CN219351953U

CN219351953U - LED dimming power supply

Info

Publication number: CN219351953U
Application number: CN202320333645.1U
Authority: CN
Inventors: 罗桂福
Original assignee: Shenzhen Zhaoyao Technology Co ltd
Current assignee: Shenzhen Zhaoyao Technology Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-07-14
Anticipated expiration: 2033-02-28

Abstract

The utility model provides an LED dimming power supply which comprises a first side cover, a second side cover, a shell and a main control board, wherein the shell is provided with a cavity, the first side cover and the second side cover are respectively connected with two ends of the shell, the main control board is arranged in the cavity, the main control board is provided with a transformer, a rectifier, a switch unit, a processing chip and a microphone, the processing chip is respectively and electrically connected with the rectifier, the switch unit and the microphone, the output end of the transformer is electrically connected with the rectifier, the input end of the transformer is electrically connected with power supply, and the output end of the switch unit is electrically connected with an electric load. When the intelligent lamp is used, the microphone receives a sound wave instruction, converts the instruction into an electric signal and sends the electric signal to the processing chip, and the processing chip with preset parameters controls output current and output voltage through the switch unit, so that the aim of adjusting the brightness and the color of lamp light is fulfilled. The situation that a user needs to move to a switch to manually adjust the brightness and the color of the light when adjusting the brightness of the light is avoided.

Description

LED dimming power supply

Technical Field

The utility model relates to the technical field of dimming power supplies, in particular to an LED dimming power supply.

Background

After entering the LED illumination era, the LED product is widely applied to various industries due to the advantages of high brightness, energy saving, long service life, no toxicity, easy dimming and the like, a dimming power supply is frequently used in the LED illumination industry, the dimming power supply can be connected with a control switch, a power supply and a lamp, and the brightness and the color of the light can be adjusted according to comfort and moderate requirements of eyes, environment or scenes.

At present, most dimming power supplies are used to users who sleep on low-brightness lamps by manually adjusting the brightness and the color of the light, and the users still need to step to a switch to manually adjust the brightness and the color of the light during sleeping, especially in winter under the air temperature, so that the use experience of the users is poor.

Disclosure of Invention

The utility model provides an LED dimming power supply, which aims to solve the technical problem that a user who is used to sleep to turn on a low-brightness lamp still needs to walk to a switch to manually adjust the brightness and the color of the lamp light during sleeping.

The utility model provides an LED dimming power supply which comprises a first side cover, a second side cover, a shell and a main control board, wherein the shell is provided with a cavity, the first side cover and the second side cover are respectively connected with two ends of the shell, the main control board is arranged in the cavity, the main control board is provided with a transformer, a rectifier, a switch unit, a processing chip and a microphone, the processing chip is respectively and electrically connected with the rectifier, the switch unit and the microphone, the output end of the transformer is electrically connected with the rectifier, the input end of the transformer is electrically connected with power supply, and the output end of the switch unit is electrically connected with an electric load.

Further, the shell is provided with an upper shell and a lower shell, the upper shell and the lower shell are U-shaped, guide bars are respectively arranged on two side walls of the upper shell, which are close to the lower shell, the positions of the lower shell, which correspond to the guide bars, are respectively provided with guide grooves, and the guide bars are connected with the guide grooves in a matched mode.

Further, the lower shell is also provided with 4 positioning studs, the positioning studs are symmetrically arranged on one side close to the main control board, and positioning holes are respectively formed in positions, corresponding to the positioning studs, of the main control board.

Further, the first side cover is close to the input setting of main control board, the second side cover is close to the output setting of main control board, first side cover "L" setting, first side cover includes 2 first constant head tanks, 2 first conducting strip, 2 first spacing grooves, first mounting groove and first through-hole, first mounting groove cover is established casing one end, 2 first conducting strip is arranged in 2 respectively in the first spacing groove, 2 one end of first conducting strip is passed through respectively first through-hole and electric connection the input of main control board, first conducting strip is equipped with first screw to lock through first screw respectively first screw.

Further, the second side cap shape with first side cap shape symmetry, the second side cap includes 2 second constant head tanks, 2 second conducting strip, 2 second spacing grooves, second mounting groove and second through-hole, the second mounting groove cover is established the other end of casing, 2 the second conducting strip is arranged in 2 respectively in the second spacing groove, 2 the one end of second conducting strip passes through respectively second through-hole and electric connection the output of main control board, the second conducting strip is equipped with the second screw, and locks through the second screw respectively the second screw.

Further, the first side cover and the second side cover are rubber, the thickness of the first conductive sheet is larger than the width of the first through hole, the thickness of the second conductive sheet is larger than the width of the second through hole, and the outer wall size of the shell is larger than the inner wall sizes of the first mounting groove and the second mounting groove.

Compared with the prior art, the LED dimming power supply provided by the utility model has the following advantages:

1. the utility model provides a LED power of adjusting luminance, is through the setting of microphone electric connection processing chip, and during the use, the microphone received the sound wave instruction that is used for to convert this instruction into the signal of telecommunication and send to processing chip, set up the processing chip of predetermineeing the parameter and control output current and output voltage through the switch unit, reach the purpose of adjusting light luminance and colour. The situation that a user needs to move to a switch to manually adjust the brightness and the color of the light when adjusting the brightness of the light is avoided.

Drawings

Fig. 1 is an exploded schematic view of an overall structure of an LED dimming power supply provided by the present utility model;

fig. 2 is an exploded view of a first side cover in an LED dimming power supply according to the present utility model;

fig. 3 is a schematic structural diagram of a first side cover part in an LED dimming power supply according to the present utility model;

fig. 4 is an exploded schematic view of a second side cover in an LED dimming power supply according to the present utility model;

fig. 5 is a schematic structural diagram of a second side cover part in an LED dimming power supply according to the present utility model;

fig. 6 is a schematic diagram of an explosion structure of a housing in an LED dimming power supply according to the present utility model;

fig. 7 is an exploded schematic view of a side structure of a housing in an LED dimming power supply according to the present utility model.

Reference numerals illustrate: 1. a first side cover; 2. a second side cover; 3. a housing; 4. a main control board;

11. a first positioning groove; 12. a first limit groove; 13. a first conductive sheet; 14. a first screw hole; 15. a first screw; 16. a first mounting groove; 17. a first through hole;

21. a second positioning groove; 22. the second limit groove; 23. a second conductive sheet; 24. a second screw hole; 25. a second screw; 26. a second mounting groove; 27. a second through hole;

31. an upper case; 32. a lower case; 33. positioning a stud; 34. a metal support bar; 35. a conducting bar; 36. a guide groove;

41. a transformer; 42. a rectifier; 43. a processing chip; 44. a microphone; 45. a switching unit; 46. and positioning holes.

Detailed Description

For the purpose of making the technical solution and advantages of the present utility model more apparent, the present utility model will be further described in detail below with reference to the accompanying drawings and examples of implementation. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Referring to fig. 1 to 7, the present utility model provides an LED dimming power supply, which includes a first side cover 1, a second side cover 2, a housing 3 and a main control board 4, wherein the housing 3 is provided with a cavity, the first side cover 1 and the second side cover 2 are respectively connected with two ends of the housing 3, the main control board 4 is disposed in the cavity, the main control board 4 is provided with a transformer 41, a rectifier 42, a switch unit 45, a processing chip 43 and a microphone 44, the processing chip 43 is respectively electrically connected with the rectifier 42, the switch unit 45 and the microphone 44, an output end of the transformer 41 is electrically connected with the rectifier 42, an input end of the transformer 41 is electrically connected with power supply, and an output end of the switch unit 45 is electrically connected with an electrical load.

It can be understood that the shell 3 is hollow, openings are formed in two ends of the shell 3, the main control board 4 is fixedly arranged in the cavity of the shell 3, and when the LED lamp is in operation, external commercial power enters from the input end of the transformer 41, and the commercial power is reduced through the transformer 41, so that the LED lamp is prevented from being burnt out due to overhigh voltage. The ac power after the step-down is converted into dc power by the rectifier 42, so that the LED lamp is conveniently lighted.

It can be understood that, in use, the microphone 44 receives the sound wave command, converts the command into an electrical signal, and sends the electrical signal to the processing chip 43, and the processing chip 43 with preset parameters controls the output current and the output voltage through the switch unit 45, so as to achieve the purpose of adjusting the brightness and the color of the light. The situation that a user needs to move to a switch to manually adjust the brightness and the color of the light when adjusting the brightness of the light is avoided.

Preferably, the shell 3 is provided with an upper shell 31 and a lower shell 32, the upper shell 31 and the lower shell 32 are U-shaped, guide bars 35 are respectively arranged on two side walls of the upper shell 31 close to the lower shell 32, guide grooves 36 are respectively arranged at positions of the lower shell 32 corresponding to the guide bars 35, and the guide bars 35 are connected with the guide grooves 36 in a matched mode.

It will be appreciated that the side wall of the upper shell 31 is provided with the guide bar 35, the side wall of the lower shell 32 is provided with the guide groove 36, and by matching the guide bar 35 with the guide groove 36, gaps are avoided between the side wall of the upper shell 31 and the side wall of the lower shell 32, so that water vapor easily enters the cavity of the shell 3 to contact the main control board 4. Meanwhile, the guide bar 35 and the guide groove 36 also have a limiting function, so that the upper shell 31 can be quickly buckled with the lower shell 32.

Preferably, the lower shell 32 is further provided with 4 positioning studs 33, the positioning studs 33 are symmetrically arranged on one side close to the main control board 4, and positioning holes 46 are respectively formed in positions of the main control board 4 corresponding to the positioning studs 33.

It can be understood that the positioning hole 46 provided in the main control board 4 corresponds to the positioning stud 33, and the main control board 4 can be fixedly connected with the lower shell 32 by using a screw, so that the main control board 4 is prevented from shaking, and the main control board 4 is prevented from being damaged. Meanwhile, a plurality of metal support bars 34 are further arranged on one side of the lower shell 32 close to the main control board 4, and the metal support bars 34 are in contact with one side of the main control board 4, so that the main control board 4 can be supported, and heat generated by the work of the main control board 4 can be transferred to the shell 3 for heat dissipation.

Preferably, the first side cover 1 is close to the input end setting of the main control board 4, the second side cover 2 is close to the output end setting of the main control board 4, the first side cover 1"L" type setting, the first side cover 1 includes 2 first

constant head tanks

11, 2 first conducting strips 13, 2 first spacing grooves 12, first mounting groove 16 and first through-hole 17, casing 3 one end is established to first mounting groove 16 cover, 2 first conducting strips 13 are arranged in 2 first spacing grooves 12 respectively, the one end of 2 first conducting strips 13 is through first through-hole 17 and electric connection main control board 4's input end respectively, first conducting strip 13 is equipped with first screw 14, and lock first screw 14 through first screw 15 respectively.

It can be understood that one end of the first side cover 1 of the "L" is provided with a mounting groove and a first through hole 17, one end of the housing 3 is limited by the first mounting groove 16, the first conductive sheet 13 is mounted in the first limiting groove 12, and one end of the first conductive sheet 13 passes through the first through hole 17 formed on the side wall of the first side cover 1 and is connected with the main control board 4, so that the need of multiple welding when the conductive sheet and the main control board 4 are respectively connected by adopting conductive wires is avoided. Further, the electric wire of the mains supply can encircle the first screw 15, so that the first screw 15 can press and fix the electric wire of the mains supply when locking the first screw hole 14.

Preferably, the shape of the second side cover 2 is symmetrical to the shape of the first side cover 1, the second side cover 2 comprises 2

second positioning grooves

21, 2 second

conductive sheets

23, 2 second limiting grooves 22, a second mounting groove 26 and a second through hole 27, the second mounting groove 26 is sleeved with the other end of the shell 3, the 2 second conductive sheets 23 are respectively arranged in the 2 second limiting grooves 22, one ends of the 2 second conductive sheets 23 are respectively connected with the output end of the main control board 4 through the second through hole 27 and electrically, and the second conductive sheets 23 are provided with second screw holes 24 and are respectively locked with the second screw holes 24 through second screws 25.

It can be understood that one end of the second side cover 2 of the "L" is provided with a mounting groove and a second through hole 27, the other end of the housing 3 is limited by the second mounting groove 26, the second conductive sheet 23 is mounted in the second limiting groove 22, and one end of the second conductive sheet 23 passes through the second through hole 27 provided on the side wall of the second side cover 2 and is connected with the main control board 4, so that the need of multiple welding when the conductive sheet and the main control board 4 are respectively connected by adopting conductive wires is avoided. Further, the electric wire at the input end of the electric equipment can encircle the second screw 25, so that the electric wire for fixing the mains supply can be pressed when the second screw 25 locks the second screw hole 24. Meanwhile, the dimming power supply may be fixed to the wall body through the first and

second positioning grooves

11 and 21 using screws.

Preferably, the first side cover 1 and the second side cover 2 are rubber, the thickness of the first conductive sheet 13 is larger than the width of the first through hole 17, the thickness of the second conductive sheet 23 is larger than the width of the second through hole 27, and the outer wall size of the housing 3 is larger than the inner wall sizes of the first mounting groove 16 and the second mounting groove 26.

It will be appreciated that the first side cover 1 and the second side cover 2 are made of rubber, which has the characteristics of elasticity and insulation, and the thickness of the first conductive sheet 13 and the second conductive sheet 23 is greater than the width of the first through hole 17 and the second through hole 27, respectively, and when the first conductive sheet 13 and the second conductive sheet 23 pass through the first through hole 17 and the second through hole 27, respectively, the first conductive sheet 13 and the first through hole 17, or the contact surface of the second conductive sheet 23 and the second through hole 27 can be prevented from having gaps by the elasticity of the first side cover 1 and the second side cover 2, thereby causing dust and moisture to enter the inner cavity of the housing 3.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the utility model, but any modifications, equivalents, improvements, etc. within the principles of the present utility model should be included in the scope of the present utility model.

Claims

1. An LED dimming power supply, characterized in that: including first side cap, second side cap, casing and main control board, the casing is equipped with the cavity, first side cap with the second side cap is connected respectively the casing both ends, the main control board is arranged in the cavity, the main control board is equipped with transformer, rectifier, switch unit, processing chip and microphone, processing chip electric connection respectively rectifier, switch unit with microphone, transformer output electric connection the rectifier, transformer input electric connection power supply, switch unit's output electric connection electricity load.

2. An LED dimming power supply as claimed in claim 1, wherein: the shell is provided with an upper shell and a lower shell, the upper shell and the lower shell are U-shaped, guide bars are respectively arranged on the side walls of the upper shell, which are close to the two sides of the lower shell, guide grooves are respectively arranged at the positions of the lower shell, which correspond to the guide bars, and the guide bars are connected with the guide grooves in a matched mode.

3. An LED dimming power supply as claimed in claim 2, wherein: the lower shell is also provided with 4 positioning studs, the positioning studs are symmetrically arranged on one side close to the main control board, and positioning holes are respectively formed in positions, corresponding to the positioning studs, of the main control board.

4. An LED dimming power supply as claimed in claim 1, wherein: the utility model discloses a main control board, including main control board, first side cap, second side cap, the input that the main control board is close to the first side cap sets up, first side cap "L" type sets up, first side cap includes 2 first constant head tanks, 2 first conducting strip, 2 first spacing groove, first mounting groove and first through-hole, first mounting groove cover is established casing one end, 2 first conducting strip is arranged in respectively 2 in the first spacing groove, 2 one end of first conducting strip is passed through respectively first through-hole and electric connection the input of main control board, first conducting strip is equipped with first screw to lock through first screw respectively.

5. An LED dimming power supply as claimed in claim 4, wherein: the second side cap shape with first side cap shape symmetry, the second side cap includes 2 second constant head tanks, 2 second conducting strip, 2 second spacing grooves, second mounting groove and second through-hole, the second mounting groove cover is established the other end of casing, 2 the second conducting strip is arranged in respectively 2 in the second spacing groove, 2 the one end of second conducting strip passes through respectively second through-hole and electric connection the output of main control board, the second conducting strip is equipped with the second screw, and locks through the second screw respectively.

6. An LED dimming power supply as claimed in claim 5, wherein: the first side cover and the second side cover are rubber, the thickness of the first conductive sheet is larger than the width of the first through hole, the thickness of the second conductive sheet is larger than the width of the second through hole, and the outer wall size of the shell is larger than the inner wall sizes of the first mounting groove and the second mounting groove.