non-contact detection module and a contact detection module, wherein the non-contact detection module and the contact detection module are connected with the main control U1; the non-contact detection module is used for detecting alternating current information, and the contact detection module is used for detecting whether the components are broken or not.

In the above technical solution, the non-contact detection module includes a metal probe T1 and a resistor R1; and the metal probe T1 is connected with the AD pin of the main control U1 after passing through the resistor R1.

In the above technical solution, the non-contact detection module further includes a resistor R2; the metal probe T1 passes through the resistor R1 and is connected with the AD pin of the main control U1 after being divided by the resistor R2.

In the above technical solution, the contact detection module includes a metal contact sheet T2; the metal contact sheet T2 is connected to a power supply module of the telescopic multifunctional detector so as to supply power for the metal contact sheet T2 through the power supply module; the metal contact sheet T2 can form a loop with a human body, a tested component, the metal probe T1, the resistor R1 and an AD pin of the main control U1.

In the above technical scheme, the power supply module is one of a disposable battery, a rechargeable lithium battery and a button battery; the power supply module is respectively connected with the main control U1 and the metal contact sheet T2.

In the above technical scheme, the telescopic multifunctional detector further comprises an indicator light LED1 which is electrically connected with the power supply module and controlled by the main control U1.

In the above technical scheme, the telescopic multifunctional detector further comprises a buzzer SPK electrically connected with the power supply module and controlled by the main control U1.

In the above technical solution, the alternating current information at least includes existence and intensity of alternating current.

Compared with the prior art, the utility model has the beneficial effects that: the telescopic multifunctional detector comprises the telescopic handle and the detector body, and the detector body can be stretched into certain dangerous positions (such as a broken road, a fire position, an unknown water area and the like) through the telescopic handle, so that remote alternating current information detection is realized, and the telescopic multifunctional detector integrates the quality detection function of components through the contact type detection module.

Drawings

Fig. 1 is a structural view of the present utility model.

Fig. 2 is a schematic circuit diagram of the present utility model.

Fig. 3 is a schematic diagram of the power supply of the present utility model.

The reference numerals are: 1. a telescoping handle; 2. a probe body.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment provides a telescopic multifunctional detector, which can detect alternating current information and can detect whether components such as a battery, a capacitor, a resistor, a fuse and the like are broken or not.

Referring to fig. 1, the telescopic multifunctional detector of the present embodiment includes a telescopic handle 1 and a detector body 2, wherein the detector body 2 is fixedly disposed at the front end of a telescopic rod of the telescopic handle 1; in practice, the telescopic handle 1 is provided with a telescopic tube with a hand-held portion, and the probe body 2 is enclosed in a casing of engineering plastics material and fixed to the front end of the telescopic handle 1.

Referring to fig. 2 and 3, the detector body 2 includes a main control U1, a non-contact detection module, and a contact detection module; the main control U1 is a MCU (micro controller unit) such as a singlechip, a digital signal processing chip (DSP), an embedded chip and the like, and at least comprises a general input/output pin and an AD pin (analog input pin); the main control U1, the non-contact detection module and the contact detection module are all carried on a Printed Circuit Board (PCB), and the non-contact detection module and the contact detection module are both connected with the main control U1; the non-contact detection module is used for detecting alternating current information, and the contact detection module is used for detecting whether the circuit of the component is broken or not.

Specifically, the alternating current information includes at least the presence and intensity of alternating current.

Specifically, the non-contact detection module comprises a metal probe T1 and a resistor R1; the metal probe T1 is a metal end made of copper or aluminum alloy, the metal probe T1 is embedded and fixed on the shell of the detector body 2, and the metal probe T1 is welded or connected to a printed circuit board of the main control U1 through a wire; the metal probe T1 is connected with an AD pin of the main control U1 after passing through the resistor R1; the metal probe T1 can generate induction current under the alternating magnetic field, the induction current is increased and decreased along with the change rate of the alternating magnetic field, and the metal probe T1 and the resistor R1 can linearly transmit the induction current to the AD pin of the main control U1.

Further, the non-contact detection module further comprises a resistor R2; the metal probe T1 passes through a resistor R1, is divided by a resistor R2 and is connected with an AD pin of the main control U1.

Specifically, the contact detection module includes a metal contact sheet T2, where the metal contact sheet T2 is a metal sheet made of copper or aluminum alloy, the metal contact sheet T2 is embedded and fixed on a housing of the detector body 2, and the metal contact sheet T2 is welded or connected to a printed circuit board of the main control U1 through a wire; the metal contact sheet T2 is connected to a power supply module of the telescopic multifunctional detector so as to supply power for the metal contact sheet T2 through the power supply module; the metal contact sheet T2 can form a loop with a human body, a tested component, a metal probe T1, a resistor R1 and an AD pin of the main control U1; after the power supply module supplies power to the metal contact sheet T2, current sequentially passes through a human body, a tested component (a battery, a capacitor, a resistor, a fuse and the like), the metal probe T1 and the resistor R1 and flows back to an AD pin of the main control U1, the AD pin of the main control U1 can receive weak current, namely, the tested component is not damaged, otherwise, the AD pin of the main control U1 can not receive any current, namely, the tested component is damaged.

Further specifically, the power supply module is one of a disposable battery, a rechargeable lithium battery and a button battery; the power supply module is respectively connected with the main control U1 and the metal contact sheet T2, and in practice, the power supply module is arranged in the shell of the detector body 2 and is respectively connected with the main control U1 and the metal contact sheet T2 through the pole pieces.

Further, the telescopic multifunctional detector of the embodiment further comprises an indicator light LED1 which is electrically connected with the power supply module and controlled by the main control U1; in this embodiment, after the anode of the indicator light LED1 passes through the resistor R3, it is connected to the power supply module, and the cathode of the indicator light LED1 is connected to the general input/output pin of the main control U1.

Further, the telescopic multifunctional detector of the embodiment further comprises a buzzer SPK which is electrically connected with the power supply module and controlled by the main control U1; in this embodiment, one pole of the buzzer SPK is connected to the power supply module after passing through the resistor R3, and the other pole of the buzzer SPK is connected to the general input/output pin of the main control U1.

When the telescopic multifunctional detector is used, for the non-contact detection module, the metal probe T1 is close to an object to be detected, as the object to be detected with alternating current can generate an alternating magnetic field, the metal probe T1 can generate induced current under the alternating magnetic field, the induced current is increased or decreased along with the change rate of the alternating magnetic field, and the metal probe T1 and the resistor R1 can linearly transmit the induced current to the main control U1, so that the existence of the alternating current and the voltage of the alternating current can be known; for the contact detection module, after the power supply module supplies power to the metal contact sheet T2, current sequentially passes through a human body, a detected component (a battery, a capacitor, a resistor, a fuse and the like), the metal probe T1 and the resistor R1 and flows back to an AD pin of the main control U1, the AD pin of the main control U1 can receive weak current, namely the detected component is not damaged, otherwise, the AD pin of the main control U1 cannot receive any current, namely the detected component is damaged.

The telescopic multifunctional detector of the embodiment comprises a telescopic handle 1 and a detector body 2, wherein the detector body 2 can be stretched into certain dangerous positions (such as a broken road, a fire position, an unknown water area and the like) through the telescopic handle 1, so that remote alternating current information detection is realized, and the telescopic multifunctional detector of the embodiment integrates the quality detection function of components through a contact type detection module.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The telescopic multifunctional detector is characterized by comprising a telescopic handle and a detector body, wherein the detector body is fixedly arranged at the front end of a telescopic rod of the telescopic handle;

the detector body comprises a main control U1, a non-contact detection module and a contact detection module, wherein the non-contact detection module and the contact detection module are connected with the main control U1;

the non-contact detection module is used for detecting alternating current information, and the contact detection module is used for detecting whether the components are broken or not.

2. The retractable multifunctional probe as recited in claim 1, wherein: the non-contact detection module comprises a metal probe T1 and a resistor R1;

and the metal probe T1 is connected with the AD pin of the main control U1 after passing through the resistor R1.

3. The retractable multifunctional probe as recited in claim 2, wherein: the non-contact detection module further comprises a resistor R2;

the metal probe T1 passes through the resistor R1 and is connected with the AD pin of the main control U1 after being divided by the resistor R2.

4. A telescopic multi-functional detector according to claim 2 or 3, wherein: the contact type detection module comprises a metal contact sheet T2;

the metal contact sheet T2 is connected to a power supply module of the telescopic multifunctional detector so as to supply power for the metal contact sheet T2 through the power supply module;

the metal contact sheet T2 can form a loop with a human body, a tested component, the metal probe T1, the resistor R1 and an AD pin of the main control U1.

5. The retractable multifunctional probe as recited in claim 4, wherein: the power supply module is one of a disposable battery, a rechargeable lithium battery and a button battery;

the power supply module is respectively connected with the main control U1 and the metal contact sheet T2.

6. The retractable multifunctional probe as recited in claim 5, wherein: the LED (1) is electrically connected with the power supply module and controlled by the main control U1.

7. The retractable multifunctional probe as recited in claim 5, wherein: the power supply module is electrically connected with the main control U1 and comprises a buzzer SPK electrically connected with the power supply module and controlled by the main control U1.

8. The retractable multifunctional probe as recited in claim 1, wherein: the alternating current information includes at least the presence and intensity of alternating current.