CN208028868U - A kind of photoelectric proximity switch device - Google Patents

Abstract

The utility model discloses a kind of photoelectric proximity switch devices, including fixed shell and optoelectronic switch, it is flexibly connected by being arranged limited block with cavity, and movable plate be based on touch sheet metal be symmetrical arranged there are two, the length of frizzen on the left of the shake-up sheet metal is less than the length for touching the frizzen on the right side of sheet metal, frizzen and shake-up sheet metal and optoelectronic switch elastic connection, make this new structure when in use, connection structure linking inside photoelectric proximity switch is smooth, gears to actual circumstances；By the lower end that electromagnetic attraction device is fixed on to the first fixinig plate, and second the lower face of fixinig plate be provided with rubber block and second spring, the upper end of the second spring is fixedly connected by rubber block with the second fixinig plate, lower end is fixedly connected with the downside inner wall of fixed shell, make this utility model when in use, the internal circuit connection of photoelectric proximity switch is quick, and can be by carrying out switch control manually.

Description

A kind of photoelectric proximity switch device

Technical field

The utility model is related to photoelectric proximity switch correlative technology field, specially a kind of photoelectric proximity switch dress It sets.

Background technology

Photoelectric proximity switch be using detected material blocking or reflect to light beam, by synchronization loop gating circuit, from And detection object whether there is or not, be one kind of sensor, the strong and weak variation of light between transmitting terminal and receiving terminal is converted into electricity by it The variation of stream is to achieve the purpose that detection.It is electrically isolated due to photoelectric proximity switch output loop and input circuit, so It can be applied in many occasions.Photoelectric proximity switch is made using integrated circuit technique and SMT surface mounting technologies The New Generation Optical electric-type made close to switching device, have delay, broadening, outer synchronization, resist interfere with each other, reliability height, workspace Domain is stablized and the intelligent functions such as self diagnosis, has been used as Level measurement, Liquid level, product counting, width differentiation, speed Detection, cut-to-length, hole identification, signal delay, automatically-controlled door sensing, colour code detection, punching machine and cutter and security protection Wait numerous areas, the photoelectric proximity switch majority in reality that should avoid problems with：First, the more place of dust；The Two, the more place of corrosive gas；Third, water, oil, chemicals are possible to the place directly splashed；4th, the outdoor or sun Light etc. has strong light direct beam and without the place of shading measure, but few about above-mentioned four in the photoelectric proximity switch used The safeguard procedures of a problem, thus it is proposed that a kind of photoelectric proximity switch device is for solving the above problems.

Utility model content

The purpose of this utility model is to provide a kind of photoelectric proximity switch devices, to solve to carry in above-mentioned background technology The problem of going out.

To achieve the above object, the utility model provides the following technical solutions：A kind of photoelectric proximity switch device, including Fixed shell and optoelectronic switch, the optoelectronic switch are set to the upper end of fixed shell, and the lower end of the optoelectronic switch passes through the The upper surface of both two bull sticks and fixed shell rotation connection, the fixation shell and optoelectronic switch is both provided with light sensitive layer, And the inside of fixed shell is additionally provided with trigger device and circuit connecting device, the trigger device includes movable plate, the One spring, frizzen, metal connecting sheet and shake-up sheet metal, the outside of the movable plate pass through the first bull stick and turn with fixed shell The upper inside walls of fixed shell are fixed in dynamic connection, the upper end of the first spring, and the upper surface of movable plate is fixed in lower end, and triggers Bar is arranged through the inside of movable plate, and the shake-up sheet metal is rotatablely connected by third bull stick and fixed shell, and metal connects Contact pin be set to touch sheet metal the left and right sides, the circuit connecting device include light sensitive layer, photoelectric sensor and Electromagnetic attraction device, the photoelectric sensor are set to the right side upper end of fixed shell, and electromagnetic attraction device is set to shake-up metal The lower end of piece, and light sensitive layer, photoelectric sensor and electromagnetic attraction device three are electrically connected.

Preferably, it is fixed with limited block on the contact surface of the frizzen and movable plate, which is based on limited block phase That answers is provided with cavity, and limited block is flexibly connected with cavity.

Preferably, the movable plate be based on touch sheet metal be symmetrical arranged there are two, the triggering on the left of the shake-up sheet metal The length of bar is less than the length for touching the frizzen on the right side of sheet metal, the frizzen and shake-up sheet metal and optoelectronic switch elasticity Connection.

Preferably, the shake-up sheet metal includes the first fixinig plate and the second fixinig plate, first fixinig plate and Second fixinig plate is arranged in " S " plate, and electromagnetic attraction device is fixed on the lower end of the first fixinig plate.

Preferably, the lower face of second fixinig plate is provided with rubber block and second spring, the second spring it is upper End is fixedly connected by rubber block with the second fixinig plate, and lower end is fixedly connected with the downside inner wall of fixed shell.

Compared with prior art, the utility model has the beneficial effects that：The utility model is by by frizzen and movable plate Contact surface on fix limited block, movable plate is provided with cavity accordingly based on limited block, which is flexibly connected with cavity, And movable plate is based on touching there are two sheet metal is symmetrical arranged, the length of the frizzen on the left of the shake-up sheet metal, which is less than, touches gold Belong to the length of the frizzen on the right side of piece, frizzen and shake-up sheet metal and optoelectronic switch elastic connection, this new structure is made to exist In use, the connection structure linking inside photoelectric proximity switch is smooth, gear to actual circumstances；By by the first fixinig plate and second Fixinig plate setting is in " S " plate, and electromagnetic attraction device is fixed on the lower end of the first fixinig plate, and the lower face of the second fixinig plate is set Be equipped with rubber block and second spring, the upper end of the second spring is fixedly connected by rubber block with the second fixinig plate, lower end with The downside inner wall of fixed shell is fixedly connected, and makes this utility model when in use, and the internal circuit connection of photoelectric proximity switch is fast Speed, and can be by carrying out switch control manually.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model arrangement works schematic diagram；

Fig. 3 is enlarged structure schematic diagram at A in Fig. 1.

In figure：1 fixes shell, 10 movable plates, 101 frizzens, 102 cavitys, 103 limited blocks, 11 first springs, 12 first Bull stick, 13 light sensitive layers, 2 optoelectronic switches, 20 second bull sticks, 3 photoelectric sensors, 4 electromagnetic attraction devices, 5 metal connecting sheets, 6 Touch sheet metal, 60 third bull sticks, 61 first fixinig plates, 62 second fixinig plates, 63 rubber blocks, 64 second springs.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of photoelectric proximity switch device, including it is solid Fixed shell 1 and optoelectronic switch 2, which is set to the upper end of fixed shell 1, and the lower end of optoelectronic switch 2 passes through The upper surface of both two bull sticks 20 and the fixed rotation connection of shell 1, the fixation shell 1 and optoelectronic switch 2 is both provided with photosensitive Coating 13, and the inside of fixed shell 1 is additionally provided with trigger device and circuit connecting device makes this utility model not only can be with Photoelectricity is carried out close to the closing and folding opened the light by internal optoelectronic induction, can also be controlled by manually mode.

Trigger device includes movable plate 10, the first spring 11, frizzen 101, metal connecting sheet 5 and touches sheet metal 6, the outside of the movable plate 10 is rotatablely connected by the first bull stick 12 and fixed shell 1, and the upper end of the first spring 11 is fixed on The upper inside walls of fixed shell 1, the upper surface of movable plate 10 is fixed in lower end, and frizzen 101 is set through the inside of movable plate 10 It sets, frizzen 101 is fixed with limited block 103 on the contact surface of movable plate 10, and it is corresponding which is based on limited block 103 It is provided with cavity 102, and limited block 103 is flexibly connected with cavity 102, movable plate 10 is based on shake-up sheet metal 6 and is symmetrically arranged with Two, the length of the frizzen 101 in 6 left side of shake-up sheet metal is less than the length for the frizzen 101 for touching 6 right side of sheet metal, The frizzen 101 and shake-up sheet metal 6 and 2 elastic connection of optoelectronic switch, make this new structure when in use, photo-electric is close The connection structure linking of switch internal is smooth, gears to actual circumstances.

It touches sheet metal 6 to be rotatablely connected by third bull stick 60 and fixed shell 1, and metal connecting sheet 5 is set to shake-up The left and right sides of sheet metal 6, circuit connecting device include light sensitive layer 13, photoelectric sensor 3 and electromagnetic attraction device 4, The photoelectric sensor 3 is set to the right side upper end of fixed shell 1, and electromagnetic attraction device 4 is set to the lower end for touching sheet metal 6, And light sensitive layer 13, photoelectric sensor 3 and 4 three of electromagnetic attraction device are electrically connected, it includes first solid to touch sheet metal 6 Stator 61 and the second fixinig plate 62, first fixinig plate 61 and the second fixinig plate 62 are arranged in " S " plate, and electromagnetic attraction Device 4 is fixed on the lower end of the first fixinig plate 61, and the lower face of the second fixinig plate 62 is provided with rubber block 63 and second spring 64, the upper end of the second spring 64 is fixedly connected by rubber block 63 with the second fixinig plate 62, the downside of lower end and fixed shell 1 Inner wall is fixedly connected, and makes this utility model when in use, and the internal circuit connection of photoelectric proximity switch is quick.

Operation principle：In the utility model, the light sensitive layer 13, photoelectric sensor 3 and electromagnetic attraction device 4 are Article known to field.When fixed shell 1 carries out optoelectronic induction work, with the light sensitive layer 3 on 2 outer surface of optoelectronic switch The induction of extraneous light variation can be carried out first, then convey a variable signal to photoelectric sensor 3, and photoelectric sensor 3 After receiving signal, voltage signal output end directly transports a voltage signal to controller, controller receiving voltage signal Electromagnetic attraction device 4 will be controlled later to be powered, the electromagnetic attraction device 4 after energization begins through magnetic force and attracts first to consolidate Stator 61 moves downward, and is harmonious until with metal connecting sheet 5, and the second fixinig plate 62 is under the drive of the first fixinig plate 61 and another The metal connecting sheet 5 of one end is harmonious, and second spring 64 starts to stretch, and when the second fixinig plate 62 rises, photoswitc 2 can be given The power of the rising of frizzen 101 1 on right side, limited block 103 are flexibly connected with movable plate 10, on the right side of photoswitc 2 will on It rises, and the left side of photoswitc 2 will decline, and the frizzen 101 of its left end can give the first fixinig plate 61 1 lower pressure, work It completes；And when needing when manually controlling of optoelectronic switch 2 of progress, directly photoswitc 2 can be pushed, movable plate 10, triggering The motion state of bar 101, shake-up sheet metal 6 and metal connecting sheet 5 four is as optoelectronic induction working condition.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of photoelectric proximity switch device, including fixed shell（1）And optoelectronic switch（2）, the optoelectronic switch（2）Setting In fixed shell（1）Upper end, it is characterised in that：The optoelectronic switch（2）Lower end pass through the second bull stick（20）With set casing Body（1）Rotation connection, the fixation shell（1）And optoelectronic switch（2）The upper surface of the two is both provided with light sensitive layer（13）, and Fixed shell（1）Inside be additionally provided with trigger device and circuit connecting device, the trigger device includes movable plate （10）, the first spring（11）, frizzen（101）, metal connecting sheet（5）And touch sheet metal（6）, the movable plate（10）It is outer Side passes through the first bull stick（12）With fixed shell（1）Rotation connection, the first spring（11）Upper end be fixed on fixed shell（1）'s Movable plate is fixed in upper inside walls, lower end（10）Upper surface, and frizzen（101）Through movable plate（10）Inside setting, The shake-up sheet metal（6）Pass through third bull stick（60）With fixed shell（1）Rotation connection, and metal connecting sheet（5）It is set to Touch sheet metal（6）The left and right sides, the circuit connecting device includes light sensitive layer（13）, photoelectric sensor（3）And Electromagnetic attraction device（4）, the photoelectric sensor（3）It is set to fixed shell（1）Right side upper end, electromagnetic attraction device（4）If It is placed in shake-up sheet metal（6）Lower end, and light sensitive layer（13）, photoelectric sensor（3）And electromagnetic attraction device（4）Three's electricity Property connection.

2. a kind of photoelectric proximity switch device according to claim 1, it is characterised in that：The frizzen（101）With Movable plate（10）Contact surface on be fixed with limited block（103）, the movable plate（10）Based on limited block（103）It is provided with accordingly Cavity（102）, and limited block（103）With cavity（102）Flexible connection.

3. a kind of photoelectric proximity switch device according to claim 1, it is characterised in that：The movable plate（10）It is based on Touch sheet metal（6）There are two being symmetrical arranged, the shake-up sheet metal（6）The frizzen in left side（101）Length be less than touch gold Belong to piece（6）The frizzen on right side（101）Length, the frizzen（101）With shake-up sheet metal（6）And optoelectronic switch（2）Bullet Property connection.

4. a kind of photoelectric proximity switch device according to claim 1, it is characterised in that：The shake-up sheet metal（6） It include the first fixinig plate（61）And second fixinig plate（62）, first fixinig plate（61）And second fixinig plate（62）It is in " S " plate is arranged, and electromagnetic attraction device（4）It is fixed on the first fixinig plate（61）Lower end.

5. a kind of photoelectric proximity switch device according to claim 4, it is characterised in that：Second fixinig plate（62） Lower face be provided with rubber block（63）And second spring（64）, the second spring（64）Upper end pass through rubber block（63）With Second fixinig plate（62）It is fixedly connected, lower end and fixed shell（1）Downside inner wall be fixedly connected.