CN212086168U - Proximity switch induction assembly - Google Patents
Proximity switch induction assembly Download PDFInfo
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- CN212086168U CN212086168U CN202020740889.8U CN202020740889U CN212086168U CN 212086168 U CN212086168 U CN 212086168U CN 202020740889 U CN202020740889 U CN 202020740889U CN 212086168 U CN212086168 U CN 212086168U
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- proximity switch
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Abstract
The utility model relates to a proximity switch sensing assembly, which comprises a circuit board, a first detection assembly and a second detection assembly which are arranged on the circuit board, a logic module which is respectively connected with the first detection assembly and the second detection assembly, and a cable which is connected with the logic module; the first detection assembly comprises a detection coil connected with the circuit board and a detection piece connected with the detection coil; the second detection assembly comprises an induction coil connected with the circuit board and an identification piece connected with the induction coil. Above-mentioned proximity switch response subassembly through setting up detection coil and induction coil cooperation work, guarantees when damage appears in one of them coil, can continue work to it maintains to correspond to spread out damage information, and effectual external device is protected, guarantees the normal work of external device, prevents economic loss.
Description
Technical Field
The utility model relates to a detect technical field, especially relate to a proximity switch response subassembly.
Background
The proximity switch is also called contactless proximity switch, and is an ideal electronic switch sensor, which is widely applied to the industries of machine tools, metallurgy, chemical engineering, light spinning, printing and the like, and can be used as the links of limit, technology, positioning control, automatic protection and the like in an automatic control system. When the proximity switch is used, when the metal detection body approaches to the induction area of the proximity switch, the switch can rapidly send out an electric command without contact, pressure and spark, and accurately reflect the position and the stroke of the moving mechanism. However, the induction component of the existing proximity switch is only provided with one induction coil, so that the normal operation of an external device is directly influenced when the induction coil is damaged, and even the device is damaged to cause economic loss.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a proximity switch sensing assembly for solving the problem that damage to the coil directly affects the normal operation of the device.
A proximity switch sensing assembly comprising:
a circuit board;
the first detection assembly is mounted on the circuit board; the first detection assembly comprises a detection coil connected with the circuit board and a detection piece connected with the detection coil;
the second detection assembly is arranged on the circuit board; the second detection assembly comprises an induction coil connected with the circuit board and an identification piece connected with the induction coil;
the logic module is respectively connected with the first detection assembly and the second detection assembly; and
and the cable is connected with the logic module.
Above-mentioned proximity switch response subassembly through setting up detection coil and induction coil cooperation work, guarantees when damage appears in one of them coil, can continue work to it maintains to correspond to spread out damage information, and effectual external device is protected, guarantees the normal work of external device, prevents economic loss.
In one embodiment, the detection coil is arranged on one side of the circuit board in a cylindrical structure, and the detection coil extends from the circuit board to a direction away from the logic module.
In one embodiment, the induction coil is arranged on one side of the circuit board in a cylindrical structure, and the induction coil extends from the circuit board to a direction away from the logic module.
In one embodiment, the detection coil and the induction coil are arranged on the same side of the circuit board in a parallel mode, and the central axis of the detection coil and the central axis of the induction coil are arranged in the same direction.
In one embodiment, one end of the detection member is connected to the detection coil, the other end of the detection member is connected to the logic module, one end of the identification member is connected to the detection coil, and the other end of the identification member is connected to the logic module.
In one embodiment, the logic module is an and gate circuit.
In one embodiment, the logic module is an or gate circuit.
In one embodiment, the proximity switch sensing assembly further comprises an indicator light, and the indicator light is respectively and correspondingly electrically connected with the first detection assembly and the second detection assembly.
In one embodiment, the indicator light is arranged on one side of the circuit board, and the indicator light is arranged in a protruding mode from the circuit board to the direction far away from the circuit board.
In one embodiment, the cable and the indicator light are arranged on the same side of the circuit board, and the cable extends from the circuit board to a direction away from the circuit board.
Drawings
Fig. 1 is a schematic structural view of a proximity switch sensing assembly according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a proximity switch sensing assembly according to a second embodiment of the present invention.
The reference numbers in the drawings have the meanings given below:
100. a proximity switch sensing assembly;
10. a circuit board;
20. a first detection assembly; 21. a detection coil; 25. a detection member;
30. a second detection assembly; 31. an induction coil; 35. an identification member;
40. a logic module;
50. a cable;
60. an indicator light;
200. a proximity switch sensing assembly;
40a, logic modules.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
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", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and 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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Referring to fig. 1, a proximity switch sensing assembly 100 according to a first embodiment of the present invention includes a circuit board 10, a first detecting assembly 20 mounted on the circuit board 10, a second detecting assembly 30 mounted on the circuit board 10, a logic module 40 respectively connecting the first detecting assembly 20 and the second detecting assembly 30, and a cable 50 connected to the logic module 40; the proximity switch sensing assembly 100 is used for being connected with an external device, and controlling the working state of the external device by detecting the running condition of the external device, so as to ensure the automatic running of the external device.
The circuit board 10 is extended in a rectangular straight plate structure, and the circuit board 10 is used for bearing the whole proximity switch sensing assembly 100; in the present embodiment, the wiring Board 10 is a PCB (Printed Circuit Board, which is also called a Printed wiring Board and is an important electronic component, a support for an electronic component, and a carrier for electrical connection of the electronic component.
The first detecting member 20 is disposed on the circuit board 10, and the first detecting member 20 includes a detecting coil 21 connected to the circuit board 10 and a detecting member 25 connected to the detecting coil 21. The detection coil 21 is arranged on one side of the circuit board 10 in a cylindrical structure, the detection coil 21 extends from the circuit board 10 to a direction away from the logic module 40, the detection coil 21 is arranged corresponding to an element of an external device which needs to detect a movement position, the detection coil 21 is electrified to generate an electromagnetic field, the external device generates a change to the electromagnetic field when approaching the detection coil 21, and the changed electromagnetic field generates an electric signal in the detection coil 21 correspondingly; the detecting element 25 is correspondingly arranged on the circuit board 10, the detecting element 25 is substantially rectangular, the detecting element 25 is electrically connected with the circuit board 10, the detecting element 25 is electrically connected with the detecting coil 21 through the circuit board 10, one end of the detecting element 25 is connected with the detecting coil 21, the other end of the detecting element 25 is connected with the logic module 40, and the detecting element 25 is used for identifying the induction electric signal correspondingly generated in the detecting coil 21 and filtering and amplifying the electric signal to ensure that a detecting signal for external identification is generated.
The second detecting component 30 is correspondingly disposed on the circuit board 10, and the second detecting component 30 includes an induction coil 31 connected to the circuit board 10 and an identification member 35 connected to the induction coil 31. The induction coil 31 is arranged on one side of the circuit board 10 in a cylindrical structure, the induction coil 31 extends from the circuit board 10 to a direction away from the logic module 40, the induction coil 31 is arranged corresponding to a component of an external device, which needs to detect a motion position, the induction coil 31 is electrified to generate an electromagnetic field, the external device is close to the induction coil 31 to generate a change to the electromagnetic field, and the changed electromagnetic field generates an electric signal in the induction coil 31 correspondingly; the identification piece 35 is correspondingly arranged on the circuit board 10, the identification piece 35 is approximately in a rectangular structure, the identification piece 35 is electrically connected with the circuit board 10, the identification piece 35 is electrically connected with the induction coil 31 through the circuit board 10, one end of the identification piece 35 is connected with the induction coil 31, the other end of the identification piece 35 is connected with the logic module 40, and the identification piece 35 is used for identifying induction electric signals correspondingly generated in the induction coil 31, filtering and amplifying the electric signals so as to ensure that detection signals capable of being identified by the outside are generated. In the present embodiment, the detection coil 21 and the induction coil 31 are arranged in parallel on the same side of the wiring board 10, and the central axis of the detection coil 21 (central axis: the distance from each point on the central axis to each point on the periphery of the cross section of the component) is the same as the arrangement direction of the central axis of the induction coil 31.
The logic module 40 is correspondingly arranged on the circuit board 10, the logic module 40 is correspondingly connected with the detecting piece 25 and the identifying piece 35, the detecting piece 25 and the identifying piece 35 are connected with the same side of the logic module 40, and the logic module 40 is used for receiving the electric signals transmitted by the detecting piece 25 and the identifying piece 35 and transmitting the electric signals to the outside through judgment. In this embodiment, the logic module 40 is an or gate circuit, one of the detecting element 25 and the identifying element 35 detects the sensing signal and generates an electrical signal correspondingly, and the logic module 40 can correspondingly transmit the electrical signal to the outside, so as to ensure that when one of the first detecting element 20 or the second detecting element 30 fails and is damaged, the logic module 40 can still transmit the electrical signal to the outside, thereby ensuring that an external device can still continue to operate.
This cable 50 is the setting of cylindric structure, and cable 50 is kept away from circuit board 10 direction from one side of circuit board 10 and extends the setting, and this cable 50 corresponds and is connected with circuit board 10 electricity, and cable 50 passes through circuit board 10 to be connected with logic module 40, and then guarantees will pass through logic module 40's signal of telecommunication transmission to external device, realizes automated control. In this embodiment, the proximity switch sensing assembly 100 further includes an indicator light 60; this pilot lamp 60 corresponds respectively and is connected with first determine module 20 and second determine module 30 electricity, this pilot lamp 60 sets up the one side at the circuit board 10, pilot lamp 60 sets up to keeping away from circuit board 10 direction arch from circuit board 10, this pilot lamp 60 is used for showing the behavior of first determine module 20 and second determine module 30, when first determine module 20 or second determine module 30 appear damaging, this pilot lamp 60 corresponds and lights to remind the maintenance personal to maintain. Furthermore, the cable 50 and the indicator light 60 are arranged on the same side of the circuit board 10, so that the indicator light 60 and the circuit board 10 are correspondingly arranged outside the housing when the cable 50 and the circuit board are mounted conveniently, the arrangement length and size of the cable 50 are reduced, and the processing cost is reduced.
Referring to fig. 2, a proximity switch sensing assembly 200 according to a second embodiment of the present invention is different from the proximity switch sensing assembly 100 according to the first embodiment in that a logic module 40a of the proximity switch sensing assembly 200 according to the first embodiment is an and circuit; the sensing signal is detected by the detecting part 25 and the identifying part 35 and the sensing signal is generated correspondingly, the logic module 40a can correspondingly transmit the electric signal to the outside, and further, when one of the first detecting component 20 or the second detecting component 30 fails and is damaged, the logic module 40a can not transmit the electric signal to the outside, and further, the first detecting component 20 and the second detecting component 30 are required to work normally, the logic module 40a can transmit the control electric signal to the outside, the reliability of controlling the external device is effectively improved, when only one coil is arranged, the electric signal which is wrong due to failure in the coil can be directly transmitted to the external device, and the external device is damaged due to wrong control.
Above-mentioned proximity switch response subassembly, through setting up detection coil 21 and induction coil 31 cooperation work, guarantee when damage appears in one of them coil, can continue work to it maintains to correspond to spread out damage information, effectually protects external device, guarantees external device's normal work, prevents economic loss.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A proximity switch sensing assembly, comprising:
a circuit board;
the first detection assembly is mounted on the circuit board; the first detection assembly comprises a detection coil connected with the circuit board and a detection piece connected with the detection coil;
the second detection assembly is arranged on the circuit board; the second detection assembly comprises an induction coil connected with the circuit board and an identification piece connected with the induction coil;
the logic module is respectively connected with the first detection assembly and the second detection assembly; and
and the cable is connected with the logic module.
2. The proximity switch sensing assembly according to claim 1, wherein the detection coil is disposed on one side of the circuit board in a cylindrical structure, and the detection coil extends from the circuit board in a direction away from the logic module.
3. The proximity switch sensing assembly of claim 2, wherein the sensing coil is disposed on a side of the circuit board in a cylindrical configuration, the sensing coil extending away from the circuit board and away from the logic module.
4. The proximity switch sensing assembly according to claim 3, wherein the detection coil and the induction coil are disposed in parallel on the same side of the circuit board, and a central axis of the detection coil is disposed in the same direction as a central axis of the induction coil.
5. The proximity switch sensing assembly according to claim 1, wherein one end of the detecting member is connected to the detecting coil, the other end of the detecting member is connected to the logic module, one end of the identifying member is connected to the detecting coil, and the other end of the identifying member is connected to the logic module.
6. The proximity switch sensing assembly of claim 1, wherein the logic module is an and circuit.
7. The proximity switch sensing assembly of claim 1, wherein the logic module is an or gate circuit.
8. The proximity switch sensing assembly according to claim 1, further comprising an indicator light, wherein the indicator light is electrically connected to the first detecting assembly and the second detecting assembly respectively.
9. The proximity switch sensing assembly according to claim 8, wherein the indicator light is disposed on a side of the circuit board, the indicator light protruding away from the circuit board.
10. The proximity switch sensing assembly according to claim 8, wherein the cable is disposed on a same side of the circuit board as the indicator light, the cable extending away from the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020740889.8U CN212086168U (en) | 2020-05-08 | 2020-05-08 | Proximity switch induction assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020740889.8U CN212086168U (en) | 2020-05-08 | 2020-05-08 | Proximity switch induction assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212086168U true CN212086168U (en) | 2020-12-04 |
Family
ID=73567068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020740889.8U Active CN212086168U (en) | 2020-05-08 | 2020-05-08 | Proximity switch induction assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212086168U (en) |
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2020
- 2020-05-08 CN CN202020740889.8U patent/CN212086168U/en active Active
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