CN205896658U - Regional protection device based on safe sensor - Google Patents
Regional protection device based on safe sensor Download PDFInfo
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- CN205896658U CN205896658U CN201620223736.XU CN201620223736U CN205896658U CN 205896658 U CN205896658 U CN 205896658U CN 201620223736 U CN201620223736 U CN 201620223736U CN 205896658 U CN205896658 U CN 205896658U
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- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The utility model discloses a regional protection device based on safe sensor, including safe grating body, safe grating body includes the infrared emission district, the signal reception district, form safety light curtain district between infrared emission district and the signal reception district, the infrared emission district is including a plurality of infra -red transmitter, the signal reception district is including a plurality of infrared signal inductors, infra -red transmitter includes power module, infrared sensing signal enlargies the module, the infrared signal coding module, infrared signal emission module, power module connects infrared sensing signal respectively and enlargies the module, the infrared signal coding module, infrared signal emission module, infrared sensing signal enlargies the module and connects gradually the infrared signal coding module, infrared signal emission module, infra -red transmitter and infrared signal inductor one -to -one, a structure is simple, strong interference rejection, sensitive reaction, when safety light curtain district is sheltered from, can send control command in the very first time, stop the equipment operation in the protected area, ensure safety.
Description
Technical field
This utility model is related to safety guard, specially a kind of locality protection dress based on safety sensor
Put.
Background technology
In modern plant, people and machine collaborative work, in some potentially dangerous plant equipment
On, such as press, shearing equipment, metal cutting equipment, automated assembly line, automatic welding line,
Mechanical transmission haulage equipment, deathtrap, these dangerous plant equipment easily cause to operating personnel
Personal injury or even casualty accident.In practical work, the work safety accident of this kind of work post occurs again and again,
Have become as impact China production safety reliably development and socially harmonious key factor, and as hazardous area
The protection device in domain, also increasingly requires its reliable safety.Therefore people are badly in need of by third-party
Safe and intelligent protection system is protecting operating personnel in the personal safety of hazardous equipment and deathtrap.
Utility model content
The purpose of this utility model is to provide a kind of locality protection device based on safety sensor, to solve
The problem certainly proposing in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme: one kind is based on safety sensor
Locality protection device, including safe grating body, described safe grating body includes infrared emission area, letter
Number reception area, forms safe light curtain area between described infrared emission area and signal reception area, described infrared
Penetrate area and include multiple infrared transmitters, described signal reception area includes multiple infrared signal induction apparatuss, described
Infrared transmitter includes power module, infrared induction signal amplification module, infrared signal coding module, red
External signal transmitter module, described power module connects described infrared induction signal amplification module, described respectively
Infrared signal coding module, described infrared signal transmitter module, described infrared induction signal amplification module according to
Secondary connection described infrared signal coding module, infrared signal transmitter module, described infrared transmitter with described
Infrared signal induction apparatuss correspond；
Described infrared signal induction apparatuss include infrared sensor, signal conditioner, signal amplification module, ratio
Compared with module, wireless transmit alarm module and main control module, described main control module connects described signal respectively
Amplification module, comparison module and wireless transmit alarm module, the outfan of described infrared sensor connects letter
The input of number conditioner, the outfan of described signal conditioner passes through signal amplification module, comparison module
Connect wireless transmit alarm module.
Preferably, described signal conditioner includes audion a, audion b, amplifier a, amplifier b,
The colelctor electrode of the base stage connecting triode b of audion a, the grounded emitter of audion b, base stage connects
Resistance a and the node of resistance b, resistance b is grounded, the colelctor electrode of resistance a one end connecting triode a,
The emitter stage of audion a connects resistance d one end, resistance e one end, resistance f one end, resistance d respectively
Other end connecting triode b colelctor electrode and resistance c one end respectively, the resistance c other end is grounded, resistance e
The other end connects resistance g one end, and the resistance g other end accesses amplifier a negative input, and resistance f is another
Amplifier a electrode input end is accessed in one end, resistance i be connected on amplifier a electrode input end and outfan it
Between, resistance h mono- end is connected on amplifier a negative input, and the other end is grounded, resistance j, resistance k, electricity
Resistance l, resistance m, amplifier b, electric capacity composition level shifting circuit.
Preferably, described infrared signal transmitter module includes inductance a, inductance b, audion c, audion
D and carrier frequency crystal oscillator, inductance a one end connects inductance b one end, resistance m one end, carrier frequency crystal oscillator one respectively
End, electric capacity b one end, the inductance a other end accesses power end, and the inductance b other end connects electric capacity c respectively
One end and audion c colelctor electrode, the electric capacity c other end is signal transmitting terminal, and audion c base stage connects respectively
The connecting resistance m other end and the carrier frequency crystal oscillator other end, the electric capacity b other end connect respectively carrier frequency crystal oscillator one end,
Audion c emitter stage, audion d colelctor electrode, audion d grounded emitter, base stage connects resistance n
One end, the resistance n other end connects resistance o one end and encoded position signal end, the resistance o other end respectively
Ground connection.
Compared with prior art, the beneficial effects of the utility model are:
(1) this utility model structure is simple, and strong antijamming capability is quick on the draw, when safe light curtain area is hidden
During gear, control instruction can be sent in the very first time, stop the equipment in protection zone and run it is ensured that pacifying
Entirely.
(2) the signal conditioner strong antijamming capability that this utility model adopts, it is possible to increase the transmission of signal is steady
Qualitative, further increase the induction sensitivity of infrared induction signal.
(3) out-of-the way position information can quickly be sent by the infrared signal transmitter module that this utility model adopts
To remote monitoring main frame, further increase security performance.
Brief description
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is infrared transmitter theory diagram of the present utility model；
Fig. 3 is infrared signal induction apparatuss theory diagram of the present utility model；
Fig. 4 is signal conditioner schematic diagram of the present utility model；
Fig. 5 is infrared signal transmitter module schematic diagram of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technology in this utility model embodiment
Scheme is clearly and completely described it is clear that described embodiment is only this utility model one
Divide embodiment, rather than whole embodiments.Based on the embodiment in this utility model, this area is common
The every other embodiment that technical staff is obtained under the premise of not making creative work, broadly falls into this
The scope of utility model protection.
Refer to Fig. 1-3, this utility model provides a kind of a kind of technical scheme: area based on safety sensor
Domain protection device, including safe grating body 1, this 1 body of described safe grating include infrared emission area 2,
Signal reception area 3, forms safe light curtain area 4, institute between described infrared emission area 2 and signal reception area 3
State infrared emission area 2 and include multiple infrared transmitters 5, described signal reception area 3 includes multiple infrared signals
Induction apparatuss 6, described infrared transmitter 5 includes power module 7, infrared induction signal amplification module 8, red
External signal coding module 9, infrared signal transmitter module 10, described power module 7 connects described red respectively
Outer induced signal amplification module 8, described infrared signal coding module 9, described infrared signal transmitter module 10,
Described infrared induction signal amplification module 8 is sequentially connected described infrared signal coding module 9, infrared signal is sent out
Penetrate module 10, described infrared transmitter 5 is corresponded with described infrared signal induction apparatuss 6；
Described infrared signal induction apparatuss 6 include infrared sensor 11, signal conditioner 12, signal amplification mould
Block 13, comparison module 14, wireless transmit alarm module 15 and main control module 16, described main control module
16 connect described signal amplification module 13, comparison module 14 and wireless transmit alarm module 15, institute respectively
The outfan stating infrared sensor 11 connects the input of signal conditioner 12, described signal conditioner 12
Outfan pass through signal amplification module 13, comparison module 14 connect wireless transmit alarm module 15.When
The body of object or people enter safe light curtain area 4 and during shield portions infrared ray, part infrared signal sense
Device 6 is answered to send self-locking or signal out of service due to being not received by infrared signal to machinery equipment,
Interrupt machine operation, thus protecting the personal safety of operator and the safe handling of machinery equipment.
As shown in figure 4, signal conditioner 12 include audion a 1b, audion b 2b, amplifier a 1c,
The colelctor electrode of the base stage connecting triode b 2b of amplifier b 2c, audion a 1b, audion b 2b's
Grounded emitter, base stage connects the node of resistance a 1a and resistance b 2a, and resistance b 2a is grounded, resistance
The colelctor electrode of a 1a one end connecting triode a 1b, the emitter stage of audion a 1b connects resistance d 4a respectively
One end, resistance e 5a one end, resistance f 6a one end, resistance d 4a other end connecting triode b 2b respectively
Colelctor electrode and resistance c 3a one end, the resistance c 3a other end is grounded, and the resistance e 5a other end connects resistance
G 7a one end, the resistance g 7a other end accesses amplifier a 1c negative input, the resistance f 6a other end
Access amplifier a 1c electrode input end, resistance i 9a is connected on amplifier a 1c electrode input end and output
Between end, resistance h 8a mono- end is connected on amplifier a 1c negative input, and the other end is grounded, resistance j 10a,
Resistance k 11a, resistance l 12a, resistance m 13a, amplifier b 2c, electric capacity 1d composition level conversion
Circuit, this utility model adopts signal conditioner, improves capacity of resisting disturbance in transmitting procedure for the signal,
Increased the stability of signal transmission.
As shown in figure 5, infrared signal transmitter module 10 includes inductance a 1e, inductance b 2e, audion c
3b, audion d 4b and carrier frequency crystal oscillator 16, inductance a 1e one end connect respectively inductance b 2e one end,
Resistance m 13a one end, carrier frequency crystal oscillator 16 one end, electric capacity b 2d one end, the inductance a 1e other end accesses
Power end, the inductance b 2e other end connects electric capacity c 3d one end and audion c 3b colelctor electrode respectively, electricity
The appearance c 3d other end is signal transmitting terminal, and audion c 3b base stage connects the resistance m 13a other end respectively
With carrier frequency crystal oscillator 16 other end, the electric capacity b 2d other end connects carrier frequency crystal oscillator 16 one end, audion respectively
C 3b emitter stage, audion d 4b colelctor electrode, audion d 4b grounded emitter, base stage connects resistance
N 14a one end, the resistance n 14a other end connects resistance o 15a one end and encoded position signal end respectively,
The resistance o 15a other end is grounded.When encoded positional information inputs control three via resistance n 14a
Pole pipe d 4b turns on, and after audion d 4b conducting, whole circuit is started working, and audion c 3b will be different
Often position signalling is launched.
The beneficial effects of the utility model are: this utility model structure is simple, strong antijamming capability, reaction
Sensitive, when safe light curtain area is blocked, control instruction can be sent in the very first time, stop protection zone
Equipment in domain runs it is ensured that safety；The signal conditioner strong antijamming capability that this utility model adopts,
The transmission stability of signal can be improved, further increase the induction sensitivity of infrared induction signal；This
The infrared signal transmitter module that utility model adopts quickly can send out-of-the way position information to remote monitoring
Main frame, further increases security performance.
While there has been shown and described that embodiment of the present utility model, for the common skill of this area
For art personnel it is possible to understand that without departing from principle of the present utility model and spirit in the case of can be to this
A little embodiments carry out multiple changes, modification, replacement and modification, and scope of the present utility model is by appended right
Require and its equivalent limits.
Claims (3)
1. a kind of locality protection device based on safety sensor, including safe grating body, its feature exists
In: described safe grating body includes infrared emission area, signal reception area, described infrared emission area and letter
Form safe light curtain area, described infrared emission area includes multiple infrared transmitters, described between number reception area
Signal reception area includes multiple infrared signal induction apparatuss, and described infrared transmitter includes power module, infrared
Induced signal amplification module, infrared signal coding module, infrared signal transmitter module, described power module
Connect described infrared induction signal amplification module, described infrared signal coding module, described infrared letter respectively
Number transmitter module, described infrared induction signal amplification module be sequentially connected described infrared signal coding module,
Infrared signal transmitter module, described infrared transmitter is corresponded with described infrared signal induction apparatuss；
Described infrared signal induction apparatuss include infrared sensor, signal conditioner, signal amplification module, ratio
Compared with module, wireless transmit alarm module and main control module, described main control module connects described signal respectively
Amplification module, comparison module and wireless transmit alarm module, the outfan of described infrared sensor connects letter
The input of number conditioner, the outfan of described signal conditioner passes through signal amplification module, comparison module
Connect wireless transmit alarm module.
2. a kind of locality protection device based on safety sensor according to claim 1, its feature
It is: described signal conditioner includes audion a, audion b, amplifier a, amplifier b, three poles
The colelctor electrode of the base stage connecting triode b of pipe a, the grounded emitter of audion b, base stage connects resistance a
With the node of resistance b, resistance b ground connection, the colelctor electrode of resistance a one end connecting triode a, audion a
Emitter stage connect resistance d one end, resistance e one end, resistance f one end respectively, the resistance d other end divides
Other connecting triode b colelctor electrode and resistance c one end, the resistance c other end is grounded, and the resistance e other end is even
Connecting resistance g one end, the resistance g other end accesses amplifier a negative input, and the resistance f other end accesses
Amplifier a electrode input end, resistance i is connected between amplifier a electrode input end and outfan, resistance h
One end is connected on amplifier a negative input, and the other end is grounded, resistance j, resistance k, resistance l, resistance
M, amplifier b, electric capacity composition level shifting circuit.
3. a kind of locality protection device based on safety sensor according to claim 1, its feature exists
In: described infrared signal transmitter module includes inductance a, inductance b, audion c, audion d and load
Frequency crystal oscillator, inductance a one end connects inductance b one end, resistance m one end, carrier frequency crystal oscillator one end, electricity respectively
Hold b one end, the inductance a other end access power end, the inductance b other end connect respectively electric capacity c one end and
Audion c colelctor electrode, the electric capacity c other end is signal transmitting terminal, and audion c base stage connects resistance m respectively
The other end and the carrier frequency crystal oscillator other end, the electric capacity b other end connects carrier frequency crystal oscillator one end, audion c respectively
Emitter stage, audion d colelctor electrode, audion d grounded emitter, base stage connects resistance n one end, electricity
The resistance n other end connects resistance o one end and encoded position signal end respectively, and the resistance o other end is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620223736.XU CN205896658U (en) | 2016-03-21 | 2016-03-21 | Regional protection device based on safe sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620223736.XU CN205896658U (en) | 2016-03-21 | 2016-03-21 | Regional protection device based on safe sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205896658U true CN205896658U (en) | 2017-01-18 |
Family
ID=57764802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620223736.XU Expired - Fee Related CN205896658U (en) | 2016-03-21 | 2016-03-21 | Regional protection device based on safe sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205896658U (en) |
-
2016
- 2016-03-21 CN CN201620223736.XU patent/CN205896658U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 510730 room 02, floor 2, no.217, Kaifa Avenue, Guangzhou Economic and Technological Development Zone, Guangzhou, Guangdong Province Patentee after: Guangdong Detek Automation Technology Co.,Ltd. Address before: 510730 Guangdong city of Guangzhou province bluejade Luogang District economic and Technological Development Zone, four Street No. nine Science Park No. 1 building 4 floor (south room 406) Patentee before: GUANGZHOU DATATRACK AUTOMATION TECHNOLOGY CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 |