Novel metal magnetic sensor capable of being locked in multiple directions

Abstract

The utility model relates to the field of magnetic induction switches, in particular to a novel metal magnetic sensor capable of being locked in multiple directions, which comprises a metal shell. Locking assemblies are arranged in the threaded hole and the round hole, and a containing groove is formed in the lower portion of the right side of the metal shell. A pcba board is arranged in the containing groove, and a glue pouring transparent glue body is arranged between the containing groove and the pcba board. The beneficial effects of the utility model are that the PCBA board is clamped and fixed in the metal housing by using the potting transparent glue body in a manner of tightly wrapping the PCBA board, and the PCBA board is fixed between the insulating potting transparent glue and the insulating inner housing, thereby not only improving the waterproofness of the product, but also effectively preventing the damage of an external high-pressure environment, improving the structural strength, and improving the reliability of the product. The circuit structure on the PCBA board is prevented from being damaged by the outside; during installation and use, the locking assembly can be used for rapid installation and locking in a limited space.

Description

Technical Field

[0001] The utility model relates to the field of magnetic induction switches, in particular to a novel metal magnetic sensor capable of locking in multiple directions. Background Art

[0002] As the degree of industrial electrical automation becomes higher and higher, magnetic induction switches are used in a variety of working environments and need to meet the technical requirements of different industrial fields. As a result, the installation position and direction of the magnetic sensors currently used on many cylinder modules are limited. The steps for installing and locking the magnetic induction switches are relatively cumbersome, reducing practicality. Utility Model Content

[0003] In order to overcome the above-mentioned shortcomings, the utility model provides a technical solution that can solve the above-mentioned problems.

[0004] A novel metal magnetic sensor capable of being locked in multiple directions comprises a metal shell;

[0005] The metal shell is a cylindrical structure, the upper part of the metal shell is provided with threaded holes passing through left and right, the left side of the metal shell is provided with a circular hole passing through the threaded holes up and down, locking components are arranged in the threaded holes and the circular holes, and the lower part of the right side of the metal shell is provided with a receiving groove;

[0006] A pcba board is arranged inside the containing groove, and a transparent colloid for filling glue is arranged between the containing groove and the pcba board.

[0007] As a further solution of the utility model: the locking assembly includes an adjusting screw, the right side of the adjusting screw is a smooth surface, and the adjusting screw thread is arranged in the threaded hole;

[0008] A pin is also provided, the upper end of which is formed with a conical platform, the pin is inserted into the circular hole, a spring is sleeved on the lower part of the pin, the upper end of the spring is connected to the bottom of the conical platform, and the lower end of the spring is connected to the inner bottom of the circular hole.

[0009] As a further solution of the utility model: a conical groove is formed between the thread surface and the smooth surface of the adjusting screw, and the conical platform at the upper end of the pin is in contact with the conical groove.

[0010] As a further solution of the utility model: an end cover is arranged on the right side of the metal shell, and the end cover is respectively provided with through holes corresponding to the threaded holes and the accommodating grooves, and the connecting wires are respectively electrically connected to the pcba board through the through holes.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the PCBA board is clamped and fixed by tightly wrapping the PCBA board in the metal shell by using a transparent glue-filled colloid, and fixed between the insulating transparent glue-filled colloid and the insulating inner shell, which not only improves the waterproofness of the product, but also effectively prevents damage from the external high-voltage environment, improves the structural strength, and avoids damage to the circuit structure on the PCBA board by the outside world; during installation and use, it can be quickly installed and locked in a limited space by using a locking component.

[0012] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in this embodiment or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. 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 paying creative labor.

[0014] Figure 1 It is a structural schematic diagram of the utility model.

[0015] Figure 2 It is an exploded view of the utility model.

[0016] Figure 3 It is a cross-sectional view of the utility model.

[0017] Figure 4 It is a usage state diagram of the utility model.

[0018] As shown in the figure: 1. Metal shell; 2. Threaded hole; 3. Round hole; 4. Receiving groove; 5. PCB board; 6. Glue-filled transparent colloid; 7. Adjusting screw; 8. Pin; 9. Conical platform; 10. Spring; 11. Conical groove; 12. End cover; 13. Through hole. DETAILED DESCRIPTION

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

[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] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0022] In the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] See also Figure 1-4 , a novel metal magnetic sensor capable of being locked in multiple directions, comprising a metal housing 1;

[0024] The metal shell 1 is a cylindrical structure, a threaded hole 2 is opened on the upper part of the metal shell 1 and passes through the threaded hole 2 from left to right, a circular hole 3 is opened on the left side of the metal shell 1 and passes through the threaded hole 2 from top to bottom, a locking assembly is arranged in the threaded hole 2 and the circular hole 3, and a receiving groove 4 is opened on the lower part of the right side of the metal shell 1;

[0025] A pcba board 5 is arranged inside the receiving groove 4 , and a transparent glue-filled colloid 6 is arranged between the receiving groove 4 and the pcba board 5 .

[0026] By using the transparent glue 6 to install the PCBA board 5 inside the metal shell 1, a highly sealed installation of the PCBA board 5 can be achieved, and the circuit structure on the PCBA board 5 can be better protected to prevent the PCBA board 5 from being affected by dust, water and other factors that can easily destroy the stability of the circuit; the device can be installed on the cylinder through the locking component to achieve quick disassembly and assembly.

[0027] As a further solution of the utility model: the locking assembly includes an adjusting screw 7, the right side of the adjusting screw 7 is a smooth surface, and the adjusting screw 7 is threadedly arranged in the threaded hole 2;

[0028] A pin 8 is also provided, the upper end of which is formed with a conical platform 9, the pin 8 is inserted into the circular hole 3, the lower part of the pin 8 is sleeved with a spring 10, the upper end of the spring 10 is connected to the bottom of the conical platform 9, and the lower end of the spring 10 is connected to the inner bottom of the circular hole 3.

[0029] When it is to be installed in the cylinder groove, the adjusting screw 7 is screwed to move the adjusting screw 7 toward the pin 8, and the adjusting screw 7 contacts the conical platform 9 on the pin 8, pressing the pin 8 to move downward, so that the lower part of the pin 8 passes through the bottom of the metal shell 1 and is tightly abutted against the inner end surface of the cylinder groove, thereby locking the magnetic induction switch;

[0030] When it is necessary to remove the magnetic induction switch, turn the adjusting screw 7 to move it away from the pin 8, and the adjusting screw 7 will abut and separate from the conical platform 9 of the pin 8, so that the compressive force on the pin 8 disappears, and then the lower part of the pin 8 will abut tightly against the inner end surface of the cylinder groove, thereby realizing the removal of the magnetic induction switch.

[0031] As a further solution of the utility model: a conical groove 11 is formed between the thread surface and the smooth surface of the adjusting screw 7, and the conical platform 9 at the upper end of the pin 8 and the conical groove 11 are in contact with each other.

[0032] It can make the adjusting screw 7 and the pin 8 better contact each other, and when the adjusting screw 7 moves left and right, the pin 8 can be better moved up and down.

[0033] As a further solution of the utility model: an end cover 12 is arranged on the right side of the metal shell 1, and the end cover 12 is respectively provided with through holes 13 corresponding to the threaded holes 2 and the accommodating grooves 4, and the connecting wires are respectively electrically connected to the pcba board 5 through the through holes 13.

[0034] It should also be noted that, in this article, relational terms such as first and second, etc. are only used 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 "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "including a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

[0035] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those 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 will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A new type of metal magnetic sensor capable of locking in multiple directions, characterized in that: Including metal housing; The metal shell is a cylindrical structure, the upper part of the metal shell is provided with threaded holes passing through left and right, the left side of the metal shell is provided with a circular hole passing through the threaded holes up and down, locking components are arranged in the threaded holes and the circular holes, and the lower part of the right side of the metal shell is provided with a receiving groove; A pcba board is arranged inside the containing groove, and a transparent colloid for filling glue is arranged between the containing groove and the pcba board.

2. According to claim 1, the novel multi-directional locking metal magnetic sensor is characterized in that: The locking assembly includes an adjusting screw, the right side of the adjusting screw is a smooth surface, and the adjusting screw thread is arranged in the threaded hole; A pin is also provided, the upper end of which is formed with a conical platform, the pin is inserted into the circular hole, a spring is sleeved on the lower part of the pin, the upper end of the spring is connected to the bottom of the conical platform, and the lower end of the spring is connected to the inner bottom of the circular hole.

3. The novel multi-directional locking metal magnetic sensor according to claim 2 is characterized in that: A conical groove is formed between the thread surface and the smooth surface of the adjusting screw rod, and the conical platform at the upper end of the pin contacts the conical groove.

4. The novel multi-directional locking metal magnetic sensor according to claim 2 is characterized in that: An end cover is arranged on the right side of the metal shell, and through holes are arranged on the end cover corresponding to the threaded hole and the receiving groove respectively, and the connecting wires are electrically connected to the pcba board through the through holes respectively.

Images