CN109525758B - Self-cleaning type monitoring equipment - Google Patents

Self-cleaning type monitoring equipment Download PDF

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Publication number
CN109525758B
CN109525758B CN201811361613.2A CN201811361613A CN109525758B CN 109525758 B CN109525758 B CN 109525758B CN 201811361613 A CN201811361613 A CN 201811361613A CN 109525758 B CN109525758 B CN 109525758B
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CN
China
Prior art keywords
flushing pipe
connecting rod
mirror surface
rotating shaft
impeller
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.)
Expired - Fee Related
Application number
CN201811361613.2A
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Chinese (zh)
Other versions
CN109525758A (en
Inventor
袁勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guizhou Chuangshi Technology Co ltd
Original Assignee
Guizhou Chuangshi Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guizhou Chuangshi Technology Co ltd filed Critical Guizhou Chuangshi Technology Co ltd
Priority to CN201811361613.2A priority Critical patent/CN109525758B/en
Publication of CN109525758A publication Critical patent/CN109525758A/en
Application granted granted Critical
Publication of CN109525758B publication Critical patent/CN109525758B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50Constructional details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/10Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/16Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
    • B08B1/165Scrapers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B11/00Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto
    • B08B11/04Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto specially adapted for plate glass, e.g. prior to manufacture of windshields
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02Cleaning by the force of jets or sprays

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Cleaning In General (AREA)

Abstract

The application discloses from cleaning formula supervisory equipment among the supervisory equipment technical field, including camera and the casing of installing on the camera, be equipped with the water catch bowl on the casing, the scraper blade, the flushing pipe and the power component who makes the scraper blade scraping mirror surface, the water catch bowl is located the top of casing, the water catch bowl communicates with the one end of flushing pipe, the other end of flushing pipe is towards the mirror surface, power component includes the impeller, pivot and slider-crank mechanism, impeller and pivot fixed connection, slider-crank mechanism includes the crank, connecting rod and the vertical slide rail that is located on the casing, connecting rod and vertical slide rail sliding connection, the impeller is located the flushing pipe, connecting rod and scraper blade fixed connection that are located vertical slide rail. The self-cleaning monitoring equipment provided by the invention fully utilizes the power of rainwater and water flow of the nature to form a spontaneous cleaning action, and achieves the purpose of thoroughly removing dust from the mirror surface without manual participation.

Description

Self-cleaning type monitoring equipment
Technical Field
The invention belongs to the technical field of monitoring equipment, and particularly relates to self-cleaning monitoring equipment.
Background
The monitor refers to a general term for recording and storing video and audio signals by using a camera storage device, for example, a monitoring camera disclosed in chinese patent CN102984445A includes a camera and a housing installed on the camera, a functional module, a video receiving and outputting device and a power supply device are arranged in the housing, the camera, the functional module and the video receiving and outputting device are respectively connected with the power supply device, and as closed circuit monitoring is increasingly popularized in civil and commercial applications, the monitor is widely used in various fields, and plays a role in protecting driving and navigation in enterprise management and social security.
But be in outdoor watch-dog, because expose in the air for a long time, coming and often vehicle and pedestrian can make the dust raise, therefore the mirror surface of watch-dog often can the adhesion dust, and the watch-dog is generally installed in higher position, and is very inconvenient when clean, so long-time monitor of using can influence the shooting quality of watch-dog owing to be infected with more dust to reduce control purpose and shooting effect.
Disclosure of Invention
The invention aims to provide a self-cleaning monitoring device to overcome the problem that dust adheres to the mirror surface of a monitor in the prior art.
The self-cleaning monitoring equipment comprises a camera and a shell arranged on the camera, wherein the shell is provided with a water collecting tank, a scraper, a flushing pipe and a power assembly for enabling the scraper to scrape a mirror surface, the water collecting tank is positioned at the upper part of the shell, the side wall of the water collecting tank is communicated with an overflow pipe, the water collecting tank is communicated with one end of the flushing pipe, the other end of the flushing pipe faces the mirror surface, the power assembly comprises an impeller, a rotating shaft and a slider-crank mechanism, the impeller is fixedly connected with the rotating shaft, the slider-crank mechanism comprises a crank, a connecting rod and a vertical sliding rail positioned on the shell, the connecting rod is in sliding connection with the vertical sliding rail, the impeller is positioned in the flushing pipe, one side of the rotating shaft penetrating through the flushing pipe is hinged with one end of the crank, the other end of the crank is hinged with the connecting rod, the connecting rod positioned, the end part of the rotating shaft is fixedly connected with a rotating shaft of a motor, and the motor is fixed on the flushing pipe.
The working principle of the invention is as follows: the invention relates to self-cleaning monitoring equipment, which is mainly characterized in that a water collecting tank, a scraping plate, a flushing pipe and a power assembly for scraping a mirror surface by the scraping plate are arranged on a shell, under the general condition, rainwater or tap water is filled into the water collecting tank when raining or cleaning is needed, an overflow pipe and the flushing pipe are communicated on the water collecting tank, the position of the flushing pipe is lower than that of the overflow pipe, the overflow pipe is arranged to prevent the water collecting tank from being filled with excessive water, and a large amount of water overflows from the water collecting tank and enters the shell to rust the shell, so that the service life of the shell is shortened; when the power of the flushing water is enough, the water outlet end of the flushing pipe faces the mirror surface, the power assembly comprises an impeller, a rotating shaft and a slider-crank mechanism, the impeller is fixedly connected with the rotating shaft, the impeller is arranged in the flushing pipe, water in the water collecting tank is sprayed to the mirror surface through the flushing pipe, the impeller is driven to rotate by the flow of the water, the slider-crank mechanism is driven to move by the rotation of the impeller, namely, the rotating shaft rotates to drive the crank to rotate around the rotating shaft, the connecting rod is positioned on the vertical sliding rail on the shell and can only slide up and down, so that the scraper connected with the connecting rod can be driven to do reciprocating motion of scraping up and down on the mirror surface, under the double actions of the flushing water and the scraper, dust on the mirror surface is gradually scrubbed clean, when the power of the flushing water is insufficient, the motor is started, the rotating shaft of the, the motor can be connected with a timing starter to control when the motor is started.
The invention has the beneficial effects that: according to the scheme, water flow is used as a power source and cleaning water, on one hand, dust on the mirror surface can be washed, on the other hand, the water flow drives the impeller to rotate, so that the scraper plate moves together, and when the water flow stops, the scraper plate also stops, so that the mirror surface is prevented from being damaged by scraping in a water-free state; thirdly, when the power of the water flow is insufficient, the motor can be started, and the mirror surface can be cleaned at the moment.
Furthermore, the flushing pipe is provided with an electromagnetic valve, the electromagnetic valve is electrically connected with a timing switch in a bidirectional mode, and the electromagnetic valve and the timing switch are both connected with a power supply device. In order to improve the cleaning efficiency and the cleaning degree, the flushing pipe is provided with an electromagnetic valve and a timing switch, and the flushing is set for 1 time for several days or one week, so that the cleaning capacity is ensured while the flushing water quantity is ensured.
Furthermore, the pipe orifice of the flushing pipe facing the mirror surface is communicated with a pressurizing nozzle. In order to improve the cleanliness, a pressurizing nozzle is arranged to accelerate the scouring capability of water flow and ensure the scouring effect.
Further, the scraping plate is provided with bristles. The brush hair can ensure the scraping effect and the buffering effect of the scraper blade while absorbing water, and avoid the abrasion of the mirror surface.
Furthermore, the low end of the vertical slide rail is connected with a tension spring which is connected with a connecting rod. After washing the completion, in order to avoid the scraper blade to stop in the middle part of mirror surface and influence the shooting effect, set up the extension spring, under the condition that does not have power drive, connecting rod (scraper blade) is under the drive of extension spring, and the automatic lowest department that returns.
Furthermore, a filter screen is arranged at the communication position of the water collecting tank and the flushing pipe. To ensure the flushing effect, the water is filtered in advance to prevent sludge or other impurities from affecting the cleaning effect.
Drawings
Fig. 1 is a schematic structural diagram of a self-cleaning monitoring device according to the present invention.
Detailed Description
The following is further detailed by the specific embodiments:
reference numerals in the drawings of the specification include: overflow pipe 1, water catch bowl 2, casing 3, flushing pipe 4, carousel 5, crank 6, connecting rod 7, support 8, pivot 9, vertical slide rail 10, pressure boost shower nozzle 11, scraper blade 12, mirror surface 13, bracing piece 14, extension spring 15.
Example 1 is shown in figure 1: the utility model provides a self-cleaning formula supervisory equipment, including the camera, support 8 and install casing 3 on the camera, support 8 is located the lower part of casing 3, the mirror surface 13 of camera is located one side of casing 3, it is provided with functional module, video reception output device and power supply unit to lie in camera department in the casing 3, the camera, functional module and video reception output device are connected with power supply unit respectively, functional module is formed by electric connection such as power module, wireless radio frequency module, network transmission module, image storage module or bluetooth module.
The shell 3 is provided with a water collecting tank 2, a scraping plate 12, a flushing pipe 4 and a power component enabling the scraping plate 12 to scrape a mirror surface 13, bristles are arranged on the scraping plate 12, the mirror surface 13 of the camera is located at the front end of the shell 3, the water collecting tank 2 is located at the top end of the shell 3, an overflow pipe 1 is arranged on the side wall of the rear end of the water collecting tank 2, the height of the overflow pipe 1 is higher than that of the flushing pipe 4, a filter screen is arranged at the communication position of the water collecting tank 2 and the flushing pipe 4 and used for filtering impurities or silt, the bottom of the water collecting tank 2 is communicated with one end of the flushing pipe 4, a pressurizing nozzle 11 is arranged at the other; the power assembly comprises an impeller, a rotating shaft 9 and a slider-crank mechanism, the slider-crank mechanism comprises a crank 6, a connecting rod 7 and a vertical sliding rail 10 positioned on the shell 3, the impeller is fixedly connected with the rotating shaft 9, the impeller is positioned in the flushing pipe 4, the rotating shaft 9 penetrates through the flushing pipe 4 and is rotatably connected with the rotary table 5, an eccentric shaft hinged with one end of the crank 6 is arranged at the eccentric position of the rotary table 5, the other end of the crank 6 is hinged with the connecting rod 7, the connecting rod 7 is positioned on the vertical sliding rail 10 and is slidably connected with the vertical sliding rail 10, the lower end of the vertical sliding rail 10 is connected with a tension spring 15, the tension spring 15 is connected with the connecting rod 7, the connecting rod 7 is hinged with one end of a supporting rod. The cleaning device comprises a power mechanism which enables a scraping plate 12 to move up and down to clean a mirror surface 13, an electromagnetic valve is arranged on a washing pipe 4, the electromagnetic valve is electrically connected with a timing switch in a two-way mode, the electromagnetic valve and the timing switch are both connected with a power supply device, the power supply device supplies power to the electromagnetic valve and the timing switch, parameters are arranged on the timing switch, namely the washing is carried out for 1 time in a few days or a week, when the opening time of the timing switch is reached, the electromagnetic valve is opened, water in the washing pipe 4 starts to flow, the mirror surface 13 is cleaned, and when the opening time reaches the designated time, the electromagnetic valve is; in order to make the washing effect better, there is pressure boost shower nozzle 11 at the mouth of pipe intercommunication of flushing pipe 4 towards mirror surface 13, the pressure is exerted to the rivers, the scouring ability of rivers accelerates, after washing, in order to avoid scraper blade 12 to stop in the middle part of mirror surface 13 and influence the shooting effect, set up extension spring 15, under the condition that does not have power drive, connecting rod 7 drives bracing piece 14 and drives scraper blade 12 again, under the drive of extension spring 15, automatic recovery is to the lower, ensure not to shelter from mirror surface 13, pivot 9 still runs through the opposite side of flushing pipe 4, the tip of pivot 9 and the axis of rotation fixed connection of motor, the motor is fixed on flushing pipe 4, when the power of rivers is not enough, use the motor to provide power for pivot 9.
When the washing machine is used for washing, the water outlet end of the washing pipe 4 sprays towards the mirror surface 13, the impeller is arranged in the washing pipe 4, water in the water collecting tank 2 is sprayed to the mirror surface 13 through the washing pipe 4, the impeller is driven to rotate by the flowing of the water, the rotating shaft 9 is driven to rotate by the rotation of the impeller, the crank 6 is driven to rotate around the rotating shaft 9 by the rotation of the rotating shaft 9, the connecting rod 7 is positioned in the vertical sliding rail 10 on the shell 3, so that the connecting rod 7 can only slide up and down, the scraper 12 connected with the connecting rod is driven to do reciprocating motion of scraping up and down on the mirror surface 13, and under the double effects of washing water and the scraper 12, dust on the mirror surface 13 is gradually scrubbed. The water in the water collecting tank 2 can be rainwater or tap water added artificially.
The electromagnetic valve model is L D62A series exquisite electromagnetic valve, the medium temperature is C2 and 0-80 ℃, the temperature is C3 and 0-130 ℃, the working pressure is 0-13 bar, the operation mode is direct-acting type, the working type is normally closed and normally open, the valve body material is brass and SS316, the sealing material is NBR, EPDM and VITON, and the electromagnetic valve is suitable for automatic control of scientific research experimental equipment, analytical measuring instruments, medical instruments, textile printing and dyeing, welding equipment, clothing machinery, printing equipment, hydraulic systems, environmental protection equipment, petrochemical electric power, cleaning equipment, sprinkling irrigation systems, machine manufacturing, food industry and the like.
The utility model provides a time switch model is KG316T intelligence microcomputer time control switch, and rated voltage is: 12V/24V/220V/380V, rated power: 12V30A, 24V 10A; the use environment is as follows: the temperature is minus 25 ℃ to 60 ℃, the humidity is less than 95% RH, the time control range is 1 minute to 168 hours, the product adopts an IC chip, and the power supply of various electric equipment can be automatically turned on and off according to the time set by a user.
The power supply device is a storage battery or an external power supply.
It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the structure of the invention, and it is intended to cover all modifications and equivalents included within the spirit and scope of the invention.

Claims (5)

1. The utility model provides a self-cleaning formula supervisory equipment, includes the camera and installs the casing on the camera, its characterized in that: the shell is provided with a water collecting tank, a scraping plate, a flushing pipe and a power component which enables the scraping plate to scrape the mirror surface, the water collecting tank is positioned at the upper part of the shell, the side wall of the water collecting tank is communicated with an overflow pipe, the water collecting tank is communicated with one end of the flushing pipe, the other end of the flushing pipe faces the mirror surface, the power component comprises an impeller, a rotating shaft and a slider-crank mechanism, the impeller is fixedly connected with the rotating shaft, the crank-slider mechanism comprises a crank, a connecting rod and a vertical slide rail positioned on the shell, the connecting rod is connected with the vertical slide rail in a sliding way, the impeller is positioned in the flushing pipe, one side of the rotating shaft penetrating through the flushing pipe is hinged with one end of the crank, the other end of the crank is hinged with a connecting rod, the connecting rod positioned on the vertical slide rail is fixedly connected with the scraper, the rotating shaft also penetrates through the other side of the flushing pipe, the end part of the rotating shaft is fixedly connected with a rotating shaft of a motor, and the motor is fixed on the flushing pipe; the lower end of the vertical slide rail is connected with a tension spring which is connected with a connecting rod.
2. A self-cleaning monitoring device according to claim 1, wherein the flushing pipe is provided with a solenoid valve, the solenoid valve being electrically connected in both directions with a timing switch, the solenoid valve and the timing switch being connected to a power supply.
3. A self-cleaning monitoring device according to claim 2, wherein the flushing pipe is connected to a pressurized spray head towards the mouth of the mirror surface.
4. A self-cleaning monitoring apparatus of claim 3, wherein the scraper is provided with bristles.
5. A self-cleaning monitoring device according to claim 4, wherein a filter screen is provided at the connection of the water collection sump and the flushing pipe.
CN201811361613.2A 2018-11-15 2018-11-15 Self-cleaning type monitoring equipment Expired - Fee Related CN109525758B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811361613.2A CN109525758B (en) 2018-11-15 2018-11-15 Self-cleaning type monitoring equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811361613.2A CN109525758B (en) 2018-11-15 2018-11-15 Self-cleaning type monitoring equipment

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CN109525758A CN109525758A (en) 2019-03-26
CN109525758B true CN109525758B (en) 2020-07-28

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CN110602364B (en) * 2019-09-24 2020-12-25 安庆美特优智能科技有限公司 CCD acquisition camera self-cleaning mechanism
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101387608B1 (en) * 2013-06-18 2014-04-23 제이에스산업 주식회사 Automated cleaning system for a water tank
CN204576796U (en) * 2015-04-27 2015-08-19 杭州睿彪科技有限公司 Self-cleaning radar meter
CN105880194A (en) * 2016-06-13 2016-08-24 广东溢达纺织有限公司 Automatic cleaning equipment
CN206272720U (en) * 2016-12-13 2017-06-20 深圳市诚业通信技术有限公司 For the monitoring camera in coastline
CN107510417A (en) * 2016-06-15 2017-12-26 好样科技有限公司 Automatic cleaning machine
CN107959786A (en) * 2017-12-28 2018-04-24 晋江市速龙电子科技有限公司 A kind of wide intelligent monitoring camera with cleaning function of coverage

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102293613B (en) * 2011-09-07 2013-05-08 张良 Round brush cleaning device
CN202290360U (en) * 2011-10-20 2012-07-04 许永海 Massage bathing sprayer
CN102616210A (en) * 2012-04-13 2012-08-01 陆丕贤 Multi-purpose pneumatic windshield wiper
CN205042237U (en) * 2015-09-12 2016-02-24 雅赛利(台州)制药有限公司 Stable filter of rivers

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101387608B1 (en) * 2013-06-18 2014-04-23 제이에스산업 주식회사 Automated cleaning system for a water tank
CN204576796U (en) * 2015-04-27 2015-08-19 杭州睿彪科技有限公司 Self-cleaning radar meter
CN105880194A (en) * 2016-06-13 2016-08-24 广东溢达纺织有限公司 Automatic cleaning equipment
CN107510417A (en) * 2016-06-15 2017-12-26 好样科技有限公司 Automatic cleaning machine
CN206272720U (en) * 2016-12-13 2017-06-20 深圳市诚业通信技术有限公司 For the monitoring camera in coastline
CN107959786A (en) * 2017-12-28 2018-04-24 晋江市速龙电子科技有限公司 A kind of wide intelligent monitoring camera with cleaning function of coverage

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