CN106596207A - Grain condition detection probe - Google Patents
Grain condition detection probe Download PDFInfo
- Publication number
- CN106596207A CN106596207A CN201611207196.7A CN201611207196A CN106596207A CN 106596207 A CN106596207 A CN 106596207A CN 201611207196 A CN201611207196 A CN 201611207196A CN 106596207 A CN106596207 A CN 106596207A
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- Prior art keywords
- worm
- pest
- tube
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- grain
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F25/00—Storing agricultural or horticultural produce; Hanging-up harvested fruit
- A01F25/16—Arrangements in forage silos
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M1/00—Stationary means for catching or killing insects
- A01M1/02—Stationary means for catching or killing insects with devices or substances, e.g. food, pheronones attracting the insects
- A01M1/04—Attracting insects by using illumination or colours
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Physics & Mathematics (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Insects & Arthropods (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses a grain condition detection probe. The probe comprises a pest trapping tube, a rod head located at the upper end of the pest tapping tube, a rod tail located at the lower end of the pest trapping tube as well as a pest and impurity separator, a pest collector, a temperature and humidity sensor and a sound sensor which are located in the pest trapping tube, wherein a left cavity and a right cavity are formed in the pest trapping tube, one serves as a pest sucking channel, the other serves as a detection tube, a pest guiding funnel is arranged at the lower end of the detection tube, the pest and impurity separator is arranged on the pest guiding funnel in the detection tube, and the space formed between the pest and impurity separator and an inner cavity of the detection tube is a pest and impurity mixing space; the lower end of the detection tube and the lower end of the pest sucking channel are communicated through a connecting part, and the temperature and humidity sensor is arranged in the detection tube; the sound sensor is arranged in the pest and impurity separator. The probe can sample pests and gas at sampling points in a grain pile, detect the temperature and humidity of the sampling points, shoot dynamic pictures of the pest and monitor sounds of the pests.
Description
Technical field
The invention belongs to grain feelings detection sampler technical field in silo, relates generally to a kind of grain feelings detection probe）.It is suitable
For to the grain humiture of gas sample in insect in silo and storehouse and detection sample point, sound and image.
Background technology
In grain storage, not only insect endangers very big to the grain stored in storehouse, the temperature and humidity of grain heap
It is to judge grain storage whether one of important indicator of safety, accordingly, it would be desirable to the periodically grain heap sampling from storehouse, to determine the kind of insect
The parameters such as class, quantity, worm state, and while the temperature and humidity of grain heap is detected.
Tradition takes sample screening technique to the sampling mode of insect in grain storage, not only high labor intensive, and accurately
Rate is low；Existing is to lay the mode of cable for measuring temperature in advance in storehouse before conveying grain into storehouse to detect grain to grain heap temperature detection
Temperature.Because cable for measuring temperature cost is higher, spacing is laid greatly, the local pyrexia to grain heap cannot be detected, also need using manual skewer
Plug in feeler lever thermometric, but manual cuttage high labor intensive, and local grain can not be caused in the local pyrexia of very first time discovery grain
Food moldy metamorphism causes large area bad grain；The existing detection to grain heap humidity is mainly more than grain face wet by being laid in storehouse
Spend sensor to detect, but the sensor can only detect that storehouse is wet, to grain heap because of condensation or the Repiration and transpiration of grain
Caused grain heap local humidity is too high, then cannot detect, or even can cause the large area bad grain of grain heap local.
" grain condition detecting rod " disclosed in Chinese patent literature（ZL200910066192.5）, its mainly in pest-induced tube and
Collection worm device is provided between conehead, by what is be attached thereto scolite is taken out, when to aspirating into the insect in collection worm device,
The subnormal ambient beneficial to suction is easily formed, the insect in grain can be quickly extracted out, but because pest catcher bottom groove is formed
Collection worm space be open, dependent closing space, connect when negative pressure source takes out worm easily from gas leakage at the blind hole of conehead, cause collection
Insect in worm space cannot be completely drawn out, and then affect the accuracy of number of pest detection.
The content of the invention
It is an object of the invention to provide a kind of to the insect of sample point, gas sample in grain heap, and can detect and take
The epidemic disaster and shooting insect an action shot, the grain feelings detection probe of monitored pests sound of sampling point.
The present invention realizes that above-mentioned purpose is adopted the technical scheme that：A kind of grain feelings detection probe, including pest-induced tube, positioned at luring
The head of scolite upper end, the bar tail positioned at pest-induced tube lower end and the miscellaneous separator of worm, pest catcher, warm and humid sensing in pest-induced tube
Include two cavitys in left and right in device and sound transducer, the pest-induced tube, one of those is to take out worm channel road；Another is detection
Pipe, the lower end of the detection pipe is that funnel shaped is formed and leads worm funnel, leads that to be provided with worm above worm funnel miscellaneous in the detection pipe
Separator, its space formed between detection tube cavity of the miscellaneous separator of the worm is the miscellaneous blending space of worm；Under the detection pipe
End connected by connector between worm channel road lower end with described being taken out, and the upper end for taking out worm channel road is by taking out scolite joint and taking out worm
Pipe is connected；The warm and humid sensor is arranged in the detection pipe；The sound transducer is arranged in the miscellaneous separator of the worm.
Detection pipe of the present invention and the connector taken out between worm channel road lower end are pest catcher, and the pest catcher is in " u "-shaped
Hollow tube-like structure, two ports on its top are respectively into worm end and to take out worm end, bottom be collection worm space, wherein, enter worm end with
The outlet of worm funnel is led, worm end is taken out and is taken out worm channel road）Connection.
Detection pipe of the present invention and to take out connector between worm channel road lower end be connecting tube, the upper end of the connecting tube with take out
Worm channel road is connected, lower end is located in the taper reception hole of the bar tail.
Pest-induced tube upper end of the present invention constitutes detection circuit chamber with head inner chamber, at the chamber detection circuit intracavity setting
Reason circuit, camera head, and transparent imaging hole is provided with the outer wall of head, the photographic head of the camera head is located at imaging
Hole portion position.
The lower end of bar tail of the present invention is taper, is taper reception hole in it.
The miscellaneous separator of worm of the present invention with lead worm funnel socket connection.
The miscellaneous separator of worm of the present invention is the hollow tubular structure of up/down perforation, and the miscellaneous separation of worm is uniformly distributed on tube wall
Hole.
Pest catcher of the present invention integrates worm space as linear or shaped form or S-shaped.
Warm and humid sensor of the present invention is lifted in detection pipe by detecting the dividing plate on circuit chamber.
Sound transducer of the present invention is lifted in the miscellaneous separator of worm by detecting the dividing plate on circuit chamber.
The operation principle of the present invention is the characteristic for having light using foodstuff pest, making a grab at every opportunity, at trapping grain sample point
Insect enter grain condition detecting rod, then the scolite of taking out on grain condition detecting rod is connected with negative pressure source of the gas, extracts the detection of grain feelings out
The insect that bar is traped, is then fed into Multifunctional grain situation detecting system, by upper with what Multifunctional grain situation detecting system was connected
Position machine, you can realize the long-range monitoring of foodstuff pest；By the way that pest-induced tube is structure as a whole with the design of worm channel road is taken out, so, make
Unitary construction is simpler rationally, and volume reduces, and cost is reduced；By the way that pest catcher is designed as into " u "-shaped hollow tubular structure, can
Effectively solving has gas leakage when worm is taken out because of the collection worm space of pest catcher, what the insect that detection bar is traped cannot all be extracted
Problem, improves the accuracy for surveying worm, while the pest catcher improves the size in collection worm space, the insect being entrapped is empty in collection worm
Interior not easy to knot groups, can prevent because insect blocking of uniting is taken out scolite and cannot extract the phenomenon of insect out；The miscellaneous separator of worm of setting with
Detection pipe is formed with the miscellaneous blending space of worm, improves detection bar and accommodates impurity, the ability of dust, reduces impurity, dust to detection
As a result impact；The imaging of setting, survey acoustic device, can captured in real-time insect activity, monitor what is sent during pest activity in storehouse
Sound, can real-time monitoring foodstuff pest active situation；While worm is taken out, gas at sample point can be also extracted out, realize at this
The remote monitoring of gas parameter；The warm and humid sensor for arranging can detect the temperature of local grain heap, humidity in silo, during enforcement,
If solid food feelings detection probe is laid in the specified location of grain heap in silo, can in time, accurately detect that grain heap local is sent out in storehouse
Heat, humidity over limit, it is to avoid the situation of local large area bad grain occur.
The present invention coordinates grain information detection device, you can realizes surveying worm, survey gas, temperature measurement wet, shoots an action shot, monitoring sound
Deng Multifunctional grain situation on-line detecting system.
Description of the drawings
Fig. 1 is the structural representation of invention embodiment 1.
Fig. 2-4 is three kinds of enforcement structural representations of pest catcher.
Fig. 5 is the structural representation of invention embodiment 2.
In figure：1st, head, 2, camera head, 3, imaging hole, 4, process circuit, 5, pest-induced tube, 6, worm trapping hole, 7, warm and humid
Sensor, 8, sound transducer, 9, the miscellaneous separator of worm, 10, the miscellaneous sorting hole of worm, 11, lead worm funnel, 12, pest catcher, 13, bar tail,
14th, worm channel road is taken out, 15, the miscellaneous blending space of worm, 16, detection circuit chamber, 17, take out scolite joint, 18, take out scolite, 19, enter worm end,
20th, worm space is collected, 21, take out worm end, 22, taper reception hole.
Specific embodiment
With reference to accompanying drawing, by embodiment, the present invention is described in more detail.
Embodiment 1
As shown in Figure 1：Described in the present embodiment or grain feelings detection probe includes head 1, camera head 2, pest-induced tube 5, warm and humid biography
The miscellaneous separator 9 of sensor 7, sound transducer 8, worm, lead worm funnel 11, pest catcher 12, bar tail 13, take out the hybrid conjunction in worm channel road 14, worm
Space 15, detection circuit chamber 16, take out scolite joint 17 and take out scolite 18, the pest-induced tube 5 is hollow circular tubular construction, pipe appearance
Face is coarse, is easy to insect to swash along outer wall, and inner wall smooth, insect can not climb up along inwall.Include left and right two in pest-induced tube 5
Cavity, one of cavity is less, to take out worm channel road 14；Another cavity is larger, is detection pipe.On the tube wall of detection pipe
Portion is uniformly placed with upswept worm trapping hole 6, and the diameter of the worm trapping hole 6 is slightly larger than foodstuff pest size, big less than grain
It is little, after insect is entered in pest-induced tube by worm trapping hole 6, cannot climb out of along inwall.The lower end of detection pipe is funnel shaped,
Worm funnel 11 is led in formation, leads worm inner wall of hopper smooth to prevent insect from climbing out of；Lead above worm funnel 11 in the pest-induced tube 5
Be provided with the miscellaneous separator 9 of worm, the miscellaneous separator 9 of described worm with lead the socket connection of worm funnel 11, i.e., be provided with solid leading worm funnel upper end
Determine hole, the miscellaneous separator of worm is inserted in the hole, can on the miscellaneous separator outer wall of worm gluing, cement with fixing hole, the miscellaneous separation of the worm
Device for up/down perforation hollow tubular structure, from pipe lower end up about at a certain distance from tube wall on be uniformly distributed the miscellaneous sorting hole of worm
10, the miscellaneous diameter of sorting hole 10 of worm is easy to insect to pass through slightly larger than the size of foodstuff pest.The miscellaneous separator 9 of worm and detection tube cavity
The miscellaneous blending space 15 of worm that space is is formed, for accommodating impurity and dust, the impact of impurity, dust to testing result is reduced；
The lower end of detection pipe is connected with the lower end of worm channel road 14 is taken out by pest catcher 12, and described pest catcher is " u "-shaped hollow tubular structure,
Two ports on its top are respectively into worm end 19 and take out worm end 21, bottom for collection worm space 20, wherein, enter worm end 19 and lead
The outlet of worm funnel 11, take out worm end 21 and connect with worm channel road 14 is taken out.
Head 1 is connected with the upper end of the pest-induced tube 5, the head 1 constitutes detection circuit chamber 16 with the upper end of pest-induced tube 5,
Process circuit 4, camera head 2 are set in detection circuit chamber 16, process circuit 4 uses known singlechip technology；In bar
1 outer wall is provided with takes out scolite joint 17 and transparent imaging hole 3, and camera head 2 shoots grain in storehouse by imaging hole 3
Dynamic；Take out scolite 18 to connect with worm channel road 14 is taken out by taking out scolite joint 17.Bar tail 13 is connected with the lower end of the pest-induced tube 5,
Can be threaded connection, the lower end of bar tail 13 is taper, is taper reception hole 22 in it.
Warm and humid sensor 7 is provided with the pest-induced tube 5（DS18B20）, the warm and humid sensor 7 is by detecting circuit
The hole of the dividing plate of the bottom of chamber 16 is lifted in pest-induced tube 6；Sound transducer 8 is provided with the miscellaneous separator 9 of the worm（KDS-
1012）, the sound transducer 8 is lifted in the miscellaneous separator of worm also by the hole of the dividing plate on pest-induced tube 5.When using, lower skewer is used
Device by skewer under grain condition detecting rod to grain inside grain feelings sample point position, due to the characteristic that insect has light, makes a grab at every opportunity, insect
Will climb in pest-induced tube 5 along worm trapping hole 6, due to the inwall unusual light of pest-induced tube 5, insect can not climb out of again, so evil
Worm will be fallen in the miscellaneous blending space 15 of worm formed by both pest-induced tube 5 and the miscellaneous separator 9 of worm, and then insect can again along worm
The miscellaneous sorting hole 10 of worm on miscellaneous separator 9 is climbed in the miscellaneous separator 9 of worm, is fallen into and is led in worm funnel 11, leads the surface of worm funnel 11 non-
Ordinary light is slided, and insect cannot climb out of.Then insect enters worm end by pest catcher 12, drops in collection worm space 20.Due to pest catcher
12 inwall unusual lights, insect cannot climb out of, and can only concentrate in worm space 20.Take out scolite 18 to connect after negative pressure source of the gas, take out
Gas forms negative pressure, collects the insect in worm space 20 and just takes out worm end 21 with air-flow Jing pest catchers 12, enters and takes out worm channel road 14, so
Afterwards in trachea 18 to grain information detection device, the number of pest of sample point is just can detect that.
Sound transducer 8 can foodstuff pest activity sends at collecting and sampling point sound, and acoustical signal is sent to into place
Reason circuit 4（Known circuits）, process circuit 4 changed to acoustical signal, amplified, sent into grain condition monitoring system.It is different
Insect, the sound for sending is the judgements of sound that are different, being detected by the grain condition detecting rod to the present invention, it is possible to sentenced
Break and the species of insect in grain, then pass through grain inner case and the insect that imaging hole 3 is photographed in conjunction with camera head 2
Active situation, you can the active situation of the complete species for monitoring grain inside insect, quantity, worm state and insect.
While the grain condition detecting rod is used to survey worm, it is also possible to for detecting the gas inside grain, after connecting negative pressure source,
Gas inside sample point grain can be delivered to gas-detecting device, detect the gas parameter of the sample point（Composition etc.）.
While surveying worm, survey gas, the grain condition detecting rod of the present invention can also select the temperature of place's grain by the collecting and sampling of warm and humid sensor 7
The parameters such as degree, humidity, then the computing of Jing process circuits 4, amplification, by the temperature of grain, humidity grain information detection device is delivered to
It is interior, realize the remote online detection of grain humiture.
It should be noted that above-mentioned pest catcher 12, collection worm space 20 can have various changes, and various ways, such as straight
It is linear（As shown in Figure 2）, shaped form（As shown in Figure 3）With S-shaped etc.（As shown in Figure 4）, to adapt to different grains to detection bar
Requirement.
Embodiment 2
As shown in figure 5, this enforcement as different from Example 1, eliminates pest catcher 12, connecting tube 23 is increased, in connecting tube
End with take out worm channel road 14 be connected, lower end positioned at bar tail 13 taper reception hole 22 in.Insect is entered into after grain condition detecting rod, evil
Not by pest catcher, in directly falling into the taper reception hole 22 of bar tail 13, when taking out worm, insect enters and takes out worm worm through connecting tube 23
Duct, then Jing take out scolite 18 in grain information detection device.
Claims (10)
1. a kind of grain feelings detection probe, including pest-induced tube（5）, positioned at the head of pest-induced tube upper end（1）, positioned at pest-induced tube lower end
Bar tail（13）And the miscellaneous separator of the worm in pest-induced tube（9）And pest catcher（12）, it is characterized in that：Also include warm and humid sensor
（7）And sound transducer（8）, the pest-induced tube（5）It is interior including two cavitys in left and right, one of those is to take out worm channel road（14）；
Another is detection pipe, and the lower end of the detection pipe is that worm funnel is led in funnel shaped formation（11）, worm funnel is led in the detection pipe
Above be provided with the miscellaneous separator of worm（9）, its space formed between detection tube cavity of the miscellaneous separator of the worm is that worm is hybrid closes empty
Between（15）；The lower end of the detection pipe connected by connector between worm channel road lower end with described being taken out, described to take out the upper of worm channel road
End is by taking out scolite joint（17）With take out scolite（18）Connection；The warm and humid sensor is arranged in the detection pipe；The sound
Sound sensor is arranged in the miscellaneous separator of the worm.
2. grain feelings detection probe according to claim 1, is characterized in that：The detection pipe with take out worm channel road（14）Lower end it
Between connector be pest catcher（12）, the pest catcher is " u "-shaped hollow tubular structure, and two ports on its top are respectively into worm
End（19）With take out worm end（21）, bottom be collection worm space（20）, wherein, enter worm end and lead worm funnel（11）Outlet, take out
Worm end（21）With take out worm channel road（14）Connection.
3. grain feelings detection probe according to claim 1, is characterized in that：The detection pipe with take out worm channel road（14）Lower end it
Between connector be connecting tube（23）, the upper end of the connecting tube with take out worm channel road be connected, lower end be located at the bar tail（13）'s
Taper reception hole（22）In.
4. grain feelings detection probe according to claim 1, is characterized in that：The pest-induced tube（5）Upper end and head（1）Inner chamber
Constitute detection circuit chamber（16）, in the chamber detection circuit intracavity, process circuit is set（4）, camera head（2）, and in head（1）
Outer wall be provided with transparent imaging hole（3）, the photographic head of the camera head is positioned at imaging hole position.
5. grain feelings detection probe according to claim 1, is characterized in that：The bar tail（13）Lower end be taper, in it
For taper reception hole（22）.
6. grain feelings detection probe according to claim 1, is characterized in that：The miscellaneous separator of described worm（9）With lead worm funnel
（11）Socket connection.
7. the grain feelings detection probe according to claim 1 or 4, is characterized in that：The miscellaneous separator of the worm is up/down perforation
Hollow tubular structure, is uniformly distributed the miscellaneous sorting hole of worm on tube wall（10）.
8. grain feelings detection probe according to claim 2, is characterized in that：The pest catcher（12）Collection worm space（20）For
Linear or shaped form or bending shape.
9. the grain feelings detection probe according to claim 1 or 4, is characterized in that：The warm and humid sensor（7）By detecting electricity
Road chamber（14）On dividing plate be lifted in detection pipe.
10. the grain feelings detection probe according to claim 1 or 4, is characterized in that：The sound transducer（8）By detection
Circuit chamber（14）On dividing plate be lifted on the miscellaneous separator of worm（9）In.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611207196.7A CN106596207B (en) | 2016-12-23 | 2016-12-23 | Grain condition detecting probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611207196.7A CN106596207B (en) | 2016-12-23 | 2016-12-23 | Grain condition detecting probe |
Publications (2)
| Publication Number | Publication Date |
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| CN106596207A true CN106596207A (en) | 2017-04-26 |
| CN106596207B CN106596207B (en) | 2023-05-05 |
Family
ID=58603590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611207196.7A Active CN106596207B (en) | 2016-12-23 | 2016-12-23 | Grain condition detecting probe |
Country Status (1)
| Country | Link |
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| CN (1) | CN106596207B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106942179A (en) * | 2017-04-30 | 2017-07-14 | 北京良安科技有限公司 | Full-automatic grain storage pest trapping detecting system |
| CN108844581A (en) * | 2018-06-29 | 2018-11-20 | 河南工业大学 | Automatic moving type grain feelings multi-point detection system |
| CN110089506A (en) * | 2019-06-10 | 2019-08-06 | 河南工业大学 | A kind of pest trap |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106942179A (en) * | 2017-04-30 | 2017-07-14 | 北京良安科技有限公司 | Full-automatic grain storage pest trapping detecting system |
| CN106942179B (en) * | 2017-04-30 | 2022-09-16 | 北京良安科技有限公司 | Full-automatic grain storage pest trapping and detecting system |
| CN108844581A (en) * | 2018-06-29 | 2018-11-20 | 河南工业大学 | Automatic moving type grain feelings multi-point detection system |
| CN110089506A (en) * | 2019-06-10 | 2019-08-06 | 河南工业大学 | A kind of pest trap |
| CN110089506B (en) * | 2019-06-10 | 2021-06-22 | 河南工业大学 | Pest trapper |
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| Publication number | Publication date |
|---|---|
| CN106596207B (en) | 2023-05-05 |
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