CN220629652U

CN220629652U - PCB structure for water leakage detection probe

Info

Publication number: CN220629652U
Application number: CN202322300229.4U
Authority: CN
Inventors: 陈弘毅
Original assignee: Shenzhen Junjia Technology Development Co ltd
Current assignee: Shenzhen Junjia Technology Development Co ltd
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2024-03-19
Anticipated expiration: 2033-08-25

Abstract

The utility model relates to the technical field of PCB structure waterproofing, and discloses a PCB structure for a water leakage detection probe, which comprises the following components: the PCB is provided with four probes for water leakage detection in a penetrating mode, the PCB is welded and fixed with the probes, the PCB is provided with hollowed holes for separating the four probes on the PCB, and plastic insulating materials for physically separating the probes are filled in the hollowed holes. Four probes on the PCB are separated through the hollowed holes, and plastic insulating materials for physically isolating the probes are filled in the hollowed holes.

Description

PCB structure for water leakage detection probe

Technical Field

The utility model relates to the technical field of PCB structure water prevention, in particular to a PCB structure for a water leakage detection probe.

Background

In the prior art, the water leakage detection probe is applied to industrial detection dew (water seepage) and intelligent household detection dew (water seepage). However, the traditional water leakage detection probe has poor detection sensitivity, dew or water seepage phenomenon is not fed back timely, and the detection effect of the water leakage detection probe is affected.

Therefore, how to provide a PCB structure for a water leakage detecting probe, so as to improve the detecting sensitivity of the water leakage detecting probe and improve the detecting effect of the water leakage detecting probe is a technical problem to be solved.

Disclosure of Invention

The utility model aims to provide a PCB structure for a water leakage detection probe, so as to improve the detection sensitivity of the water leakage detection probe and the detection effect of the water leakage detection probe.

To this end, according to a first aspect, an embodiment of the present utility model discloses a PCB structure for a water leakage detection probe, comprising: the PCB is provided with four probes for water leakage detection in a penetrating mode, the PCB is welded and fixed with the probes, the PCB is provided with hollowed holes for separating the four probes on the PCB, and plastic insulating materials for physically separating the probes are filled in the hollowed holes.

The utility model further provides that the probe is made of metal materials.

The utility model is further provided that the number of the hollowed holes is two, and the two hollowed holes are used for separating four probes on the PCB.

The utility model further provides that the hollow holes are filled with plastic insulating materials in an injection molding mode.

The utility model is further arranged that at least one mounting groove is arranged on the PCB, and the mounting groove is used for facilitating the fixed mounting of the PCB.

The utility model is further arranged that three welding points are arranged on the PCB, and the welding points are used for welding external connecting wires.

The utility model is further arranged that the PCB board is provided with three wire slots, and the wire slots are used for facilitating the connecting wires to pass through.

The utility model further provides that the hollowed-out hole comprises a first hole section and a second hole section, wherein the first hole section is arranged vertically, and the second hole section is arranged obliquely.

The utility model has the following beneficial effects: four probes on the PCB are separated through the hollowed holes, and plastic insulating materials for physically isolating the probes are filled in the hollowed holes.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a PCB structure for a water leakage detecting probe according to the present embodiment;

fig. 2 is an exploded structural view of a PCB structure for a water leakage detecting probe according to the present embodiment.

Reference numerals: 10. a PCB board; 11. a hollowed hole; 111. a first bore section; 112. a second bore section; 12. a mounting groove; 13. welding points; 14. a wire slot; 20. and (3) a probe.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, or can be communicated inside the two components, or can be connected wirelessly or in a wired way. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

The embodiment of the utility model discloses a PCB structure for a water leakage detection probe, as shown in figures 1 and 2, comprising: the PCB 10, wear to be equipped with four probes 20 that are used for carrying out leak detection on the PCB 10, PCB 10 and probe 20 welded fastening are equipped with fretwork hole 11 on the PCB 10, and fretwork hole 11 is used for separating four probes 20 on the PCB 10, and the intussuseption of fretwork hole 11 is filled with the plastic insulating material that is used for carrying out the physical separation to probe 20.

It should be noted that, through four probes 20 on the PCB 10 are separated through the hollow hole 11, the hollow hole 11 is filled with a plastic insulating material for physically isolating the probes 20, and the PCB structure for the water leakage detection probe is provided, the probes 20 after the physical isolation are not easily affected by water or water vapor, the detection sensitivity of the water leakage detection probe is improved, and the detection effect of the water leakage detection probe is improved.

It should be noted that, when the PCB structure is not provided with the hollow hole 11 and the plastic insulating material, the LCD DC bridge is used for testing, and the DCR value is between 0 and 6 Mohms; when the PCB structure disclosed by the application is tested by using the LCD direct current bridge, the DCR value is 50M-infinity ohm; the larger the value of the DCR tested by the LCD DC bridge, the higher the sensitivity of the water leakage detection probe for detecting dew (seepage) is.

As shown in fig. 1 and 2, the probe 20 is made of a metal material.

As shown in fig. 1 and 2, the number of the hollowed holes 11 is two, and the two hollowed holes 11 are used for separating four probes 20 on the PCB 10.

As shown in fig. 1 and 2, the hollow hole 11 is filled with plastic insulating material by injection molding. The plastic insulating material is filled into the hollow hole 11 by injection molding, so that the probe 20 can be physically isolated, the influence of water or water vapor on the probe 20 is prevented, and the detection sensitivity of the water leakage detection probe can be improved.

As shown in fig. 1 and 2, at least one mounting groove 12 is provided on the PCB 10, and the mounting groove 12 is used for facilitating the fixed mounting of the PCB 10. In the specific implementation process, the number of the mounting grooves 12 is two, and the PCB structure is conveniently mounted in the shell of the water leakage detection probe through the arrangement of the mounting grooves 12.

As shown in fig. 1 and 2, three soldering points 13 are provided on the PCB board 10, and the soldering points 13 are used for soldering external connection lines.

As shown in fig. 1 and 2, three trunking 14 are provided on the PCB board 10, and the trunking 14 is used to facilitate the passage of the connecting wires. By the arrangement of the wire slots 14, the connecting wires can be conveniently penetrated and fixed.

As shown in fig. 1 and 2, the hollowed-out hole 11 includes a first hole section 111 and a second hole section 112, the first hole section 111 is arranged vertically, and the second hole section 112 is arranged obliquely.

Working principle: four probes 20 on the PCB 10 are separated through the hollowed holes 11, plastic insulating materials for physically isolating the probes 20 are filled in the hollowed holes 11, the PCB structure for the water leakage detection probe is characterized in that the probes 20 after the physical isolation are not easily affected by water or water vapor, the detection sensitivity of the water leakage detection probe is improved, and the detection effect of the water leakage detection probe is improved.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims

1. A PCB structure for a water leakage detection probe, comprising: the PCB (10), wear to be equipped with four probes (20) that are used for carrying out leak detection on PCB (10), PCB (10) with probe (20) welded fastening, be equipped with fretwork hole (11) on PCB (10), fretwork hole (11) are used for separating four on PCB (10) probe (20), fretwork hole (11) intussuseption is filled with and is used for right probe (20) carry out the plastic insulating material of physical partition.

2. The PCB structure for a water leakage detecting probe according to claim 1, wherein the probe (20) is made of a metal material.

3. The PCB structure for a water leakage detecting probe according to claim 1, wherein the number of the hollowed holes (11) is two, and two hollowed holes (11) are used for separating four probes (20) on the PCB board (10).

4. A PCB structure for a water leakage detecting probe according to claim 1 or 3, wherein plastic insulating material is filled into the hollow hole (11) by injection molding.

5. The PCB structure for a water leakage detecting probe according to claim 1, wherein the PCB board (10) is provided with at least one mounting groove (12), and the mounting groove (12) is used for facilitating the fixed mounting of the PCB board (10).

6. A PCB structure for a water leakage detection probe according to any one of claims 1-3 or 5, characterized in that three soldering points (13) are provided on the PCB board (10), said soldering points (13) being used for soldering external connection lines.

7. The PCB structure for a water leakage detecting probe according to claim 6, wherein three wire slots (14) are provided on the PCB board (10), the wire slots (14) being for facilitating the passage of connecting wires.

8. A PCB structure for a water leakage detecting probe according to any one of claims 1-3 or 5, wherein the hollowed-out hole (11) comprises a first hole section (111) and a second hole section (112), the first hole section (111) is arranged vertically, and the second hole section (112) is arranged obliquely.