Utility model content
Based on this, it is necessary to relatively complicated for existing LED emergency power supply installation process, installation effectiveness is not high asks
Topic, provides a kind of LED emergency power supply.
To solve the above problems, the utility model takes the following technical solution:
A kind of LED emergency power supply, including automatic emergency device and battery pack, which is characterized in that the automatic emergency device
Including the first shell and the drive circuit board being arranged in first shell, the battery pack has second housing;
First shell includes first shell and at least one first end cover, the first opposite side of the first shell
Two rectangular recess are respectively equipped on wall and second sidewall, the rectangular recess has protruding portion, for fixing the first shell
The top of the screw of body fastens with the protruding portion;On the opposite third side wall and the 4th side wall of the first shell respectively
Equipped with rectangular preiection portion and the first arc convex portion, the adjacent two rectangular preiection portions are formed for fixing on same side wall
The circuit board fixing groove of the drive circuit board, two first arc convex portions being oppositely arranged on same side wall, which are formed, to be used
In the screw occlusal crib of the fixation first shell and the first end cover, and at four of the open end of the first shell
A pair of first arc convex portion is equipped on angle;The first end cover is corresponding with the first side wall and the second sidewall
Side be equipped with rectangle hollow out, the shape of the rectangle hollow out is identical as the shape of cross section of the rectangular recess hollow portion,
Be additionally provided in the first end cover the first outlet hole and with one-to-one first spiral shell of screw occlusal crib in the first shell
Follow closely location hole;
The second housing includes second shell and second end cover, and a side wall of the second shell is equipped with two T
Type protrusion, and the T-type protrusion can be slidably matched with the rectangular recess, in the opposite two side walls of the second shell
It is respectively equipped with the second arc convex portion, two second arc convex portions being oppositely arranged on same side wall are formed for fixing
The screw occlusal crib of the second shell and the second end cover, and on four angles of the open end of the second shell
Equipped with a pair of second arc convex portion;The second end cover be equipped with the second outlet hole and with the spiral shell in the second shell
Follow closely one-to-one second screw pilot hole of occlusal crib.
The LED emergency power supply that the utility model is proposed by being arranged rectangular recess on the first shell, so that for solid
The top for determining the screw of first shell can fasten with the protruding portion of rectangular recess, when fixed, can first be fixed on screw
On stationary plane, then again by the hanging of the rectangular recess of first shell and screw, by moving first shell for screw
Top slides into rectangular recess, to realize the quick fixation of LED emergency power supply automatic emergency device, and automatic emergency device
And battery pack can pass through both realizations that is slidably matched between the T-type protrusion on the rectangular recess and second shell in first shell
Between quick fixation, simplify the installation process of LED emergency power supply, have the advantages that easy for installation, installation effectiveness is high, together
When, rectangular recess increases the heat dissipation area of first shell, to further improve the heat dissipation performance of LED emergency power supply.
Specific embodiment
The technical solution of the utility model is described in detail below in conjunction with attached drawing and preferred embodiment.
The LED emergency power supply of the utility model includes automatic emergency device and battery pack in one of the embodiments,
Middle automatic emergency device includes the first shell and the drive circuit board that is arranged in the first shell, and battery pack has second housing.
When alternating current regular supply, LED emergency power supply is in charging stand-by state, after the battery pack charging of LED emergency power supply is saturated, automatically
Into maintenance state of charge, self discharge is compensated, safeguards the performance and used life of battery;When alternating current powers off suddenly, LED emergency
Power supply puts bright light source emergency lighting automatically immediately, and battery pack is that light source continues to power at this time, it is ensured that one timing of light source normal illumination
It is long, such as 1~3 hour, when city power recovery power supply, LED emergency power supply is no longer light source power supply and starts automatic charging.
Specifically, in the present embodiment, as shown in Figs. 1-5, the first shell includes first shell 1 and at least one first end
Lid 2, first shell 1 can have one or two open ends, therefore the first shell is corresponding with one or two first end covers
2, the effect of first end cover 2 is to be sealed first shell 1, to guarantee the waterproof and dustproof performance of first shell 1.
Two rectangular recess 3, each rectangle are respectively equipped on the opposite the first side wall and second sidewall of first shell 1
Groove 3 all has protruding portion 3-1, fastens for fixing the top of screw of first shell 1 with protruding portion 3-1, the top of screw
End can be slided in rectangular recess 3.
Rectangular preiection portion 4 is respectively equipped on the opposite third side wall and the 4th side wall of first shell 1 and the first arc is convex
Portion 5 is played, two adjacent rectangular preiection portions 4 form the circuit board fixing groove for fixing drive circuit board on same side wall, this
Circuit board fixing groove is parallel with the length direction of first shell 1, and side and the circuit board fixing groove of drive circuit board match,
Drive circuit board can slide into first shell 1 along circuit board fixing groove, to realize the fixation of drive circuit board;On same side wall
Two the first arc convex portions 5 being oppositely arranged form the screw occlusal crib for fixing first shell 1 and first end cover 2, and
And a pair of first arc convex portion 5 is equipped on four angles of the open end of first shell 1, when there are two the tools of first shell 1
When open end, a pair of first arc convex portion 5, i.e. the four of each open end are equipped on four angles of each open end
A screw occlusal crib is all had on angle, first end cover 2 corresponding with open end is using between screw and screw occlusal crib
Fastening force is realized and being fixedly connected between first shell 1.
As shown in figure 3, the side corresponding with the first side wall and second sidewall of first end cover 2 is equipped with rectangle hollow out, rectangle is engraved
Empty shape is identical as the shape of cross section of 3 hollow portion of rectangular recess, in order to fix when first end cover 2 and first shell 1
Later, it can slide into rectangular recess 3 and fasten with protruding portion 3-1 for fixing the top of the screw of first shell 1, together
When, first end cover 2 is equipped with the first outlet hole 6, for drawing the power supply line of drive circuit board, in addition, also setting in first end cover 2
Have with one-to-one first screw pilot hole 7 of screw occlusal crib, spiral shell for fixing between first end cover 2 and first shell 1
Nail fastens after the first screw pilot hole 7 with screw occlusal crib, to realize the company between first end cover 2 and first shell 1
It connects.
Second housing includes second shell 8 and second end cover 9, and a side wall of second shell 8 is equipped with two T-type protrusions
10, as shown in Figure 1 and Figure 4, and T-type protrusion 10 can be slidably matched with rectangular recess 3, although T-type protrusion 10 is recessed with rectangle
Be between slot 3 be slidably matched, but due to T-type protrusion 10 and rectangular recess 3 between there are frictional force, in not external force
It, can be relatively fixed between first shell 1 and second shell 8 under effect;It is set respectively in the opposite two side walls of second shell 8
There is the second arc convex portion 11, two the second arc convex portions 11 being oppositely arranged on same side wall are formed for fixing second shell
The screw occlusal crib of body 8 and second end cover 9, and a pair of second arc is equipped on four angles of the open end of second shell 8
Shape lug boss 11 all has a screw occlusal crib on the four of each open end of second shell 8 angle, with open end phase
Corresponding second end cover 9 is realized and being fixedly connected between second shell 8 using the fastening force between screw and screw occlusal crib.
It is also set in second end cover 9 as shown in figure 5, second end cover 9 is equipped with the second outlet hole 12 for drawing the power supply line of battery pack
Have with one-to-one second screw pilot hole 13 of screw occlusal crib in second shell 8, for fixing second end cover 9 and second
Screw between shell 8 fastens after passing through the second screw pilot hole 13 with screw occlusal crib, to realize second end cover 9 and second
Connection between shell 8.
The LED emergency power supply that the present embodiment is proposed by being arranged rectangular recess on the first shell, so that for fixing
The top of the screw of first shell can fasten with the protruding portion of rectangular recess, when fixed, can first be fixed on screw
Determine on face, then again by the hanging of the rectangular recess of first shell and screw, by moving first shell for the top of screw
End slides into rectangular recess, to realize the quick fixation of LED emergency power supply automatic emergency device, and automatic emergency device and
Battery pack can realize the two by being slidably matched between the T-type protrusion on the rectangular recess and second shell in first shell
Between quick fixation, simplify the installation process of LED emergency power supply, have the advantages that easy for installation, installation effectiveness is high, meanwhile,
Rectangular recess increases the heat dissipation area of first shell, to further improve the heat dissipation performance of LED emergency power supply.
Further, waterproof connector, the electricity of automatic emergency device are mounted on the first outlet hole 6 and the second outlet hole 12
Source line and the power supply line of battery pack are drawn by waterproof connector, to improve the waterproof performance of the first shell and second housing.
Further, it is equipped between first shell 1 and first end cover 2 and between second shell 8 and second end cover 9 close
Sealing rubber ring, to improve the waterproof and dustproof performance of the first shell and second housing.
Further, the quantity in rectangular preiection portion 4 is four, and as depicted in figs. 1 and 2, four rectangular preiection portions 4 can be with shape
At three for fixing the circuit board fixing groove of drive circuit board, multiple drive circuit boards, and the two of arbitrary neighborhood can be fixed
The distance between a rectangular preiection portion 4 can be same or different, to meet the needs of different circuit drives plates.
In the present invention, the shape of first shell 1 and second shell 8 can be realized using a variety of common shapes,
Preferably, the shape of first shell 1 and second shell 8 is that rectangle is made with adapting to the shape of drive circuit board and battery pack
Drive circuit board is obtained more easily to be inserted into along first shell 1 along circuit board fixing groove.
Further, the first shell and second housing are prepared by aluminium alloy, and aluminium alloy has rapid heat dissipation, corrosion-resistant
The advantages that, it, being capable of electronics member in the first shell of effective protection using the first shell and second housing that aluminium alloy is prepared as material
Part the operation is stable and the service life for extending the battery pack in second housing.
Further, if the battery pack in the utility model is made of dry granular Ni-Cd nickel-cadmium or lithium ion battery.
Since nickel-cadmium cell has a very high battery energy density, and its overcharge, overdischarge, high and low temperature resistance are excellent, therefore
Ni-Cd nickel-cadmium can be selected as battery pack in the utility model;Meanwhile lithium ion battery has high storage energy density, uses
The advantages that service life is long, light-weight and environmentally protective, therefore lithium ion battery also can be selected as battery pack in the utility model.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.