CN202998568U

CN202998568U - LED anti-explosion project lamp

Info

Publication number: CN202998568U
Application number: CN201220607881XU
Authority: CN
Inventors: 毛军
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-11-17
Filing date: 2012-11-17
Publication date: 2013-06-12
Anticipated expiration: 2022-11-17

Abstract

The utility model discloses an LED anti-explosion project lamp including a lamp body, an LED power source arranged in the lamp body, an LED driver connected with the LED light source, a power source module, a fixing frame arranged on a light outlet of the lamp body and an anti-explosion net fixed on the fixing frame. An electric quantity displaying module is also arranged in the lamp body. A range of residual electric quantity in the power source module can be displayed through the electric quantity displaying module for facilitating a worker to check, so that whether the electric quantity in the power source module is adequate or not can be determined. And when the electric quantity in the power source module is not adequate, the power source module can be charged timely, so that bad influence caused by battery rundown can be avoided.

Description

The LED Antiexplosive light projection lamp

Technical field

The utility model relates to the LED lighting device, particularly a kind of LED Antiexplosive light projection lamp.

Background technology

Antiexplosive light projection lamp is a kind of high brightness, be applicable to the priming illumination light fixture of the workplaces such as inflammable and explosive place, boats and ships, metallurgy, petrochemical industry, field joint stations, terminal, well site, offshore oil platform, its explosion-proof performance is good, and have good anti-static effect, can be at various inflammable and explosive places trouble free service.Some are used for outdoor Antiexplosive light projection lamp and all use rechargeable battery, as storage battery, provide power supply, but existing Antiexplosive light projection lamp can not show the electric weight surplus value in battery, and staff's battery dump energy what can not be reminded; And can not send charging and reminding, in case light fixture in the situation that not precognition exhaust electric weight, will affect operating efficiency, and the electric weight in battery often exhausts the useful life that also can affect battery.

Therefore, how addressing the above problem is the technical problem that needs to be resolved hurrily in the industry.

The utility model content

Main purpose of the present utility model is to provide a kind of LED Antiexplosive light projection lamp, but whether the electric weight that is intended in the display power supply module is sufficient, and the convenient staff of prompting charges, and avoids the electric weight in battery to exhaust the bad impact that brings.

the utility model proposes a kind of LED Antiexplosive light projection lamp, comprise lamp body, be located at LED light source in described lamp body, the LED driver that is connected with described LED light source, power module, be located at the fixed frame on described lamp body light-emitting window and be fixed on explosion-proof net on described fixed frame, also be provided with an electricity quantity display module in described lamp body, described electricity quantity display module comprises some electric quantity display circuits, described electric quantity display circuit comprises the reference voltage module, division module, comparator, display module, described power module is connected with the in-phase input end of described comparator by described division module, described reference voltage module is connected with the inverting input of described comparator, described display module is connected with the output of described comparator.

Preferably, described electricity quantity display module comprises that described the first electric quantity display circuit comprises the first reference voltage module, the first division module, the first comparator, the first display module for showing that dump energy is the first electric quantity display circuit of 0 ~ 20%, is used for showing that dump energy is the second electric quantity display circuit of 20% ~ 50%, is used for showing that dump energy is 50% ~ 70% the 3rd electric quantity display circuit and is used for showing that dump energy is 50% ~ 100% the 4th electric quantity display circuit; Described the second electric quantity display circuit comprises the second reference voltage module, the second division module, the second comparator, the second display module; Described the 3rd electric quantity display circuit comprises the 3rd reference voltage module, the 3rd division module, the 3rd comparator, the 3rd display module, and described the 4th electric quantity display circuit comprises the 4th reference voltage module, the 4th division module, the 4th comparator, the 4th display module.

Preferably, described the first display module comprises the red display lamp; Described the second display module comprises orange display lamp; Described the 3rd display module comprises yellow display lamp; Described the 4th display module comprises green display lamp.

Be provided with electricity quantity display module in the utility model LED Antiexplosive light projection lamp, but by the electric weight remaining range in this electricity quantity display module display power supply module, facilitate the staff to check, thereby determine whether the electric weight in power module is sufficient, can in time charge when not enough, can avoid the electric weight in battery to exhaust the bad impact that brings.

Description of drawings

Fig. 1 is the structural representation of an embodiment of the utility model LED Antiexplosive light projection lamp;

Fig. 2 is the circuit block diagram of an embodiment of the utility model LED Antiexplosive light projection lamp.

The realization of the utility model purpose, functional characteristics and advantage are described further with reference to accompanying drawing in connection with embodiment.

Embodiment

Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.

See figures.1.and.2, one embodiment of LED Antiexplosive light projection lamp of the present utility model is proposed, comprise square lamp body 10, be located at LED light source 100 in lamp body 10, be located at the fixed frame 101 on lamp body 10 light-emitting windows and be fixed on explosion-proof net 102 on fixed frame 101, be provided with the LED driver and the power module 1 that are connected with LED light source 100 in lamp body 10, power module 1 is connected with LED driver, is LED light source 100 power supplies.

Also be provided with an electricity quantity display module in lamp body 10, this electricity quantity display module comprises for showing that dump energy is the first electric quantity display circuit 20 of 0 ~ 20%, is used for showing that dump energy is the second electric quantity display circuit 30 of 20% ~ 50%, is used for showing that dump energy is 50% ~ 70% the 3rd electric quantity display circuit 40 and is used for showing that dump energy is 50% ~ 100% the 4th electric quantity display circuit 50.The first electric quantity display circuit 20 comprises the first reference voltage module 200, the first division module 201, the first comparator 202 and the first display module 203; The second electric quantity display circuit 30 comprises the second reference voltage module 300, the second division module 301, the second comparator 302, the second display module 303; The 3rd electric quantity display circuit 40 comprises that the 3rd reference voltage module 400, the 3rd division module 401, the 3rd comparator 402, the 3rd display module 403, the four electric quantity display circuits 50 comprise the 4th reference voltage module 500, the 4th division module 501, the 4th comparator 502, the 4th display module 503.The reference voltage value of the first reference voltage module 200, the second reference voltage module 300, the 3rd reference voltage module 400 and the 4th reference voltage module 500 is the corresponding relation curve setting between the dump energy corresponding with it according to the corresponding output voltage of power module 1 respectively, and the reference voltage value of the first reference voltage module 200, the second reference voltage module 300, the 3rd reference voltage module 400 and the 4th reference voltage module 500 increases progressively by preset proportion.

Power module 1 is connected with the in-phase input end of the first comparator 202 by the first division module 201, the first reference voltage module 200 is connected with the inverting input of the first comparator 202, the first display module 203 is connected with the output of the first comparator 202, and the first display module 203 comprises red display lamp 204; Power module 1 is connected with the in-phase input end of the second comparator 302 by the second division module 301, the second reference voltage module 300 is connected with the inverting input of the second comparator 302, the second display module 303 is connected with the output of the second comparator 302, and the second display module 303 comprises orange display lamp 304; Power module 1 is connected with the in-phase input end of the 3rd comparator 402 by the 3rd division module 401, the 3rd reference voltage module 400 is connected with the inverting input of the 3rd comparator 402, the 3rd display module 403 is connected with the output of the 3rd comparator 402, and the 3rd display module 403 comprises yellow display lamp 404; Power module 1 is connected with the in-phase input end of the 4th comparator 502 by the 4th division module 501, the 4th reference voltage module 500 is connected with the inverting input of the 4th comparator 502, the 4th display module 503 is connected with the output of the 4th comparator 502, and the 4th display module 503 comprises green display lamp 504.

power module 1 is storage battery, battery tension is through the first division module 201, the second division module 301, the 3rd division module 401, after the 4th division module 501 dividing potential drops, send into the first corresponding comparator 202, the second comparator 302, the 3rd comparator 402, input in the time of the 4th comparator 502, when accumulator electric-quantity is sufficient, the first comparator 202, the second comparator 302, the 3rd comparator 402, the in-phase input end voltage of the 4th comparator 502 is greater than or equal to its anti-phase input terminal voltage, this moment the first comparator 202, the second comparator 302, the 3rd comparator 402, the 4th comparator 502 upsets, output voltage is high voltage, corresponding red display lamp 204, orange display lamp 304, yellow display lamp 404 and green display lamp 504 are luminous, when battery capacity is not enough, the in-phase input end voltage of the first comparator 202, the second comparator 302, the 3rd comparator 402, the 4th comparator 502 is during lower than its anti-phase input terminal voltage, the first comparator 202, the second comparator 302, the 3rd comparator 402, the 4th comparator 502 output voltages are low level, and corresponding red display lamp 204, orange display lamp 304, yellow display lamp 404 and green display lamp 504 extinguish.

Storage battery is the 24V DC power supply, and after tested, its final discharging voltage is 21.2V, and end of charge voltage is 27.5V.When accumulator electric-quantity is reduced to 21.2V ~ 23.4V, the in-phase input end voltage of the first comparator 202 is during greater than or equal to the voltage of the first reference voltage module 200 of its inverting input, red display lamp 204 in the first display module 203 is bright, the dump energy of indication storage battery is 0 ~ 20%, thus the timely electric energy supplement of prompting staff; At this moment, due to the in-phase input end voltage of the second comparator 302, the 3rd comparator 402 and the 4th comparator 502 lower than its anti-phase input terminal voltage, so corresponding orange display lamp 304, yellow display lamp 404 and green display lamp 504 extinguish.When accumulator electric-quantity is 23.4V ~ 25.2V, the in-phase input end voltage of the first comparator 202 and the second comparator 302 is all greater than or equal to the voltage of its inverting input, city display lamp in red display lamp 204 in the first display module 203 and the second display module 303 is simultaneously bright, the in-phase input end voltage of the 3rd comparator 402 and the 4th comparator 502 is all lower than its anti-phase input terminal voltage, yellow display lamp 404 and green display lamp 504 extinguish, and indication electric energy dump energy is 20% ~ 50%.When battery electric quantity is 25.2V ~ 26.7V, the same principle, red display lamp 204, orange display lamp 304 and yellow display lamp 404 are simultaneously bright, and green display lamp 504 extinguishes, and indication electric energy surplus is 50% ~ 70%.When battery electric quantity is 26.7V ~ 27.5V, the same principle, red display lamp 204, orange display lamp 304, yellow display lamp 404 and green display lamp 504 are simultaneously bright, and indication electric energy surplus is 70% ~ 100%, can point out the staff to charge full, should stop charging.In sum, but the utility model LED Antiexplosive light projection lamp is by the electric weight remaining range in electricity quantity display module display power supply module 1, facilitate the staff to check, thereby determine whether the electric weight in power module 1 is sufficient, can in time charge when not enough, can avoid the electric weight in battery to exhaust the bad impact that brings.

The above is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present utility model.

Claims

1. LED Antiexplosive light projection lamp, comprise lamp body, be located at LED light source in described lamp body, the LED driver that is connected with described LED light source, power module, be located at the fixed frame on described lamp body light-emitting window and be fixed on explosion-proof net on described fixed frame, it is characterized in that, also be provided with an electricity quantity display module in described lamp body, described electricity quantity display module comprises some electric quantity display circuits, described electric quantity display circuit comprises the reference voltage module, division module, comparator, display module, described power module is connected with the in-phase input end of described comparator by described division module, described reference voltage module is connected with the inverting input of described comparator, described display module is connected with the output of described comparator.

2. LED Antiexplosive light projection lamp according to claim 1, it is characterized in that, described electricity quantity display module comprises that described the first electric quantity display circuit comprises the first reference voltage module, the first division module, the first comparator, the first display module for showing that dump energy is the first electric quantity display circuit of 0 ~ 20%, is used for showing that dump energy is the second electric quantity display circuit of 20% ~ 50%, is used for showing that dump energy is 50% ~ 70% the 3rd electric quantity display circuit and is used for showing that dump energy is 50% ~ 100% the 4th electric quantity display circuit; Described the second electric quantity display circuit comprises the second reference voltage module, the second division module, the second comparator, the second display module; Described the 3rd electric quantity display circuit comprises the 3rd reference voltage module, the 3rd division module, the 3rd comparator, the 3rd display module, and described the 4th electric quantity display circuit comprises the 4th reference voltage module, the 4th division module, the 4th comparator, the 4th display module.

3. LED Antiexplosive light projection lamp according to claim 2, is characterized in that, described the first display module comprises the red display lamp; Described the second display module comprises orange display lamp; Described the 3rd display module comprises yellow display lamp; Described the 4th display module comprises green display lamp.