CN217785083U

CN217785083U - Lighting rod lamp

Info

Publication number: CN217785083U
Application number: CN202221963206.0U
Authority: CN
Inventors: 钟子浩; 潘安泉
Original assignee: Shenzhen Xiaofalcon Zhichuang Technology Co ltd
Current assignee: Shenzhen Xiaofalcon Zhichuang Technology Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-11-11
Anticipated expiration: 2032-07-27

Abstract

The utility model relates to a lighting bar lamp, which comprises a lamp post, a light source and a heat dissipation component; the lamp post is provided with a heat dissipation channel, the heat dissipation channel extends along the length direction of the lamp post, and the lamp post is provided with a first air opening and a second air opening which are distributed along the length direction of the heat dissipation channel; the light source and the heat dissipation channel are arranged side by side, and the light source comprises a lamp panel and a lamp bead which are connected with each other; the heat dissipation assembly is arranged in the heat dissipation channel and comprises a heat conducting fin, a heat dissipation plate and a fan, the heat conducting fin is attached to one side, back to the lamp beads, of the lamp panel, the heat dissipation plate is arranged on one side, back to the lamp panel, of the heat conducting fin, and the heat dissipation plate is located at the end portion of the heat conducting fin; the fan can guide the air current to flow towards the second wind gap through the heating panel by first wind gap. The mutual cooperation of each spare part can realize the heat balance of whole device among this scheme radiator unit for the temperature distribution of conducting strip and heating panel all can be comparatively even, and can also ensure that the lamp pole can install more powerful light source.

Description

Lighting rod lamp

Technical Field

The utility model relates to the technical field of lighting technology, in particular to illumination stick lamp.

Background

In the creation process of movie, advertisement and video content, a large amount of light is needed for light supplement, and the product forms of the light are different according to different scenes, such as a bar lamp, a spot lamp, a panel lamp and the like. For the spot light and the panel light, for example, when moving shooting is performed, the angle between the shot object and the shot object is changed due to the fact that the position of the camera needs to be moved, a light discontinuity phenomenon can be generated, and for the stick light, the stick light can be held and matched with the change of the angle to supplement light and adjust color temperature.

However, traditional excellent lamp is small in size, and can not set up complicated heat radiation structure, so that the existing excellent lamp mostly relies on the material to dissipate heat, the heat dissipation effect is not good, and the more powerful light source component of excellent lamp installation is limited.

SUMMERY OF THE UTILITY MODEL

The utility model provides a lighting bar lamp to solve current bar lamp and rely on material self heat dissipation more, the radiating effect is not good, has restricted the technical problem of the more powerful light source subassembly of bar lamp installation.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a lighting bar lamp, include:

the lamp post is provided with a heat dissipation channel, the heat dissipation channel extends along the length direction of the lamp post, and the lamp post is provided with a first air opening and a second air opening which are distributed along the length direction of the heat dissipation channel;

the light source is arranged in parallel with the heat dissipation channel and comprises a lamp panel and lamp beads which are connected with each other;

the heat dissipation assembly is arranged in the heat dissipation channel and comprises a heat conducting fin, a heat dissipation plate and a fan, the heat conducting fin is attached to one side, back to the lamp bead, of the lamp panel, the heat dissipation plate is arranged on one side, back to the lamp panel, of the heat conducting fin, and the heat dissipation plate is located at the end portion of the heat conducting fin; the fan can guide the air current to flow from the first air opening to the second air opening through the heat dissipation plate.

In one embodiment, the heat dissipation plate includes a plurality of fins arranged at intervals, the length extension direction of the fins is parallel to the length extension direction of the heat dissipation channel, and the fan is capable of guiding the airflow to pass through the gap space between two adjacent fins.

In one embodiment, the heat dissipation plate further includes a bottom plate attached to a side of the heat conducting fins facing away from the lamp panel, and the plurality of heat dissipation fins are disposed on the bottom plate at intervals.

In one embodiment, the lighting bar lamp further comprises a first heat-conducting glue, and the base plate is adhered to one side, opposite to the lamp panel, of the heat-conducting fin through the first heat-conducting glue.

In one embodiment, the opening direction of the second air port is parallel to the length direction of the heat dissipation channel and is also perpendicular to the opening direction of the first air port.

In one embodiment, the fan has an air inlet and an air outlet, the air inlet is perpendicular to the air outlet, the air inlet is parallel to the length direction of the heat dissipation channel, and the fan can guide the airflow entering the heat dissipation channel from the first air inlet to be discharged out of the heat dissipation channel through the air inlet, the air outlet and the second air inlet in sequence.

In one embodiment, the lighting bar lamp further comprises a magnetic strip, the magnetic strip is connected with the lamp post, and the magnetic strip can magnetically attract the heat conducting sheet to the lamp post.

In one embodiment, the magnetic strip and the heat conducting fin are arranged at intervals, and the magnetic strip can magnetically attract the heat conducting fin to enable the heat dissipation plate to abut against the lamp post.

In one embodiment, the lighting bar lamp further comprises a second heat-conducting glue, and the heat-conducting fins are adhered to the lamp panel through the second heat-conducting glue.

In one embodiment, the heat conducting sheet is a metal sheet.

In one embodiment, the lighting bar lamp comprises a soft light cover, and the soft light cover is arranged on one side, back to the lamp panel, of the lamp beads.

In one embodiment, a dust screen is arranged on the outer side of the fan.

In one embodiment, the light wand lamp further comprises a handle, an end of the handle being connected to an end of the light pole.

In one embodiment, the lamp post comprises a post body and an upper cover, the first air opening is formed in the post body, the second air opening is formed in the upper cover, and the upper cover is connected with the post body and encloses to form the heat dissipation channel.

According to the above technical scheme, the embodiment of the utility model provides an at least, following advantage and positive effect have:

the utility model discloses illumination stick lamp, fan can guide the air current to flow towards the second wind gap by first wind gap through the heating panel, and the air current temperature that gets into the heating panel by first wind gap this moment is lower, and whole heating panel is crossed all the way to the lower air current of temperature to the air current can take away the heat of light source diffusion to the heating panel. Because the position temperature of conducting strip near the heating panel is lower, and the position temperature that the conducting strip kept away from the heating panel is higher, consequently based on the principle of heat-conduction, the heat of the higher position department of conducting strip temperature can conduct to the heating panel to make the air current that the fan drove discharge the heat outside the heat dissipation channel. Therefore, the mutual matching of all parts in the radiating assembly can realize the heat balance of the whole device, so that the temperature distribution of the heat conducting fins and the radiating plate can be uniform, and the lamp pole can be ensured to be provided with a light source with higher power.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of an illumination rod lamp according to an embodiment of the present invention;

FIG. 2 is an exploded view of the light bar lamp of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the light bar lamp of FIG. 1;

fig. 4 is an enlarged schematic view of a portion a in fig. 3.

The reference numerals are illustrated below:

10. a rod lamp; 11. a first thermally conductive adhesive; 12. a second thermally conductive adhesive; 100. a lamp post; 101. a heat dissipation channel; 102. a first tuyere; 103. a second tuyere; 104. a groove; 110. a rod body; 120. an upper cover; 130. a handle; 131. a threaded hole; 132. an anti-deflection hole; 200. a light source; 210. a lamp panel; 220. a lamp bead; 300. a heat dissipating component; 310. a heat conductive sheet; 320. a heat dissipation plate; 321. a base plate; 322. a heat sink; 330. a fan; 331. an air inlet; 332. an air outlet; 400. a magnetic strip; 500. a soft mask.

Detailed Description

Exemplary embodiments that embody features and advantages of the present invention will be described in detail in the following description. It is to be understood that the invention is capable of other and different embodiments, and its several details are capable of modification in various other respects, all without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature, and not as restrictive.

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 implicitly indicating the number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, e.g., as being 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 application can be understood in a specific case by those of ordinary skill in the art.

Referring to fig. 1 and 2, the present invention provides a light bar 10, wherein the light bar 10 includes a light pole 100, a light source 200 and a heat dissipation assembly 300. The lamp post 100 is a rod-shaped structure for being held by a user with one hand, the lamp post 100 can be understood as a lamp tube, the light source 200 is disposed on the lamp post 100 and extends along the length direction of the lamp post 100, that is, the coverage area of the light emitted by the light source 200 extends substantially along the length direction of the lamp post 100, the coverage area of the light emitted by the light source 200 is only used as an illustration and is not limited by the present application, and the heat dissipation assembly 300 is disposed on the lamp post 100 and is used for guiding the air flow to take away the heat generated by the light source 200 during operation.

The lamp post 100 has a heat dissipating channel 101, and the heat dissipating channel 101 extends along the length of the lamp post 100. The lamp post 100 is provided with a first air opening 102 and a second air opening 103 which are arranged along the length extension direction of the heat dissipation channel 101. The opening direction of the first tuyere 102 and the opening direction of the second tuyere 103 may be parallel to each other or may be obliquely arranged, for example, fig. 2 illustrates that the opening direction of the first tuyere 102 and the opening direction of the second tuyere 103 form an included angle, and specifically, the two opening directions are perpendicular to each other. The opening direction of the first air opening 102 is perpendicular to the length extending direction of the lamp post 100 and the heat dissipation channel 101, and the opening direction of the second air opening 103 is parallel to the length extending direction of the lamp post 100 and the heat dissipation channel 101.

In one embodiment, the lamp post 100 includes a post 110 and an upper cover 120, the post 110 is a hollow structure with two open ends, the upper cover 120 and the post 110 can be detachably connected or an integrally formed structure, the upper cover 120 is connected to the post 110 and covers the hollow structure to form the heat dissipating channel 101, the first opening 102 is formed in the upper cover 120, and the second opening 103 is formed in the post 110.

The handle 130 can be arranged at the end of the lamp post 100, the handle 130 can be integrated with the lamp post 100 or detachably connected, the handle 130 is used for being held by hands, so that the lamp post is convenient for users to operate and use, the size of the handle 130 can be set according to the actual use requirements of the users, the lamp post is not limited in the application, for example, fig. 1 and 2 show that the width of the handle 130 is smaller than that of the lamp post 100, so that the lamp post is convenient to hold. The end of the handle 130 remote from the pole 100 may be provided with a threaded aperture 131 to enable the pole 100 to be mounted to other photographic aids, for example to a tripod, via the threaded aperture 131. In addition, the end of the handle 130 remote from the pole 100 may also be provided with an anti-deflection aperture 132 surrounding the threaded aperture 131.

The light source 200 is connected to the lamp post 100 and is disposed opposite to the heat dissipation channel 101, which may be understood as an area where the light source 200 and the heat dissipation channel 101 are disposed opposite to each other, or may be understood as an area where the light source 200 and the heat dissipation channel 101 are disposed side by side, so that heat generated by the operation of the light source 200 can be diffused to the heat dissipation channel 101.

Light source 200 includes interconnect's lamp plate 210 and lamp pearl 220 (refer to fig. 3), and lamp plate 210 connects lamp pole 100, and lamp plate 210 can be flexible circuit board or rigid circuit board, and lamp plate 210 can adopt the complete circuit board of a monoblock, and of course, lamp plate 210 also can include the subplate of polylith independent setting.

The lamp beads 220 are disposed on one side of the lamp panel 210, which faces away from the heat dissipation channel 101, and all the lamp beads 220 may be uniformly or non-uniformly disposed on the lamp panel 210, so that the overall illumination light of the light source 200 is uniformly distributed. Lamp pearl 200 also can set up in one side of lamp plate 210 towards heat dissipation channel 101, for example lamp plate 210 can supply light to pierce through, as long as lamp pearl 200's light can shine to lamp pole 100 outside can.

The lamp bead 220 includes one or more of a cold color temperature, a warm color temperature, and RGB. When the lamp beads 220 are cold white lamp beads or warm white lamp beads, the lamp beads 220 may be LEDs (light-emitting diodes), organic light-emitting diodes (oleds), quantum dot LEDs, laser LEDs, or the like. When the lamp bead 220 is an RGB lamp bead, the lamp bead 220 may be a lamp bead packaged together with three colors of R, G, and B, or a relatively complete lamp bead structure formed by densely arranging three independent R chips, G chips, and B chips together. A plurality of lamp pearls 220 that set up on lamp plate 210 can adopt warm white light, cold white light and RGB lamp pearl simultaneously, and the polychrome closes the light, makes the light quality that light stick 10 sent higher.

Radiator unit 300 sets up in heat dissipation channel 101, radiator unit 300 includes conducting strip 310, heating panel 320 and fan 330, and one side of lamp plate 210 lamp pearl 220 dorsad is located in the subsides of conducting strip 310, and conducting strip 310 is used for absorbing the heat that comes from lamp plate 210 and the work of lamp pearl 220 production, and conducting strip 310 can adopt the better sheetmetal of thermal conductivity, for example the sheetmetal can be for taking into account the heat conduction copper sheet of cost.

The heat dissipation plate 320 is disposed on a side of the heat conductive sheet 310 opposite to the lamp panel 210, and the heat dissipation plate 320 is located at an end of the heat conductive sheet 310. The heat dissipation plate 320 has a large area of heat dissipation fins, and the number of the heat dissipation fins may be one or more, and the heat dissipation plate 320 can increase the heat dissipation effect by the heat dissipation fins provided thereon. In an embodiment, the heat dissipation plate 320 includes a bottom plate 321 and heat dissipation fins 322, the bottom plate 321 is attached to a side of the heat conduction plate 310 away from the lamp panel 210, and the bottom plate 321 can be attached to a side of the heat conduction plate 310 away from the lamp panel 210 by a heat conduction glue, which is defined herein as the first heat conduction glue 11 for understanding convenience. The number of the heat dissipation fins 322 is plural, and the heat dissipation fins 322 may be understood as the heat dissipation fins described above, and the plurality of heat dissipation fins 322 are disposed at intervals on a side of the base 321 opposite to the lamp panel 210. In order to enhance the flow of the air flow in the heat dissipation channel 101, the length extension direction of the heat dissipation fins 322 is parallel to the length extension direction of the heat dissipation channel 101, which can be understood as the extension direction of the gap space formed between two adjacent heat dissipation fins 322 is parallel to the length extension direction of the heat dissipation channel 101. It should be understood that the bottom plate 321 of the heat dissipation plate 320 may not be disposed, and in this case, the heat dissipation plate 322 is directly disposed on the heat conduction plate 310, and the heat dissipation plate 322 may be adhered to the heat conduction plate 310 through the first heat conduction glue 11.

Light source 200 during operation, the heat that lamp plate 210 and lamp pearl 220 produced leads to heating panel 320 through conducting strip 310 on for thermal heat radiating area increases greatly, promotes thermal derivation, and in addition, heating panel 320 can also further contact with the inner wall of lamp pole 100 in order to strengthen the radiating effect.

The fan 330 can guide the air flow from the first air opening 102 toward the second air opening 103 through the heat dissipation plate 320. Specifically, after the fan 330 introduces the external air flow into the heat dissipation channel 101 through the first air opening 102, the fan 330 can also guide the air flow to pass through the gap space between two adjacent heat dissipation fins 322, thereby increasing the heat dissipation area of the heat dissipation fins 322 and taking away the heat generated by the lamp panel 210 and the lamp bead 220. The outer side of the fan 330 may be provided with a dust screen, and external dust is blocked from entering the heat dissipation channel 101 by the dust screen.

It should be noted that the lighting bar lamp 10 is provided with a control circuit, a hardware structure of the control circuit may be disposed on the lamp post 100 or the handle 130, and the fan 330 is connected to the control circuit to control the fan 330.

The utility model discloses illumination stick lamp 10, fan 330 can guide the air current to flow towards second wind gap 103 by first wind gap 102 through heating panel 320, and the air current temperature that gets into heating panel 320 by first wind gap 102 this moment is lower, and whole heating panel 320 is passed through all the way to the air current that the temperature is lower to the air current can take away the heat of light source 200 diffusion to heating panel 320. Because the heat conducting plate 310 has a lower temperature at the position adjacent to the heat dissipating plate 320 and a higher temperature at the position where the heat conducting plate 310 is far away from the heat dissipating plate 320, based on the principle of heat conduction, the heat at the position where the heat conducting plate 310 has the higher temperature can be conducted to the heat dissipating plate 320, so that the air flow driven by the fan 330 can discharge the heat out of the heat dissipating passage 101. Therefore, the mutual matching of the components in the heat dissipation assembly 300 can realize the thermal balance of the whole device, so that the temperature distribution of the heat conducting fins 310 and the heat dissipation plate 320 is relatively uniform, the lamp post 100 can be ensured to be provided with the light source 200 with larger power, and the heat generated by the operation of the lighting rod lamp 10 is ensured not to be too high.

Referring to fig. 2, the lighting rod lamp 10 further includes a second heat-conducting glue 12, the heat-conducting plate 310 is adhered to the lamp panel 210 through the second heat-conducting glue 12, and the second heat-conducting glue 12 may be a heat-conducting silicone grease. During specific installation, firstly, heat-conducting silicone grease can be coated on one side of the lamp panel 210, which is opposite to the lamp bead 220, and then the heat-conducting fins 310 are bonded.

Referring to fig. 3 and 4, the blower 330 has an air inlet 331 and an air outlet 332, the air inlet 331 and the air outlet 332 are disposed vertically, the air outlet 332 is parallel to the length direction of the heat dissipation channel 101, and the blower 330 can guide the airflow entering the heat dissipation channel 101 from the first air inlet 102 to be discharged out of the heat dissipation channel 101 through the air inlet 331, the air outlet 332, the gap between two adjacent heat dissipation fins 322, and the second air inlet 103 in sequence. It should be understood that the directional relationship between the inlet 331 and the outlet 332 should be understood in a broad sense, and the directions of the inlet 331 and the outlet 332 are not necessarily perpendicular, but may also be inclined to each other as long as the air flow can be guided.

In an embodiment, the lighting rod lamp 10 further includes a magnetic stripe 400, the magnetic stripe 400 is connected to the lamp post 100, the magnetic stripe 400 can magnetically attract the heat conducting strip 310 to the lamp post 100, the magnetic stripe 400 can directly contact with the heat conducting strip 310 to magnetically attract the heat conducting strip 310 for fixing, the magnetic stripe 400 can also be spaced apart from the heat conducting strip 310, when the magnetic stripe 400 is spaced apart from the heat conducting strip 310, since the heat dissipating plate 320 is fixed to the heat conducting strip 310, the magnetic stripe 400 can magnetically attract the heat conducting strip 310 to magnetically attract the heat dissipating plate 320 to the lamp post 100. Magnetic stripe 400 and heat sink 320 are disposed at an interval without direct contact to avoid affecting heat sink 320 to transfer heat to lamp pole 100, and heat sink 320 may be made of a metal material having a high thermal conductivity to facilitate effective heat dissipation. In addition, in order to facilitate the installation of the magnetic strip 400 and reduce the thickness of the lamp post 100, a groove 104 is formed in the heat dissipation channel 101 of the lamp post 100, and at least part of the structure of the magnetic strip 400 is accommodated in the groove 104.

In an embodiment, the lighting rod lamp 10 further includes a diffuser 500, the diffuser 500 is disposed on a side of the lamp bead 220 opposite to the lamp panel 210, and the diffuser 500 can make the light generated by the lamp bead 220 softer. It should be noted that the diffuser 500 may further have a concave and/or convex on the surface thereof. Wherein, the surface of the diffuser 500 having the concave and/or convex specifically includes the following three conditions: the inner surface of the diffuser 500 is provided with a recess, the inner surface of the diffuser 500 is provided with a protrusion, the inner surface of the diffuser 500 is provided with a recess and a protrusion, the outer surface of the diffuser 500 is provided with a recess, the outer surface of the diffuser 500 is provided with a protrusion, and the outer surface of the diffuser 500 is provided with a recess and a protrusion. By such arrangement, the surface roughness of the diffuser 500 is changed, so that the surface of the diffuser 500 is reflected, refracted, diffracted and diffused for many times, and the light emitted by the lamp bead 220 through the diffuser 500 is more uniform and softer.

While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims

1. An illuminated wand lamp, comprising:

the heat dissipation assembly is arranged in the heat dissipation channel and comprises a heat conducting fin, a heat dissipation plate and a fan, the heat conducting fin is attached to one side, back to the lamp beads, of the lamp panel, the heat dissipation plate is arranged on one side, back to the lamp panel, of the heat conducting fin, and the heat dissipation plate is located at the end portion of the heat conducting fin; the fan can guide the air current to flow from the first air opening to the second air opening through the heat dissipation plate.

2. The light bar lamp of claim 1, wherein the heat sink includes a plurality of spaced fins having a length extending parallel to a length extending of the heat sink channel, the fan being capable of directing an air flow through a gap space between two adjacent fins.

3. The light bar as defined in claim 2, wherein the heat sink comprises a bottom plate attached to a side of the heat-conducting fins facing away from the light panel, and a plurality of the heat-radiating fins are spaced apart from the bottom plate.

4. The lighting bar lamp of claim 3, further comprising a first heat-conducting glue, wherein the bottom plate is adhered to one side of the heat-conducting fin, which faces away from the lamp panel, through the first heat-conducting glue.

5. The light bar lamp of claim 2, wherein the opening direction of the second air opening is parallel to the length direction of the heat dissipation channel and is also perpendicular to the opening direction of the first air opening.

6. The light bar lamp of claim 5, wherein the fan has an air inlet and an air outlet, the air inlet is perpendicular to the air outlet, the air outlet is parallel to the length direction of the heat dissipation channel, and the fan is capable of guiding the airflow entering the heat dissipation channel from the first air inlet to be discharged out of the heat dissipation channel through the air inlet, the air outlet and the second air inlet in sequence.

7. The light wand lamp of claim 1, further comprising a magnetic strip, wherein the magnetic strip is coupled to the light pole, and wherein the magnetic strip magnetically attracts the heat conductive sheet to the light pole.

8. The light bar as defined in claim 7, wherein the magnetic strip and the heat conducting fin are spaced apart, and the magnetic strip magnetically attracts the heat conducting fin to hold the heat dissipating plate against the light pole.

9. The light bar lamp of claim 1, further comprising a second thermally conductive glue, wherein the thermally conductive sheet is adhered to the lamp panel by the second thermally conductive glue.

10. The illumination rod lamp according to any one of claims 1 to 9, wherein the heat conductive sheet is a metal sheet; and/or the lighting bar lamp comprises a soft light cover, and the soft light cover is arranged on one side of the lamp bead, which is back to the lamp panel; and/or a dust screen is arranged on the outer side of the fan; and/or the lighting rod lamp also comprises a handle, and the end part of the handle is connected with the end part of the lamp post; and/or, the lamp post comprises a post body and an upper cover, the first air opening is formed in the post body, the second air opening is formed in the upper cover, and the upper cover is connected with the post body and encloses to form the heat dissipation channel.