CN211792132U

CN211792132U - Fire-fighting emergency lamp

Info

Publication number: CN211792132U
Application number: CN201922224554.0U
Authority: CN
Inventors: 吴志刚
Original assignee: Opple Lighting Co Ltd; Suzhou Op Lighting Co Ltd
Current assignee: Opple Lighting Co Ltd; Suzhou Op Lighting Co Ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-10-27
Anticipated expiration: 2029-12-12

Abstract

The utility model provides a fire emergency lamp, it includes: an LED load; the power supply driving module is electrically connected with the LED load, is configured to be connected with commercial power and is used for supplying power to the LED load based on the commercial power when the commercial power is normally supplied; the emergency system is electrically connected with the LED load and used for starting when the commercial power stops supplying power, so that the power supply driving module is connected with an EPS emergency power supply independent of the fire-fighting emergency lamp and supplies power to the LED load based on the EPS emergency power supply; and the driving circuit board, the power driving module and the emergency system are integrated on the driving circuit board simultaneously. Based on the utility model provides a fire control emergency lighting can freely switch in commercial power and EPS emergency power source, especially when the commercial power outage, the EPS can the automatic switch benefit electricity, need not the manual work and switches. In addition, the power supply drive can be integrated with the emergency system on the same drive circuit board, so that the overall structure of the lamp is simple and easy to install, and the cost can be effectively reduced.

Description

Fire-fighting emergency lamp

Technical Field

The utility model relates to the technical field of lighting technology, especially, relate to a fire control emergency lighting.

Background

The fire-fighting emergency lamp is the most common lighting tool in fire-fighting emergency, has long emergency time and high brightness, and needs to have an emergency function behind a commercial power endpoint. For traditional fire-fighting emergency lamps, after the mains supply is powered off, the emergency function may need to be manually started to realize the continuous illumination of the lamp, and the process is complex. Therefore, there is a need to provide a self-starting fire emergency lamp to meet emergency requirements.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fire-fighting emergency lamp, which can overcome the problems or at least partially solve the problems.

According to an aspect of the utility model, a fire emergency lamp is provided, fire emergency lamp includes:

an LED load;

the power supply driving module is electrically connected with the LED load, is configured to be connected with commercial power and is used for supplying power to the LED load based on the commercial power when the commercial power is normally supplied;

the emergency system is electrically connected with the LED load and is used for starting when commercial power stops supplying power, so that the power supply driving module is connected with an EPS emergency power supply independent of the fire-fighting emergency lamp and supplies power to the LED load based on the EPS emergency power supply;

and the power supply driving module and the emergency system are integrated on the driving circuit board at the same time.

Optionally, the emergency system comprises a power up module;

the strong start module comprises: the relay comprises a first connecting port, a second connecting port, a third connecting port, a fourth connecting port and a fifth connecting port; wherein the content of the first and second substances,

the relay comprises an internal coil, and the second connection port and the fifth connection port are connected with the internal coil;

the first connection port is connected with the power supply driving module;

the commercial power comprises an emergency live wire and a zero line, and the third connecting port is connected with the emergency live wire;

the EPS emergency power supply comprises a strong starting line, and the fourth connecting port is connected with the strong starting line.

Optionally, the power up module further includes: a first resistor and a second resistor;

the first resistor is connected in series between the third connection port and the emergency live wire;

the second resistor is connected in series between the fourth connection port and the power cord.

Optionally, the power up module further includes: the circuit comprises a rectifying unit, a third resistor and a first capacitor connected with the third resistor in series; wherein the content of the first and second substances,

the rectifying unit comprises a first end, a second end, a third end and a fourth end;

the first end is connected with a zero line; the second end is connected with the ground; the third end is connected with the fourth connecting port of the relay through the first capacitor and the third resistor which are sequentially connected in series; and the fourth end is connected with a coil in the relay.

Optionally, the strong start module further comprises a zener diode;

and the cathode of the voltage stabilizing diode is simultaneously connected with the fourth end of the rectifying unit and the coil in the relay, and the anode of the diode is grounded.

Optionally, the commercial power is connected between the emergency live wire and the zero line;

when the mains supply is normally supplied, the voltage flowing out based on the mains supply is sequentially reduced through the third resistor and the first capacitor, the clamping voltage rectified by the rectifying unit is within the voltage stabilizing value of the voltage stabilizing diode, the relay is disconnected, the strong starting line is in a disconnected state, and at the moment, the power supply driving module supplies power to the LED load based on the mains supply;

when the commercial power stops supplying power, the EPS emergency power supply supplies power to the strong starting live wire, the relay responds, the strong starting live wire is connected with the emergency live wire, and at the moment, the power drive is based on the EPS emergency power supply supplies power to the LED load.

Optionally, the strong start module further comprises a filtering unit;

the filtering unit comprises a second capacitor;

and one end of the second capacitor is simultaneously connected with the fourth end of the rectifying unit and the coil in the relay, and the other end of the second capacitor is grounded.

Optionally, the power driving module includes: the system comprises a special fire control MCU, a drive IC and an auxiliary power supply unit, wherein the drive IC and the auxiliary power supply unit are connected with the special fire control MCU; wherein the content of the first and second substances,

the driving IC is connected with commercial power through an emergency live wire and a zero line, and is connected with an EPS emergency power supply through a strong starting live wire;

the special fire control MCU is connected with the emergency system.

The utility model provides a fire emergency lighting fixture, when the commercial power outage, EPS can the automatic switch mend the electricity, and after the commercial power resumes, EPS can cut off automatically, by the commercial power supply, need not the manual work and switches. Additionally, the embodiment of the utility model provides an among the fire control emergency lighting fixture, power drive can with emergency system integration on same dirver circuit board, and through this kind of integration on same dirver circuit board, install in same lamps and lanterns through mechanism spare for lamps and lanterns overall structure is simple, the installation is simple and easy, and can also effective reduce cost.

The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.

The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic block diagram of a fire emergency light according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a strong-opening module according to an embodiment of the present invention;

fig. 3 is a schematic block diagram of a fire emergency light according to another embodiment of the present invention.

Detailed Description

Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

Fig. 1 is a schematic block diagram of a fire emergency lamp 100 according to an embodiment of the present invention, and referring to fig. 1, the fire emergency lamp 100 provided in this embodiment may include: LED load 110, power driving module 120, emergency system 130, and driving circuit board (not shown in the figure). The power driving module 120 is electrically connected to the LED load 110, and is configured to be connected to a commercial power, and is used for supplying power to the LED load 110 based on the commercial power when the commercial power is normally supplied. The emergency system 130 is electrically connected to the LED load 110, and is configured to be started when the commercial power stops supplying power, so that the power driving module 120 is connected to an EPS emergency power supply independent of the fire emergency lamp 100, and the LED load 110 is supplied power based on the EPS emergency power supply.

The embodiment of the utility model provides an in can match two kinds of power supply modes, one kind is through mains supply, one kind is through EPS emergency power source power supply, and when the commercial power outage, the EPS can the automatic switch benefit electricity. Additionally, the embodiment of the utility model provides an among the fire emergency lighting fixture 100, power drive module 120 can be integrated on same dirver circuit board with emergency system 130, and through this kind of integration on same dirver circuit board, installs in same lamps and lanterns through machine component (like components such as screw or buckle) for lamps and lanterns overall structure is simple, the installation is simple and easy, and can also effective reduce cost.

In an alternative embodiment of the present invention, the emergency system 130 may include a hard start module 131, as shown in fig. 2, the hard start module 131 may include a relay RL 1. In the present embodiment, the relay RL1 may include a first connection port 1, a second connection port 2, a third connection port 3, a fourth connection port 4, and a fifth connection port 5. The relay RL1 can be divided into two parts, as shown in fig. 2, RL1(a) and RL1(B), with RL1(a) being the internal coil of the relay and RL1(B) being the normally open normally closed contact of the relay. Wherein, the second connection port 2 and the fifth connection port 5 are connected with the internal coil of the relay RL 1; the first connection port 1 is connected to the power driving module 120. Referring to fig. 3, the commercial power includes an emergency live wire L1 and a neutral wire N, the EPS emergency power supply includes a strong starting live wire L2, a third connection port 3 of the relay RL1 is connected to the emergency live wire L1, and a fourth connection port 4 is connected to the strong starting live wire L2. And the EPS emergency power supply can be connected with the commercial power through a zero line N.

With continued reference to fig. 2, the strong start module 131 may further include a first resistor FR1 and a second resistor FR2, where the first resistor FR1 is connected in series between the third connection port 3 and the emergency power line L1; a second resistor FR2 is connected in series between the fourth connection port 4 and the strong ignition line L2. The first resistor FR1 and the second resistor FR2 can be used as safety resistors of the relay RL1 to protect the relay.

Further, referring to fig. 2, the strong start module 131 may further include a rectifying unit DB2, a first capacitor C13 connected in series with a third resistor R43 and a third resistor R43, and a zener diode D12.

As shown in fig. 2, the rectifying unit DB2 may be a rectifying full bridge including four diodes connected to each other, and the rectifying unit DB2 includes a first terminal a, a second terminal B, a third terminal C, and a fourth terminal D; the first end a, the second end B, the third end C and the fourth end D of the rectifying unit DB2 are respectively a connection point between two adjacent diodes. The first end A is connected with a zero line N; the second end B is connected with the grounding SGND; the third end C is connected with a fourth connection port 4 of the relay RL1 through a first capacitor C13 and a third resistor R43 which are sequentially connected in series; the fourth terminal D is connected to the coil inside the relay RL1, i.e., the fifth connection port 5 of the relay RL1 in fig. 2. The negative electrode of the zener diode D12 is connected to the fourth terminal of the rectifying unit DB2 and the coil in the relay RL1, and the positive electrode of the diode is grounded. Of course, in practical application, the rectifying unit DB2 may also be a rectifying half-bridge or other rectifying circuit, and the present invention is not limited thereto.

Optionally, the hard start module further includes a filter unit EC15, and in this embodiment, the filter unit EC15 may include a second capacitor, one end of the second capacitor is connected to both the fourth end of the rectifying unit DB2 and the coil inside the relay RL1, and the other end of the second capacitor is grounded. In practical applications, the filtering unit EC15 may be a filtering capacitor, an LR combination, or other units capable of implementing a filtering function.

In practical application, the commercial power is connected between an emergency live wire L1 and a zero line N; when the commercial power is normally supplied, the voltage flowing out based on the commercial power is sequentially reduced through the third resistor R43 and the first capacitor C13, and the clamping voltage rectified by the rectifying unit DB2 is within the voltage stabilizing value of the voltage stabilizing diode D12. In this state, the load of the whole line is the coil of the relay RL1, the current of the loop is equal to the rated voltage between the emergency live wire L1 and the neutral wire N divided by the impedance of the third resistor R43 and the first capacitor C13, most of the current flows into the coil of the relay RL1, and the redundant current flows into the zener diode D12, so that the relay RL1 is disconnected at this time, the strong live wire L2 is in a disconnected state, and the power driving module 120 supplies power to the LED load 110 based on the commercial power at this time. As described above, the hard-start module 131 may be connected to the emergency live line L1 and the hard-start live line L2, and in practical applications, the hard-start module 131 may further be provided with a connection point for the lighting live line. If the commercial power is in a straight power-on state, the lighting live wire is suspended, the emergency state can be entered within 1 minute after the power-on, and if the emergency live wire L1 is connected with the lighting live wire, the load is always on after the power-on, and the emergency state cannot be entered.

When the commercial power stopped the power supply, EPS emergency power source supplied power to strong start live wire L2, and relay RL1 responds, and strong start live wire L2 switches on emergent live wire L1, and power drive module 120 supplies power to LED load 110 based on EPS emergency power source this moment to realize the strong function of starting. That is, if the power supply of strong start live wire L2, emergent live wire L1 passes through relay RL1 automatic disconnection, and commercial power automatic switch-over is passed through the EPS power supply by strong start live wire L2, and the switching time is less than 1S this moment, and can not have the security performance hidden danger, and after the commercial power resumes, the EPS can automatic cutout, by commercial power supply, need not the manual work and switch over the EPS power through the manual work under the power failure state and realize the lamps and lanterns power supply.

Fig. 3 is a schematic block diagram of a fire emergency lamp 100 according to another embodiment of the present invention, and referring to fig. 3, the power driving module 120 may include: the fire-fighting special control MCU122, and a drive IC121 and an auxiliary power supply unit 123 which are connected with the fire-fighting special control MCU 122; the driving IC121 is connected with a mains supply through an emergency live wire L1 and a zero line N, and is connected with an EPS emergency power supply through a strong starting live wire L2; the fire control dedicated control MCU122 is connected to the emergency system 130.

The embodiment of the utility model provides a fire emergency light 100 that facilitates use more, when the commercial power outage, EPS can the automatic switch benefit electricity, and after the commercial power resumes, EPS can cut off automatically, by the commercial power supply, need not the manual work and switches. Additionally, the embodiment of the utility model provides an among the fire emergency lighting fixture 100, power drive module 120 can be integrated on same dirver circuit board with emergency system 130, and through this kind of integration on same dirver circuit board, through the machine component, install in same lamps and lanterns like screw, buckle or other components for lamps and lanterns overall structure is simple, the installation is simple and easy, and can also effective reduce cost. Further, the embodiment of the utility model provides a can realize stepping down the rectification to the commercial power through the module 131 of opening by force that sets up in emergency system 130 to can effectively detect when the commercial power outage through combining relay RL1, and then open by force and use the access EPS emergency power supply to supply power for the LED load when the commercial power outage, avoid behind the commercial power outage to produce the influence to the normal work of fire control emergency lighting fixtures.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments can be modified or some or all of the technical features can be equivalently replaced within the spirit and principles of the present invention; such modifications and substitutions do not depart from the scope of the present invention.

Claims

1. A fire emergency light fixture, comprising:

an LED load;

2. A fire emergency light fixture as recited in claim 1, wherein the emergency system comprises a power up module;

the first connection port is connected with the power supply driving module;

the EPS emergency power supply comprises a strong starting live wire, and the fourth connecting port is connected with the strong starting live wire.

3. A fire emergency light fixture as recited in claim 2, wherein the power module further comprises: a first resistor and a second resistor;

4. A fire emergency light fixture as recited in claim 2, wherein the power module further comprises: the circuit comprises a rectifying unit, a third resistor and a first capacitor connected with the third resistor in series; wherein the content of the first and second substances,

5. A fire emergency light fixture as recited in claim 4, wherein the hard start module further comprises a zener diode;

6. A fire emergency light fixture as claimed in claim 5, wherein the mains electricity is connected between the emergency live wire and the neutral wire;

when the commercial power stops supplying power, the EPS emergency power supply supplies power to the strong starting live wire, the relay responds, the strong starting live wire is connected with the emergency live wire, and at the moment, the power driving module is based on the EPS emergency power supply supplies power to the LED load.

7. A fire emergency light fixture as claimed in claim 4, wherein the forced start module further comprises a filtering unit;

the filtering unit comprises a second capacitor;

8. A fire emergency light fixture as recited in any one of claims 1-7, wherein the power drive module comprises: the system comprises a special fire control MCU, a drive IC and an auxiliary power supply unit, wherein the drive IC and the auxiliary power supply unit are connected with the special fire control MCU; wherein the content of the first and second substances,

the special fire control MCU is connected with the emergency system.