CN217060365U

CN217060365U - Electrical equipment fault diagnosis device

Info

Publication number: CN217060365U
Application number: CN202122906689.2U
Authority: CN
Inventors: 闫志跃; 江冲; 陈锡军; 姜博文; 胡泽康; 杨小雪; 王梓豪; 刘欣
Original assignee: Wuhan Lanyi Technology Co ltd
Current assignee: Wuhan Lanyi Technology Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-07-26
Anticipated expiration: 2031-11-23

Abstract

The utility model provides an electrical equipment fault diagnosis device, which belongs to the technical field of electrical equipment fault diagnosis and comprises an upper shell and a bottom shell, wherein the top of the upper shell is provided with a plurality of mounting holes, and each mounting hole is internally embedded with a socket which is provided with a voltage and current detection chip and a relay; the upper shell with the drain pan lid closes and forms an accommodation space, and set up a PCB circuit board in the accommodation space and separate it into and hold the chamber on and hold the chamber down hold the intracavity down and be provided with the power management chip, through management equipment and 485 chip communication, realize opening and shutting through the relay that main control chip control corresponds, and then realize the break-make to the socket to the convenience is managed in a flexible way to the socket.

Description

Electrical equipment fault diagnosis device

Technical Field

The utility model discloses electrical equipment fault diagnosis technical field particularly, relates to an electrical equipment fault diagnosis device.

Background

At present, with the improvement of the automation and integration degree of electrical equipment, the use amount of the electrical equipment is huge, however, because the circuit components in the electrical equipment have small volume, compact structural arrangement and great difficulty in disassembly, when the electrical equipment breaks down, the diagnosis and judgment of the fault point are extremely difficult, and aiming at the current situation, various professional electric equipment fault diagnosis equipment is developed at present to deal with the detection and diagnosis of the fault of the electronic circuit equipment, however, in use, it is found that the currently used electronic circuit device fault diagnosis device is not only inconvenient to carry and disassemble, moreover, the operation is relatively complex, the detection efficiency is relatively low, and the precision of the detection result is relatively poor, so that the requirements of the types of the electrical equipment and various types of faults which need to be detected at present cannot be effectively met, and great inconvenience is brought to the fault detection of the electrical equipment.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides an electrical equipment fault diagnosis device aims at solving not only portable and dismouting of current fault diagnosis equipment, and the operation is complicated relatively moreover, and detection efficiency is lower and the precision of testing result also relatively poor problem.

The utility model discloses a realize like this:

an electrical equipment fault diagnosis device comprising:

the device comprises an upper shell, a plurality of mounting holes are formed in the top of the upper shell, a socket is embedded in each mounting hole, and each socket is provided with a voltage and current detection chip and a relay;

the upper shell and the bottom shell cover form an accommodating space, a PCB is arranged in the accommodating space and is divided into an upper accommodating cavity and a lower accommodating cavity, and a power management chip is arranged in the lower accommodating cavity.

The utility model discloses an in one embodiment, a plurality of edges of top fixedly connected with of PCB circuit board the spliced pole that the epitheca direction extends, a plurality of through-holes have been seted up at the top of epitheca, and every the through-hole with every the position one-to-one of spliced pole.

In an embodiment of the present invention, the upper case passes through the screw the through hole with the connection post threaded connection, will the PCB circuit board is fixed in the bottom of the upper case.

The utility model discloses an in one embodiment, a plurality of engaging lugs of the equal fixedly connected with in both sides of epitheca, the epitheca is through a plurality of the engaging lug is so that with the cooperation of screw the epitheca with the connection can be dismantled to the drain pan.

In an embodiment of the present invention, the first connecting terminal and the second connecting terminal are sequentially installed on both sides of the bottom case.

The utility model discloses an in one embodiment, the equal integrated into one piece in both sides of drain pan has two fixed ears, and every fixed ear is equallyd divide and is located respectively first binding post with second binding post's below, every the slot hole has all been seted up on the fixed ear.

The utility model discloses an in one embodiment, PCB circuit board still disposes main control chip and 485 chips, voltage current detection chip the relay 485 the chip with main control chip all packaged in on the PCB circuit board.

The utility model discloses an in an embodiment, the output of voltage electric current detection chip with main control chip's input communication connection, 485 chips with main control chip communication links to each other, the input of relay with main control chip's output communication connection.

In an embodiment of the present invention, the output terminal of the socket is electrically connected to the input terminal of the PCB circuit board.

In an embodiment of the present invention, the input end of the PCB is electrically connected to the output end of the power management chip.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the plug of the device to be detected is inserted into the socket, and the voltage and current data of the device to be detected can be obtained through detection of the voltage and current detection chip, so that fault diagnosis of the device to be detected is realized.

(2) Through management equipment and 485 chip communication, realize opening and shutting through the relay that master control chip control corresponds, and then realize the break-make to the socket to the convenience is to the nimble management of socket.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings which 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 according to these drawings without inventive efforts.

Fig. 1 is a perspective view of an electrical equipment fault diagnosis device according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;

fig. 3 is a perspective view of an upper case of an electrical equipment fault diagnosis device according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a PCB circuit board of an electrical equipment fault diagnosis device according to an embodiment of the present invention;

fig. 5 is a communication connection diagram of a PCB circuit board of an electrical equipment fault diagnosis device provided by the embodiment of the present invention.

Description of reference numerals: 100. an upper shell; 110. mounting holes; 111. a socket; 120. a through hole; 130. connecting lugs; 200. a bottom case; 210. an accommodating space; 211. an upper receiving cavity; 212. a lower receiving chamber; 220. a PCB circuit board; 221. a voltage current detection chip; 222. a relay; 223. 485 chips; 224. a main control chip; 225. connecting columns; 230. a power management chip; 240. a first connection terminal; 250. a second connection terminal; 260. fixing the lug; 261. and a long hole.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Examples

Referring to the attached drawings 1-5, the utility model provides a technical scheme: an electrical equipment fault diagnosis device comprises an upper shell 100 and a bottom shell 200;

a plurality of mounting holes 110 have been seted up at the top of epitheca 100, and all inlayed in every mounting hole 110 and have socket 111, and voltage electric current detection chip 221 and a relay 222 of every socket 111 configuration, and epitheca 100 closes with the end cover 200 and forms an accommodation space 210 to set up a PCB circuit board 220 and separate it into and hold chamber 211 and hold chamber 212 down in accommodation space 210, hold the intracavity under and be provided with power management chip 230.

In this embodiment, during detection, a plug of a device to be detected is inserted into the socket 111, and voltage and current data of the device to be detected can be obtained by detecting through the voltage and current detection chip 221, so that fault diagnosis of the device to be detected is realized.

As an embodiment of the utility model, further, a plurality of spliced poles 225 that extend along the 100 directions of epitheca are seted up to the top fixedly connected with of PCB circuit board 220, a plurality of through-holes 120 have been seted up at the top of epitheca 100, and every through-hole 120 and the position one-to-one of every spliced pole 225, and epitheca 100 passes through-hole 120 and spliced pole 225 threaded connection through the screw, fixes PCB circuit board 220 in the bottom of epitheca 100. Through the cooperation of the through holes 120 and the connection posts 225, the quick assembly and disassembly of the PCB 220 can be achieved by using screws, thereby improving the assembly efficiency.

As an embodiment of the present invention, further, the two sides of the upper shell 100 are fixedly connected to a plurality of engaging lugs 130, and the upper shell 100 is connected to the bottom shell 200 through the engaging lugs 130 and screws. Through the cooperation of engaging lug 130 and bottom shell 200, the dismouting has greatly been made things convenient for.

As an embodiment of the present invention, further, the first connection terminals 240 and the second connection terminals 250 are sequentially installed on both sides of the bottom case 200.

The second connection terminal 250 is a 7.62mm connection terminal and can be used as a voltage input terminal. In the embodiment of the present invention, the first connection terminal 240 is a 3.81mm connection terminal, and can be used as a voltage output terminal; in another embodiment, the first connection terminals 240 are selected according to the specification actually required by the user, and the connection terminals of each specification are in the prior art, so that the detailed description thereof is omitted.

As an embodiment of the utility model, further, the equal integrated into one piece in both sides of drain pan 200 has two fixed ears 260, and every fixed ear 260 equally divide and do not lie in first binding post 240 and second binding post 250's below, has all seted up slot hole 261 on every fixed ear 260. In actual installation, the fixing lug 260 can be tightly attached to the contacted object, and is fixed by matching with the long hole 261 through a bolt or other fixing tools, so that quick installation and disassembly are realized.

As an embodiment of the utility model, it is further that PCB circuit board 220 still disposes main control chip 224 and 485 chip 223, and voltage current detection chip 221, relay 222, 485 chip 223 and main control chip 224 are all encapsulated on PCB circuit board 220, and voltage current detection chip 221's output and main control chip 224's input communication connection, and 485 chip 223 communicates with main control chip 224 and links to each other, and relay 222's input and main control chip 224's output communication connection.

In this embodiment, the voltage and current detection chip 221 obtains the voltage and current data of the device under test, transmits the voltage and current data to the main control chip 224, and communicates with the management device through the 485 chip 223 to realize the return of the voltage and current data; meanwhile, the management device is communicated with the 485 chip 223, so that the corresponding relay 222 is controlled to be opened and closed through the main control chip 224, and the socket 111 is switched on and off, so that the socket 111 can be flexibly managed.

As an embodiment of the present invention, further, the output end of the socket 111 is electrically connected to the input end of the PCB circuit board 220. Thereby realizing fault diagnosis of the detected equipment and realizing free on-off of the socket 111.

As an embodiment of the present invention, further, the input end of the PCB circuit board 220 is electrically connected to the output end of the power management chip 230. After the power management chip 230 inputs a 220V power, the power is converted into voltages required by the PCB 220 and the voltage and current detection chip 221, so as to supply power to the PCB 220 and the voltage and current detection chip 221.

Specifically, this electrical equipment failure diagnosis device's theory of operation: during detection, a plug of a device to be detected is inserted into the socket 111, voltage and current data of the detected device can be obtained through detection of the voltage and current detection chip 221, the voltage and current data are transmitted to the main control chip 224, and the 485 chip 223 communicates with the management device to achieve return of the voltage and current data, so that the purpose is achieved.

It should be noted that the model specifications of the PCB 220, the voltage and current detection chip 221, the relay 222, the 485 chip 223, the main control chip 224 and the power management chip 230 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply and the principle of the PCB circuit board 220, the voltage and current detection chip 221, the relay 222, the 485 chip 223, the main control chip 224 and the power management chip 230 are clear to those skilled in the art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electrical equipment fault diagnosis device characterized by comprising:

the device comprises an upper shell (100), wherein the top of the upper shell (100) is provided with a plurality of mounting holes (110), each mounting hole (110) is embedded with a socket (111), and each socket (111) is provided with a voltage and current detection chip (221) and a relay (222);

the upper shell (100) and the bottom shell (200) are covered to form an accommodating space (210), a PCB (220) is arranged in the accommodating space (210) to divide the accommodating space into an upper accommodating cavity (211) and a lower accommodating cavity (212), and a power management chip (230) is arranged in the lower accommodating cavity (212).

2. The electrical equipment fault diagnosis device according to claim 1, wherein a plurality of connection posts (225) extending along the direction of the upper casing (100) are fixedly connected to the top of the PCB circuit board (220), a plurality of through holes (120) are formed in the top of the upper casing (100), and each through hole (120) corresponds to the position of each connection post (225).

3. An electrical equipment fault diagnosis device according to claim 2, wherein the upper housing (100) is screwed with the connection post (225) by a screw through the through hole (120) to fix the PCB circuit board (220) at the bottom of the upper housing (100).

4. The electrical equipment fault diagnosis device according to claim 1, wherein a plurality of connection lugs (130) are fixedly connected to both sides of the upper shell (100), and the upper shell (100) is detachably connected to the bottom shell (200) through the cooperation of the plurality of connection lugs (130) and screws.

5. An electrical equipment failure diagnosis device according to claim 1, wherein the first connection terminal (240) and the second connection terminal (250) are sequentially mounted on both sides of the bottom case (200).

6. The electrical equipment fault diagnosis device according to claim 5, wherein two fixing lugs (260) are integrally formed on both sides of the bottom shell (200), each fixing lug (260) is located below the first connection terminal (240) and the second connection terminal (250), and each fixing lug (260) is provided with a long hole (261).

7. The electrical equipment fault diagnosis device according to claim 1, wherein the PCB (220) is further configured with a main control chip (224) and a 485 chip (223), and the voltage and current detection chip (221), the relay (222), the 485 chip (223) and the main control chip (224) are all packaged on the PCB (220).

8. The electrical equipment fault diagnosis device according to claim 7, characterized in that the output end of the voltage and current detection chip (221) is communicatively connected with the input end of the main control chip (224), the 485 chip (223) is communicatively connected with the main control chip (224), and the input end of the relay (222) is communicatively connected with the output end of the main control chip (224).

9. An electrical equipment fault diagnosis device according to claim 1, characterized in that the output of the socket (111) is electrically connected with the input of the PCB (220).

10. An electrical equipment fault diagnosis device according to claim 1, characterized in that the input ends of the PCB circuit boards (220) are electrically connected with the output ends of the power management chips (230).