CN213403582U

CN213403582U - LED emergency lamp driving power supply

Info

Publication number: CN213403582U
Application number: CN202022519902.XU
Authority: CN
Inventors: 黄晓明; 乔振中; 龚守华; 陈亮; 王日升; 楼静静; 杨凯; 石岩; 邹细勇
Original assignee: Zhejiang Jinling Lighting Appliance Co ltd
Current assignee: Zhejiang Jinling Lighting Appliance Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-06-08
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a LED emergency light drive power supply, including protecgulum (1), back lid (2), upper cover (3), lower cover (4), left side lid (5) and right side lid (6), the buckle is connected between each part. And through the design of adding the fan set (20) to the lower cover (4) and reasonably designing the air channel, the LED emergency lamp driving power supply not only has the function of heat dissipation, but also greatly guarantees the heat dissipation function. The LED emergency lamp driving power supply can not cause the reduction of the service life of an LED lamp set (10) due to overhigh temperature in the use process, and the use cost is reduced. Meanwhile, the possibility of spontaneous combustion caused by overhigh temperature is avoided, the occurrence of fire is avoided, and the effect of safety guarantee can be well played.

Description

LED emergency lamp driving power supply

Technical Field

The utility model belongs to the technical field of emergency light drive power supply, specifically indicate a LED emergency light drive power supply.

Background

In the market, all LED emergency lamp driving power supplies generate heat during use. However, the existing design does not consider the self heat dissipation condition, and once the temperature is too high, the service life of the LED lamp is shortened, the replacement frequency of the lamp set is shortened, the overall use cost is increased, and considerable potential safety hazards exist. Because the batteries are arranged inside, spontaneous combustion is easily caused once the temperature is too high, and fire is easily caused. Even if the individual LED emergency lamp driving power supply has the function of considering heat dissipation, the situation that the air duct is not designed reasonably is common.

SUMMERY OF THE UTILITY MODEL

Unreasonable, the incomplete scheduling problem of function of design for solving among the prior art LED emergency light drive power supply existence, the utility model provides a LED emergency light drive power supply.

The utility model adopts the technical proposal that:

the utility model provides a LED emergency light drive power supply, which comprises a front cover, the back lid, the upper cover, the lower cover, left side lid and right side lid, the protecgulum upside is connected with upper cover front side buckle, the protecgulum downside is connected with lower cover front side buckle, the upper cover rear side is connected with back lid upper side buckle, the lower cover rear side is connected with back lid downside buckle, the four sides of left side lid respectively with the protecgulum left side, the back lid left side, the upper cover left side, lower cover left side buckle is connected, the four sides of right side lid respectively with the protecgulum right side, the back lid right side, the upper cover right side, the lower cover right side buckle is connected, the protecgulum, the back lid, the upper cover, the lower cover, left side lid and right side lid enclose jointly and. The upper cover and the lower cover are dust covers, a fan set is fixed above the lower cover, and the front face of the fan set faces upwards. Because the upper cover and the lower cover are designed as dust covers, the generated hot air can be radiated from inside to outside. Because the density of the hot air is smaller than that of the common air, the hot air can rise upwards, and the fan set blows upwards from the front side, so that the discharge of the hot air can be accelerated, a fixed air channel is formed, and the effect of stable and rapid heat dissipation can be achieved. All link together through the form of buckle between every apron, form a whole, can not only guarantee holistic fastness, can also make things convenient for maintenance, the maintenance in later stage, for example: after long-time use, the dust cover is easy to deposit dust and become dirty, and the whole ventilation and heat dissipation effect is influenced, even the heat dissipation effect is lost, so that the dust cover needs to be replaced regularly.

Preferably, the LED lamp group is fixed on the outer wall of the front cover. The LED lamp group has the effect of illumination.

Preferably, a rechargeable battery pack is fixed to an inner wall of the rear cover. When power supply controller connects the power frequency alternating current, can not only make a LED emergency light drive power supply play the effect of illumination, can also charge rechargeable battery group.

Preferably, a power supply controller is fixed on the inner wall of the left side cover, and a switch group is fixed above the power supply controller. The power supply controller is internally provided with a relay, and the relay can automatically control the connection state of the switch group according to the current condition.

Preferably, the positive pole of the fan group is connected with the positive pole of the LED lamp group and connected to the S1 pin of the switch group, the negative pole of the fan group is connected with the negative pole of the LED lamp group and divided into two branches through a resistor, the first branch is connected to the negative pole of the rechargeable battery pack, and the second branch is connected to the negative pole interface of the power controller. The fan group can be guaranteed to be connected with the LED lamp group and can be kept in a working state no matter what kind of power supply is switched on, and the condition that the fan group cannot work is avoided when the power supply is switched.

Preferably, the pin S3 of the switch group is connected to the positive electrode interface of the power supply controller, the pin S2 of the switch group is connected to the terminal a of the fuse, and the terminal B of the fuse is connected to the positive electrode of the rechargeable battery pack. When the power supply controller is connected with power-frequency alternating current, the pin S1 is communicated with the pin S3, so that the fan set and the LED lamp set are in normal working states, and the rechargeable battery pack is charged. After the power frequency alternating current is cut off, the power controller utilizes the relay to cut off the pin S1 from the pin S3 and to connect the pin S1 with the pin S2 according to the change of the current. The rechargeable battery pack supplies power to the fan set and the LED lamp set so as to ensure that the fan set and the LED lamp set can work normally.

Preferably, the positive interface of the power supply controller is connected with the terminal a of the fuse. The charging battery pack can be charged when the power frequency alternating current is connected. The fuse serves to protect the entire power supply and circuitry.

Preferably, the power of the fan set is 1.2-3 watts and the rotation speed is 1200-2200 rpm. The power of the fan set is very small, the load of the LED emergency lamp driving power supply cannot be increased due to the addition of the fan set, and the heat dissipation effect can be ensured.

The beneficial effects of the utility model are that: the design of the fan set is increased, and the air channel is reasonably designed, so that the heat dissipation function is increased, and the heat dissipation function is greatly guaranteed. The LED emergency lamp driving power supply can not cause the reduction of the service life of an LED lamp bank due to overhigh temperature in the use process, and the use cost is reduced. Meanwhile, the possibility of spontaneous combustion caused by overhigh temperature is avoided, the occurrence of fire is avoided, and the effect of safety guarantee can be well played.

Drawings

Fig. 1 is a schematic diagram of the structure explosion of the embodiment of the present invention.

Fig. 2 is a schematic diagram of a circuit connection according to an embodiment of the present invention.

In the figure, 1-front cover, 2-rear cover, 3-upper cover, 4-lower cover, 5-left side cover, 6-right side cover, 10-LED lamp group, 20-fan group, BT-rechargeable battery group, S-switch group, U-power supply controller, U1-positive interface, U2-negative interface, L-power frequency alternating current L-end interface, N-power frequency alternating current N-end interface, R-resistor, FUSE-FUSE and GND-grounding mark.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example 1

As shown in fig. 1, the driving power supply for the LED emergency lamp comprises a front cover 1, a rear cover 2, an upper cover 3, a lower cover 4, a left side cover 5 and a right side cover 6, wherein the upper side of the front cover 1 is connected with the front side of the upper cover 3 in a buckling manner, the lower side of the front cover 1 is connected with the front side of the lower cover 4 in a buckling manner, the rear side of the upper cover 3 is connected with the upper side of the rear cover 2 in a buckling manner, the rear side of the lower cover 4 is connected with the lower side of the rear cover 2 in a buckling manner, the four sides of the left side cover 5 are respectively connected with the left side of the front cover 1, the left side of the rear cover 2, the left side of the upper cover 3 and the left side of the lower cover 4 in a buckling manner, the four sides of the right side cover 6 are respectively connected with the right side of the front cover 1, the right side of the rear cover. The upper cover 3 and the lower cover 4 are both dust covers, the fan set 20 is fixed above the lower cover 4, and the front face of the fan set 20 faces upwards. Because the upper cover 3 and the lower cover 4 are designed as dust covers, the generated hot air can be radiated from inside to outside. Because the density of the hot air is less than that of the ordinary air, the hot air rises upwards, and the fan set 20 blows upwards from the front side, so that the discharge of the hot air is accelerated, a fixed air channel is formed, and the effect of stable and rapid heat dissipation can be achieved. All link together through the form of buckle between every apron, form a whole, can not only guarantee holistic fastness, can also make things convenient for maintenance, the maintenance in later stage, for example: after long-time use, the dust cover is easy to deposit dust and become dirty, and the whole ventilation and heat dissipation effect is influenced, even the heat dissipation effect is lost, so that the dust cover needs to be replaced regularly.

And an LED lamp group 10 is fixed on the outer wall of the front cover 1. The LED lamp set 10 has an illumination effect.

And a rechargeable battery pack BT is fixed on the inner wall of the rear cover 2. When power supply controller U connects the power frequency alternating current, can not only make a LED emergency light drive power supply play the effect of illumination, can also charge rechargeable battery group BT.

And a power supply controller U is fixed on the inner wall of the left side cover 5, and a switch group S is fixed above the power supply controller U. And a relay is arranged in the power supply controller U, and the relay can automatically control the connection state of the switch group S according to the current condition.

In this embodiment, as can be seen from fig. 2, the positive electrode of the fan set 20 is connected to the positive electrode of the LED lamp set 10 and connected to the S1 pin of the switch set S, the negative electrode of the fan set 20 is connected to the negative electrode of the LED lamp set 10 and divided into two branches by the resistor R, the first branch is connected to the negative electrode of the rechargeable battery BT, and the second branch is connected to the negative electrode interface U2 of the power controller U. The connection between the fan set 20 and the LED lamp set 10 can ensure that the fan set 20 can be kept in a working state no matter what kind of power is connected, thereby avoiding the situation that the fan set cannot work when the power is switched.

The pin S3 of the switch group S is connected with the positive electrode interface U1 of the power controller U, the pin S2 of the switch group S is connected with the end A of the FUSE FUSE, and the end B of the FUSE FUSE is connected with the positive electrode of the rechargeable battery pack BT. When the power supply controller U is connected with the power-frequency alternating current, the pin S1 is communicated with the pin S3, so that the fan set 20 and the LED lamp set 10 are in a normal working state, and the rechargeable battery set BT is charged. After the power frequency alternating current is cut off, the power controller U uses the relay to disconnect the S1 pin from the S3 pin and to connect the S1 pin to the S2 pin according to the change of the current. The rechargeable battery set BT supplies power to the fan set 20 and the LED lamp set 10 to ensure their normal operation.

The positive interface U1 of the power supply controller U is connected to the a terminal of the FUSE. And the charging battery set BT can be charged when the power frequency alternating current is switched on. The FUSE functions to protect the entire power supply and wiring.

The power of the fan set 20 was 1.2 watts and the speed was 1200 rpm. The power of the fan set 20 is very small, the load of the LED emergency lamp driving power supply is not increased due to the addition of the fan set 20, and the heat dissipation effect is ensured.

It is to be understood that: although the present invention has been described in some detail by way of the specific embodiments, these descriptions are not intended to limit the scope of the invention, and any changes in form and detail that do not exceed the scope of the claims are intended to fall within the scope of the invention.

Claims

1. The utility model provides a LED emergency light drive power supply, includes protecgulum (1), back lid (2), upper cover (3), lower cover (4), left side lid (5) and right side lid (6), and protecgulum (1), back lid (2), upper cover (3), lower cover (4), left side lid (5) and right side lid (6) enclose jointly and establish into the box, its characterized in that: upper cover (3) and lower cover (4) are the dust cover, and the top of lower cover (4) is fixed with fan group (20), and fan group (20) openly up, and the outer wall of protecgulum (1) is fixed with LED banks (10), and the inner wall of back lid (2) is fixed with rechargeable battery group (BT), and left side lid (5) inner wall is fixed with power supply controller (U), and power supply controller (U) top is fixed with switch group (S).

2. The LED emergency lamp driving power supply according to claim 1, wherein: the positive electrode of the fan set (20) is connected with the positive electrode of the LED lamp set (10) and connected to an S1 pin of the switch set (S), the negative electrode of the fan set (20) is connected with the negative electrode of the LED lamp set (10) and divided into two branches through a resistor (R), the first branch is connected to the negative electrode of the rechargeable battery pack (BT), and the second branch is connected to a negative electrode interface (U2) of the power supply controller (U).

3. The LED emergency lamp driving power supply according to claim 1, wherein: an S3 pin of the switch group (S) is connected with a positive electrode interface (U1) of the power supply controller (U), an S2 pin of the switch group (S) is connected with an A end of a FUSE (FUSE), and a B end of the FUSE (FUSE) is connected with the positive electrode of the rechargeable battery pack (BT).

4. The LED emergency lamp driving power supply according to claim 3, wherein: and a positive electrode interface (U1) of the power supply controller (U) is connected with the A end of the FUSE (FUSE).

5. The LED emergency lamp driving power supply according to claim 1, wherein: the power of the fan set (20) is 1.2-3 watts, and the rotating speed is 1200-2200 rpm.