CN205862508U - There is the fire alarm control system of redundancy feature - Google Patents
There is the fire alarm control system of redundancy feature Download PDFInfo
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- CN205862508U CN205862508U CN201620692315.1U CN201620692315U CN205862508U CN 205862508 U CN205862508 U CN 205862508U CN 201620692315 U CN201620692315 U CN 201620692315U CN 205862508 U CN205862508 U CN 205862508U
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Abstract
This utility model belongs to fire alarm control system technical field, relate to the fire alarm control system with redundancy feature, including bus and the controller one and the controller two that are separately positioned on bus two ends, smoke detector it is provided with in bus, controller one and controller two all include CPU, transmitting-receiving code circuit, sound control circuit, LCD and relay, and transmitting-receiving code circuit, relay, LCD and sound control circuit are all connected with CPU.By technique scheme, solve fire alarm control system poor stability in prior art, unpractical problem.
Description
Technical field
This utility model belongs to fire alarm control system technical field, relate to a kind of safety good there is redundancy feature
Fire alarm control system.
Background technology
Structural fire protection safety is paid attention to by country over the years, safe in fire, guiding evacuating personnel has been rapidly, preparatively
Become most basic requirement.Train is related to the life security of a lot of people at driving process, and therefore fire alarm control system closes
Being tied to the life security of a lot of people, one controller of fire alarm system of the prior art is connected with several detectors, when
This controller breaks down when cannot use, and can cause the paralysis of whole fire alarm system, threatens the life peace of personnel
Entirely；And fire alarm system of the prior art needs four lines, two lines for the connection of detector with controller, other two
Bar is for providing power supply for detector, and structure is complicated and fault rate high, therefore, existing just, fire alarm control system exist
Poor stability, unpractical shortcoming.
Utility model content
The utility model proposes the fire alarm control system with redundancy feature, solve fire report in prior art
Alert control system poor stability, unpractical problem.
The technical solution of the utility model is achieved in that
There is the fire alarm control system of redundancy feature, including
Including bus and the controller one and the controller two that are separately positioned on described bus two ends, described bus is provided with
Smoke detector, described controller one and described controller two all include CPU, transmitting-receiving code circuit, sound control circuit, LCD and
Relay, described transmitting-receiving code circuit, described relay, LCD and described sound control circuit are all connected with described CPU.
Further, described transmitting-receiving code circuit includes electrical switch part and the transceiver part interconnected.
Further, described controller one and described controller two the most also include the LED being connected with described CPU.
Further, described controller one and described controller two the most also include the keyboard being connected with described CPU.
Further, described controller one and described controller two the most also include the memorizer being connected with described CPU.
Further, described controller one and described controller two the most also include the real-time clock being connected with described CPU.
Further, described controller one and described controller two the most also include the reset circuit being connected with described CPU.
Further, described controller one and described controller two the most also include the communicating circuit being connected with described CPU.
Further, described CPU include a CPU, latch, bidirectional isolator, isolator, trigger one, trigger two,
FLASH mono-, FLASH bis-, decoder, communication chip,
A described CPU is all connected with described latch, described bidirectional isolator, described isolator, described communication chip,
Described latch, described bidirectional isolator, described isolator are all connected with described FLASH mono-, described FLASH bis-,
Described bidirectional isolator is also all connected with described trigger one, described trigger two,
The model of a described CPU is SM59264, and the model of described latch is MM74HCT373, described two-way isolation
The model of device is MM74HC245A, and the model of described isolator is 74HCT244, and the model of described trigger one is
MM74HC273, the model of described trigger two is MM74HC273, and the model of described FLASH mono-is 62256, described FLASH bis-
Model be 29SF040A, the model of described decoder is 74HCT138, and the model of described communication chip is SD2405.
Use principle of the present utility model is:
Two controllers carry out redundancy of effort by bus, and when its middle controller one is main, controller two discharges bus
Control, vice versa；When wherein a controller breaks down, another is taken over system, is monitored system,
Two controllers mutually send live signal by the transmitting-receiving code circuit on controlling, and carry out communication.
This utility model has the beneficial effect that
1, by arranging two controllers, can avoid in existing control system when controller occur control cause whole
The paralysis of fire alarm system, when a controller breaks down or damages, an other controller can be taken over and be
System, it is ensured that fire alarm detection system properly functioning, increases the safety of control system, so that the life security of personnel obtains
To more favourable guarantee；The controller in detection system in this practicality can be that detector provides power supply, compared to existing technology
Middle detection system also needs to additionally increase power line for detector, possesses the advantage that simple in construction, practicality, and safety are high.
2, the electrical switch part in transmitting-receiving code circuit differentiates controller state, when controller one breaks down, electronics
Switch sections is in open mode, and now controller one is not sent further on signal and can not receive control to controller two, controller two
The signal of device one, can take over bus, obtains bus control right, makes control system continue normal work.Otherwise, work as controller
One when normally working, and electrical switch is closed, and now can constantly transmit signals to controller by transceiver part
Two, now controller two is in the state of release bus control right, and whole control system only has a controller to whole system
It is controlled.
3, LED is for the display of controller, and keyboard can facilitate staff to operate control system, and memorizer can
With the job information of storage control, store fire alarm information, make controller more practical；Real-time clock is aobvious for the time
Showing, controller can be resetted by reset circuit；Controller can carry out communication by communicating circuit and vehicle electronic circuit.
Accompanying drawing explanation
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is this utility model structural representation；
Fig. 2 is the wire schematic diagram of this utility model middle controller；
Fig. 3 is the circuit theory diagrams of CPU in this utility model；
Fig. 4 is keyboard and the circuit theory diagrams of LED in this utility model；
Fig. 5 is the circuit theory diagrams of LCD in this utility model；
Fig. 6 is the circuit theory diagrams of this utility model repeat circuit；
Fig. 7 is the circuit theory diagrams receiving and dispatching code circuit in this utility model；
Fig. 8 is the circuit theory diagrams of communicating circuit in this utility model；
Fig. 9 is the circuit theory diagrams of acoustics circuit in this utility model；
In figure: 1-controller one, 11-CPU, 12-receive and dispatch code circuit, 13-relay, and 14-LCD, 15-sound equipment controls electricity
Road, 16-LED, 17-keyboard, 18-memorizer, 19-real-time clock, 20-reset circuit, 21-communicating circuit, 2-bus, 3-smog
Detector, 4-controller two.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
As shown in Fig. 1-Fig. 9, the fire alarm control system with redundancy feature that the utility model proposes, including
Including bus 2 and the controller 1 and the controller 24 that are separately positioned on bus 2 two ends, bus 2 is provided with cigarette
Fog detector 3, controller 1 and controller 24 all include CPU11, transmitting-receiving code circuit 12, sound control circuit 15, LCD14 and
Relay 13, transmitting-receiving code circuit 12, relay 13, LCD14 and sound control circuit 15 are all connected with CPU11.
By arranging two controllers, can avoid in existing control system when the whole fire that control causes occurs in controller
The paralysis of calamity warning system, when a controller breaks down or damages, an other controller can take over system, protects
Demonstrate,prove the properly functioning of fire alarm detection system, increase the safety of control system, so that the life security of personnel obtains more
Favourable guarantee；The controller in detection system in this practicality can be that detector 3 provides power supply, compared to existing technology middle spy
Examining system also needs to additionally increase power line for detector 3, possesses the advantage that simple in construction, practicality, and safety are high
Further, transmitting-receiving code circuit 12 includes electrical switch part 121 and the transceiver part 122 interconnected.
Electrical switch part 121 in transmitting-receiving code circuit 12 differentiates controller state, when controller 1 breaks down,
Electrical switch is partially in open mode, and now controller 1 is not sent further on signal to controller 24, and controller 24 is received not
To the signal of controller 1, bus can be taken over, obtain bus control right, make control system continue normal work.Otherwise,
When controller 1 normally works, electrical switch is closed, now can be by transceiver part 122 constantly by signal
Being sent to controller 24, now controller 24 is in the state of release bus control right, and whole control system only has controller
One 1 pairs of whole systems are controlled.
Further, controller 1 and controller 24 also include the LED16 being connected with CPU11.
Further, controller 1 and controller 24 also include the keyboard 17 being connected with CPU11.
Further, controller 1 and controller 24 also include the memorizer 18 being connected with CPU11.
Further, controller 1 and controller 24 also include the real-time clock 19 being connected with CPU11.
Further, controller 1 and controller 24 also include the reset circuit 20 being connected with CPU11.
Further, controller 1 and controller 24 also include the communicating circuit 21 being connected with CPU11.
LED16 is used for controller 1 and the display of controller 24, and keyboard 17 can facilitate staff to control system
Operating, memorizer 18 can store fire alarm information with the job information of storage control, make control system more real
With；Real-time clock 19 is for the display of time, and controller can be resetted by reset circuit 20；Controller can pass through communication
Circuit 21 and vehicle electronic circuit carry out communication.
Further, CPU11 includes a CPU111, latch 112, bidirectional isolator 113, isolator 114, trigger one
115, trigger 2 116, FLASH 1, FLASH 2 118, decoder 119, communication chip 110,
Oneth CPU111 is all connected with latch 112, bidirectional isolator 113, isolator 114, communication chip 110,
Latch 112, bidirectional isolator 113, isolator 114 are all connected with FLASH 1, FLASH 2 118, two-way every
Also it is all connected with trigger 1, trigger 2 116 from device 113,
The model of the oneth CPU111 is SM59264, and the model of latch 112 is MM74HCT373, bidirectional isolator 113
Model is MM74HC245A, and the model of isolator 114 is 74HCT244, and the model of trigger 1 is MM74HC273, triggers
The model of device 2 116 be the model of MM74HC273, FLASH 1 be 62256, the model of FLASH 2 118 is 29SF040A,
The model of decoder 119 is 74HCT138, and the model of communication chip 110 is SD2405.
Two controllers carry out redundancy of effort by bus, and when its middle controller 1 is main, controller 24 release is total
Line traffic control is weighed, and vice versa；When wherein a controller breaks down, another is taken over system, supervises system
Control, two controllers mutually send live signal by the transmitting-receiving code circuit 12 on controlling, carry out communication.
These are only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in guarantor of the present utility model
Within the scope of protecting.
Claims (9)
1. there is the fire alarm control system of redundancy feature, it is characterised in that: include bus (2) and be separately positioned on described always
The controller one (1) at line (2) two ends and controller two (4), described bus (2) is provided with smoke detector (3), described control
Device one (1) and controller two (4) all include CPU (11), transmitting-receiving code circuit (12), sound control circuit (15), LCD (14) and continue
Electrical equipment (13), described transmitting-receiving code circuit (12), described relay (13), LCD (14) and described sound control circuit (15) all with
Described CPU (11) connects.
The fire alarm control system with redundancy feature the most according to claim 1, it is characterised in that: described transmitting-receiving code
Circuit (12) includes electrical switch part (121) and transceiver part (122) interconnected.
The fire alarm control system with redundancy feature the most according to claim 1, it is characterised in that: described controller
One (1) and described controller two (4) the most also include the LED (16) that is connected with described CPU (11).
The fire alarm control system with redundancy feature the most according to claim 1, it is characterised in that: described controller
One (1) and described controller two (4) the most also include the keyboard (17) that is connected with described CPU (11).
The fire alarm control system with redundancy feature the most according to claim 1, it is characterised in that: described controller
One (1) and described controller two (4) the most also include the memorizer (18) that is connected with described CPU (11).
The fire alarm control system with redundancy feature the most according to claim 1, it is characterised in that: described controller
One (1) and described controller two (4) the most also include the real-time clock (19) that is connected with described CPU (11).
The fire alarm control system with redundancy feature the most according to claim 1, it is characterised in that: described controller
One (1) and described controller two (4) the most also include the reset circuit (20) that is connected with described CPU (11).
The fire alarm control system with redundancy feature the most according to claim 1, it is characterised in that: described controller
One (1) and described controller two (4) the most also include the communicating circuit (21) that is connected with described CPU (11).
The fire alarm control system with redundancy feature the most according to claim 1, it is characterised in that: described CPU
(11) include a CPU (111), latch (112), bidirectional isolator (113), isolator (114), trigger one (115), touch
Send out device two (116), FLASH mono-(117), FLASH bis-(118), decoder (119), communication chip (110),
A described CPU (111) and described latch (112), described bidirectional isolator (113), described isolator (114), institute
State communication chip (110) to be all connected with,
Described latch (112), described bidirectional isolator (113), described isolator (114) all with described FLASH mono-(117),
Described FLASH bis-(118) connect, described bidirectional isolator (113) also with described trigger one (115), described trigger two
(116) it is all connected with,
The model of a described CPU (111) is SM59264, and the model of described latch (112) is MM74HCT373, described double
Model to isolator (113) is MM74HC245A, and the model of described isolator (114) is 74HCT244, described trigger one
(115) model is MM74HC273, and the model of described trigger two (116) is MM74HC273, described FLASH's mono-(117)
Model is 62256, and the model of described FLASH bis-(118) is 29SF040A, and the model of described decoder (119) is 74HCT138,
The model of described communication chip (110) is SD2405.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620692315.1U CN205862508U (en) | 2016-07-05 | 2016-07-05 | There is the fire alarm control system of redundancy feature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620692315.1U CN205862508U (en) | 2016-07-05 | 2016-07-05 | There is the fire alarm control system of redundancy feature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205862508U true CN205862508U (en) | 2017-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201620692315.1U Active CN205862508U (en) | 2016-07-05 | 2016-07-05 | There is the fire alarm control system of redundancy feature |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010246A (en) * | 2017-12-08 | 2018-05-08 | 广州普贤电子科技有限公司 | Safety in production comprehensive supervision information system |
| CN112002096A (en) * | 2020-09-02 | 2020-11-27 | 吉林省祥润实业有限公司 | Vehicle-mounted fire alarm controller for rail transit |
-
2016
- 2016-07-05 CN CN201620692315.1U patent/CN205862508U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010246A (en) * | 2017-12-08 | 2018-05-08 | 广州普贤电子科技有限公司 | Safety in production comprehensive supervision information system |
| CN112002096A (en) * | 2020-09-02 | 2020-11-27 | 吉林省祥润实业有限公司 | Vehicle-mounted fire alarm controller for rail transit |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |