CN113578822A - Face recognition equipment for preventing sundries from being shielded outside small compartments - Google Patents
Face recognition equipment for preventing sundries from being shielded outside small compartments Download PDFInfo
- Publication number
- CN113578822A CN113578822A CN202110772420.1A CN202110772420A CN113578822A CN 113578822 A CN113578822 A CN 113578822A CN 202110772420 A CN202110772420 A CN 202110772420A CN 113578822 A CN113578822 A CN 113578822A
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- CN
- China
- Prior art keywords
- rod
- wheel
- belt
- fixedly connected
- wiping roller
- Prior art date
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 244000309464 bull Species 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims description 19
- 230000002265 prevention Effects 0.000 claims description 6
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 12
- 230000001815 facial effect Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005381 potential energy Methods 0.000 abstract description 5
- 238000009825 accumulation Methods 0.000 abstract 1
- 230000032823 cell division Effects 0.000 abstract 1
- 230000005484 gravity Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013480 data collection Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
Landscapes
- Cleaning In General (AREA)
Abstract
The invention discloses facial recognition equipment for preventing sundries from being blocked outside a cell, which comprises an equipment body, a recognition module and a wiping roller, wherein the outer side of a belt is fixedly connected with a connecting rod, the upper end of the connecting rod is rotatably connected with a driving rod, the upper end of the driving rod is rotatably connected with a first rotating rod, the inner side of the first rotating rod is rotatably connected with a second rotating rod, and the inner side of the second rotating rod is fixedly connected with a contact wheel. This face identification equipment that debris sheltered from is prevented to cell division outsidely, can drive the connecting rod when moving down through the belt and move down, and drive the actuating lever and move down, thereby contact the wheel and drive second bull stick counter clockwise turning, and drive the carriage release lever and shift up, make the gas that the carriage release lever promoted in the air chamber enter into the inboard of holding the power pole, thereby hold the elastic potential energy of power spring accumulation and overcome the resistance of stopper, make the balancing weight shift up and open the cleaning switch, thereby water in the water tank is inputed and is washd the discernment module surface in the wiping roll, automatic regular effect of carrying out the abluent to the discernment module has been realized.
Description
Technical Field
The invention relates to the technical field of facial data collection, in particular to facial recognition equipment for preventing sundries from being shielded outside a cell.
Background
Facial recognition technology is an information collecting equipment through to people's face feature analysis, present many districts avoid entering the district such as idle miscellaneous people, generally install facial recognition equipment in door department, then carry out data collection and analysis to personnel's facial feature, thereby judge this individual identity, current outdoor facial recognition equipment meets when the weather of strong wind and heavy rain when using, the rainwater can shelter from the camera, lead to the unable normal work of facial recognition, need personnel's manual wiping the rainwater, cause the convenience of discernment to descend, facial recognition equipment is in outdoor for a long time simultaneously, debris can be left on the camera surface, cause the unable normal discernment of camera, need personnel regularly to wipe the camera, personnel's intensity of labour has been increased.
Accordingly, those skilled in the art have provided a face recognition apparatus that is small-compartment and protected from foreign object occlusion to solve the problems set forth in the background art described above.
Summary of the invention
The present invention has been made to solve the problems occurring in the background art, and an object of the present invention is to provide a face recognition apparatus for preventing foreign object occlusion outside a cell.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a face identification equipment that little outdoor prevention debris sheltered from, includes organism, discernment module and wiping roller, the inboard of wiping roller is provided with the slide rail, the both ends below fixedly connected with belt of wiping roller, the wiping roller can be cleaned discernment module surface under the drive of belt, the outside fixedly connected with connecting rod of belt, the upper end of connecting rod is rotated and is connected with the actuating lever, the upper end of actuating lever is rotated and is connected with first bull stick, the inboard of first bull stick is rotated and is connected with the second bull stick, the inboard fixedly connected with contact wheel of second bull stick for can drive the second bull stick and rotate when contact wheel rotates.
Furthermore, the lower extreme of belt rotates and installs the drive wheel, and the drive wheel rotates with the lower extreme of belt to be connected, and the below fixed mounting of drive wheel has the water tank, and the both sides of water tank rotate and install the detection wheel, and the inboard fixed mounting of detection wheel has touch switch, touch switch and the inside driving motor electric connection of drive wheel, and the inboard rotation of detection wheel is connected with the centrifugal lever for when the detection wheel rotates, the centrifugal lever can rotate and touch switch contact under the centrifugal force effect, thereby the inside driving motor of drive wheel starts.
Further, the outer end of second bull stick is rotated and is connected with the carriage release lever, the outside fixedly connected with reset spring of carriage release lever, the upper end fixed mounting of carriage release lever has the air chamber, the left side movable mounting of air chamber has the power pole of holding, the middle part swing joint that holds the power pole has the balancing weight, and it has the power spring of holding to hold swing joint between power pole and the balancing weight, because the balancing weight is heavier, so hold the power pole and can at first extrude the power spring of holding when moving upward, make when holding power spring and accumulate certain elastic potential energy, just can promote the balancing weight and remove, the top movable mounting of balancing weight has the stopper, the top of stopper is rotated and is installed and is washd the switch.
Further, the inboard lower extreme of slide rail is provided with reset switch, reset switch and the inside driving motor electric connection of drive wheel, and fixedly connected with stabilizing spring between the lower extreme of slide rail and the both ends of wiping roller for after the both ends of wiping roller contacted with reset switch, the inside driving motor of drive wheel can be automatic to be carried out the reversal.
Furthermore, the inboard rotation of the upper end of first bull stick is connected with the arc pole to with the outside contact of contact wheel, when making the actuating lever drive first bull stick and rotate, first bull stick can drive the contact wheel through the arc pole and rotate.
Further, the upper end fixedly connected with water pipe of water tank, the lower extreme of water pipe are provided with the water pump, and water pump and washing switch electric connection, the upper end of water pipe and the both ends intercommunication of wiping roller, and after washing switch opened, the water pump can be with the water transmission part in the water tank enter into in the wiping roller.
Compared with the prior art, the invention has the following beneficial effects:
1. the face recognition device for preventing sundries from being blocked outside the small compartment drops on the recognition module through rainwater, and the rainwater slides downwards along the surface of the machine body under the action of gravity and enters the water tank to be collected, meanwhile, the water flow drives the detection wheel to rotate, so that the centrifugal rod on the inner side of the detection wheel is subjected to centrifugal force and rotates, so that the centrifugal rod is contacted with the touch switch at the inner side of the detection wheel, the driving motor in the driving wheel is turned on, then the driving motor drives the driving wheel to rotate, so that the driving wheel drives the belt to move downwards, the wiping roller moves downwards under the tension of the belt, the belt drives the wiping roller to move downwards along the sliding rail, thereby drive the wiping roller and clean the surface of discernment module, automatic effect of cleaning the discernment module surface when having realized overcast and rainy weather has avoided the rainwater to shelter from the camera sight in the discernment module.
2. The facial recognition equipment for preventing sundries from being blocked outside a small compartment can drive a connecting rod to move downwards when a belt moves downwards, and drive a driving rod to move downwards, so that the driving rod drives an arc-shaped rod on a first rotating rod to rotate anticlockwise, the arc-shaped rod drives a contact wheel to rotate, the contact wheel drives a second rotating rod to rotate anticlockwise and drives a moving rod to move upwards, the moving rod drives gas in an air chamber to enter the inner side of a force storage rod, along with the increase of the running times of the belt, the elastic potential energy accumulated by a force storage spring overcomes the gravity of a balancing weight and the resistance of a limiting block, the balancing weight moves upwards and pushes a cleaning switch to rotate to turn on a water pump, so that water in a water tank is input into a cleaning roller, and meanwhile, the water pump drives pipelines at two sides of the water tank to flow, so that the air flow drives a detection wheel to rotate, and the cleaning roller moves downwards to clean the surface of a recognition module, the effect of automatically and regularly cleaning the surface of the identification module is realized, and the influence of sundries on the normal work of the identification module is avoided.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic view of the interior of the structure of the present invention;
FIG. 3 is a schematic view of the interior of the inspection wheel structure of the present invention;
FIG. 4 is a partial view of the interior of the structure of the present invention;
FIG. 5 is an enlarged view of the structure shown in FIG. 4 at A in accordance with the present invention;
FIG. 6 is an enlarged view of the structure shown at B in FIG. 4 according to the present invention.
In the figure: 1. a body; 2. an identification module; 3. a wiping roller; 301. a slide rail; 4. a belt; 5. a drive wheel; 6. a water tank; 7. detecting a wheel; 8. a touch switch; 9. a water pipe; 10. a connecting rod; 11. a drive rod; 12. a first rotating lever; 13. a second rotating rod; 14. a contact wheel; 15. a travel bar; 16. a return spring; 17. an air chamber; 18. a force storage rod; 19. a balancing weight; 20. a limiting block; 21. and cleaning the switch.
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.
Referring to fig. 1-6, a facial recognition device for preventing foreign matter from being blocked outside a small compartment comprises a body 1, a recognition module 2 and a wiping roller 3, wherein a slide rail 301 is arranged on the inner side of the wiping roller 3, a reset switch is arranged at the lower end of the inner side of the slide rail 301 and is electrically connected with a driving motor inside a driving wheel 5, a stabilizing spring is fixedly connected between the lower end of the slide rail 301 and the two ends of the wiping roller 3, so that the driving motor inside the driving wheel 5 can automatically reverse after the two ends of the wiping roller 3 are contacted with the reset switch, a belt 4 is fixedly connected below the two ends of the wiping roller 3, the driving wheel 5 is rotatably mounted at the lower end of the belt 4, the driving wheel 5 is rotatably connected with the lower end of the belt 4, a water tank 6 is fixedly mounted below the driving wheel 5, a water pipe 9 is fixedly connected at the upper end of the water tank 6, a water pump is arranged at the lower end of the water pipe 9 and is electrically connected with a cleaning switch 21, the upper end of water pipe 9 communicates with the both ends of wiping roller 3, after cleaning switch 21 opens, the water pump can enter into wiping roller 3 with the water transmission part in the water tank 6, the both sides of water tank 6 are rotated and are installed detection wheel 7, the inboard fixed mounting of detection wheel 7 has touch switch 8, touch switch 8 and the inside driving motor electric connection of drive wheel 5, and the inboard rotation of detection wheel 7 is connected with the centrifugal rod, when making detection wheel 7 rotate, the centrifugal rod can rotate and contact with touch switch 8 under the centrifugal force effect, thereby the inside driving motor of drive wheel 5 starts, wiping roller 3 can clean identification module 2 surface under the drive of belt 4.
The outer side of the belt 4 is fixedly connected with a connecting rod 10, the upper end of the connecting rod 10 is rotatably connected with a driving rod 11, the upper end of the driving rod 11 is rotatably connected with a first rotating rod 12, the inner side of the upper end of the first rotating rod 12 is rotatably connected with an arc-shaped rod and is contacted with the outer side of a contact wheel 14, when the driving rod 11 drives the first rotating rod 12 to rotate, the first rotating rod 12 can drive the contact wheel 14 to rotate through the arc-shaped rod, the inner side of the first rotating rod 12 is rotatably connected with a second rotating rod 13, the inner side of the second rotating rod 13 is fixedly connected with the contact wheel 14, so that the contact wheel 14 can drive the second rotating rod 13 to rotate when rotating, the outer end of the second rotating rod 13 is rotatably connected with a moving rod 15, the outer side of the moving rod 15 is fixedly connected with a reset spring 16, the upper end of the moving rod 15 is fixedly installed with an air chamber 17, the left side of the air chamber 17 is movably installed with an accumulator 18, and the middle part of the accumulator 18 is movably connected with a balancing weight 19, and have the power spring between power pole 18 and the balancing weight 19 swing joint, because balancing weight 19 is heavier, so can push the power spring at first when power pole 18 moves up for when the power spring accumulates certain elastic potential energy, just can promote balancing weight 19 to remove, the top movable mounting of balancing weight 19 has stopper 20, the top of stopper 20 rotates installs cleaning switch 21.
When the rain water wiping device is used, firstly, in rainy weather, rainwater can drip on the identification module 2, at the same time, the rainwater slides downwards along the surface of the machine body 1 under the action of gravity and enters the water tank 6 to be collected, meanwhile, water flow can drive the detection wheel 7 to rotate, so that a centrifugal rod on the inner side of the detection wheel 7 is subjected to centrifugal force and rotates, the centrifugal rod is contacted with the touch switch 8 on the inner side of the detection wheel 7, a driving motor in the driving wheel 5 is turned on, then the driving motor drives the driving wheel 5 to rotate, the driving wheel 5 drives the belt 4 to move downwards, so that the wiping roller 3 is moved downwards under the pulling force of the belt 4, the belt 4 drives the wiping roller 3 to move downwards along the slide rail 301, the wiping roller 3 is driven to wipe the surface of the identification module 2, and after two ends of the wiping roller 3 are contacted with the reset switch at the lower end of the slide rail 301, the driving motor can automatically rotate reversely, and drive 5 reversals of drive wheel for wiping roller 3 resets, if the rainwater can spill over from the upper end of water tank 6 when the rainwater lasts, detects wheel 7 simultaneously and continues to control drive wheel 5 and rotate, and with the reset switch cooperation, control wiping roller 3 reciprocating motion cleans the rainwater, has realized automatically cleaning identification module 2 surperficial rainwater when overcast and rainy weather, has avoided the rainwater to shelter from the camera sight in the identification module 2.
Further, when the belt 4 moves downwards, the connecting rod 10 is driven to move downwards, and the driving rod 11 is driven to move downwards, so that the driving rod 11 drives the arc-shaped rod on the first rotating rod 12 to rotate anticlockwise, so that the arc-shaped rod pushes the contact wheel 14 to rotate, because the contact wheel 14 is fixedly connected with the second rotating rod 13, the contact wheel 14 drives the second rotating rod 13 to rotate anticlockwise, and drives the moving rod 15 to move upwards, so that the moving rod 15 pushes the gas in the air chamber 17 to enter the inner side of the power storage rod 18, so that the power storage rod 18 extrudes the power storage spring, as the number of times of belt operation increases, the gas in the inner side of the power storage rod 18 increases, so that the elastic potential energy accumulated by the power storage spring overcomes the gravity of the balancing weight 19 and the resistance of the limiting block 20, so that the balancing weight 19 moves upwards and pushes the cleaning switch 21 to rotate, so that the water pump at the lower end of the water pipe 9 is opened, and part of the water in the water tank 6 is input into the wiping roller 3, simultaneously the water pump drives the air current flow that appears in the 6 both sides pipelines of water tank to the air current drives detects 7 rotations of wheel, makes wiping roller 3 move down and washs identification module 2 surface, has realized automatic regularly wasing identification module 2 surface, has avoided debris influence identification module 2's normal work.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a face identification equipment that foreign matter sheltered from is prevented to cell compartment is outer, includes organism (1), discernment module (2) and wiping roller (3), its characterized in that: the inboard of wiping roller (3) is provided with slide rail (301), and the both ends below fixedly connected with belt (4) of wiping roller (3), outside fixedly connected with connecting rod (10) of belt (4), the upper end of connecting rod (10) is rotated and is connected with actuating lever (11), and the upper end of actuating lever (11) is rotated and is connected with first bull stick (12), and the inboard of first bull stick (12) is rotated and is connected with second bull stick (13), and the inboard fixedly connected with of second bull stick (13) contacts wheel (14).
2. A small compartment external debris obstruction prevention face recognition device according to claim 1, wherein: the belt-type centrifugal force detection device is characterized in that a driving wheel (5) is installed at the lower end of the belt (4) in a rotating mode, the driving wheel (5) is connected with the lower end of the belt (4) in a rotating mode, a water tank (6) is fixedly installed below the driving wheel (5), detection wheels (7) are installed on two sides of the water tank (6) in a rotating mode, a touch switch (8) is fixedly installed on the inner side of each detection wheel (7), the touch switch (8) is electrically connected with a driving motor inside the driving wheel (5), and a centrifugal rod is connected with the inner side of each detection wheel (7) in a rotating mode.
3. A small compartment external debris obstruction prevention face recognition device according to claim 1, wherein: the outer end of second bull stick (13) is rotated and is connected with carriage release lever (15), the outside fixedly connected with reset spring (16) of carriage release lever (15), the upper end fixed mounting of carriage release lever (15) has air chamber (17), the left side movable mounting of air chamber (17) has power storage rod (18), the middle part swing joint who holds power storage rod (18) has balancing weight (19), and swing joint has the power storage spring between power storage rod (18) and balancing weight (19), the top movable mounting of balancing weight (19) has stopper (20), the top of stopper (20) is rotated and is installed and is washd switch (21).
4. A small compartment external debris obstruction prevention face recognition device according to claim 1, wherein: the inner side lower end of the sliding rail (301) is provided with a reset switch, the reset switch is electrically connected with a driving motor in the driving wheel (5), and a stabilizing spring is fixedly connected between the lower end of the sliding rail (301) and the two ends of the wiping roller (3).
5. A small compartment external debris obstruction prevention face recognition device according to claim 1, wherein: the inner side of the upper end of the first rotating rod (12) is rotatably connected with an arc-shaped rod and is in contact with the outer side of the contact wheel (14).
6. A small compartment external debris obstruction prevention face recognition device according to claim 2, wherein: the upper end fixedly connected with water pipe (9) of water tank (6), the lower extreme of water pipe (9) is provided with the water pump, and water pump and washing switch (21) electric connection, the upper end of water pipe (9) and the both ends intercommunication of wiping roller (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110772420.1A CN113578822A (en) | 2021-07-08 | 2021-07-08 | Face recognition equipment for preventing sundries from being shielded outside small compartments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110772420.1A CN113578822A (en) | 2021-07-08 | 2021-07-08 | Face recognition equipment for preventing sundries from being shielded outside small compartments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113578822A true CN113578822A (en) | 2021-11-02 |
Family
ID=78246529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110772420.1A Pending CN113578822A (en) | 2021-07-08 | 2021-07-08 | Face recognition equipment for preventing sundries from being shielded outside small compartments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113578822A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115382801A (en) * | 2022-08-29 | 2022-11-25 | 焦作市黄河华龙工程有限公司 | Remote video water conservancy patrols dyke and checks out dangerous equipment |
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| JP2008143238A (en) * | 2006-12-06 | 2008-06-26 | Denso Corp | Raindrop detector |
| CN208656918U (en) * | 2018-10-15 | 2019-03-26 | 广东集东洲信息发展有限公司 | One kind is anti-to block video camera |
| CN210776742U (en) * | 2020-01-15 | 2020-06-16 | 河南理工大学 | A face recognition device with automatic cleaning function |
| CN111741204A (en) * | 2020-07-27 | 2020-10-02 | 广州福临门信息科技有限公司 | Monitoring device based on enterprise management |
| CN111970429A (en) * | 2020-08-27 | 2020-11-20 | 深圳火眼智能有限公司 | Camera equipment for intelligently identifying multiple scenes of multiple objects and using method thereof |
| CN112275672A (en) * | 2020-09-21 | 2021-01-29 | 杨为勇 | Self-cleaning system of community entrance guard face recognition device |
| CN212519138U (en) * | 2020-07-02 | 2021-02-09 | 黄家文 | Network security protection camera based on AI face identification |
| CN112495888A (en) * | 2021-01-06 | 2021-03-16 | 南京浩伏信息科技有限公司 | Outdoor monitoring device capable of automatically adjusting water removal frequency according to rainfall |
-
2021
- 2021-07-08 CN CN202110772420.1A patent/CN113578822A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008143238A (en) * | 2006-12-06 | 2008-06-26 | Denso Corp | Raindrop detector |
| CN208656918U (en) * | 2018-10-15 | 2019-03-26 | 广东集东洲信息发展有限公司 | One kind is anti-to block video camera |
| CN210776742U (en) * | 2020-01-15 | 2020-06-16 | 河南理工大学 | A face recognition device with automatic cleaning function |
| CN212519138U (en) * | 2020-07-02 | 2021-02-09 | 黄家文 | Network security protection camera based on AI face identification |
| CN111741204A (en) * | 2020-07-27 | 2020-10-02 | 广州福临门信息科技有限公司 | Monitoring device based on enterprise management |
| CN111970429A (en) * | 2020-08-27 | 2020-11-20 | 深圳火眼智能有限公司 | Camera equipment for intelligently identifying multiple scenes of multiple objects and using method thereof |
| CN112275672A (en) * | 2020-09-21 | 2021-01-29 | 杨为勇 | Self-cleaning system of community entrance guard face recognition device |
| CN112495888A (en) * | 2021-01-06 | 2021-03-16 | 南京浩伏信息科技有限公司 | Outdoor monitoring device capable of automatically adjusting water removal frequency according to rainfall |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115382801A (en) * | 2022-08-29 | 2022-11-25 | 焦作市黄河华龙工程有限公司 | Remote video water conservancy patrols dyke and checks out dangerous equipment |
| CN115382801B (en) * | 2022-08-29 | 2023-12-19 | 焦作市黄河华龙工程有限公司 | Remote video water conservancy dyke inspection equipment |
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| PB01 | Publication | ||
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Application publication date: 20211102 |
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