CN213955234U

CN213955234U - LED circuit board with high heat conduction structure

Info

Publication number: CN213955234U
Application number: CN202023112461.8U
Authority: CN
Inventors: 宋书丹
Original assignee: Xiangyang Haoteng Electronics Co ltd
Current assignee: Xiangyang Haoteng Electronics Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-08-13
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a LED circuit board with high heat conduction structure belongs to LED circuit board technical field, and it includes the device casing, be provided with the fixing base in the device casing, the upper surface of fixing base is seted up flutedly, the left and right sides face of recess all is provided with first serration plate, first serration plate sliding connection is in the fixed slot that the fixing base upper surface was seted up, the lower fixed surface that the lower surface of first serration plate passes through elastic telescopic link and fixed slot inner wall is connected. This LED circuit board with high heat conduction structure through setting up fixing base and mount, places the circuit board body after in the recess, through pressing two first serration boards, makes two second serration boards fix the circuit board body, through rotatory fixing base, makes the L shape fixture block on fixing base both sides play fixed effect to the fixing base for when this LED circuit board can effectively be fixed the circuit board, be convenient for carry out quick dismouting to it.

Description

LED circuit board with high heat conduction structure

Technical Field

The utility model belongs to the technical field of the LED circuit board, specifically be a LED circuit board with high heat conduction structure.

Background

The LED is also called as a light emitting diode, which is a commonly used light emitting device, emits light by energy released by electron and hole recombination, is widely used in the field of illumination, can efficiently convert electric energy into light energy, has wide applications in modern society, such as illumination, flat panel display, medical devices, and the like, and along with the development of society and the progress of science and technology, the manufacturing technology of the LED and the circuit board thereof is gradually developed.

The existing LED circuit board can not stably fix the circuit board in the using process, most of the existing LED circuit boards are only provided with clamping plates with holding functions to fix the circuit board or fix the circuit board through insulating glue and other watering methods, the unstable fixation condition is easy to occur, and the circuit board can not be quickly disassembled and assembled while the normal use of the LED circuit board is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the above-mentioned defect of prior art, the utility model provides a LED circuit board with high heat conduction structure has solved current LED circuit board and can't carry out stable fixed to circuit board itself at the in-process that uses, and the splint that mostly only is provided with to have with holding the function fixes it or fixes it through insulating glue and other watering, the unstable condition appears in the easy, when influencing LED circuit board normal use itself, can't carry out the problem of quick dismouting to the circuit board.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a LED circuit board with high heat conduction structure, includes the device casing, be provided with the fixing base in the device casing, the upper surface of fixing base is seted up flutedly, the left and right sides face of recess all is provided with first serration plate, first serration plate sliding connection is in the fixed slot that the fixing base upper surface was seted up, the lower surface of first serration plate passes through the lower fixed surface of elasticity telescopic link with the fixed slot inner wall and is connected, first serration plate meshes with the driving gear mutually, the driving gear cup joints the surface at the connecting rod, the inner wall swing joint of bearing and fixed slot is passed through respectively at the both ends of connecting rod.

The outer surface of connecting rod has cup jointed two driven gear, and two driven gear mesh with two second sawtooth boards respectively, the lower fixed surface of second sawtooth board is connected with the slider, slider sliding connection is in the spout that the fixing base upper surface was seted up, and the lower surface of two second sawtooth boards and the outer wall overlap joint of same circuit board body, the circuit board body sets up in the recess, the left and right sides face of fixing base is fixedly connected with L shape fixture block respectively, and two L shape fixture blocks overlap joint with the outer wall of two mounts respectively, the lower surface of mount and the lower fixed surface of device shells inner wall are connected.

As a further aspect of the present invention: the fixing seat is connected to the upper surface of the supporting plate in a clamped mode, limiting blocks are fixedly connected to the left side surface and the right side surface of the supporting plate respectively, the limiting blocks are connected to the limiting grooves formed in the outer wall of the fixing frame in a sliding mode, and the lower surface of the supporting plate is movably connected with one ends of the two moving rods through two pin shafts.

As a further aspect of the present invention: the other end of the moving rod is movably connected with the upper surface of the moving block through a pin shaft, the moving block is connected in moving grooves in a sliding mode, the two moving grooves are formed in the lower surface of the inner wall of the shell of the same device, and the left side face of the moving block is fixedly connected with the left side face of the inner wall of the moving groove through an elastic telescopic rod.

As a further aspect of the present invention: the device is characterized in that a dust guard is fixedly connected in an air inlet formed in the upper surface of the shell, and a rotary brush plate lapped with the upper surface of the dust guard is sleeved on the outer surface of the output end above the double-shaft motor.

As a further aspect of the present invention: the upper surface of the double-shaft motor is fixedly connected with the lower surface of the support frame, the upper surface of the support frame is fixedly connected with the upper surface of the inner wall of the device shell, and the outer surface of the output end below the double-shaft motor is sleeved with a cooling fan.

As a further aspect of the present invention: two ventholes have been seted up at the back of device casing, set up bent shape heat-conducting hole in the mount, the equal fixedly connected with heating panel in front and the back of fixing base.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the LED circuit board with the high heat conduction structure is provided with the fixed seat, the first sawtooth plates and the fixed seats, when a user uses the LED circuit board to assemble an LED module, after the circuit board body is placed in the groove formed in the upper surface of the fixed seat, the two first sawtooth plates can be pressed to enable the two first sawtooth plates to move downwards and simultaneously drive the driving gear to rotate, the driving gear drives the connecting rod to rotate, the connecting rod drives the two driven gears to rotate, the driven gear drives the second sawtooth plates to move until the two second sawtooth plates fix the circuit board body, at the moment, the L-shaped fixture blocks on the two sides of the fixed seat are moved to the lower surfaces of the two fixed seats by rotating the fixed seat to play a fixing role in fixing the LED circuit board body, is convenient for carrying out quick disassembly and assembly on the device.

2. This LED circuit board with high heat conduction structure, through setting up backup pad and carriage release lever, when the user uses this LED circuit board to carry out the equipment of LED module, place the circuit board body in the recess and when pressing down two first serration boards, the power of pressing down can make the fixing base move downwards, make the fixing base drive the backup pad and move downwards, make the backup pad drive two carriage release levers and move, make the carriage release lever drive the movable block and slide in the shifting chute, make the movable block drive the elastic telescopic rod in the shifting chute and contract when removing, make elastic telescopic rod utilize the elasticity of self to cushion the power that the movable block removed, make this LED circuit board can effectually cushion the protection to fixing base extruded power, the security of this LED circuit board has been improved.

3. This LED circuit board with high heat conduction structure, through setting up double-shaft motor and radiator fan, when the user uses this LED circuit board to carry out the equipment of LED module, can make double-shaft motor's two outputs drive radiator fan and rotatory brush board respectively and rotate through opening double-shaft motor, make radiator fan adsorb the outside air of device casing, and blow two heating panels of surface fit of circuit board body and directly dispel the heat to it, the setting up of bent shape heat conduction hole makes the heat that the circuit board body produced reach bent shape heat conduction downthehole back, the air that flows in the device casing can pass bent shape heat conduction hole and take the heat out, rotatory brush board is cleared up the absorptive dust in dust guard plate surface simultaneously, the practicality of this LED circuit board has been improved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the left-side cross-sectional structure of the fixing base of the present invention;

fig. 3 is an enlarged schematic structural view at a position a of the present invention;

in the figure: the device comprises a device shell 1, a fixing seat 2, a groove 3, a first sawtooth plate 4, a fixing groove 5, a driving gear 6, a connecting rod 7, a driven gear 8, a second sawtooth plate 9, a sliding block 10, a circuit board body 11, a 12L-shaped clamping block, a fixing frame 13, a supporting plate 14, a limiting block 15, a moving rod 16, a moving block 17, a moving groove 18, a dustproof plate 19, a double-shaft motor 20 and a supporting frame 21.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-3, the utility model provides a technical solution: an LED circuit board with a high heat conduction structure comprises a device shell 1, wherein a fixed seat 2 is arranged in the device shell 1, a groove 3 is formed in the upper surface of the fixed seat 2, first sawtooth plates 4 are arranged on the left side surface and the right side surface of the groove 3, the first sawtooth plates 4 are connected in fixed grooves 5 formed in the upper surface of the fixed seat 2 in a sliding manner, after a circuit board body 11 is placed in the groove 3 through the arrangement of the fixed seat 2 and a fixed frame 13, a driven gear 8 drives a second sawtooth plate 9 to move through pressing the two first sawtooth plates 4 until the two second sawtooth plates 9 fix the circuit board body 11, the fixed seat 2 is rotated to enable an L-shaped fixture block 12 to move to the lower surface of the fixed frame 13 at the moment, the fixed seat 2 is fixed, the LED circuit board can effectively fix the circuit board body and is convenient to rapidly disassemble and assemble, the lower surface of first serration plate 4 passes through the lower fixed surface of elastic expansion rod and 5 inner walls of fixed slot to be connected, and first serration plate 4 meshes with driving gear 6 mutually, and driving gear 6 cup joints the surface at connecting rod 7, and the both ends of connecting rod 7 are respectively through the inner wall swing joint of bearing and fixed slot 5.

The outer surface of the connecting rod 7 is sleeved with two driven gears 8, the two driven gears 8 are respectively meshed with two second sawtooth plates 9, the lower surfaces of the second sawtooth plates 9 are fixedly connected with sliding blocks 10, the sliding blocks 10 are connected in sliding grooves formed in the upper surface of the fixing base 2 in a sliding mode, through the arrangement of the sliding grooves and the sliding blocks 10, when the two second sawtooth plates 9 are pressed by pressing the two first sawtooth plates 4 to move, the sliding blocks 10 stably move in the corresponding sliding grooves, the situation that the circuit board body 11 cannot be fixed due to the fact that the two second sawtooth plates 9 are displaced in the moving process is avoided, the second sawtooth plates 9 are guaranteed to work normally, the lower surfaces of the two second sawtooth plates 9 are overlapped with the outer wall of the same circuit board body 11, the circuit board body 11 is arranged in the groove 3, and the left side surface and the right side surface of the fixing base 2 are respectively and fixedly connected with L-shaped clamping blocks 12, the two L-shaped clamping blocks 12 are respectively lapped with the outer walls of the two fixing frames 13, and the lower surfaces of the fixing frames 13 are fixedly connected with the lower surface of the inner wall of the device shell 1.

Specifically, as shown in fig. 1 and 2, the fixing base 2 is fastened on the upper surface of the supporting plate 14, the left and right side surfaces of the supporting plate 14 are fixedly connected with the limiting blocks 15, the limiting blocks 15 are slidably connected in the limiting grooves formed in the outer wall of the fixing frame 13, the lower surface of the supporting plate 14 is movably connected with one ends of the two moving rods 16 through the two pin shafts, by arranging the supporting plate 14 and the moving rods 16, the circuit board body 11 is placed in the groove 3 and presses the two first sawtooth plates 4 downwards, the pressing force can make the fixing base 2 move downwards, the moving block 17 drives the elastic telescopic rod in the moving groove 18 to contract while moving, the elastic telescopic rod can buffer the moving force of the moving block 17 by utilizing the self elasticity, so that the LED circuit board can effectively buffer and protect the force extruded by the fixing base 2, and the safety of the LED circuit board is improved, the other end of the moving rod 16 is movably connected with the upper surface of the moving block 17 through a pin shaft, the moving block 17 is connected in a moving groove 18 in a sliding mode, the two moving grooves 18 are formed in the lower surface of the inner wall of the same device shell 1, and the left side surface of the moving block 17 is fixedly connected with the left side surface of the inner wall of the moving groove 18 through an elastic telescopic rod.

Specifically, as shown in fig. 1 and 3, a dust guard 19 is fixedly connected in an air inlet formed in the upper surface of the device housing 1, a rotating brush plate lapped on the upper surface of the dust guard 19 is sleeved on the outer surface of an output end above the double-shaft motor 20, the upper surface of the double-shaft motor 20 is fixedly connected with the lower surface of the support frame 21, the double-shaft motor 20 and the heat dissipation fan are arranged, the double-shaft motor 20 is started to enable the heat dissipation fan to adsorb air outside the device housing 1 and blow the air to the surface of the circuit board body 11 to be matched with two heat dissipation plates to directly dissipate heat, the arrangement of the curved heat conduction holes enables the heat generated by the circuit board body 11 to be transferred into the curved heat conduction holes, then the air flowing in the device housing 1 can pass through the curved heat conduction holes and take out the heat, the practicability of the LED circuit board is improved, the upper surface of the support frame 21 is fixedly connected with the upper surface of the inner wall of the device housing 1, radiator fan has been cup jointed to the output surface of biax motor 20 below, and two ventholes have been seted up at the back of device casing 1, have seted up bent shape heat-conducting hole in the mount 13, the equal fixedly connected with heating panel in the front and the back of fixing base 2.

The utility model discloses a theory of operation does:

s1, when the circuit board is used, after the circuit board body 11 is placed in the groove 3 formed in the upper surface of the fixing base 2, the two first sawtooth plates 4 can be pressed to enable the two first sawtooth plates 4 to move downwards and simultaneously drive the driving gear 6 to rotate, the driving gear 6 drives the connecting rod 7 to rotate, the connecting rod 7 drives the two driven gears 8 to rotate, the driven gears 8 drive the second sawtooth plates 9 to move, at the moment, the sliding blocks 10 fixedly connected to the lower portions of the second sawtooth plates 9 slide stably in the corresponding sliding grooves until the two second sawtooth plates 9 fix the circuit board body 11, at the moment, the L-shaped clamping blocks 12 on the two sides of the fixing base 2 slide on the lower surfaces of the two fixing frames 13 through rotating the fixing base 2, and the fixing base 2 is limited and fixed;

s2, when a user uses the LED circuit board to assemble an LED module, the circuit board body 11 is placed in the groove 3 and the two first sawtooth plates 4 are pressed downwards, the fixed seat 2 can move downwards by the pressing force, the fixed seat 2 drives the supporting plate 14 to move downwards, the supporting plate 14 drives the two moving rods 16 to move, the moving rods 16 drive the moving block 17 to slide in the moving groove 18, the moving block 17 drives the elastic telescopic rod in the moving groove 18 to contract while moving, and the elastic telescopic rod buffers the moving force of the moving block 17 by the elastic force of the elastic telescopic rod;

s3, when the user used this LED circuit board to carry out the equipment of LED module, can make two output terminals of double-shaft motor 20 drive radiator fan and rotatory brush board respectively and rotate through opening double-shaft motor 20, make radiator fan adsorb the outside air of device casing 1, and blow two heating panels of surface fit of circuit board body 11 and directly dispel the heat to it, the setting up of bent shape heat conduction hole makes the heat that circuit board body 11 produced pass to bent shape heat conduction downthehole back, the air that flows in the device casing 1 can pass bent shape heat conduction hole and take the heat out, rotatory brush board clears up the absorptive dust in dust guard 19 surface simultaneously.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a LED circuit board with high heat conduction structure, includes device casing (1), its characterized in that: a fixed seat (2) is arranged in the device shell (1), a groove (3) is formed in the upper surface of the fixed seat (2), first sawtooth plates (4) are arranged on the left side surface and the right side surface of the groove (3), the first sawtooth plates (4) are connected in a fixed groove (5) formed in the upper surface of the fixed seat (2) in a sliding mode, the lower surfaces of the first sawtooth plates (4) are fixedly connected with the lower surface of the inner wall of the fixed groove (5) through elastic telescopic rods, the first sawtooth plates (4) are meshed with a driving gear (6), the driving gear (6) is sleeved on the outer surface of a connecting rod (7), and two ends of the connecting rod (7) are movably connected with the inner wall of the fixed groove (5) through bearings respectively;

the surface of connecting rod (7) has cup jointed two driven gear (8), and two driven gear (8) mesh with two second serration plates (9) respectively, the lower fixed surface of second serration plate (9) is connected with slider (10), slider (10) sliding connection is in the spout that fixing base (2) upper surface was seted up, the lower surface of two second serration plates (9) and the outer wall overlap joint of same circuit board body (11), circuit board body (11) set up in recess (3), the left and right sides face difference fixedly connected with L shape fixture block (12) of fixing base (2), two L shape fixture block (12) respectively with the outer wall overlap joint of two mounts (13), the lower surface of mount (13) is connected with the lower fixed surface of device casing (1) inner wall.

2. The LED circuit board with the high thermal conductivity structure of claim 1, wherein: fixing base (2) joint is at the upper surface of backup pad (14), the equal fixedly connected with stopper (15) of the left and right sides face of backup pad (14), stopper (15) sliding connection is in the spacing inslot that mount (13) outer wall was seted up, the lower surface of backup pad (14) is through the one end swing joint of two round pin axles and two carriage release levers (16).

3. The LED circuit board with the high thermal conductivity structure of claim 2, wherein: the other end of the moving rod (16) is movably connected with the upper surface of a moving block (17) through a pin shaft, the moving block (17) is connected in moving grooves (18) in a sliding mode, the two moving grooves (18) are formed in the lower surface of the inner wall of the same device shell (1), and the left side surface of the moving block (17) is fixedly connected with the left side surface of the inner wall of the moving groove (18) through an elastic telescopic rod.

4. The LED circuit board with the high thermal conductivity structure of claim 1, wherein: the device is characterized in that a dust guard (19) is fixedly connected in an air inlet formed in the upper surface of the shell (1), and a rotary brush plate lapped with the upper surface of the dust guard (19) is sleeved on the outer surface of an output end above the double-shaft motor (20).

5. The LED circuit board with the high thermal conductivity structure of claim 4, wherein: the upper surface of double-shaft motor (20) and the lower surface fixed connection of support frame (21), the upper surface of support frame (21) and the upper surface fixed connection of device casing (1) inner wall, the output surface of double-shaft motor (20) below has cup jointed radiator fan.

6. The LED circuit board with the high thermal conductivity structure of claim 1, wherein: two air outlets are formed in the back face of the device shell (1), curved heat conducting holes are formed in the fixing frame (13), and the front face and the back face of the fixing base (2) are fixedly connected with heat dissipation plates.