CN204005467U - A kind of desk-top LED floodlight - Google Patents
A kind of desk-top LED floodlight Download PDFInfo
- Publication number
- CN204005467U CN204005467U CN201420316491.6U CN201420316491U CN204005467U CN 204005467 U CN204005467 U CN 204005467U CN 201420316491 U CN201420316491 U CN 201420316491U CN 204005467 U CN204005467 U CN 204005467U
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- Prior art keywords
- desk
- rotating shaft
- led floodlight
- lamp housing
- base
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a kind of desk-top LED floodlight, comprising: base, described base comprises: bottom and top, described bottom and top are rotatably connected; With the lamp housing that described top is rotatably connected, in described lamp housing, be provided with LED lamp plate; Wherein, the rotating shaft between described top and described bottom is perpendicular to the lower surface of described base, and this rotating shaft is for regulating the azimuth of emergent light; Shaft parallel between described top and described lamp housing is in the lower surface of described base, for regulating the elevation angle of emergent light.Visible, described desk-top LED floodlight is provided with for regulating azimuthal rotating shaft between the top and bottom of described base, between described lamp housing and described top, be provided with for regulating the rotating shaft at the elevation angle, by above-mentioned two rotating shafts, both can regulate the elevation angle of emergent light, can regulate the azimuth of emergent light again, therefore, the exit direction that desk-top LED floodlight can comprehensive adjusting emergent light described in the technical program.
Description
Technical field
The utility model relates to lighting device technical field, more particularly, relates to a kind of desk-top LED floodlight.
Background technology
Floodlight also claims spotlight, projecting lamp, shot-light etc., is mainly used to do the use of building decoration illumination, and commercial space illumination use, ornamental composition is heavier, and its external form has the round also side of having.LED floodlight is current common a kind of floodlight, because it generally all must consider the reason of heat radiation, so its profile and traditional Projecting Lamp still have some differences.
LED floodlight is by the control of built-in control chip, in mini engineering application scenario, can use without controller, can realize the dynamic effects such as gradual change, saltus step, color flicker, random flicker, gradual change alternative, also can, by the control of DMX, realize and chase, scan texts.Its application places comprises: in the illumination of single building and groups of building exterior wall, building, the light public place of entertainment atmosphere such as specialized facilities illumination, bar, dance hall such as illumination, indoor local lighting, Afforestation Landscape illumination, billboard lighting, medical treatment be cultural of passing through inside are thrown light on etc.
Desk-top LED floodlight is a kind of common LED floodlight, and desk-top LED floodlight can be directly placed on the plane parallel with horizontal plane or be had in the plane of setting angle and use with horizontal plane by self base, without special fixed support, fixes.With reference to figure 1, Fig. 1 is a kind of desk-top LED floodlight common in prior art, comprising: base B and the lamp housing A being connected with base B.Wherein, in lamp housing A, be provided with the LED lamp plate that comprises LED luminescent device.
As shown in Figure 1, existing desk-top LED floodlight can only regulate the elevation angle of emergent light, can not regulate azimuth, while regulating the azimuth of emergent light as need, need to move whole lamp body.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of desk-top LED floodlight, and described desk-top LED floodlight both can regulate the elevation angle of emergent light, can regulate again the azimuth of emergent light.
For achieving the above object, the utility model provides following technical scheme:
A desk-top LED floodlight, this desk-top LED floodlight comprises:
Base, described base comprises: bottom and top, described bottom and top are rotatably connected;
With the lamp housing that described top is rotatably connected, in described lamp housing, be provided with LED lamp plate
Wherein, the rotating shaft between described top and described bottom is perpendicular to the lower surface of described base, and this rotating shaft is for regulating the azimuth of emergent light; Shaft parallel between described top and described lamp housing is in the lower surface of described base, for regulating the elevation angle of emergent light.
Preferably, in above-mentioned desk-top LED floodlight, also comprise:
Be arranged on the assistant rotating device between described top and described bottom, described assistant rotating device is for reducing the frictional force between described top and bottom.
Preferably, in above-mentioned desk-top LED floodlight, described assistant rotating device comprises:
Be arranged on described upper base surface, surround the first groove of rotating shaft between described bottom and described bottom;
The second groove that is arranged on described top lower surface, is oppositely arranged with described the first groove, described the second groove and described the first groove form the round ring guide of rotating shaft between the described bottom of encirclement and described bottom;
Be arranged on the ball in described round ring guide.
Preferably, in above-mentioned desk-top LED floodlight, also comprise:
Rotating shaft between described top and described bottom is carried out to the first locking device of locking position, when described the first locking device is in the lock state, described top and described bottom can not relatively rotate, described the first locking device is when released state, and described top and described bottom can relatively rotate.
Preferably, in above-mentioned desk-top LED floodlight, also comprise:
Rotating shaft between described top and described lamp housing is carried out to the second locking device of locking position, when described the second locking device is in the lock state, described top and described lamp housing can not relatively rotate, described the second locking device is when released state, and described top and described lamp housing can relatively rotate.
Preferably, in above-mentioned desk-top LED floodlight, described light-emitting window is provided with toughened glass lampshade.
Preferably, in above-mentioned desk-top LED floodlight, described base lower surface is provided with a plurality of feets.
From technique scheme, can find out, desk-top LED floodlight provided by the utility model comprises: base, and described base comprises: bottom and top, described bottom and top are rotatably connected; With the lamp housing that described top is rotatably connected, in described lamp housing, be provided with LED lamp plate; Wherein, the rotating shaft between described top and described bottom is perpendicular to the lower surface of described base, and this rotating shaft is for regulating the azimuth of emergent light; Shaft parallel between described top and described lamp housing is in the lower surface of described base, for regulating the elevation angle of emergent light.Visible, described desk-top LED floodlight is provided with for regulating azimuthal rotating shaft between the top and bottom of described base, between described lamp housing and described top, be provided with for regulating the rotating shaft at the elevation angle, by above-mentioned two rotating shafts, both can regulate the elevation angle of emergent light, can regulate the azimuth of emergent light again, therefore, the exit direction that desk-top LED floodlight can comprehensive adjusting emergent light described in the technical program.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of desk-top LED floodlight common in this prior art;
The structural representation of a kind of desk-top LED floodlight that Fig. 2 provides for the utility model embodiment;
The structural representation of the assistant rotating device of a kind of desk-top LED floodlight that Fig. 3 provides for the utility model embodiment.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
With reference to figure 1, Fig. 1 is for applying for the structural representation of a kind of desk-top LED floodlight that embodiment provides, and this desk-top LED floodlight comprises: base 1 and lamp housing 2.Wherein, in described lamp housing 1, be provided with LED lamp plate 3, described LED lamp plate 3 comprises: control circuit board 3B; Be arranged on described control circuit board 3B towards a plurality of LED luminescent device 3A of light-emitting window one side surface of described lamp housing 1.
Described base 1 comprises: bottom 1A and top 1B.Described bottom 1A and top 1B are by rotating shaft 4, and described rotating shaft 4 is perpendicular to the lower surface of described bottom 1A, by the azimuth of described rotating shaft 4 adjustable emergent lights.In the present embodiment, the upper end of described rotating shaft 24 is fixed in the groove of top 1B, and lower end is arranged in the groove of described bottom 1A, and lower end is rotatable with respect to the groove of bottom 1A.
For bottom 1A and top 1B are carried out to position restriction, described desk-top LED floodlight also comprises: countershaft 24 carries out first locking device 5 on many tops, position.Described the first locking device 5 is when locking lock-bit, and described top 1B and described bottom 1A can not relatively rotate, and when described the first locking device 5 is in the unlocked position, described top 1B and described bottom 1A can relatively rotate.In the present embodiment, described the first locking device 5 is holding screw, when described holding screw gos deep into the described rotating shaft 4 of the inner extruding of described bottom 1A, in latched position, when described holding screw is separated with described rotating shaft 4, is in the unlocked position.
Described lamp housing 2 is rotatably connected with described top 1B by rotating shaft 6, and described rotating shaft 6 is parallel to the lower surface of described bottom 1A, by the elevation angle of described rotating shaft 6 adjustable emergent lights.For lamp housing 2 and top 1B are carried out to position restriction, described desk-top LED floodlight also comprises: the second locking device 7, the second locking devices 7 are when latched position, and lamp housing 2 can not relatively rotate with top 1B, during the second locking device 7 unlocked position, lamp housing 2 can relatively rotate with top 1B.In the present embodiment, the second locking device 7 is holding screw, while pushing rotating shaft 6 in this holding screw is injected top 1B, in latched position, when this holding screw is separated with rotating shaft 6, is in the unlocked position.
Described desk-top LED floodlight also comprises: radiator 8 and heat-conducting plate 9, described heat-conducting plate 9 is arranged on the surface that described control circuit board 3B deviates from light-emitting window one side of described lamp housing 2, and described radiator is connected with described heat-conducting plate 9 by being arranged on the through hole at lamp housing 2 back sides.
Described heat-conducting plate 9 can be copper coin or thermal conductive ceramic plate, the thickness of described heat-conducting plate 9 is less than or equal to 4mm, so that heat can pass out described control circuit board 3B faster, avoid the heat long period to gather on control circuit board 3B, affect the performance of LED luminescent device 3A.
In the present embodiment, described radiator 8 comprises: a plurality of fin that be arranged in parallel, described fin is perpendicular to described heat-conducting plate.The circulation of air is convenient at interval between fin, accelerates scattering and disappearing of fin surface heat.
In order further to accelerate scattering and disappearing of fin surface heat, on described fin, be provided with a plurality of air vents 10.Vent locations on each fin is set identical, and the corresponding air vent of all fin is positioned at same straight line, can make the circulation of air of radiator being parallel in control circuit board 3B direction, further increases heat loss.
For the LED luminescent device 3A in lamp housing protects, can toughened glass lampshade 11 be set at described light-emitting window.In order to improve the exitance of light, at the inner surface of described lamp housing sidewall, be also provided with expelling plate 12.
Stability while placing in order to increase lamp body, a plurality of feets can be set in the bottom surface of described base 11, as can as described in bottom surface three feets are set, according to 3, become face principle, by described three feets, support whole lamp body, with respect to plane-plane contact, the planarization of the plane that lamp body is placed requires lower like this, and the placement of lamp body is more stable.
Because described bottom 1A and top 1B are plane-plane contact, between the two, frictional force is larger, for the ease of relatively rotating of the two, by the assistant rotating device 13 being arranged between bottom 1A and top 1B, reduces the frictional force between the two.
With reference to figure 3, Fig. 3 is the top view of bottom 1A upper surface, and described assistant rotating device 13 comprises: be arranged on bottom 1A upper surface, surround the first groove 13A of rotating shaft 4; The second groove that is arranged on top 1B lower surface, is oppositely arranged with described the first groove 13A, the second groove and described the first groove 13A form the round ring guide of the described rotating shaft 4 of encirclement; Be arranged on the ball 13B in described round ring guide.By described assistant rotating device 13, can effectively reduce the frictional force between bottom 1A and top 1B, be convenient to rotate adjusting.
Known by foregoing description, described desk-top LED floodlight is provided with for regulating azimuthal rotating shaft between the top and bottom of described base, between described lamp housing and described top, be provided with for regulating the rotating shaft at the elevation angle, by above-mentioned two rotating shafts, both can regulate the elevation angle of emergent light, can regulate the azimuth of emergent light again, therefore, the exit direction that desk-top LED floodlight can comprehensive adjusting emergent light described in the technical program.
It should be noted that, in this article, relational terms such as the first and second grades is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply and between these entities or operation, have the relation of any this reality or sequentially.The verb of mentioning in application documents " comprises ", those elements or the element step or the existence of step of recording in application documents do not got rid of in " comprising " and paradigmatic use thereof.Article before element " one " or " one " do not get rid of the existence of a plurality of this elements.
Although described spirit of the present utility model and principle with reference to some specific embodiment, but should be appreciated that, the utility model is not limited to the disclosed specific embodiment, the division of each side is not meant that to the feature in these aspects can not combine to be benefited yet, and this division is only the convenience in order to explain.The utility model is intended to contain interior included various modifications and the equivalent arrangements of spirit and scope of claims.The scope of claims meets the most wide in range explanation, thereby comprises all such modifications and equivalent structure and function.
Claims (7)
1. a desk-top LED floodlight, is characterized in that, comprising:
Base, described base comprises: bottom and top, described bottom and top are rotatably connected;
With the lamp housing that described top is rotatably connected, in described lamp housing, be provided with LED lamp plate;
Wherein, the rotating shaft between described top and described bottom is perpendicular to the lower surface of described base, and this rotating shaft is for regulating the azimuth of emergent light; Shaft parallel between described top and described lamp housing is in the lower surface of described base, for regulating the elevation angle of emergent light.
2. desk-top LED floodlight according to claim 1, is characterized in that, also comprises:
Be arranged on the assistant rotating device between described top and described bottom, described assistant rotating device is for reducing the frictional force between described top and bottom.
3. desk-top LED floodlight according to claim 2, is characterized in that, described assistant rotating device comprises:
Be arranged on described upper base surface, surround the first groove of rotating shaft between described bottom and described bottom;
The second groove that is arranged on described top lower surface, is oppositely arranged with described the first groove, described the second groove and described the first groove form the round ring guide of rotating shaft between the described bottom of encirclement and described bottom;
Be arranged on the ball in described round ring guide.
4. desk-top LED floodlight according to claim 1, is characterized in that, also comprises:
Rotating shaft between described top and described bottom is carried out to the first locking device of locking position, when described the first locking device is in the lock state, described top and described bottom can not relatively rotate, described the first locking device is when released state, and described top and described bottom can relatively rotate.
5. desk-top LED floodlight according to claim 1, is characterized in that, also comprises:
Rotating shaft between described top and described lamp housing is carried out to the second locking device of locking position, when described the second locking device is in the lock state, described top and described lamp housing can not relatively rotate, described the second locking device is when released state, and described top and described lamp housing can relatively rotate.
6. according to the desk-top LED floodlight described in claim 1-5 any one, it is characterized in that, described light-emitting window is provided with toughened glass lampshade.
7. according to the desk-top LED floodlight described in claim 1-5 any one, it is characterized in that, described base lower surface is provided with a plurality of feets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420316491.6U CN204005467U (en) | 2014-06-13 | 2014-06-13 | A kind of desk-top LED floodlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420316491.6U CN204005467U (en) | 2014-06-13 | 2014-06-13 | A kind of desk-top LED floodlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204005467U true CN204005467U (en) | 2014-12-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420316491.6U Expired - Fee Related CN204005467U (en) | 2014-06-13 | 2014-06-13 | A kind of desk-top LED floodlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204005467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105953183A (en) * | 2016-06-08 | 2016-09-21 | 成都聚智工业设计有限公司 | LED anti-collision lamp shell |
-
2014
- 2014-06-13 CN CN201420316491.6U patent/CN204005467U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105953183A (en) * | 2016-06-08 | 2016-09-21 | 成都聚智工业设计有限公司 | LED anti-collision lamp shell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20160613 |
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| CF01 | Termination of patent right due to non-payment of annual fee |