CN104123778A - Parking lot entrance/exit control device - Google Patents

Abstract

An entrance and exit control device for a parking lot, comprising: an entrance control device and an exit control device. The entrance control device includes: a first control unit, a first vehicle sensing unit, a first photographing unit, a first image extraction and analysis unit and a first database. The exit control device includes: a second control unit, a second vehicle sensing unit, a second photographing unit, a second image extraction and analysis unit, and a second database. By utilizing the parking lot entrance and exit control device according to the above-mentioned preferred embodiment of the present invention, the time and the license plate number of the vehicle entering the parking lot can be automatically recorded, and the image situation when entering is recorded; and the time and the license plate of the vehicle leaving the parking lot can be automatically recorded number, and record the image situation when leaving. Moreover, by comparing the entrance image capture time with the exit image capture time, it is possible to determine the time the vehicle is in the parking lot, thereby charging.

Description

Parking lot access control equipment

technical field

The invention relates to the field of automatic control, and more specifically, the invention relates to a parking lot entrance and exit control device.

Background technique

Parking lot (parking lot) refers to the place that is used for parking vehicles.

With the popularization of automobiles in our country, parking spaces have become a necessary facility for new buildings. Due to the increase in land costs, parking lots are gradually developing in the direction of multi-space, multi-functional, and intelligent. For example, three-dimensional parking lot, in terms of intelligence, there are mobile phone parking equipment, fingerprint parking equipment, etc.

The existing parking lot management equipment is based on modern electronics and information technology, and an automatic identification device is installed at the entrance and exit of the parking area. Through non-contact card or license plate recognition, the vehicles entering and exiting this area are judged, recognized, admitted/denied, and guided. , recording, charging, release and other intelligent management, the purpose of which is to effectively control the entry and exit of vehicles and personnel, record all detailed information and automatically calculate the charging amount, and realize the safety management of vehicles and charging in the venue.

The existing parking lot management equipment integrates inductive smart card technology, computer network, video surveillance, image recognition and processing, and automatic control technology to automate the management of vehicles in the parking lot, including vehicle identity judgment, access control, and license plate automation. A series of scientific and effective operations such as recognition, parking space search, parking space guidance, car meeting reminder, image display, vehicle type verification, time calculation, fee collection and verification, voice intercom, automatic card withdrawal (receipt) and so on. These functions can be flexibly deleted or added according to the needs of users and the actual situation of the site, forming luxury, standard, and economical parking lot management equipment and vehicle control equipment of different scales and levels.

However, when the existing parking lot management equipment enters and exits the parking lot, the vehicle user needs to stop and swipe the card to open the checkpoint arranged at the entrance and exit of the parking lot. Since the vehicle user is required to stop when entering and exiting the parking lot, the vehicle user is still inconvenienced.

Contents of the invention

The technical problem to be solved by the present invention is to provide a parking lot entrance and exit control device that can improve the convenience of parking lot exit management in view of the above-mentioned defects in the prior art.

According to the present invention, a parking lot entrance and exit control device is provided, including: an entrance control device and an exit control device.

Preferably, the entrance control device includes: a first control unit, a first vehicle sensing unit, a first photographing unit, a first image extraction and analysis unit, and a first database;

Wherein, the first vehicle sensing unit is arranged at the entrance of the parking lot, and is used for sensing the vehicle, and sends a vehicle sensing signal to the first control unit when the vehicle is sensed;

Wherein, the first vehicle sensing unit is arranged at the entrance of the parking lot, and is used to capture images, and transmit the captured images together with the capture time to the first control unit;

The first control unit activates the first photographing unit when receiving a vehicle sensing signal from the first vehicle sensing unit, so that the first photographing unit captures an image toward the vehicle, and the captured The image is transmitted to the first control unit together with the image capturing time;

The first control unit transmits the image to the first image extraction and analysis unit when receiving the image and the image shooting time from the first shooting unit;

The first image extraction and analysis unit is used to extract the license plate image from the image, and recognize the license plate number from the license plate image, and transmit the recognized license plate number to the first control unit;

When the first control unit receives the recognized license plate number from the first image extraction and analysis unit, store the recognized license plate number, image and image shooting time in the first database in association;

Moreover, the export control device includes: a second control unit, a second vehicle sensing unit, a second photographing unit, a second image extraction and analysis unit, and a second database;

Wherein, the second vehicle sensing unit is arranged at the exit of the parking lot for sensing the vehicle, and sends a vehicle sensing signal to the second control unit when the vehicle is sensed;

Moreover, the second control unit is used to control the opening and closing of the exit level of the parking lot;

Wherein, the second vehicle sensing unit is arranged at the exit of the parking lot, and is used to capture images, and transmit the captured images together with the capture time to the second control unit;

The second control unit activates the second photographing unit when receiving a vehicle sensing signal from the second vehicle sensing unit, so that the second photographing unit photographs an image toward the vehicle, and the photographed The image is transmitted to the second control unit together with the image capturing time;

The second control unit transmits the image to the second image extraction and analysis unit when receiving the image and the image shooting time from the second shooting unit;

The second image extraction and analysis unit is used to extract the license plate image from the image, recognize the license plate number from the license plate image, and transmit the recognized license plate number to the second control unit;

When the second control unit receives the recognized license plate number from the second image extraction and analysis unit, store the recognized license plate number, image and image shooting time in the second database in association;

In addition, pre-stored license plate numbers are stored in the second database;

Moreover, when the second control unit receives the recognized license plate number from the second image extraction and analysis unit, it compares the recognized license plate number with the pre-stored license plate number stored in the second database, and if the identified If the output license plate number is consistent with one of the pre-stored license plate numbers, the second control unit enables the exit gate of the parking lot to be opened;

The first control unit and the second control unit are connected to transmit data to each other.

By utilizing the parking lot entrance and exit control device according to the present invention, the time and the license plate number of the vehicle entering the parking lot can be automatically recorded, and the image situation when entering is recorded; and the time and the license plate number of the vehicle leaving the parking lot can be automatically recorded, and recorded Image condition when leaving. Moreover, by comparing the entrance image capture time with the exit image capture time, it is possible to determine the time the vehicle is in the parking lot, thereby charging.

Thus, the present invention provides a parking lot entrance and exit control device capable of improving the convenience of parking lot exit management.

Description of drawings

A more complete understanding of the invention, and its accompanying advantages and features, will be more readily understood by reference to the following detailed description, taken in conjunction with the accompanying drawings, in which:

Fig. 1 schematically shows a functional block diagram of a parking lot entrance and exit control device according to a preferred embodiment of the present invention.

It should be noted that the accompanying drawings are used to illustrate the present invention, but not to limit the present invention. Note that drawings showing structures may not be drawn to scale. And, in the drawings, the same or similar elements are marked with the same or similar symbols.

Detailed ways

In order to make the content of the present invention clearer and easier to understand, the content of the present invention will be described in detail below in conjunction with specific embodiments and accompanying drawings.

Fig. 1 schematically shows a functional block diagram of a parking lot entrance and exit control device according to a preferred embodiment of the present invention.

Specifically, as shown in FIG. 1 , the parking lot entrance and exit control device according to a preferred embodiment of the present invention includes: an entrance control device 100 and an exit control device 200 .

<Entry Control Device 100>

More specifically, as shown in FIG. 1 , the entrance control device 100 includes: a first control unit 10 and a first vehicle sensing unit 20 .

Wherein, the first vehicle sensing unit 20 is arranged at the entrance of the parking lot for sensing a vehicle, and sends a vehicle sensing signal to the first control unit 10 when a vehicle is sensed.

Moreover, as shown in FIG. 1 , the parking lot entrance control device according to the preferred embodiment of the present invention further includes: a first photographing unit 30 , a first image extraction and analysis unit 40 and a first database 50 .

Wherein, the first vehicle sensing unit 20 is arranged at the entrance of the parking lot for capturing images, and transmits the captured images together with the shooting time to the first control unit 10 .

The first control unit 10 activates the first photographing unit 30 when receiving a vehicle sensing signal from the first vehicle sensing unit 20, so that the first photographing unit 30 captures an image toward the vehicle, and The captured image is transmitted to the first control unit 10 together with the image capturing time.

When the first control unit 10 receives the image and the image shooting time from the first shooting unit 30 , it transmits the image to the first image extraction and analysis unit 40 .

The first image extraction and analysis unit 40 is used to extract the license plate image from the image, recognize the license plate number from the license plate image, and transmit the recognized license plate number to the first control unit 10 .

When the first control unit 10 receives the recognized license plate number from the first image extraction and analysis unit 40, it stores the recognized license plate number, image and image shooting time in the first database 50 in association .

<Exit Control Device 200>

Further, as shown in FIG. 1 , the exit control device 200 includes: a second control unit 11 and a second vehicle sensing unit 21 .

Wherein, the second vehicle sensing unit 21 is arranged at the exit of the parking lot for sensing a vehicle, and sends a vehicle sensing signal to the second control unit 11 when a vehicle is sensed.

Moreover, the second control unit 11 is used to control the opening and closing of the parking lot exit level.

It should be noted that the gate opening refers to the state in which the vehicle can pass through without obstacles, and the gate closing refers to the state in which the vehicle is blocked by the gate.

Moreover, as shown in FIG. 1 , the parking lot access control device according to the preferred embodiment of the present invention further includes: a second photographing unit 31 , a second image extraction and analysis unit 41 and a second database 51 .

Wherein, the second vehicle sensing unit 21 is arranged at the exit of the parking lot, and is used for capturing images, and transmits the captured images together with the capturing time to the second control unit 11 .

The second control unit 11 activates the second photographing unit 31 when receiving a vehicle sensing signal from the second vehicle sensing unit 21, so that the second photographing unit 31 captures an image toward the vehicle, and The captured image is transmitted to the second control unit 11 together with the image capturing time.

The second control unit 11 transmits the image to the second image extraction and analysis unit 41 when receiving the image and the image shooting time from the second shooting unit 31 .

The second image extraction and analysis unit 41 is used to extract the license plate image from the image, recognize the license plate number from the license plate image, and transmit the recognized license plate number to the second control unit 11 .

When the second control unit 11 receives the recognized license plate number from the second image extraction and analysis unit 41, it stores the recognized license plate number, image and image shooting time in the second database 51 in association. .

In addition, the second database 51 stores pre-stored license plate numbers.

Moreover, when the second control unit 11 receives the recognized license plate number from the second image extraction and analysis unit 41, it compares the recognized license plate number with the pre-stored license plate number stored in the second database 51 , if the recognized license plate number is consistent with one of the pre-stored license plate numbers, the second control unit 11 enables the parking lot exit checkpoint to be opened.

For example, if the recognized license plate number matches one of the pre-stored license plate numbers, it may mean that the vehicle is an interior vehicle or a paid vehicle, and thus a vehicle that is free to communicate. Moreover, the condition of vehicles passing through the exit of the parking lot can be obtained by reading the second database 51 later.

Moreover, the first control unit 10 and the second control unit 11 are connected so as to transmit data to each other. Moreover, although not shown, the first control unit 10 and the second control unit 11 can be connected through a central controller, so that overall control can be performed through the central controller.

By utilizing the parking lot entrance and exit control device according to the above-mentioned preferred embodiment of the present invention, the time and the license plate number of the vehicle entering the parking lot can be automatically recorded, and the image situation when entering is recorded; and the time and the license plate of the vehicle leaving the parking lot can be automatically recorded number, and record the image situation when leaving. Moreover, by comparing the entrance image capture time with the exit image capture time, it is possible to determine the time the vehicle is in the parking lot, thereby charging.

Thus, the above preferred embodiments of the present invention provide a parking lot entrance and exit control device capable of improving the convenience of parking lot exit management.

In addition, it should be noted that, unless otherwise specified, the terms “second”, “second”, and “third” in the description are only used to distinguish each component, element, step, etc. It is used to express the logical relationship or sequence relationship between various components, elements, and steps.

It can be understood that although the present invention has been disclosed above with preferred embodiments, the above embodiments are not intended to limit the present invention. For any person skilled in the art, without departing from the scope of the technical solution of the present invention, the technical content disclosed above can be used to make many possible changes and modifications to the technical solution of the present invention, or be modified to be equivalent to equivalent changes. Example. Therefore, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention, which do not deviate from the technical solution of the present invention, still fall within the protection scope of the technical solution of the present invention.

Claims (2)

1. a parking lot access control device, is characterized in that comprising: entrance opertaing device and control of export equipment.

2. parking lot according to claim 1 access control device, is characterized in that,

Described entrance opertaing device comprises: the first control module, the first vehicle sensing cell, first are taken unit, the first image extraction and analysis unit and the first database;

Wherein, described the first vehicle sensing cell is arranged in Entrance place, for senses vehicle, and to described the first control module, sends vehicle sensing signal when sensing vehicle;

Wherein, described the first vehicle sensing cell is arranged in Entrance place, for photographic images, and captured image is passed to described the first control module together with shooting time;

Described the first control module is starting described the first shooting unit when described the first vehicle sensing cell receives vehicle sensing signal, so that described the first shooting unit passes to described the first control module towards vehicle photographic images and by captured image and image taking together with the time;

Described the first control module is receiving image and image taking during the time from the first shooting unit, by described image transfer, give described the first image extraction and analysis unit;

Described the first image extraction and analysis unit is used for extracting license plate image from image, and identifies the number-plate number from license plate image, and the number-plate number identifying is passed to described the first control module;

Described the first control module when receiving from described the first image extraction and analysis unit the number-plate number identifying, by the number-plate number identifying, image and image taking time correlation be stored in described the first database;

And described control of export equipment comprises: the second control module, the second vehicle sensing cell, second are taken unit, the second image extraction and analysis unit and the second database;

Wherein, described the second vehicle sensing cell is arranged in EXIT place, for senses vehicle, and to described the second control module, sends vehicle sensing signal when sensing vehicle;

And described the second control module is for controlling the opening and closing at the EXIT outpost of the tax office;

Wherein, described the second vehicle sensing cell is arranged in EXIT place, for photographic images, and captured image is passed to described the second control module together with shooting time;

Described the second control module is starting described the second shooting unit when described the second vehicle sensing cell receives vehicle sensing signal, so that described the second shooting unit passes to described the second control module towards vehicle photographic images and by captured image and image taking together with the time;

Described the second control module is receiving image and image taking during the time from the second shooting unit, by described image transfer, give described the second image extraction and analysis unit;

Described the second image extraction and analysis unit is used for extracting license plate image from image, and identifies the number-plate number from license plate image, and the number-plate number identifying is passed to described the second control module;

Described the second control module when receiving from described the second image extraction and analysis unit the number-plate number identifying, by the number-plate number identifying, image and image taking time correlation be stored in described the second database;

In addition, in described the second database, store the number-plate number that prestores;

And, described the second control module is when receiving from described the second image extraction and analysis unit the number-plate number identifying, the number-plate number that prestores of storing in the number-plate number identifying and described the second database is compared, if the number-plate number identifying is consistent with one of the number-plate number that prestores, described the second control module is opened the EXIT outpost of the tax office;

Described the first control module is connected with described the second control module, thereby mutually transmits data.