CN208000276U - A kind of open air fruit detection device - Google Patents
A kind of open air fruit detection device Download PDFInfo
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- CN208000276U CN208000276U CN201820346373.8U CN201820346373U CN208000276U CN 208000276 U CN208000276 U CN 208000276U CN 201820346373 U CN201820346373 U CN 201820346373U CN 208000276 U CN208000276 U CN 208000276U
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- light source
- rod
- supporting rack
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Abstract
The utility model discloses a kind of outdoor fruit detection devices, are related to technical field of food detection, main purpose is to provide a kind of outdoor fruit detection device for the detection accuracy that can improve fruit.The main technical schemes of the utility model are:A kind of open air fruit detection device, the device include:Light source portion, light source portion is for projecting light;Polarization portion, the side in light source portion is arranged in polarization portion, polarization portion includes the first supporting rack, adjusting rod and sheet glass heap, one end of adjusting rod is fixedly connected on the first supporting rack, the other end can be moved toward and away from the direction of the first supporting rack, and one end of sheet glass heap is rotationally connected with the first supporting rack, and the other end is rotationally connected with the other end of adjusting rod, light for receiving the injection of light source portion, and light is reflected and/or transmitted;Holder, holder are positioned close to the side in light source portion, density and level for simulating outdoor stacking fruit, and receive the light of polarization portion reflection.The utility model is mainly used for fruit detection.
Description
Technical field
The utility model is related to technical field of food detection more particularly to a kind of outdoor fruit detection devices.
Background technology
With the fast development of agricultural, the quality problems of fruit have been to be concerned by more and more people.In the prior art, pass through
Spectral technique can quickly detect the quality informations such as the pol of fruit.Existing mode is carried out to fruit by multiple light courcess
Even irradiation, then image spectrum data are acquired, and the reflectance spectrum on the fixed-direction surface of single fruit is obtained, to obtain fruit
A direction quality profile information, still, there is no be not belonging to flat and stereo knot in view of fruit surface for existing mode
Structure, and the interior tissue ingredient of fruit is also uneven, so as to cause reflectance spectrum difference the problem of.
Utility model content
In view of this, the utility model embodiment provides a kind of outdoor fruit detection device, main purpose is to provide one kind
The outdoor fruit detection device of the detection accuracy of fruit can be improved.
In order to achieve the above objectives, the utility model mainly provides the following technical solutions:
The utility model embodiment provides a kind of outdoor fruit detection device, which includes:
Light source portion, the light source portion is for projecting light;
The side in the light source portion is arranged in polarization portion, the polarization portion, and the polarization portion includes the first supporting rack, adjusts
Bar and sheet glass heap, one end of the adjusting rod are fixedly connected on first supporting rack, and the other end can be toward and away from
The direction of first supporting rack is moved, and one end of the sheet glass heap is rotationally connected with first supporting rack, and the other end turns
The dynamic other end for being connected to the adjusting rod, the light projected for receiving the light source portion, and the light is carried out
Reflection and/or transmission;
Holder, the holder is positioned close to the side in the light source portion, for placing fruit, and receives the polarization portion
The light of reflection.
Further, the holder is arranged in side of the polarization portion far from the light source portion, for placing fruit, and
Receive the light of the polarization portion transmission.
Further, the sheet glass heap includes connecting rod and multiple sheet glass, and the connecting rod includes head rod
With the second connecting rod, the head rod is arranged in one end of multiple sheet glass, and second connecting rod is arranged more
The side of the other end of a sheet glass, the head rod is rotationally connected with the adjusting rod, and the other side detachably connects
Multiple sheet glass are connected to, the side of second connecting rod is rotationally connected with first supporting rack, and the other side is detachably connected
In multiple sheet glass, multiple sheet glass are mutually parallel.
Further, each sheet glass has opposite first side and second side, one of them described glass
The first side of piece and the second side of the adjacent sheet glass are bonded to each other.
Further, the sheet glass heap further includes multi-directional ball, and the multi-directional ball includes that the first multi-directional ball and second are universal
Ball, first multi-directional ball are arranged in the junction of the head rod and the adjusting rod, the second multi-directional ball setting
In the junction of second connecting rod and first supporting rack, the rotational angle for adjusting multiple sheet glass.
Further, the light source portion includes the second supporting rack and light-emitting device, and second supporting rack is detachably connected
In the light-emitting device, the light-emitting device is for emitting light.
Further, the light-emitting device is halogen tungsten lamp.
Further, the holder includes pedestal, supporting rod and plummer, and one end of the supporting rod is fixedly connected on institute
Pedestal is stated, the plummer is multiple, and is uniformly arranged on the supporting rod, for placing fruit.
Further, the holder further includes sliding sleeve and litter, and the sliding sleeve is fixedly connected on the pedestal, the litter
One end be slidably connected to the sliding sleeve, the other end is rotationally connected with the supporting rod, and the supporting rod is rotationally connected with described
Pedestal.
Further, the holder further includes slideway and multiple fixed parts, and the installation of slide track is on the supporting rod, often
A plummer can slide on the slideway, and each fixed part is removably connected to the supporting rod, for solid
The position of fixed each plummer.
Compared with prior art, the utility model has the following technical effect that:
In the technical solution that the utility model embodiment provides, light source portion is for projecting light;Polarization portion is arranged in light source
The side in portion, polarization portion include the first supporting rack, adjusting rod and sheet glass heap, and one end of adjusting rod is fixedly connected on the first support
Frame, the other end can be moved toward and away from the direction of the first supporting rack, and one end of sheet glass heap is rotationally connected with first
Support, the other end are rotationally connected with the other end of adjusting rod, the light for receiving the injection of light source portion, and light is reflected
And/or transmission;Holder is positioned close to the side in light source portion, for placing fruit, and receives the light of polarization portion reflection, relatively
In the prior art, uniform irradiation is carried out to fruit by multiple light courcess, then acquire image spectrum data, and obtain consolidating for single fruit
The reflectance spectrum for determining direction surface, to obtain fruit a direction quality profile information, still, existing mode is not
Have in view of fruit surface is not belonging to flat and stereo structure, and the interior tissue ingredient of fruit is also uneven, so as to cause
The problem of difference of reflectance spectrum, the light projected by light source portion in the utility model embodiment are radiated on sheet glass heap,
So that light is generated reflection and/or transmission, by causing the distribution characteristics of spectrum different directions angle, obtains the details of nutrient quality
Information, and then reach the technique effect for the detection accuracy for improving fruit.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram for outdoor fruit detection device that the utility model embodiment provides;
Fig. 2 is the positional structure schematic diagram for the outdoor fruit detection device of another kind that the utility model embodiment provides;
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in Figure 1, the utility model embodiment provides a kind of 8 detection device of fruit, which includes:
Light source portion 1, light source portion 1 is for projecting light 9;
The side in light source portion 1 is arranged in polarization portion 2, polarization portion 2, and polarization portion 2 includes the first supporting rack 21,22 and of adjusting rod
One end of sheet glass heap 23, adjusting rod 22 is fixedly connected on the first supporting rack 21, and the other end can be toward and away from first
The direction of support 21 is moved, and one end of sheet glass heap 23 is rotationally connected with the first supporting rack 21, and the other end is rotationally connected with adjusting
The other end of bar 22, the light 9 for receiving the injection of light source portion 1, and light 9 is reflected and/or transmitted;
Holder 3, holder 3 are positioned close to the side in light source portion 1, for placing fruit 8, and receive the reflection of polarization portion 2
Light 9.
In the technical solution that the utility model embodiment provides, light source portion 1 is for projecting light 9;Polarization portion 2 is arranged in light
The side in source portion 1, polarization portion 2 include the first supporting rack 21, adjusting rod 22 and sheet glass heap 23, and one end of adjusting rod 22, which is fixed, to be connected
It is connected to the first supporting rack 21, the other end can be moved toward and away from the direction of the first supporting rack 21, and the one of sheet glass heap 23
End is rotationally connected with the first supporting rack 21, and the other end is rotationally connected with the other end of adjusting rod 22, is projected for receiving light source portion 1
Light 9, and light 9 is reflected and/or is transmitted;Holder 3 is positioned close to the side in light source portion 1, for placing fruit
8, and the light 9 of the reflection of polarization portion 2 is received, compared with the existing technology, uniform irradiation is carried out to fruit 8 by multiple light courcess, then adopt
Collect image spectrum data, and obtain the reflectance spectrum on the fixed-direction surface of single fruit 8, to obtain the one party of fruit 8
To quality profile information, still, existing mode there is no being not belonging to flat and stereo structure in view of 8 surface of fruit, and
The interior tissue ingredient of fruit 8 is also uneven, so as to cause reflectance spectrum difference the problem of, in the utility model embodiment
The light 9 projected by light source portion 1 is radiated on sheet glass heap 23, so that light 9 is generated reflection and/or transmission, by causing light
The distribution characteristics of different directions angle is composed, the detailed information of 8 quality of fruit is obtained, and then reaches the detection accuracy for improving fruit 8
Technique effect.
The effect in above-mentioned light source portion 1 is to project light 9, and halogen tungsten lamp may be used in light source portion 1, can also use halogen lamp,
As long as stronger light 9 can be launched;The effect in polarization portion 2 is to make light 9 that polarization phenomena occur, and polarization portion 2 is arranged
Side in light source portion 1, polarization portion 2 include the first supporting rack 21, adjusting rod 22 and sheet glass heap 23, and one end of adjusting rod 22 is solid
Surely it is connected to the first supporting rack 21, the other end can be moved toward and away from the direction of the first supporting rack 21, sheet glass heap 23
One end be rotationally connected with the first supporting rack 21, the other end is rotationally connected with the other end of adjusting rod 22, for receiving light source portion 1
The light 9 of injection, and light 9 is reflected and/or transmitted, holder 3 is positioned close to the side in light source portion 1, for placing
Fruit 8, and the light 9 of the reflection of polarization portion 2 is received, the light 9 that light source portion 1 launches makes light 9 irradiate by sheet glass heap 23
Polarised light is obtained on to sheet glass heap 23, the polarization vector of polarised light is mainly the vector sum of S components and P components, polarised light
Reflection is mainly S components, and the transmission of polarised light is mainly P components, by changing the irradiating angle in light source portion 1 or changing glass
The placement angle of piece heap 23 obtains the higher reflection S components of degree of polarization, then reflection S components is made to be radiated on the fruit 8 of holder 3,
Rear orientation light is received by Polarization Detection system again, using the granularity of the polarization optical information inverting fruit 8 in rear orientation light,
The information such as concentration, distribution and phase, and then reach the technique effect for the detection accuracy for improving fruit 8, also, due to the polarised light
Angular range it is larger, it may also be used for outdoor fruit 8 stacks the active illumination during drying, improves the effect that fruit 8 dries
Rate.
Further, as shown in Fig. 2, holder 3 is arranged in side of the polarization portion 2 far from light source portion 1, for placing fruit 8,
And receive the light 9 of the transmission of polarization portion 2.In the present embodiment, the position of holder 3 is further defined, the setting of holder 3 is being polarized
Side of the portion 2 far from light source portion 1, it is therefore an objective to the fruit 8 on holder 3 be made to receive the P components of transmission, the polarization vector master of polarised light
To be the vector sum of S components and P components, the reflection of polarised light is mainly S components, and the transmission of polarised light is mainly P components, is passed through
Change the irradiating angle in light source portion 1 or change the placement angle of sheet glass heap 23, obtains the higher reflected P component of degree of polarization,
So that transmission S components is radiated on the fruit 8 of holder 3 again, then rear orientation light is received by Polarization Detection system, to scattered after utilization
The information such as granularity, concentration, distribution and the phase of polarization optical information inverting fruit 8 in light are penetrated, and then reach the spy for improving fruit 8
Survey the technique effect of precision.
Further, as depicted in figs. 1 and 2, sheet glass heap 23 includes connecting rod and multiple sheet glass 233, connecting rod packet
Head rod 231 and the second connecting rod 232 are included, head rod 231 is arranged to be connected in one end of multiple sheet glass 233, second
The other end in multiple sheet glass 233 is arranged in extension bar 232, and the side of head rod 231 is rotationally connected with adjusting rod 22, another
Side is removably connected to multiple sheet glass 233, and the side of the second connecting rod 232 is rotationally connected with the first supporting rack 21, the other side
Multiple sheet glass 233 are removably connected to, multiple sheet glass 233 are mutually parallel.In the present embodiment, sheet glass is further defined
Head rod 231 is arranged and connects in one end of multiple sheet glass 233, second in order to facilitate the rotation of sheet glass 233 by heap 23
The other end in multiple sheet glass 233 is arranged in extension bar 232, and the side of head rod 231 is rotationally connected with adjusting rod 22, another
Side is removably connected to multiple sheet glass 233, and the side of the second connecting rod 232 is rotationally connected with the first supporting rack 21, the other side
Be removably connected to multiple sheet glass 233, need adjust sheet glass 233 angle when, as long as rotation head rod 231 or
Second connecting rod 232 is that the angle of adjustable sheet glass 233 is under normal circumstances to be mutually parallel between each sheet glass 233
, facilitate the reflection or transmission of light 9, by enabling each sheet glass 233 to be needed to sheet glass 233 according to adjusting
Angle is adjusted, and then reaches the technique effect for facilitating the angle for adjusting sheet glass 233, and sheet glass can also use others
Transparent material, as long as light can be made to polarize.
Further, each sheet glass 233 has opposite first side and second side, one of sheet glass 233
First side and the second side of adjacent sheet glass 233 be bonded to each other.In the present embodiment, each glass is further defined
The position of piece 233, each sheet glass 233 have opposite first side and second side, the first of one of sheet glass 233
Side and the second side of adjacent sheet glass 233 are bonded to each other, it is therefore an objective to reduce the spacing between each sheet glass 233, side
Just polarised light is reflected or is transmitted, and reduces the volume of sheet glass heap 23, and then has reached and polarization portion 2 is facilitated to transport
Technique effect, transmissive glass piece 233 may be used in sheet glass 233, can also use transflector sheet glass 233, can also adopt
With traditional sheet glass, as long as light 9 can be made to become polarised light.
Further, sheet glass heap 23 further includes multi-directional ball, and multi-directional ball includes the first multi-directional ball and the second multi-directional ball, and first
Multi-directional ball is arranged in the junction of head rod 231 and adjusting rod 22, and the setting of the second multi-directional ball is in the second connecting rod 232 and the
The junction of one supporting rack 21, the rotational angle for adjusting multiple sheet glass 233.In the present embodiment, multi-directional ball is increased, ten thousand
Effect to ball is that sheet glass heap 23 is enable to be rotated along the radial direction of connecting rod, and the effect of adjusting rod 22 is to make sheet glass
Heap 23 can be rotated clockwise or counterclockwise around the first supporting rack 21, that is to say, that adjust sheet glass heap 23 and first
Angle between support 21, the first multi-directional ball are arranged in the junction of head rod 231 and adjusting rod 22, and the second multi-directional ball is set
It sets in the junction of the second connecting rod 232 and the first supporting rack 21, enables 232 edge of head rod 231 and the second connecting rod
Its radial direction is rotated, to enable sheet glass heap 23 along the radial direction of head rod 231 and the second connecting rod 232
Direction is rotated, and then reaches the technique effect for facilitating sheet glass heap 23 to be rotated.
Further, as depicted in figs. 1 and 2, light source portion 1 includes the second supporting rack 11 and light-emitting device 12, the second support
Frame 11 is removably connected to light-emitting device 12, and light-emitting device 12 is for emitting light 9.In the present embodiment, light is further defined
Source portion 1, light source portion 1 include the second supporting rack 11 and light-emitting device 12, and the second supporting rack 11 is removably connected to light-emitting device 12,
The effect of second supporting rack 11 is support light-emitting device 12, and the second supporting rack 11 may be used stainless steel material, can also use
Other nonmetallic materials, as long as light-emitting device 12 can be supported, the larger halogen tungsten lamp of power may be used in light-emitting device 12,
Other light-emitting devices 12 can also be used, as long as visible light can be sent out.
Further, light-emitting device 12 is halogen tungsten lamp.Light-emitting device 12 is further defined in the present embodiment, by luminous dress
It sets 12 and is set as halogen tungsten lamp, halogen tungsten lamp is the gas incandescent lamp containing part halogen or halide in filling gas, halogen tungsten
Lamps and lanterns have a stronger luminous intensity, and have longer service life, certainly, light-emitting device 12 can also use halogen lamp or
Other incandescent lamps, as long as light 9 can be emitted.
Further, as depicted in figs. 1 and 2, holder 3 includes pedestal 31, supporting rod 32 and plummer 33, supporting rod 32
One end is fixedly connected on pedestal 31, and plummer 33 is multiple, and is uniformly arranged on supporting rod 32, for placing fruit 8.
In the present embodiment, holder 3 is further defined, holder 3 includes pedestal 31, supporting rod 32 and plummer 33, and the one of supporting rod 32
End is fixedly connected on pedestal 31, and plummer 33 is multiple, and is uniformly arranged on supporting rod 32, and the effect of pedestal 31 is branch
Support supporting rod 32 and plummer 33, fruit 8 are placed on plummer 33, and the light 9 that light source portion 1 launches passes through sheet glass heap
23, so that light 9 is irradiated on sheet glass heap 23 and obtain polarised light, the polarization vector of polarised light is mainly the arrow of S components and P components
Amount and, the reflection of polarised light is mainly S components, and the transmission of polarised light is mainly P components, passes through the illumination angle for changing light source portion 1
Degree or the placement angle for changing sheet glass heap 23 obtain the higher reflection S components of degree of polarization, then reflection S components are made to be radiated at
On the fruit 8 of plummer 33, then by Polarization Detection system reception rear orientation light, the polarised light in rear orientation light is utilized to believe
The information such as granularity, concentration, distribution and the phase of inverting fruit 8 are ceased, and then reach the technology effect for the detection accuracy for improving fruit 8
Multiple plummers 33 can be arranged in fruit on supporting rod 32, and the height of each plummer 33 is different, and can be in each carrying
Different fruits 8 is placed on platform 33, so that Polarization Detection system is received different rear orientation lights, then to different fruits
8 are analyzed, and then reach the technique effect for the detection accuracy for improving fruit 8.
Further, as depicted in figs. 1 and 2, holder 3 further includes sliding sleeve 34 and litter 35, and sliding sleeve 34 is fixedly connected on bottom
Seat 31, one end of litter 35 is slidably connected to sliding sleeve 34, and the other end is rotationally connected with supporting rod 32, and supporting rod 32 is rotationally connected with
Pedestal 31.In the present embodiment, holder 3 is further defined, holder 3 further includes sliding sleeve 34 and litter 35, and sliding sleeve 34 is fixedly connected
It is slidably connected to sliding sleeve 34 in one end of pedestal 31, litter 35, the other end is rotationally connected with supporting rod 32, and the rotation of supporting rod 32 connects
It is connected to pedestal 31, one end of litter 35 can be slided on sliding sleeve 34, to adjust between supporting rod 32 and pedestal 31
Angle can simulate the Different Results of the different spacing or orientation of fruit 8 under polarized light, can also be arranged on sliding sleeve 34
One buckle, for fixing the position of the movement of litter 35, and then reaches the technique effect of fixed litter 35.
Further, as depicted in figs. 1 and 2, holder 3 further includes slideway 36 and multiple fixed parts 37, and the setting of slideway 36 exists
On supporting rod 32, each plummer 33 can slide on slideway 36, and each fixed part 37 is removably connected to supporting rod 32, use
In the position of each plummer of fixation 33.In the present embodiment, holder 3 is further defined, slideway 36 is set on supporting rod 32,
Each plummer 33 is set to be slided on slideway 36, each plummer 33 can be fixed on support by each fixed part 37
Position one of on bar 32 can simulate the different spacing of fruit 8 to adjust the position between adjacent plummer 33
Or the Different Results of orientation under polarized light.
It is, of course, also possible to which multiple polarization portions 2 are arranged between light source portion 1 and holder 3, each polarization portion 2 is continuously put, and is led to
Angle being adjusted towards angle or direction to each polarization portion 2 for the light 9 that light source portion 1 is sent out is crossed, and then reaches and obtains
Obtain the technique effect of preferable degree of polarization.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with the power
Subject to the protection domain that profit requires.
Claims (10)
1. a kind of open air fruit detection device, which is characterized in that including:
Light source portion, the light source portion is for projecting light;
Polarization portion, the polarization portion are arranged the side in the light source portion, the polarization portion include the first supporting rack, adjusting rod and
One end of sheet glass heap, the adjusting rod is fixedly connected on first supporting rack, and the other end can be toward and away from described
The direction of first supporting rack is moved, and one end of the sheet glass heap is rotationally connected with first supporting rack, and other end rotation connects
It is connected to the other end of the adjusting rod, the light projected for receiving the light source portion, and the light is reflected
And/or transmission;
Holder, the holder is positioned close to the side in the light source portion, for placing fruit, and receives the polarization portion reflection
Light.
2. open air fruit detection device according to claim 1, which is characterized in that
The holder is arranged in side of the polarization portion far from the light source portion, for placing fruit, and receives the polarization
The light of portion's transmission.
3. open air fruit detection device according to claim 1 or 2, which is characterized in that
The sheet glass heap includes connecting rod and multiple sheet glass, and the connecting rod includes head rod and the second connecting rod,
The head rod is arranged in one end of multiple sheet glass, and second connecting rod is arranged in multiple sheet glass
The side of the other end, the head rod is rotationally connected with the adjusting rod, and the other side is removably connected to multiple sheet glass,
The side of second connecting rod is rotationally connected with first supporting rack, and the other side is removably connected to multiple sheet glass, more
A sheet glass is mutually parallel.
4. open air fruit detection device according to claim 3, which is characterized in that
Each sheet glass has opposite a first side and second side, the first side of one of them sheet glass with
The second side of the adjacent sheet glass is bonded to each other.
5. open air fruit detection device according to claim 3, which is characterized in that
The sheet glass heap further includes multi-directional ball, the multi-directional ball include the first multi-directional ball and the second multi-directional ball, the described 10000th
It is arranged to ball in the junction of the head rod and the adjusting rod, the second multi-directional ball setting is in second connection
The junction of bar and first supporting rack, the rotational angle for adjusting multiple sheet glass.
6. open air fruit detection device according to claim 1 or 2, which is characterized in that
The light source portion includes the second supporting rack and light-emitting device, and second supporting rack is removably connected to the luminous dress
It sets, the light-emitting device is for emitting light.
7. open air fruit detection device according to claim 6, which is characterized in that
The light-emitting device is halogen tungsten lamp.
8. open air fruit detection device according to claim 1 or 2, which is characterized in that
The holder includes pedestal, supporting rod and plummer, and one end of the supporting rod is fixedly connected on the pedestal, described to hold
Microscope carrier is multiple, and is uniformly arranged on the supporting rod, for placing fruit.
9. open air fruit detection device according to claim 8, which is characterized in that
The holder further includes sliding sleeve and litter, and the sliding sleeve is fixedly connected on the pedestal, and one end sliding of the litter connects
It is connected to the sliding sleeve, the other end is rotationally connected with the supporting rod, and the supporting rod is rotationally connected with the pedestal.
10. open air fruit detection device according to claim 9, which is characterized in that
The holder further includes slideway and multiple fixed parts, and the installation of slide track is on the supporting rod, each plummer
It can be slided on the slideway, each fixed part is removably connected to the supporting rod, for fixing each described hold
The position of microscope carrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820346373.8U CN208000276U (en) | 2018-03-14 | 2018-03-14 | A kind of open air fruit detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820346373.8U CN208000276U (en) | 2018-03-14 | 2018-03-14 | A kind of open air fruit detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208000276U true CN208000276U (en) | 2018-10-23 |
Family
ID=63838847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820346373.8U Expired - Fee Related CN208000276U (en) | 2018-03-14 | 2018-03-14 | A kind of open air fruit detection device |
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| Country | Link |
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| CN (1) | CN208000276U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113280842A (en) * | 2021-04-21 | 2021-08-20 | 温州大学 | Reflection-transmission integrated photoelectric sensor |
-
2018
- 2018-03-14 CN CN201820346373.8U patent/CN208000276U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113280842A (en) * | 2021-04-21 | 2021-08-20 | 温州大学 | Reflection-transmission integrated photoelectric sensor |
| CN113280842B (en) * | 2021-04-21 | 2022-10-18 | 温州大学 | Reflection-transmission integrated photoelectric sensor |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181023 Termination date: 20190314 |
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| CF01 | Termination of patent right due to non-payment of annual fee |