CN105334776A - Police material evidence management cabinet body controller - Google Patents
Police material evidence management cabinet body controller Download PDFInfo
- Publication number
- CN105334776A CN105334776A CN201510831884.XA CN201510831884A CN105334776A CN 105334776 A CN105334776 A CN 105334776A CN 201510831884 A CN201510831884 A CN 201510831884A CN 105334776 A CN105334776 A CN 105334776A
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- China
- Prior art keywords
- material evidence
- management cabinet
- circuit
- evidence management
- control unit
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/21—Pc I-O input output
- G05B2219/21098—Connect pc to machine, controller, module via serial port
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention relates to a police material evidence management cabinet body controller and belongs to the technical field of police equipment. The police material evidence management cabinet body controller comprises a computer, a USB-RS485 module, a center controller, a power-off protection switch, a 24V switching power supply, a stroke front-end sensor, a stroke rear-end sensor, an operating button, a fan, a step motor driver, a step motor and a light bar circuit. The police material evidence management cabinet body controller provided by the invention can control a material evidence management cabinet body to move automatically so as to move the material evidence management cabinet body and improve the convenience for extracting evidences; the controller is simple and convenient to operate and can accurately identify and indicate drawers and windows with different serial numbers on the police material evidence management cabinet body, thereby automatically eliminating deviations in operation; and the controller combines a computer technology with an embedded technology to perform reasonable coordination on various exception processing measure mechanisms, so that the shutdown time and maintenance frequency of the material evidence management cabinet body are effectively reduced, the operating cost is reduced, and the controller is particularly suitable for controlling the police material evidence management cabinet body.
Description
Technical field
The present invention relates to a kind of police material evidence management cabinet controller, belong to police apparatus field.
Background technology
The material evidence that the police obtain, for analysis and the judgement of case, there is the importance that can not query, so the large difficulty of one in face of the management Ye Shi police of material evidence science, along with the progress in epoch, computer technology and embedded technology are fast-developing, more and more specification material evidence management cabinet also need safer, more efficient control system controls.
Existing material evidence management cabinet is after long-play, and because collecting together of foreign material in the wearing and tearing of machinery or tracks is long-pending, easily cause deviations, cause a series of fault, stop time is long, and maintenance greatly, uses inconvenience.Therefore, be necessary to improve existing police material evidence management cabinet controller, safer to adapt to, more efficient demand for control.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the present invention proposes a kind of police material evidence management cabinet controller, computer technology and embedded technology are combined, simple to operation, containing multiple abnormality processing measure mechanism, stable and reliable for performance, highly effective, is particularly useful for the control of police material evidence management cabinet.
In order to achieve the above object, the present invention proposes following technical scheme:
A kind of police material evidence management cabinet controller, comprises computing machine 1, USB turns RS485 module 2, central control unit 3, cut-offing protecting switch 4,24V Switching Power Supply 5, front end-run transducer 6, back end-run sensor 7, action button 8, fan 9, driving stepper motor 10, stepper motor 11, lamp bar circuit 12; Wherein: computing machine 1 turns RS485 module 2 and central control unit 3 communication by USB, the signal that the instruction of central control unit 3 receiving computer 1 or action button 8 are transmitted, controls fan 9, stepper motor 11 and lamp bar circuit 12; Front end-run transducer 6 and back end-run sensor 7 are placed on front-end and back-end desired location corresponding to guide rail; police material evidence management cabinet moves to desired location; front end-run transducer 6 and back end-run sensor 7 just can give central control unit 3 transmission of signal; corresponding control action made by central control unit 3, and centered by cut-offing protecting switch 4 and 24V Switching Power Supply 5, controller 3 provides power supply.
Further, as preferably, described central control unit 3 comprises 5V mu balanced circuit 13, protection circuit 14, RS485 circuit 15, main control chip 16, wherein, what 5V mu balanced circuit 13 adopted is LM2596S-5.0 adjusting and voltage-reduction switch power supply chip, maximum input 45V, exports 5V, is mainly the 5V voltage that central control unit provides stable; Protection circuit 14 is divided into current foldback circuit and isolation protective circuit, and current foldback circuit adopts MF-NSMF110-2 resettable fuse, mainly prevents the situation such as short circuit or overload; Isolation protective circuit adopts PC817C light-coupled isolation chip, mainly prevents big current element adverse current from burning out central control unit; RS485 circuit 15 adopts special RS485 interface driver chip 75LBC184, and the main RS485 that maintains stablizes communication; Main control chip 16 adopts STC12C5A60S2 enhancement mode 51 single-chip microcomputer, be monoblock central control unit core.
Further; as preferably; described cut-offing protecting switch 4 adopts YBLX-ME/8108 travel switch; volume 21mm*55mm; exchange maximum withstand voltage 380V, maximum current 0.8A, Main Function is when police material evidence management cabinet skids off track extremely; travel switch is cutting system general supply immediately, protection whole system.
Further, as preferably, described front end-run transducer 6, employing be YBLX-ME/8108 travel switch, when police material evidence management cabinet slides into front end desired location, a level signal can be fed back to central control unit; Described back end-run sensor 7, employing be E3S-GS15N optoelectronic switch, input voltage 10-24V(DC), maximum current 100mA, when police material evidence management cabinet controller slides into rear end desired location, can feed back a level signal to central control unit.
Further, as preferably, described lamp bar circuit 12 comprises RS485 circuit 17, control chip 18, LED 19, RS485 circuit adopts special RS485 interface driver chip 75LBC184, main and central control unit 3 carries out communication, control chip 18 adopts STC89C52 enhancement mode 51 single-chip microcomputer, the instruction accepting central control unit 3 controls the light on and off of diverse location LED, LED 19 adopts the high-grade red-light LED of F5, lamp pearl diameter 5mm, operating voltage 2.1-1.3V, maximum current 20mA, the drawer that on main instruction police material evidence management cabinet, difference is numbered and window.
Described cut-offing protecting switch 4, front end-run transducer 6, back end-run sensor 7, action button 8, fan 9 are commercially available common components.
Compared with prior art, beneficial effect of the present invention is:
1. a police material evidence management cabinet controller can control material evidence management cabinet and automatically moves, and verification management cabinet moves, and improves the convenience that exhibit extracts.
2. a police material evidence management cabinet controller is simple to operation, accurately can identify drawer and the window of different numbering on instruction police material evidence management cabinet, in operation, automatically eliminate deviation.
3. computer technology and embedded technology combine by a police material evidence management cabinet controller, multiple abnormality processing measure mechanism is carried out reasonable coordination, effectively reduces stop time and the maintenance times of card management cabinet, cut operating costs.
Accompanying drawing explanation
Fig. 1 is anatomical connectivity schematic diagram of the present invention;
Fig. 2 is the 5V voltage-stabilized power supply circuit schematic diagram of central control unit of the present invention;
Fig. 3 is the interface circuit schematic diagram of central control unit of the present invention;
Fig. 4 is the isolation protective circuit schematic diagram of central control unit of the present invention;
Fig. 5 is the main control chip circuit theory diagrams of central control unit of the present invention;
Fig. 6 is the RS485 circuit theory diagrams of central control unit of the present invention;
Fig. 7 is power circuit principle figure of the present invention;
Fig. 8 is control chip circuit theory diagrams of the present invention;
Fig. 9 is LED lamp circuit schematic diagram of the present invention;
Figure 10 is RS485 circuit theory diagrams of the present invention;
In figure: 1-computing machine, 2-USB turn RS485 module, 3-central control unit, 4-cut-offing protecting switch, 5-24V Switching Power Supply, 6-front end-run transducer, 7-back end-run sensor, 8-action button, 9-fan, 10-driving stepper motor, 11-stepper motor, 12-lamp bar circuit, 13-5V mu balanced circuit, 14-protection circuit, 15-RS485 circuit, 16-main control chip, 17-RS485 circuit, 18-control chip, 19-LED lamp.
Embodiment
Below in conjunction with the embodiment of the present invention and accompanying drawing, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
embodiment 1
As shown in Figure 1: a kind of police material evidence management cabinet controller comprises computing machine 1, USB turns RS485 module 2, central control unit 3, cut-offing protecting switch 4,24V Switching Power Supply 5, front end-run transducer 6, back end-run sensor 7, action button 8, fan 9, driving stepper motor 10, stepper motor 11, lamp bar circuit 12.Computing machine 1 turns RS485 module 2 and central control unit 3 communication by USB, the signal that the instruction of central control unit 3 receiving computer 1 or action button 8 are transmitted, and controls fan 9, stepper motor 11 and lamp bar circuit 12; Front end-run transducer 6 and back end-run sensor 7 are placed on front-end and back-end desired location corresponding to guide rail; police material evidence management cabinet moves to desired location; front end-run transducer 6 and back end-run sensor 7 just can give central control unit transmission of signal; corresponding control action made by central control unit 3, and centered by cut-offing protecting switch 4 and 24V Switching Power Supply 5, controller 3 provides power supply.
embodiment 2
As shown in Figure 1: a kind of police material evidence management cabinet controller comprises computing machine 1, USB turns RS485 module 2, central control unit 3, cut-offing protecting switch 4,24V Switching Power Supply 5, front end-run transducer 6, back end-run sensor 7, action button 8, fan 9, driving stepper motor 10, stepper motor 11, lamp bar circuit 12.Computing machine 1 turns RS485 module 2 and central control unit 3 communication by USB, the signal that the instruction of central control unit 3 receiving computer 1 or action button 8 are transmitted, and controls fan 9, stepper motor 11 and lamp bar circuit 12; Front end-run transducer 6 and back end-run sensor 7 are placed on front-end and back-end desired location corresponding to guide rail, police material evidence management cabinet moves to desired location, front end-run transducer 6 and back end-run sensor 7 just can give central control unit transmission of signal, and corresponding control action made by central control unit 3.
Central control unit 3 comprises 5V mu balanced circuit 13, protection circuit 14, RS485 circuit 15, main control chip 16.What 5V mu balanced circuit 13 adopted is LM2596S-5.0 adjusting and voltage-reduction switch power supply chip, maximum input 45V, exports 5V, is mainly the 5V voltage that central control unit provides stable; Protection circuit 14 is divided into overcurrent protection and insulation blocking, overcurrent protection adopts MF-NSMF110-2 resettable fuse, mainly prevent the situation such as short circuit or overload, insulation blocking adopts PC817C light-coupled isolation chip, mainly prevents big current element adverse current from burning out central control unit 3; RS485 circuit 15 adopts special RS485 interface driver chip 75LBC184, and the main RS485 that maintains stablizes communication; Main control chip 16 adopts STC12C5A60S2 enhancement mode 51 single-chip microcomputer, be monoblock central control unit core.Described cut-offing protecting switch 4 adopts YBLX-ME/8108 travel switch, volume 21mm*55mm, exchanges maximum withstand voltage 380V; maximum current 0.8A; Main Function is when police material evidence management cabinet skids off track extremely, and travel switch is cutting system general supply immediately, protection whole system.Described front end-run transducer 6, employing be YBLX-ME/8108 travel switch, when police material evidence management cabinet controller slides into front end desired location, a level signal can be fed back to central control unit; Described back end-run sensor 7, employing be E3S-GS15N optoelectronic switch, input voltage 10-24V(DC), maximum current 100mA, when police material evidence management cabinet controller slides into rear end desired location, can feed back a level signal to central control unit.Described lamp bar circuit 12 comprises RS485 circuit 17, control chip 18, LED 19, RS485 circuit adopts special RS485 interface driver chip 75LBC184, main and central control unit 3 carries out communication, control chip 18 adopts STC89C52 enhancement mode 51 single-chip microcomputer, the instruction accepting central control unit 3 controls the light on and off of diverse location LED, LED 19 adopts the high-grade red-light LED of F5, lamp pearl diameter 5mm, operating voltage 2.1-1.3V, maximum current 20mA, the drawer that on main instruction police material evidence management cabinet, difference is numbered and window.
As shown in Figure 2: central control unit comprises 5V voltage-stabilized power supply circuit, interface circuit, isolation protective circuit, main control chip circuit, RS485 circuit.The 24V(DC of Switching Power Supply) voltage input, connect 1N5819 diode, by MF-NSMF110-2 resettable fuse, access LM2596-5.0 switching power circuit, the stable power supply exporting 5V, efficiently solves reversal connection, short circuit and overload three kinds of abnormal conditions.
Interface circuit carries out port mainly through N-channel MOS pipe LBSS138LT1G and expands stream, strengthens the driving force of port.Isolation protective circuit, interface end is larger voltage 24V power supply, and control end is system 5V power supply, and transmission of signal is carried out by PC817C light-coupled isolation chip in centre, efficiently solves the stable of control system.
Main control chip circuit, adopts STC12C5A60S2 chip, comprises reset circuit, with crossing electrification reset;
Vibrating circuit, adopts 11.0592MHz crystal oscillator as oscillation source; Arrange the address of this controller with toggle switch, with eeprom chip AT24C02 conduct, external information stores;
RS485 circuit, is mainly divided into two passages, a passage and computer communication, another passage and the communication of lamp bar circuit.
As shown in Figure 3: lamp bar circuit comprises power circuit, control chip circuit, RS485 circuit, LED lamp circuit.Power supply 24V(CD) input, by MF-NSMF110-2 resettable fuse, access MC34063ACD-TR switching power circuit, safety, stable output 5V voltage; Control chip circuit, adopts STC89C52 chip, comprises reset circuit, with crossing electrification reset, vibrating circuit, adopting 11.0592MHz crystal oscillator as oscillation source, arranging the address of this controller with toggle switch; RS485 circuit, adopt RS485 interface driver chip 75LBC184, main and central control unit carries out communication, LED lamp circuit, be provided with the driving circuit of 19 LED, different police material evidence can be had more manage cabinet and connect the LED of diverse location, control the light on and off of different LED lamp, indicate police material evidence to manage drawer and the window of different numbering on cabinet.
The present invention is by providing a kind of police material evidence management cabinet controller, and this police material evidence management cabinet controller can control material evidence management cabinet and automatically move, and verification management cabinet moves, and improves the convenience that exhibit extracts; This police material evidence management cabinet controller is simple to operation, accurately can identify drawer and the window of different numbering on instruction police material evidence management cabinet, in operation, automatically eliminate deviation; Computer technology and embedded technology combine by this police material evidence management cabinet controller, multiple abnormality processing measure mechanism is carried out reasonable coordination, effectively reduces stop time and the maintenance times of card management cabinet, cut operating costs.
Finally, above embodiment and accompanying drawing are only in order to illustrate technical scheme of the present invention and unrestricted, although by above-described embodiment to invention has been detailed description, but those skilled in the art are to be understood that, various change can be made to it in the form and details, and not depart from claims of the present invention limited range.
Claims (5)
1. a police material evidence management cabinet controller, is characterized in that: police material evidence management cabinet controller comprises computing machine (1), USB turns RS485 module (2), central control unit (3), cut-offing protecting switch (4), 24V Switching Power Supply (5), front end-run transducer (6), back end-run sensor (7), action button (8), fan (9), driving stepper motor (10), stepper motor (11) and lamp bar circuit (12); Wherein, described computing machine (1) turns RS485 module (2) and central control unit (3) communication by USB, the instruction of central control unit (3) receiving computer (1) or the operation signal of action button (8), control fan (9), stepper motor (11) and lamp bar circuit (12); Front end-run transducer (6) and back end-run sensor (7) are placed on front-end and back-end desired location corresponding to guide rail, when police material evidence management cabinet moves to desired location, front end-run transducer (6) and back end-run sensor (7) are to central control unit transmission of signal, and control action made by central control unit (3); Centered by cut-offing protecting switch (4) and 24V Switching Power Supply (5), controller (3) provides power supply.
2. one according to claim 1 police material evidence management cabinet controller, is characterized in that: described central control unit (3) comprises 5V mu balanced circuit (13), protection circuit (14), RS485 circuit (15), main control chip (16); Wherein, centered by 5V mu balanced circuit (13), controller (3) provides stable 5V voltage, employing be LM2596S-5.0 adjusting and voltage-reduction switch power supply chip, maximum input 45V, export 5V; Protection circuit (14) is divided into current foldback circuit and isolation protective circuit, and current foldback circuit adopts MF-NSMF110-2 resettable fuse, prevents short circuit or overload; Isolation protective circuit adopts PC817C light-coupled isolation chip, prevents big current element adverse current from burning out central control unit; RS485 circuit (15) adopts RS485 interface driver chip 75LBC184, maintains RS485 and stablizes communication; The core of controller (13) centered by main control chip (16), adopts STC12C5A60S2 enhancement mode 51 single-chip microcomputer.
3. one according to claim 1 police material evidence management cabinet controller, is characterized in that: described cut-offing protecting switch (4) adopts YBLX-ME/8108 travel switch, and volume 21mm*55mm, exchanges maximum withstand voltage 380V, maximum current 0.8A.
4. one according to claim 1 police material evidence management cabinet controller, it is characterized in that: described front end-run transducer (6), what adopt is YBLX-ME/8108 travel switch, when police material evidence management cabinet slides into front end desired location, feed back a level signal to central control unit; Described back end-run sensor (7), employing be E3S-GS15N optoelectronic switch, input voltage 10-24V(DC), maximum current 100mA, when police material evidence management cabinet slides into rear end desired location, feeds back a level signal to central control unit.
5. one according to claim 1 police material evidence management cabinet controller, is characterized in that: described lamp bar circuit (12) comprises RS485 circuit (17), control chip (18), LED (19); Wherein, RS485 circuit adopts special RS485 interface driver chip 75LBC184, main and central control unit (3) carries out communication, control chip (18) adopts STC89C52 enhancement mode 51 single-chip microcomputer, and the instruction accepting central control unit (3) controls the light on and off of diverse location LED, and LED (19) adopts the high-grade red-light LED of F5, lamp pearl diameter 5mm, operating voltage 2.1-1.3V, maximum current 20mA, indicate police material evidence to manage drawer and the window of different numbering on cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510831884.XA CN105334776A (en) | 2015-11-25 | 2015-11-25 | Police material evidence management cabinet body controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510831884.XA CN105334776A (en) | 2015-11-25 | 2015-11-25 | Police material evidence management cabinet body controller |
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| Publication Number | Publication Date |
|---|---|
| CN105334776A true CN105334776A (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510831884.XA Pending CN105334776A (en) | 2015-11-25 | 2015-11-25 | Police material evidence management cabinet body controller |
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Citations (9)
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|---|---|---|---|---|
| GB384989A (en) * | 1930-03-17 | 1932-12-15 | Flambo | Filing cabinet device mounted on a carriage |
| GB815918A (en) * | 1955-03-26 | 1959-07-01 | Italiana Macchine Aziendali Fa | Cabinet having positionable containers with drawers containing printing plates or similar articles for address-printing machines |
| US20070108222A1 (en) * | 2005-10-14 | 2007-05-17 | Collins Bryan A | Product transport system for a vending machine |
| CN202525520U (en) * | 2012-04-06 | 2012-11-14 | 浙江机电职业技术学院 | Note and certificate managing cabinet |
| CN202842856U (en) * | 2012-05-07 | 2013-04-03 | 昆明信诺莱伯科技有限公司 | A digital document management cabinet |
| CN203152986U (en) * | 2013-01-06 | 2013-08-28 | 宋海南 | Student file management cabinet in colleges and universities |
| CN203376795U (en) * | 2013-07-30 | 2014-01-01 | 厦门晟阳科技有限公司 | Intelligent arms locker |
| CN103637571A (en) * | 2013-12-26 | 2014-03-19 | 赵俊泽 | Intelligent storage cabinet |
| CN204273739U (en) * | 2014-11-14 | 2015-04-22 | 济宁职业技术学院 | Electric controlled sliding dynamic formula file management cabinet |
-
2015
- 2015-11-25 CN CN201510831884.XA patent/CN105334776A/en active Pending
Patent Citations (9)
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| GB384989A (en) * | 1930-03-17 | 1932-12-15 | Flambo | Filing cabinet device mounted on a carriage |
| GB815918A (en) * | 1955-03-26 | 1959-07-01 | Italiana Macchine Aziendali Fa | Cabinet having positionable containers with drawers containing printing plates or similar articles for address-printing machines |
| US20070108222A1 (en) * | 2005-10-14 | 2007-05-17 | Collins Bryan A | Product transport system for a vending machine |
| CN202525520U (en) * | 2012-04-06 | 2012-11-14 | 浙江机电职业技术学院 | Note and certificate managing cabinet |
| CN202842856U (en) * | 2012-05-07 | 2013-04-03 | 昆明信诺莱伯科技有限公司 | A digital document management cabinet |
| CN203152986U (en) * | 2013-01-06 | 2013-08-28 | 宋海南 | Student file management cabinet in colleges and universities |
| CN203376795U (en) * | 2013-07-30 | 2014-01-01 | 厦门晟阳科技有限公司 | Intelligent arms locker |
| CN103637571A (en) * | 2013-12-26 | 2014-03-19 | 赵俊泽 | Intelligent storage cabinet |
| CN204273739U (en) * | 2014-11-14 | 2015-04-22 | 济宁职业技术学院 | Electric controlled sliding dynamic formula file management cabinet |
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| Title |
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| 刘凤等: "智能物证管理系统研究", 《机械与电子》 * |
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Application publication date: 20160217 |
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