CN112415529A - Gate machine - Google Patents
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- CN112415529A CN112415529A CN202011193240.XA CN202011193240A CN112415529A CN 112415529 A CN112415529 A CN 112415529A CN 202011193240 A CN202011193240 A CN 202011193240A CN 112415529 A CN112415529 A CN 112415529A
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- 238000001514 detection method Methods 0.000 claims abstract description 35
- 241000287107 Passer Species 0.000 claims description 24
- 238000012795 verification Methods 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
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- 230000001681 protective effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
- E01F13/06—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage by swinging into open position about a vertical or horizontal axis parallel to the road direction, i.e. swinging gates
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/10—Movable barriers with registering means
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- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
Abstract
The application relates to the technical field of floodgate machine, discloses a floodgate machine, including first floodgate machine frame and the second floodgate machine frame that sets up side by side, be formed with the passageway between first floodgate machine frame and the second floodgate machine frame, and be equipped with current device in the passageway and separate into first region and second region with the passageway. In the first area, at least one part of the first gate frame and the second gate frame, which corresponds to the first area, is provided with a plurality of TOF ranging sensors along the extending direction of the passage, and in the second area, at least one part of the first gate frame and the second gate frame, which corresponds to the second area, is provided with a plurality of TOF ranging sensors along the extending direction of the passage. The identification range of the TOF ranging sensors located within the first region forms a first detection region and the identification range of the TOF ranging sensors located within the second region forms a second detection region. The utility model discloses floodgate machine can not only reduce the interference between each sensor, can also the accurate orbit of judging passerby.
Description
Technical Field
The application relates to the technical field of gate machines, in particular to a gate machine.
Background
In the modern society, a gate as a passage management device is widely applied to entrances and exits of various occasions. At present, the gate machine of mainstream adopts the switch of an infrared sensor control gate, and the gate machine can only reach the movement track of a passerby by accurately identifying the infrared sensor modules which are fully distributed in the upper frame and the lower frame of the gate machine.
Because the infrared sensors need to be aligned and installed during installation, the installation process is complex, interference can also occur to the infrared sensors which are too dense, but the quantity of the infrared sensors is reduced, and the accurate judgment of the tracks of the passers is not facilitated, so that the problem that how to reduce the mutual interference between the sensors and accurately judge the tracks of the passers needs to be solved at present urgently.
Disclosure of Invention
The invention provides a gate, wherein TOF ranging sensors are arranged on a first gate frame and/or a second gate frame, so that the interference among the sensors can be reduced, and the track of a passer can be accurately judged.
In order to achieve the above object, the present application provides a gate, including a first gate frame and a second gate frame arranged side by side, wherein a passage is formed between the first gate frame and the second gate frame, and a passing device is arranged in the passage, and the passage is divided into a first area and a second area by the passing device; in the first area, a plurality of TOF ranging sensors are arranged at the positions, corresponding to the first area, of the first gate frame and/or the second gate frame along the extending direction of the channel; in the second area, a plurality of TOF ranging sensors are arranged at the positions, corresponding to the second area, of the first gate frame and/or the second gate frame along the extending direction of the passage, wherein,
the identification range of the TOF ranging sensor positioned in the first area forms a first detection area, and the identification range of the TOF ranging sensor positioned in the second area forms a second detection area.
Above-mentioned floodgate machine, the passageway between first floodgate frame and the second floodgate frame of passing device forms first region and second region, and set up a plurality of TOF range finding sensors on first floodgate frame and/or second floodgate frame, in order to guarantee to form first detection area and second detection area respectively in first region and second region, because TOF range finding sensor carries out the range finding through the discernment scope of fan-shaped equidistance pitch arc, not only avoided arranging the condition that adjacent infrared's interference can appear in close infrared ray, and TOF range finding sensor's range finding can cover the width of passageway, when passer stands in first detection area or second detection area, TOF range finding sensor all can detect passer's orbit, thereby transmit the signal to control system, with the state of switching pass device.
Therefore, the floodgate that this application provided through set up TOF range finding sensor on first floodgate frame and/or second floodgate frame, utilizes TOF range finding sensor to form first detection area and second detection area, has not only improved the anti-jamming ability of sensor, still can the accurate track that detects passerby.
Preferably, the vehicle-mounted terminal further comprises a control system, the first detection area comprises a first identification area and a plurality of first judgment areas located between the first identification area and the passing device, the second detection area comprises a second identification area and a plurality of second judgment areas located between the second identification area and the passing device, and the control system controls the passing device to switch states according to detection information acquired by the first identification area, the first judgment area, the second identification area and the second judgment area and the acquisition sequence of the detection information.
Preferably, the parts of the first gate frame corresponding to the first area and the second area are provided with a plurality of TOF ranging sensors, and the parts of the second gate frame corresponding to the first area and the second area are provided with a plurality of TOF ranging sensors; wherein the content of the first and second substances,
in the first area, the identification ranges of the TOF distance measuring sensor arranged on the first gate frame and the TOF distance measuring sensor arranged on the second gate frame form an overlapping part to form the first identification area and the first judgment area;
in the second region, the TOF range finding sensor that first floodgate frame was equipped with the discernment scope of the TOF range finding sensor that second floodgate frame was equipped with forms overlapping part in order to form the second discernment district with the district is judged to the second.
Preferably, in the first region, a plurality of TOF ranging sensors arranged on the first gate frame are uniformly distributed, and a plurality of TOF ranging sensors arranged on the second gate frame are uniformly distributed; in the second region, a plurality of TOF range finding sensor evenly distributed that first floodgate frame was equipped with, a plurality of TOF range finding sensor evenly distributed that second floodgate frame was equipped with.
Preferably, in the first region, a plurality of TOF ranging sensors arranged on the first gate frame and a plurality of TOF ranging sensors arranged on the second gate frame are distributed in a staggered manner along the extending direction of the channel; in the second region, a plurality of TOF range finding sensors that first floodgate frame was equipped with a plurality of TOF range finding sensors that second floodgate frame was equipped with are along the extending direction staggered distribution of passageway.
Preferably, in the first region, of a plurality of overlapping portions of the identification ranges of the TOF ranging sensor mounted on the first gate frame and the TOF ranging sensor mounted on the second gate frame, the outermost overlapping portion is a first identification region, and the rest overlapping portions are first judgment regions; in the second region, the TOF range finding sensor that first floodgate frame was equipped with in a plurality of overlapping portions of the discernment scope of the TOF range finding sensor that second floodgate frame was equipped with, the overlapping portion in the outside is the second discernment district, and remaining overlapping portion is the second judgement district.
Preferably, the number of TOF ranging sensors arranged on the part of the first gate frame corresponding to the first area is the same as the number of TOF ranging sensors arranged on the part of the second gate frame corresponding to the first area, and the number of TOF ranging sensors arranged on the part of the first gate frame corresponding to the second area is the same as the number of TOF ranging sensors arranged on the part of the second gate frame corresponding to the second area.
Preferably, in the first region, a plurality of TOF ranging sensors arranged on the first gate frame correspond to a plurality of TOF ranging sensors arranged on the second gate frame one by one along the arrangement direction of the first gate frame and the second gate frame; in the second area, a plurality of TOF ranging sensors arranged on the first gate frame correspond to a plurality of TOF ranging sensors arranged on the second gate frame in a one-to-one mode along the arrangement direction of the first gate frame and the arrangement direction of the second gate frame.
Preferably, each TOF ranging sensor arranged on the first gate frame and the identification ranges of two adjacent TOF ranging sensors of the corresponding TOF ranging sensor on the second gate frame do not have an overlapping part; in the first area, the overlapping part of the identification ranges of the TOF distance measuring sensor at the outermost side of the first gate frame and the corresponding TOF distance measuring sensor of the second gate frame is a first identification area, and the overlapping parts of the rest TOF distance measuring sensors of the first gate frame and the corresponding identification ranges of the TOF distance measuring sensors of the second gate frame are first judgment areas respectively; in the second area, the overlapping part of the identification range of the TOF distance measuring sensor at the outermost side of the first gate frame and the identification range of the corresponding TOF distance measuring sensor of the second gate frame is a second identification area, and the overlapping part of the rest TOF distance measuring sensors of the first gate frame and the identification range of the corresponding TOF distance measuring sensor of the second gate frame is a second judgment area.
Preferably, a face recognition system and a passing card verification device are arranged on two sides of the first gate frame and the second gate frame, and the face recognition system, the passing card verification device and the TOF ranging sensor are connected with the control system, so that when a passer passes through the face recognition system or the passing card verification device, the TOF ranging sensor transmits a signal to the control system to switch the state of the passing device.
Preferably, the system further comprises an alarm device, wherein the alarm device is connected with the control system, so that when a passer does not enter the first identification area or the second identification area through the face identification system or the pass card verification device, the TOF ranging sensor transmits a signal to the control system to trigger the alarm device.
Drawings
FIG. 1 is a schematic diagram of a gate structure according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a gate structure according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a gate structure according to an embodiment of the present application;
FIG. 4 is a schematic diagram of a gate structure according to an embodiment of the present application;
fig. 5 is a schematic structural diagram of a gate in an embodiment of the present application.
In the figure:
1-a first gate frame; 2-a second gate frame; 3-a passing device; 4-a first region; 5-a second region; a 6-TOF ranging sensor; 7-a first identification area; 8-a first judgment area; 9-a second identification area; 10-a second judgment region; 11-protective cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a gate, which includes a first gate frame 1 and a second gate frame 2 arranged side by side, wherein a passage is formed between the first gate frame 1 and the second gate frame 2, and a passage device 3 is disposed in the passage to divide the passage into a first area 4 and a second area 5. In the first area 4, a plurality of TOF ranging sensors 6 are arranged on the part, corresponding to the first area 4, of the first gate frame 1 along the extending direction of the passage, and/or a plurality of TOF ranging sensors 6 are arranged on the part, corresponding to the first area 4, of the second gate frame 2 along the extending direction of the passage; in the second area 5, a plurality of TOF ranging sensors 6 are arranged on the part, corresponding to the second area 5, of the first gate frame 1 along the extending direction of the passage, and/or a plurality of TOF ranging sensors 6 are arranged on the part, corresponding to the second area 5, of the second gate frame 2 along the extending direction of the passage. The identification range of the TOF ranging sensors 6 located within the first region 4 forms a first detection region and the identification range of the TOF ranging sensors 6 located within the second region 5 forms a second detection region.
The TOF ranging sensors 6 of the gate may be mounted only on the first gate frame 1 and respectively distributed in the first area 4 and the second area 5 as shown in fig. 1, or may be mounted only on the second gate frame 2 and respectively distributed in the first area 4 and the second area 5, or may be mounted on the first gate frame 1 as shown in fig. 2, or may be mounted on the TOF ranging sensors 6 in the first area 4 and mounted on the second gate frame 2 as shown in fig. 2, or may be mounted on the second gate frame 2 as shown in the first area 4, or may be mounted on the TOF ranging sensors 6 in the second area 5 and mounted on the first gate frame 1, or may be mounted on the first gate frame 1 and mounted on the second gate frame 2 corresponding to the first area 4 and the second area 5 as shown in fig. 3 or fig. 4, other installation manners are also possible, and the specific installation manner can be determined according to the actual situation, which is not described herein.
It should be noted that the number of TOF ranging sensors 6 is not limited herein, and can be determined according to practical application situations.
Above-mentioned floodgate machine owing to adopt TOF range finding sensor 6, not only can avoid arranging inseparable infrared ray and appear adjacent infrared interference, has improved anti-jamming ability, and need not possess simultaneously and send and receiving arrangement, has saved the process of aligning with sending and receiving arrangement in the installation, has simplified the installation, has improved the installation effectiveness. Furthermore, the TOF ranging sensor 6 can detect the trajectory of the passer when he stands in the first detection area or in the second detection area, and thus transmit a signal to the control system to switch the state of the passage device 3.
In one embodiment, the gate further includes a control system, the first detection area includes a first identification area 7 and a plurality of first judgment areas 8 located between the first identification area 7 and the passing device 3, the second detection area includes a second identification area 9 and a plurality of second judgment areas 10 located between the second identification area 9 and the passing device 3, and the control system is configured to control the passing device to switch states according to the detection information and the acquisition order of the detection information acquired by the first identification area 7, the first judgment area 8, the second identification area 9 and the second judgment area 10, and the working principle is as follows:
when a passer passes along the direction from the first identification area 7 to the first judgment area 8, the control system controls the passing device 3 to be switched from the closed state to the open state according to the detection information acquired by the first identification area, controls the passing device 3 to keep the open state according to the detection information acquired by the first judgment area 8 and the second judgment area 10, and finally controls the passing device 3 to be switched from the open state to the closed state according to the detection information acquired by the second identification area 9; and/or when a passer passes along the direction from the second identification area 9 to the second judgment area 10, the control system controls the passing device 3 to be switched from the closed state to the open state according to the detection information acquired by the second identification area 9, controls the passing device 3 to be kept in the open state according to the detection information acquired by the first judgment area 8 and the second judgment area 10, and finally controls the passing device 3 to be switched from the open state to the closed state according to the detection information acquired by the first identification area 7.
The gate can meet the requirement of one-way passing and two-way passing, when a passer passes through the first identification area 7 or the second identification area 9, the TOF ranging sensor 6 transmits signals to the control system to switch the state of the passing device 3, the first judgment area 8 and the second judgment area 10 can be used for acquiring information such as the outline and the real-time position of the passer and feeding the information back to the control system, the control system further judges whether the passer passes or not, when the passer passes, the TOF ranging sensor 6 transmits signals to the control system to switch the state of the passing device 3 again.
In one embodiment, the portions of the first gate frame 1 corresponding to the first area 4 and the second area 5 are provided with a plurality of TOF ranging sensors 6, and the portions of the second gate frame 2 corresponding to the first area 4 and the second area 5 are provided with a plurality of TOF ranging sensors 6; in the first area 4, the identification ranges of the TOF distance measuring sensor 6 arranged on the first gate frame 1 and the TOF distance measuring sensor 6 arranged on the second gate frame 2 form an overlapping part to form a first identification area 7 and a first judgment area 8; in the second area 5, the TOF ranging sensor 6 provided to the first gate frame 1 and the identification range of the TOF ranging sensor 6 provided to the second gate frame 2 form an overlapping portion to form a second identification area 9 and a second judgment area 10.
Because TOF range finding sensor 6 can only acquire one-dimensional distance, when the overlap portion through at least two TOF range finding sensor 6's identification range detects passer's orbit, can calculate passer's position more accurately to make control system's control more accurate.
Further, on the basis, in the first area 4, the plurality of TOF ranging sensors 6 arranged on the first gate frame 1 are uniformly distributed, and the plurality of TOF ranging sensors 6 arranged on the second gate frame 2 are uniformly distributed; in the second region 5, 6 evenly distributed of a plurality of TOF range finding sensors that first floodgate frame 1 was equipped with, 6 evenly distributed of a plurality of TOF range finding sensors that second floodgate frame 2 was equipped with. The TOF ranging sensors 6, which are evenly distributed, can calculate the position of the passer more accurately, so that the control system can judge and control the state of the passing device 3.
Based on the distribution of the TOF ranging sensors 6, in one embodiment, in the first region 4, the TOF ranging sensors 6 arranged on the first gate frame 1 and the TOF ranging sensors 6 arranged on the second gate frame 2 are distributed in a staggered manner along the extending direction of the passage, the most outside overlapping part of the identification ranges of the TOF ranging sensors 6 arranged on the first gate frame 1 and the TOF ranging sensors 6 arranged on the second gate frame 2 is the first identification area 7, and the rest overlapping parts are the first judgment areas 8; in the second area 5, a plurality of TOF ranging sensors 6 arranged on the first gate frame 1 and a plurality of TOF ranging sensors 6 arranged on the second gate frame 2 are distributed in a staggered manner along the extending direction of the channel, the TOF ranging sensors 6 arranged on the first gate frame 1 and the TOF ranging sensors 6 arranged on the second gate frame 2 are in a plurality of overlapping parts of the identification ranges, the outermost overlapping part is a second identification area 9, and the rest overlapping parts are second judgment areas 10. As shown in fig. 3, the overlapping portion of a1 and B1 is a first identification area 7, the overlapping portion of B1 and a2, the overlapping portion of a2 and B2, the overlapping portion of A3 and B2, and the overlapping portion of A3 and B3 are first judgment areas 8; similarly, the overlapping portion of a6 and B6 is the second identification area 9, and the overlapping portion of a5 and B6, the overlapping portion of a5 and B5, the overlapping portion of a4 and B5, and the overlapping portion of a4 and B4 are the second judgment area 10.
Above-mentioned setting not only can do benefit to the quantity that reduces TOF range finding sensor 6, still can guarantee TOF range finding sensor 6's detection effect, guarantees accurate calculation structure.
Alternatively, the number of TOF ranging sensors 6 provided at a portion of the first gate frame 1 corresponding to the first area 4 may be the same as the number of TOF ranging sensors 6 provided at a portion of the second gate frame 2 corresponding to the first area 4, and the number of TOF ranging sensors 6 provided at a portion of the first gate frame 1 corresponding to the second area 5 may be the same as the number of TOF ranging sensors 6 provided at a portion of the second gate frame 2 corresponding to the second area 5.
On the basis, in the first area 4, a plurality of TOF ranging sensors 6 arranged on the first gate frame 1 correspond to a plurality of TOF ranging sensors 6 arranged on the second gate frame 2 one by one along the arrangement direction of the first gate frame 1 and the second gate frame 2; in the second area 5, a plurality of TOF ranging sensors 6 arranged on the first gate frame 1 and a plurality of TOF ranging sensors 6 arranged on the second gate frame 2 are in one-to-one correspondence along the arrangement direction of the first gate frame 1 and the second gate frame 2. The above TOF ranging sensors 6 in one-to-one correspondence form overlapping portions, respectively, and can calculate the position of the passer more accurately.
On the basis, the identification ranges of each TOF ranging sensor 6 arranged on the first gate frame 1 and two TOF ranging sensors 6 adjacent to the corresponding TOF ranging sensor 6 on the second gate frame 2 do not have an overlapping part; in the first area 4, the overlapping part of the identification ranges of the TOF ranging sensors 6 at the outermost side of the first gate frame 1 and the corresponding TOF ranging sensors 6 of the second gate frame 2 is a first identification area 7, and the overlapping part of the rest TOF ranging sensors 6 of the first gate frame 1 and the corresponding identification ranges of the TOF ranging sensors 6 of the second gate frame 2 is a first judgment area 8; in the second area 5, the overlapping portion of the identification ranges of the TOF ranging sensors 6 on the outermost side of the first gate frame 1 and the corresponding TOF ranging sensors 6 of the second gate frame 2 is a second identification area 9, and the overlapping portion of the remaining TOF ranging sensors 6 of the first gate frame 1 and the corresponding TOF ranging sensors 6 of the second gate frame 2 is a second judgment area 10.
As shown in fig. 4, the recognition range overlapping portions of a1 and B1 form a first recognition area 7, the recognition range overlapping portions of a2 and B2 form a first judgment area 8, the recognition range overlapping portions of A3 and B3 form another first judgment area 8, and so on. Because B2 and B3 or A2 and A3 also can have an overlapping range, but do not serve as a region for identification judgment, the identification ranges of each TOF ranging sensor 6 arranged on the first gate frame 1 and two adjacent TOF ranging sensors 6 of the corresponding TOF ranging sensor 6 on the second gate frame 2 do not have an overlapping part, the overlapping parts of the adjacent TOF ranging sensors 6 can be reduced, the workload of a control system during calculation can be reduced, and the work efficiency is improved.
Further, the gate in this application still includes the face identification system and the pass card verifying attachment that set up in the both sides of first gate frame 1 and second gate frame 2, and face identification system, pass card verifying attachment and each TOF range finding sensor 6 all are connected with control system, and face identification system can prestore the record of passerby's face characteristic data, identity information and identity type inside, and pass card information intercommunication. When the passer passes through the face recognition system or the pass card verification device and enters the first recognition area 7 or the second recognition area 9, the TOF ranging sensor 6 transmits a signal to the control system and controls the passing device 3 to be switched from the closed state to the open state so as to be passed by the passer.
It should be noted that the passing device 3 may be a swing door or a wing door, and may be specifically selected according to different application scenarios; as shown in fig. 5, the TOF ranging sensors 6 are installed inside the first and second gate frames 1 and 2, and use a transparent infrared material as a protective cover 11.
Further, the gate machine can comprise an alarm device, the alarm device is connected with the control system, when a passer does not enter the first identification area 7 or the second identification area 9 through the face identification system or the pass card verification device, the TOF ranging sensor 6 transmits a signal to the control system, and the control system judges that the passer does not enter the first identification area or the second identification area, so that the alarm device is triggered to remind workers.
It will be apparent to those skilled in the art that various changes and modifications may be made in the embodiments of the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (11)
1. A gate comprises a first gate frame and a second gate frame which are arranged side by side, wherein a channel is formed between the first gate frame and the second gate frame, a passing device is arranged in the channel, and the channel is divided into a first area and a second area by the passing device; the system is characterized in that a plurality of TOF ranging sensors are arranged in the first area and at the positions, corresponding to the first area, of the first gate frame and/or the second gate frame along the extending direction of the channel; in the second area, a plurality of TOF ranging sensors are arranged at the positions, corresponding to the second area, of the first gate frame and/or the second gate frame along the extending direction of the passage, wherein,
the identification range of the TOF ranging sensor positioned in the first area forms a first detection area, and the identification range of the TOF ranging sensor positioned in the second area forms a second detection area.
2. The gate of claim 1, further comprising a control system, wherein the first detection area comprises a first identification area and a plurality of first judgment areas located between the first identification area and the traffic devices, and the second detection area comprises a second identification area and a plurality of second judgment areas located between the second identification area and the traffic devices, and the control system controls the traffic devices to switch states according to detection information acquired by the first identification area, the first judgment area, the second identification area, and the second judgment areas and an acquisition order of the detection information.
3. The gate of claim 2, wherein portions of the first gate frame corresponding to the first region and the second region are each provided with a plurality of TOF ranging sensors, and portions of the second gate frame corresponding to the first region and the second region are each provided with a plurality of TOF ranging sensors; wherein the content of the first and second substances,
in the first area, the identification ranges of the TOF distance measuring sensor arranged on the first gate frame and the TOF distance measuring sensor arranged on the second gate frame form an overlapping part to form the first identification area and the first judgment area;
in the second region, the TOF range finding sensor that first floodgate frame was equipped with the discernment scope of the TOF range finding sensor that second floodgate frame was equipped with forms overlapping part in order to form the second discernment district with the district is judged to the second.
4. The gate of claim 3, wherein in the first zone, the first gate frame is provided with a plurality of TOF ranging sensors that are uniformly distributed, and the second gate frame is provided with a plurality of TOF ranging sensors that are uniformly distributed; in the second region, a plurality of TOF range finding sensor evenly distributed that first floodgate frame was equipped with, a plurality of TOF range finding sensor evenly distributed that second floodgate frame was equipped with.
5. The gate of claim 4, wherein in the first area, the first gate frame is provided with a plurality of TOF ranging sensors which are distributed in a staggered manner with the plurality of TOF ranging sensors provided by the second gate frame along the extension direction of the channel; in the second region, a plurality of TOF range finding sensors that first floodgate frame was equipped with a plurality of TOF range finding sensors that second floodgate frame was equipped with are along the extending direction staggered distribution of passageway.
6. The gate machine according to claim 5, wherein in the first region, of a plurality of overlapping parts of the identification ranges of the TOF ranging sensor mounted on the first gate machine frame and the TOF ranging sensor mounted on the second gate machine frame, the outermost overlapping part is a first identification region, and the rest overlapping parts are first judgment regions; in the second region, the TOF range finding sensor that first floodgate frame was equipped with in a plurality of overlapping portions of the discernment scope of the TOF range finding sensor that second floodgate frame was equipped with, the overlapping portion in the outside is the second discernment district, and remaining overlapping portion is the second judgement district.
7. The gate of claim 4, wherein the first gate frame is provided with the same number of TOF ranging sensors corresponding to the portion of the first region as the second gate frame is provided with the same number of TOF ranging sensors corresponding to the portion of the first region, and wherein the first gate frame is provided with the same number of TOF ranging sensors corresponding to the portion of the second gate frame corresponding to the second region as the second gate frame is provided with.
8. The gate machine according to claim 7, characterized in that in the first area, a plurality of TOF ranging sensors arranged on the first gate frame are in one-to-one correspondence with a plurality of TOF ranging sensors arranged on the second gate frame along the arrangement direction of the first gate frame and the second gate frame; in the second area, a plurality of TOF ranging sensors arranged on the first gate frame correspond to a plurality of TOF ranging sensors arranged on the second gate frame in a one-to-one mode along the arrangement direction of the first gate frame and the arrangement direction of the second gate frame.
9. The gate machine according to claim 8, characterized in that the identification ranges of two TOF ranging sensors adjacent to the corresponding TOF ranging sensor on the second gate frame do not have an overlapping part in each TOF ranging sensor provided on the first gate frame; in the first area, the overlapping part of the identification ranges of the TOF distance measuring sensor at the outermost side of the first gate frame and the corresponding TOF distance measuring sensor of the second gate frame is a first identification area, and the overlapping parts of the rest TOF distance measuring sensors of the first gate frame and the corresponding identification ranges of the TOF distance measuring sensors of the second gate frame are first judgment areas respectively; in the second area, the overlapping part of the identification range of the TOF distance measuring sensor at the outermost side of the first gate frame and the identification range of the corresponding TOF distance measuring sensor of the second gate frame is a second identification area, and the overlapping part of the rest TOF distance measuring sensors of the first gate frame and the identification range of the corresponding TOF distance measuring sensor of the second gate frame is a second judgment area.
10. The gate according to claim 2, characterized in that the first gate frame and the second gate frame are provided with a face recognition system and a pass card verification device on both sides, and the face recognition system, the pass card verification device and the TOF ranging sensor are all connected with the control system, so that when a passer passes through the face recognition system or the pass card verification device, the TOF ranging sensor transmits a signal to the control system to switch the state of the pass device.
11. The gate of claim 10, further comprising an alarm device connected to the control system such that when a passer does not enter the first identification zone or the second identification zone through the face recognition system or the passcard verification device, the TOF ranging sensor transmits a signal to the control system to activate the alarm device.
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