CN112683316A - Dampproofing waterproof type photoelectric sensor - Google Patents
Dampproofing waterproof type photoelectric sensor Download PDFInfo
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- CN112683316A CN112683316A CN202011494522.3A CN202011494522A CN112683316A CN 112683316 A CN112683316 A CN 112683316A CN 202011494522 A CN202011494522 A CN 202011494522A CN 112683316 A CN112683316 A CN 112683316A
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- 230000001681 protective effect Effects 0.000 claims abstract description 43
- 238000009434 installation Methods 0.000 claims abstract description 31
- 239000000428 dust Substances 0.000 claims description 22
- 238000004140 cleaning Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 14
- 238000004804 winding Methods 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 244000309464 bull Species 0.000 claims 1
- 238000004078 waterproofing Methods 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 description 13
- 230000000694 effects Effects 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 7
- 230000005855 radiation Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
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Abstract
The invention discloses a moisture-proof and waterproof photoelectric sensor, which relates to the field of sensors and comprises an installation base, wherein an installation plate is arranged inside the installation base, an installation cavity is arranged inside the installation plate, a sliding rod is arranged inside the installation cavity, a movable plate is fixed on the outer surface of the sliding rod, a first magnet is fixed on the inner wall of the installation cavity, a second magnet is fixed on one side of the movable plate, a limiting groove is formed in the inner wall of the installation base, and a limiting piece extending into the limiting groove is fixed on the other side of the movable plate. When the angle of the photoelectric sensor needs to be adjusted, a worker rotates the protective shell, so that the rotating shaft rotates, the clamping groove is temporarily separated from the clamping piece when the rotating shaft rotates, and the clamping piece is pushed into the clamping groove again by the second spring after the rotating shaft rotates to a proper angle, so that the angle of the rotating shaft is limited and fixed, the photoelectric sensor can be conveniently adjusted in the later period after being installed, the service performance of the photoelectric sensor is improved, and the application range is wide.
Description
Technical Field
The invention relates to the field of sensors, in particular to a moisture-proof and waterproof photoelectric sensor.
Background
The photoelectric sensor generally comprises a processing path and a processing element 2, and the basic principle is that a measured change is converted into a change of an optical signal based on a photoelectric effect, then a non-electrical signal is further converted into an electrical signal by the photoelectric element, the photoelectric effect means that a certain object is irradiated by light, and can be regarded as that a series of photons with certain energy bombard the object, the photon energy is transferred to electrons, and the whole energy of one photon is absorbed by one electron at one time, and the state of the electron is changed after the electron obtains the energy transferred by the photon, so that the object irradiated by the light generates a corresponding electrical effect.
The prior art discloses a moisture-proof and waterproof photoelectric sensor with application number CN201921223353.2, which comprises a mounting base, a plurality of mounting bolts and a plurality of fixing bolts, wherein the mounting base is in threaded connection with the mounting bolts; the fixed sleeve is arranged in the outer shell and is connected with a supporting rod; the connecting plate is arranged on the supporting rod, and a photoelectric sensor body is arranged on the connecting plate; the light-transmitting piece is arranged on the outer shell; the heat radiation fan is arranged on the side wall of the outer shell, and a connecting frame is arranged at an air outlet of the heat radiation fan; the connecting frame is provided with a vent hole; the annular plate is arranged in the connecting frame, and a sealing ring is arranged on the annular plate; the sealing pressure plate is arranged in the connecting frame in a sliding manner, and a telescopic spring is arranged on the sealing pressure plate and connected with the connecting frame; the driving device is arranged in the outer shell and positioned above the connecting frame, and a pressing plate is connected to the driving device; be provided with on the clamp plate and compress tightly the arch, this photoelectric sensor can play certain radiating effect and humidity resistance, but its maintenance or the change in the later stage of not being convenient for, need dismantle the bolt when the maintenance, and then make and dismantle loaded down with trivial details, the installation is troublesome, influence work efficiency, secondly when the heat dissipation, because need blow in the protective housing with the air, therefore the dust can be attached to on first dust screen, and then make first dust screen jam, the radiating effect has been influenced, this photoelectric sensor is provided with moisture absorption pad and seal plate simultaneously, but the moisture still gets into from the louvre easily, thereby it is unsatisfactory to make its dampproofing effect, and this photoelectric sensor flexibility is relatively poor, after the installation, be not convenient for adjust, when its contrast angle is adjusted to needs, need dismantle it and install again, staff's work burden has been increased.
Disclosure of Invention
The invention aims to: in order to solve the problems of inconvenient maintenance, easy blockage of a dustproof net, poor moisture resistance and inconvenient adjustment, the moisture-proof and waterproof photoelectric sensor is provided.
In order to achieve the purpose, the invention provides the following technical scheme: a moisture-proof and waterproof photoelectric sensor comprises an installation base, wherein an installation plate is arranged inside the installation base, an installation cavity is arranged inside the installation plate, a sliding rod is arranged inside the installation cavity, a movable plate is fixed on the outer surface of the sliding rod, a first magnet is fixed on the inner wall of the installation cavity, a second magnet is fixed on one side of the movable plate, a limiting groove is formed in the inner wall of the installation base, a limiting part extending into the limiting groove is fixed on the other side of the movable plate, a fixed sleeve and a rotating shaft are respectively arranged in the middle of the top of the installation plate, a clamping groove is formed in the outer surface of the rotating shaft, a clamping part extending into the clamping groove is connected on the inner wall of the fixed sleeve through a second spring, a protective shell is connected to the top end of the rotating shaft, an air inlet penetrates through one side of, the inner wall of the air inlet is provided with a double-end motor through a fixed rod, one group of output ends of the double-end motor is connected with fan blades, the other group of output ends of the double-end motor penetrates through one side of a dust screen and is connected with a cleaning sheet, two sides of the inside of the protective shell are both connected with connecting rods, one side of each connecting rod is fixed with a sealing plate through a first spring, the inside of the protective shell is respectively fixed with a photoelectric sensor and a rotating rod, the outer surface of the rotating rod is provided with a winding wheel, the outer surface of the winding wheel is connected with the sealing plate through a connecting rope, driven bevel teeth are fixed above the outer surface of the rotating rod, one side of the inside of the protective shell is provided with a servo motor, the output end of the servo motor is connected with a driving shaft, the, the inner wall of protective housing is provided with dampproofing pad, the opposite side of protective housing is run through there is the louvre, humidity transducer is installed at the top of protective housing.
Preferably, the top of the protective shell is arc-shaped.
Preferably, the clamping pieces are provided with multiple groups, and the multiple groups of clamping pieces are hemispherical.
Preferably, the clamping grooves are provided with a plurality of groups, and the clamping grooves are equidistantly arranged on the outer surface of the rotating shaft.
Preferably, mounting ears are fixed on two sides of the mounting base.
Preferably, the surface of protective housing is provided with the printing opacity mirror, just the surface of printing opacity mirror is provided with self-cleaning coating.
Preferably, the positive poles of the first magnet and the second magnet are opposite.
Preferably, the heat dissipation holes are provided with a plurality of groups, the plurality of groups of heat dissipation holes are arranged from top to bottom at equal intervals, and one ends of the plurality of groups of heat dissipation holes are inclined.
Preferably, the cleaning sheet is in contact with one side of the dust screen.
Compared with the prior art, the invention has the beneficial effects that:
1. when the photoelectric sensor needs to be maintained, a worker slides the toggle plate to enable the movable plate to slide on the slide rod, the second magnet overcomes the repulsive force to move towards the first magnet, the limiting piece is separated from the limiting groove, the mounting plate can be taken out of the mounting base by the worker, the maintenance is convenient, after the maintenance is finished, the worker inserts the mounting plate into the mounting base, the bottom of the limiting piece is contacted with the mounting base, one end of the limiting piece is inclined, the limiting piece has a guiding function, the limiting piece retracts into the mounting cavity, when the limiting piece corresponds to the limiting groove, the repulsive force generated by the first magnet and the second magnet pushes the limiting piece into the limiting groove, and the mounting work is finished, the photoelectric sensor does not need to disassemble bolts during maintenance, is convenient to maintain and is simple to install;
2. the double-head motor and the cleaning sheet are arranged, when heat dissipation is carried out, the double-head motor rotates to enable the cleaning sheet to rotate, the cleaning sheet can scrape off dust attached to the dustproof net, and further the dust is effectively prevented from being attached to the dustproof net to cause blockage of the dustproof net;
3. the invention is provided with a servo motor, a driving bevel gear, a driven bevel gear, a driving shaft, a rotating rod, a winding wheel, a first spring and a sealing plate, when a humidity sensor detects that the external humidity is high, a singlechip controls the servo motor to rotate, so that the driving shaft rotates, the driving shaft drives the driving bevel gear to rotate, the driving bevel gear drives the rotating rod to rotate through the driven bevel gear, the rotating rod rotates to drive the winding wheel to rotate, so that the rope is unwound, under the reset action of the first spring, the sealing plate is in close contact with the inner wall of a protective shell, so that an air inlet and a heat dissipation hole are blocked, moisture is more effectively prevented from entering the interior of the protective shell, the moisture resistance is improved, and the service life of the photoelectric sensor is prolonged;
4. the photoelectric sensor is provided with the rotating shaft, the second spring, the clamping piece and the clamping groove, when the angle needs to be adjusted, a worker rotates the protective shell, so that the rotating shaft rotates, the clamping groove is separated from the clamping piece temporarily when the rotating shaft rotates, and the clamping piece is pushed into the clamping groove again by the second spring after the rotating shaft rotates to a proper angle, so that the angle of the rotating shaft is limited and fixed, the photoelectric sensor can be conveniently adjusted in the later period after being installed, the use performance of the photoelectric sensor is improved, and the application range is wide.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the protective case of the present invention;
FIG. 3 is a schematic side view of the dust screen of the present invention;
FIG. 4 is a schematic view of a rotating shaft structure according to the present invention;
FIG. 5 is a schematic view of a position limiting member according to the present invention;
FIG. 6 is a schematic top view of the fixing cover of the present invention;
fig. 7 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention.
In the figure: 1. installing a base; 2. fixing a sleeve; 3. a protective shell; 4. a light-transmitting mirror; 5. an air inlet; 6. mounting lugs; 7. a poking plate; 8. a rotating shaft; 9. a servo motor; 10. a drive shaft; 11. driving bevel gears; 12. driven bevel gears; 13. heat dissipation holes; 14. a rotating rod; 15. a winding wheel; 16. a photosensor; 17. a connecting rod; 18. a first spring; 19. a sealing plate; 20. fixing the rod; 21. a double-headed motor; 22. a dust screen; 23. a cleaning sheet; 24. a fan blade; 25. connecting ropes; 26. a card slot; 27. a second spring; 28. a fastener; 29. a movable plate; 30. a limiting member; 31. mounting a plate; 32. a limiting groove; 33. a slide bar; 34. a first magnet; 35. a second magnet; 36. a humidity sensor; 37. a temperature sensor; 38. a single chip microcomputer; 39. a moisture-proof pad; 40. and (7) installing a cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.
Referring to fig. 1-7, a moisture-proof and waterproof photoelectric sensor includes a mounting base 1, a fixing sleeve 2, a protective housing 3, a transparent mirror 4, an air inlet 5, a mounting lug 6, a toggle plate 7, a rotating shaft 8, a servo motor 9, a driving shaft 10, a driving bevel gear 11, a driven bevel gear 12, a heat dissipation hole 13, a rotating rod 14, a winding wheel 15, a photoelectric sensor 16, a connecting rod 17, a first spring 18, a sealing plate 19, a fixing rod 20, a double-head motor 21, a dust screen 22, a cleaning sheet 23, fan blades 24, a connecting rope 25, a clamping groove 26, a second spring 27, a clamping piece 28, a movable plate 29, a limiting piece 30, a mounting plate 31, a limiting groove 32, a sliding rod 33, a first magnet 34, a second magnet 35, a humidity sensor 36, a temperature sensor 37, a single chip microcomputer 38, a moisture-proof pad. The mounting base 1 is internally provided with a mounting plate 31, the mounting plate 31 is internally provided with a mounting cavity 40, the mounting cavity 40 is internally provided with a sliding rod 33, the outer surface of the sliding rod 33 is fixed with a movable plate 29, the inner wall of the mounting cavity 40 is fixed with a first magnet 34, one side of the movable plate 29 is fixed with a second magnet 35, the inner wall of the mounting base 1 is provided with a limiting groove 32, the other side of the movable plate 29 is fixed with a limiting part 30 extending into the limiting groove 32, the middle of the top of the mounting plate 31 is respectively provided with a fixed sleeve 2 and a rotating shaft 8, the outer surface of the rotating shaft 8 is provided with a clamping groove 26, the inner wall of the fixed sleeve 2 is connected with a clamping part 28 extending into the clamping groove 26 through a second spring 27, the top end of the rotating shaft 8 is connected with a protective shell 3, one side of the protective, a double-head motor 21 is installed on the inner wall of the air inlet 5 through a fixed rod 20, a fan blade 24 is connected with one group of output ends of the double-head motor 21, the other group of output ends of the double-head motor 21 penetrates through one side of a dust screen 22 and is connected with a cleaning sheet 23, the dust screen 22 is convenient to clean, connecting rods 17 are connected with two sides of the interior of the protective shell 3, a sealing plate 19 is fixed on one side of each connecting rod 17 through a first spring 18, a photoelectric sensor 16 and a rotating rod 14 are respectively fixed in the protective shell 3, a winding wheel 15 is arranged on the outer surface of each rotating rod 14, the sealing plate 19 is connected with the outer surface of each winding wheel 15 through a connecting rope 25, when external moisture is heavy, external moisture can be prevented from entering, driven bevel teeth 12 are fixed above the outer surface of each rotating rod 14, a servo motor 9 is installed on one side of the interior, temperature sensor 37 and singlechip 38 are provided with respectively to the inside below of protective housing 3, and the inner wall of protective housing 3 is provided with dampproofing pad 39, and the opposite side of protective housing 3 has run through louvre 13, and humidity transducer 36 is installed at the top of protective housing 3.
Please refer to fig. 1, 2 and 6, the top of the protective shell 3 is arc-shaped, so as to prevent water stain from being retained and corroding the protective shell 3, and the plurality of groups of clamping pieces 28 are hemispherical, so that the rotating shaft 8 can be conveniently rotated, and the hemispherical shape has a certain guiding function.
Please refer to fig. 1, 2, 4 and 6, the plurality of sets of slots 26 are disposed on the outer surface of the rotating shaft 8, and the plurality of sets of slots 26 are arranged at equal intervals, so as to adjust the photoelectric sensor at multiple angles, and the mounting lugs 6 are fixed on two sides of the mounting base 1, so as to fix the photoelectric sensor.
Please refer to fig. 1, 2 and 7, the outer surface of the protective shell 3 is provided with the transparent mirror 4, and the outer surface of the transparent mirror 4 is provided with a self-cleaning coating to prevent dust and impurities from attaching to the transparent mirror to affect the definition, and the anodes of the first magnet 34 and the second magnet 35 are opposite to each other to generate a certain repulsion force, so that the limiting member 30 is conveniently matched with the limiting groove 32.
Please refer to the drawing, the heat dissipation holes 13 are provided with a plurality of sets, and the plurality of sets of heat dissipation holes 13 are arranged from top to bottom at equal intervals, one end of the plurality of sets of heat dissipation holes 13 is inclined, the dust and water stain can enter from the heat dissipation holes 13, and the cleaning sheet 23 is in contact with one side of the dust screen 22, so as to be convenient for cleaning the dust on the dust screen 22.
The working principle is as follows: firstly, the staff installs the photoelectric sensor in the designated place, when the angle needs to be adjusted, the staff rotates the protective shell 3, so that the rotating shaft 8 rotates, the clamping groove 26 is separated from the clamping piece 28 temporarily when the rotating shaft 8 rotates, after the rotating shaft rotates to a proper angle, the second spring 27 pushes the clamping piece 28 into the clamping groove 26 again, so that the angle of the rotating shaft 8 is limited and fixed, when the working is performed, the temperature sensor 37 transmits the temperature in the protective shell 3 to the single chip microcomputer 38 in real time, when the temperature value reaches the threshold value, the single chip microcomputer 38 starts the double-end motor 21, the double-end motor 21 rotates to enable the cleaning piece 23 to rotate, the cleaning piece 23 can scrape off the dust attached to the dustproof net 22, and further effectively avoids the dust from being attached to the dustproof net 22 to cause the blockage thereof, secondly, the wind generated by the fan blades 24 can blow on the sealing plate 19, under, can effectively disperse wind, and further enable the wind to be uniformly contacted with internal parts, thereby taking away heat, when the humidity sensor 36 detects that the external humidity is high, the single chip microcomputer 38 controls the servo motor 9 to rotate, and further enables the driving shaft 10 to rotate, the driving shaft 10 drives the driving bevel gear 11 to rotate, the driving bevel gear 11 drives the rotating rod 14 to rotate through the driven bevel gear 12, the rotating rod 14 rotates to drive the winding wheel 15 to rotate, and further the rope is unwound, under the reset action of the first spring 18, the sealing plate 19 is enabled to be tightly contacted with the inner wall of the protective shell 3, so that the air inlet 5 and the heat dissipation hole 13 are blocked, moisture is effectively prevented from entering the inside of the protective shell 3, when the photoelectric sensor needs to be maintained, a worker slides the poking plate 7, and further enables the movable plate 29 to slide on the sliding rod 33, the second magnet 35 overcomes the repulsion force to move towards the direction of the first magnet, and then make locating part 30 break away from with spacing groove 32, the staff alright take out mounting panel 31 from installation base 1 in, thereby be convenient for maintain, after the maintenance is finished, the staff inserts mounting panel 31 in installation base 1, at this moment the bottom of locating part 30 contacts with installation base 1, because one end of locating part 30 is the slope form, therefore it has the guide effect, and then make locating part 30 withdraw in installation cavity 40, when locating part 30 and spacing groove 32's position was corresponding, the repulsion that first magnet 34 and second magnet 35 produced pushed locating part 30 into spacing groove 32, thereby accomplish installation work.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The utility model provides a dampproofing and waterproofing type photoelectric sensor, includes installation base (1), its characterized in that: the utility model discloses a mounting structure of a motor vehicle, including installation base (1), mounting panel (31), installation cavity (40), the internally mounted of installation cavity (40) has slide bar (33), the external fixed surface of slide bar (33) has movable plate (29), the inner wall of installation cavity (40) is fixed with first magnet (34), one side of movable plate (29) is fixed with second magnet (35), spacing groove (32) have been seted up to the inner wall of installation base (1), the opposite side of movable plate (29) is fixed with locating part (30) that extend to spacing groove (32) inside, be provided with fixed cover (2) and pivot (8) respectively in the middle of the top of installation panel (31), draw-in groove (26) have been seted up to the surface of pivot (8), the inner wall of fixed cover (2) is connected with fastener (28) that extend to draw-in groove (26) inside through second spring (27), the dust-proof device is characterized in that the top end of the rotating shaft (8) is connected with a protective shell (3), an air inlet (5) penetrates through one side of the protective shell (3), a dust screen (22) is arranged inside the air inlet (5), a double-end motor (21) is installed on the inner wall of the air inlet (5) through a fixing rod (20), one group of output ends of the double-end motor (21) is connected with fan blades (24), the other group of output ends of the double-end motor (21) penetrates through one side of the dust screen (22) and is connected with a cleaning sheet (23), connecting rods (17) are connected to two sides inside the protective shell (3), a sealing plate (19) is fixed to one side of each connecting rod (17) through a first spring (18), a photoelectric sensor (16) and a rotating rod (14) are fixed inside the protective shell (3) respectively, and a winding wheel (, the surface of wind-up wheel (15) is connected with closing plate (19) through connecting rope (25), the surface top of bull stick (14) is fixed with driven awl tooth (12), servo motor (9) are installed to inside one side of protective housing (3), the output of servo motor (9) is connected with drive shaft (10), the surface of drive shaft (10) is provided with initiative awl tooth (11), the inside below of protective housing (3) is provided with temperature sensor (37) and singlechip (38) respectively, the inner wall of protective housing (3) is provided with dampproofing pad (39), the opposite side of protective housing (3) is run through there is louvre (13), humidity transducer (36) are installed at the top of protective housing (3).
2. The moisture-and water-proof photoelectric sensor according to claim 1, wherein: the top of the protective shell (3) is arc-shaped.
3. The moisture-and water-proof photoelectric sensor according to claim 1, wherein: the clamping pieces (28) are provided with a plurality of groups, and the clamping pieces (28) are hemispherical.
4. The moisture-and water-proof photoelectric sensor according to claim 1, wherein: the clamping grooves (26) are provided with a plurality of groups, and the clamping grooves (26) are arranged on the outer surface of the rotating shaft (8) at equal intervals.
5. The moisture-and water-proof photoelectric sensor according to claim 1, wherein: and mounting lugs (6) are fixed on two sides of the mounting base (1).
6. The moisture-and water-proof photoelectric sensor according to claim 1, wherein: the surface of protective housing (3) is provided with printing opacity mirror (4), just the surface of printing opacity mirror (4) is provided with self-cleaning coating.
7. The moisture-and water-proof photoelectric sensor according to claim 1, wherein: the positive poles of the first magnet (34) and the second magnet (35) are opposite.
8. The moisture-and water-proof photoelectric sensor according to claim 1, wherein: the radiating holes (13) are provided with a plurality of groups, the radiating holes (13) are arranged from top to bottom at equal intervals, and one end of each group of radiating holes (13) is inclined.
9. The moisture-and water-proof photoelectric sensor according to claim 1, wherein: the cleaning sheet (23) is in contact with one side of the dust screen (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011494522.3A CN112683316A (en) | 2020-12-17 | 2020-12-17 | Dampproofing waterproof type photoelectric sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011494522.3A CN112683316A (en) | 2020-12-17 | 2020-12-17 | Dampproofing waterproof type photoelectric sensor |
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| Publication Number | Publication Date |
|---|---|
| CN112683316A true CN112683316A (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011494522.3A Pending CN112683316A (en) | 2020-12-17 | 2020-12-17 | Dampproofing waterproof type photoelectric sensor |
Country Status (1)
| Country | Link |
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| CN (1) | CN112683316A (en) |
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| CN115388923A (en) * | 2022-09-19 | 2022-11-25 | 嘉兴博创智能传感科技有限公司 | Intelligent sensor with good diamagnetic performance |
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Application publication date: 20210420 |