CN220022776U

CN220022776U - Multi-line output type proximity switch

Info

Publication number: CN220022776U
Application number: CN202321045038.1U
Authority: CN
Inventors: 谷岸江
Original assignee: Dongguan Autonics Electronics Co ltd
Current assignee: Dongguan Autonics Electronics Co ltd
Priority date: 2023-05-04
Filing date: 2023-05-04
Publication date: 2023-11-14
Anticipated expiration: 2033-05-04

Abstract

The utility model relates to a multi-wire output type proximity switch, which comprises a shell, an induction component, a power wire and at least two signal wires, wherein the shell comprises a shell, an induction head, a fixed seat, a first fastener and a second fastener, the induction head and the fixed seat are respectively connected with two ends of the shell, the first fastener is inserted into the second fastener, and the first fastener is matched with the second fastener to fix the shell and the fixed seat; the induction component comprises a coil and a PCB (printed circuit board), the coil is arranged at one end of the shell close to the induction head, the PCB is arranged in the shell, the coil, the power line and the signal line are all electrically connected with the PCB, and the power line and the signal line penetrate through the fixing seat. The multi-line output type proximity switch is convenient to connect different devices and simultaneously transmits signals by arranging at least two signal lines; the power line and the signal line are respectively penetrated through the fixing seat, and the shell and the fixing seat are fixed through the matching of the first fastening piece and the second fastening piece, so that the structure is firm; the multi-wire output type proximity switch has compact structure and convenient use.

Description

Multi-line output type proximity switch

Technical Field

The utility model relates to the technical field of proximity switches, in particular to a multi-line output type proximity switch.

Background

The proximity switch is a position switch which can be operated without mechanical direct contact with a moving part, and when the sensing surface of the object proximity switch reaches the action distance, the switch can be actuated without mechanical contact and any pressure, thereby driving a direct current electric appliance or providing a control instruction for a computer device. The method can be used as a link of limiting, counting, positioning control, automatic protection and the like in an automatic control system.

At present, the proximity switch generally only can transmit signals to one device, but can not transmit signals to a plurality of devices at the same time, so that the proximity switch is inconvenient to use.

Disclosure of Invention

In view of the above, it is necessary to provide a multi-line output type proximity switch which is convenient to use.

The multi-wire output type proximity switch comprises a shell, an induction assembly, a power wire and at least two signal wires, wherein the shell comprises a shell, an induction head, a fixed seat, a first fastening piece and a second fastening piece, the induction head and the fixed seat are respectively connected with two ends of the shell, the first fastening piece is inserted into the second fastening piece, and the first fastening piece is matched with the second fastening piece to fix the shell and the fixed seat; the induction component comprises a coil and a PCB (printed circuit board), the coil is installed at one end, close to the induction head, of the shell, the PCB is installed in the shell, the coil, the power line and the signal line are electrically connected with the PCB, and the power line and the signal line penetrate through the fixing seat.

In one embodiment, the shell comprises a supporting part and a limiting part connected with the supporting part; the fixing base comprises a boss portion, a spool portion and a sheath portion, wherein the spool portion is respectively communicated with two ends of the boss portion, and the boss portion is used for being abutted to the limiting portion.

In one embodiment, the housing further comprises a sealing ring sleeved on the outer side of the spool part; the seal ring is used for sealing the supporting part.

In one embodiment, the first fastener includes a first cover body and a first bolt connected to the inner side of the first cover body, the second fastener includes a second cover body and a second bolt connected to the inner side of the second cover body, the first cover body and the second cover body are matched to cover the limit portion and the boss portion, the first bolt is inserted into one side of the limit portion and the spool portion, the second bolt is inserted into the other side of the limit portion and the spool portion, and the first bolt is inserted into the second bolt.

In one embodiment, a first jack and a second jack are arranged on the side wall of the limiting part, a through hole is arranged on the side wall of the spool part, one end of the through hole is communicated with the first jack, and the other end of the through hole is communicated with the second jack; the first bolt penetrates through the first jack and the through hole, and the second bolt penetrates through the second jack and the through hole.

In one embodiment, a slot is formed in an end of the first cover facing the second cover, and the second fastener further includes a tongue portion connected to an end of the second cover facing the first cover, and the slot is configured to receive the tongue portion.

In one embodiment, the housing further comprises a locking element passing through the second latch, the locking element being in threaded connection with the first latch.

In one embodiment, the first pin, the second pin and the locking member are two and correspond to each other one by one.

In one embodiment, the sensing assembly further comprises a light emitting member, wherein the light emitting member penetrates through one side of the shell, and the light emitting member is electrically connected with the PCB.

The multi-line output type proximity switch is convenient to connect different devices and simultaneously transmits signals by arranging at least two signal lines; the power line and the signal line are respectively penetrated through the fixing seat, and the shell and the fixing seat are fixed through the matching of the first fastening piece and the second fastening piece, so that the structure is firm; the multi-wire output type proximity switch has compact structure and convenient use.

Drawings

FIG. 1 is a schematic diagram of a multi-wire output proximity switch according to one embodiment of the present utility model;

fig. 2 is an exploded view of the multi-wire output proximity switch of fig. 1.

The meaning of the reference numerals in the drawings are:

100. a multi-wire output proximity switch;

10. a housing; 11. a housing; 111. a support part; 112. a limit part; 113. a first jack; 114. a second jack; 12. an induction head; 13. a fixing seat; 131. a boss portion; 132. a line pipe section; 133. a sheath portion; 134. a through hole; 14. a first fastener; 141. a first cover; 142. a first latch; 15. a second fastener; 151. a second cover; 152. a second latch; 153. a tongue portion; 16. a seal ring; 20. an induction assembly; 21. a coil; 22. a light emitting member; 30. a power line; 40. and a signal line.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" 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 are used herein for illustrative purposes only and are not meant to be the only embodiment.

Referring to fig. 1 and 2, an embodiment of a multi-wire output proximity switch 100 of the present utility model includes a housing 10, an induction component 20, a power line 30, and at least two signal lines 40, wherein the housing 10 includes a casing 11, an induction head 12, a fixing seat 13, a first fastening member 14, and a second fastening member 15, and the multi-wire output proximity switch 100 is convenient for connecting different devices and transmitting signals by providing at least two signal lines 40; the power line 30 and the signal line 40 are respectively penetrated through the fixed seat 13, and the shell 11 and the fixed seat 13 are fixed by the first fastening piece 14 and the second fastening piece 15 in a matched manner, so that the structure is firm; the multi-wire output proximity switch 100 is compact in structure and convenient to use.

As shown in fig. 1 and 2, in the present embodiment, the housing 10 includes a casing 11, a sensing head 12, a fixing base 13, a first fastening member 14 and a second fastening member 15, the sensing head 12 and the fixing base 13 are respectively connected to two ends of the casing 11, and optionally, the casing 11 includes a supporting portion 111 and a limiting portion 112 connected to the supporting portion 111; the side wall of the limit part 112 is provided with a first jack 113 and a second jack 114; further, the fixing base 13 includes a boss portion 131, a spool portion 132, and a sheath portion 133, the spool portion 132 and the sheath portion 133 are respectively connected to two ends of the boss portion 131, and the boss portion 131 is used for abutting against the top of the limiting portion 112. Preferably, the side wall of the spool 132 is provided with a through hole 134, one end of the through hole 134 is communicated with the first jack 113, and the other end is communicated with the second jack 114; in one embodiment, the first jack 113, the second jack 114 and the through hole 134 are two and correspond to each other one by one.

In one embodiment, the first fastening member 14 is inserted into the second fastening member 15, and the first fastening member 14 cooperates with the second fastening member 15 to fix the housing 11 and the fixing base 13; alternatively, the first fastener 14 includes a first cover 141 and a first pin 142 connected to the inner side of the first cover 141, the second fastener 15 includes a second cover 151 and a second pin 152 connected to the inner side of the second cover 151, the first cover 141 and the second cover 151 are matched to cover the limiting portion 112 and the boss portion 131, the first pin 142 is inserted into one side of the limiting portion 112 and the conduit portion 132, the second pin 152 is inserted into the other side of the limiting portion 112 and the conduit portion 132, and the first pin 142 is inserted into the second pin 152. Further, the first pin 142 penetrates the first insertion hole 113 and the through hole 134, and the second pin 152 penetrates the second insertion hole 114 and the through hole 134. Preferably, the end of the first cover 141 facing the second cover 151 is provided with a slot (not shown), and the second fastener 15 further comprises a tongue 153, the tongue 153 being connected to the end of the second cover 151 facing the first cover 141, the slot being adapted to receive the tongue 153 to define a position.

In one embodiment, the housing 10 further includes a locking element (not shown) that penetrates the second latch 152, and the locking element is in threaded connection with the first latch 142, so that the operation is convenient; optionally, the locking element is a screw. In one embodiment, the first pin 142, the second pin 152 and the locking member are two and correspond to each other one by one, so as to ensure that the first fastening member 14 and the second fastening member 15 are firmly fixed. The casing 10 further comprises a sealing ring 16, and the sealing ring 16 is sleeved outside the wire pipe part 132; the seal ring 16 seals the support portion 111 to prevent dust, water droplets, and the like from entering the support portion 111.

As shown in fig. 1, the induction assembly 20 includes a coil 21 and a PCB board (not shown), the coil 21 is mounted on one end of the housing 11 near the induction head 12, the PCB board is mounted in the housing 11, and the coil 21, the power line 30 and the signal line 40 are all electrically connected with the PCB board. The sensing assembly 20 further comprises a light emitting piece 22, wherein the light emitting piece 22 penetrates through one side of the supporting part 111, and the light emitting piece 22 is electrically connected with the PCB; the operating state is indicated by the light emitting element 22, for example, the light emitting element 22 is green light, indicating normal energization, and when the light emitting element 22 is red light, indicating detection of the subject.

As shown in fig. 1 and 2, the power cord 30 and the signal cord 40 are threaded through the fixing base 13, alternatively, one ends of the power cord 30 and the signal cord 40 are electrically connected to the PCB board, and the other ends are threaded through the conduit portion 132, the boss portion 131 and the sheath portion 133, further, the sheath portion 133 is filled with epoxy resin to perform a sealing function, prevent impurities such as dust and water drops from entering the housing 10 through the gap between the power cord 30 and the signal cord 40, and fix the positions of the power cord 30 and the signal cord 40 to prevent shaking.

When the power line 30 and the signal line 40 are used, after penetrating the fixing base 13, the fixing base 13 is placed on the housing 10 until the boss 131 is abutted against the top of the limiting part 112, one end of the penetrating hole 134 is communicated with the first jack 113, the other end is communicated with the second jack 114, then the first plug pin 142 penetrates the first jack 113 and the penetrating hole 134, the second plug pin 152 penetrates the second jack 114 and the penetrating hole 134 until the tongue 153 is accommodated in the slot, and finally the locking piece penetrates the second plug pin 152 and is in threaded connection with the first plug pin 142, so that the structure is firm.

The multi-wire output type proximity switch 100 is provided with at least two signal wires 40, so that different devices can be conveniently connected, and signal transmission can be performed at the same time; the power line 30 and the signal line 40 are respectively penetrated through the fixed seat 13, and the shell 11 and the fixed seat 13 are fixed by the first fastening piece 14 and the second fastening piece 15 in a matched manner, so that the structure is firm; the multi-wire output proximity switch 100 is compact in structure and convenient to use.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The multi-wire output type proximity switch is characterized by comprising a shell, an induction component, a power wire and at least two signal wires, wherein the shell comprises a shell, an induction head, a fixing seat, a first fastening piece and a second fastening piece, the induction head and the fixing seat are respectively connected with two ends of the shell, the first fastening piece is inserted into the second fastening piece, and the first fastening piece is matched with the second fastening piece to fix the shell and the fixing seat; the induction component comprises a coil and a PCB (printed circuit board), the coil is installed at one end, close to the induction head, of the shell, the PCB is installed in the shell, the coil, the power line and the signal line are electrically connected with the PCB, and the power line and the signal line penetrate through the fixing seat.

2. The multi-wire output proximity switch of claim 1, wherein the housing includes a support portion and a limit portion connected to the support portion; the fixing base comprises a boss portion, a spool portion and a sheath portion, wherein the spool portion is respectively communicated with two ends of the boss portion, and the boss portion is used for being abutted to the limiting portion.

3. The multi-wire output proximity switch of claim 2, wherein the housing further comprises a sealing ring, the sealing ring being sleeved outside the spool; the seal ring is used for sealing the supporting part.

4. The multi-wire output proximity switch according to claim 2, wherein the first fastener comprises a first cover and a first plug pin connected to the inner side of the first cover, the second fastener comprises a second cover and a second plug pin connected to the inner side of the second cover, the first cover and the second cover are covered with the limit portion and the boss portion in a matched manner, the first plug pin is inserted into one side of the limit portion and the wire tube portion, the second plug pin is inserted into the other side of the limit portion and the wire tube portion, and the first plug pin is inserted into the second plug pin.

5. The multi-wire output type proximity switch according to claim 4, wherein a first jack and a second jack are arranged on the side wall of the limiting portion, a through hole is arranged on the side wall of the wire tube portion, one end of the through hole is communicated with the first jack, and the other end of the through hole is communicated with the second jack; the first bolt penetrates through the first jack and the through hole, and the second bolt penetrates through the second jack and the through hole.

6. The multi-wire output proximity switch of claim 4, wherein an end of the first housing facing the second housing is provided with a slot, the second fastener further comprising a tab portion connecting the end of the second housing facing the first housing, the slot for receiving the tab portion.

7. The multiple wire output proximity switch of claim 4, wherein the housing further comprises a locking member that extends through the second pin, the locking member being threadably coupled to the first pin.

8. The multi-wire output proximity switch of claim 7, wherein the first pin, the second pin, and the locking member are two and in one-to-one correspondence.

9. The multi-wire output proximity switch of claim 1, wherein the sensing assembly further comprises a light emitting member, the light emitting member is disposed through one side of the housing, and the light emitting member is electrically connected to the PCB.