CN203323777U - Photoelectric sensor - Google Patents
Photoelectric sensor Download PDFInfo
- Publication number
- CN203323777U CN203323777U CN2013201364006U CN201320136400U CN203323777U CN 203323777 U CN203323777 U CN 203323777U CN 2013201364006 U CN2013201364006 U CN 2013201364006U CN 201320136400 U CN201320136400 U CN 201320136400U CN 203323777 U CN203323777 U CN 203323777U
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- photoelectric sensor
- light
- pilot lamp
- reflecting surface
- form face
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Abstract
The utility model provides a photoelectric sensor. The photoelectric sensor is provided with a shell which is in the shape of an approximate cuboid. The shell comprises a light receiving surface, an installation surface and an indication surface, wherein the light receiving surface receives light; the installation surface is provided with through holes for installation; the indication surface is configured outside the parts except for the light receiving surface and the installation surface, provided with a plurality of indication lamps, and with an approximately rectangular shape. Each of the indication lamps protrudes from the indication surface of the photoelectric sensor, and at least two of the indication lamps are arranged along the long side direction of the indication surface of the photoelectric sensor. The photoelectric sensor is configured into that the center line of two mutually parallel long sides of the indication surface is contained inside at least two indication lamps.
Description
Technical field
The utility model relates to a kind of photoelectric sensor.
Background technology
The normal light electric transducer is arranged on the sidewall of detected object.When detected object is large sized object, photoelectric sensor may be arranged on the position higher than sight line, and far away apart from the observer, and the visual effect of photoelectric sensor of the prior art is poor, thus can't judge exactly the indicating status that this photoelectric sensor is current.
In addition, existing photoelectric sensor has roughly rectangular index plane (being generally the top of photoelectric sensor) usually, and the pilot lamp that comprises action indicator and stable pilot lamp is arranged at this roughly on rectangular index plane, and arranges along the short side direction of index plane.There is such configuration, when a certain side from indication panel is seen, likely can only see a pilot lamp, and another pilot lamp is covered, thereby can't differentiate the current indicating status of this photoelectric sensor.
The utility model content
Consider the problems referred to above, the purpose of this utility model is to provide a kind of photoelectric sensor, and the visual effect of this photoelectric sensor is enhanced, thereby can judge well the state that this photoelectric sensor is current.
According to first aspect of the present utility model, a kind of photoelectric sensor is provided, this photoelectric sensor has and is the roughly housing of rectangular shape, and housing comprises: the sensitive surface of accepting light; Installed surface with through hole that use is installed; Be disposed at except sensitive surface and installed surface and there is the roughly rectangular index plane of a plurality of pilot lamp; Each pilot lamp is outstanding from the index plane of photoelectric sensor, on the long side direction on the long limit of the index plane along photoelectric sensor, arranges at least two in pilot lamp; The center line that this photoelectric sensor is configured to the long limit parallel to each other of index plane is contained in this pilot lamp inside.
There is such structure, when the user observes from the side of photoelectric sensor, can observe at an easy rate along the show state of at least two pilot lamp arranging on the long side direction on the long limit of the index plane of photoelectric sensor, thereby easily determine the state of this photoelectric sensor.
Preferably, the photoelectric sensor provided according to the utility model, photoelectric sensor has the detection faces that inspected object has or not, and index plane is the face with the detection faces quadrature.
Preferably, the photoelectric sensor provided according to the utility model, pilot lamp comprises action indicator and stable pilot lamp, and action indicator is shorter to the distance of nearest minor face than stable pilot lamp to the distance of nearest minor face.
Preferably, the photoelectric sensor provided according to the utility model, the length on the short side direction of the Length Ratio end on the long side direction of each pilot lamp is short.
There is such structure, can, by increasing the display size of pilot lamp, reach the purpose of the visuality of improving pilot lamp.
Preferably, the photoelectric sensor provided according to the utility model, a side's of the index plane of photoelectric sensor end is provided with otch.
Preferably, the photoelectric sensor provided according to the utility model, the both sides of the edge of the index plane of photoelectric sensor on long side direction are provided with otch.
There is such structure, the purpose that otch reaches the visuality while improving from the beneath pilot lamp can be set by the edge at photoelectric sensor.
Preferably, the photoelectric sensor provided according to the utility model, pilot lamp comprises: light source and a light guide member, light guide member comprises the light-guiding pillar of at least two, wherein, each light-guiding pillar comprises: the form face, and the form face is the plane of in fact vertically extending, and the form face receives the light that light source is launched; Reflecting surface, reflecting surface is relative with the form face, becoming from the end relative with the form face of light-guiding pillar and penetrate from the light reflection of light source, each light-guiding pillar comprises the first reflecting surface and the second reflecting surface, the first reflecting surface starts order with the second reflecting surface from the form face and is connected, and the first reflecting surface is greater than the angle of the second reflecting surface with respect to the form face tilt with respect to the angle of form face tilt.
Utilize this structure, reflected by the first reflecting surface and the second reflecting surface through the light of form face and pass light guide member, because the second reflecting surface is larger with respect to the angle of form face tilt than the first reflecting surface, light can more show in concentrated area near the zone center of pilot lamp, thus the display brightness of raising pilot lamp.
Utilize this structure, the light of launching from light source passes the form face and is converted into and upwards penetrates substantially parallel light guide member via at least one reflecting surface relative with the form face.In addition, utilize this structure, light source can be arranged on the side in the face of the form face, makes the more compact structure of the electric component (for example, photoelectric sensor etc.) that utilizes this photoelectricity pilot lamp.
Preferably, the photoelectric sensor provided according to the utility model, each light-guiding pillar is made by transparent or semitransparent organic glass is one-body molded.
Preferably, the photoelectric sensor provided according to the utility model, be added with diffusant in the material of manufacture light-guiding pillar.
Preferably, the photoelectric sensor provided according to the utility model, light source is pointolite, light source is and at least two at least two light emitting diodes that the light-guiding pillars difference is corresponding, the color difference of at least two light emitting diodes.
There is indicating effect better according to photoelectricity pilot lamp of the present utility model, and, because indication range is larger, even photoelectric sensor is arranged on to the position away from the observer, also can observe well the indicating status of photoelectric sensor.
The accompanying drawing explanation
Fig. 1 is the three-dimensional view according to the photoelectric sensor of preferred embodiment of the present utility model;
Fig. 2 is the vertical view according to the photoelectric sensor of preferred embodiment of the present utility model;
Fig. 3 is the schematic side elevation according to the photoelectricity pilot lamp of preferred embodiment of the present utility model;
Fig. 4 is the schematic elevational view according to the photoelectricity pilot lamp of preferred embodiment of the present utility model;
Fig. 5 is the schematic plan according to the photoelectric sensor of modified example of the present utility model;
Fig. 6 is the schematic plan according to the photoelectric sensor of modified example of the present utility model.
Embodiment
Describe the utility model in detail below in conjunction with accompanying drawing.
Fig. 1 is the three-dimensional view according to the photoelectric sensor of preferred embodiment of the present utility model.Fig. 2 is the side view according to the photoelectric sensor of preferred embodiment of the present utility model.Fig. 3 is the vertical view according to the photoelectric sensor of preferred embodiment of the present utility model.As shown in Figures 1 to 3, according to photoelectric sensor 1 of the present utility model, have and be the roughly housing of rectangular shape, housing comprises: the sensitive surface 11 of accepting light; Installed surface 12 with through hole that use is installed; The roughly rectangular index plane 13(that is disposed at except sensitive surface 11 and installed surface 12 and has a plurality of pilot lamp 14 in this article, the implication of term " roughly rectangle " is: at least have a parallel group leader limit, and minor face can be the approximate rectangular shape of straight line or various forms curve, in addition, also comprise the shape that at least one limit has chamfering).Each pilot lamp 14 is outstanding from the index plane 13 of photoelectric sensor 1, and at least two long side directions on the long limit 131 of the index plane 13 along photoelectric sensor 1 (direction as shown in the arrow A in Figure of description) in pilot lamp 14 are upper to be arranged.Further, the center line that this photoelectric sensor 1 is configured to the long limit parallel to each other of index plane 13 is contained in this pilot lamp 14 inside, that is, pilot lamp 14 is through index plane 13 center line parallel with long side direction.
There is such structure, when the user observes from the side of photoelectric sensor 1, can observe at an easy rate along the show state of at least two pilot lamp 14 of arranging on the long side direction on the long limit 131 of the index plane 13 of photoelectric sensor 1, thereby easily determine the state of this photoelectric sensor 1.
Further, the photoelectric sensor 1 provided according to the utility model has the detection faces 15 that inspected object has or not, and index plane 13 is the face with detection faces 15 quadratures.
More specifically, in the photoelectric sensor 1 provided according to the utility model, pilot lamp 14 comprises action indicator 141 and stable pilot lamp 142, and action indicator 141 is shorter to the distance of nearest minor face than stable pilot lamp 142 to the distance of nearest minor face.More specifically, as shown in rear attached Figure of description 1-2, in preferred embodiment of the present utility model, action indicator 141 more approaches minor face crossing between index plane 13 and sensitive surface 11 than stable pilot lamp 142.
Further, the photoelectric sensor 1 provided according to the utility model, the length of this pilot lamp 14 of the Length Ratio on the long side direction of each pilot lamp 14 on short side direction is short.There is such structure, can, by increasing the display size of pilot lamp 14, reach the visuality of improving photoelectric sensor.
Preferably, the photoelectric sensor 1 provided according to the utility model, pilot lamp 14 comprises: light source 3 and a light guide member 4, light guide member 4 comprises the light-guiding pillar 41 of at least two, wherein, each light-guiding pillar 41 comprises: form face 411, and form face 411 is the plane of in fact vertically extending, and form face 411 receives the light that light source 3 is launched; Reflecting surface, reflecting surface is relative with form face 411, becoming from the end relative with form face 411 of light-guiding pillar 4 and penetrate from the light reflection of light source 3, each light-guiding pillar 41 comprises the first reflecting surface 413 and the second reflecting surface 414, the first reflecting surface 413 sequentially is connected from 411 beginnings of form face with the second reflecting surface 414, and the angle that the first reflecting surface 413 tilts with respect to form face 411 is greater than the angle that the second reflecting surface 414 tilts with respect to form face 411.
Utilize this structure, the light of launching from light source 3 passes form face 411 and is converted into and upwards penetrates substantially parallel light guide member 4 via the reflecting surface relative with form face 411.In addition, utilize this structure, light source 3 can be arranged on the side in the face of form face 411, makes the more compact structure of photoelectric sensor 1.
More specifically, according in preferred embodiment of the present utility model, each light-guiding pillar 41 comprises: the first reflecting surface 413, the first reflectings surface 413 are with respect to form face 411 tilt angle theta 1, and its part to downward-extension is connected with form face 411 by these light-guiding pillar 41 bottoms; The second reflecting surface 414, the first reflectings surface 413 are connected with the second reflecting surface 414 orders, and the second reflecting surface 414 is with respect to form face 411 tilt angle theta 2, and angle θ 1 is greater than angle θ 2.Pass form face 411 to first reflectings surface 413 and/or the second reflecting surface 414 from the light of light source 3 emissions, then, through the reflex of the first reflecting surface 413 and/or the second reflecting surface 414, light penetrates from the end relative with form face 411 of light-guiding pillar 41.
Utilize this structure, reflected by the first reflecting surface 413 and the second reflecting surface 414 through the light of form face 411 and pass light guide member 4, the angle tilted with respect to form face 411 due to the second reflecting surface 414 to the first reflectings surface 413 is larger, light can more show in concentrated area near zone pilot lamp 14De center, thus the display brightness of raising pilot lamp 14.
Further, the photoelectric sensor 1 provided according to the utility model, each light-guiding pillar 41 is made by transparent or semitransparent organic glass is one-body molded.
Further, the photoelectric sensor 1 provided according to the utility model, be added with diffusant in the material of manufacture light-guiding pillar 41.By adding diffusant, make light-guiding pillar 41 become translucent, thereby the light that this light-guiding pillar 41 is transmitted penetrate more equably.
Further, the photoelectric sensor 1 provided according to the utility model, light source 3 is pointolite, light source 3 is and at least two at least two light emitting diodes that the light-guiding pillars difference is corresponding, and the color difference of at least two light emitting diodes.Utilize this structure, can utilize different colors that different indicator lamp regions such as stability pilot lamp, action indicator is separated, more to clearly illustrate various different conditions.
More specifically, as shown in rear attached Figure of description 1 to 5, according in preferred embodiment of the present utility model, photoelectric sensor 1, comprise pilot lamp 14 as above, wherein, light source 3 is arranged on the inside surface of detection faces 15 of photoelectric sensor 1, and at least two light-guiding pillars 41 of pilot lamp 14 are arranged in order at the long side direction of the interior index plane along photoelectric sensor 1 13 of photoelectric sensor 1.More specifically, as shown in rear attached Figure of description 1 to 3, according to the pilot lamp 14 of preferred embodiment of the present utility model, be arranged in photoelectric sensor 1, and the end of pilot lamp 14 from the index plane 13(of photoelectric sensor 1 as the upper surface Figure of description) outstanding.There is such structure,, all can mutually not stop because of the end of light guide member 14 etc. to cause observations inaccurate from side or proceeds posterolateral while observing the duty of this photoelectric sensor 1 as the user.Further, on the inside surface of the detection faces 15 by light source 3 being arranged to photoelectric sensor 1, can further dwindle the size of this photoelectric sensor 1 at above-below direction, take full advantage of the inner space of this photoelectric sensor 1.
It is more than the detailed description of preferred embodiment of the present utility model and accompanying drawing, not for limiting interest field of the present utility model, allly take identical technological means or implement in this claim scope, all not break away from scope of the present utility model and be considered as be applicant's interest field.
For example, in above-mentioned preferred embodiment, be provided with two light-guiding pillars 41 and two light sources 3, and the corresponding light-guiding pillar 41 of each light source 3, so that the light color difference that each light-guiding pillar 41 sends.But the utility model is not limited in this, those skilled in the art can and use needs according to actual design, select arbitrarily the quantity of light-guiding pillar 41 and light source 3, for example, can select according to actual needs two above light-guiding pillars 41 and two above light sources 3.Further, in above-mentioned preferred embodiment, a light-guiding pillar 41 is corresponding to a light source 4, but those skilled in the art can and use needs according to actual design, select arbitrarily the corresponding relation of light-guiding pillar 41 and light source 4, for example, can select a light source 4 corresponding two light-guiding pillars 41 etc.
Further, in above-mentioned preferred embodiment, the end of two light-guiding pillar 41 outstanding index planes 13 forms as one, but the utility model is not limited in this, those skilled in the art can and use needs according to actual design, select arbitrarily the end of light-guiding pillar 41 is divided and is arranged or forms as one.
Further, as shown in rear attached Figure of description 6, the modified example of the photoelectric sensor 1 provided according to the utility model, a side's of the index plane 13 of photoelectric sensor 1 end can be provided with otch (as figure acceptance of the bid blackboard divides).Perhaps, be provided with otch (as figure acceptance of the bid blackboard divides) in the both sides of the edge of index plane 13 on long side direction of photoelectric sensor 1.There is such structure, can otch be set by the edge at photoelectric sensor 1, reach the purpose of the visuality while improving from the beneath photoelectric sensor.
It is more than the detailed description of preferred embodiment of the present utility model and accompanying drawing, not for limiting interest field of the present utility model, allly take identical technological means or implement in this claim scope, all not break away from scope of the present utility model and be considered as be applicant's interest field.
Claims (9)
1. a photoelectric sensor, have the housing that is rectangular shape, it is characterized in that,
Described housing comprises: the sensitive surface of accepting light; Installed surface with through hole that use is installed; Be disposed at except described sensitive surface and described installed surface and there is the roughly rectangular index plane of a plurality of pilot lamp,
Each described pilot lamp is outstanding from the described index plane of described photoelectric sensor, on the long side direction on the long limit of the described index plane along described photoelectric sensor, arranges at least two in described pilot lamp,
The center line that this photoelectric sensor is configured to the long limit parallel to each other of described index plane is contained in this pilot lamp inside.
2. photoelectric sensor as claimed in claim 1, is characterized in that, described photoelectric sensor has the detection faces that inspected object has or not, and described index plane is the face with described detection faces quadrature.
3. photoelectric sensor as claimed in claim 1, is characterized in that, described pilot lamp comprises action indicator and stable pilot lamp, and action indicator is shorter to the distance of nearest minor face than stable pilot lamp to the distance of nearest minor face.
4. photoelectric sensor as claimed in claim 1, is characterized in that, the length of the described pilot lamp of Length Ratio on short side direction on the described long side direction of each described pilot lamp is short.
5. photoelectric sensor as claimed in claim 1, is characterized in that, a side's of the described index plane of described photoelectric sensor end is provided with otch.
6. photoelectric sensor as claimed in claim 1, is characterized in that, the both sides of the edge of described index plane on described long side direction of described photoelectric sensor are provided with otch.
7. photoelectric sensor as claimed in claim 1, is characterized in that, described pilot lamp comprises: light source and a light guide member, and described light guide member comprises the light-guiding pillar of at least two, wherein, each described light-guiding pillar comprises:
The form face, described form face is the plane of vertical extension, and described form face receives the light that described light source is launched;
Reflecting surface, described reflecting surface is relative with described form face, becoming from the end relative with described form face of described light-guiding pillar and penetrate from the light reflection of described light source,
Each described light-guiding pillar comprises the first reflecting surface and the second reflecting surface, described the first reflecting surface starts order with described the second reflecting surface from described form face and is connected, and described the first reflecting surface is greater than the angle of described the second reflecting surface with respect to described form face tilt with respect to the angle of described form face tilt.
8. photoelectric sensor as claimed in claim 7, is characterized in that, wherein, each described light-guiding pillar is made by transparent or semitransparent organic glass is one-body molded.
9. photoelectric sensor as claimed in claim 7, is characterized in that, wherein, described light source is pointolite, and described light source is at least two light emitting diodes corresponding with described at least two light-guiding pillars difference, the color difference of described at least two light emitting diodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201364006U CN203323777U (en) | 2013-03-22 | 2013-03-22 | Photoelectric sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201364006U CN203323777U (en) | 2013-03-22 | 2013-03-22 | Photoelectric sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203323777U true CN203323777U (en) | 2013-12-04 |
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ID=49663117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201364006U Expired - Fee Related CN203323777U (en) | 2013-03-22 | 2013-03-22 | Photoelectric sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203323777U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109596151A (en) * | 2017-10-02 | 2019-04-09 | 欧姆龙株式会社 | Photoelectric sensor |
| CN109596149A (en) * | 2017-10-02 | 2019-04-09 | 欧姆龙株式会社 | Photoelectric sensor |
-
2013
- 2013-03-22 CN CN2013201364006U patent/CN203323777U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109596151A (en) * | 2017-10-02 | 2019-04-09 | 欧姆龙株式会社 | Photoelectric sensor |
| CN109596149A (en) * | 2017-10-02 | 2019-04-09 | 欧姆龙株式会社 | Photoelectric sensor |
| CN109596151B (en) * | 2017-10-02 | 2021-01-01 | 欧姆龙株式会社 | Photoelectric sensor |
| CN109596149B (en) * | 2017-10-02 | 2021-01-01 | 欧姆龙株式会社 | Photoelectric sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20210322 |