CN211792140U

CN211792140U - Durable LED driving power supply

Info

Publication number: CN211792140U
Application number: CN202020477860.5U
Authority: CN
Inventors: 吴莉丽
Original assignee: Jiangsu Shangshuo Rail Equipment Co ltd
Current assignee: Jiangsu Shangshuo Rail Equipment Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-10-27
Anticipated expiration: 2030-04-03

Abstract

The utility model discloses a durable type LED drive power supply, including heat dissipation mechanism and protection machanism, protection machanism cup joints the top at heat dissipation mechanism, heat dissipation mechanism includes mounting plate, the mid point fixedly connected with installation shell of mounting plate top, be equipped with LED drive power supply body in the installation shell, the top of LED drive power supply body is run through the installation shell and is extended to its outside, the installation bottom plate top just is located the outside fixedly connected with protecting crust of installation shell, micro motor is installed to protecting crust inner wall left and right sides symmetry. This durable type LED drive power supply, structural design is reasonable, and convenient to use has better installation stability, produces vibrations and the internal element that leads to damages when avoiding using, moreover under bad weather such as sleet, can play certain guard action, and the radiating effect is better simultaneously, has prolonged life, satisfies diversified user demand.

Description

Durable LED driving power supply

Technical Field

The utility model relates to a drive power supply technical field specifically is a durable type LED drive power supply.

Background

An LED driving power supply is a power converter that converts a power supply into a specific voltage current to drive an LED to emit light, and, in general, the input of the LED driving power supply comprises high-voltage power frequency alternating current (namely commercial power), low-voltage direct current, high-voltage direct current, low-voltage high-frequency alternating current (such as the output of an electronic transformer) and the like, most of the output of the LED driving power supply is a constant current source which can change the voltage along with the change of the forward voltage drop value of the LED, most of the LED driving power supplies in the prior art have short service life, firstly, the stability of the installation of the LED driving power supply can not be ensured, and the internal elements are easy to damage due to vibration during use, secondly install outdoor being susceptible to bad weather, can't in time spill the heat that the during operation produced simultaneously, difficult to satisfy the user demand, for this reason we have proposed a durable type LED drive power supply to solve the problem that proposes in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a durable type LED drive power supply to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a durable LED driving power supply comprises a heat dissipation mechanism and a protection mechanism, wherein the protection mechanism is sleeved at the top of the heat dissipation mechanism, the heat dissipation mechanism comprises an installation bottom plate, an installation shell is fixedly connected to the middle point of the top of the installation bottom plate, an LED driving power supply body is arranged in the installation shell, the top of the LED driving power supply body penetrates through the installation shell and extends to the outside of the installation shell, the protection shell is fixedly connected to the top of the installation bottom plate and is positioned on the outer side of the installation shell, micro motors are symmetrically installed on the left side and the right side of the inner wall of the protection shell, a driving rotating shaft is fixedly connected to the output shaft of each micro motor, a first heat dissipation blade is fixedly connected to one end, close to the LED driving power supply body, of each driving rotating shaft, a driving rotating wheel is fixedly connected to the surface of each driving, a rotating rod is movably connected in the rolling bearing, one end of the rotating rod, which is far away from the rolling bearing, penetrates through the rolling bearing and extends to the outside of the rolling bearing, a second radiating blade is fixedly connected with the outside of the rolling bearing, a driven rotating wheel is fixedly connected with the surface of the rotating rod and corresponds to the position of the driving rotating wheel, the driven rotating wheel and the driving rotating wheel which are positioned on the same side are connected through belt transmission, and first radiating holes are formed in the side surface of the protective shell and correspond to the positions of the first radiating blade and;

the protection mechanism comprises a clamping sleeve, the clamping sleeve is sleeved at the top of the protection shell, the inner side of the clamping sleeve is fixedly connected with a protection ejection block, the bottom of the protection ejection block is connected with an upper pressing plate through a spring, the bottom of the upper pressing plate is in mutual contact with the top of the LED driving power supply body, a second heat dissipation hole is formed in the top of the upper pressing plate, a third heat dissipation hole is formed in the top of the protection ejection block, and a rain guide inclined plate is fixedly connected with the middle point of the top of the protection ejection block.

Preferably, the four corners at the top of the mounting base plate are provided with mounting screws, and the bottom ends of the mounting screws penetrate through the mounting base plate and extend to the outside of the mounting base plate.

Preferably, the side face of the protective shell is fixedly connected with a rain cover corresponding to the first heat dissipation hole.

Preferably, the inner wall of the third heat dissipation hole is fixedly connected with a dust screen.

Preferably, the inner wall of the mounting shell is fixedly connected with a rubber pad, and the inner side of the rubber pad is in contact with the surface of the LED driving power supply body.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a place LED drive power supply body in the installation shell, under the joint of joint cover, utilize the protection kicking block to protect drive power supply, spring and top board are pressed down fixedly to it, guaranteed the stability of installation, simultaneously the micro-motor of both sides drives first radiator fin rotation, the driving runner drives driven runner rotation under the transmission of belt, and then make the rotary rod drive the second radiator fin rotation, utilize the negative pressure that the fan rotation produced to the heat that LED drive power supply body during operation discharges through first louvre, greatly improve the security of drive power supply when using, this durable type LED drive power supply, structural design is reasonable, convenient to use, have better installation stability, avoid producing the internal element damage that vibrations lead to when using, and under the bad weather such as sleet al, can play certain guard action, meanwhile, the heat dissipation effect is good, the service life is prolonged, and the multi-directional use requirement is met.

2. The utility model discloses a set up four mounting screws, be convenient for install mounting plate, improved the firm degree after the installation simultaneously, through setting up rain-proof cover, when preventing sleet weather, outside rainwater gets into to the protecting crust inside through first louvre, causes LED drive power supply body to intake water and damages, through setting up the dust screen, prevents that external dust from getting into to the protecting crust in through the third louvre, through setting up the rubber pad, carries out soft protection to LED drive power supply body bottom surface.

Drawings

FIG. 1 is a sectional view of the front view of the present invention;

FIG. 2 is a sectional view of the heat dissipation mechanism of the present invention;

FIG. 3 is an enlarged view of a portion of A-A of FIG. 2 according to the present invention;

fig. 4 is a structural sectional view of a top view of the heat dissipation mechanism of the present invention;

fig. 5 is a structural section view of the front view of the protection mechanism of the present invention.

In the figure: 1 heat dissipation mechanism, 11 installation bottom plates, 12 installation cases, 13 LED drive power supply bodies, 14 protection cases, 15 micro motors, 16 drive rotating shafts, 17 first heat dissipation blades, 18 drive rotating wheels, 19 rolling bearings, 110 rotating rods, 111 second heat dissipation blades, 112 driven rotating wheels, 113 belts, 114 first heat dissipation holes, 115 installation screws, 116 rain-proof covers, 117 rubber pads, 2 protection mechanisms, 21 clamping sleeves, 22 protection top blocks, 23 springs, 24 upper pressing plates, 25 second heat dissipation holes, 26 third heat dissipation holes, 27 rain-guiding inclined plates and 28 dust screens.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a durable LED driving power supply includes a heat dissipating mechanism 1 and a protection mechanism 2, the protection mechanism 2 is sleeved on the top of the heat dissipating mechanism 1, the heat dissipating mechanism 1 includes a mounting base plate 11, mounting screws 115 are disposed at four corners of the top of the mounting base plate 11, bottom ends of the mounting screws 115 penetrate the mounting base plate 11 and extend to the outside thereof, a mounting housing 12 is fixedly connected to a midpoint of the top of the mounting base plate 11, an LED driving power supply body 13 is disposed in the mounting housing 12, a rubber pad 117 is fixedly connected to an inner wall of the mounting housing 12, an inner side of the rubber pad 117 contacts with a surface of the LED driving power supply body 13, the top of the LED driving power supply body 13 penetrates the mounting housing 12 and extends to the outside thereof, a protection housing 14 is fixedly connected to the top of the mounting base plate 11 and is located at the outer side of the mounting housing 12, fixedly connected with drive shaft 16 on micro motor 15's the output shaft, drive shaft 16 is close to the first radiating fin 17 of one end fixedly connected with of LED drive power supply body 13, the fixed surface of drive shaft 16 is connected with initiative runner 18, the protecting crust 14 inner wall left and right sides just is located micro motor 15's rear side fixedly connected with antifriction bearing 19, swing joint has rotary rod 110 in the antifriction bearing 19, the one end that antifriction bearing 19 was kept away from to rotary rod 110 runs through antifriction bearing 19 and extends to its outside fixedly connected with second radiating fin 111, the rotary rod 110 surface just corresponds the position fixedly connected with driven runner 112 of initiative runner 18, be located and connect through belt 113 transmission between the driven runner 112 of homonymy and the initiative runner 18, first louvre 114 has all been seted up to protecting crust 14 side just corresponding first radiating fin 17 and the position of second radiating fin 111, protecting crust 14 side just corresponds the rain-proof cover 116 of the position fixedly connected with of first louv.

The protection mechanism 2 comprises a clamping sleeve 21, the clamping sleeve 21 is sleeved at the top of the protection shell 14, a protection top block 22 is fixedly connected to the inner side of the clamping sleeve 21, an upper pressure plate 24 is fixedly connected to the bottom of the protection top block 22 through a spring 23, the bottom of the upper pressure plate 24 is in contact with the top of the LED driving power supply body 13, a second heat dissipation hole 25 is formed in the top of the upper pressure plate 24, a third heat dissipation hole 26 is formed in the top of the protection top block 22, a dust screen 28 is fixedly connected to the inner wall of the third heat dissipation hole 26, a rain guide inclined plate 27 is fixedly connected to the midpoint of the top of the protection top block 22, four mounting screws 115 are arranged to facilitate mounting of the mounting bottom plate 11 and improve the stability degree after mounting, and in rainy and snowy weather, external rainwater is prevented from entering the protection shell 14 through the first heat dissipation hole 114 to cause water inlet damage of the LED driving power supply body 13, by arranging the dust screen 28, external dust is prevented from entering the protective shell 14 through the third heat dissipation holes 26, by arranging the rubber pad 117, the bottom surface of the LED driving power supply body 13 is protected flexibly, by placing the LED driving power supply body 13 in the installation shell 12, under the clamping of the clamping sleeve 21, the driving power supply is protected by the protection top block 22, the spring 23 and the upper press plate 24 are pressed downwards and fixed, the installation stability is ensured, meanwhile, the micro-motor 15 on the two sides drives the first heat dissipation blades 17 to rotate, the driving runner 18 drives the driven runner 112 to rotate under the transmission of the belt 113, further, the rotating rod 110 drives the second heat dissipation blades 111 to rotate, heat generated when the LED driving power supply body 13 works by utilizing negative pressure generated by the rotation of the fan is discharged through the first heat dissipation holes 114, the safety of the driving power supply in use is greatly improved, and the durable LED driving power supply, structural design is reasonable, and convenient to use has better installation stability, produces vibrations and the internal element that leads to damages when avoiding using, moreover under bad weather such as sleet, can play certain guard action, and the radiating effect is better simultaneously, has prolonged life, satisfies diversified user demand.

During the use, place LED drive power supply body 13 in installation shell 12, under the joint of joint cover 21, utilize protection kicking block 22 to protect drive power supply, spring 23 and top board 24 push down fixedly to it, the stability of installation has been guaranteed, micro motor 15 of both sides drives first radiating fin 17 rotatory simultaneously, initiative runner 18 is under the transmission of belt 113, it is rotatory to drive driven runner 112, and then make rotary rod 110 drive second radiating fin 111 rotate, the heat that the negative pressure that utilizes the rotatory production of fan sent the LED drive power supply body 13 during operation is discharged through first louvre 114.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a durable type LED drive power supply, includes heat dissipation mechanism (1) and protection machanism (2), its characterized in that: the protection mechanism (2) is sleeved at the top of the heat dissipation mechanism (1), the heat dissipation mechanism (1) comprises an installation bottom plate (11), an installation shell (12) is fixedly connected to the middle point of the top of the installation bottom plate (11), an LED driving power supply body (13) is arranged in the installation shell (12), the top of the LED driving power supply body (13) penetrates through the installation shell (12) and extends to the outside of the installation shell, a protection shell (14) is fixedly connected to the top of the installation bottom plate (11) and is located on the outer side of the installation shell (12), micro motors (15) are symmetrically installed on the left side and the right side of the inner wall of the protection shell (14), a driving rotating shaft (16) is fixedly connected to an output shaft of the micro motor (15), a first heat dissipation blade (17) is fixedly connected to one end, close to the LED driving power supply body (13), of the driving rotating shaft (16), and an active rotating wheel, rolling bearings (19) are fixedly connected to the left side and the right side of the inner wall of the protective shell (14) and located on the rear side of the micro motor (15), a rotating rod (110) is movably connected in the rolling bearings (19), one end, far away from the rolling bearings (19), of the rotating rod (110) penetrates through the rolling bearings (19) and extends to the outside of the rolling bearings and is fixedly connected with second radiating blades (111), a driven rotating wheel (112) is fixedly connected to the surface of the rotating rod (110) and corresponds to the position of the driving rotating wheel (18), the driven rotating wheel (112) and the driving rotating wheel (18) which are located on the same side are in transmission connection through a belt (113), and first radiating holes (114) are formed in the side face of the protective shell (14) and correspond to the positions of the first radiating blades (17;

protection machanism (2) are including joint sleeve (21), joint sleeve (21) cup joint at the top of protecting crust (14), inboard fixedly connected with protection kicking block (22) of joint sleeve (21), spring (23) fixedly connected with top board (24) are passed through to the bottom of protection kicking block (22), the bottom and LED drive power supply body (13) top of top board (24) contact each other, second louvre (25) have been seted up at the top of top board (24), third louvre (26) have been seted up at the top of protection kicking block (22), mid point department fixedly connected with at protection kicking block (22) top leads rain swash plate (27).

2. A robust LED driver power supply as defined in claim 1, wherein: the four corners department at mounting plate (11) top all is equipped with mounting screw (115), mounting plate (11) are run through and extend to its outside to the bottom of mounting screw (115).

3. A robust LED driver power supply as defined in claim 1, wherein: the side surface of the protective shell (14) is fixedly connected with a rain cover (116) corresponding to the first heat dissipation hole (114).

4. A robust LED driver power supply as defined in claim 1, wherein: and the inner wall of the third heat dissipation hole (26) is fixedly connected with a dust screen (28).

5. A robust LED driver power supply as defined in claim 1, wherein: the LED driving power supply comprises an installation shell (12), wherein a rubber pad (117) is fixedly connected to the inner wall of the installation shell (12), and the inner side of the rubber pad (117) is in contact with the surface of an LED driving power supply body (13).