CN216982336U

CN216982336U - Shell and driving power supply

Info

Publication number: CN216982336U
Application number: CN202220149426.3U
Authority: CN
Inventors: 胡志斌; 陈仲芝; 周孝亮; 朱俊高; 陈学文
Original assignee: Sichuan Ledfriend Science And Technology Co ltd
Current assignee: Sichuan Ledfriend Science And Technology Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-07-15
Anticipated expiration: 2032-01-19

Abstract

The embodiment of the utility model provides a shell and a driving power supply, and relates to the field of driving power supplies. This shell is in fixed circuit board, it includes first casing, first trip and first fixed column, first fixed column sets up in first casing, first fixed column is used for the downside of butt circuit board, so that circuit board and first casing interval, first trip is installed in a side edge of first casing, first trip is used for the upside of butt circuit board, when installing the shell with the circuit board, first fixed column carries out the butt to the downside of circuit board, first trip carries out the butt to the upside of circuit board again simultaneously, let the circuit board install on the shell more firmly, the fixed effect to the circuit board has been improved.

Description

Shell and driving power supply

Technical Field

The utility model relates to the field of driving power supplies, in particular to a shell and a driving power supply.

Background

The LED lamp has a wide application range due to its energy saving, environmental protection, good color rendering and response speed, for example, commercial track lamps used in markets, and the LED lamp generally needs to be connected to an LED driving power supply for operation, and the LED driving power supply is a power converter for converting power supply into specific voltage and current to drive the LED to emit light.

In the prior art, the fixing effect of the circuit board in the LED driving power supply is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a housing and a driving power supply, which can improve the fixing effect on a circuit board.

Embodiments of the utility model may be implemented as follows:

an embodiment of the present invention provides a housing for fixing a circuit board, including:

a first housing;

the first fixing column is arranged on the first shell and used for abutting against the lower side of the circuit board so as to enable the circuit board to be spaced from the first shell; and

the first clamping hook is arranged on the edge of one side of the first shell, and the first clamping hook is used for abutting against the upper side of the circuit board.

Optionally, the housing further includes a first connection post, the first connection post is connected to one side of the first fixing post, which is away from the first housing, the diameter of the first connection post is smaller than that of the first fixing post, the first through hole of the circuit board is used for being sleeved on the outer wall of the first connection post, and the lower side of the circuit board abuts against one side of the first fixing post, which is away from the first housing.

Optionally, the housing further includes a second hook, the second hook is mounted on the other side edge of the first housing, and the second hook is used for abutting against the upper side of the circuit board.

Optionally, the first housing is a rectangular plate, and the first hook and the second hook are symmetrical about a center line of the first housing.

Optionally, the housing further includes a second fixing column and a second connecting column, the second connecting column is connected to one side of the second fixing column, which is away from the first housing, the diameter of the second connecting column is smaller than that of the second fixing column, and the lower side of the circuit board abuts against one side of the second fixing column, which is away from the first housing, under the condition that the second through hole of the circuit board is sleeved on the outer wall of the second connecting column;

the first fixing column and the second fixing column are mutually spaced, the first fixing column is fixedly connected with one side edge of the first shell, and the second fixing column is fixedly connected with the other side edge of the first shell.

Optionally, the housing further comprises a first supporting block, the first supporting block is mounted on the first shell, and the first supporting block is used for supporting the lower side of the circuit board;

the housing further includes a second support block, the first support block and the second support block being spaced apart, the second support block for supporting the underside of the circuit board.

Optionally, the housing further includes a second housing, the second housing and the first housing are engaged with each other to define a bearing space, and the first hook and the first fixing column are located in the bearing space.

Optionally, the lateral wall of second casing is equipped with a plurality of ventilation holes, and is a plurality of the ventilation hole sets up at interval in proper order.

Optionally, the plurality of ventilation holes are formed in two opposite side walls of the second shell.

Optionally, the second housing is provided with a first mounting groove, the first mounting groove is provided with a first mounting through hole, and an axis of the first mounting through hole and an axis of the first fixing column are collinear.

The embodiment of the utility model also provides a driving power supply, which comprises a circuit board and the shell;

the upper side of the circuit board abuts against the first clamping hook, and the lower side of the circuit board abuts against the first fixing column.

The beneficial effects of the housing and the driving power supply of the embodiment of the utility model include, for example:

the embodiment of the utility model provides a shell which is used for fixing a circuit board and comprises a first shell, a first clamping hook and a first fixing column, wherein the first fixing column is arranged on the first shell, the first fixing column is used for abutting against the lower side of the circuit board so as to enable the circuit board to be spaced from the first shell, the first clamping hook is arranged on the edge of one side of the first shell, the first clamping hook is used for abutting against the upper side of the circuit board, when the circuit board is arranged on the shell, the first fixing column abuts against the lower side of the circuit board, meanwhile, the first clamping hook abuts against the upper side of the circuit board, the circuit board is firmly arranged on the shell, and the fixing effect of the circuit board is improved.

The embodiment of the utility model also provides a driving power supply, which comprises a circuit board and the shell, wherein the upper side of the circuit board is abutted against the first clamping hook, and the lower side of the circuit board is abutted against the first fixing column, so that the fixing effect of the circuit board is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is an exploded view of an enclosure provided in an embodiment of the present invention.

Icon: 1000-shell; 100-a first housing; 200-a first hook; 300-a first fixed column; 310-a first connecting post; 400-a second hook; 500-second fixed column; 510-a second connecting column; 600-a first support block; 700-a second support block; 800-a second housing; 810-vents; 820-a first mounting groove; 821-a first mounting through hole; 830-a second mounting groove; 831 — second mounting through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that if the terms "upper", "lower", "inside", "outside", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the utility model is used, it is only for convenience of describing the present invention and simplifying the description, but it is not necessary to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus, it should not be construed as limiting the present invention.

Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.

The LED lamp is energy-saving, environment-friendly, good in color rendering property and response speed, and very wide in application field, for example, in a commercial guide rail lamp used in a market, the LED lamp usually needs to be connected with an LED driving power supply to work, the LED driving power supply is a power converter which converts power supply into specific voltage and current to drive the LED to emit light, and in the prior art, the fixing effect of a circuit board in the LED driving power supply is poor.

In view of the above, the housing and the driving power supply provided in the embodiments of the present invention can solve this problem, which will be described in detail below.

The driving power supply is specifically an LED driving power supply, and includes a housing 1000 and a circuit board (not shown), where the circuit board is specifically a PCB, and the housing 1000 can better fix the circuit board, and the detailed description of the housing 1000 is continued.

Referring to fig. 1, the relative position in fig. 1 is used for illustration, and the up, down, left, right, front and back directions shown in fig. 1 can be understood as the relative position in fig. 1.

This shell 1000 includes first casing 100, first trip 200 and first fixed column 300, first fixed column 300 sets up in first casing 100, first fixed column 300 is used for the downside of butt circuit board, so that circuit board and first casing 100 interval, first trip 200 is installed in the edge of one side of first casing 100, first trip 200 is used for the upside of butt circuit board, when installing the shell 1000 with the circuit board, first fixed column 300 carries out the butt to the downside of circuit board, first trip 200 carries out the butt to the upside of circuit board again simultaneously, let the circuit board install on shell 1000 more firmly.

Of course, the housing 1000 further includes a second hook 400, the second hook 400 is mounted on the other side edge of the first casing 100, the second hook 400 is also used for abutting against the upper side of the circuit board, specifically, the first hook 200 is mounted on the rear side edge of the first casing 100, the second hook 400 is mounted on the front side edge of the first casing 100, and the first hook 200 and the second hook 400 are symmetrical about the center line of the first casing 100.

In order to better fix the circuit board, in this embodiment, the number of the first hooks 200 and the number of the second hooks 400 may be multiple, specifically, the number of the first hooks 200 and the number of the second hooks 400 are two, the two first hooks 200 located at the rear edge of the first housing 100 are spaced from each other, the two second hooks 400 located at the front edge of the first housing 100 are spaced from each other, and the four hooks may abut against the circuit board together.

The housing 1000 further includes a first connection post 310, the first connection post 310 is connected to one side of the first fixing post 300 far away from the first casing 100, the diameter of the first connection post 310 is smaller than that of the first fixing post 300, the first through hole of the circuit board is used for being sleeved on the outer wall of the first connection post 310, the lower side of the circuit board abuts against one side of the first fixing post 300 far away from the first casing 100, and specifically, the first connection post 310 and the first fixing post 300 are coaxial.

In addition, the housing 1000 further includes a second fixing column 500 and a second connecting column 510, the second connecting column 510 is connected to one side of the second fixing column 500 away from the first casing 100, the diameter of the second connecting column 510 is also smaller than the diameter of the second fixing column 500, the second through hole of the circuit board is used for being sleeved on the outer wall of the second connecting column 510, the lower side of the circuit board abuts against one side of the second fixing column 500 away from the first casing 100, specifically, the second connecting column 510 and the second fixing column 500 are coaxial.

The first fixing column 300 and the second fixing column 500 are spaced from each other, the first fixing column 300 is installed on the left side of the first casing 100, the second fixing column 500 is installed on the right side of the first casing 100, and a connecting line between the first fixing column 300 and the second fixing column 500 and the upper edge of the first casing 100 form an included angle, so that the circuit board can be better fixed, in order to enable the first fixing column 300 and the second fixing column 500 to be more stable, the first fixing column 300 is fixedly connected with the lower edge of the first casing 100, and the second fixing column 500 is fixedly connected with the upper edge of the first casing 100.

Meanwhile, the first connection column 310 and the second connection column 510 may be provided with threads therein, so that the circuit board, the first connection column 310 and the second connection column 510 are fixedly connected by screws, and the circuit board is supported by the first fixing column 300 and the second fixing column 500, thereby preventing elements on the lower side of the circuit board from touching the bottom surface of the first housing 100 and causing damage.

Of course, in order to better protect the components at the bottom of the circuit board, the housing 1000 further includes a first supporting block 600 and a second supporting block 700, the first supporting block 600 and the second supporting block 700 are both mounted on the first housing 100, and are used to support the lower side of the circuit board, a first supporting block 600 and a second supporting block 700 are spaced apart, the first supporting block 600 is fixedly installed at the left side of the first housing 100, and near the middle of the left side of the first housing 100, a second supporting block 700 is fixedly installed at the right side of the first housing 100, and near the middle of the left side of the first housing 100, the first supporting block 600 is also near the first fixing post 300, and opposite to the front side edge of the first fixing portion, which is away from the first housing 100, the second supporting block 700 is close to the second fixing post 500, and a connecting line between the first supporting block 600 and the second supporting block 700 forms an included angle with the rear side edge of the first housing 100 with respect to the rear side edge of the second fixing column 500 away from the first housing 100.

In order to protect the circuit board better, the housing 1000 may further include a second casing 800, the second casing 800 and the first casing 100 are engaged with each other to define a carrying space, and the circuit board, the first hook 200, the second hook 400, the first fixing column 300, the second fixing column 500, the first supporting block 600 and the second supporting block 700 are all located in the carrying space.

Wherein, second casing 800 is equipped with first mounting groove 820 and second mounting groove 830, first mounting through-hole 821 has been seted up to first mounting groove 820, the axis of first mounting through-hole 821 and the axis collineation of first fixed column 300, second mounting through-hole 831 has been seted up to second mounting groove 830, the axis of second mounting through-hole 831 and the axis collineation of second fixed column 500, then can fix second casing 800 at first spliced pole 310 and second spliced pole 510 through the screw, and then can make up first casing 100 and first casing 100 as an organic whole very firmly.

Because the circuit board can produce a large amount of heats under the condition of long-term operation, lead to the temperature rise in the bearing space, and then influence the life-span of circuit board or cause the damage of circuit board, in order to avoid this kind of condition to take place, still be equipped with a plurality of ventilation holes 810 on the lateral wall of second casing 800, a plurality of ventilation holes 810 set up at intervals in proper order, ventilation hole 810 and bearing space intercommunication, be convenient for with the whole shell 1000 of heat effluvium that the circuit board produced, with the temperature in the reduction bearing space, preferably, all be equipped with a plurality of ventilation holes 810 on two relative lateral walls of second casing 800.

This shell 1000 is used for fixed circuit board, through the butt of first trip 200, second trip 400, first fixed column 300, second fixed column 500, first supporting shoe 600 and second supporting shoe 700, can let the circuit board install on shell 1000 more firmly, has improved the fixed effect to the circuit board.

In addition, the side wall of the second casing 800 is further provided with a plurality of ventilation holes 810, which facilitates heat generated by the circuit board to be dissipated out of the whole casing 1000, so as to reduce the temperature in the bearing space and avoid influencing the service life of the circuit board or causing damage to the circuit board.

This drive power supply includes circuit board and foretell shell 1000, and the upside of circuit board butt in first trip 200, and the downside butt of circuit board has improved the fixed effect to the circuit board in first fixed column 300.

The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A housing for holding a circuit board, the housing comprising:

a first housing (100);

a first fixing column (300), the first fixing column (300) being disposed on the first housing (100), the first fixing column (300) being used for abutting against the lower side of the circuit board so as to space the circuit board from the first housing (100); and

the first clamping hook (200) is installed at the edge of one side of the first shell (100), and the first clamping hook (200) is used for being abutted to the upper side of the circuit board.

2. The housing according to claim 1, further comprising a first connection pillar (310), wherein the first connection pillar (310) is connected to a side of the first fixing pillar (300) away from the first casing (100), a diameter of the first connection pillar (310) is smaller than a diameter of the first fixing pillar (300), the first through hole of the circuit board is configured to be sleeved on an outer wall of the first connection pillar (310), and a lower side of the circuit board abuts against a side of the first fixing pillar (300) away from the first casing (100).

3. The housing according to claim 1, further comprising a second hook (400), wherein the second hook (400) is mounted on the other side edge of the first shell (100), and the second hook (400) is used for abutting against the upper side of the circuit board.

4. The housing according to claim 3, further comprising a second fixing pillar (500) and a second connecting pillar (510), wherein the second connecting pillar (510) is connected to a side of the second fixing pillar (500) away from the first casing (100), a diameter of the second connecting pillar (510) is smaller than a diameter of the second fixing pillar (500), the second through hole of the circuit board is used for being sleeved on an outer wall of the second connecting pillar (510), and a lower side of the circuit board abuts against a side of the second fixing pillar (500) away from the first casing (100);

the first fixing column (300) and the second fixing column (500) are spaced from each other, the first fixing column (300) is fixedly connected with the edge of one side of the first shell (100), and the second fixing column (500) is fixedly connected with the edge of the other side of the first shell (100).

5. The housing according to claim 1, further comprising a first support block (600), the first support block (600) being mounted on the first casing (100), the first support block (600) being for supporting an underside of the circuit board;

the housing further includes a second support block (700), the first support block (600) and the second support block (700) being spaced apart, the second support block (700) for supporting an underside of the circuit board.

6. The shell according to claim 1, further comprising a second shell (800), wherein the second shell (800) and the first shell (100) are engaged to define a bearing space together, and the first hook (200) and the first fixing post (300) are located in the bearing space.

7. The casing according to claim 6, wherein the side wall of the second casing (800) is provided with a plurality of ventilation holes (810), and the plurality of ventilation holes (810) are sequentially arranged at intervals.

8. The housing of claim 7, wherein the plurality of vent holes (810) are provided on both opposing side walls of the second shell (800).

9. The shell according to claim 6, wherein the second shell (800) is provided with a first mounting groove (820), the first mounting groove (820) is provided with a first mounting through hole (821), and an axis of the first mounting through hole (821) and an axis of the first fixing column (300) are collinear.

10. A driving power supply comprising a circuit board and the housing of any one of claims 1-9;

the upper side of the circuit board abuts against the first clamping hook (200), and the lower side of the circuit board abuts against the first fixing column (300).