CN217904745U

CN217904745U - Induction sensor

Info

Publication number: CN217904745U
Application number: CN202221284907.1U
Authority: CN
Inventors: 陈林; 赵著尧; 刘刚
Original assignee: Sichuan Sunrain Sign & Display System Co ltd
Current assignee: Sichuan Sunrain Sign & Display System Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-11-25
Anticipated expiration: 2032-05-26

Abstract

The utility model belongs to the technical field of electrical equipment, in particular to inductive transducer. The utility model comprises a shell and a circuit board, wherein the shell is provided with a containing cavity, and the circuit board can cover the containing cavity; the wireless sensor is characterized by further comprising an AC-DC module, an MCU module, a wireless module and a sensor, wherein the AC-DC module, the MCU module, the wireless module and the sensor are all located in the accommodating cavity, and the AC-DC module, the MCU module, the wireless module and the sensor are all directly welded on the circuit board and are communicated with a circuit on the circuit board. Compare in traditional split type structure, the utility model discloses each component direct welding in the direct sensor on the circuit board to can reduce and link to each other through the wire between each component of sensor, and the problem that leads to the wiring dislocation takes place.

Description

Induction sensor

Technical Field

The utility model belongs to the technical field of electrical equipment, in particular to inductive transducer.

Background

A sensor is a device, module or subsystem whose purpose is to detect events or changes in the environment and send information to other electronic devices, typically computer processors. Sensors are always used with other electronic devices. Currently, an inductive sensor, in which an AC-DC module, an MCU module, a wireless module, a sensor, and the like are integrated on a circuit board, is available on the market.

Most of the existing induction sensors adopt a traditional split structure, and all components are connected through wires. However, the components of the induction sensor are connected by wires, which is likely to cause wiring misalignment due to complicated wiring.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art, and the mode that links to each other through the wire between each component part of current inductive transducer is complicated because of the wiring easily, and leads to the problem of wiring dislocation, provides an inductive transducer.

In order to realize the purpose of the utility model, the utility model provides a following technical scheme:

an induction sensor comprising a housing having a receiving cavity and a circuit board capable of covering the receiving cavity;

the wireless sensor is characterized by further comprising an AC-DC module, an MCU module, a wireless module and a sensor, wherein the AC-DC module, the MCU module, the wireless module and the sensor are all located in the accommodating cavity, and the AC-DC module, the MCU module, the wireless module and the sensor are all directly welded on the circuit board and are communicated with a circuit on the circuit board.

The utility model provides an inductive sensor includes shell and circuit board, and the shell has and holds the chamber, and the integration has AC-DC module, MCU module, wireless module and sensor on the circuit board, and when shell and circuit board installation, the chamber that holds in the circuit board can the closing cap shell, and AC-DC module, MCU module, wireless module and sensor all are arranged in the chamber that holds of shell.

And simultaneously, the utility model provides an AC-DC module, MCU module, wireless module and sensor all lug weld on the circuit board, and AC-DC module, MCU module, wireless module and sensor homoenergetic communicate with the circuit on the circuit board. Compare in traditional split type structure, the utility model discloses each component direct welding among the direct sensor is on the circuit board to can reduce because of linking to each other through the wire between each component of sensor, and the problem that leads to the wiring dislocation takes place. In addition, the mode of directly integrating all the components in the induction sensor on the circuit board can not only save the material of a lead, but also reduce the production cost of manual wiring; in addition, the mode that all the components in the induction sensor are directly integrated on the circuit board can avoid the messy connection between all the components and the circuit board caused by the connection of wires, so that the connection between all the components and the circuit board is more concise and attractive.

Further, the AC-DC module comprises a conductive insert sheet directly welded on the circuit board, and the conductive insert sheet is positioned on the side surface of the circuit board far away from the accommodating cavity.

Furthermore, the conductive inserting sheet is two, and two the conductive inserting sheet can form two line plugs.

Furthermore, the conductive insertion sheet is three, and three conductive insertion sheets can form a three-wire plug.

Further, the circuit board is located at the opening end of the accommodating cavity, and the circuit board is welded with the shell.

Furthermore, the circuit board is located at the opening end of the accommodating cavity, and the circuit board is detachably connected with the shell.

Furthermore, the shell comprises a supporting column arranged in the accommodating cavity, the circuit board is arranged on the end face of the supporting column, and the circuit board is connected with the supporting column through a screw.

Furthermore, a first threaded hole is formed in the supporting column, and an adaptive hole is formed in the circuit board;

the support column is connected with the shell through a screw so as to be configured as follows: after the screw penetrates through the adapting hole, the circuit board is connected with the support column through the mode that the end part of the screw is in threaded fit with the first threaded hole.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a AC-DC module, MCU module, wireless module and sensor all the direct welding on the circuit board, and AC-DC module, MCU module, wireless module and sensor homoenergetic communicate with the circuit on the circuit board. Compare in traditional split type structure, the utility model discloses each component direct welding in the direct sensor on the circuit board to can reduce and link to each other through the wire between each component of sensor, and the problem that leads to the wiring dislocation takes place. In addition, the mode of directly integrating all the components in the induction sensor on the circuit board can not only save the material of a lead, but also reduce the production cost of manual wiring; in addition, the mode that all the components in the induction sensor are directly integrated on the circuit board can avoid the messy connection between all the components and the circuit board caused by the connection of wires, so that the connection between all the components and the circuit board is more concise and attractive.

Description of the drawings:

fig. 1 is a schematic three-dimensional structure of example 1.

Fig. 2 is a schematic diagram of the explosive structure of example 1.

Fig. 3 is a schematic structural diagram of the circuit board in embodiment 1.

Fig. 4 is a schematic structural view of the housing in embodiment 1.

Fig. 5 is a schematic structural view of embodiment 2.

The labels in the figure are: 1-shell, 11-containing cavity, 12-support column, 121-first threaded hole, 2-circuit board, 21-adapting hole, 3-AC-DC module, 31-conductive plug-in sheet, 4-MCU module, 5-wireless module and 6-sensor.

Detailed Description

The present invention will be described in further detail with reference to test examples and specific embodiments. However, it should not be understood that the scope of the above subject matter is limited to the following embodiments, and all the technologies realized based on the content of the present invention are within the scope of the present invention.

Example 1

As shown in fig. 1 to 4, the present embodiment 1 includes a housing 1 and a circuit board 2, wherein the housing 1 has a receiving cavity 11, and the circuit board 2 can cover the receiving cavity 11.

Specifically, as shown in fig. 4, the housing 1 of the present embodiment 1 may be a rectangular parallelepiped structure, and a receiving chamber 11 having a rectangular cross section is provided inside the housing 1. As shown in fig. 3, the circuit board 2 may alternatively be of a rectangular plate structure.

As shown in fig. 1 to 3, the present embodiment 1 integrates an AC-DC module 3, an MCU module 4, a wireless module 5, and a sensor 6 on a circuit board 2. And, when the housing 1 is mounted with the circuit board 2, the AC-DC module 3, the MCU module 4, the wireless module 5, and the sensor 6 are all located in the receiving cavity 11 inside the housing 1.

In this embodiment 1, the AC-DC module 3, the MCU module 4, the wireless module 5, and the sensor 6 are all directly soldered on the circuit board 2, and the AC-DC module 3, the MCU module 4, the wireless module 5, and the sensor 6 are all connected to the circuit on the circuit board 2.

In this embodiment 1, each component of the inductive sensor 6 is directly soldered to the circuit board 2, and compared with the conventional split structure, this embodiment 1 can reduce the occurrence of the problem of wiring dislocation caused by the connection of the components of the inductive sensor 6 via wires. In addition, the mode of directly integrating all the components in the induction sensor 6 on the circuit board 2 can not only save the material of a lead, but also reduce the production cost of manual wiring; moreover, the mode of directly integrating each component in the inductive sensor 6 on the circuit board 2 can also avoid the messy connection between each component and the circuit board 2 caused by the connection of wires, so that the connection between each component and the circuit board 2 is more concise and beautiful.

As shown in fig. 1 to fig. 3, the AC-DC module 3 of this embodiment 1 includes two conductive tabs 31, and the two conductive tabs 31 are directly soldered on the circuit board 2. As shown in fig. 2, the conductive insert 31 is located on the side of the circuit board 2 remote from the receiving cavity 11. Preferably, the conductive insert 31 in this embodiment 1 can be selected as brass. As shown in fig. 1, the two-piece conductive blade 31 of the present embodiment 1 can form a two-wire plug after the circuit board 2 and the housing 1 are mated.

In the present embodiment 1, the circuit board 2 can cover the accommodation chamber 11 inside the housing 1. For convenience of implementation, the circuit board 2 may be disposed at the open end of the receiving cavity 11, and the circuit board 2 and the housing 1 may be soldered.

In the using process, in order to facilitate the inspection and maintenance of the AC-DC module 3, the MCU module 4, the wireless module 5 or the sensor 6, the circuit board 2 may be disposed at the opening end of the accommodating cavity 11, and the conductive insertion sheet 31 is detachably connected to the housing 1.

Specifically, as shown in fig. 2 to 4, the housing 1 of the present embodiment 1 includes a support column 12, and the support column 12 is disposed in the accommodation chamber 11. As shown in fig. 4, in order to simplify the structure of the housing 1, two support columns 12 may be disposed in the accommodating cavity 11, and the two support columns 12 are respectively located at two opposite corners of the accommodating cavity 11. Of course, four support columns 12 can be selected, and the four support columns 12 are respectively located at four corners of the accommodating cavity 11.

The shape of the circuit board 2 in this embodiment 1 is slightly smaller than the shape of the cross section of the accommodating cavity 11, and the circuit board 2 in this embodiment 1 can be disposed on the end surface of the supporting column 12, and the circuit board 2 and the supporting column 12 can be detachably connected together by a screw.

As shown in fig. 4, in the embodiment 1, each support column 12 is provided with a first threaded hole 121, and an axis of the first threaded hole 121 is arranged along an axial direction of the support column 12. As shown in fig. 3, the circuit board 2 is provided with fitting holes 21, and the number of the fitting holes 21 corresponds to the number of the first screw holes 121. Specifically, the circuit board 2 is provided with two fitting holes 21. In the embodiment 1, the fitting hole 21 on the circuit board 2 may be selected as a through hole or a threaded hole adapted to a screw.

Therefore, when the supporting column 12 is screwed to the housing 1, the screw can first pass through the fitting hole 21 on the circuit board 2, and then the end of the screw passing through the fitting hole 21 is screwed to the first threaded hole 121 in the supporting column 12, so as to connect the circuit board 2 and the supporting column 12 together.

Example 2

This embodiment 2 provides an induction sensor, and the difference between this embodiment 2 and embodiment 1 is the number of conductive tabs 31.

As shown in fig. 5, the AC-DC module 3 in this embodiment 2 includes three conductive tabs 31, and the three conductive tabs 31 can form a three-wire plug after mating the circuit board 2 and the housing 1.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. An inductive sensor, characterized by: the circuit board packaging structure comprises a shell (1) and a circuit board (2), wherein the shell (1) is provided with a containing cavity (11), and the circuit board (2) can cover the containing cavity (11);

still include AC-DC module (3), MCU module (4), wireless module (5) and sensor (6), AC-DC module (3), MCU module (4), wireless module (5) and sensor (6) all are located hold chamber (11) in, just AC-DC module (3), MCU module (4), wireless module (5) and sensor (6) all directly weld in on circuit board (2), and with circuit intercommunication on circuit board (2).

2. The inductive sensor of claim 1, wherein: the AC-DC module (3) comprises a conductive insert (31) which is directly welded on the circuit board (2), and the conductive insert (31) is positioned on the side face, far away from the accommodating cavity (11), of the circuit board (2).

3. The inductive sensor of claim 2, wherein: electrically conductive inserted sheet (31) are two, and two electrically conductive inserted sheet (31) can form two line plugs.

4. The inductive sensor of claim 2, wherein: the conductive inserting sheet (31) is three, and the conductive inserting sheet (31) can form a three-wire plug.

5. The inductive sensor of any one of claims 2 to 4, wherein: the circuit board (2) is located at an opening end of the accommodating cavity (11), and the circuit board (2) is welded with the shell (1).

6. The inductive sensor of any one of claims 2 to 4, wherein: the circuit board (2) is positioned at the opening end of the accommodating cavity (11), and the circuit board (2) is detachably connected with the shell (1).

7. The inductive sensor of claim 6, wherein: the shell (1) comprises a supporting column (12) arranged in the accommodating cavity (11), the circuit board (2) is arranged on the end face of the supporting column (12), and the circuit board (2) is connected with the supporting column (12) through a screw.

8. The inductive sensor of claim 7, wherein: a first threaded hole (121) is formed in the supporting column (12), and an adaptive hole (21) is formed in the circuit board (2);

the support column (12) is connected with the shell (1) through a screw and is configured to be as follows: after the screw penetrates through the adapting hole (21), the end part of the screw is in threaded fit with the first threaded hole (121) so as to connect the circuit board (2) and the supporting column (12).