CN220338329U

CN220338329U - Emergency indicator light

Info

Publication number: CN220338329U
Application number: CN202320742878.7U
Authority: CN
Inventors: 叶兵; 刘江; 杨海全
Original assignee: Zhaoqing Yingyou Lighting Technology Co ltd
Current assignee: Zhaoqing Yingyou Lighting Technology Co ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2024-01-12
Anticipated expiration: 2033-04-04

Abstract

The utility model discloses an emergency indicator lamp, which comprises a bottom shell and an upper cover, wherein an inner cavity is formed in the bottom shell in a hollow mode, an opening is formed in the upper portion of the bottom shell to be communicated with the inner cavity and the outside respectively, a plurality of clamping parts are arranged on the periphery of the outer side wall of the bottom shell, and the clamping parts gradually protrude from top to bottom; the periphery of the upper cover is downwards bent to form a bending part, a plurality of clamping interfaces which are in one-to-one correspondence with the clamping parts are arranged on the bending part, and the clamping interfaces are in one-to-one correspondence with the clamping parts so as to clamp the upper cover with the bottom shell; because be equipped with a plurality of joint portions around the drain pan for the joint between upper cover and the drain pan is more firm, and because joint portion is progressively protruding from last down, the joint mouth of being convenient for down from last and joint portion cooperation joint, make the installation between upper cover and the drain pan and dismantle portably and firm.

Description

Emergency indicator light

Technical Field

The utility model relates to the technical field of emergency indicator lamps, in particular to an emergency indicator lamp.

Background

The emergency indicator lamp is suitable for fire emergency lighting, is the most common lighting tool in fire emergency, has long emergency time and high brightness, and has an automatic power-off emergency function; the bottom shell and the upper cover of the existing emergency indicator lamp are generally in a detachable clamping mode, and a clamping groove is formed in the edge of the bottom shell, and the edge of the upper cover is clamped with the clamping groove to form clamping connection; however, the reliability of the connection mode is not high, or the clamping groove is too narrow to cause too tight clamping, so that the connection mode is not easy to mount and dismount, or the clamping groove is too wide, so that the clamping is unstable.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art and provide an emergency indicator lamp which is convenient to mount and dismount and is more stable in clamping.

According to an embodiment of the utility model, an emergency indicator lamp comprises: the bottom shell is hollow to form an inner cavity, an opening is formed in the upper portion of the bottom shell to be communicated with the inner cavity and the outside respectively, a plurality of clamping parts are arranged on the periphery of the outer side wall of the bottom shell, and the clamping parts gradually protrude from top to bottom; the periphery of the upper cover is downwards bent to form a bending part, a plurality of clamping interfaces which are in one-to-one correspondence with the clamping parts are arranged on the bending part, and the clamping interfaces are in one-to-one correspondence with the clamping parts so that the upper cover is clamped with the bottom shell.

The emergency indicator lamp provided by the embodiment of the utility model has at least the following beneficial effects: because be equipped with a plurality of joint portions around the drain pan for the joint between upper cover and the drain pan is more firm, and because joint portion is progressively protruding from last down, the joint mouth of being convenient for down from last and joint portion cooperation joint, make the installation between upper cover and the drain pan and dismantle portably and firm.

According to the emergency indicator lamp provided by the embodiment of the utility model, the clamping part is the first boss which is gradually protruded from top to bottom, and the emergency indicator lamp is simple in structure and convenient to clamp.

According to the emergency indicator lamp provided by the embodiment of the utility model, the clamping parts are two parallel fins which gradually protrude from top to bottom, the structure is simple, and the materials are saved.

According to the emergency indicator lamp provided by the embodiment of the utility model, the upper cover comprises the connecting frame and the indicator panel detachably connected with the connecting frame, and the bending part is arranged at the periphery of the connecting frame, so that the indicator panel is convenient to replace and is suitable for a plurality of places.

According to the emergency indicator lamp provided by the embodiment of the utility model, the plurality of second bosses which are in one-to-one correspondence with the clamping interfaces are arranged on the periphery of the indication panel, so that the emergency indicator lamp is simple in structure and convenient to clamp.

According to the emergency indicator lamp provided by the embodiment of the utility model, the emergency indicator lamp further comprises the sealing ring, the side wall of the bottom shell is provided with the annular groove, and the sealing ring is arranged in the annular groove to be respectively abutted with the bottom shell and the upper cover, so that the sealing waterproof effect is good.

According to an embodiment of the utility model, an emergency indicator lamp comprises: the circuit board comprises a power supply module, a detection module, an emergency control module and a battery module, wherein the input end of the power supply module is connected with mains supply to convert alternating current into direct current constant current, the output end of the power supply module is respectively and electrically connected with the LED lamp panel and the detection module, and the detection end of the detection module is electrically connected with the mains supply to detect the working state of the mains supply; the emergency control module is respectively and electrically connected with the detection module, the battery module and the LED lamp panel, when the detection end of the detection module detects that the commercial power is disconnected, the emergency control module controls the battery module to discharge so as to drive the LED lamp panel to illuminate, and when the detection end of the detection module detects that the commercial power is normal, the emergency control module controls the battery module to charge.

According to the emergency indicator lamp provided by the embodiment of the utility model, the detection module comprises the capacitor C1, the resistor R2, the diode D1 and the detection switch K1, one end of the detection switch K1 is electrically connected with the output end of the power supply module, the other end of the detection switch K1 is electrically connected with one end of the capacitor C1, the other end of the capacitor C1 is respectively electrically connected with the cathode of the diode D1 and one end of the resistor R1, the anode of the diode D1 is electrically connected with the power supply module, and the other end of the resistor R1 is respectively electrically connected with the resistor R2 and the emergency control module; the diode D1, the capacitor C1, the resistor R1 and the resistor R2 form a mains voltage detection circuit, a voltage detection point for detecting mains voltage is arranged between the resistor R1 and the resistor R2, and when the detection switch K1 is pressed down, the working voltage provided by the power supply module is zeroed, namely, the emergency state is entered.

According to the emergency indicator lamp provided by the embodiment of the utility model, the emergency control module comprises a triode Q1, a triode Q2, a triode Q3, a MOS tube Q4, a MOS tube Q5, a resistor R3, a resistor R4, a resistor R5 and a diode D2, wherein the base electrode of the triode Q1 is electrically connected with the output end of the power supply module, the collector electrode of the triode Q1 is respectively and electrically connected with the base electrode of the triode Q2, the emitter electrode of the triode Q2 and the D electrode of the MOS tube Q4 through series resistors, and the collector electrode of the triode Q2 is electrically connected with the LED lamp panel through the series resistor R5; the base electrode of the triode Q3 is electrically connected with the other end of the resistor R1, the emitter electrode of the triode Q3 is electrically connected with the G electrode of the MOS tube Q4, the S electrode of the MOS tube Q4 is electrically connected with the base electrode of the triode Q1, the D electrode of the MOS tube Q4 is electrically connected with the positive electrode of the battery module through the series resistor R3, and the emitter electrode of the triode Q2 is electrically connected with the negative electrode of the battery module; the S electrode of the MOS tube Q5 is electrically connected with the base electrode of the triode Q1, the G electrode of the MOS tube Q5 is grounded, the D electrode of the MOS tube Q5 is electrically connected with the anode of the diode D2, and the cathode of the diode D2 is electrically connected with the LED lamp panel through the series resistor R4; when the mains input voltage is more than 170V, the voltage of the voltage monitoring point is high enough to drive the triode Q3 to enter a conducting state, meanwhile, the MOS tube Q4 is conducted, and the current charges the battery module through the resistor R3; the resistor R4 is a current limiting resistor, and working voltage supplies power to the LED lamp panel through the MOS tube Q5, the diode D2 and the current limiting resistor R4, so that the light source is lightened; the emergency part consists of a triode Q1 and a triode Q2, when the working voltage passes through the MOS tube Q4, the triode Q2 is in a cut-off state, and the battery module does not supply power to the light source; when the mains supply fails or the voltage is less than 160V, the voltage of the voltage detection point is reduced, the triode Q3 and the MOS tube Q4 are in a cut-off state, the triode Q1 and the triode Q2 are conducted at the moment, the battery module supplies power to the LED lamp panel through the triode Q2 and the resistor R5, and therefore the light source is lightened to enter an emergency lighting state.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The following describes the embodiments of the present utility model further with reference to the drawings;

FIG. 1 is a block diagram of an emergency light;

FIG. 2 is an exploded view of the emergency light;

fig. 3 is a circuit configuration diagram of the control circuit.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

Referring to fig. 1 to 3, the emergency indicator lamp according to the embodiment of the utility model includes a bottom case 10 and an upper cover 20, wherein an inner cavity is formed in the bottom case 10, an opening is formed at the upper part of the bottom case 10 to communicate the inner cavity and the outside, a plurality of clamping parts 11 are arranged around the outer side wall of the bottom case 10, and the clamping parts 11 gradually protrude from top to bottom; the periphery of the upper cover 20 is downwards bent to form a bending part, a plurality of clamping interfaces 21 which are in one-to-one correspondence with the clamping parts 11 are arranged on the bending part, and the clamping interfaces 21 are in one-to-one correspondence with the clamping parts 11 to clamp the upper cover 20 with the bottom shell 10; because the plurality of clamping parts 11 are arranged around the bottom shell 10, the clamping between the upper cover 20 and the bottom shell 10 is more stable, and because the clamping parts 11 gradually protrude downwards from top to bottom, the clamping ports 21 are conveniently matched with the clamping parts 11 from top to bottom, so that the upper cover 20 and the bottom shell 10 are convenient and stable to install and detach.

In some embodiments, the clamping portion 11 is a first boss protruding gradually from top to bottom, and is simple in structure and convenient to clamp.

As shown in fig. 1 and 2, in some embodiments, the clamping portion 11 is two parallel fins protruding gradually from top to bottom, so that the structure is simple, and materials are saved.

In some embodiments, the upper cover 20 includes a connection frame and an indication panel 22 detachably connected to the connection frame, and the bending portion is disposed around the connection frame, so that the indication panel 22 is convenient to replace, and is suitable for multiple places.

In some embodiments, a plurality of second bosses 23 are arranged around the indication panel 22 and are clamped with the clamping interfaces 21 in a one-to-one correspondence manner, so that the structure is simple and the clamping is convenient.

In some embodiments, the sealing ring 24 is further included, an annular groove is formed in the side wall of the bottom shell 10, and the sealing ring 24 is arranged in the annular groove to be respectively abutted with the bottom shell 10 and the upper cover 20, so that the sealing waterproof effect is good.

As shown in fig. 3, in some embodiments, the circuit board 30 and the lamp panel 40 are disposed in the inner cavity, the circuit board 30 includes a power supply module 31, a detection module 32, an emergency control module 33 and a battery module 34, an input end of the power supply module 31 is connected with the mains supply to convert alternating current into direct current constant current, an output end of the power supply module 31 is respectively electrically connected with the lamp panel 40 and the detection module 32, and a detection end of the detection module 32 is connected with the mains supply to detect an operating state of the mains supply; the emergency control module 33 is electrically connected with the detection module 32, the battery module 34 and the lamp panel 40 respectively, when the detection end of the detection module 32 detects that the mains supply is disconnected, the emergency control module 33 controls the battery module 34 to discharge so as to drive the lamp panel 40 to illuminate, and when the detection end of the detection module 32 detects that the mains supply is normal, the emergency control module 33 controls the battery module 34 to charge.

In some embodiments, the detection module 32 includes a capacitor C1, a resistor R2, a diode D1, and a detection switch K1, where a primary side of the transformer T1 is electrically connected to the power supply module (31), a secondary side of the transformer T1 is electrically connected to the detection chip U1, one end of the detection switch K1 is electrically connected to an output end of the power supply module 31, the other end of the detection switch K1 is electrically connected to one end of the capacitor C1, the other end of the capacitor C1 is electrically connected to a cathode of the diode D1 and one end of the resistor R1, an anode of the diode D1 is electrically connected to the power supply module 31, and the other end of the resistor R1 is electrically connected to the resistor R2 and the emergency control module 33; the diode D1, the capacitor C1, the resistor R1 and the resistor R2 form a mains voltage detection circuit, a voltage detection point for detecting the mains voltage is located between the resistor R1 and the resistor R2, and when the detection switch K1 is pressed down, the working voltage provided by the power supply module 31 returns to zero, namely, enters an emergency state.

In some embodiments, the emergency control module 33 includes a triode Q1, a triode Q2, a triode Q3, a MOS transistor Q4, a MOS transistor Q5, a resistor R3, a resistor R4, a resistor R5 and a diode D2, wherein a base electrode of the triode Q1 is electrically connected with an output end of the power supply module 31, a collector electrode of the triode Q1 is electrically connected with a base electrode of the triode Q2, an emitter electrode of the triode Q2 and a D electrode of the MOS transistor Q4 respectively through series resistors, and a collector electrode of the triode Q2 is electrically connected with the lamp panel 40 through the series resistor R5; the base electrode of the triode Q3 is electrically connected with the other end of the resistor R1, the emitter electrode of the triode Q3 is electrically connected with the G electrode of the MOS tube Q4, the S electrode of the MOS tube Q4 is electrically connected with the base electrode of the triode Q1, the D electrode of the MOS tube Q4 is electrically connected with the positive electrode of the battery module 34 through the series resistor R3, and the emitter electrode of the triode Q2 is electrically connected with the negative electrode of the battery module 34; the S electrode of the MOS tube Q5 is electrically connected with the base electrode of the triode Q1, the G electrode of the MOS tube Q5 is grounded, the D electrode of the MOS tube Q5 is electrically connected with the anode of the diode D2, and the cathode of the diode D2 is electrically connected with the lamp panel 40 through the series resistor R4; when the mains input voltage is more than 170V, the voltage of the voltage monitoring point is high enough to drive the triode Q3 to enter a conducting state, meanwhile, the MOS tube Q4 is conducted, and the current charges the battery module 34 through the resistor R3; the resistor R4 is a current limiting resistor, and working voltage supplies power to the lamp panel 40 through the MOS tube Q5, the diode D2 and the current limiting resistor R4, so that the light source is lightened; the emergency part consists of a triode Q1 and a triode Q2, when the working voltage passes through the MOS tube Q4, the triode Q2 is in a cut-off state, and the battery module 34 does not supply power to the light source; when the mains supply fails or the voltage is less than 160V, the voltage of the voltage detection point is reduced, the triode Q3 and the MOS tube Q4 are in a cut-off state, the triode Q1 and the triode Q2 are conducted at the moment, the battery module 34 supplies power to the lamp panel 40 through the triode Q2 and the resistor R5, and therefore the light source is lightened to enter an emergency lighting state.

It will be readily appreciated by those skilled in the art that the above preferred modes can be freely combined and superimposed without conflict.

The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).

Claims

1. An emergency light, comprising:

the bottom shell (10), wherein an inner cavity is formed in the bottom shell (10), an opening is formed in the upper portion of the bottom shell (10) so as to be communicated with the inner cavity and the outside respectively, a plurality of clamping parts (11) are arranged on the periphery of the outer side wall of the bottom shell (10), and the clamping parts (11) gradually protrude from top to bottom;

the upper cover (20), the bending part is formed by downwards bending the periphery of the upper cover (20), a plurality of clamping interfaces (21) which are in one-to-one correspondence with the clamping parts (11) are arranged on the bending part, and the clamping interfaces (21) are in one-to-one correspondence with the clamping parts (11) so that the upper cover (20) is clamped with the bottom shell (10).

2. The emergency light of claim 1, wherein: the clamping part (11) is a first boss which gradually protrudes from top to bottom.

3. The emergency light of claim 1, wherein: the clamping part (11) is two parallel fins which gradually protrude from top to bottom.

4. The emergency light of claim 1, wherein: the upper cover (20) comprises a connecting frame and an indication panel (22) detachably connected with the connecting frame, and the bending part is arranged around the connecting frame.

5. The emergency light of claim 4, wherein: a plurality of second bosses (23) which are clamped with the clamping interfaces (21) in a one-to-one correspondence manner are arranged around the indication panel (22).

6. The emergency light of claim 1, wherein: the novel anti-theft device is characterized by further comprising a sealing ring (24), wherein an annular groove is formed in the side wall of the bottom shell (10), and the sealing ring (24) is arranged in the annular groove to be respectively abutted with the bottom shell (10) and the upper cover (20).

7. The emergency light of claim 1, wherein: the intelligent power supply device comprises a circuit board (30) and a lamp panel (40) which are arranged in the inner cavity, wherein the circuit board (30) comprises a power supply module (31), a detection module (32), an emergency control module (33) and a battery module (34), the input end of the power supply module (31) is connected with mains supply to convert alternating current into direct current constant current, the output end of the power supply module (31) is respectively and electrically connected with the lamp panel (40) and the detection module (32), and the detection end of the detection module (32) is electrically connected with the mains supply to detect the working state of the mains supply; the emergency control module (33) is respectively and electrically connected with the detection module (32), the battery module (34) and the lamp panel (40), when the detection end of the detection module (32) detects that the mains supply is disconnected, the emergency control module (33) controls the battery module (34) to discharge so as to drive the lamp panel (40) to illuminate, when the detection end of the detection module (32) detects that the mains supply is normal, the emergency control module (33) controls the battery module (34) to charge.

8. The emergency light of claim 7, wherein: the detection module (32) comprises a transformer T1, a detection chip U1, a capacitor C1, a resistor R2, a diode D1 and a detection switch K1, wherein the primary side of the transformer T1 is electrically connected with the power supply module (31), the secondary side of the transformer T1 is electrically connected with the detection chip U1, one end of the detection switch K1 is electrically connected with the output end of the power supply module (31), the other end of the detection switch K1 is electrically connected with one end of the primary side of the transformer T1 and one end of the capacitor C1 respectively, the other end of the capacitor C1 is electrically connected with the cathode of the diode D1 and one end of the resistor R1 respectively, the anode of the diode D1 is electrically connected with the other end of the primary side of the transformer T1, and the other end of the resistor R1 is electrically connected with the resistor R2 and the emergency control module (33) respectively.

9. The emergency light of claim 8, wherein: the emergency control module (33) comprises a triode Q1, a triode Q2, a triode Q3, a MOS tube Q4, a MOS tube Q5, a resistor R3, a resistor R4, a resistor R5 and a diode D2, wherein the base electrode of the triode Q1 is electrically connected with the output end of the power supply module (31), the collector electrode of the triode Q1 is respectively electrically connected with the base electrode of the triode Q2, the emitter electrode of the triode Q2 and the D electrode of the MOS tube Q4 through series resistors, and the collector electrode of the triode Q2 is electrically connected with the lamp panel (40) through the series resistors R5; the base electrode of the triode Q3 is electrically connected with the other end of the resistor R1, the emitter electrode of the triode Q3 is electrically connected with the G electrode of the MOS tube Q4, the S electrode of the MOS tube Q4 is electrically connected with the base electrode of the triode Q1, the D electrode of the MOS tube Q4 is electrically connected with the positive electrode of the battery module (34) through the series resistor R3, and the emitter electrode of the triode Q2 is electrically connected with the negative electrode of the battery module (34); the S pole of the MOS tube Q5 is electrically connected with the base electrode of the triode Q1, the G pole of the MOS tube Q5 is grounded, the D pole of the MOS tube Q5 is electrically connected with the anode of the diode D2, and the cathode of the diode D2 is electrically connected with the lamp panel (40) through the series resistor R4.