CN218268720U - Flat lamp - Google Patents

Abstract

The utility model provides a flat lamp, which comprises a lamp panel, a driving component, a light source component, a diffusion plate and a face frame, wherein the diffusion plate and the face frame are arranged at the upper side of the lamp panel; the driving assembly comprises a driving main body, an input wire rod, an input end cover and an output end cover, wherein the input end cover and the output end cover are connected with the driving main body; the driving body is provided with a reflecting surface. Wherein, the plane of reflection that the drive main part was equipped with can reflect the light that the light source subassembly sent, changes the light path, makes light outgoing more even to reduce drive assembly and to light source assembly emergent light's absorption and block, reduce the dark space, play good illuminating effect.

Description

Flat lamp

Technical Field

The utility model relates to an illumination lamps and lanterns field especially relates to a panel light.

Background

At present, the flat lamp is widely applied to various life scenes such as homes, offices, exhibition halls and the like, and is loved by consumers due to the advantages of elegant appearance, simplicity, practicability, energy conservation, environmental protection and the like. When a consumer purchases a flat lamp, the energy consumption, the lighting effect, the attractiveness and the like of the lamp are often used as purchasing indexes. Among them, the lighting effect is the most intuitive indicator for consumers to evaluate whether a luminaire is suitable.

In the prior art, a flat lamp with a built-in driving power supply is disclosed, which comprises a shell, a light-transmitting panel, a fixing buckle, a driving power supply and an LED light emitting body, wherein the shell is provided with a concave cavity, the light-transmitting panel covers and seals an opening of the concave cavity to form an accommodating cavity together with the shell, and the driving power supply and the LED light emitting body are fixed in the accommodating cavity; the drive power supply comprises an input line and an output line, the output line is connected with the LED luminous body, a first through hole is formed in the shell, the input line penetrates out of the accommodating cavity through the first through hole to be connected with an external power supply, and the input line penetrating out of the accommodating cavity is fixed on the outer wall of the shell through the fixing buckle. Furthermore, the driving power supply is fixed in a groove formed in the bottom plate, and reflective powder is coated on the inner side wall of the concave cavity. Because the driving power supply is arranged in the groove of the bottom plate and is positioned in the same area with the LED luminous body, the driving power supply still can block or absorb the light emitted by the LED luminous body and form a visual dark area, thereby weakening the lighting effect, uneven light emission and influencing the attractiveness.

Therefore, how to provide a flat lamp without dark space in light emission is a problem to be solved.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem existing in the prior art, the utility model provides a dull and stereotyped lamp is equipped with the plane of reflection on the drive assembly of this dull and stereotyped lamp, plays the reflection light, reduces the dark space to the effect of even light.

In order to achieve the above object, the utility model provides a following technical scheme:

a flat lamp comprises a lamp panel, a driving assembly, a light source assembly, a diffusion plate and a face frame, wherein the diffusion plate and the face frame are installed on the upper side of the lamp panel; the driving assembly comprises a driving main body, an input wire, an input end cover and an output end cover, wherein the input end cover and the output end cover are connected with the driving main body; the driving body is provided with a reflecting surface.

Preferably, the reflective surface is provided with a raised stripe structure.

Preferably, the input end cap is provided with a reflective surface.

Preferably, the input wire is provided with a bending part, an included angle is formed at the bending part of the input wire, and a wire fastener is further arranged at the bending part of the input wire.

Preferably, the input end cover comprises a clamping part in clamping connection with the input wire, and the clamping part protrudes towards one side departing from the driving main body; the clamping part is also provided with a clamping interface, and the clamping interface is provided with a flange; the line fastener be equipped with be used for with the block groove that the flange block is connected, the input wire rod passes through line fastener is spacing in the joint mouth.

Preferably, the input end cap further includes a fixing portion inserted and fixed in the driving body.

Preferably, the lamp panel includes a bottom plate and a sidewall connected to the bottom plate, the groove is formed by outwardly recessing the sidewall, and the light source assembly is mounted on the bottom plate.

Preferably, the reflecting surface is inclined from a direction in which the side wall is located toward a direction in which the light source assembly is located.

Preferably, one side of the groove close to the input end cover is a first groove wall, one side of the groove close to the output end cover is a second groove wall, and a third groove wall is connected between the first groove wall and the second groove wall; the wire penetrates through the first groove wall and is connected with the driving assembly;

the first groove wall and the second groove wall are obliquely connected to the side wall, and the first groove wall, the second groove wall and the third groove wall protrude towards the outer side of the side wall.

Preferably, a light source limiting groove is formed in the bottom plate, the light source assembly comprises a light bar, and the light bar is limited between the light source limiting grooves.

Compared with the prior art, the utility model beneficial effect be:

(1) Dark areas are reduced and light is uniform. The utility model discloses well drive assembly sets up in the recess that the lamp panel formed to be equipped with the plane of reflection in the drive main part, reflect the light of light source subassembly outgoing through the plane of reflection, make light more even, and this drive assembly and light source subassembly are installed respectively on lateral wall and bottom plate, realize the subregion setting, and then reduced the absorption that drive assembly sent light to light source assembly and blockked, play good illuminating effect.

(2) The installation is convenient, increases the wire rod life-span. The utility model discloses in the input wire rod be equipped with the kink, form the contained angle in kink department, make input wire rod and drive assembly connect the back, the wire rod body sets up with the lamp panel is parallel, is favorable to installing the utility model discloses a lamps and lanterns on having crossbeam, fossil fragments or other installation environment compacter spaces; simultaneously, the setting up of wire rod contained angle can play the effect of preventing dragging, improves the life of wire rod, increases the stability of this dull and stereotyped lamp structure.

Drawings

Fig. 1 is an exploded view of the flat panel lamp of the present invention.

Fig. 2 is an assembly diagram of the base plate and the driving assembly according to the present invention.

Fig. 3 is an exploded schematic view of the drive assembly of the present invention.

Fig. 4 is a partially enlarged schematic view of the driving assembly of the present invention.

Fig. 5 is a side view of the flat lamp of the present invention.

Fig. 6 is a schematic structural view of another flat lamp according to the present invention.

Reference numerals are as follows:

1, a lamp panel, a bottom plate 11, side walls 12, a groove 13, a light source limiting groove 112, a first groove wall 131, a second groove wall 132 and a third groove wall 133;

2, a driving component, 21, a driving main body, 22, 23, 24, 25, a reflecting surface, 221, 222, 223, 224, 225, 241, 242, 243, 244, 245, and 251 stripe structure;

3, light source assembly and 31 light bar;

4 a diffusion plate;

5 faces of the frame.

Detailed Description

To facilitate an understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings and specific examples. The preferred embodiments of the present invention are illustrated in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured 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.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "front," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1

Fig. 1 shows an exploded view of a flat panel lamp of the present embodiment, fig. 2 shows an assembled view of a base plate and a driving assembly of the present embodiment, and with reference to fig. 1 and fig. 2, a flat panel lamp includes a lamp panel 1, a driving assembly 2, a light source assembly 3, a diffusion plate 4 and a face frame 5, the diffusion plate 4 and the face frame 5 are installed above the lamp panel 1, and the driving assembly 2 and the light source assembly 3 are installed in an accommodating space formed by the lamp panel 1 and the diffusion plate 4.

In the embodiment, the lamp panel 1 is a rectangular structure, and further, the lamp panel 1 is a square structure with equal length and width; the lamp panel 1 comprises a bottom plate 11 and side walls 12, wherein the side walls 12 are inclined outwards from the bottom plate 11, so that the side surfaces of the lamp panel 1 are in a trapezoidal structure as a whole. One side wall 12 of the lamp panel 1 is provided with a groove 13 formed by recessing towards the outside, the driving component 2 is installed in the groove 13, and the light source component 3 is installed on the bottom plate 11.

Fig. 3 and 4 respectively show an explosion schematic diagram and a partially enlarged schematic diagram of the driving assembly in the present embodiment, and referring to fig. 1 to 4, the driving assembly 2 includes an input wire 24, a driving body 21, and an input end cap 22 and an output end cap 23 connected to the driving body 21, and the input wire 24 is connected to the driving body 21 through the lamp panel 1 and the input end cap 22. The casing of drive main part 21 is equipped with plane of reflection 25, is equipped with convex stripe structure 251 on the plane of reflection 25, and stripe structure 251 is protruding on plane of reflection 25, and when the light irradiation of light source subassembly 3 arrived drive main part 21, every bellied stripe all can be regarded as a miniature plane of reflection for the light that sends light source subassembly 3 reflects, changes partial light path. Of course, the reflective structure on the reflective surface 25 is not limited to the stripe structure 251, and in some embodiments, the reflective structure may be a diamond structure or other structures. It should be noted that, in the present embodiment, the stripe structure 251 on the reflection surface 25 is integrally formed with the housing of the driving body 21 when a plastic material extrusion process is adopted.

In addition, in order to make the reflecting surface 25 better reflect and uniformly mix the light emitted by the light source assembly 3, in the embodiment, the reflecting surface 25 on the driving assembly 2 is inclined from the direction close to the side wall 12 toward the direction of the light source assembly 3, so as to enlarge the contact area with the light, further make part of the light uniformly emit from the diffusion plate 4 and the face frame 5, reduce the uneven degree of the brightness of the emitted light, and avoid the formation of dark areas of the light at the driving assembly 2. In particular, in the present embodiment, the input end cap 22 is also provided with a reflective surface 25 to further homogenize light, reduce dark space, and optimize light-emitting effect of the flat lamp, although in some embodiments, the output end cap 23 may also be provided with a reflective surface 25.

As can be seen from the above, in the present embodiment, the driving assembly 2 is provided with the reflecting surface 25 to reflect the light emitted from the light source assembly 3, so as to change the optical path of a part of the light, thereby achieving good light control and distribution functions. It should be added that the driving component 2 is installed in the recess 13 on the side wall 12, so that no barrier is formed between the light source component 3 and the diffusion plate 4, thereby reducing and avoiding the adverse effect of the driving component 2 on the light emitted by the light source component 3, and further optimizing the irradiation effect of the flat panel lamp.

Fig. 5 is a side view of the flat lamp in the present embodiment, and referring to fig. 1 to 5, in the present embodiment, the input wire 24 is provided with a bent portion 242, the input wire 24 is bent at the bent portion 242 to form an included angle, and a wire buckle 243 is further provided at the bent portion 242. In this embodiment, the wire fastener 243 is disposed on the outer side of the input wire body 241 and connected to the input end cap 22. Specifically, the wire fastener 243 is provided with an engaging groove 244, and in the present embodiment, the engaging groove 244 is a rectangular groove structure formed around the input wire body 241. Correspondingly, the input end cap 22 is provided with a clamping portion 221, and the clamping portion 221 protrudes toward a side away from the driving main body 21 and is provided with a clamping interface 222. The upper end and the lower end of the card interface 222 are provided with flanges 223, and the flanges 223 can be clamped into the clamping grooves 244 of the input wires 24, so that the input wires 24 are limited in the card interface 222 through the wire fasteners 243. The other end of the input end cap 22 is further provided with a fixing portion 225 integrally formed with the clamping portion 221, and the fixing portion 225 is inserted into the driving body 21 to fix the driving body 21. The input wire 24 is fixed by the input end cap 22 and then extends into the driving main body 21 to be electrically connected with the circuit board in the driving main body 21, meanwhile, the other end of the driving main body 21 is the output end cap 23, the output end cap 23 is provided with a wire outlet, the circuit board is also connected with an output wire which passes through the wire outlet to be connected with the light source assembly 3, and then the electrical connection between the light source assembly 3 and an external power supply in the panel lamp is completed.

It should be noted that the clamping portion 221 further has an auxiliary port 224 communicating with the clamping port 222, a plane of the auxiliary port 224 intersects a plane of the clamping port 222, and the auxiliary port 224 is not provided with the flange 223, so when the input wire 24 clamps the clamping groove 244 on the wire clamp 243 with the flange 223, the wire clamp 243 of the input wire 24 aligns the flange 223 with the clamping groove 244 at the auxiliary port 224, and then moves from the auxiliary port 224 to the clamping port 222 to realize clamping. The auxiliary opening 224 is provided to facilitate the attachment and detachment of the wire clip 243 for the input wire 24 and the card opening 222. After the input wire 24 is limited at the input end cap 22, the input wire 24 outside the lamp panel 1 is parallel to the side surface of the lamp panel 1, and meanwhile, the bending part 242 on the input wire 24 penetrates through the lamp panel 1, so when the input wire 24 outside the lamp panel 1 is pulled, the wire buckle 243 is difficult to slide from the clamping interface 222 under the action of the bending part 242, so that the input wire 24 is still stably limited at the input end cap 22, the stability of the structure between the input wire 24 and the driving assembly 2 is improved, the service life of the input wire 24 is prolonged, and the pulling-proof effect is achieved.

It should be noted that the groove 13 is a first groove wall 131 on a side close to the input end cap 22, a second groove wall 132 on a side close to the output end cap 23, and a third groove wall 133 is connected between the first groove wall 131 and the second groove wall 132. The first groove wall 131 and the second groove wall 132 are connected to the side wall 12 of the lamp panel 1 in an inclined manner, the first groove wall 131, the second groove wall 132 and the third groove wall 133 protrude from the outer side of the side wall 12 of the lamp panel 1, but do not exceed the edge of the face frame 5, and finally form a splayed convex structure in a surrounding manner, and the groove 13 on the inner side is also a splayed structure matched with the driving component 2, so that the driving component 2 can be better hidden in the groove 13 and forms a partition installation with the light source component 3 installed on the bottom plate 11. The partition setting of drive assembly 2 and light source subassembly 3 is favorable to the equipment of dull and stereotyped lamp in process of production, has still reduced drive assembly 2 and has sent out the harmful effects of light to light source subassembly 3 simultaneously in the use.

In addition, a through hole is formed in the first groove wall 131, and the bent portion 242 of the input wire 24 passes through the through hole and is connected and fixed to the input end cap 22 by a wire fastener 243. The structure of the groove 13 and the structural design of the input wire 24 enable the input wire 24 to be parallel to the side wall 12 of the lamp panel 1 at the outer side of the lamp panel 1, when the panel lamp needs to be installed in a compact installation space formed by blocking of a beam, a keel or other structures, the input wire 24 can be tightly attached to the outer side of the lamp panel 1 and wired, the panel lamp can be smoothly installed in the position with compact space, installation problems caused by the fact that wiring and installation space are compact are reduced, and requirements of the panel lamp under different installation environments are met.

Specifically, the input wire 24 is further provided with a protective sleeve 245 for protecting the input wire body 241 at the bent portion 242. The protective sheath 245 may be formed integrally with the wire button 243, or may be formed separately from the wire button 243. Similarly, the wire fastener 243 may be formed integrally with the input wire body 241, or may be formed separately from the input wire body 241.

The bottom plate 11 is further provided with a light source limiting groove 112, and the whole light source limiting groove 112 is of a U-shaped structure. In this embodiment, light source subassembly 3 includes many lamp strips 31, and during the dull and stereotyped lamp equipment, every lamp strip 31 is spacing in the light source spacing groove 112 of both sides, guarantees that dull and stereotyped lamp light source distributes evenly to make things convenient for the equipment of dull and stereotyped lamp.

In summary, the present embodiment provides a panel lamp with a built-in driving assembly, wherein the driving assembly 2 is installed in the groove 13 formed at the side wall 12, and is further provided with the reflective surface 25, so as to reduce the shielding of the light source assembly 3, reflect the light emitted from the light source assembly 3, homogenize the light, and reduce the dark area. The input wire 24 connected to the driving assembly 2 is a special-shaped wire, and is provided with a bent portion 242 for preventing the wire from being pulled, increasing the life span, and facilitating wiring in a compact installation environment to adapt to different installation environments. It should be noted that, in the present embodiment, the driving assembly 2 is perpendicular to the extending direction of the light bar 31 in the light source assembly 3. In addition, the included angle formed by the bent portion 242 of the input wire 24 is 120 °, but the included angle can be adjusted during the process of mounting the input wire 24 because the input wire 24 has elasticity.

Example 2

Fig. 6 is a schematic structural diagram of the flat panel lamp of the present embodiment, and referring to fig. 1 to 6 in combination, the flat panel lamp includes a lamp panel 1, a driving assembly 2, a light source assembly 3, a diffusion plate 4 and a face frame 5, the diffusion plate 4 and the face frame 5 are both installed above the lamp panel 1, and the driving assembly 2 and the light source assembly 3 are installed in an accommodating space formed by the lamp panel 1 and the diffusion plate 4. The driving assembly 2 comprises a driving body 21, an input wire 24, and an input end cap 22 and an output end cap 23 connected with the driving body 21, wherein the input wire 24 passes through the lamp panel 1 and the input end cap 22 to be connected with the driving assembly 2. The housing of the driving body 21 is provided with a reflecting surface 25, and the reflecting surface 25 is inclined from the side wall 12 of the lamp panel 1 toward the direction in which the light source assembly 3 is located. In addition, the input wire 24 is provided with a bent portion 242, and the bent portion 242 is provided with a wire fastener 243 for connecting with the driving unit 2.

The difference between this embodiment and embodiment 1 is that the lamp panel 1 in this embodiment is a rectangular structure with unequal length and width, and the similar lamp panel 1 also includes a bottom plate 11 and a side wall 12, and the side wall 12 is inclined outward from the bottom plate 11, so that the side surface of the lamp panel 1 is a trapezoidal structure as a whole. In addition, in the present embodiment, the driving component 2 is parallel to the extending direction of the light bar 31 in the light source component 3.

It should be noted that, in some embodiments, the shape of the lamp panel 1 is not limited to the rectangular structure, and the driving assembly 2 is installed in the recess 13, but the position of the driving assembly 2 relative to the light source assembly 3 is not exclusive, and related modifications can be made on the existing basis.

Example 3

The embodiment provides a panel light, including lamp panel 1, drive assembly 2, light source subassembly 3, diffuser plate 4 and face frame 5 are all installed in the top of lamp panel 1, and drive assembly 2 and light source subassembly 3 are installed in the accommodation space that lamp panel 1 and diffuser plate 4 formed. Wherein the driving assembly 2 comprises a driving body 21, an input wire 24, and an input end cap 22 and an output end cap 23 connected with the driving body 21, the input wire 24 is connected with the driving assembly 2 through the lamp panel 1 and the input end cap 22. The housing of the driving body 21 is provided with a reflecting surface 25, and the reflecting surface 25 is inclined from the side wall 12 of the lamp panel 1 toward the direction in which the light source assembly 3 is located. In addition, the input wire 24 is provided with a bent portion 242, and the bent portion 242 is provided with a wire clip 243 for connecting with the driving unit 2.

In particular, the present embodiment is different from embodiment 1 in that, in the present embodiment, the input end cap 22 and the output end cap 23 are integrally formed with the drive body 21.

The foregoing is merely illustrative and explanatory of the structure of the present invention, which is described in more detail and with greater particularity, and is not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, many variations and modifications are possible without departing from the inventive concept, and such obvious alternatives fall within the scope of the invention.

Claims (10)

1. A flat lamp comprises a lamp panel, a driving assembly, a light source assembly, a diffusion plate and a face frame, wherein the diffusion plate and the face frame are arranged on the upper side of the lamp panel; the driving assembly comprises a driving main body, an input wire, an input end cover and an output end cover, wherein the input end cover and the output end cover are connected with the driving main body; the driving body is provided with a reflecting surface.

2. A flat panel lamp as claimed in claim 1, wherein the reflective surface is provided with a raised stripe structure.

3. A flat panel lamp as claimed in claim 1, wherein the input end cap is provided with a reflective surface.

4. The flat panel lamp according to claim 1, wherein the input wire has a bending portion, an included angle is formed at the bending portion of the input wire, and a wire fastener is further disposed at the bending portion of the input wire.

5. The flat panel lamp of claim 4, wherein the input end cap comprises a snap-fit portion snap-fit connected with the input wire, the snap-fit portion protruding toward a side facing away from the driving body; the clamping part is also provided with a clamping interface, and the clamping interface is provided with a flange; the line fastener be equipped with be used for with the block groove that the flange block is connected, the input wire rod passes through line fastener is spacing in the joint mouth.

6. A flat panel lamp as claimed in claim 5, wherein the input end cap further comprises a fixing portion which is inserted and fixed in the driving body.

7. The flat lamp as claimed in claim 1, wherein the lamp panel comprises a bottom plate and a sidewall connected to the bottom plate, the recess is formed by outwardly recessing the sidewall, and the light source assembly is mounted on the bottom plate.

8. A flat lamp as claimed in claim 7, wherein said reflecting surface is inclined from the direction of said side wall toward the direction of said light source assembly.

9. The flat panel lamp as claimed in claim 7, wherein a side of said cavity adjacent said input cap is a first cavity wall, a side adjacent said output cap is a second cavity wall, and a third cavity wall is connected between said first cavity wall and said second cavity wall; the wire penetrates through the first groove wall to be connected with the driving assembly;

the first groove wall and the second groove wall are obliquely connected to the side wall, and the first groove wall, the second groove wall and the third groove wall protrude towards the outer side of the side wall.

10. The flat panel lamp of claim 7, wherein the bottom plate is provided with light source limiting grooves, the light source assembly comprises a light bar, and the light bar is limited between the light source limiting grooves.

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