CN220872667U - Square photoelectric sensor - Google Patents
Square photoelectric sensor Download PDFInfo
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- CN220872667U CN220872667U CN202322491609.0U CN202322491609U CN220872667U CN 220872667 U CN220872667 U CN 220872667U CN 202322491609 U CN202322491609 U CN 202322491609U CN 220872667 U CN220872667 U CN 220872667U
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- receiving
- buckle
- photoelectric sensor
- convex lens
- support
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052802 copper Inorganic materials 0.000 claims abstract description 6
- 239000010949 copper Substances 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims 2
- 238000013461 design Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 229920003023 plastic Polymers 0.000 abstract description 3
- 239000004033 plastic Substances 0.000 abstract description 3
- 238000007493 shaping process Methods 0.000 abstract description 3
- 210000001503 joint Anatomy 0.000 abstract description 2
- 230000008054 signal transmission Effects 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 7
- 238000001514 detection method Methods 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to the technical field of sensors, and discloses a square photoelectric sensor, which comprises: shell, shell linking bridge, support integrated into one piece has emission chamber and receiving cavity, and the emission intracavity sets up the transmitter, and the receiving intracavity sets up the receiver, and leg joint signal processor, transmitter emission light beam, when the light beam is blocked, after the receiver received the reflection light beam with photoelectric signal transmission to signal processor, the shell includes the dustcoat, and the dustcoat welds the filter disc, and the dustcoat sets up steel joint and copper nut, installs the contact pin through the buckle in the steel joint. This square photoelectric sensor screens the back to hardness and the toughness of support material, moulds plastics into an organic wholely with the emitting chamber in the support again with receiving chamber, and the cavity internal structure stability after the integrated into one piece design can strengthen the support shaping has effectively alleviateed the deformation between emitting chamber and the receiving chamber, defect etc. bad phenomenon, has also realized the uniformity on product surface when improving the product precision.
Description
Technical Field
The utility model relates to the technical field of sensors, in particular to a square photoelectric sensor.
Background
The square photoelectric sensor is a sensor for converting luminous flux into electric quantity, and has the characteristics of non-contact, high precision, high reliability, quick response and the like because of flexible and various photoelectric measurement methods, so that the photoelectric sensor is widely applied to the detection and control fields. The square photoelectric sensor integrates the emitter and the receiver, and the light emitted by the emitter reflects light through the blocking object and generates a detection signal after the light reflects back to the receiver.
Photoelectric products have very high requirements on structural dimensions, surface treatment, materials and the like, a square photoelectric sensor in the prior art generally carries out split design on a transmitting cavity and a receiving cavity, deformation and other adverse conditions are easy to cause due to split design, and product precision and surface consistency are difficult to guarantee.
Disclosure of utility model
The present utility model is directed to a square photoelectric sensor, which solves the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a square photosensor, comprising: the shell, the shell linking bridge, support integrated into one piece has emission chamber and receiving cavity, and the emission intracavity sets up the transmitter, and the receiving intracavity sets up the receiver, the leg joint signal processor, the transmitter transmits the light beam, when the light beam is blocked, the receiver receives and transmits photoelectric signal to signal processor after the reflected light beam.
Preferably, the shell comprises an outer cover, the outer cover is welded with a filter disc, the outer cover is provided with a steel joint and a copper nut, and a contact pin is arranged in the steel joint through a buckle.
Preferably, the outer cover is provided with a first knob through a buckle, and a sealing ring is arranged between the first knob and the outer cover.
Preferably, the outer cover is welded with a bottom cover, the bottom cover is provided with a second knob through a buckle, and a sealing ring is arranged between the second knob and the bottom cover.
Preferably, the outer cover is connected with the bracket through a buckle.
Preferably, the transmitter comprises a transmitting convex lens, the transmitting convex lens is mounted on the support through a buckle, the transmitting convex lens is in interference fit with the transmitting cavity, a transmitting polaroid is arranged above the transmitting convex lens, and the transmitting polaroid is mounted on the outer cover through the buckle.
Preferably, the receiver comprises a receiving convex lens, the receiving convex lens is mounted on the support through a buckle, the receiving convex lens is arranged in the receiving cavity, a receiving polaroid is arranged above the receiving convex lens, and the receiving polaroid is mounted on the outer cover through the buckle.
Preferably, a filter is arranged below the receiving convex lens, and the filter is mounted on the bracket through a buckle.
Preferably, the signal processor comprises a circuit board, the circuit board is welded to the support, the circuit board is provided with an imposition, and the imposition is welded with an adjustable resistor.
Preferably, the circuit board is soldered with a switch.
The square photoelectric sensor has the following beneficial effects:
This square photoelectric sensor screens the back to hardness and the toughness of support material, moulds plastics into an organic wholely with the emitting chamber in the support again with receiving chamber, and the cavity internal structure stability after the integrated into one piece design can strengthen the support shaping has effectively alleviateed the deformation between emitting chamber and the receiving chamber, defect etc. bad phenomenon, has also realized the uniformity on product surface when improving the product precision.
Drawings
FIG. 1 is a perspective view of a square photoelectric sensor according to an embodiment of the present application;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a cross-sectional view of a square photoelectric sensor according to an embodiment of the present application;
FIG. 4 is an exploded view of FIG. 3;
Fig. 5 is a schematic view of the structure within the housing.
In the figure: 1. a housing; 10. an outer cover; 11. a steel joint; 12. a contact pin; 13. a copper nut; 14. a first knob; 15. a seal ring; 16. a second knob; 17. a bottom cover; 18. a filter sheet; 2. a bracket; 3. a transmitter; 31. a transmitting convex lens; 32. an emission polarizer; 4. a receiver; 41. receiving a convex lens; 42. a receiving polarizer; 43. a filter lens; 5. a signal processor; 51. a circuit board; 52. imposition; 53. an adjustable resistor; 54. and (3) a switch.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-2, the present utility model provides an embodiment of a square photosensor, comprising: the shell 1, shell 1 includes dustcoat 10, and dustcoat 10 has filter disc 18 through ultrasonic welding, compares more firmly with using the sticky in the prior art, and structural consistency is stronger, and dustcoat 10 sets up steel joint 11 and copper nut 13, and dustcoat 10 and steel joint 11 and copper nut 13 pass through integral type injection molding, make the product size accurate, and the uniformity is good, and integral type injection molding can reduce the connection interface to improve the overall stability and the intensity of structure, extension product's life.
As shown in fig. 2-4, the pin 12 is installed in the steel joint 11 through a buckle, the pin 12 plays a role of a connector and is used for providing power supply and signal transmission, so that the sensor can communicate and interact with an external circuit or system, the first knob 14 is installed on the outer cover 10 through the buckle, the first knob 14 is a distance adjusting knob, the detection distance can be adjusted, the sealing ring 15 is arranged between the first knob 14 and the outer cover 10, the bottom cover 17 is welded on the outer cover 10 through ultrasonic waves, a light guide column can be arranged on the bottom cover 17, the working state of the square photoelectric sensor is convenient to observe, the second knob 16 is installed on the bottom cover 17 through the buckle, the normally-open normally-closed knob is arranged on the second knob 16, the sealing ring 15 is arranged between the second knob 16 and the bottom cover 17, and the sealing ring 15 is arranged to enhance the water tightness, so that the protection capability is improved, and the first knob 14 and the second knob 16 are assembled in a buckle mode, so that the assembly is tighter.
Further, install support 2 through the buckle in the shell 1, support 2 integrated into one piece has emission chamber and receiving cavity, screens the hardness and the toughness of support 2 material back, again with emission chamber and receiving cavity in the support 2 mould plastics integrative, the cavity internal structure stability after the integrated into one piece design can strengthen support 2 shaping, has effectively alleviated the deformation between emission chamber and the receiving cavity, defect etc. bad phenomenon, has also realized the uniformity on product surface when improving the product precision.
Specifically, as shown in fig. 2-5, the emitter 3 is arranged in the emitting cavity, the emitter 3 comprises an emitting convex lens 31, the emitting convex lens 31 is installed on the support 2 through a buckle, a capillary rib position is arranged in the emitting cavity, the emitting convex lens 31 is in interference fit with the emitting cavity through the capillary rib position, the emitting convex lens 31 can be assembled in place, the consistency of products is ensured, errors caused by manual installation operation are reduced, an emitting polarizing plate 32 is arranged above the emitting convex lens 31, and the emitting polarizing plate 32 is installed on the outer cover 10 through the buckle.
The receiver 4 is arranged in the receiving cavity, the receiver 4 comprises a receiving convex lens 41, the receiving convex lens 41 is mounted on the support 2 through a buckle, the receiving convex lens 41 is arranged in the receiving cavity, the inner wall of the receiving cavity is provided with a concave-convex groove structure, stray light can be removed, the accuracy of receiving light is improved, a receiving polarizing plate 42 is arranged above the receiving convex lens 41, the receiving polarizing plate 42 is mounted on the outer cover 10 through the buckle, a filter 43 is arranged below the receiving convex lens 41, and the filter 43 is mounted on the support 2 through the buckle.
The support 2 is connected with the signal processor 5, the signal processor 5 comprises a circuit board 51, the circuit board 51 is welded on the support 2, the circuit board 51 and the support 2 are limited through three-point limiting column through holes, the circuit board 51 and the support 2 are firmly pressed and welded together through a welding limiting column process, the circuit board 51 is provided with a splice 52, the splice 52 is welded with an adjustable resistor 53, the circuit board 51 is welded with a switch 54, the switch 54 is a normally-open normally-closed switch, and the normally-open state and the normally-closed state of the switch 54 can be adjusted through adjusting the second knob 16.
In this embodiment, the emitter 3 emits a light beam, the light beam is emitted from the emission convex mirror 31 toward the blocking object, the light beam is reflected back after reaching the blocking object through the filter 18, when the light beam is blocked by the blocking object, the receiver 4 receives the reflected light beam and transmits the photoelectric signal to the signal processor 5, and the circuit board 51 can convert the received photoelectric signal into a digital signal for further processing and judgment in the control system.
It can be understood that the square photoelectric sensor has the advantages of high accessory integration level, small accessory quantity, ingenious structure, easy assembly, easy satisfaction of production process and good product consistency.
Working principle: the emitter 3 emits a light beam, the light beam is emitted from the emission convex mirror 31 to the blocking object, the light beam is reflected back after reaching the blocking object through the filter 18, when the light beam is blocked by the blocking object, the receiver 4 receives the reflected light beam and then transmits the photoelectric signal to the signal processor 5, and the circuit board 51 can convert the received photoelectric signal into a digital signal.
In view of the foregoing, it will be appreciated that while embodiments of the utility model have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations may be made hereto without departing from the principles and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.
Claims (10)
1. A square photoelectric sensor is characterized in that: comprising the following steps: the device comprises a shell (1), wherein the shell (1) is connected with a bracket (2), and the bracket (2) is integrally formed with a transmitting cavity and a receiving cavity;
A transmitter (3) is arranged in the transmitting cavity, and a receiver (4) is arranged in the receiving cavity;
The support (2) is connected with the signal processor (5), the transmitter (3) transmits light beams, and when the light beams are blocked, the receiver (4) receives the reflected light beams and then transmits photoelectric signals to the signal processor (5).
2. A square photoelectric sensor according to claim 1, wherein: the shell (1) comprises an outer cover (10), a filter disc (18) is welded on the outer cover (10), a steel joint (11) and a copper nut (13) are arranged on the outer cover (10), and a contact pin (12) is installed in the steel joint (11) through a buckle.
3. A square photoelectric sensor according to claim 2, wherein: the outer cover (10) is provided with a first knob (14) through a buckle, and a sealing ring (15) is arranged between the first knob (14) and the outer cover (10).
4. A square photoelectric sensor according to claim 3, wherein: the outer cover (10) is welded with a bottom cover (17), the bottom cover (17) is provided with a second knob (16) through a buckle, and a sealing ring (15) is arranged between the second knob (16) and the bottom cover (17).
5. A square photoelectric sensor according to claim 2, wherein: the outer cover (10) is connected with the bracket (2) through a buckle.
6. A square photoelectric sensor according to claim 2, wherein: the emitter (3) comprises an emitting convex lens (31), the emitting convex lens (31) is mounted on the support (2) through a buckle, the emitting convex lens (31) is in interference fit with the emitting cavity, an emitting polaroid (32) is arranged above the emitting convex lens (31), and the emitting polaroid (32) is mounted on the outer cover (10) through the buckle.
7. A square photoelectric sensor according to claim 2, wherein: the receiver (4) comprises a receiving convex lens (41), the receiving convex lens (41) is mounted on the support (2) through a buckle, the receiving convex lens (41) is arranged in the receiving cavity, a receiving polaroid (42) is arranged above the receiving convex lens (41), and the receiving polaroid (42) is mounted on the outer cover (10) through the buckle.
8. The square photosensor according to claim 7, wherein: an optical filter (43) is arranged below the receiving convex lens (41), and the optical filter (43) is mounted on the support (2) through a buckle.
9. A square photoelectric sensor according to claim 1, wherein: the signal processor (5) comprises a circuit board (51), the circuit board (51) is welded to the support (2), the circuit board (51) is provided with an imposition (52), and the imposition (52) is welded with an adjustable resistor (53).
10. The square photosensor according to claim 9, wherein: the circuit board (51) is soldered with a switch (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322491609.0U CN220872667U (en) | 2023-09-13 | 2023-09-13 | Square photoelectric sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322491609.0U CN220872667U (en) | 2023-09-13 | 2023-09-13 | Square photoelectric sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220872667U true CN220872667U (en) | 2024-04-30 |
Family
ID=90818397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322491609.0U Active CN220872667U (en) | 2023-09-13 | 2023-09-13 | Square photoelectric sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220872667U (en) |
-
2023
- 2023-09-13 CN CN202322491609.0U patent/CN220872667U/en active Active
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