CN205726560U - A kind of intelligent warning lamp of safety helmet - Google Patents
A kind of intelligent warning lamp of safety helmet Download PDFInfo
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- CN205726560U CN205726560U CN201620417752.2U CN201620417752U CN205726560U CN 205726560 U CN205726560 U CN 205726560U CN 201620417752 U CN201620417752 U CN 201620417752U CN 205726560 U CN205726560 U CN 205726560U
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Abstract
The utility model discloses the intelligent warning lamp of a kind of safety helmet, for ensureing user's safety when night work, the intelligent warning lamp that this utility model embodiment provides includes: intelligent control circuit and be arranged at the LED group of upper surface of safety helmet, described LED group includes at least one LED, described intelligent control circuit includes that photosensitive device and ON-OFF control circuit, described photosensitive device include that one is currently located the photo-sensitive cell of the brightness of environment for monitoring intelligent warning lamp in real time.Intelligent warning lamp of the present utility model can automatically turn on or close LED group according to the brightness of current environment, very convenient, has ensured user's safety when night work.
Description
Technical field
This utility model relates to safety production technique field, particularly relates to the intelligent warning lamp of a kind of safety helmet.
Background technology
Existing a lot of industry, generally requires and adds night shift and overwork, and particularly building industry is worked on-site,
Which in particularly evening, when light is dimer, it is difficult to find which has people at, no one at, particularly high-altitude
During operation, often falling down some article, if now having people's process below, this is undoubtedly extremely dangerous,
Therefore a lot of accidents occur.
At present, some safety helmets are used only for protecting user's head safety on the market, are not installed with corresponding
Alarming device, therefore design a safety helmet with alarming device, it is that safety in production field is urgently to be resolved hurrily
Problem.
Utility model content
This utility model embodiment provides the intelligent warning lamp of a kind of safety helmet, solves above technology and asks
Topic.
For reaching this purpose, this utility model by the following technical solutions:
This utility model provides the intelligent warning lamp of a kind of safety helmet, including: intelligent control circuit and set
It is placed in the LED group of the upper surface of safety helmet；Wherein, described LED group includes at least one LED
Lamp；
Described intelligent control circuit includes photosensitive device and ON-OFF control circuit；Described photosensitive device includes one
It is currently located the photo-sensitive cell of the brightness of environment for monitoring intelligent warning lamp in real time；
The control signal outfan of described photosensitive device connects the control end of described ON-OFF control circuit；Described
The input of ON-OFF control circuit connects+VCC power supply, and the outfan of described ON-OFF control circuit connects described
The positive pole of LED group, the minus earth of described LED group；
During work, if intelligent warning lamp is currently located the brightness of environment less than or equal to the luminance threshold preset,
The control signal outfan of described photosensitive device exports the control of a high level signal extremely described ON-OFF control circuit
The outfan of end processed, the input of described ON-OFF control circuit and described ON-OFF control circuit is connected, described
LED group is started working.
Preferably, described ON-OFF control circuit includes switching tube Q1, switching tube Q2, resistance R4, resistance
R5 and resistance R6；Wherein, switching tube Q1 is P-channel enhancement type metal-oxide-semiconductor, and switching tube Q2 is NPN
Audion；
The source electrode of switching tube Q1 connects+VCC power supply, for the input of described ON-OFF control circuit；Switch
The drain electrode of pipe Q1 connects first end of resistance R4, and second end of resistance R4 is described ON-OFF control circuit
Outfan；
The control end that first end is described ON-OFF control circuit of resistance R6, second end of resistance R6 connects
The base stage of switching tube Q2, the grounded emitter of switching tube Q2, the colelctor electrode of switching tube Q2 connects respectively
Second end of resistance R5 and the grid of switching tube Q1, first end of resistance R5 connects+VCC power supply.
Preferably, described photo-sensitive cell is photoconductive resistance；Described photoconductive resistance uses Shenzhen to try to win favour this general electricity
The photoconductive resistance that model is GL3516 that sub-company limited produces.
Preferably, described photosensitive device also includes single-chip microcomputer, resistance R1, resistance R2, resistance R3, electricity
Hold C1, electric capacity C2, electric capacity C3 and switch SW1；Described single-chip microcomputer uses Sheng group's quasiconductor share limited
The single-chip microcomputer of 8 pins that model is HT46R002 that company produces；
First pin of described single-chip microcomputer connects+VCC power supply and the positive pole of electric capacity C1, electric capacity C1 respectively
Minus earth；Second pin of described single-chip microcomputer connects second end of resistance R3, the first of resistance R3
End connects the second end of described photo-sensitive cell and first end of resistance R2, the first of described photo-sensitive cell respectively
End connects+VCC power supply and the positive pole of electric capacity C2, the minus earth of electric capacity C2 respectively；Described monolithic
3rd pin of machine connects second end of resistance R2；5th pin of described single-chip microcomputer connects electric capacity respectively
The negative pole of C3 and second end of switch SW1；6th pin of described single-chip microcomputer is described photosensitive device
Control signal outfan；7th pin of described single-chip microcomputer connects second end of resistance R1, electric capacity respectively
The positive pole of C3 and first end of switch SW1, first end of resistance R1 connects+VCC power supply；Described
8th pin ground connection of single-chip microcomputer.
Preferably, described intelligent warning lamp also includes LED brightness regulator；
Described LED brightness regulator and described LED group are in parallel, are used for regulating described LED group
Operating current；
First pin of described LED brightness regulator connects the positive pole of described LED group, described LED
Second pin of lamp brightness regulator connects the negative pole of described LED group, described LED brightness regulator
The 3rd pin ground connection；
Wherein, described LED brightness regulator uses the model that its friend quasiconductor limited company produces
Chip for CDT3453.
Preferably, described LED group includes multiple LED；
Multiple described LED are distributed in the upper surface of described safety helmet uniformly.
Preferably, described intelligent warning lamp also includes vibration switch；Described vibration switch is arranged at described sense
Between control signal outfan and the control end of described ON-OFF control circuit of electro-optical device.
The beneficial effects of the utility model: intelligent warning lamp of the present utility model can be according to current environment
Brightness automatically turns on or closes LED group, very convenient, has ensured user's safety when night work
Property.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that,
Accompanying drawing in describing below is only embodiments more of the present utility model, for ordinary skill people
From the point of view of Yuan, on the premise of not paying creative work, it is also possible to obtain other according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the circuit theory diagrams of the intelligent warning lamp of the safety helmet of this utility model embodiment.
In figure:
100, single-chip microcomputer；200, photo-sensitive cell；300, ON-OFF control circuit；400, LED brightness
Actuator；500, LED group.
Detailed description of the invention
This utility model embodiment provides the intelligent warning lamp of a kind of safety helmet, is used for ensureing that user is at night
Between operation time safety.
For making utility model purpose of the present utility model, feature, the advantage can be the most obvious and understandable,
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technical scheme in this utility model embodiment
It is clearly and completely described, it is clear that the embodiments described below are only this utility model one
Point embodiment, and not all embodiment.Based on the embodiment in this utility model, the common skill in this area
All other embodiments that art personnel are obtained under not making creative work premise, broadly fall into this reality
By novel protected scope.
Further illustrate technical side of the present utility model below in conjunction with the accompanying drawings and by detailed description of the invention
Case.
Refer to the circuit theory of intelligent warning lamp that Fig. 1, Fig. 1 are the safety helmets of this utility model embodiment
Figure.In figure ,+VCC is DC source.
This intelligent warning lamp specifically includes: intelligent control circuit, LED brightness regulator 400 and LED
Lamp group 500.Wherein, LED group 500 includes that multiple LED, multiple LED are distributed in uniformly
The upper surface of safety helmet or the perimembranous of outer surface.
Concrete, described intelligent control circuit includes photosensitive device and ON-OFF control circuit 300.Wherein, sense
Electro-optical device includes single-chip microcomputer 100, photo-sensitive cell 200, resistance R1, resistance R2, resistance R3, electric capacity
C1, electric capacity C2, electric capacity C3 and switch SW1.
In the present embodiment, photo-sensitive cell 200 uses photoconductive resistance.The kind of photoconductive resistance generally comprises two
Kind: the first, the resistance of photoconductive resistance and the brightness of environment are inversely；The second, photoconductive resistance
Resistance and the brightness of environment proportional.
The present embodiment use Shenzhen try to win favour Si Pu Electronics Co., Ltd. produce model be the photosensitive of GL3516
Resistance, in general, during daytime, brightness is higher, and accordingly, the resistance of described photoconductive resistance is the least,
During night, brightness is relatively low, and accordingly, the resistance of described photoconductive resistance is the biggest.
Concrete, in the present embodiment, single-chip microcomputer 100 uses Shengqun Semiconductor Co., Ltd to produce
Model is the single-chip microcomputer of 8 pins of HT46R002.
More specifically, the first pin of single-chip microcomputer 100 is VDD pin, and it connects+VCC power supply respectively
With the positive pole of electric capacity C1, the minus earth of electric capacity C1；Second pin of single-chip microcomputer 100 connects resistance R3
The second end, first end of resistance R3 connects the second end of photo-sensitive cell 200 and the of resistance R2 respectively
One end, the first end of photo-sensitive cell 200 connects+VCC power supply and the positive pole of electric capacity C2 respectively；Monolithic
3rd pin of machine 100 connects second end of resistance R2, for the luminance signal input of single-chip microcomputer 100；
5th pin of single-chip microcomputer 100 connects negative pole and second end of switch SW1 of electric capacity C3 respectively；Monolithic
The control signal outfan that 6th pin is described photosensitive device of machine 100；The 7th of single-chip microcomputer 100 draws
Foot connects second end of resistance R1, the positive pole of electric capacity C3 and first end of switch SW1, resistance respectively
First end of R1 connects+VCC power supply；8th pin ground connection of single-chip microcomputer 100.Wherein, switch SW1
The signal of photo-sensitive cell 200 outfan output whether is processed for control single chip computer 100.
Concrete, ON-OFF control circuit 300 includes switching tube Q1, switching tube Q2, resistance R4, resistance
R5 and resistance R6；Wherein, switching tube Q1 is P-channel enhancement type metal-oxide-semiconductor, and switching tube Q2 is NPN
Audion；
The source electrode of switching tube Q1 connects+VCC power supply, for the input of ON-OFF control circuit 300；Switch
The drain electrode of pipe Q1 connects first end of resistance R4, and second end of resistance R4 is ON-OFF control circuit 300
Outfan；The control end that first end is ON-OFF control circuit 300 of resistance R6, the second of resistance R6
The base stage of end connecting valve pipe Q2, the grounded emitter of switching tube Q2, the colelctor electrode of switching tube Q2 divides
Lian Jie second end of resistance R5 and the grid of switching tube Q1, the first end connection+VCC of resistance R5
Power supply.The outfan of ON-OFF control circuit 300 connects the positive pole of LED group 500, LED group 500
Minus earth.
During work, if intelligent warning lamp is currently located the brightness of environment less than or equal to the luminance threshold preset,
The outfan of photo-sensitive cell 200 exports a low brightness signal, and single-chip microcomputer 100 receives described low brightness signal
After, export a high level signal to the control end of ON-OFF control circuit 300, ON-OFF control circuit 300
Input and outfan short circuit, be that LED group 500 is powered by+VCC power supply；If intelligent warning lamp
When being currently located the brightness of environment more than the luminance threshold preset, photo-sensitive cell 200 exports a high brightness letter
Number, after single-chip microcomputer 100 receives described high-brightness signal, the control signal outfan output of single-chip microcomputer 100
One low level signal to the control end of ON-OFF control circuit 300, the input of ON-OFF control circuit 300 and
The outfan of described ON-OFF control circuit disconnects, and described LED group does not works.
Wherein, low brightness signal can be low level signal, it is possible to for high level signal；In like manner, high brightness
Signal can be high level signal, it is possible to for low level signal；In the present embodiment, employing model is GL3516
Photoconductive resistance, the resistance of the most described photoconductive resistance is currently located the brightness of environment and becomes anti-with intelligent warning lamp
The relation of ratio.Therefore in the present embodiment, low brightness signal is high level signal, high-brightness signal is low level letter
Number.
Preferably, described intelligent warning lamp also includes LED brightness regulator 400, and LED brightness is adjusted
Joint device 400 uses the chip that model is CDT3453 that its friend quasiconductor limited company produces, and it can
Realize LED to get brighter the darkest function.LED brightness regulator 400 and LED group 500 are in parallel,
By operating current and then the light and shade of realization control LED of regulation LED group 500.
First pin of LED brightness regulator 400 connects the positive pole of LED group 500, and LED is bright
Second pin of degree actuator 400 connects the negative pole of LED group 500, LED brightness regulator 400
The 3rd pin ground connection.
Preferably, described intelligent warning lamp also includes vibration switch；Described vibration switch is a vibration-sensing
Device, is used for whether monitoring safety helmet in mobile or vibrations.In general, as long as safety helmet is worn over user's body
On, user moves or in operation process, and safety helmet all can have corresponding Vibration induction.Described vibration switch
The relevant position that can be arranged at according to demand in circuit, to control LED work or not work, it is preferred that
Described vibration switch is arranged at control signal outfan and the control of ON-OFF control circuit 300 of single-chip microcomputer 100
Between end processed, safety helmet is when mobile, and described vibration switch closes, and the control signal of single-chip microcomputer 100 is defeated
The control termination going out end and ON-OFF control circuit 300 is logical；Safety helmet is when slack, and described vibrations are opened
Closing and disconnect, the control signal outfan of single-chip microcomputer 100 and the control end of ON-OFF control circuit 300 disconnect.
Preferably, in the present embodiment, electric capacity C1, electric capacity C2 and electric capacity C3 use the electric capacity of 0.1 microfarad,
Electric capacity C4 uses the electric capacity of 4.7 microfarads, the resistance of resistance R1 to be 100 kilo-ohms, and the resistance of resistance R2 is
220 Europe, the resistance of resistance R3 is 10 kilo-ohms, and the resistance of resistance R4 is 100 Europe, the resistance of resistance R5
Value is 1 kilo-ohm, and the resistance of resistance R6 is 10 kilo-ohms.
It should be noted that in the present embodiment, the first end is upper end based on the orientation shown in Fig. 1 or a left side
End, the second end is lower end based on the orientation shown in Fig. 1 or right-hand member, is for only for ease of this practicality of description
Novel and simplify describe rather than instruction or the hint device of indication or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
The above, above example is only in order to illustrate the technical solution of the utility model, rather than limits it
System；Although this utility model being described in detail with reference to previous embodiment, the common skill of this area
Art personnel it is understood that the technical scheme described in foregoing embodiments still can be modified by it,
Or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make corresponding
The essence of technical scheme departs from the spirit and scope of this utility model each embodiment technical scheme.
Claims (7)
1. the intelligent warning lamp of a safety helmet, it is characterised in that including: intelligent control circuit and setting
It is placed in the LED group of the upper surface of safety helmet；Wherein, described LED group includes at least one LED
Lamp；
Described intelligent control circuit includes photosensitive device and ON-OFF control circuit；Described photosensitive device includes one
It is currently located the photo-sensitive cell of the brightness of environment for monitoring intelligent warning lamp in real time；
The control signal outfan of described photosensitive device connects the control end of described ON-OFF control circuit；Described
The input of ON-OFF control circuit connects+VCC power supply, and the outfan of described ON-OFF control circuit connects described
The positive pole of LED group, the minus earth of described LED group；
During work, if intelligent warning lamp is currently located the brightness of environment less than or equal to the luminance threshold preset,
The control signal outfan of described photosensitive device exports the control of a high level signal extremely described ON-OFF control circuit
The outfan of end processed, the input of described ON-OFF control circuit and described ON-OFF control circuit is connected, described
LED group is started working.
Intelligent warning lamp the most according to claim 1, it is characterised in that described ON-OFF control circuit
Including switching tube Q1, switching tube Q2, resistance R4, resistance R5 and resistance R6；Wherein, switching tube
Q1 is P-channel enhancement type metal-oxide-semiconductor, and switching tube Q2 is NPN audion；
The source electrode of switching tube Q1 connects+VCC power supply, for the input of described ON-OFF control circuit；Switch
The drain electrode of pipe Q1 connects first end of resistance R4, and second end of resistance R4 is described ON-OFF control circuit
Outfan；
The control end that first end is described ON-OFF control circuit of resistance R6, second end of resistance R6 connects
The base stage of switching tube Q2, the grounded emitter of switching tube Q2, the colelctor electrode of switching tube Q2 connects respectively
Second end of resistance R5 and the grid of switching tube Q1, first end of resistance R5 connects+VCC power supply.
Intelligent warning lamp the most according to claim 1, it is characterised in that described photo-sensitive cell is light
Quick resistance；Described photoconductive resistance use Shenzhen try to win favour Si Pu Electronics Co., Ltd. produce model be GL3516
Photoconductive resistance.
Intelligent warning lamp the most according to claim 1, it is characterised in that described photosensitive device also wraps
Include single-chip microcomputer, resistance R1, resistance R2, resistance R3, electric capacity C1, electric capacity C2, electric capacity C3 and switch
SW1；Described single-chip microcomputer uses model is HT46R002 8 that Shengqun Semiconductor Co., Ltd produces
The single-chip microcomputer of pin；
First pin of described single-chip microcomputer connects+VCC power supply and the positive pole of electric capacity C1, electric capacity C1 respectively
Minus earth；Second pin of described single-chip microcomputer connects second end of resistance R3, the first of resistance R3
End connects the second end of described photo-sensitive cell and first end of resistance R2, the first of described photo-sensitive cell respectively
End connects+VCC power supply and the positive pole of electric capacity C2, the minus earth of electric capacity C2 respectively；Described monolithic
3rd pin of machine connects second end of resistance R2；5th pin of described single-chip microcomputer connects electric capacity respectively
The negative pole of C3 and second end of switch SW1；6th pin of described single-chip microcomputer is described photosensitive device
Control signal outfan；7th pin of described single-chip microcomputer connects second end of resistance R1, electric capacity respectively
The positive pole of C3 and first end of switch SW1, first end of resistance R1 connects+VCC power supply；Described
8th pin ground connection of single-chip microcomputer.
Intelligent warning lamp the most according to claim 1, it is characterised in that also include that LED is bright
Degree actuator；
Described LED brightness regulator and described LED group are in parallel, are used for regulating described LED group
Operating current；
First pin of described LED brightness regulator connects the positive pole of described LED group, described LED
Second pin of lamp brightness regulator connects the negative pole of described LED group, described LED brightness regulator
The 3rd pin ground connection；
Wherein, described LED brightness regulator uses the model that its friend quasiconductor limited company produces
Chip for CDT3453.
Intelligent warning lamp the most according to claim 1, it is characterised in that described LED group bag
Include multiple LED；
Multiple described LED are distributed in the upper surface of described safety helmet uniformly.
Intelligent warning lamp the most according to claim 1, it is characterised in that also include vibration switch；
Described vibration switch is arranged at the control signal outfan of described photosensitive device and described ON-OFF control circuit
Control between end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620417752.2U CN205726560U (en) | 2016-05-09 | 2016-05-09 | A kind of intelligent warning lamp of safety helmet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620417752.2U CN205726560U (en) | 2016-05-09 | 2016-05-09 | A kind of intelligent warning lamp of safety helmet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205726560U true CN205726560U (en) | 2016-11-23 |
Family
ID=57304073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620417752.2U Expired - Fee Related CN205726560U (en) | 2016-05-09 | 2016-05-09 | A kind of intelligent warning lamp of safety helmet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205726560U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110720701A (en) * | 2019-11-23 | 2020-01-24 | 温州瓯厦建设有限公司 | Safety helmet for building site |
-
2016
- 2016-05-09 CN CN201620417752.2U patent/CN205726560U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110720701A (en) * | 2019-11-23 | 2020-01-24 | 温州瓯厦建设有限公司 | Safety helmet for building site |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20170509 |
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| CF01 | Termination of patent right due to non-payment of annual fee |