CN109521853B - Intelligent integrated machine for handling case - Google Patents

Intelligent integrated machine for handling case Download PDF

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Publication number
CN109521853B
CN109521853B CN201910055016.5A CN201910055016A CN109521853B CN 109521853 B CN109521853 B CN 109521853B CN 201910055016 A CN201910055016 A CN 201910055016A CN 109521853 B CN109521853 B CN 109521853B
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CN
China
Prior art keywords
machine body
display screen
drawer
mouse
bracelet
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Active
Application number
CN201910055016.5A
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Chinese (zh)
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CN109521853A (en
Inventor
陈京阳
潘梁成
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Jiangsu Yulin Wisdom Iot Development Co ltd
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Jiangsu Yulin Wisdom Iot Development Co ltd
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Priority to CN201910055016.5A priority Critical patent/CN109521853B/en
Publication of CN109521853A publication Critical patent/CN109521853A/en
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Publication of CN109521853B publication Critical patent/CN109521853B/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16Constructional details or arrangements
    • G06F1/18Packaging or power distribution
    • G06F1/181Enclosures
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10712Fixed beam scanning

Abstract

The invention discloses an intelligent integrated machine for handling cases, which comprises a host machine, a printer, a mouse, a keyboard, a machine body, a camera, a loudspeaker, a work card reader, a bracelet reader, a ring card storage drawer, a key mouse drawer, a main display screen and a secondary display screen, wherein the machine body is a cabinet type, the interior of the machine body is divided into a plurality of working areas, and the host machine, the printer, the mouse and the keyboard are positioned in the machine body; the upper part of the machine body is provided with a horizontal operation table, the operation table is provided with a work card reader and a bracelet reader, the rear part of the operation table is provided with a main display screen, the auxiliary display screen is strip-shaped, and the camera is arranged above the main display screen; the annular card storage drawer and the keyboard and mouse drawer are arranged in the middle of the machine body, and the paper outlet and the paper placing drawer are arranged at the lower part of the machine body.

Description

Intelligent integrated machine for handling case
Technical Field
The invention belongs to the field of public security paperless office appliances, and particularly relates to an intelligent integrated machine for handling cases.
Background
At present, when a suspected person is examined by a public security system, procedures are strict, and more information needs to be acquired. The method comprises the following steps:
1. Collecting a suspected person photo;
2. Distributing corresponding interrogation rooms;
3. Registering the information of the related suspects and the interrogation staff,
4. Performing authority management, wherein a suspected person needs to adopt a bracelet, an interrogation worker needs to adopt a work card, and the suspected person needs to return after finishing, and charge;
4. recording vital sign information of the suspect collected in the interrogation process, and placing paper materials into a file.
At present, the public security system meets paperless and intelligent office demands, and a mode of combining a desktop computer with an external camera, an information reader and a printer is adopted, so that the operation is inconvenient, the integration level is low, the confidentiality is low, and the efficiency is low.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to solve the technical problems that the integration level of the traditional interrogation registering and collecting process is not high, the confidentiality is not strong and the efficiency is low.
In order to solve the technical problems, the invention provides the intelligent integrated machine for case handling, which has the functions of cabinet type integrated information acquisition, registration and the like, and can remarkably improve the case handling efficiency.
The invention adopts the following technical scheme: an intelligent integrated machine for handling cases comprises a host machine, a printer, a mouse and a keyboard,
Also comprises a machine body, a camera, a loudspeaker, a working card reader, a bracelet reader, a ring card storage drawer, a key mouse drawer, a main display screen and an auxiliary display screen,
The machine body is a cabinet, the interior of the machine body is divided into a plurality of working areas, and the host, the printer, the mouse and the keyboard are positioned in the machine body; the upper part of the machine body is provided with a horizontal operation table, the operation table is provided with a work card reader and a bracelet reader, the work card reader can read a work card identification code and information recorded by the work card, and the work card is held by an interrogation person; the bracelet reader can read the bracelet identification code and information recorded by the bracelet, and the bracelet is worn by a suspected person;
The main display screen is arranged behind the operation desk, a certain angle is formed between the main display screen and the vertical surface, the auxiliary display screen is in a strip shape, and the camera is arranged above the main display screen;
the ring card storage drawer and the mouse-key drawer are arranged in the middle of the machine body, the ring card storage drawer and the mouse-key drawer can be pushed and pulled into and out of the machine body, handles are arranged on the front side surface of the machine body, a USB charging head is arranged in the ring card storage drawer, a keyboard and a mouse are stored in the mouse-key drawer,
The lower part of the machine body is provided with a paper outlet and a paper placing drawer which are matched with the printer,
The loudspeaker is arranged on the side surface of the machine body,
The back of the machine body is provided with a maintenance door hinged with the machine body, the maintenance door is opened and closed through an upper lock hole and a lower lock hole, and the maintenance door is opened to overhaul the host, the power supply, the camera, the printer and the like;
the maintenance door is provided with a plurality of heat dissipation ports;
The host is connected with a power supply and is in bidirectional communication with the camera, the loudspeaker, the work card reader, the bracelet reader, the USB charging head, the printer, the keyboard, the mouse and the like.
Further, in order to keep secret, the attractive degree is increased, collision personnel during operation are reduced, two circular arc-shaped blocking pieces are arranged on the upper portion of the machine body at two sides of the main display screen, and the circular arc-shaped blocking pieces do not exceed the front side face of the machine body.
Further, in order to match with the general height of the human body, the height of the machine body is 1.7-1.9 meters, and the height of the operation table is 1.5-1.7 meters.
Further, in order to facilitate control, the main display screen is a touch screen display screen.
Further, in order to reduce wiring, the keyboard and the mouse in the keyboard-mouse drawer adopt wireless transmission.
Further, in order to maintain stereo sound and balance, two speakers are respectively arranged in the middle of the left side surface and the right side surface of the machine body.
Further, the heat dissipation openings are two, are respectively positioned at the upper part and the lower part of the machine body, and correspond to the positions of the host machine and the printer.
The working principle of the invention is as follows:
Most functions of interrogation registration are integrated, the invention is presented in the form of a clothes closet, all parts of functional strips are clear, and a camera can identify faces, record videos and take pictures and is assisted with a host for behavior analysis and face comparison; the speaker can broadcast related notices, laws and regulations and reminding warnings; the mouse-key drawer and the touch screen can ensure that the interrogation personnel can input information, operate and select functions; the working card reader, the bracelet reader and the ring card storage drawer can carry out authority management and registration on the auditing staff and the suspects, store, charge and read the working card and the bracelet, bind staff information and read the vital sign information of the suspects; the host and the printer are internally provided with the paper outlet, so that the vital sign information and the interrogation information of the suspected person can be printed, the volume can be conveniently put in, the time of the interrogation person is saved, and the falsification is prevented; the main display screen can display the interrogation information, the interrogation room is allocated, the interrogation personnel and suspects are checked, and the auxiliary display screen can roll and play the prompt and warning information.
The beneficial effects of the invention are as follows:
1. Most information is collected and registered by integrating the information, the whole process is included, and the black box is formed, so that the interrogation registration efficiency is improved;
2. each part has reasonable structure and convenient maintenance;
3. The wireless mouse and the touch screen are adopted, and the operation is more convenient.
Drawings
FIG. 1 is a schematic perspective view of an intelligent integrated machine for handling cases according to the present invention;
FIG. 2 is a rear view of the intelligent integrated machine for handling cases according to the present invention;
fig. 3 is a schematic diagram of connection between hardware parts of the intelligent integrated machine for handling cases according to the present invention.
In the figure: 1. the portable electronic device comprises a machine body, 2, a main display screen, 3, an auxiliary display screen, 4, an operation desk, 5, a work card reader, 6, a bracelet reader, 7, a bracelet storage drawer, 8, a key mouse drawer, 9, a paper outlet, 10, a paper placing drawer, 11, a camera, 12, a heat radiation opening, 13, a maintenance door, 14, a lock hole, 15 and a loudspeaker.
Detailed Description
The details of the present invention are described in detail below with reference to the drawings and the detailed description.
As shown in fig. 1,2 and 3, the intelligent integrated machine for case handling comprises a host computer, a printer, a mouse, a keyboard, a machine body 1, a camera 11, a loudspeaker 15, a work card reader 5, a bracelet reader 6, a ring card storage drawer 7, a key mouse drawer 8, a main display screen 2 and a secondary display screen 3,
The machine body 1 is a cabinet, the interior of the machine body 1 is divided into a plurality of working areas, and the host, the printer, the mouse and the keyboard are positioned in the machine body 1; the upper part of the machine body 1 is provided with a horizontal operation table 4, the operation table 4 is provided with a work card reader 5 and a bracelet reader 6, the work card reader 5 can read a work card identification code and information recorded by the work card, and the work card is held by an interrogation person; the bracelet reader 6 can read the bracelet identification code and the information recorded by the bracelet, and the bracelet is worn by a suspected person;
The main display screen 2 is arranged behind the operation desk 4, the main display screen 2 forms a certain angle with the vertical surface, the auxiliary display screen 3 is in a strip shape, and the camera 11 is arranged above the main display screen 2;
The ring card storage drawer 7 and the mouse button drawer 8 are arranged in the middle of the machine body 1, the ring card storage drawer 7 and the mouse button drawer 8 can be pushed and pulled into and out of the machine body 1, handles are arranged on the front side surface of the machine body 1, a USB charging head is arranged in the ring card storage drawer 7, a keyboard and a mouse are stored in the mouse button drawer 8,
The lower part of the machine body 1 is provided with a paper outlet 9 and a paper placing drawer 10, the paper outlet 9 and the paper placing drawer 10 are matched with the printer,
The speaker 15 is provided at a side of the body 1,
The back of the machine body 1 is provided with a maintenance door 13 hinged with the machine body 1, the maintenance door 13 is opened and closed through an upper lock hole 14 and a lower lock hole 14, and the maintenance door 13 is opened to overhaul the host, the power supply, the camera 11, the printer and the like;
The maintenance door 13 is provided with a plurality of heat dissipation ports 12;
The host is connected with a power supply and is in bidirectional communication with the camera 11, the loudspeaker 15, the work card reader 5, the bracelet reader 6, the USB charging head, the printer, the keyboard, the mouse and the like.
In practical application, two circular arc-shaped blocking pieces are arranged on the upper portion of the machine body 1 at two sides of the main display screen 2, and the circular arc-shaped blocking pieces do not exceed the front side face of the machine body 1.
In practical application, the height of the machine body 1 is 1.7-1.9 m, and the height of the operating table 4 is 1.5-1.7 m.
In practical application, the main display screen 2 is a touch screen display screen.
In practical application, the keyboard and the mouse in the keyboard and mouse drawer 8 adopt wireless transmission.
In practical application, two speakers 15 are respectively disposed in the middle of the left and right sides of the body 1.
In practical application, the number of the heat dissipation openings 12 is two, and the two heat dissipation openings 12 are respectively located at the upper part and the lower part of the machine body 1 and correspond to the positions of the host machine and the printer.
The working principle of the invention is as follows:
Most functions of interrogation registration are integrated, the invention is presented in the form of a clothes closet, all parts of functional strips are clear, and the camera 11 can identify faces, record videos and take pictures and is assisted with a host for behavior analysis and face comparison; the speaker 15 can broadcast related notices, laws and regulations and reminding warnings; the key mouse drawer 8 and the touch screen can ensure that the interrogation personnel can input information, operate and select functions; the working card reader 5, the bracelet reader 6 and the ring card storage drawer 7 can carry out authority management and registration on the personnel and the suspects for examination, store, charge and read the working card and the bracelet, bind personnel information and read vital sign information of the suspects by the bracelet; the host and the printer are internally provided with the paper outlet 9, so that the vital sign information and the interrogation information of the suspected person can be printed, the files can be conveniently put in, the time of the interrogation person is saved, and the falsification is prevented; the main display screen 2 can display the interrogation information, distribute the interrogation room, check the interrogation personnel and suspects, and the auxiliary display screen 3 can scroll and play the prompt and warning information.
In conclusion, the method is convenient to operate, high in integration level, capable of saving a large number of registration and identification steps and improving the efficiency of checking and registering.
The foregoing has outlined and described the basic principles, features, and advantages of the present invention. The front, rear, left, right, end, front end and other directional indicators are merely illustrative structures and are not limiting. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical concept and features of the present invention, and the present invention can be implemented by those skilled in the art without limiting the scope of the invention, therefore, all equivalent changes or modifications that are made according to the spirit of the present invention should be included in the scope of the present invention.

Claims (7)

1. An intelligent integrated machine for handling cases comprises a host machine, a printer, a mouse and a keyboard,
The method is characterized in that: also comprises a machine body (1), a camera (11), a loudspeaker (15), a work card reader (5), a bracelet reader (6), a ring card storage drawer (7), a mouse button drawer (8), a main display screen (2) and a secondary display screen (3),
The machine body (1) is a cabinet, the interior of the machine body (1) is divided into a plurality of working areas, and the host, the printer, the mouse and the keyboard are positioned in the machine body (1); the upper part of the machine body (1) is provided with a horizontal operation table (4), the operation table (4) is provided with a work card reader (5) and a bracelet reader (6), the work card reader (5) can read a work card identification code and information recorded by the work card, and the work card is held by an interrogation person; the bracelet reader (6) can read the bracelet identification code and the information recorded by the bracelet, and the bracelet is worn by a suspected person;
The main display screen (2) is arranged behind the operation table (4), the main display screen (2) forms a certain angle with the vertical surface, the auxiliary display screen (3) is in a strip shape, and the camera (11) is arranged above the main display screen (2);
The ring card storage drawer (7) and the mouse button drawer (8) are arranged in the middle of the machine body (1), the ring card storage drawer (7) and the mouse button drawer (8) can be pushed and pulled into and out of the machine body (1), handles are arranged on the front side surface of the machine body (1), a USB charging head is arranged in the ring card storage drawer (7), a keyboard and a mouse are stored in the mouse button drawer (8),
The lower part of the machine body (1) is provided with a paper outlet (9) and a paper placing drawer (10), the paper outlet (9) and the paper placing drawer (10) are matched with the printer,
The loudspeaker (15) is arranged on the side surface of the machine body (1),
The back of the machine body (1) is provided with a maintenance door (13) hinged with the machine body (1), the maintenance door (13) is opened and closed through an upper lock hole (14) and a lower lock hole (14), and the maintenance door (13) is opened to overhaul the host, the power supply, the camera (11) and the printer;
A plurality of heat dissipation ports (12) are formed in the maintenance door (13);
The host is connected with a power supply and is in bidirectional communication with the camera (11), the loudspeaker (15), the work card reader (5), the bracelet reader (6), the USB charging head, the printer, the keyboard and the mouse;
The camera (11) can identify faces, record videos and take photos, and a host is used for carrying out behavior analysis and face-to-face comparison; the loudspeaker (15) can broadcast related notices, laws and regulations and reminding warnings; the key mouse drawer (8) and the touch screen can ensure that the interrogation personnel can input information, operate and select functions; the working card reader (5), the bracelet reader (6) and the ring card storage drawer (7) can carry out authority management and registration on the auditing staff and the suspects, store, charge and read the working card and the bracelet, bind personnel information and read the suspects vital sign information; the host and the printer are internally provided with a paper outlet (9) which can print vital sign information and interrogation information of a suspected person, so that a file can be conveniently put in, the time of an interrogation person is saved, and the falsification is prevented; the main display screen (2) can display the interrogation information, distribute the interrogation room, check the interrogation personnel and suspects, and the auxiliary display screen (3) can scroll and play the prompt and warning information.
2. The intelligent integrated case handling machine according to claim 1, wherein: two circular arc-shaped blocking pieces are arranged on the upper portion of the machine body (1) at two sides of the main display screen (2), and the circular arc-shaped blocking pieces do not exceed the front side face of the machine body (1).
3. The intelligent integrated case handling machine according to claim 2, wherein: the height of the machine body (1) is 1.7-1.9 m, and the height of the operating platform (4) is 1.5-1.7 m.
4. A case handling intelligent all-in-one machine according to any one of claims 1-3, wherein: the main display screen (2) is a touch screen display screen.
5. The intelligent integrated case handling machine according to claim 1, wherein: the keyboard and the mouse in the mouse drawer (8) adopt wireless transmission.
6. The intelligent integrated case handling machine according to claim 1 or 5, wherein: the number of the speakers (15) is two, and the speakers are respectively arranged in the middle of the left side surface and the right side surface of the machine body (1).
7. The intelligent integrated case handling machine according to any one of claims 1,2, 3, and 5, wherein: the heat dissipation ports (12) are in a grid type, and the two heat dissipation ports (12) are respectively positioned at the upper part and the lower part of the machine body (1) and correspond to the positions of the host machine and the printer.
CN201910055016.5A 2019-01-21 2019-01-21 Intelligent integrated machine for handling case Active CN109521853B (en)

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110060392A (en) * 2019-03-27 2019-07-26 上海市保安服务(集团)有限公司 Intelligent registration integral machine
CN110336969B (en) * 2019-08-15 2024-03-22 江苏御霖智慧物联发展有限公司 Portable mobile interrogation terminal all-in-one machine

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009140146A (en) * 2007-12-05 2009-06-25 Yukiyoshi Oshima Depositing management system
KR100977269B1 (en) * 2010-04-26 2010-08-25 김재규 Security door rock system
CN106228706A (en) * 2016-09-27 2016-12-14 珠海市新德汇信息技术有限公司 Driver's license is self-service handles machine
CN107393208A (en) * 2017-07-28 2017-11-24 山东浪潮商用系统有限公司 A kind of license is self-service to handle device and method
CN107403210A (en) * 2017-08-02 2017-11-28 哈尔滨海邻科信息技术有限公司 Police area's management system of handling a case based on RFID
CN107749040A (en) * 2017-09-26 2018-03-02 山西瑞泽恒达科贸有限公司 A kind of intelligent police affairses Internet of Things thing control system and control method
CN107912869A (en) * 2017-12-27 2018-04-17 天津市中环系统工程有限责任公司 A kind of police inquiry is multi-functional to inquest table and application method
CN208240021U (en) * 2018-05-03 2018-12-14 五邑大学 A kind of handling a case for Efficient intelligent manages self-aided terminal
CN208271241U (en) * 2018-06-06 2018-12-21 童建炯 The public security personnel of being involved in drug traffic put self-service machine on record
CN209199011U (en) * 2019-01-21 2019-08-02 江苏御霖智慧物联发展有限公司 One kind is handled a case intelligent integrated machine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6975346B2 (en) * 2002-06-27 2005-12-13 International Business Machines Corporation Method for suspect identification using scanning of surveillance media

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009140146A (en) * 2007-12-05 2009-06-25 Yukiyoshi Oshima Depositing management system
KR100977269B1 (en) * 2010-04-26 2010-08-25 김재규 Security door rock system
CN106228706A (en) * 2016-09-27 2016-12-14 珠海市新德汇信息技术有限公司 Driver's license is self-service handles machine
CN107393208A (en) * 2017-07-28 2017-11-24 山东浪潮商用系统有限公司 A kind of license is self-service to handle device and method
CN107403210A (en) * 2017-08-02 2017-11-28 哈尔滨海邻科信息技术有限公司 Police area's management system of handling a case based on RFID
CN107749040A (en) * 2017-09-26 2018-03-02 山西瑞泽恒达科贸有限公司 A kind of intelligent police affairses Internet of Things thing control system and control method
CN107912869A (en) * 2017-12-27 2018-04-17 天津市中环系统工程有限责任公司 A kind of police inquiry is multi-functional to inquest table and application method
CN208240021U (en) * 2018-05-03 2018-12-14 五邑大学 A kind of handling a case for Efficient intelligent manages self-aided terminal
CN208271241U (en) * 2018-06-06 2018-12-21 童建炯 The public security personnel of being involved in drug traffic put self-service machine on record
CN209199011U (en) * 2019-01-21 2019-08-02 江苏御霖智慧物联发展有限公司 One kind is handled a case intelligent integrated machine

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