CN111726494A - Surveillance camera head based on slider-crank prevents highlight - Google Patents
Surveillance camera head based on slider-crank prevents highlight Download PDFInfo
- Publication number
- CN111726494A CN111726494A CN202010565803.7A CN202010565803A CN111726494A CN 111726494 A CN111726494 A CN 111726494A CN 202010565803 A CN202010565803 A CN 202010565803A CN 111726494 A CN111726494 A CN 111726494A
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- fixedly connected
- crank
- rod
- slider
- shell
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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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- 238000012544 monitoring process Methods 0.000 claims abstract description 31
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 238000004140 cleaning Methods 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 210000000078 claw Anatomy 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 9
- 238000005485 electric heating Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000006399 behavior Effects 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 206010000117 Abnormal behaviour Diseases 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/51—Housings
-
- 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
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/52—Elements optimising image sensor operation, e.g. for electromagnetic interference [EMI] protection or temperature control by heat transfer or cooling elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Studio Devices (AREA)
Abstract
The invention relates to the technical field of safety monitoring, and discloses a crank-slider-based highlight-proof monitoring camera which comprises a shell, wherein a photosensitive resistor is fixedly connected to the left side of the shell, an air pressure box is fixedly connected to the inner bottom of the shell, a push rod is slidably connected to the inner portion of the air pressure box, a connecting rod is movably connected to the front side of the push rod, a crank wheel is movably connected to the left side of the connecting rod, a supporting rod is fixedly connected to the outer side of the crank wheel, a shading mirror is fixedly connected to the top of the supporting rod, and a limiting rod is fixedly connected to the top of the shell. This surveillance camera head based on highlight is prevented to slider-crank heats through the heating wire and makes the gas expansion in the atmospheric pressure box, and the inflation gas promotes the push rod and rises, and the push rod drives the connecting rod and rises, and the connecting rod drives the crank wheel and rotates, and the crank wheel drives branch, and rethread branch uses with the cooperation of anti-dazzling screen to reached and sheltered from the highlight, the effect of monitoring blind area can not appear.
Description
Technical Field
The invention relates to the technical field of safety monitoring, in particular to a crank slider based highlight-proof monitoring camera.
Background
The security monitoring is realized by monitoring the activities of a network or a host in real time, monitoring and analyzing the behaviors of a user and the system, auditing the configuration and the loophole of the system, evaluating the integrity of a sensitive system and data, identifying attack behaviors, counting and tracking abnormal behaviors, identifying behaviors violating security regulations, recording hacker behaviors by using a decoy server and other functions, so that an administrator can effectively monitor, control and evaluate the network or the host system, and the current main monitoring mode is to monitor through a monitoring camera.
The present surveillance camera head is used for road monitoring the most, often can be shone by the intense light on the road, can cause camera intermittent type nature to appear the control blind area, and the long-time life that exposes under strong sunshine of surveillance camera head shortens greatly simultaneously, and some surveillance camera heads are protected with the shell, but the shell pollutes easily, influences the monitoring effect.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the crank block-based highlight-proof monitoring camera which has the advantages of being capable of shielding highlights, avoiding monitoring blind areas, automatically cleaning the shell, being simple in structure and the like, and solves the problems that the monitoring blind areas are caused intermittently by highlight irradiation, the shell is easy to pollute and the monitoring effect is influenced.
(II) technical scheme
In order to realize the purposes of shielding strong light, avoiding monitoring blind areas, automatically cleaning the shell and having simple structure, the invention provides the following technical scheme: a monitoring camera based on a crank block for preventing strong light comprises a shell, wherein a left side of the shell is fixedly connected with a photosensitive resistor, an inner bottom of the shell is fixedly connected with an air pressure box, a heating cavity is formed in the bottom of the air pressure box, a heating wire is fixedly connected in the heating cavity, a push rod is slidably connected in the air pressure box, a connecting rod is movably connected in the front of the push rod, a crank wheel is movably connected in the left side of the connecting rod, a buffering wheel is fixedly connected in the inner bottom of the shell, a supporting rod is fixedly connected in the outer side of the crank wheel, a shading mirror is fixedly connected in the top of the supporting rod, a push rod is fixedly connected in the right side of the shading mirror, a pressure spring is fixedly connected in the left side of the shading mirror, a baffle is fixedly connected in the right side of the pressure spring, a cleaning block is slidably connected in, the inside fixedly connected with water polo of connecting block, the bottom of water polo is pegged graft and is had the pipe, the right side of pipe is pegged graft and is had the basin, the inside sliding connection of basin has the piston rod, the bottom swing joint of piston rod has the kelly, the top fixedly connected with gag lever post of shell.
Preferably, the top of the push rod is fixedly connected with a sliding block, so that the push rod can stably move up and down.
Preferably, a tooth claw is fixed on the outer side part of the crank wheel and is matched with the buffer wheel for use.
Preferably, the outside of buffer wheel is evenly fixed with the tooth claw, and inside fixedly connected with clockwork spring, because pneumatic power is unstable, so need the buffer wheel to do the buffering.
Preferably, the cleaning cloth is fixedly connected inside the cleaning block, so that the shading glasses can be cleaned more effectively.
Preferably, the right side of the connecting block is provided with a top opening which is matched with a top rod for use.
Preferably, the bottom of the piston rod is fixedly connected with a clamping jaw to limit the clamping rod to swing rightwards.
Preferably, the top of gag lever post has seted up the draw-in groove, uses with the card pole cooperation, the removal of restriction connecting block.
(III) advantageous effects
Compared with the prior art, the invention provides a crank block-based highlight-proof monitoring camera, which has the following beneficial effects:
1. this surveillance camera head based on highlight is prevented to slider-crank heats through the heating wire and makes the gas expansion in the atmospheric pressure box, and the inflation gas promotes the push rod and rises, and the push rod drives the connecting rod and rises, and the connecting rod drives the crank wheel and rotates, and the crank wheel drives branch, and rethread branch uses with the cooperation of anti-dazzling screen to reached and sheltered from the highlight, the effect of monitoring blind area can not appear.
2. This surveillance camera head based on highlight is prevented to slider-crank through ejector pin extrusion water polo, during water in the water polo passed through pipe entering basin, the rising promotion piston rod of water level rose in the basin rises, and the piston rod drives the kelly and rises, and the ejector pin drives the connecting block and removes this moment, and the rethread connecting block uses with the cooperation of cleaning block to the effect that can self-cleaning shell has been reached.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is a schematic structural diagram of the present invention.
In the figure: 1-shell, 2-photoresistor, 3-air pressure box, 4-heating cavity, 5-electric heating wire, 6-push rod, 7-connecting rod, 8-crank wheel, 9-buffer wheel, 10-supporting rod, 11-shading mirror, 12-ejector rod, 13-pressure spring, 14-baffle, 15-cleaning block, 16-connecting block, 17-water ball, 18-conduit, 19-water tank, 20-piston rod, 21-clamping rod and 22-limiting rod.
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. 1-4, a monitoring camera based on crank slider for preventing glare comprises a housing 1, the housing 1 is made of hard plastic, the left side of the housing 1 is fixedly connected with a photo resistor 2, the inner bottom of the housing 1 is fixedly connected with an air pressure box 3, the bottom of the air pressure box 3 is provided with a heating cavity 4, the inside of the heating cavity 4 is fixedly connected with an electric heating wire 5, the inside of the air pressure box 3 is slidably connected with a push rod 6, the top of the push rod 6 is fixedly connected with a slider, so that the push rod 6 can stably move up and down, the front of the push rod 6 is movably connected with a connecting rod 7, the left side of the connecting rod 7 is movably connected with a crank wheel 8, the outer side part of the crank wheel 8 is fixedly provided with a tooth claw which is matched with a buffer wheel 9, the inner bottom of the housing 1 is fixedly connected with a buffer wheel 9, the outer side, therefore, the buffering wheel 9 is required to buffer, the outer side of the crank wheel 8 is fixedly connected with a support rod 10, the top of the support rod 10 is fixedly connected with a shading mirror 11, the right side of the shading mirror 11 is fixedly connected with a mandril 12, the left side of the shading mirror 11 is fixedly connected with a pressure spring 13, the material of the pressure spring 13 is 65Mn, the right side of the pressure spring 13 is fixedly connected with a baffle 14, the outer side of the shading mirror 11 is slidably connected with a cleaning block 15, the inner part of the cleaning block 15 is fixedly connected with cleaning cloth, the shading mirror 11 is more effectively cleaned, the front side of the cleaning block 15 is fixedly connected with a connecting block 16, the right side of the connecting block 16 is provided with a top opening which is matched with the mandril 12 for use, the inner part of the connecting block 16 is fixedly connected with a water ball 17, the bottom of the water ball 17 is spliced with a guide pipe 18, the, the inside sliding connection of basin 19 has piston rod 20, and piston rod 20's bottom fixedly connected with jack catch restricts kelly 21 and swings right, and piston rod 20's bottom swing joint has kelly 21, and shell 1's top fixedly connected with gag lever post 22, the draw-in groove has been seted up at gag lever post 22's top, uses with the cooperation of kelly 21, restricts the removal of connecting block 16.
The working principle is that when the monitoring camera encounters strong light, the strong light rapidly reduces the resistance of the photosensitive resistor 2, the resistance of the photosensitive resistor 2 rapidly reduces to electrify the electric heating wire 5, the electric heating wire 5 generates heat to expand gas in the air pressure box 3, the gas expands to push the push rod 6 to ascend, the push rod 6 ascends to drive the connecting rod 7 to ascend, the connecting rod 7 ascends to drive the crank wheel 8 to rotate, the crank wheel 8 rotates to drive the supporting rod 10 to rotate downwards, the supporting rod 10 rotates downwards to drive the shading mirror 11 to rotate downwards, the shading mirror 11 drives the ejector rod 12 to rotate downwards, when the ejector rod 12 rotates to the top opening of the connecting block 16, the ejector rod 12 extrudes the water ball 17 to discharge water into the water tank 19 through the guide pipe 18, the water level in the water tank 19 ascends to push the piston rod 20 to ascend, the piston rod 20 drives the clamping rod 21 to ascend, the ejector rod 12 pushes the connecting block 16 to swing downwards, the connecting block, when the light-shading mirror 11 rotates to the lowest position, the tooth claw on the crank wheel 8 is meshed with the tooth claw on the buffer wheel 9, the crank wheel 8 is slowly stopped under the action of the clockwork spring in the buffer wheel 9, so that the mechanism can stably operate, when the light-shading mirror 11 stops rotating, the light-shading mirror 11 counteracts strong light, so that the monitoring camera can normally monitor, meanwhile, the cleaning block 15 descends under the action of gravity, the cleaning block 15 cleans dust on the light-shading mirror 11 through cleaning cloth in the cleaning block 15, when the cleaning block 15 descends to the position of the baffle 14, the cleaning block 15 drives the baffle 14 to descend, the baffle 14 descends to compress the pressure spring 13, when the pressure spring 13 is compressed to the extreme position, the cleaning block 15 stops descending, when the strong light disappears, the resistance value of the photosensitive resistor 2 increases, the electric heating wire 5 stops heating, gas in the air pressure box 3 contracts, the push rod 6 descends to drive, the connecting rod 7 descends to drive the crank wheel 8 to rotate, the crank wheel 8 drives the supporting rod 10 to rotate upwards, the supporting rod 10 drives the shading mirror 11 to return to the original position, at the moment, the gravity given to the pressure spring 13 by the cleaning block 15 is reduced, the pressure spring 13 pushes the baffle plate 14 to move rightwards, the baffle plate 14 pushes the cleaning block 15 to move rightwards, when the cleaning block 15 moves to the position of the limiting rod 22, the clamping rod 21 swings under the action of the limiting rod 22 and enters a clamping groove of the limiting rod 22, due to the action of the clamping jaw at the bottom of the piston rod 20, the connecting block 16 is fixed, the cleaning block 15 also stops moving, and the mechanism returns to the.
To sum up, this surveillance camera head based on highlight is prevented to slider-crank heats through 5 heats of heating wire and makes the gas expansion in the atmospheric pressure box 3, and the inflation gas promotes push rod 6 and rises, and push rod 6 drives connecting rod 7 and rises, and connecting rod 7 drives crank wheel 8 and rotates, and crank wheel 8 drives branch 10, and rethread branch 10 uses with the cooperation of anti-dazzling screen 11 to reached and to shelter from the highlight, the effect of monitoring blind area can not appear. This surveillance camera head based on highlight is prevented to slider-crank through ejector pin 12 extrusion water polo 17, and during water in the water polo 17 passed through pipe 18 and gets into basin 19, the rising promotion piston rod 20 of water level rose in the basin 19 rose, and piston rod 20 drives kelly 21 and rises, and ejector pin 12 drives connecting block 16 and removes this moment, and rethread connecting block 16 uses with the cooperation of cleaning block 15 to reach the effect that can self-cleaning shell 1, application scope is more extensive.
Having shown and described embodiments of the present invention, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the 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 (8)
1. The utility model provides a surveillance camera head based on slider-crank prevents highlight, includes shell (1), its characterized in that: the solar cell module comprises a shell (1), a photosensitive resistor (2) fixedly connected to the left side of the shell (1), an air pressure box (3) fixedly connected to the inner bottom of the shell (1), a heating cavity (4) formed in the bottom of the air pressure box (3), a heating wire (5) fixedly connected to the inner portion of the heating cavity (4), a push rod (6) slidably connected to the inner portion of the air pressure box (3), a connecting rod (7) movably connected to the front side of the push rod (6), a crank wheel (8) movably connected to the left side of the connecting rod (7), a buffer wheel (9) fixedly connected to the inner bottom of the shell (1), a supporting rod (10) fixedly connected to the outer side of the crank wheel (8), a shading mirror (11) fixedly connected to the top of the supporting rod (10), a push rod (12) fixedly connected to the right side of the shading mirror (11), and a pressure spring (, the utility model discloses a solar energy water heater, including pressure spring (13), the right side fixedly connected with baffle (14) of pressure spring (13), the outside sliding connection of lens (11) has clean piece (15), the positive fixedly connected with connecting block (16) of clean piece (15), the inside fixedly connected with water ball (17) of connecting block (16), the bottom of water ball (17) is pegged graft and is had pipe (18), the right side of pipe (18) is pegged graft and is had basin (19), the inside sliding connection of basin (19) has piston rod (20), the bottom swing joint of piston rod (20) has kelly (21), the top fixedly connected with gag lever post (22) of shell (1).
2. The crank-slider-based glare-proof monitoring camera as claimed in claim 1, wherein: the top of the push rod (6) is fixedly connected with a slide block.
3. The crank-slider-based glare-proof monitoring camera as claimed in claim 1, wherein: a tooth claw is fixed on the outer side part of the crank wheel (8).
4. The crank-slider-based glare-proof monitoring camera as claimed in claim 1, wherein: the outside of buffer wheel (9) is evenly fixed with the tooth claw, and inside fixedly connected with clockwork spring.
5. The crank-slider-based glare-proof monitoring camera as claimed in claim 1, wherein: the interior of the cleaning block (15) is fixedly connected with cleaning cloth.
6. The crank-slider-based glare-proof monitoring camera as claimed in claim 1, wherein: the right side of the connecting block (16) is provided with a top opening.
7. The crank-slider-based glare-proof monitoring camera as claimed in claim 1, wherein: the bottom of the piston rod (20) is fixedly connected with a claw.
8. The crank-slider-based glare-proof monitoring camera as claimed in claim 1, wherein: the top of the limiting rod (22) is provided with a clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010565803.7A CN111726494A (en) | 2020-06-19 | 2020-06-19 | Surveillance camera head based on slider-crank prevents highlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010565803.7A CN111726494A (en) | 2020-06-19 | 2020-06-19 | Surveillance camera head based on slider-crank prevents highlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111726494A true CN111726494A (en) | 2020-09-29 |
Family
ID=72567761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010565803.7A Withdrawn CN111726494A (en) | 2020-06-19 | 2020-06-19 | Surveillance camera head based on slider-crank prevents highlight |
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| Country | Link |
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| CN (1) | CN111726494A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112413324A (en) * | 2020-11-27 | 2021-02-26 | 柳义威 | A insurance subassembly that is used for inside self-starting protect function of security protection control |
| CN112653820A (en) * | 2020-12-16 | 2021-04-13 | 杭州仲崆物联网科技有限公司 | Prevent intelligent camera for computer of highlight |
| CN112726449A (en) * | 2020-12-17 | 2021-04-30 | 郑占强 | Mountain road curve spherical mirror with self-cleaning function |
| CN112827870A (en) * | 2020-12-31 | 2021-05-25 | 贵州创想宏宇科技有限公司 | Cleaning management device for monitoring equipment |
| CN112966532A (en) * | 2021-02-20 | 2021-06-15 | 李世红 | Anti-light interference code scanning equipment for Internet of things |
| CN113766105A (en) * | 2021-08-02 | 2021-12-07 | 湖南省湘筑工程有限公司 | Safety monitoring device for bridge construction process |
| CN114476348A (en) * | 2022-01-21 | 2022-05-13 | 浙江工业大学 | Anti-storm net cover device based on hydrogel characteristics |
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| US9602703B1 (en) * | 2015-11-25 | 2017-03-21 | GM Global Technology Operations LLC | Camera system |
| CN207854008U (en) * | 2017-12-25 | 2018-09-11 | 成都壹橙科技有限公司 | A kind of self-cleaning Agricultural Monitoring camera |
| CN108533901A (en) * | 2018-03-22 | 2018-09-14 | 深圳市晓控通信科技有限公司 | A kind of outdoor video head with sunshade function based on recognition of face |
| CN108769490A (en) * | 2018-07-18 | 2018-11-06 | 夏培准 | High imaging quality monitoring camera |
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2020
- 2020-06-19 CN CN202010565803.7A patent/CN111726494A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US9602703B1 (en) * | 2015-11-25 | 2017-03-21 | GM Global Technology Operations LLC | Camera system |
| CN207854008U (en) * | 2017-12-25 | 2018-09-11 | 成都壹橙科技有限公司 | A kind of self-cleaning Agricultural Monitoring camera |
| CN108533901A (en) * | 2018-03-22 | 2018-09-14 | 深圳市晓控通信科技有限公司 | A kind of outdoor video head with sunshade function based on recognition of face |
| CN108769490A (en) * | 2018-07-18 | 2018-11-06 | 夏培准 | High imaging quality monitoring camera |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112413324A (en) * | 2020-11-27 | 2021-02-26 | 柳义威 | A insurance subassembly that is used for inside self-starting protect function of security protection control |
| CN112653820A (en) * | 2020-12-16 | 2021-04-13 | 杭州仲崆物联网科技有限公司 | Prevent intelligent camera for computer of highlight |
| CN112726449A (en) * | 2020-12-17 | 2021-04-30 | 郑占强 | Mountain road curve spherical mirror with self-cleaning function |
| CN112726449B (en) * | 2020-12-17 | 2022-09-30 | 聊城市瀚格智能科技有限公司 | Mountain road curve spherical mirror with self-cleaning function |
| CN112827870A (en) * | 2020-12-31 | 2021-05-25 | 贵州创想宏宇科技有限公司 | Cleaning management device for monitoring equipment |
| CN112827870B (en) * | 2020-12-31 | 2022-07-26 | 北京泰豪智能工程有限公司 | Cleaning management device for monitoring equipment |
| CN112966532A (en) * | 2021-02-20 | 2021-06-15 | 李世红 | Anti-light interference code scanning equipment for Internet of things |
| CN113766105A (en) * | 2021-08-02 | 2021-12-07 | 湖南省湘筑工程有限公司 | Safety monitoring device for bridge construction process |
| CN114476348A (en) * | 2022-01-21 | 2022-05-13 | 浙江工业大学 | Anti-storm net cover device based on hydrogel characteristics |
| CN114476348B (en) * | 2022-01-21 | 2023-06-30 | 浙江工业大学 | Storm-proof net cover device based on hydrogel characteristic |
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Application publication date: 20200929 |