CN220653874U

CN220653874U - LED driving power box

Info

Publication number: CN220653874U
Application number: CN202322264482.9U
Authority: CN
Inventors: 严其艳; 李磊; 马丽心
Original assignee: Guangdong University of Science and Technology
Current assignee: Guangdong University of Science and Technology
Priority date: 2023-08-22
Filing date: 2023-08-22
Publication date: 2024-03-22
Anticipated expiration: 2033-08-22

Abstract

The utility model belongs to the technical field of LED driving power supplies, and particularly relates to an LED driving power supply box, which comprises a chassis and an upper cover positioned above the chassis, wherein wire feeding holes are symmetrically formed in the surface walls of the left side and the right side of the chassis, a round groove is formed in the center of the lower surface of the chassis, a supporting plate is placed in an inner cavity of the chassis, a plurality of clamping blocks are symmetrically and fixedly connected to the inner bottom surface of the chassis, clamping grooves corresponding to the positions of the clamping blocks are formed in the upper cover, and the clamping blocks are matched with the clamping grooves in a clamping way; by arranging the heat dissipation assembly, the temperature of the working environment of the LED driving power panel is greatly reduced, so that the LED driving power panel is in a constant and proper working temperature environment, and the normal operation of the LED driving power panel is ensured; through setting up chassis and upper cover of aluminum alloy material for this device has the strong and recoverable advantage of reuse of interference immunity, through setting up fixed subassembly, makes this device can accomplish the quick fixation to LED drive power supply board, has changed the tradition and has fixed inconvenience through the bolt.

Description

LED driving power box

Technical Field

The utility model belongs to the technical field of LED driving power supplies, and particularly relates to an LED driving power supply box.

Background

At present, along with the increasing application of LEDs to various industries, particularly, a large-sized LED screen is composed of a small LED display, imaging is displayed on the large screen, and the small screens are controlled to display different imaging respectively, so that the independent small LED displays are required to be controlled, the lines of the small LED displays with a large number are scattered and complicated, the lines are easily scattered, and the maintenance and the management are inconvenient. Special line fixing devices are arranged according to the requirements of different small LED displays, so that the line classification is clear and definite.

For example, chinese patent with publication number CN213146496U discloses an LED driving power box, which comprises a box body and a mounting plate arranged on the box body, wherein the box body is provided with an avoidance area for accommodating the mounting plate, and the mounting plate is movably arranged on the box body to enter and exit the avoidance area; according to the LED driving power supply box, the mounting piece extending out of the box body is movably arranged, so that the mounting piece can be hidden in the box body, and the LED driving power supply box is more convenient to package, store and transport.

This patent suffers from several drawbacks in use, such as: the power supply box in the patent uses plastic as a shell, has poor heat dissipation performance, does not have certain environment protection and anti-interference capability, and has no certain convenience when fixing the LED driving power supply integrated board. In view of this, we propose an LED driving power supply box.

Disclosure of Invention

The utility model aims to provide an LED driving power supply box for solving the problems in the background technology.

In view of this, the present utility model provides an LED driving power supply box, comprising:

the wire feeding device comprises a chassis and an upper cover arranged above the chassis, wherein wire feeding holes are symmetrically formed in the surface walls on the left side and the right side of the chassis, a round groove is formed in the center of the lower surface of the chassis, a supporting plate is placed in an inner cavity of the chassis, a plurality of clamping blocks are symmetrically and fixedly connected to the inner bottom surface of the chassis, clamping grooves corresponding to the clamping blocks in position are formed in the upper cover, the clamping blocks are in clamping fit with the clamping grooves, air inlet holes are formed in one side of the upper surface of the upper cover, and a plurality of symmetrically arranged air outlet holes are symmetrically formed in the other side of the upper surface of the upper cover;

the two limiting assemblies are symmetrically arranged on the inner surface walls at the left side and the right side of the chassis respectively and close to the wire feeding holes, and are used for limiting and fixing the power wires on the LED driving power panel;

the fixing component is positioned in the circular groove and used for controlling the supporting plate to move up and down so as to fix the LED driving power panel;

and the heat dissipation assembly is positioned in the air inlet hole and is used for dissipating heat of the LED driving power panel.

In the technical scheme, the heat dissipation assembly is arranged, so that the temperature of the working environment of the LED driving power panel is greatly reduced, the LED driving power panel is in a constant and proper working temperature environment, and the normal operation of the LED driving power panel is ensured; through setting up chassis and upper cover of aluminum alloy material for this device has the strong and recoverable advantage of reuse of interference immunity ability, and aluminum alloy material can effectually block external electromagnetic signal to the interference of LED drive power supply board, through setting up the fixed subassembly of rotation formula, makes this device can accomplish the quick fixed to LED drive power supply board, has changed the tradition and has fixed inconvenience through the bolt.

In the above technical solution, further, the limiting component includes:

go up the fixture block, go up the inner wall fixed connection of fixture block and chassis, go up the below of fixture block be equipped with chassis inside wall sliding connection's lower fixture block, the lower fixed surface of lower fixture block is connected with the bracing piece, cup jointed the sleeve pipe that is fixed mutually with the chassis interior bottom surface on the bracing piece, sheathed tube circumference outer wall cover is equipped with the spring.

In this technical scheme, through setting up spacing subassembly for the power cord at LED drive power strip both ends can be fixed, avoids because rocking for the power cord produces not hard up and drops with LED drive power strip junction.

In the above technical solution, further, the fixing assembly includes:

the knob is positioned in the circular groove and is in running fit with the circular groove, threads are arranged in the knob, and the internal threads of the knob are connected with a threaded rod fixed with the supporting plate.

In this technical scheme, through setting up fixed subassembly for LED drive power strip can be fixed in the inner chamber that chassis and upper cover formed, has played effectual protection to LED drive power strip, avoids producing the damage to LED drive power strip because of conditions such as rocking, displacement.

In the above technical scheme, further, the front and rear side surface walls of the supporting plate are closely attached to the inner wall of the upper cover.

In this technical scheme, through letting backup pad and the inner wall of upper cover closely paste mutually, guaranteed that the threaded rod can carry out the ascending displacement of vertical direction under the effect of knob internal thread.

In the above technical scheme, further, the annular groove is set up on the circumference inner wall of circular slot, be fixed with the annular protrusion that closely laminates with the annular groove on the knob.

In the technical scheme, through setting up annular groove and annular arch, guaranteed the knob can not take place the knob and drop from the circular slot simultaneously at the circular slot free rotation.

In the above technical solution, further, the heat dissipation assembly includes:

the fixed block, fixed block fixed mounting is in going into the gas pocket, fixed mounting has a plurality of micromotors that are linear equidistance and distribute on the fixed block, micromotor's output axle head coaxial coupling has the flabellum, the top of fixed block just is located and goes into gas pocket top department and installs dustproof otter board.

In this technical scheme, through setting up radiating component, very big reduction LED drive power strip operational environment's temperature for LED drive power strip can be in a invariable and suitable operational temperature environment, has guaranteed LED drive power strip's normal operating.

In the above technical scheme, further, the inner top surface of the upper cover is symmetrically fixed with a pressing plate, and the pressing plate is made of elastic materials.

In the technical scheme, the pressing plate has certain elasticity, so that the LED driving power panel cannot be excessively extruded to generate damage in the process of being clamped and fixed.

In the above technical scheme, further, the chassis and the upper cover are both made of aluminum alloy materials.

In this technical scheme, chassis and upper cover all select for use the aluminum alloy material, because the aluminum alloy material has light in weight, intensity is high, heat dispersion is good, antimagnetic, interference immunity is strong and the characteristics that weatherability is high, secondly, the aluminum alloy can retrieve the recycle, has stronger feature of environmental protection.

The beneficial effects of the utility model are as follows:

1. this LED drive power supply box utilizes a plurality of micromotors to drive the flabellum through setting up radiating assembly and rotates for the air in the inner chamber that chassis and upper cover formed can produce an wind channel, and the heat that is located the inner chamber can be through the quick discharge of exhaust hole, has changed the common adoption of prior art department and has only offered the way of air vent, has improved radiating efficiency, very big reduction LED drive power supply board operational environment's temperature, makes LED drive power supply board can be in a invariable and suitable operational temperature environment, has guaranteed the normal operating of LED drive power supply board.

2. This LED drive power supply box through chassis and the upper cover that set up the aluminum alloy material for this device has interference immunity and can retrieve the advantage of recycling strong, and the aluminum alloy material can effectually block external electromagnetic signal to the interference of LED drive power supply board.

3. This LED drive power supply box utilizes the knob to rotate in the circular slot through setting up the fixed subassembly of rotation type to through the effect of screw thread, make the threaded rod can drive the backup pad and carry out the displacement on the vertical direction, make this device can accomplish the quick fixed to LED drive power supply board, changed the tradition and fixed inconvenience through the bolt.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is one of the cross-sectional views of the overall structure of the present utility model (in a perspective view);

FIG. 3 is one of the cross-sectional views of the overall structure of the present utility model (in a front view);

FIG. 4 is a schematic view of the structure of the upper cover of the present utility model;

FIG. 5 is a cross-sectional view of the structure of the chassis of the present utility model;

FIG. 6 is an exploded view of the fastening assembly of the present utility model;

FIG. 7 is a schematic view of a spacing assembly according to the present utility model;

fig. 8 is a schematic structural diagram of a heat dissipating assembly according to the present utility model.

The label in the figure is:

1. a chassis; 2. an upper cover; 3. wire feeding holes; 4. a circular groove; 5. a knob; 6. a threaded rod; 7. a support plate; 8. a clamping block is arranged; 9. a lower clamping block; 10. a support rod; 11. a sleeve; 12. a spring; 13. a clamping block; 14. a clamping groove; 15. a fixed block; 16. a micro motor; 17. a fan blade; 18. a dust-proof screen; 19. and (5) pressing plates.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application are within the scope of the protection of the present application.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type and not limited to the number of objects, e.g., the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

It should be noted that, in the description of the present application, the terms "front, rear, upper, lower, left, right", "horizontal, vertical, horizontal", and "top, bottom", etc. generally refer to an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, and merely for convenience of description of the present application and simplification of the description, the azimuth terms do not indicate and imply that the apparatus or element referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

It should be noted that, in this application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

Example 1:

referring to fig. 1-8, the present embodiment provides an LED driving power supply box, which includes:

the wire feeding device comprises a chassis 1 and an upper cover 2 positioned above the chassis 1, wherein wire feeding holes 3 are symmetrically formed in the surface walls of the left side and the right side of the chassis 1, a round groove 4 is formed in the center of the lower surface of the chassis 1, a supporting plate 7 is placed in an inner cavity of the chassis 1, a plurality of clamping blocks 13 are symmetrically and fixedly connected to the inner bottom surface of the chassis 1, clamping grooves 14 corresponding to the positions of the clamping blocks 13 are formed in the upper cover 2, the clamping blocks 13 are matched with the clamping grooves 14 in a clamping manner, one side of the upper surface of the upper cover 2 is provided with air inlet holes, and a plurality of symmetrically arranged air outlet holes are symmetrically formed in the other side of the upper surface of the upper cover 2;

the two limiting assemblies are symmetrically arranged on the inner surface walls on the left side and the right side of the chassis 1 and close to the wire feeding holes 3 respectively and are used for limiting and fixing power wires on the LED driving power panel;

the fixing component is positioned in the circular groove 4 and used for controlling the supporting plate 7 to move up and down so as to fix the LED driving power panel;

and the heat radiating component is positioned in the air inlet hole and is used for radiating the LED driving power panel.

When the LED driving power panel is installed, an operator places the LED driving power panel on the upper surface of the supporting plate 7, then respectively pinches the two limiting assemblies on two sides, and respectively passes power wires at two ends of the LED driving power panel through the wire feeding holes 3, then releases the limiting assemblies, and the limiting assemblies can effectively clamp and fix the power wires; then, an operator covers the upper cover 2 above the chassis 1, under the action of the clamping blocks 13, the upper cover 2 can be clamped and fixed with the chassis 1 through the clamping blocks 13, and notably, a plurality of bulges are arranged on the inner wall of the clamping block 13, the upper end of the outer wall of the clamping block 13 is fixedly provided with the bulges, the clamping block 13 has elasticity, and the clamping block 13 is conveniently stirred outwards by the operator during the disassembly, so that the clamping block 13 is not clamped with the upper cover 2 any more; when the upper cover 2 is covered, an operator rotates the fixing component, so that the LED driving power panel can be stably fixed in an inner cavity formed by the chassis 1 and the upper cover 2; when the LED driving power board works, the heat dissipation assembly is started to conduct heat dissipation auxiliary treatment on the LED driving power board, and the LED driving power board is guaranteed to be in a stable and proper working stable environment.

By arranging the heat dissipation assembly, the temperature of the working environment of the LED driving power panel is greatly reduced, so that the LED driving power panel is in a constant and proper working temperature environment, and the normal operation of the LED driving power panel is ensured; by arranging the chassis 1 and the upper cover 2 which are made of aluminum alloy materials, the device has the advantages of strong anti-interference performance and recycling, and the aluminum alloy materials can effectively block the interference of external electromagnetic signals on the LED driving power panel; through setting up the fixed subassembly of rotation for this device can accomplish the quick fixed to LED drive power strip, has changed the inconvenience that the tradition was fixed through the bolt.

Example 2:

the embodiment provides an LED driving power supply box, which includes the following technical features in addition to the technical scheme of the above embodiment, and the limiting component includes:

the upper clamping block 8, the upper clamping block 8 is fixedly connected with the inner wall of the chassis 1, a lower clamping block 9 which is slidably connected with the inner side wall of the chassis 1 is arranged below the upper clamping block 8, a supporting rod 10 is fixedly connected with the lower surface of the lower clamping block 9, a sleeve 11 which is fixedly connected with the inner bottom surface of the chassis 1 is sleeved on the supporting rod 10, and a spring 12 is sleeved on the circumferential outer wall of the sleeve 11.

When the LED driving power board is installed, an operator can press the lower clamping block 9, at the moment, the supporting rod 10 is inserted into the sleeve 11, the springs 12 are in a compressed state, when the power wires at the two ends of the LED driving power board penetrate through the wire feeding holes 3, the operator releases fingers of the lower clamping block 9, and under the elastic action of the springs 12, the lower clamping block 9 is opened for resetting, and the power wires are clamped and fixed.

Through setting up spacing subassembly for the power cord at LED drive power strip both ends can be fixed, avoids because rocking for the power cord produces not hard up and drops with LED drive power strip junction.

Example 3:

the present embodiment provides an LED driving power supply box, which has the following technical features in addition to the technical scheme including the above embodiment, and the fixing assembly includes:

the knob 5, the knob 5 is located the circular slot 4 and with circular slot 4 normal running fit, be equipped with the screw thread in the knob 5, knob 5 internal thread is connected with the threaded rod 6 fixed mutually with backup pad 7.

When the LED driving power board needs to be fixed, an operator turns the knob 5, the knob 5 rotates in the circular groove 4, the threaded rod 6 moves upwards under the action of the threaded force, and the supporting plate 7 is driven to move upwards synchronously.

Through setting up fixed subassembly for LED drive power strip can be fixed in the inner chamber that chassis 1 and upper cover 2 formed, has played effectual protection to the LED drive power strip, avoids producing the damage to the LED drive power strip because of conditions such as rocking, displacement.

Example 4:

the present embodiment provides an LED driving power supply box having the following technical features in addition to the technical scheme including the above embodiment, the front and rear side surface walls of the support plate 7 are closely adhered to the inner wall of the upper cover 2.

Wherein the support plate 7 does not rotate in the cavity formed by the chassis 1 and the upper cover 2 when the support plate 7 is displaced in the vertical direction.

By making the support plate 7 closely attached to the inner wall of the upper cover 2, it is ensured that the threaded rod 6 can be displaced in the vertical direction under the action of the internal thread of the knob 5.

Example 5:

the embodiment provides an LED driving power supply box, which has the following technical characteristics except the technical scheme of the embodiment, the circumferential inner wall of the circular groove 4 is provided with an annular groove, and the knob 5 is fixed with an annular protrusion closely attached to the annular groove.

Wherein, the annular bulge on the knob 5 is under the action of the annular groove, so that the knob 5 can freely rotate in the circular groove 4.

Through setting up annular groove and annular arch, guaranteed knob 5 can not take place the phenomenon that knob 5 drops from the circular slot 4 simultaneously in the circular slot 4 free rotation.

Example 6:

the present embodiment provides an LED driving power supply box, which has the following technical features in addition to the technical scheme including the above embodiment, and the heat dissipation assembly includes:

the fixed block 15, fixed block 15 fixed mounting is in the air inlet hole, and fixed block 15 is last to be fixed mounting has a plurality of micro motors 16 that are linear equidistance and distribute, and the output shaft end coaxial coupling of micro motor 16 has flabellum 17, and the top of fixed block 15 just is located air inlet hole top department and installs dustproof otter board 18.

The micro motors 16 are started, the output shafts of the micro motors 16 rotate and drive the fan blades 17 to rotate, the fan blades 17 rotate, so that negative pressure can be formed in the inner cavities of the chassis 1 and the upper cover 2, cold air outside can enter the inner cavities formed by the chassis 1 and the upper cover 2, a large amount of heat generated when the LED drives the power panel to work is dissipated, a small part of the heat is dissipated through the shell formed by the chassis 1 and the upper cover 2, and a large part of the heat is exhausted to the outside through the air outlet holes on the upper surface of the upper cover 2.

Through setting up radiating component, very big reduction LED drive power strip operational environment's temperature

The LED driving power board is in a constant and proper working temperature environment, and normal operation of the LED driving power board is guaranteed.

Example 7:

the embodiment provides an LED driving power supply box, which has the following technical characteristics except the technical scheme of the embodiment, the inner top surface of the upper cover 2 is symmetrically fixed with a pressing plate 19, and the pressing plate 19 is made of elastic materials.

When the supporting plate 7 moves upwards and pushes the LED driving power board to move upwards, the upper surface of the LED driving power board contacts with the pressing plate 19 along with the movement, and the LED driving power board can be fixed in the cavity formed by the chassis 1 and the upper cover 2 under the common clamping action of the supporting plate 7 and the pressing plate 19.

Because the pressing plate 19 has certain elasticity, the LED driving power panel cannot be excessively extruded to generate damage in the process of being clamped and fixed.

Example 8:

the embodiment provides an LED driving power supply box, which has the following technical characteristics except the technical scheme of the embodiment, and the chassis 1 and the upper cover 2 are made of aluminum alloy.

The chassis 1 and the upper cover 2 are made of aluminum alloy materials, and the aluminum alloy materials have the characteristics of light weight, high strength, good heat dissipation performance, strong anti-magnetic performance, strong anti-interference performance and high weather resistance, and the aluminum alloy can be recycled and reused, so that the aluminum alloy has strong environmental protection performance.

The embodiments of the present application and the features of the embodiments may be combined without conflict, and the present application is not limited to the specific embodiments described above, which are merely illustrative, not restrictive, and many forms may be made by those of ordinary skill in the art, without departing from the spirit of the present application and the scope of the claims, which are also within the protection of the present application.

Claims

1. An LED driving power supply box, comprising:

the novel wire feeding device comprises a chassis (1) and an upper cover (2) arranged above the chassis (1), wire feeding holes (3) are symmetrically formed in the surface walls on the left side and the right side of the chassis (1), round grooves (4) are formed in the center of the lower surface of the chassis (1), a supporting plate (7) is arranged in an inner cavity of the chassis (1), a plurality of clamping blocks (13) are symmetrically and fixedly connected to the inner bottom surface of the chassis (1), clamping grooves (14) corresponding to the positions of the clamping blocks (13) are formed in the upper cover (2), the clamping blocks (13) are matched with the clamping grooves (14) in a clamping mode, a plurality of air inlet holes are formed in one side of the upper surface of the upper cover (2), and a plurality of symmetrically arranged air outlet holes are symmetrically formed in the other side of the upper surface of the upper cover (2);

the two limiting assemblies are symmetrically arranged on the inner surface walls on the left side and the right side of the chassis (1) respectively and close to the wire feeding holes (3), and are used for limiting and fixing power wires on the LED driving power panel;

the fixing component is positioned in the circular groove (4) and used for controlling the supporting plate (7) to move up and down so as to fix the LED driving power panel;

2. The LED driving power supply of claim 1, wherein the limit assembly comprises:

go up fixture block (8), go up the inner wall fixed connection of fixture block (8) and chassis (1), the below of going up fixture block (8) is equipped with lower fixture block (9) with chassis (1) inside wall sliding connection, the lower fixed surface of lower fixture block (9) is connected with bracing piece (10), sleeve pipe (11) fixed with chassis (1) interior bottom surface have been cup jointed on bracing piece (10), the circumference outer wall cover of sleeve pipe (11) is equipped with spring (12).

3. The LED driving power supply of claim 1, wherein the fixing assembly comprises:

the rotary knob (5), the rotary knob (5) is located in the circular groove (4) and is in running fit with the circular groove (4), threads are arranged in the rotary knob (5), and a threaded rod (6) fixed with the supporting plate (7) is connected in the rotary knob (5) in a threaded mode.

4. A LED driving power supply box according to claim 1 or 3, characterized in that the front and rear side surface walls of the support plate (7) are closely adhered to the inner wall of the upper cover (2).

5. A LED driving power supply box according to claim 3, characterized in that the circumferential inner wall of the circular groove (4) is provided with an annular groove, and the knob (5) is fixed with an annular protrusion tightly attached to the annular groove.

6. The LED driving power supply of claim 1, wherein the heat sink assembly comprises:

the fixed block (15), fixed block (15) fixed mounting is in the income gas pocket, fixed mounting has a plurality of micromotors (16) that are linear equidistance and distribute on fixed block (15), the output axle head coaxial coupling of micromotor (16) has flabellum (17), the top of fixed block (15) just is located income gas pocket top department and installs dustproof otter board (18).

7. The LED driving power supply box according to claim 1, wherein the inner top surface of the upper cover (2) is symmetrically fixed with a pressing plate (19), and the pressing plate (19) is made of elastic materials.

8. The LED driving power supply box according to claim 1, wherein the chassis (1) and the upper cover (2) are both made of aluminum alloy.