CN108205269A - A kind of shield door, shielding cabinet position limitation protection and preventing damage gating circuit - Google Patents
A kind of shield door, shielding cabinet position limitation protection and preventing damage gating circuit Download PDFInfo
- Publication number
- CN108205269A CN108205269A CN201611164779.6A CN201611164779A CN108205269A CN 108205269 A CN108205269 A CN 108205269A CN 201611164779 A CN201611164779 A CN 201611164779A CN 108205269 A CN108205269 A CN 108205269A
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- CN
- China
- Prior art keywords
- circuit
- microcontroller
- motor
- resistance
- logic gates
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- G05B19/0428—Safety, monitoring
-
- 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
- G05B2219/24—Pc safety
- G05B2219/24024—Safety, surveillance
Abstract
The present invention provides a kind of shield door, shielding cabinet position limitation protection and preventing damage gating circuit; including microcontroller, limit switch circuit, sample circuit, motor circuit and logic gates; microcontroller is connect respectively with limit switch circuit, sample circuit, motor circuit and logic gates; sample circuit is connect with logic gates, and logic gates is connect with motor circuit；Limit switch circuit is used to door latched position and open position being transferred to microcontroller, sample circuit is used to sample the motor action location information that the door location information that microcontroller transmission comes comes with motor circuit transmission and compare, comparing result is transferred to microcontroller through analog-to-digital conversion, and logic gates is used to receive the signal of microcontroller transmission and according to the break-make of signal control motor circuit.The present invention has carried out position limitation protection to motor and lockable mechanism, improves the service life of motor and lockable mechanism；Also there is preventing damage, play a protective role to personnel in maloperation, prevent unnecessary personnel's industrial injury event.
Description
Technical field
The present invention relates to shield door, shielding cabinet limit protection system more particularly to a kind of shield door, shielding cabinet position limitation protections
And preventing damage gating circuit.
Background technology
A series of products of shielding cabinet need to meet the needs of all kinds of to shield door configuration of user, have that shield effectiveness is high,
The advantages of versatility is good, firm in structure durable, and communications and liaison configuration is flexible.The kind equipment is suitable for the shielding computer room, dark of various specifications
Room and the use of top secret meeting room and other shielding constructions, can meet the electromagnetic information security protection of shielding construction room will
It asks.Wherein, the shield effectiveness of shield door need to meet national BMB3-1999《The technology for handling the electromagnetic shielding chamber of classified information will
Summation test method》" C " grade standard.
Current shield door, shielding cabinet cannot close the operating of motor in door in time afterwards in place, cause motor damage and
The damage of lockable mechanism.Safeguard measure is also not provided with to personnel in shutdown action carries out, causes safety poor.Therefore, it needs
A kind of shield door, shielding cabinet limit protection system are designed, the lockable mechanism of electronic series can be protected, prevent door in place
Motor is also operating afterwards, causes the damage of motor and the damage of lockable mechanism, is provided simultaneously with preventing damage function, can be acted in shutdown
Personnel are protected in traveling process.
Invention content
The technical problem to be solved by the present invention is to overcome the existing defects, provides a kind of shield door, shielding cabinet position limitation protection
And preventing damage gating circuit, carried out position limitation protection to motor and lockable mechanism prevents personnel from crushing in the process simultaneously.
In order to solve the above technical problem, the present invention provides following technical solutions：
A kind of shield door, shielding cabinet position limitation protection and preventing damage gating circuit, including microcontroller, limit switch circuit, are adopted
Sample circuit, motor circuit and logic gates, microcontroller and limit switch circuit, sample circuit, motor circuit and logic gate electricity
Road connects respectively, and sample circuit is connect with logic gates, and logic gates is connect with motor circuit；Limit switch circuit is used for
Door latched position and open position are transferred to microcontroller, sample circuit is used for the door location information that microcontroller transmission comes and electricity
The motor action location information sampling comparison that machine circuit transmission is come, comparing result are transferred to microcontroller, logic gate through analog-to-digital conversion
Circuit is used to receive the signal of microcontroller transmission and according to the break-make of signal control motor circuit.
Further, microcontroller is used to detect whether barrier there are personnel by LED, then pass through logic gates control
Motor circuit break-make processed.
Further, microcontroller X8M06-C.
Further, limit switch circuit includes the limit switch of at least three parallel connection.
Further, sample circuit includes dual operational amplifier, dual operational amplifier LM358.
Further, logic gates includes the diode and triode of multiple parallel connections.
Beneficial effects of the present invention：
The present invention has carried out position limitation protection to motor and lockable mechanism, improves the service life of motor and lockable mechanism；
The present invention also has the function of preventing damage, plays a protective role to personnel in maloperation, prevents unnecessary personnel's industrial injury event.
Description of the drawings
Attached drawing is used to provide further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
Example is applied together for explaining the present invention, is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the schematic diagram that the microcontroller of the present invention is connect with limit switch circuit, sample circuit；
Fig. 2 is the motor circuit schematic diagram of the present invention；
Fig. 3 is the regulator circuit schematic diagram of the present invention；
Fig. 4 is the logic gates schematic diagram of the present invention.
Specific embodiment
The preferred embodiment of the present invention is illustrated below in conjunction with attached drawing, it should be understood that preferred reality described herein
It applies example to be merely to illustrate and explain the present invention, be not intended to limit the present invention.
A kind of shield door of the present invention, shielding cabinet position limitation protection and preventing damage gating circuit, as shown in Figs 1-4, including monolithic
Machine 1 (U1, X8M06-C), limit switch circuit 2, sample circuit 3, motor circuit 4 and logic gates 5, microcontroller 1 and limiting
Switching circuit 2, sample circuit 3, motor circuit 4 and logic gates 5 connect respectively, and sample circuit 3 connects with logic gates 5
It connects, logic gates 5 is connect with motor circuit 4；Limit switch circuit 2 is used to door latched position and open position being transferred to list
Piece machine 1, sample circuit 3 are used for the door location information for transmitting microcontroller 1 to come and transmit the motor action position come with motor circuit 4
Intelligence sample compares, and comparing result is transferred to microcontroller 1 through analog-to-digital conversion, and logic gates 5 is used to receive the transmission of microcontroller 1
Signal and according to the break-make of signal control motor circuit 4.Microcontroller 1 is additionally operable to detect whether that there are personnel's by LED DB1
Barrier, then 4 break-make of motor circuit is controlled by logic gates 5.As shown in Figure 1, regulator circuit 6 is further included, containing there are two
Three terminal regulator uses for exporting fixed voltage for foregoing circuit.
As shown in Figure 1, limit switch circuit 2 includes limit switch K4-K7, resistance R16, R39, R40, R41, resistance R27-
R30, limit switch K4 connection resistance R41 one end, resistance R27 one end, resistance R41 other ends connection resistance R40 one end, resistance
R39 one end, resistance R16 one end, voltage+5V, resistance R27 the other end connection microcontroller 1 pin 12, the resistance R40 other ends
One end of limit switch K5, resistance R28 are connected, the pin 13 of the other end connection microcontroller 1 of resistance R28, resistance R39's is another
One end of end connection limit switch K6, resistance R29, the pin 14 of the other end connection microcontroller 1 of resistance R29, resistance R16 are another
One end of end connection limit switch K7, resistance R30, the pin 15 of the other end connection microcontroller 1 of resistance R30.
As shown in Figure 1, sample circuit 3 include dual operational amplifier U2B (LM358), resistance R4, resistance R59, resistance R2,
Resistance R9, resistance R8, resistance R63, capacitance C3, capacitance C30, pin 5 (+) connection capacitance C3 one end of dual operational amplifier U2B,
Resistance R2 one end, capacitance C3 other ends connection resistance R59 one end and ground connection, resistance R59 other ends connection dual operational amplifier U2B
Pin 6 (-), resistance R4 one end, (connection of ADC output terminals is single for the pin 7 of resistance R4 other ends connection dual operational amplifier U2B
The pin 38 of piece machine 1), the pin 37 of microcontroller 1, resistance R2 other ends connection resistance R8 one end, resistance R63 one end, resistance R8
Other end connection capacitance C30 one end, resistance R9 one end, microcontroller 1 pin 31 (OAI), resistance R9 other ends connection voltage+
5V, resistance the R63 other end connect the capacitance C30 other ends and ground connection.
As shown in Fig. 2, motor circuit 4 includes motor P11 (W), motor P18 (V), motor P9 (U), resistance R56-R58, electricity
Hinder R52-R54, capacitance C16-C18, resistance R57 one end connection motor P9, resistance R54 one end, resistance R57 other ends connection resistance
The R56 other ends, the resistance R58 other ends, voltage+5V, resistance R56 one end connection motor P18, resistance R52 one end, resistance R58 mono-
End connection motor P11, resistance R53 one end, resistance R54 other ends connection capacitance C18 one end, microcontroller 1 44 (HALL- of pin
U), resistance R52 other ends connection capacitance C17 one end, microcontroller 1 pin 8 (HALL-V), resistance R53 other ends connection capacitance
C16 one end, the pin 7 (HALL-W) of microcontroller 1, the capacitance C16 other ends connection capacitance C17 other ends, the capacitance C18 other ends and
Ground connection.
As shown in figure 4, logic gates 5 includes the identical logic gates of three groups of circuit structures, first group includes resistance
RA1, resistance RA3, resistance RA4, resistance RA11, resistance RA8, resistance RA2, resistance RA5, resistance RA9, resistance RA14, resistance
RA6, resistance RA7, resistance RA10, capacitance CA1, capacitance CA2, capacitance CA5, capacitance C20, capacitance CA3, capacitance CA4, diode
DA1, diode DA2, triode PA1, triode NA1, triode PA2, triode PA3, triode NA2, triode NA3, field
Effect pipe V1, V3, resistance RA1 one end connect the pin 27 of microcontroller 1, resistance RA1 other end connecting triode NA1's (5551)
Base stage, one end of the collector connection resistance RA3 of triode NA1, the base stage of triode PA1 (8550), the transmitting of triode NA1
Pole connection resistance RA2 one end, resistance RA2 other ends ground connection, cathode, the triode of the other end connection diode DA1 of resistance RA3
The emitter of PA1, the anode of capacitance CA2, one end of the anode connection capacitance CA1 of diode DA1, voltage+12V, capacitance CA1's
The other end is grounded, and the collector of triode PA1 connects the base of the anode of diode DA2, one end of resistance RA5, triode PA2
Pole, one end of the cathode connection resistance RA4 of diode DA2, the other end connection resistance RA11 of resistance RA4, the hair of triode PA2
One end of emitter-base bandgap grading, capacitance CA3, the other end of the collector connection resistance RA5 of triode PA2, cathode, the resistance of capacitance CA2
RA10 one end, the other end of capacitance CA3, the source electrode of field-effect tube V1, the drain electrode of field-effect tube V3, motor P9 (U), resistance RA11
The grid of other end connection field-effect tube V1, drain electrode connection voltage+24V, one end of capacitance CA5, the capacitance C20 of field-effect tube V1
Anode, the negativing ending grounding of capacitance C20, source electrode, one end of capacitance CA4, the resistance of the other end connection field-effect tube V3 of capacitance CA5
The other end of RA10, one end of other end connection resistance RA14 of capacitance CA4, the collector of triode NA3, resistance RA9 one
End, the grid of the other end connection field-effect tube V3 of resistance RA14, the emitter ground connection of triode NA3, the base stage of triode NA3
One end of connection resistance RA7, one end of the other end connection resistance RA5 of resistance RA7, the pin 26 of microcontroller 1, resistance RA5's
The emitter of other end connecting triode NA2, the collector connection of base stage the connection voltage+5V, triode NA2 of triode NA2
One end of resistance RA8, the base stage of triode PA3, the other end connection voltage+15V of resistance RA8, the emitter of triode PA3,
The other end of the collector connection resistance RA9 of triode PA3.Second and third group of logic gates is identical structure with first group,
In in second group of logic gates resistance RB1 one end connection microcontroller pin 25, the node connection between resistance RB6, RB7 is single
The pin 24 of piece machine 1, the node connection motor P18 between the drain electrode of the source electrode and V7 of field-effect tube V5, the other end of capacitance CB5
It is connect with the other end of capacitance CA5 in first group；The pin of resistance RC1 one end connection microcontroller in third group logic gates
23, the pin 22 of the node connection microcontroller 1 between resistance RC6, RC7, between the drain electrode of the source electrode and V11 of field-effect tube V9
Node connects motor P11, and the other end of capacitance CC5 is connect with the other end of capacitance CB5 in second group, the other end of capacitance CA5,
The other end of capacitance CB5 is all connected with sample circuit 3 with the other end of capacitance CC5.
As shown in Figure 1, the pin 1 of microcontroller 1 connects the pin 2 of programming pad J1, the pin 2 of microcontroller 1 connects programming
The pin 3 of pad J1, resistance R5 one end, the anode of resistance R5 other ends connection LED DB1, cathode connect GND (programming pad J1's
Pin 6), the pin 3 of microcontroller 1 connects the pin 4 of programming pad J1, resistance R1 one end, capacitance C8 one end, the resistance R1 other ends
Voltage+5V, capacitance C8 other ends ground connection are met, the pin 6 of microcontroller 1 connects the pin 5 of programming pad J1, the pin 9 of microcontroller
One end of capacitance C9 is connected, the other end of capacitance C9 connects the pin 10 of microcontroller, one end of capacitance C6 and ground connection, capacitance C6's
The other end connects pin 11, the voltage+5V of microcontroller, and the pin 32 of microcontroller 1 connects one end of capacitance C1, voltage+5V, capacitance
The pin 33 and ground connection, the pin 34 of microcontroller 1 of the other end connection microcontroller 1 of C1 connect one end of resistance R44, resistance R44
One end of other end connection resistance R7, one end of capacitance C7, one end of resistance R19, resistance R5 one end, resistance R7's is another
Terminate VCC, the other end of other end connection resistance R19, the other end of resistance R5 and the ground connection of capacitance C7.
As shown in figure 3, regulator circuit 6 includes three terminal regulator U2 (7812) and three terminal regulator U3 (7805), three ends are steady
One end of voltage input end Vin (1) the connection resistance R40 of depressor U2 (7812), the anode of capacitance C44, the other end of resistance R40
The GND ends (2) of the negative terminal connection three terminal regulator U2 of connection+24V, capacitance C44 and ground connection, the voltage output of three terminal regulator U2
Vout (3) connection+12V is held, for voltage 24V to be down to 12V, stablizes and is defeated by circuit use.Three terminal regulator U3's (7805)
One end of voltage input end Vin (1) connection+12V, capacitance C9, the GND ends of the other end connection three terminal regulator U3 of capacitance C9
(2), the negative terminal of capacitance C10 and ground connection, voltage output end Vout (3), the voltage of the anode connection three terminal regulator U3 of capacitance C10
+ 5V for voltage 12V to be down to 5V, stablizes and is defeated by circuit use.
The operation principle of the present invention：By installing multiple limit switches, limit switch circuit inside shield door, shielding cabinet
Door latched position and open position are transferred to microcontroller, sample circuit is electric with motor by the door location information that microcontroller transmission comes
The motor action location information sampling comparison that the transmission of road 4 comes, when motor action to latched position, microcontroller signals to logic
Gate circuit makes motor in motor circuit be stopped；When motor action to door open position, microcontroller signals to logic gate
Circuit makes motor in motor circuit be stopped.In door machine action process, microcontroller 1 detects whether that there are personnel by LED
Barrier, in case of personnel barrier when, signal to logic gates, control door machine is stopped.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although with reference to aforementioned reality
Example is applied the present invention is described in detail, it for those skilled in the art, still can be to aforementioned each implementation
Technical solution recorded in example modifies or carries out equivalent replacement to which part technical characteristic.All essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (6)
1. a kind of shield door, shielding cabinet position limitation protection and preventing damage gating circuit, it is characterised in that：Including microcontroller (1), limiting
Switching circuit (2), sample circuit (3), motor circuit (4) and logic gates (5), the microcontroller (1) and limit switch electricity
Road (2), sample circuit (3), motor circuit (4) and logic gates (5) connect respectively, sample circuit (3) and logic gates
(5) it connects, logic gates (5) is connect with motor circuit (4)；The limit switch circuit (2) for by door latched position with
Open position is transferred to microcontroller (1), and sample circuit (3) is for electric by the door location information that microcontroller (1) transmission comes and motor
The motor action location information sampling comparison that road (4) transmission comes, comparing result are transferred to microcontroller (1), logic through analog-to-digital conversion
Gate circuit (5) for receive microcontroller (1) transmission signal and according to the break-make of signal control motor circuit (4).
2. shield door according to claim 1, shielding cabinet position limitation protection and preventing damage gating circuit, it is characterised in that：Institute
It states microcontroller (1) and detects whether barrier there are personnel for passing through LED, then pass through logic gates (5) and control motor electricity
Road (4) break-make.
3. shield door according to claim 1, shielding cabinet position limitation protection and preventing damage gating circuit, it is characterised in that：Institute
Microcontroller (1) is stated as X8M06-C.
4. shield door according to claim 1, shielding cabinet position limitation protection and preventing damage gating circuit, it is characterised in that：Institute
State the limit switch that limit switch circuit (2) includes at least three parallel connection.
5. shield door according to claim 1, shielding cabinet position limitation protection and preventing damage gating circuit, it is characterised in that：Institute
It states sample circuit (3) and includes dual operational amplifier, dual operational amplifier LM358.
6. shield door according to claim 1, shielding cabinet position limitation protection and preventing damage gating circuit, it is characterised in that：Institute
State diode and triode that logic gates (5) includes multiple parallel connections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611164779.6A CN108205269A (en) | 2016-12-16 | 2016-12-16 | A kind of shield door, shielding cabinet position limitation protection and preventing damage gating circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611164779.6A CN108205269A (en) | 2016-12-16 | 2016-12-16 | A kind of shield door, shielding cabinet position limitation protection and preventing damage gating circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108205269A true CN108205269A (en) | 2018-06-26 |
Family
ID=62601335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611164779.6A Pending CN108205269A (en) | 2016-12-16 | 2016-12-16 | A kind of shield door, shielding cabinet position limitation protection and preventing damage gating circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108205269A (en) |
Citations (9)
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|---|---|---|---|---|
| CN200992923Y (en) * | 2006-12-29 | 2007-12-19 | 上海市闸北区中小学科技指导站 | Safety subway screen door |
| CN202600719U (en) * | 2012-03-29 | 2012-12-12 | 上海商格信息科技有限公司 | A RFID entire box channel shielding door |
| CN202624208U (en) * | 2012-04-28 | 2012-12-26 | 上海工程技术大学 | Person-clamping-preventing monitoring system of metro platform shielding door |
| CN202669803U (en) * | 2012-07-17 | 2013-01-16 | 济宁科力光电产业有限责任公司 | Switching signal receiving device for cable-broken self-detecting shielding barrier |
| CN103643851A (en) * | 2013-11-30 | 2014-03-19 | 四川久远新方向智能科技有限公司 | Door control unit of rail transit shielding door control system |
| CN203570078U (en) * | 2013-11-30 | 2014-04-30 | 四川久远新方向智能科技有限公司 | Rail transit shield gate control system with multiple control sources |
| CN105089407A (en) * | 2014-05-23 | 2015-11-25 | 株洲南车时代电气股份有限公司 | Door control device, system and method suitable for shield door and safety door |
| CN204980909U (en) * | 2015-09-02 | 2016-01-20 | 舒泳军 | Automatic electric cabinet of hoist |
| US20160102490A1 (en) * | 2014-10-14 | 2016-04-14 | Skidata Ag | Method and system for increasing the safety in the boarding area and for optimizing usage of the capacity in transport means which comprise at least one locally fixed boarding area |
-
2016
- 2016-12-16 CN CN201611164779.6A patent/CN108205269A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200992923Y (en) * | 2006-12-29 | 2007-12-19 | 上海市闸北区中小学科技指导站 | Safety subway screen door |
| CN202600719U (en) * | 2012-03-29 | 2012-12-12 | 上海商格信息科技有限公司 | A RFID entire box channel shielding door |
| CN202624208U (en) * | 2012-04-28 | 2012-12-26 | 上海工程技术大学 | Person-clamping-preventing monitoring system of metro platform shielding door |
| CN202669803U (en) * | 2012-07-17 | 2013-01-16 | 济宁科力光电产业有限责任公司 | Switching signal receiving device for cable-broken self-detecting shielding barrier |
| CN103643851A (en) * | 2013-11-30 | 2014-03-19 | 四川久远新方向智能科技有限公司 | Door control unit of rail transit shielding door control system |
| CN203570078U (en) * | 2013-11-30 | 2014-04-30 | 四川久远新方向智能科技有限公司 | Rail transit shield gate control system with multiple control sources |
| CN105089407A (en) * | 2014-05-23 | 2015-11-25 | 株洲南车时代电气股份有限公司 | Door control device, system and method suitable for shield door and safety door |
| US20160102490A1 (en) * | 2014-10-14 | 2016-04-14 | Skidata Ag | Method and system for increasing the safety in the boarding area and for optimizing usage of the capacity in transport means which comprise at least one locally fixed boarding area |
| CN204980909U (en) * | 2015-09-02 | 2016-01-20 | 舒泳军 | Automatic electric cabinet of hoist |
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Application publication date: 20180626 |
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| RJ01 | Rejection of invention patent application after publication |