CN110285842A - Dampproofing waterproof type photoelectric sensor - Google Patents
Dampproofing waterproof type photoelectric sensor Download PDFInfo
- Publication number
- CN110285842A CN110285842A CN201910700480.5A CN201910700480A CN110285842A CN 110285842 A CN110285842 A CN 110285842A CN 201910700480 A CN201910700480 A CN 201910700480A CN 110285842 A CN110285842 A CN 110285842A
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- China
- Prior art keywords
- photoelectric sensor
- outer housing
- moistureproof
- type photoelectric
- waterproof type
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000007789 sealing Methods 0.000 claims abstract description 33
- 238000013016 damping Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 19
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 231100000289 photo-effect Toxicity 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/24—Housings ; Casings for instruments
- G01D11/245—Housings for sensors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Thermal Sciences (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
A plurality of mounting bolts are connected to a mounting bottom plate in a threaded manner; 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; the pressing plate is provided with a pressing bulge. The photoelectric sensor is convenient and quick to mount and dismount, has a good waterproof and moistureproof effect, has a good heat dissipation effect, and improves the service performance and service life of the photoelectric sensor.
Description
Technical field
The present invention relates to photoelectric sensor technology field more particularly to a kind of moistureproof and waterproof type photoelectric sensors.
Background technique
Photoelectric sensor is generally made of processing access and 2 part of processing element.The basic principle is that being with photoelectric effect
Basis is converted into measured variation the variation of optical signal, is then further converted into non-electrical signal by photoelectric cell
Electric signal.Photoelectric effect, which refers to, uses up irradiation jobbie, can be regarded as a succession of photon bombardment for being with certain energy
On this object, photon energy just transmits electron at this time, and is whole energy an of photon disposably by one
Electron institute absorbs, its state will change after electronics obtains the energy of photon transfer, so that the object for irradiating light produces
Raw corresponding electrical effect.Usually photoelectric effect is divided into three classes: (1) showing for electronics evolution body surface can be made under the effect of light
As referred to as external photoeffect, such as photoelectric tube, photomultiplier tube；(2) resistivity of object can be made to change under the effect of light
Phenomenon is known as inner photoeffect, such as photo resistance, photistor；(3) under the effect of light, object generates certain orientation electricity
The phenomenon that kinetic potential referred to as photovoltaic effect, such as photocell.
Photoelectric sensor has many advantages, such as that precision is high, reaction is fast, non-contact, and can survey that parameter is more, the structure of sensor
Simply, flexible form multiplicity, therefore, photoelectric sensor is very widely used in detecting and controlling.In existing technology, by
It is poor in the waterproof performance of encapsulating structure reason, photoelectric sensor, in an environment with high humidity in use, photoelectric sensor is anti-
Water seal arrangement is easy to fail because of water inlet.
To solve the above problems, proposing a kind of moistureproof and waterproof type photoelectric sensor in the application.
Summary of the invention
(1) goal of the invention
To solve technical problem present in background technique, the present invention proposes a kind of moistureproof and waterproof type photoelectric sensor, and waterproof is anti-
Damp effect is good, and has good heat dissipation effect, improves service performance and the service life of photoelectric sensor.
(2) technical solution
To solve the above problems, the present invention provides a kind of moistureproof and waterproof type photoelectric sensor, including outer housing, fixing sleeve, company
Fishplate bar, transmission element, battery, processor, Temperature Humidity Sensor, driving device, annular slab, sealing clamp and radiator fan；
Heat release hole is provided on outer housing, outer housing lower end is provided with mounting base；Multiple peaces are threaded on mounting base
Fill bolt；Fixing sleeve is arranged in outer housing, and support rod is connected on fixing sleeve；Connecting plate is arranged on support rod, connecting plate
On photoelectric sensor ontology is installed；Transmission element is arranged on outer housing；Battery, processor and Temperature Humidity Sensor are respectively provided with
In outer housing, battery and processor and Temperature Humidity Sensor are electrically connected；Radiator fan is arranged in outer housing sidewall, dissipates
Connection frame is provided at Hot-air fan air outlet；Ventilation hole is provided on connection frame；Annular slab is arranged in connection frame, on annular slab
It is provided with sealing ring；Sealing clamp is slidably arranged in connection frame, and adjustable spring is provided on sealing clamp and is connected with connection frame；
Driving device is arranged in outer housing and is located above connection frame, and pressing plate is connected in driving device；Compression is provided on pressing plate
Protrusion；Humidity sensor be arranged on outer hull outside wall, humidity sensor by conducting wire respectively with battery be electrically connected and
It is connect with processor communication.
Preferably, moisture absorbing layer is provided on outer housing inner sidewall.
Preferably, mounting base lower end is provided with resilient cushion.
Preferably, damping spring is provided in fixing sleeve；Support rod is slidably connected on fixing sleeve, and support rod, which is located at, to be fixed
One end in set is provided with baffle and is connected with damping spring.
Preferably, radiator fan air inlet is provided with the first filter screen.
Preferably, the second filter screen is provided at heat release hole air outlet.
Preferably, external hull surface is coated with waterproof coating.
Preferably, compressing protrusion is arc-shaped protrusion, and sealing clamp top is provided with towards the inclination for compressing protrusion direction
End.
Above-mentioned technical proposal of the invention has following beneficial technical effect: photoelectric sensor ontology is mounted on connecting plate
On, installation is fixed to photoelectric sensor by the installation bolt being arranged on mounting base, is mounted and dismounted all extremely simple
Convenient, connecting plate is connected on outer housing by fixing sleeve and support rod, does not contact directly with outer housing and moisture is effectively prevent to seep
Thoroughly；Temperature Humidity Sensor incudes temperature and humidity situation in outer housing, and humidity sensor incudes outer housing outer moisture situation, leads to
Processor is crossed to handle information, when outer moisture is low and outer housing in when the temperature is excessively high, processor control driving device to
Upper contraction and radiator fan work, are radiated by being blown into air in radiator fan box enclosure body, effectively to photoelectric sensor
Work generates heat and is distributed, it is ensured that sensor service performance；When humidity sensor senses that outer moisture is higher, processing
Device control driving device, which moves downward, simultaneously closes off radiator fan；Driving device band dynamic pressure plate moves downward, by compressing protrusion
Sealing clamp is squeezed, sealing clamp is pressed on annular slab, is realized by sealing ring to the sealing at radiator fan, it is effectively anti-
Only external rainwater or humid air enter outer housing internal influence photoelectric sensor normal use.Photoelectric sensor installation of the present invention
Convenient disassembly is quick, good to photoelectric sensor waterproof moisture-proof effect, and has good heat dissipation effect, improves photoelectric sensor
Service performance and the service life.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of moistureproof and waterproof type photoelectric sensor proposed by the present invention.
Fig. 2 is the enlarged structure schematic diagram in Fig. 1 at A.
Fig. 3 is the structural schematic diagram of fixing sleeve in a kind of moistureproof and waterproof type photoelectric sensor proposed by the present invention.
Fig. 4 is a kind of structural block diagram of moistureproof and waterproof type photoelectric sensor proposed by the present invention.
Appended drawing reference: 1, outer housing；101, heat release hole；2, mounting base；3, bolt is installed；4, fixing sleeve；41, damping bullet
Spring；5, support rod；51, baffle；6, connecting plate；7, photoelectric sensor ontology；8, transmission element；9, battery；10, processor；11,
Temperature Humidity Sensor；12, driving device；13, pressing plate；131, protrusion is compressed；14, connection frame；141, ventilation hole；15, annular slab；
16, sealing ring；17, adjustable spring；18, sealing clamp；19, radiator fan；20, the first filter screen；21, the second filter screen；22,
Moisture absorbing layer；23, resilient cushion；24, humidity sensor.
Specific embodiment
In order to make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment and join
According to attached drawing, the present invention is described in more detail.It should be understood that these descriptions are merely illustrative, and it is not intended to limit this hair
Bright range.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid this is unnecessarily obscured
The concept of invention.
As shown in Figs 1-4, a kind of moistureproof and waterproof type photoelectric sensor proposed by the present invention, including outer housing 1, fixing sleeve 4,
Connecting plate 6, transmission element 8, battery 9, processor 10, Temperature Humidity Sensor 11, driving device 12, annular slab 15, sealing clamp
18 and radiator fan 19；
Heat release hole 101 is provided on outer housing 1,1 lower end of outer housing is provided with mounting base 2；It is threaded on mounting base 2
Multiple installation bolts 3；Fixing sleeve 4 is arranged in outer housing 1, and support rod 5 is connected on fixing sleeve 4；The setting of connecting plate 6 is supporting
On bar 5, photoelectric sensor ontology 7 is installed on connecting plate 6；Transmission element 8 is arranged on outer housing 1；Battery 9, processor 10
It is arranged in outer housing 1 with Temperature Humidity Sensor 11, battery 9 and processor 10 and Temperature Humidity Sensor 11 are electrically connected；
Radiator fan 19 is arranged on 1 side wall of outer housing, is provided with connection frame 14 at 19 air outlet of radiator fan；It is arranged on connection frame 14
There is ventilation hole 141；Annular slab 15 is arranged in connection frame 14, and sealing ring 16 is provided on annular slab 15；Sealing clamp 18 slides
It is arranged in connection frame 14, adjustable spring 17 is provided on sealing clamp 18 and is connected with connection frame 14；The setting of driving device 12 exists
In outer housing 1 and it is located at 14 top of connection frame, is connected with pressing plate 13 in driving device 12；Compression protrusion is provided on pressing plate 13
131；Humidity sensor 24 is arranged on 1 lateral wall of outer housing, and humidity sensor 24 is electrically connected with battery 9 respectively by conducting wire
It connects and is communicated to connect with processor 10.
In the present invention, photoelectric sensor ontology 7 is mounted on connecting plate 6, passes through the installation bolt being arranged on mounting base 2
Installation is fixed in 3 pairs of photoelectric sensors, mounts and dismounts all extremely simple convenience, and connecting plate 6 passes through fixing sleeve 4 and support rod
5 are connected on outer housing 1, do not contact directly with outer housing 1 and moisture is effectively prevent to permeate；Temperature Humidity Sensor 11 incudes outer housing
Temperature and humidity situation in 1, humidity sensor 24 incude 1 outer moisture situation of outer housing, are carried out by processor 10 to information
Processing, when outer moisture is low and outer housing 1 in when the temperature is excessively high, processor 10 control driving device 12 upwards shrink and radiation air
19 work of fan, is radiated by being blown into air in 19 box enclosure body 1 of radiator fan, effectively works photoelectric sensor and generate heat
Amount is distributed, it is ensured that sensor service performance；When humidity sensor 24 senses that outer moisture is higher, processor 10 is controlled
Driving device 12, which moves downward, simultaneously closes off radiator fan 19；Driving device 12 is moved downward with dynamic pressure plate 13, convex by compressing
It plays 131 and squeezes sealing clamp 18, sealing clamp 18 is pressed on annular slab 15, realized by sealing ring 16 to radiator fan 19
The sealing at place effectively prevent external rainwater or humid air to enter 1 internal influence photoelectric sensor normal use of outer housing.This hair
Mingguang City's electric transducer is easy for assemble or unload quick, good to photoelectric sensor waterproof moisture-proof effect, and has good heat dissipation effect
Fruit improves service performance and the service life of photoelectric sensor.
In an alternative embodiment, moisture absorbing layer 22 is provided on 1 inner sidewall of outer housing.
It should be noted that the photoelectric sensor ontology 7 that outer housing 1 installs its inside plays the role of protection, simultaneously
Moisture absorbing layer 22 is arranged on 1 inner sidewall of outer housing effectively to absorb the moisture in air, moisture is avoided to influence photoelectric sensing
The normal use of device ontology 7.
In an alternative embodiment, 2 lower end of mounting base is provided with resilient cushion 23.
It should be noted that mounting base 2 is used to install and use photoelectric sensor, by under mounting base 2
End setting resilient cushion 23, can effectively reduce influence of the exterior vibration to photoelectric sensor ontology 7 in outer housing 1, improves photoelectric transfer
The work accuracy of sensor.
In an alternative embodiment, damping spring 41 is provided in fixing sleeve 4；Support rod 5 is slidably connected at fixation
On set 4, one end that support rod 5 is located in fixing sleeve 4 is provided with baffle 51 and is connected with damping spring 41.
It should be noted that supporting connecting plate 6 by fixing sleeve 4 and support rod 5, photoelectric sensing is installed on connecting plate 6
Device ontology 7；Support rod 5 is slidably connected with fixing sleeve 4, and the damping spring 41 being connected with support rod 5 is provided in fixing sleeve 4,
It can further improve the damping effect to photoelectric sensor ontology 7, improve the service performance of photoelectric sensor.
In an alternative embodiment, 19 air inlet of radiator fan is provided with the first filter screen 20.
It should be noted that the setting of radiator fan 19 for radiating to photoelectric sensor ontology 7, prevent because it is long when
Between the heat distributed that works influence photoelectric sensor working performance, the first filter screen being arranged is gone out in 19 air inlet of radiator fan
20 effectively filter the air, and prevent from causing the dust debris in air to enter outer housing 1 under the action of radiator fan 19
It is interior, influence photoelectric sensor normal use.
In an alternative embodiment, the second filter screen 21 is provided at 101 air outlet of heat release hole.
It should be noted that heat release hole 101 dissipates photoelectric sensor with improving for the air circulation in outer housing 1
The setting of thermal effect, the second filter screen 21 prevents the dust debris in air from entering in outer housing 1, is influencing photoelectric sensor just
It is often used.
In an alternative embodiment, 1 surface of outer housing is coated with waterproof coating.
It should be noted that the photoelectric sensor ontology 7 that outer housing 1 installs its inside plays the role of protection, outside
1 surface of shell sprays waterproof coating, rainwater or wet air can be effectively prevent to be immersed in outer housing 1, it is ensured that in outer housing 1
The dry working environment of the photoelectric sensor in portion.
In an alternative embodiment, protrusion 131 is compressed as arc-shaped protrusion, and 18 top of sealing clamp is provided with direction
Compress the inclined end portion in raised 131 directions.
It should be noted that squeezing sealing clamp 18 by compressing protrusion 131, sealing clamp 18 is pressed on annular slab 15
On, it is realized by sealing ring 16 to the sealing at radiator fan 19, external rainwater or humid air is effectively prevent to enter outer housing 1
Internal influence photoelectric sensor normal use, the compression protrusion 131 of arc-shaped is more convenient to squeeze sealing clamp 18, seals
18 top of pressing plate setting inclined end portion facilitates pressing plate 13 to move down.
It should be understood that above-mentioned specific embodiment of the invention is used only for exemplary illustration or explains of the invention
Principle, but not to limit the present invention.Therefore, that is done without departing from the spirit and scope of the present invention is any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.In addition, appended claims purport of the present invention
Covering the whole variations fallen into attached claim scope and boundary or this range and the equivalent form on boundary and is repairing
Change example.
Claims (8)
1. a kind of moistureproof and waterproof type photoelectric sensor, which is characterized in that including outer housing (1), fixing sleeve (4), connecting plate (6),
Transmission element (8), battery (9), processor (10), Temperature Humidity Sensor (11), driving device (12), annular slab (15), sealing
Pressing plate (18) and radiator fan (19)；
It is provided on outer housing (1) heat release hole (101), outer housing (1) lower end is provided with mounting base (2)；On mounting base (2)
It is threaded with multiple installation bolts (3)；In outer housing (1), fixing sleeve is connected with support rod on (4) for fixing sleeve (4) setting
(5)；Connecting plate (6) is arranged on support rod (5), and photoelectric sensor ontology (7) are equipped on connecting plate (6)；Transmission element (8) is set
It sets on outer housing (1)；Battery (9), processor (10) and Temperature Humidity Sensor (11) are arranged in outer housing (1), are stored
Battery (9) and processor (10) and Temperature Humidity Sensor (11) are electrically connected；Radiator fan (19) is arranged in outer housing (1) side wall
On, connection frame (14) are provided at radiator fan (19) air outlet；Ventilation hole (141) are provided on connection frame (14)；Annular slab
(15) setting is provided with sealing ring (16) in connection frame (14) on annular slab (15)；Sealing clamp (18) company of being slidably arranged in
It connects in frame (14), adjustable spring (17) is provided on sealing clamp (18) and is connected with connection frame (14)；Driving device (12) setting
In outer housing (1) and it is located above connection frame (14), is connected with pressing plate (13) in driving device (12)；Pressing plate is arranged on (13)
There is compression raised (131)；Humidity sensor (24) is arranged on outer housing (1) lateral wall, and humidity sensor (24) passes through conducting wire
It is electrically connected with battery (9) and is communicated to connect with processor (10) respectively.
2. a kind of moistureproof and waterproof type photoelectric sensor according to claim 1, which is characterized in that outer housing (1) inner sidewall
On be provided with moisture absorbing layer (22).
3. a kind of moistureproof and waterproof type photoelectric sensor according to claim 1, which is characterized in that mounting base (2) lower end
It is provided with resilient cushion (23).
4. a kind of moistureproof and waterproof type photoelectric sensor according to claim 1, which is characterized in that setting in fixing sleeve (4)
There are damping spring (41)；Support rod (5) is slidably connected on fixing sleeve (4), and support rod (5) is located at one end in fixing sleeve (4)
Baffle (51) is provided with to be connected with damping spring (41).
5. a kind of moistureproof and waterproof type photoelectric sensor according to claim 1, which is characterized in that radiator fan (19) air inlet
The first filter screen (20) are provided at mouthful.
6. a kind of moistureproof and waterproof type photoelectric sensor according to claim 1, which is characterized in that heat release hole (101) outlet air
The second filter screen (21) are provided at mouthful.
7. a kind of moistureproof and waterproof type photoelectric sensor according to claim 1, which is characterized in that the spray of outer housing (1) surface
It is coated with waterproof coating.
8. a kind of moistureproof and waterproof type photoelectric sensor according to claim 1, which is characterized in that compressing raised (131) is
Arc-shaped protrusion, sealing clamp (18) top are provided with towards the inclined end portion for compressing raised (131) direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910700480.5A CN110285842A (en) | 2019-07-31 | 2019-07-31 | Dampproofing waterproof type photoelectric sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910700480.5A CN110285842A (en) | 2019-07-31 | 2019-07-31 | Dampproofing waterproof type photoelectric sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110285842A true CN110285842A (en) | 2019-09-27 |
Family
ID=68024448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910700480.5A Pending CN110285842A (en) | 2019-07-31 | 2019-07-31 | Dampproofing waterproof type photoelectric sensor |
Country Status (1)
| Country | Link |
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| CN (1) | CN110285842A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987035A (en) * | 2019-12-27 | 2020-04-10 | 武汉福地科技有限公司 | Multifunctional protective device for photoelectric sensor |
| CN112291967A (en) * | 2020-10-26 | 2021-01-29 | 朱露芳 | Diffusion reflection type photoelectric sensor protection device used in humid environment |
| CN112351628A (en) * | 2020-10-24 | 2021-02-09 | 惠安县辰杰科技有限公司 | 5G signal detection instrument metal case with excellent heat dissipation effect |
| CN112683316A (en) * | 2020-12-17 | 2021-04-20 | 江西超联半导体科技有限公司 | Dampproofing waterproof type photoelectric sensor |
| CN113916268A (en) * | 2021-12-14 | 2022-01-11 | 国网山东省电力公司桓台县供电公司 | Photoelectric sensor with adjustable measuring distance |
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