CN115263155B - Unidirectional backflow prevention channel system and control method thereof - Google Patents
Unidirectional backflow prevention channel system and control method thereof Download PDFInfo
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- CN115263155B CN115263155B CN202210936605.6A CN202210936605A CN115263155B CN 115263155 B CN115263155 B CN 115263155B CN 202210936605 A CN202210936605 A CN 202210936605A CN 115263155 B CN115263155 B CN 115263155B
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000002265 prevention Effects 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 46
- 230000009471 action Effects 0.000 claims abstract description 16
- 238000012544 monitoring process Methods 0.000 claims abstract description 15
- 241000287107 Passer Species 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 14
- 230000000151 anti-reflux effect Effects 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 9
- 239000005340 laminated glass Substances 0.000 claims description 3
- 239000005341 toughened glass Substances 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000002159 abnormal effect Effects 0.000 description 4
- 238000012546 transfer Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B49/00—Electric permutation locks; Circuits therefor ; Mechanical aspects of electronic locks; Mechanical keys therefor
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/73—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects
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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
- G01V8/20—Detecting, e.g. by using light barriers using multiple transmitters or receivers
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/73—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects
- E05F2015/765—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects using optical sensors
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention relates to the technical field of security and protection, in particular to a high-protection door system suitable for an unattended environment, and particularly relates to a unidirectional backflow prevention channel system and a control method thereof. The unidirectional anti-backflow channel system comprises a door body frame, an outer door, an inner door, a left sealing wall, a right sealing wall, a top sealing plate, a driving device, a control unit, an external infrared action sensor, an outer door active infrared sensor, an inner door active infrared sensor, an outer door infrared counting sensor, an inner door infrared counting sensor and an inner infrared grating sensor; the anti-collision door also has the functions of preventing articles from leaving behind, preventing reverse article transmission, preventing collision of opening and closing the door, monitoring remote equipment, alarming and prompting, protecting multiple anti-clamping devices and the like.
Description
Technical field:
The invention relates to the technical field of security and protection, in particular to a high-protection door system suitable for an unattended environment, and particularly relates to a unidirectional backflow prevention channel system and a control method thereof.
The background technology is as follows:
The interlocking door on the market at present, also called a linkage door, mainly comprises two doors, wherein the door body is provided with an electric mortise lock and a door magnet to achieve the interlocking function, the two doors are not allowed to be opened simultaneously in the normal use process, and the back door is allowed to be opened only after the current door is closed, so that the function of opening and closing the door in a linkage mode is formed. When a common interlocking door is used as a unidirectional backflow prevention channel, unidirectional personnel flow control can be realized, for example, patent CN101525972A discloses an integrated forced linkage interlocking door which consists of an integrated door frame, an inner door, an outer door, an inner door lock and an inner door handle which are arranged on the inner door, and an outer door lock and an outer door handle which are arranged on the outer door, wherein a forced linkage interlocking device is arranged between the inner door and the outer door; patent CN216477006U discloses an interlocking door with good air tightness, which comprises two door frame bodies, a first door body and a second door body, wherein the two door frame bodies are arranged in parallel front and back, the first door body and the second door body are respectively hinged in the inner cavities of the two door frame bodies through hinges, and a connecting mechanism is arranged between the two door frame bodies; the connecting mechanism comprises two first connecting rods and two second connecting rods, wherein the two first connecting rods are symmetrically arranged at the top part between the two door frame bodies, the two second connecting rods are symmetrically arranged at the bottom part between the two door frame bodies, rod sleeves are fixedly arranged at corners of opposite sides of the two door frame bodies, two ends of the two first connecting rods and two ends of the two second connecting rods are fixedly inserted into the rod sleeves at corresponding positions respectively, and two ends of the two second connecting rods are provided with bending parts; the lack of the object recognition function of the interlocking doors for passers-by in the door zone, which is intentional or unintentional, can only be applied to places with low security level. For places with high security and protection level requirements, such as airports, high-speed rail stations and the like, besides limiting the unidirectional flow of personnel, the reverse direction transfer of articles is also required to be limited, and the traditional interlocking door cannot meet the high security and protection requirements.
The invention comprises the following steps:
aiming at the defects that the interlocking door in the prior art cannot meet the unidirectional backflow prevention passing requirement of high security performance and the like, the unidirectional backflow prevention channel system and the control method thereof are provided.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a one-way anti-backflow channel system, includes door body frame, outer door, interior door, left side sealing wall, right side sealing wall, top closing plate, drive arrangement and control unit, its characterized in that: the unidirectional anti-backflow channel system further comprises an external infrared action sensor, an external door active infrared sensor, an internal door active infrared sensor, an external door infrared counting sensor, an internal door infrared counting sensor and an internal infrared grating sensor, wherein the external door, the internal door, the left sealing wall, the right sealing wall and the top sealing plate are arranged in the door body frame and enclose a sealed unidirectional anti-backflow channel, the external door and the internal door are used for opening or closing the unidirectional anti-backflow channel, the driving device is used for driving the external door and the internal door to open or close, and the control unit is used for collecting signals of the external infrared action sensor, the external door active infrared sensor, the internal door active infrared sensor, the external door infrared counting sensor, the internal door infrared counting sensor and the internal infrared grating sensor and controlling the external door and the internal door to form interlocking;
The external infrared action sensor is used for detecting whether a passing person enters an external door detection area positioned outside an external door and sending a signal to the control unit, the external door infrared counting sensor is used for counting the entering person entering the unidirectional anti-backflow channel through the external door, the external door active infrared sensor is used for detecting the positions of the passing person and the articles passing through the external door, the internal door infrared counting sensor is used for counting the leaving of the passing person leaving the unidirectional anti-backflow channel through the internal door, the internal door active infrared sensor is used for detecting the positions of the passing person and the articles passing through the internal door, and the internal infrared grating sensor is used for detecting the positions of the passing person and the articles in the unidirectional anti-backflow channel; when the departure count is equal to the entry count, the inner door infrared count sensor sends a signal to the control unit, and the control unit controls the driving device to close the inner door.
Further, the outer door and the inner door are relatively installed at the front side and the rear side of the door body frame, the left side sealing wall and the right side sealing wall are relatively installed at the left side and the right side of the door body frame, the top sealing plate is installed at the top of the door body frame, the driving device and the control unit are installed above the top sealing plate, and a dust-proof plate is also installed above the driving device and the control unit.
Further, the outer door and the inner door are flat-open glass doors, and the left sealing wall and the right sealing wall are toughened glass, hollow glass, laminated glass or vacuum glass.
Further, the external infrared motion sensor is mounted on the door body frame and is located at the outer side of the external door, the external door infrared counting sensor is mounted in the external door, when the entering count exceeds the preset number of people passing for one time, the external door infrared counting sensor sends a signal to the control unit, the internal door infrared counting sensor is mounted in the internal door, the external door active infrared sensor is mounted on the top sealing plate and is located at the inner side of the external door, the number of the external door active infrared sensors is at least three, the internal door active infrared sensor is mounted on the top sealing plate and is located at the inner side of the internal door, and the number of the internal door active infrared sensors is at least three.
Further, the internal grating sensor is arranged on the left sealing wall or the right sealing wall and positioned in the unidirectional anti-backflow channel, the distance between the internal grating sensor and the bottom of the unidirectional anti-backflow channel is at least 20mm, and the minimum point distance of the internal grating sensor is 20mm.
Further, the unidirectional backflow prevention channel system further comprises an outer door identity recognition device and an inner door identity recognition device, wherein the outer door identity recognition device is arranged on the outer side and/or the inner side of the outer door, the inner door identity recognition device is arranged on the outer side and/or the inner side of the inner door, and the outer door identity recognition device and the inner door identity recognition device are at least one of card swiping, password, fingerprint, face recognition and wireless visual intercom.
Further, the unidirectional anti-backflow channel system further comprises an alarm device with sound and light and voice prompt functions, a lighting lamp, a video monitoring camera, a pedestrian help button and/or an uninterruptible power supply, wherein the alarm device is selected from at least one of a site indicator lamp, a buzzer, a voice controller and a remote monitoring touch screen, and the lighting lamp is controlled through at least one of a local function panel switch, a timer, a light sensor, an infrared sensor and the remote monitoring touch screen.
The invention also provides a control method of the unidirectional anti-backflow channel system, which comprises the following steps:
Step 100: setting the unidirectional anti-backflow channel system to be in an initial state, wherein the outer door and the inner door are both in a closed state, when a passer enters an outer door detection zone, the external infrared action sensor detects the passer and sends a signal to the control unit, the control unit controls the driving device to open the outer door, and the passer enters the unidirectional anti-backflow channel through the outer door, and at the moment, the inner door is in a closed state;
step 101: the infrared counting sensor of the outer door counts the entrance of passers-by entering the unidirectional anti-backflow channel through the outer door, when the entrance count exceeds the set number of single passes, the infrared counting sensor of the outer door sends a signal to the control unit, and the control unit controls the driving device to close the outer door, and at the moment, the inner door is in a closed state;
step 102: when the outer door is completely closed, the control unit controls the driving device to open the inner door, and passers-by in the unidirectional anti-backflow channel leave the unidirectional anti-backflow channel through the inner door;
step 103: the inner door infrared counting sensor performs departure counting on passers leaving the unidirectional anti-backflow channel through the inner door, and when the departure counting is equal to the entering counting, the inner door infrared counting sensor sends a signal to the control unit, and the control unit controls the driving device to close the inner door.
Further, the control method further comprises a timing entering step and/or a timing leaving step;
the timing advances to the step: after the control unit controls the driving device to open the outer door in step 100, if a passer-by does not enter the unidirectional anti-backflow channel within a set time, the control unit controls the driving device to close the outer door;
the timing exit step: in step 102, if the passer-by does not leave the unidirectional anti-backflow channel from the inner door within a set time, the outer door is not opened any more, and the control unit can control the driving device to open the outer door only after the passer-by leaves the unidirectional anti-backflow channel completely.
Further, the control method further comprises a backflow prevention step, wherein when the outer door is in a closed state, passers-by cannot leave the unidirectional backflow prevention channel through the outer door; and/or when the inner door is in a closed state, passers-by cannot enter the unidirectional anti-backflow channel through the inner door.
According to the unidirectional anti-backflow channel system and the control method thereof, the interlocking outer door and the interlocking inner door are combined with various sensors, so that unidirectional anti-backflow passing with high security performance can be realized, the passing personnel can be prevented from entering in the opposite direction, the problem of limiting personnel flow in a specific place can be solved, and the security requirement of an environment without the need of internal staff to watch can be met; and the functions of limiting the number of single passes, recording the number of total passes, identifying reverse intrusion and the like are realized by utilizing mutual coordination of multiple sensors, and the intelligent door lock has the functions of preventing articles from leaving behind, preventing reverse article transfer, preventing door opening and closing collision, monitoring remote equipment, alarming and prompting, protecting multiple anti-pinch devices and the like.
Description of the drawings:
FIG. 1 is a left side schematic illustration of a unidirectional anti-reflux passage system according to the present invention;
FIG. 2 is a right side isometric view of a unidirectional anti-reflux passage system according to the present invention;
FIG. 3 is a schematic top view of a one-way anti-reflux passage system according to the present invention;
FIG. 4 is a schematic side view of a one-way anti-reflux passage system according to the present invention;
FIG. 5 is a schematic side view of the unidirectional anti-backflow channel system of the present invention with an identification device installed;
fig. 6 is a schematic flow chart of a control method of the unidirectional anti-backflow channel system according to the present invention.
The specific embodiment is as follows:
The present invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, 2, 3 and 4, the unidirectional anti-backflow channel system according to the present invention comprises a door body frame 1, an outer door 2, an inner door 3, a left sealing wall 4, a right sealing wall 5, a top sealing plate 6, a driving device 7, a control unit 8, an external infrared motion sensor 9, an external door active infrared sensor 10, an inner door active infrared sensor 11, an external door infrared counting sensor 12, an inner door infrared counting sensor 13 and an internal infrared grating sensor 14, wherein the outer door 2, the inner door 3, the left sealing wall 4, the right sealing wall 5 and the top sealing plate 6 are installed in the door body frame 1 and form a closed unidirectional anti-backflow channel, the outer door 2 and the inner door 3 are used for opening or closing the unidirectional anti-backflow channel, the driving device 7 is used for driving the outer door 2 and the inner door 3 to be opened or closed, and the control unit 8 is used for collecting signals of the external infrared motion sensor 9, the infrared sensor 10, the infrared sensor active infrared sensor 11, the inner door active infrared sensor 12 and the inner door sensor 14 and the infrared counting sensor 12 to form an interlocking signal of the inner door active infrared sensor 12 and the inner door sensor 12; the interlocked outer door 2 and inner door 3 cannot be opened at the same time, and only one of the outer door 2 and inner door 3 is ensured to be in a closed state, so that the other can be opened; the method comprises the following steps: only ensure when outer door 2 closes can open inner door 3, and only ensure when inner door 3 closes can open outer door 2, make outer door 2 with inner door 3 mutually forms the interlock to realize the unidirectional anti-reflux of high security performance and pass, can solve the personnel flow limit problem in specific place, satisfied the security protection demand that need not inside staff on duty environment.
Wherein, outer door 2 with interior door 3 relatively install in the front side and the rear side of door body frame 1, left side sealing wall 4 with right side sealing wall 5 relatively install the left side and the right side of door body frame 1, top closing plate 6 installs the top of door body frame 1, drive arrangement 7 with control unit 8 installs the top of top closing plate 6 drive arrangement 7 with control unit 8's top still installs dust guard 17, dust guard 17 is used for protecting drive arrangement 7 with control unit 8.
The outer door 2 and the inner door 3 are preferably flat-open glass doors, and the left sealing wall 4 and the right sealing wall 5 are preferably tempered glass, hollow glass, laminated glass or vacuum glass, so that the safety protection is ensured, and the external synchronous monitoring effect can be provided.
The external infrared action sensor 9 is installed on the door body frame 1 and is located on the outer side of the outer door 2, the external infrared action sensor 9 is used for detecting whether a passing person enters an outer door detection area located on the outer side of the outer door 2, when the passing person enters the outer door detection area, the external infrared action sensor 9 detects the passing person and sends a signal to the control unit 8, the control unit 8 controls the driving device 7 to open the outer door 2, the passing person enters the unidirectional backflow prevention channel through the outer door 2, and at the moment, the inner door 3 is in a closed state.
The infrared counting sensor 12 of the outer door is installed in the outer door 2, the infrared counting sensor 12 of the outer door is used for counting the entry of passers-by entering the unidirectional anti-backflow channel through the outer door 2, when the entry count exceeds the set number of passers-by for one time, the infrared counting sensor 12 of the outer door sends a signal to the control unit 8, and the control unit 8 controls the driving device 7 to close the outer door 2, and at the moment, the inner door 3 is in a closed state. The infrared counting sensor 12 of the outer door can be an infrared correlation sensor, and can realize functions of limiting the number of single passes, recording the total number of passes, identifying reverse intrusion and the like.
The outer door active infrared sensor 10 is mounted on the top sealing plate 6 and located on the inner side of the outer door 2, the number of the outer door active infrared sensors 10 is at least three, the outer door active infrared sensors 10 are arranged right above an outer door movement area of the unidirectional backflow prevention channel, and the outer door active infrared sensors 10 are used for detecting positions of passing personnel and articles passing through the outer door 2 so as to achieve safety performance of door opening and closing anti-collision and anti-clamping.
Wherein, the infrared count sensor 13 of the inner door is installed in the inner door 3, when the outer door 2 is closed, the control unit 8 controls the driving device 7 to open the inner door 3, the passersby in the unidirectional anti-backflow channel leaves the unidirectional anti-backflow channel through the inner door 3, the infrared count sensor 13 of the inner door is used for carrying out the leaving count on the passersby leaving the unidirectional anti-backflow channel through the inner door 3, when the leaving count is equal to the entering count, the infrared count sensor 13 of the inner door sends a signal to the control unit 8, and the control unit 8 controls the driving device 7 to close the inner door 3. The infrared counter sensor 13 of the inner door can be an infrared correlation sensor, and can realize functions of limiting the number of single passes, recording the total number of passes, identifying reverse intrusion and the like.
The inner door active infrared sensor 11 is installed on the top sealing plate 6 and located on the inner side of the inner door 2, the number of the inner door active infrared sensors 11 is at least three, the inner door active infrared sensors 11 are arranged right above an inner door movement area of the unidirectional backflow prevention channel, and the inner door active infrared sensors 11 are used for detecting positions of passing people and articles passing through the inner door 3 so as to achieve safety performance of door opening and closing anti-collision and anti-clamping.
The inner grating sensor 14 is installed on the left sealing wall 4 or the right sealing wall 5 and is located in the unidirectional anti-backflow channel, the inner grating sensor 14 is at least 20mm away from the bottom of the unidirectional anti-backflow channel, the minimum point distance of the inner grating sensor 14 is 20mm, the inner grating sensor 14 can effectively identify the position of an object with the length, the width and the height of more than 20mm multiplied by 20mm in the unidirectional anti-backflow channel and the position of a passing person, and the inner grating sensor 14 can realize the functions of traffic logic control, judging article carry-over, anti-collision and anti-clamping of a switch door, illegal breaking intrusion and the like, and particularly prevent articles passing in the reverse-traffic direction from entering a security area. When the internal grating sensor 14 detects that articles remain in the unidirectional anti-backflow channel, the staff can receive the alarm notification to process, and meanwhile, the passers-by can be prevented from reversely transferring the articles. During the closing process of the outer door 2, the outer door infrared counting sensor 12, the outer door active infrared sensor 10 and the inner infrared grating sensor 14 jointly form a multiple anti-pinch protection on the outer door moving zone of the unidirectional anti-backflow channel. In the process of closing the inner door 3, the inner door infrared counting sensor 13, the inner door active infrared sensor 11 and the inner infrared grating sensor 14 jointly form a multiple anti-pinch protection on an inner door moving zone of the unidirectional anti-backflow channel.
As shown in fig. 5, the unidirectional anti-backflow channel system further includes an outer door identity recognition device 15 and an inner door identity recognition device 16, where the outer door identity recognition device 15 is disposed on the outer side and/or the inner side of the outer door 2, the inner door identity recognition device 16 is disposed on the outer side and/or the inner side of the inner door 3, and at least one of card swiping, password, fingerprint, face recognition and wireless visual intercom is selected for the outer door identity recognition device 15 and the inner door identity recognition device 16. After passing personnel pass through the discernment of outer door identification device 15 and authorized, outer door 2 is opened, and passing personnel get into one-way anti-backflow passageway, after outer door 2 is closed, passing personnel pass through near interior door 3 interior door identification device 16's secondary discernment, only after twice discernment is the same people, can open interior door 3, has guaranteed that no unauthorized personnel passes through the mode of trailing one-way anti-backflow passageway is applicable to the occasion of the high security level of needs to passing personnel identification and authorization.
In order to realize alarm prompt for crowding, article leaving, reverse intrusion, illegal damage intrusion, equipment outage, pedestrian help seeking and the like, guide passers-by personnel to correctly use equipment and prompt the staff to eliminate on-site abnormal conditions, the unidirectional anti-backflow channel system further comprises an alarm device (not shown) with acousto-optic and voice prompt functions, and the alarm device is at least one selected from an on-site indicator lamp, a buzzer, a voice controller and a remote monitoring touch screen. The alarm device also has an illegal intrusion alarm function, when an illegal person counter-passes in the closing state of the unidirectional anti-backflow channel system or in normal use and strongly advances in the modes of door prying, door smashing, door cutting and the like, the alarm device is triggered to alarm, and meanwhile, the alarm device can also be linked with a security system of a client to alarm prompt.
In order to facilitate the passage of passers-by through the unidirectional anti-backflow channel during night or in periods of dark light, the unidirectional anti-backflow channel system of the present invention further comprises a lighting fixture (not shown) mounted on the top sealing plate 6, the lighting fixture being controlled by at least one of a local function panel switch, a timer, a light sensor, an infrared sensor and a remote monitoring touch screen.
In order to realize the treatment of the abnormal situation in the unidirectional anti-backflow channel, the unidirectional anti-backflow channel system further comprises a video monitoring camera and/or a pedestrian recourse button (not shown), wherein the video monitoring camera and the pedestrian recourse button are arranged in the unidirectional anti-backflow channel, when a passer-by encounters an emergency abnormal situation in the unidirectional anti-backflow channel, a background worker can be prompted through the pedestrian recourse button, and the background worker can know the site situation and communicate recourse personnel through the video monitoring camera, and if necessary, notify nearby workers to the site for the abnormal situation treatment.
In order to ensure continuous uninterrupted normal operation of the unidirectional anti-backflow channel system, the unidirectional anti-backflow channel system further comprises an Uninterruptible Power Supply (UPS), when the mains supply is abnormally powered off, the unidirectional anti-backflow channel system is automatically switched to the UPS to supply power, and when the mains supply is restored, the unidirectional anti-backflow channel system is automatically switched back to the mains supply to supply power, and meanwhile, the UPS is charged.
According to the unidirectional anti-backflow channel system, the interlocking outer door and the interlocking inner door are combined with various sensors, so that unidirectional anti-backflow passing with high security performance can be realized, entry of passing personnel in the opposite direction is prevented, the problem of personnel flow limiting in a specific place can be solved, and security requirements of an environment without the need of internal staff on duty are met; and the functions of limiting the number of single passes, recording the number of total passes, identifying reverse intrusion and the like are realized by utilizing mutual coordination of multiple sensors, and the intelligent door lock has the functions of preventing articles from leaving behind, preventing reverse article transfer, preventing door opening and closing collision, monitoring remote equipment, alarming and prompting, protecting multiple anti-pinch devices and the like.
As shown in fig. 6, the present invention further provides a control method of the unidirectional anti-backflow channel system, including the following steps:
Step 100: setting the unidirectional anti-backflow channel system to be in an initial state, wherein the outer door 2 and the inner door 3 are both in a closed state, when a passer enters an outer door detection zone, the outer infrared action sensor 9 detects a passer and sends a signal to the control unit 8, the control unit 8 controls the driving device 7 to open the outer door 2, and the passer enters the unidirectional anti-backflow channel through the outer door 2, and at the moment, the inner door 3 is in a closed state;
The outer door detection area is positioned outside the unidirectional anti-backflow channel and is close to the outer door 2, the detection area of the outer infrared action sensor 9 at least covers the outer door detection area, and passers-by need to sequentially pass through the outer door detection area and the outer door 2 to enter the unidirectional anti-backflow channel;
During the process that the passing person enters the unidirectional anti-backflow channel, the outer door active infrared sensor 10 detects the positions of the passing person and the articles passing through the outer door 2 so as to play a role in the safety performance of door opening and closing anti-collision and anti-clamping;
The outer door active infrared sensor 10 is arranged right above an outer door movement area of the unidirectional anti-backflow channel, the outer door movement area is positioned in the unidirectional anti-backflow channel and is close to the outer door 2, a detection area of the outer door active infrared sensor 10 at least covers the outer door movement area, and passers-by need to pass through the outer door 2 and the outer door movement area in sequence to reach the inner door 3;
The control method of the unidirectional anti-backflow channel system of the invention further comprises a timing entering step, when a passer enters an outer door detection zone, the external infrared action sensor 9 detects the passer and sends a signal to the control unit 8, the control unit 8 controls the driving device 7 to open the outer door 2, and if the passer does not enter the unidirectional anti-backflow channel within a set time, the set time can be exemplified by 10 seconds, 15 seconds, 20 seconds and the like, the control unit 8 controls the driving device 7 to close the outer door 2;
Step 101: the infrared counting sensor 12 of the outer door counts the entry of the passers-by entering the unidirectional anti-backflow channel through the outer door 2, when the entry count exceeds the set number of single passers-by, the number of single passers-by can be exemplified by5 persons, 10 persons, 15 persons and the like, the infrared counting sensor 12 of the outer door sends a signal to the control unit 8, the control unit 8 controls the driving device 7 to close the outer door 2, and the inner door 3 is in a closed state at the moment;
During the closing process of the outer door 2, the outer door infrared counting sensor 12, the outer door active infrared sensor 10 and the inner infrared grating sensor 14 jointly form a multiple anti-pinch protection on the outer door movement zone of the unidirectional anti-backflow channel;
Step 102: when the outer door 2 is completely closed, the control unit 8 controls the driving device 7 to open the inner door 3, and passers-by in the unidirectional anti-backflow channel leave the unidirectional anti-backflow channel through the inner door 3;
During the process that the passers-by leaves the unidirectional anti-backflow channel, the inner door active infrared sensor 11 detects the positions of passers-by and articles passing through the inner door 3 so as to play a role in safety performance of door opening and closing anti-collision and anti-clamping.
The inner door active infrared sensor 11 is arranged right above an inner door movement area of the unidirectional anti-backflow channel, the inner door movement area is positioned in the unidirectional anti-backflow channel and is close to the inner door 3, a detection area of the inner door active infrared sensor 11 at least covers the inner door movement area, and passers-by need to sequentially pass through the inner door movement area and the inner door 3 to leave the unidirectional anti-backflow channel;
Step 103: the inner door infrared counting sensor 13 counts the departure of passers-by who leave the unidirectional anti-backflow channel through the inner door 3, and when the departure count is equal to the entry count, the inner door infrared counting sensor 13 sends a signal to the control unit 8, and the control unit 8 controls the driving device 7 to close the inner door 3;
in the process of closing the inner door 3, the inner door infrared counting sensor 13, the inner door active infrared sensor 11 and the inner infrared grating sensor 14 jointly form a multiple anti-pinch protection on an inner door moving zone of the unidirectional anti-backflow channel;
In step 2 and step 3, the internal infrared grating sensor 14 detects the positions of the passing person and the articles in the unidirectional anti-backflow channel, so as to realize the functions of passing logic control, judging article carry-over, anti-collision and anti-clamping of the opening and closing door, illegal breaking and intrusion and the like, and particularly prevent the articles from being transferred in the anti-passing direction to enter the security area.
The control method of the unidirectional anti-backflow channel system further comprises an anti-backflow step, wherein when the outer door 2 is in a closed state, passers-by cannot leave the unidirectional anti-backflow channel through the outer door 2; and/or when the inner door 3 is in a closed state, passers-by cannot enter the unidirectional anti-backflow channel through the inner door 3;
the control method of the unidirectional anti-backflow channel system further comprises a timing departure step, if a passer does not leave the unidirectional anti-backflow channel from the inner door 3 within a set time, the set time can be exemplified by 10 seconds, 15 seconds, 20 seconds, etc., the outer door 3 can not be opened any more, and the control unit 8 can control the driving device 7 to open the outer door 2 only after the passer leaves the unidirectional anti-backflow channel completely;
The control method of the unidirectional anti-backflow channel system further comprises a normally open step, and when the traffic is particularly large or special, the control unit 8 controls the driving device 7 to open the outer door 2 and the inner door 3 simultaneously, so that the traffic comfort level is improved and the traffic efficiency is improved.
The above is a further detailed description of the unidirectional anti-backflow channel system and the control method thereof, and is not intended to limit the scope of the invention, and various modifications and improvements made by those skilled in the art according to the technical scheme of the invention should be considered as falling within the protection scope of the invention without departing from the concept of the invention.
Claims (9)
1. The utility model provides a one-way anti-backflow channel system, includes door body frame, outer door, interior door, left side sealing wall, right side sealing wall, top closing plate, drive arrangement and control unit, its characterized in that: the unidirectional anti-backflow channel system further comprises an external infrared action sensor, an external door active infrared sensor, an internal door active infrared sensor, an external door infrared counting sensor, an internal door infrared counting sensor and an internal infrared grating sensor, wherein the external door, the internal door, the left sealing wall, the right sealing wall and the top sealing plate are arranged in the door body frame and enclose a sealed unidirectional anti-backflow channel, the external door and the internal door are used for opening or closing the unidirectional anti-backflow channel, the driving device is used for driving the external door and the internal door to open or close, and the control unit is used for collecting signals of the external infrared action sensor, the external door active infrared sensor, the internal door active infrared sensor, the external door infrared counting sensor, the internal door infrared counting sensor and the internal infrared grating sensor and controlling the external door and the internal door to form interlocking;
In the process of closing the outer door, the outer door infrared counting sensor, the outer door active infrared sensor and the inner infrared grating sensor jointly form a multi-anti-pinch protection on an outer door movement area of the unidirectional anti-backflow channel; in the process of closing the inner door, the inner door infrared counting sensor, the inner door active infrared sensor and the inner infrared grating sensor jointly form a multi-anti-pinch protection on an inner door movement area of the unidirectional anti-backflow channel;
The external infrared action sensor is used for detecting whether a passing person enters an external door detection area positioned outside an external door and sending a signal to the control unit, the external door infrared counting sensor is used for counting the entering person entering the unidirectional anti-backflow channel through the external door, the external door active infrared sensor is used for detecting the positions of the passing person and the articles passing through the external door, the internal door infrared counting sensor is used for counting the leaving of the passing person leaving the unidirectional anti-backflow channel through the internal door, the internal door active infrared sensor is used for detecting the positions of the passing person and the articles passing through the internal door, and the internal infrared grating sensor is used for detecting the positions of the passing person and the articles in the unidirectional anti-backflow channel; when the departure count is equal to the entry count, the inner door infrared count sensor sends a signal to the control unit, and the control unit controls the driving device to close the inner door;
the internal grating sensor is arranged on the left sealing wall or the right sealing wall and positioned in the unidirectional anti-backflow channel, the distance between the internal grating sensor and the bottom of the unidirectional anti-backflow channel is at least 20mm, the minimum point distance of the internal grating sensor is 20mm, and the internal grating sensor can effectively identify the position of an object with the length, the width and the height being more than 20mm multiplied by 20mm in the unidirectional anti-backflow channel and the position of a passing person.
2. A unidirectional anti-reflux passage system as set forth in claim 1, wherein: the outer door and the inner door are oppositely arranged on the front side and the rear side of the door body frame, the left side sealing wall and the right side sealing wall are oppositely arranged on the left side and the right side of the door body frame, the top sealing plate is arranged on the top of the door body frame, the driving device and the control unit are arranged above the top sealing plate, and the dustproof plate is further arranged above the driving device and the control unit.
3. A unidirectional anti-reflux passage system as set forth in claim 1, wherein: the outer door and the inner door are flat-open glass doors, and the left sealing wall and the right sealing wall are toughened glass, hollow glass, laminated glass or vacuum glass.
4. A unidirectional anti-reflux passage system as set forth in claim 1, wherein: the outer infrared action sensor is installed on the door body frame and is located the outside of outer door, outer door infrared counting sensor is installed in the outer door, when the entering count exceeds the number of people who sets up single pass, outer door infrared counting sensor sends the signal for the control unit, inner door infrared counting sensor installs in the inner door, outer door initiative infrared sensor installs on the top closing plate and is located the inboard of outer door, the quantity of outer door initiative infrared sensor is three at least, inner door initiative infrared sensor installs on the top closing plate and is located the inboard of inner door, the quantity of inner door initiative infrared sensor is three at least.
5. A unidirectional anti-reflux passage system as set forth in claim 1, wherein: the unidirectional anti-backflow channel system further comprises an outer door identity recognition device and an inner door identity recognition device, wherein the outer door identity recognition device is arranged on the outer side and/or the inner side of the outer door, the inner door identity recognition device is arranged on the outer side and/or the inner side of the inner door, and the outer door identity recognition device and the inner door identity recognition device select at least one of card swiping, passwords, fingerprints, face recognition and wireless visual intercom.
6. A unidirectional anti-reflux passage system as set forth in claim 1, wherein: the unidirectional anti-backflow channel system further comprises an alarm device with sound and light and voice prompt functions, a lighting lamp, a video monitoring camera, a pedestrian recourse button and/or an uninterruptible power supply, wherein the alarm device is selected from at least one of a site indicator lamp, a buzzer, a voice controller and a remote monitoring touch screen, and the lighting lamp is controlled through at least one of a local function panel switch, a timer, a light sensor, an infrared sensor and the remote monitoring touch screen.
7. A control method of a one-way anti-reflux passage system according to any one of claims 1-6, comprising the steps of:
Step 100: setting the unidirectional anti-backflow channel system to be in an initial state, wherein the outer door and the inner door are both in a closed state, when a passer enters an outer door detection zone, the external infrared action sensor detects the passer and sends a signal to the control unit, the control unit controls the driving device to open the outer door, and the passer enters the unidirectional anti-backflow channel through the outer door, and at the moment, the inner door is in a closed state;
step 101: the infrared counting sensor of the outer door counts the entrance of passers-by entering the unidirectional anti-backflow channel through the outer door, when the entrance count exceeds the set number of single passes, the infrared counting sensor of the outer door sends a signal to the control unit, and the control unit controls the driving device to close the outer door, and at the moment, the inner door is in a closed state;
step 102: when the outer door is completely closed, the control unit controls the driving device to open the inner door, and passers-by in the unidirectional anti-backflow channel leave the unidirectional anti-backflow channel through the inner door;
step 103: the inner door infrared counting sensor performs departure counting on passers leaving the unidirectional anti-backflow channel through the inner door, and when the departure counting is equal to the entering counting, the inner door infrared counting sensor sends a signal to the control unit, and the control unit controls the driving device to close the inner door.
8. The control method of the unidirectional anti-backflow channel system as set forth in claim 7, wherein: the control method further comprises a timing entering step and/or a timing leaving step;
the timing advances to the step: after the control unit controls the driving device to open the outer door in step 100, if a passer-by does not enter the unidirectional anti-backflow channel within a set time, the control unit controls the driving device to close the outer door;
the timing exit step: in step 102, if the passer-by does not leave the unidirectional anti-backflow channel from the inner door within a set time, the outer door is not opened any more, and the control unit can control the driving device to open the outer door only after the passer-by leaves the unidirectional anti-backflow channel completely.
9. The control method of the unidirectional anti-backflow channel system as set forth in claim 7, wherein: the control method further comprises a backflow prevention step, wherein when the outer door is in a closed state, passers-by cannot leave the unidirectional backflow prevention channel through the outer door; and/or when the inner door is in a closed state, passers-by cannot enter the unidirectional anti-backflow channel through the inner door.
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