CN112702569A - Intelligent monitoring system - Google Patents
Intelligent monitoring system Download PDFInfo
- Publication number
- CN112702569A CN112702569A CN202011502035.7A CN202011502035A CN112702569A CN 112702569 A CN112702569 A CN 112702569A CN 202011502035 A CN202011502035 A CN 202011502035A CN 112702569 A CN112702569 A CN 112702569A
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- blind area
- monitoring video
- piston
- exhibition
- video recording
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 59
- 239000011521 glass Substances 0.000 claims abstract description 38
- 238000001514 detection method Methods 0.000 claims abstract description 32
- 238000002834 transmittance Methods 0.000 claims abstract description 4
- 238000005192 partition Methods 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims description 4
- 239000003921 oil Substances 0.000 description 57
- 239000010720 hydraulic oil Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 10
- 238000005457 optimization Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The application relates to the technical field of monitoring and shooting, and particularly discloses an intelligent monitoring system which comprises a blind area detection part, a monitoring video part and a temporary reflection part; the blind area detection part and the monitoring video recording part are arranged in the exhibition room, the temporary reflection part is arranged at the entrance of the exhibition room to form a retaining wall of the exhibition room, the monitoring video recording part faces the inner side surface of the temporary reflection part, the back surface of the monitoring video recording part forms a blind area, and the blind area detection part is arranged at the back surface of the monitoring video recording part to detect the blind area; the blind area detection part is an infrared detector, the monitoring video part is a cavity type monitor, the temporary reflection part adopts double-layer glass, the temporary reflection part adopts coated glass at one side close to the inside of the exhibition area, and the temporary reflection part adopts electric control dimming glass at one side close to the outside of the exhibition area; when the blind area detection part feeds back that the person wanders in the blind area to the control room, the control room controls the light transmittance of the electric control dimming glass to be reduced, and the homochromatic control room records the dynamic state of the electric control dimming glass, so that key data acquisition is carried out on the monitoring blind area.
Description
Technical Field
The invention relates to the technical field of monitoring camera shooting, in particular to an intelligent monitoring system.
Background
With the continuous development of the internet and the enhancement of safety awareness, monitoring equipment is widely applied to daily life of people, and particularly makes outstanding contribution to social stability in some public places such as railway stations, airports and the like. Although the development of the monitoring system aims to inhibit illegal actions, blind areas inevitably occur when monitoring equipment is arranged; for example, adopt the chamber formula watch-dog to gather the image, will form the control blind area behind the chamber formula watch-dog, if set up the watch-dog in addition again and monitor the blind area of preceding watch-dog, then will increase the arrangement volume of watch-dog, the data volume increase that will lead to the control image simultaneously of monitor arrangement volume increase to follow-up when needing to screen monitoring data, will lead to screening work load very big.
In addition, because some occasions only need to monitor some key places, for example, monitors are arranged at entrances and exits of some exhibition areas or meeting places, the key data of personnel entering and exiting can be collected, so that the monitoring data can be reduced, the screening is facilitated, and the key data can be acquired. However, a large blind area is inevitably formed, an operable space is reserved for illegal activities, and after illegal persons determine the blind area to damage monitoring equipment, the monitoring of the area can be released; therefore, how to solve the risk left by the blind area without increasing the monitoring data is a problem to be solved at present.
Disclosure of Invention
The invention aims to provide an intelligent monitoring system for collecting key data aiming at a monitoring blind area of monitoring equipment.
The intelligent monitoring system comprises a blind area detection part, a monitoring video part and a temporary reflection part; the blind area detection part and the monitoring video recording part are arranged in the exhibition room, the temporary reflection part is arranged at the entrance of the exhibition room to form a retaining wall of the exhibition room, the monitoring video recording part faces the inner side surface of the temporary reflection part, the back surface of the monitoring video recording part forms a blind area, and the blind area detection part is arranged at the back surface of the monitoring video recording part to detect the blind area; the blind area detection part is an infrared detector, the monitoring video part is a cavity type monitor, the temporary reflection part adopts double-layer glass, the temporary reflection part adopts coated glass at one side close to the inside of the exhibition area, and the temporary reflection part adopts electric control dimming glass at one side close to the outside of the exhibition area;
the blind area detection part, the monitoring video recording part and the temporary reflection part are in signal connection with the control room, when the blind area detection part feeds back personnel to the control room to wander in the blind area, the control room controls the light transmittance of the electric control dimming glass to be reduced, and the homochromatic control room records the dynamic state of the electric control dimming glass.
The beneficial effect of this basic scheme lies in:
(1) the monitoring video recording part is arranged in the exhibition room and faces to the entrance of the exhibition room, so that the monitoring video recording part can monitor personnel entering the exhibition room in real time to monitor the entering and exiting conditions of the exhibition room, and the entering and exiting conditions of the personnel are monitored to be enough to monitor the safety condition of the exhibition room; when setting up the control, can form the blind area usually at the back of control, the existence of blind area is the space that the lawless persons kept away the control, but sets up the watch-dog in addition and monitors the blind area and will lead to the input cost increase of supervisory equipment, and the storage data that the control produced also can increase at double in addition to also will lead to cost increase. In the basic scheme, the infrared detector detects the personnel activity condition of the blind area, the infrared detector detects the condition that personnel wanders in the blind area, the infrared detector feeds back the condition to the control, the control room controls the electric control dimming glass to be in a light-tight state at the moment, the light of one side of the coated glass facing the outside of the exhibition area is dark, the light of the indoor side of the coated glass is bright, the side of the coated glass facing the inside of the exhibition area is in a mirror surface state, the state in the blind area is reflected on the coated glass, and the cavity type monitor can record the activity state in the blind area; meanwhile, the control room records the dynamic state of the electric control dimming glass, so that suspicious images left by monitoring can be efficiently searched.
(2) Lawbreakers usually choose to engage in illegal activities in blind areas and destroy cameras and avoid monitoring, and usually installed cavity type monitors are easy to find, so that the lawbreakers are also key destruction objects, and the destruction of the cavity type monitors is usually carried out in the blind areas; the infrared detector is small in size and used for detecting the activity condition of the blind area, and the activity condition is not easy to find, so that illegal conditions of the blind area can be recorded more easily and skillfully.
The first preferred scheme is as follows: as a further optimization of the basic scheme, the blind area detection part further comprises a distance sensor arranged on the back surface of the monitoring video recording part. Personnel's condition in to the blind area through infrared detector detects, then cooperates distance sensor to carry out the continuous detection to the distance between personnel and the distance sensor in the blind area, more is favorable to detecting the action of wandering of personnel in the blind area, improves the precision of judging.
The preferred scheme II is as follows: as a further optimization of the first preferred embodiment, a gap of 8-15mm is provided between the coated glass of the temporary reflection portion and the electrically controlled dimming glass, and the gap is in a vacuum state. Through controlling the distance between coated glass and the automatically controlled light control glass to carry out the evacuation to the clearance, can make interim reflecting part have better syllable-dividing and thermal-insulated effect, thereby form effectual barricade effect.
The preferable scheme is three: as a further optimization of the second preferred scheme, a treading feedback part is arranged in the blind area, an oil cavity is arranged in the treading feedback part, the oil cavity is covered and sealed by a treading plate, and the treading plate is supported by a spring arranged in the oil cavity; the infrared detector is installed on the installation frame, the installation frame comprises a fixed frame and a movable frame, an oil cylinder is arranged in the fixed frame, a piston is arranged in the oil cylinder, the piston can only slide in the oil cylinder along the vertical direction, the movable frame is fixedly connected with the piston, and the oil cylinder is communicated with the oil cavity through a pipeline.
In the preferred third scheme, because the infrared detector and the cavity monitor are arranged close to the top of the exhibition area together, the infrared detector and the cavity monitor are required to be arranged in a downward inclination mode; when the infrared detector is in the lowest position, the detection signal emitted by the infrared detector falls on the trampling feedback part, when the personnel tramples on the trampling feedback part, the weight of the personnel overcomes the elasticity of the spring, namely, the trampling plate moves downwards and extrudes hydraulic oil in the oil cavity, so that the hydraulic oil in the oil cavity enters the oil cylinder, a piston arranged in the oil cylinder moves upwards, the position of the infrared detector also rises, the detection signal emitted by the infrared detector moves forwards, then a movable frame used for installing the infrared detector moves downwards under the action of gravity, namely, the detection range of the infrared detector can be increased through the lifting of the infrared detector, and the more accurate wandering behavior of the detection personnel in a blind area is facilitated.
The preferable scheme is four: as a further optimization of the preferable scheme III, a partition plate positioned below the piston is arranged in the oil cylinder, and a buffer oil hole with the diameter of 2-3mm is arranged on the partition plate. When the hydraulic oil in the oil cavity enters the oil cylinder from the bottom of the oil cylinder, the hydraulic oil continuously flows upwards through the buffer oil hole to fill the oil cylinder; after personnel leave from the pedal, under the action of gravity of adjustable shelf to and the buffer oil hole restricts the velocity of flow of hydraulic oil, thereby make infrared detector slowly move down, reduce to the extreme low position in the twinkling of an eye with the avoidance ware, reach cooperation personnel's walking law, with this detection range that could more effectual expansion infrared detector.
The preferable scheme is five: as a further optimization of the preferable scheme four, a tension spring is arranged between the piston and the partition plate, one end of the tension spring is fixed with the piston, and the other end of the tension spring is fixed with the partition plate; the partition plate is provided with a one-way valve, the inlet end of the one-way valve is communicated with one end, far away from the piston, of the oil cylinder, and the outlet end of the one-way valve is communicated with one end, close to the piston, of the oil cylinder.
In the preferable scheme five, when a person steps on the pedal, the pressure of the hydraulic oil in the oil cavity is increased, so that the hydraulic oil enters the oil cylinder, the pressure of the hydraulic oil pushes away the one-way valve, and meanwhile, the hydraulic oil flows upwards through the buffer oil hole, so that the oil cylinder can be quickly filled with the hydraulic oil, and the infrared detector can quickly rise to the highest position; when the person leaves from the pedal, the hydraulic oil on the upper part of the oil cylinder can only return through the buffer oil hole, so that the infrared detector can only slowly move downwards.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is an enlarged view of a portion B in fig. 1.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a temporary reflecting part 10, an electric control dimming glass 11, a coated glass 12, a monitoring video recording part 20, a blind zone detecting part 30, a fixed frame 31, an oil cylinder 32, a piston 33, a partition plate 331, a one-way valve 332, a buffer oil hole 333, a movable frame 34, an infrared detector 35, a distance sensor 36, a treading feedback part 40, an oil chamber 41 and a treading plate 42.
The intelligent monitoring system comprises a blind area detection part 30, a monitoring video part 20 and a temporary reflection part 10; as shown in fig. 1, the display compartment is disposed at the left side of the temporary reflecting part 10, the right side of the temporary reflecting part 10 is the outside of the display area, and the temporary reflecting part 10 is disposed at the entrance of the display area to form a retaining wall of the display area. The blind area detection part 30 and the monitoring video recording part 20 are installed in the exhibition room, the monitoring video recording part 20 faces the inner side surface of the temporary reflection part 10, and the back surface of the monitoring video recording part 20 forms a blind area, that is, the leftmost end is a blind area as shown in fig. 1. The blind area detection part 30 is arranged on the back side of the monitoring video part 20 to detect the blind area; in this embodiment, the blind area detection portion 30 is an infrared detector 35, a distance sensor 36 and a mounting rack, the mounting rack includes a bottom plate, a fixed frame 31 and a movable frame 34, the bottom plate is fixed on the top of the display area, the fixed frame 31 is L-shaped, a vertical section of the fixed frame 31 is welded on the bottom plate, an oil cylinder 32 is fixedly mounted on a horizontal section of the fixed frame 31, a partition 331 is disposed on a lower section inside the oil cylinder 32, the partition 331 divides the inside of the oil cylinder 32 into an upper chamber and a lower chamber, an oil inlet communicated with the lower chamber is disposed on a side wall of the oil cylinder 32, a cross section of the upper chamber is set to be a positive direction; the partition 331 is provided with a buffer oil hole 333 having a diameter of 2mm, and hydraulic oil is pressed into the oil cylinder 32 through the buffer oil hole, so that the piston 33 is driven by the hydraulic oil to move upward, and the movable frame 34 extends into the oil cylinder 32 from the top of the oil cylinder 32 and is fixed to the piston 33, so that when the piston 33 moves upward, the movable frame 34 also moves upward.
The upper end of the movable frame 34 and the lower section of the vertical section of the fixed frame 31 are both provided with an inclined plane facing the blind area, the infrared detector 35 is vertically arranged on the inclined plane of the movable frame 34, and the distance sensor 36 is vertically arranged on the inclined plane of the fixed frame 31; so that both the infrared detector 35 and the distance sensor 36 face the blind area. As shown in fig. 1, a stepping feedback portion 40 is arranged in the blind area, a main body of the stepping feedback portion 40 is a box body embedded in the ground, an oil chamber 41 is arranged in the box body, the oil chamber 41 is covered and sealed by a stepping plate 42, the stepping plate 42 is supported by a spring arranged in the oil chamber 41, the upper surface of the stepping plate 42 is flush with the ground under the condition that the stepping plate 42 is free from other external forces, and when a person steps on the stepping plate 42, the spring below the stepping plate 42 is compressed, so that the stepping plate 42 compresses the space of the oil chamber 41. The oil chamber 41 is filled with hydraulic oil, the oil cylinder 32 is communicated with the oil chamber 41 through a pipeline, and an oil inlet on the oil cylinder 32 is used for being connected with the pipeline. When a person steps on the pedal 42, the space of the oil chamber 41 is compressed, so that hydraulic oil enters the oil cylinder 32, and the movable frame 34 is pushed to move upwards; in addition, a tension spring is arranged between the piston 33 and the partition 331, the upper end of the tension spring is fixed on the piston 33, the lower end of the tension spring is fixed on the partition 331, when a person leaves from the pedal 42, under the elastic force of the tension spring, the hydraulic oil in the upper cavity flows slowly to the lower cavity through the buffer oil hole 333, so that the movable frame 34 moves slowly downwards; the partition 331 is further provided with a check valve 332, an inlet end of the check valve 332 is communicated with the lower cavity, and an outlet end of the check valve 332 is communicated with the upper cavity, so that when a person steps on the pedal 42, the oil pressure of the oil cavity 41 is transmitted to the lower cavity of the oil cylinder 32 through a pipeline, so that the check valve 332 is opened, and the hydraulic oil flows from the buffer oil hole 333 and the check valve 332 to the upper cavity from the lower cavity at the same time, so as to increase the flow rate of the hydraulic oil entering the upper cavity, that is, the upward movement speed of the movable frame 34 is high, and the downward movement speed is low.
The monitoring and video recording part 20 is a cavity type monitor, the cavity type monitor is fixed on the bottom plate of the mounting rack through a suspension, and the camera end of the cavity type monitor is inclined downwards and towards the temporary reflecting part 10. The temporary reflecting part 10 adopts double-layer glass, the temporary reflecting part 10 adopts coated glass 12 at one side close to the inside of the exhibition area, and the temporary reflecting part 10 adopts electric control dimming glass 11 at one side close to the outside of the exhibition area; and a 10mm gap is arranged between the coated glass 12 of the temporary reflecting part 10 and the electric control dimming glass 11, and the gap is in a vacuum state so as to enhance the heat preservation and sound insulation effects.
The infrared detector 35, the distance sensor 36 and the electric control dimming glass 11 are in signal connection with the control room, the infrared detector 35 and the distance sensor 36 are used for detecting the movement of personnel in the blind area, and whether the personnel wander in the blind area is judged by feeding back signals to the control room and combining with a program. When the blind area detecting part 30 feeds back that the person wanders in the blind area to the control room, the control room sends a control signal to the electric control dimming glass 11 to control the light transmittance of the electric control dimming glass 11 to be reduced, and the homochromatic control room records the dynamic state of the electric control dimming glass 11.
The blind area detection unit 30 specifically detects whether or not a person wanders in the blind area; when a person enters the detection range of the infrared detector 35, the person in the detection blind area exists; the closer the person is to the infrared detector 35, the stronger the signal received by the infrared detector 35; the infrared detector 35 feeds back the detected information to the control room, and the program compares the infrared intensity of adjacent time intervals, so that whether the personnel is in the loitering state or not can be judged. In addition, since the infrared detector 35 will be in the active state of ascending and descending after the person steps on the pedal 42, the distance between the person and the infrared ray will be in a state of certain fluctuation; in this case, by setting the fixed distance sensor 36 to detect the distance of the person relative to the distance sensor 36, the signal fed back by the infrared detector 35 can be corrected, so as to more accurately judge whether the person wanders in the blind area.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (6)
1. Intelligent monitoring system, its characterized in that: comprises a blind area detection part, a monitoring video part and a temporary reflection part; the blind area detection part and the monitoring video recording part are arranged in the exhibition room, the temporary reflection part is arranged at the entrance of the exhibition room to form a retaining wall of the exhibition room, the monitoring video recording part faces the inner side surface of the temporary reflection part, the back surface of the monitoring video recording part forms a blind area, and the blind area detection part is arranged at the back surface of the monitoring video recording part to detect the blind area; the blind area detection part is an infrared detector, the monitoring video part is a cavity type monitor, the temporary reflection part adopts double-layer glass, the temporary reflection part adopts coated glass at one side close to the inside of the exhibition area, and the temporary reflection part adopts electric control dimming glass at one side close to the outside of the exhibition area;
the blind area detection part, the monitoring video recording part and the temporary reflection part are in signal connection with the control room, when the blind area detection part feeds back personnel to the control room to wander in the blind area, the control room controls the light transmittance of the electric control dimming glass to be reduced, and the homochromatic control room records the dynamic state of the electric control dimming glass.
2. The intelligent monitoring system of claim 1, wherein: the blind area detection part further comprises a distance sensor arranged on the back face of the monitoring video part.
3. The intelligent monitoring system of claim 2, wherein: and a gap of 8-15mm is arranged between the coated glass of the temporary reflecting part and the electric control dimming glass, and the gap is in a vacuum state.
4. The intelligent monitoring system of claim 3, wherein: a treading feedback part is arranged in the blind area, an oil cavity is arranged in the treading feedback part, the oil cavity is covered and sealed by a treading plate, and the treading plate is supported by a spring arranged in the oil cavity; the infrared detector is installed on the installation frame, the installation frame comprises a fixed frame and a movable frame, an oil cylinder is arranged in the fixed frame, a piston is arranged in the oil cylinder, the piston can only slide in the oil cylinder along the vertical direction, the movable frame is fixedly connected with the piston, and the oil cylinder is communicated with the oil cavity through a pipeline.
5. The intelligent monitoring system of claim 4, wherein: a partition plate positioned below the piston is arranged in the oil cylinder, and a buffer oil hole with the diameter of 2-3mm is formed in the partition plate.
6. The intelligent monitoring system of claim 5, wherein: a tension spring is arranged between the piston and the partition plate, one end of the tension spring is fixed with the piston, and the other end of the tension spring is fixed with the partition plate; the partition plate is provided with a one-way valve, the inlet end of the one-way valve is communicated with one end, far away from the piston, of the oil cylinder, and the outlet end of the one-way valve is communicated with one end, close to the piston, of the oil cylinder.
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CN202011502035.7A CN112702569B (en) | 2020-12-17 | 2020-12-17 | Intelligent monitoring system |
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CN202011502035.7A CN112702569B (en) | 2020-12-17 | 2020-12-17 | Intelligent monitoring system |
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CN112702569A true CN112702569A (en) | 2021-04-23 |
CN112702569B CN112702569B (en) | 2022-07-22 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115156651A (en) * | 2022-04-29 | 2022-10-11 | 深圳市汇北川电子技术有限公司 | Laser welding method for copper bar of electronic device |
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US20050146792A1 (en) * | 1993-02-26 | 2005-07-07 | Donnelly Corporation, A Corporation Of The State Of Michigan | Monitoring system |
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US8547432B1 (en) * | 2005-03-23 | 2013-10-01 | Jerald A. Hairford | Surveillance system |
CN203573065U (en) * | 2013-12-04 | 2014-04-30 | 福建师范大学 | Self-adjusting system of electrochromic glass wall capable of adjusting light transmittance automatically |
CN204859402U (en) * | 2015-07-20 | 2015-12-09 | 上海金陵电子网络股份有限公司 | Security monitored control system of hospital |
CN112051749A (en) * | 2020-09-16 | 2020-12-08 | 合肥数来宝信息技术有限公司 | Intelligent shower management and control system |
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2020
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Patent Citations (7)
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---|---|---|---|---|
US20050146792A1 (en) * | 1993-02-26 | 2005-07-07 | Donnelly Corporation, A Corporation Of The State Of Michigan | Monitoring system |
US8547432B1 (en) * | 2005-03-23 | 2013-10-01 | Jerald A. Hairford | Surveillance system |
JP2006298318A (en) * | 2005-04-25 | 2006-11-02 | Aisin Aw Co Ltd | Periphery monitoring device |
CN1858551A (en) * | 2006-05-26 | 2006-11-08 | 浙江工业大学 | Engineering car anti-theft alarm system based on omnibearing computer vision |
CN203573065U (en) * | 2013-12-04 | 2014-04-30 | 福建师范大学 | Self-adjusting system of electrochromic glass wall capable of adjusting light transmittance automatically |
CN204859402U (en) * | 2015-07-20 | 2015-12-09 | 上海金陵电子网络股份有限公司 | Security monitored control system of hospital |
CN112051749A (en) * | 2020-09-16 | 2020-12-08 | 合肥数来宝信息技术有限公司 | Intelligent shower management and control system |
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CN115156651A (en) * | 2022-04-29 | 2022-10-11 | 深圳市汇北川电子技术有限公司 | Laser welding method for copper bar of electronic device |
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