Novel small metal magnetic sensor capable of being installed in multiple directions

Abstract

The utility model relates to the field of magnetic induction switches, in particular to a novel small metal magnetic sensor capable of being installed in multiple directions, which comprises a shell. Grooves are formed in the left side and the right side of the shell respectively, a lampshade hole is formed in the small side of the shell in a penetrating mode, an insulating semitransparent lampshade is arranged on one side in the lampshade hole, and an insulating plastic hole is formed in the inner side of the insulating semitransparent lampshade. The LED lamp has the advantages that the grooves are formed in the left side and the right side of the outer shell respectively, so that the left side and the right side of the outer shell are symmetrical to each other, and the LED lamp can be installed conveniently and rapidly; according to the utility model, the pcba board is arranged in the insulating plastic cement, and then the insulating plastic cement is arranged in the insulating semitransparent lampshade, so that the pcba board can be effectively protected, the circuit structure on the pcba board is prevented from being damaged by the outside, and the practicability of the sensor is improved.

Description

Technical Field

[0001] The utility model relates to the field of magnetic induction switches, in particular to a novel small metal magnetic sensor which can be installed in multiple directions. Background Art

[0002] Magnetic materials change their magnetic properties when exposed to external factors such as heat, light, pressure, and radiation. These materials can be used to create a variety of highly reliable and sensitive sensors. These sensors use magnetic materials as their sensitive elements, hence the name "magnetic sensors."

[0003] However, the existing magnetic sensor does not provide sufficient protection for the PCB board, which can easily damage the PCB board. It is also inconvenient to install, which reduces its practicality. Utility Model Content

[0004] In order to overcome the above-mentioned shortcomings, the utility model provides a technical solution that can solve the above-mentioned problems.

[0005] A novel small metal magnetic sensor capable of being mounted in multiple directions comprises a housing;

[0006] The cross section of the shell is a convex structure, with grooves formed on the left and right sides of the shell respectively. A lampshade hole is opened through the smaller side of the shell, an insulating translucent lampshade is set on one side of the lampshade hole, and an insulating plastic hole is opened on the inner side of the insulating translucent lampshade;

[0007] Insulating plastic is provided on the other side of the lampshade hole, the insulating plastic is inserted into the inside of the insulating plastic hole, a PCB board is provided inside the insulating plastic, a wire entry hole is opened on the outside of the insulating plastic, connecting wires are provided on the outside of the insulating plastic, the connecting wires pass through the wire entry hole and extend into the inside of the insulating plastic to be electrically connected to the PCB board.

[0008] As a further solution of the present invention: a square hole is opened on the other side of the shell, an iron sheet is arranged inside the square hole, and a round hole is opened in the middle of the iron sheet.

[0009] As a further solution of the present invention: a fastening screw hole is opened on the side of the square hole close to the connecting wire, and the internal thread of the fastening screw hole is provided with a fastening screw. The inner end of the fastening screw is a conical structure, and the inner end of the fastening screw and the iron sheet abut against each other.

[0010] As a further solution of the present invention: a stepped circular hole is opened on the other side of the square hole, a stepped rubber plug is arranged inside the stepped circular hole, and the inner end of the stepped rubber plug extends inwardly into the interior of the circular hole.

[0011] As a further solution of the present invention: the shell is made of metal material.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows: by forming grooves on the left and right sides of the shell, the left and right sides of the shell are symmetrical with each other, which makes installation convenient and quick; by arranging the pcba board inside the insulating plastic, and then arranging the insulating plastic inside the insulating translucent lampshade, the pcba board can be effectively protected, avoiding external damage to the circuit structure on the pcba board, and improving the practicality of the sensor.

[0013] Additional aspects and advantages of the present invention will be given in part in the following description and will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in this embodiment or the prior art, the following briefly introduces the drawings required for use in the embodiment or the prior art description. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0015] Figure 1 It is a structural diagram of the present utility model.

[0016] Figure 2 It is a cross-sectional view of the present utility model.

[0017] Figure 3 It is an exploded view of the present utility model.

[0018] As shown in the figure: 1. Shell; 2. Groove; 3. Lampshade hole; 4. Insulated translucent lampshade; 5. Insulated plastic hole; 6. Insulated plastic; 7. PCB board; 8. Wire entry hole; 9. Connecting wires; 10. Square hole; 11. Iron sheet; 12. Round hole; 13. Fastening screw hole; 14. Fastening screw; 15. Stepped hole; 16. Stepped rubber plug. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0021] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined.

[0022] In the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "installed," "connected," "connected," "fixed," etc. should be understood in a broad sense. For example, they may refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, indirect connection through an intermediate medium; internal communication between two components, or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on specific circumstances.

[0023] See also Figure 1-3 , a novel small metal magnetic sensor capable of being mounted in multiple directions, comprising a housing 1;

[0024] The cross section of the housing 1 is a convex structure, with grooves 2 formed on the left and right sides of the housing 1 respectively. A lampshade hole 3 is formed through the smaller side of the housing 1, and an insulating translucent lampshade 4 is provided on one side of the lampshade hole 3. An insulating plastic hole 5 is formed on the inner side of the insulating translucent lampshade 4;

[0025] An insulating plastic 6 is provided on the other side of the lampshade hole 3, and the insulating plastic 6 is inserted into the interior of the insulating plastic hole 5. A pcba board 7 is provided inside the insulating plastic 6. A wire entry hole 8 is opened on the outside of the insulating plastic 6. A connecting wire 9 is provided on the outside of the insulating plastic 6. The connecting wire 9 passes through the wire entry hole 8 and extends into the interior of the insulating plastic 6 to be electrically connected to the pcba board 7.

[0026] First, insert the insulating translucent lampshade 4 into the interior of the lampshade hole 3, and at the same time insert the pcba board 7 into the interior of the insulating plastic 6, and then insert the insulating plastic 6 into the interior of the insulating translucent lampshade 4 from the other side of the lampshade hole 3, thereby effectively protecting the pcba board 7 with high sealing performance, better protecting the circuit structure on the pcba board 7, and preventing the pcba board 7 from being affected by dust, water and other factors that can easily destroy the stability of the circuit; grooves 2 are respectively formed on the left and right sides of the shell 1, so that the left and right sides of the shell 1 are symmetrical to each other, which can be convenient and quick during installation.

[0027] As a further solution of the present invention: a square hole 10 is opened on the other side of the shell 1 , an iron sheet 11 is arranged inside the square hole 10 , and a round hole 12 is opened in the middle of the iron sheet 11 .

[0028] It can be easily installed on the cylinder by cooperating with the groove 2 of the shell 1.

[0029] As a further solution of the present invention: a fastening screw hole 13 is opened on the side of the square hole 10 close to the connecting wire 9, and the internal thread of the fastening screw hole 13 is provided with a fastening screw 14, the inner end of the fastening screw 14 is a conical structure, and the inner end of the fastening screw 14 is in contact with the iron sheet 11.

[0030] When it needs to be installed in the cylinder groove, the fastening screw 14 is turned to move the fastening screw 14 toward the iron sheet 11, and the fastening screw 14 comes into contact with the iron sheet 11, forcing the iron sheet 11 to move to the left, so that the groove at the lower part of the iron sheet 11 is in close contact with the inner end surface of the cylinder groove, and the magnetic induction switch can be locked; when it needs to be removed, the fastening screw 14 is turned to move the fastening screw 14 away from the iron sheet 11, and the fastening screw 14 is separated from the abutment on the iron sheet 11, and the pressure on the iron sheet 11 disappears, and then the groove at the lower part of the iron sheet 11 is in close contact with the inner end surface of the cylinder groove, and the magnetic induction switch can be disassembled.

[0031] As a further solution of the present invention, a stepped circular hole 15 is opened on the other side of the square hole 10 , a stepped rubber plug 16 is arranged inside the stepped circular hole 15 , and the inner end of the stepped rubber plug 16 extends inwardly into the interior of the circular hole 12 .

[0032] The iron sheet 11 can be fixed to prevent it from falling out of the square hole 10 when it is not fixed with the fastening screws 14.

[0033] As a further solution of the present invention: the housing 1 is made of metal material.

[0034] The strength of the housing 1 can be improved, and the PCB board 7 can be better protected.

[0035] It should also be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article, or device comprising the element.

[0036] The above description of the disclosed embodiments will enable one skilled in the art to implement or use the present application. Various modifications to these embodiments will be readily apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application is not limited to the embodiments shown herein, but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A new type of small metal magnetic sensor that can be installed in multiple directions, characterized by: Including the shell; The cross section of the shell is a convex structure, with grooves formed on the left and right sides of the shell respectively. A lampshade hole is opened through the smaller side of the shell, an insulating translucent lampshade is set on one side of the lampshade hole, and an insulating plastic hole is opened on the inner side of the insulating translucent lampshade; Insulating plastic is provided on the other side of the lampshade hole, the insulating plastic is inserted into the inside of the insulating plastic hole, a PCB board is provided inside the insulating plastic, a wire entry hole is opened on the outside of the insulating plastic, connecting wires are provided on the outside of the insulating plastic, the connecting wires pass through the wire entry hole and extend into the inside of the insulating plastic to be electrically connected to the PCB board.

2. A novel multi-directionally mountable small metal magnetic sensor according to claim 1, characterized in that: A square hole is provided on the other side of the shell, an iron sheet is provided inside the square hole, and a round hole is provided in the middle of the iron sheet.

3. The novel multi-directionally mountable small metal magnetic sensor according to claim 2, characterized in that: A fastening screw hole is opened on one side of the square hole close to the connecting wire. The internal thread of the fastening screw hole is provided with a fastening screw. The inner end of the fastening screw is a conical structure, and the inner end of the fastening screw and the iron sheet are in contact with each other.

4. The novel multi-directionally mountable small metal magnetic sensor according to claim 2, characterized in that: A stepped circular hole is provided on the other side of the square hole. A stepped rubber plug is provided inside the stepped circular hole. The inner end of the stepped rubber plug extends inwardly into the interior of the circular hole.

5. The novel multi-directionally mountable small metal magnetic sensor according to claim 1 is characterized in that: The shell is made of metal material.

Images