CN202769376U - Light emitting diode (LED) lamp - Google Patents
Light emitting diode (LED) lamp Download PDFInfo
- Publication number
- CN202769376U CN202769376U CN2012204485582U CN201220448558U CN202769376U CN 202769376 U CN202769376 U CN 202769376U CN 2012204485582 U CN2012204485582 U CN 2012204485582U CN 201220448558 U CN201220448558 U CN 201220448558U CN 202769376 U CN202769376 U CN 202769376U
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- China
- Prior art keywords
- slide block
- light fixture
- led light
- convex lens
- reflector
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model provides a light emitting diode (LED) lamp which comprises a shell body, a LED lamp bulb which is installed in the inner of the shell body, a reflection cup which is installed on the periphery of the LED lamp bulb in a covering mode, a convex lens which is installed on the top of the LED lamp bulb, is connected with the reflection cup, and protrudes to the direction of being far away from the LED lamp bulb and a slide block which is installed in the shell body in a sleeved mode and can far away from and / or close to the LED lamp bulb along a center line of the shell body. The reflection cup and the convex lens are respectively installed on the slide block, and the shell body is provided with an abdicating groove which is used for the movement of the reflection cup. Due to the fact that the reflection cup and the convex lens are installed on the slide block, the slide block can be far away from and / or close to the LED lamp bulb along the center line of the shell body, and the reflection cup and the convex lens all can be far away from and / or close to the LED lamp bulb along the center line of the shell body, thus the adjustability of the focal length of the LED lamp can be achieved, the demand of different illumination distance can be satisfied, and then the generality of the LED lamp is improved.
Description
Technical field
The utility model relates to LED light fixture manufacturing technology field, more particularly, relates to a kind of LED light fixture.
Background technology
The LED light fixture is as new and effective solid light source, the remarkable advantages such as it has that luminous efficiency is high, long service life, energy-conserving and environment-protective, rich color, controlled, response is quick, microminiaturized, easy of integration, safe and reliable flexibly are the green illumination light sources of tool development prospect of 21 century.The LED lighting source has been widely used in the fields such as Landscape Lighting, street lighting, large screen display, backlight.
The LED light fixture mainly comprises: power circuit, and the aluminium base that is electrically connected with power circuit is arranged at the LED bulb on the aluminium base, is located at the reflector and the convex lens that are positioned at the bulb top of LED of LED bulb periphery, and general convex lens link to each other with reflector.
In actual application, for different scenes, need the irradiation of different distance to satisfy lighting demand.But in the existing LED light fixture, the distance of LED bulb and reflector, and the LED bulb is definite value apart from the distance of convex lens so that the focal length of LED bulb is non-adjustable, can't satisfy for the demand of multiple range blanking, causes the versatility of LED light fixture relatively poor.
In addition, when needing multiple range blanking, need the LED light fixture of multiple irradiation distance, satisfy instructions for use, namely need to use a plurality of LED light fixtures, cause the use cost of LED light fixture higher.
In sum, how making the focal length of LED light fixture adjustable, to improve the versatility of LED light fixture, is present those skilled in the art's problem demanding prompt solution.
The utility model content
The purpose of this utility model provides a kind of LED light fixture, makes its focal length adjustable, to improve the versatility of LED light fixture.
To achieve these goals, the utility model provides following technical scheme:
A kind of LED light fixture comprises: housing; Be arranged at the LED bulb of described enclosure interior; Cover at the reflector of described LED bulb periphery; The convex lens that are positioned at described LED bulb top and link to each other with described reflector, described convex lens protrude to the direction away from described LED bulb; Be sheathed on the inside of described housing, and can along the center line of described housing away from and/or near the slide block of described LED bulb; Wherein, described reflector and described convex lens are arranged at respectively on the described slide block, are provided with the slot to make way that moves for described reflector on the described housing.
Preferably, in the above-mentioned LED light fixture, described slide block ringwise, described housing is tubular; Be provided with the self-locking external screw thread on the outer wall of described slide block, the inwall of the described housing position corresponding with described slide block is provided with the self-locking internal thread that matches with described self-locking external screw thread.
Preferably, in the above-mentioned LED light fixture, be provided with the flange that circumferentially distributes along it on the inwall of described slide block; Described reflector is placed on the described flange.
Preferably, in the above-mentioned LED light fixture, described convex lens are arranged at the top of described reflector.
Preferably, above-mentioned LED light fixture also comprises the pressure ring that is arranged at described convex lens top and described slide block top, and described pressure ring is threaded connection part and links to each other with described slide block.
Preferably, above-mentioned LED light fixture also comprises the first L-type sealing ring and the second L-type sealing ring that match with described pressure ring respectively; Described the first L-type sealing ring is arranged between described convex lens and the described pressure ring and between described slide block and the described pressure ring; Described the second L-type sealing ring is arranged between described slide block and the described pressure ring.
Preferably, in the above-mentioned LED light fixture, described convex lens are arranged at the middle part of described reflector.
Preferably, above-mentioned LED light fixture also comprises with described housing linking to each other, and is arranged at the glass cover on described reflector top; Described glass cover protrudes to the direction away from described LED bulb.
Preferably, in the above-mentioned LED light fixture, described convex lens link to each other with described reflector sealing by pad.
Preferably, in the above-mentioned LED light fixture, be provided with radiating fin on the outer wall of described housing.
In the LED light fixture that the utility model provides, by reflector and convex lens are arranged on the slide block, and slide block can along the center line of housing away from and/or near the LED bulb, be reflector and convex lens all can along the center line of housing away from and/or near the LED bulb, the focal length that then can realize the LED light fixture is adjustable, when slide block along the center line of housing away from the LED bulb, be reflector and convex lens all along the center line of housing away from the LED bulb, the focal length of LED bulb is tuned up, and the focal length that is about to the LED light fixture tunes up; When slide block along the center line of housing near the LED bulb, namely reflector and convex lens all along the center line of housing near the LED bulb, the focal length of LED bulb is turned down, the focal length that is about to the LED light fixture is turned down.To sum up, the LED light fixture that the utility model provides has realized that the focal length of LED light fixture is adjustable, can satisfy the demand of multiple irradiation distance, and then has improved the versatility of LED light fixture.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the LED light fixture that Fig. 1 provides for the utility model embodiment;
Fig. 2 is that the A-A of Fig. 1 is to cutaway view;
The structural representation of the housing of the LED light fixture that Fig. 3 provides for the utility model embodiment;
The part-structure schematic diagram of the LED light fixture that Fig. 4 provides for the utility model embodiment;
Fig. 5 is the enlarged diagram of the B part of Fig. 4;
The part-structure schematic diagram of the another kind of structure of the LED light fixture that Fig. 6 provides for the utility model embodiment;
Fig. 7 is the enlarged diagram of the C part of Fig. 6.
Among upper Fig. 1-Fig. 7:
The specific embodiment
The utility model embodiment provides a kind of LED light fixture, makes its focal length adjustable, and then has improved the versatility of LED light fixture.
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to accompanying drawing 1-7, the structural representation of the LED light fixture that Fig. 1 provides for the utility model embodiment; Fig. 2 is that the A-A of Fig. 1 is to cutaway view; The structural representation of the housing of the LED light fixture that Fig. 3 provides for the utility model embodiment; The part-structure schematic diagram of the LED light fixture that Fig. 4 provides for the utility model embodiment; Fig. 5 is the enlarged diagram of the B part of Fig. 4; The part-structure schematic diagram of the another kind of structure of the LED light fixture that Fig. 6 provides for the utility model embodiment; Fig. 7 is the enlarged diagram of the C part of Fig. 6.
The LED light fixture that the utility model embodiment provides comprises: housing 1; Be arranged at the LED bulb 7 of housing 1 inside; Cover at the reflector 8 of LED bulb 7 peripheries; The convex lens 6 that are positioned at LED bulb 7 tops and link to each other with reflector 8, these convex lens 6 protrude to the direction away from LED bulb 7; Be sheathed on housing 1 inside, and can along the center line of housing 1 away from and/or near the slide block 9 of LED bulb 7; Wherein, reflector 8 and convex lens 6 are arranged at respectively on the slide block 9, are provided with the slot to make way 10 that moves for reflector 8 on the housing 1.
In the LED light fixture that the utility model embodiment provides, by reflector 8 and convex lens 6 are arranged on the slide block 9, and slide block 9 can along the center line of housing 1 away from and/or near LED bulb 7, can change slide block 9 and the relative position of housing 1 on the center line of housing 1, because LED bulb 7 is arranged on the inside of housing 1, can change the distance of slide block 9 and LED bulb 7, again because reflector 8 and convex lens 6 all are arranged on the slide block 9, be that reflector 8 and convex lens 6 move along with the movement of slide block 9, namely realized the change of the distance between reflector 8 and convex lens 6 and the LED bulb 7, be reflector 8 and convex lens 6 all can along the center line of housing 1 away from and/or near LED bulb 7, realized focal length adjustable of LED light fixture, so that the LED light fixture can shine different distances.When slide block 9 along the center line of housing 1 away from LED bulb 7, namely reflector 8 and convex lens 6 all along the center line of housing 1 away from LED bulb 7, the focal length of LED bulb 7 is tuned up, the focal length that is about to the LED light fixture tunes up; When slide block 9 along the center line of housing 1 near LED bulb 7, namely reflector 8 and convex lens 6 all along the center line of housing 1 near LED bulb 7, the focal length of LED bulb 7 is turned down, soon the focal length of LED light fixture is turned down.To sum up, the LED light fixture that the utility model provides has realized that the focal length of LED light fixture is adjustable, can satisfy the demand of multiple irradiation distance, and then has improved the versatility of LED light fixture.
Simultaneously, in the LED light fixture that above-described embodiment provides, when needs change irradiation distance, directly moving slider 9, realize reflector 8 and convex lens 6 apart from the distance of LED bulb 7 by moving slider 9, and then change the focal length of LED light fixture, so that this LED light fixture can satisfy the irradiation demand of this distance, thereby need not to prepare the LED light fixture of a plurality of different irradiation distances, reduced the use cost of LED light fixture.
In the LED light fixture that above-described embodiment provides, when slide block 9 along the center line of housing 1 during near the LED light fixture, not damaged for reflector 8, need to the slot to make way 10 that move for reflector 8 be set at housing 1, as shown in Figure 3, when slide block 9 close LED bulb 7, reflector 8 also can be near LED bulb 7, and enters slot to make way 10, and is concrete, slot to make way 10 is groove ringwise, shown in Fig. 2-3.
In the LED light fixture that above-described embodiment provides, housing 1 is connected on the base 3 by support 2, the power supply operated by rotary motion is in base 3, power supply links to each other with LED bulb 7 by wire 5, damaged for fear of wire 5, generally in the joint of wire 5 water joint 4 is set, thereby guarantees the normal operation of LED light fixture, as depicted in figs. 1 and 2.
In the LED light fixture that above-described embodiment provides, realize slide block 9 along the center line of housing 1 away from and/or near LED bulb 7, have multiple implementation.Preferably, slide block 9 ringwise, housing 1 is tubular; Be provided with the self-locking external screw thread on the outer wall of slide block 9, the inwall of housing 1 and slide block 9 corresponding positions are provided with the self-locking internal thread that matches with the self-locking external screw thread, as shown in Figure 3.When needing to regulate the focal length of LED light fixture, directly rotary slider 9, because housing 1 links to each other with base 3 by support 2, be that housing 1 is fixed, rotation along with slip 9, can change slide block 9 and the relative position of housing 1 on the center line of housing 1, because LED bulb 7 is arranged on the inside of housing 1, can change the distance of slide block 9 and LED bulb 7, because reflector 8 and convex lens 6 all are arranged on the slide block 9, namely reflector 8 and convex lens 6 move along with the movement of slide block 9, have namely realized the change of the distance between reflector 8 and convex lens 6 and the LED bulb 7 again, can realize focal length adjustable of LED light fixture, so that the LED light fixture can shine different distances.
Certainly, also can adopt other mode realize slide block 9 along the center line of housing 1 away from and/or near LED bulb 7.Concrete, be provided with the slide opening that distributes along its center line on the housing 1; Slide block 9 is threaded connection part with housing 1 and links to each other, and threaded connector is positioned at slide opening.When needs changed irradiation distance, then the dismounting threaded connector along the center line moving slider 9 of housing 1, when moving to the appropriate location, was threaded connection part connection sliding block 9 and housing 1 again, and threaded connector is positioned at slide opening.
Preferably, in the LED light fixture that above-described embodiment provides, be provided with the flange that circumferentially distributes along it on the inwall of slide block 9; Reflector 8 is placed on the flange, shown in Fig. 4-7.Reflector 8 can be bonded on the flange, also can realize by other means connecting.Convex lens 6 can be arranged on the top of reflector 8, also can be arranged on the middle part (middle part refers to along the middle part of the length direction of reflector 8) of reflector 8 herein, and the utility model embodiment does not do concrete restriction to this.
When convex lens 6 are arranged on the top of reflector 8, in order to realize being connected of convex lens 6 and reflector 8 and housing 1, the LED light fixture that above-described embodiment provides also comprises the pressure ring 11 that is arranged at convex lens 6 tops and slide block 9 tops, this pressure ring 11 is threaded connection part 12 and links to each other with slide block 9, as shown in Figure 4 and Figure 5.Because pressure ring 11 is positioned at the top of convex lens 6 and the top of slide block 9, convex lens 6 are positioned at the top of reflector 8, and reflector 8 is taken and is put on flange, when threaded connector 12 connect pressure ring 11 and slide block 9 linked together after, also pressure ring 11, slide block 9, convex lens 6 and reflector 8 are linked together.Threaded connector 12 is specially screw and nut.
In the LED light fixture that above-described embodiment provides, preferentially select flange to be lower than the top of slide block 9, because need to reserve the placement space of reflector 8 and convex lens 6.Certainly, flange also can be higher than the top of slide block 9 or contour with the top of slide block 9, and pressure ring 11 can be matched with the top of convex lens 6 and slide block 9.The utility model embodiment does not do concrete restriction to this.
For the ease of realizing the fixing of convex lens 6, avoid when threaded connector 12 is installed, convex lens 6 being caused damage, and reduce the impurity such as dust and enter in the reflector 8, need to realize that pressure ring 11 links to each other with the sealing of slide block 9 and convex lens 6, generally sealing ring is arranged between pressure ring 11 and the slide block 9 and between pressure ring 11 and the convex lens 6.
Preferably, in the LED light fixture that above-described embodiment provides, flange is lower than the top of slide block 9, after putting into reflector 8 and convex lens 6, convex lens 6 are contour with the top of slide block 9, and can select the conventional seals circle to be placed on the top of convex lens 6 and the top of slide block 9 this moment, then pressure ring 11 is placed on the sealing ring, insertion threaded connector 12 is also tightened, and can realize the fixing of convex lens 6, and the connection between pressure ring 11, slide block 9, convex lens 6 and the reflector 8.Certainly, be provided with the through hole that inserts for threaded connector 12 on the sealing ring.
In order further to optimize technique scheme, in the LED light fixture that above-described embodiment provides, flange is lower than the top of slide block 9, after putting into reflector 8 and convex lens 6, the top of convex lens 6 is lower than the top of slide block 9, need to select this moment the L-type sealing ring realize pressure ring 11 and slide block 9 and with being connected and sealing of convex lens 6.Concrete, the LED light fixture that above-described embodiment provides also comprises the first L-type sealing ring 13 and the second L-type sealing ring 14 that match with pressure ring 11 respectively; The first L-type sealing ring 13 is arranged between convex lens 6 and the pressure ring 11 and between slide block 9 and the pressure ring 11; The 2nd L sealing ring is arranged between slide block 9 and the pressure ring 11, as shown in Figure 5.
In the LED light fixture that above-described embodiment provides, when convex lens 6 were arranged on the middle part of reflector 8, as shown in Figure 6, convex lens 6 can link to each other by bonding with being connected of reflector 8; Also can realize by overlap joint, for example be arranged at flange at reflector 8 inwalls, put on flange so that convex lens 6 are taken.Above-mentioned dual mode can be combined with.Certainly, can realize in other way being connected of convex lens 6 and reflector 8, such as by clamping etc., the utility model embodiment does not do concrete restriction to this yet.
In order further to optimize technique scheme, the LED light fixture that above-described embodiment provides also comprises with slide block 9 linking to each other, and is arranged at the glass cover 16 on reflector 8 tops; This glass cover 16 protrudes to the direction away from LED bulb 7, as shown in Figure 6 and Figure 7.The setting of glass cover 16 can prevent that the impurity such as dust from falling in the reflector 8 and drop on the LED bulb 7, avoids illumination and the service life thereof of the impurity effect LED bulbs 7 such as dust.Glass cover 16 can be positioned at reflector 8 top with reference to convex lens in above-described embodiment 6 with being connected of slide block 9 time connected mode, the utility model embodiment does not do concrete restriction to this.
For the further LED light fixture that guarantees is worked reliably, in the LED light fixture that above-described embodiment provides, convex lens 6 link to each other with reflector 8 sealings by pad 15, shown in Fig. 4-5.Like this, can further reduce the impurity such as dust and enter in the reflector 8, avoid the normal use of the impurity effect LED light fixtures such as dust.
In order to guarantee that the LED light fixture works reliably, in the LED light fixture that above-described embodiment provides, be provided with radiating fin on the outer wall of housing 1, housing 1 is the radiator of LED light fixture.Certainly, can radiating fin be set in housing 1 other positions yet, radiator perhaps is set separately, the utility model embodiment does not do concrete restriction to this.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, in other embodiments realization.Therefore, the utility model will can not be restricted to these embodiment as herein described, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. LED light fixture, comprise: housing, be arranged at the LED bulb of described enclosure interior, cover at the reflector of described LED bulb periphery, the convex lens that are positioned at described LED bulb top and link to each other with described reflector, described convex lens protrude to the direction away from described LED bulb; It is characterized in that, also comprise:
Be sheathed on the inside of described housing, and can along the center line of described housing away from and/or near the slide block of described LED bulb; Wherein,
Described reflector and described convex lens are arranged at respectively on the described slide block, are provided with the slot to make way that moves for described reflector on the described housing.
2. LED light fixture according to claim 1 is characterized in that, described slide block ringwise, described housing is tubular; Be provided with the self-locking external screw thread on the outer wall of described slide block, the inwall of the described housing position corresponding with described slide block is provided with the self-locking internal thread that matches with described self-locking external screw thread.
3. LED light fixture according to claim 1 is characterized in that, is provided with the flange that circumferentially distributes along it on the inwall of described slide block; Described reflector is placed on the described flange.
4. LED light fixture according to claim 3 is characterized in that, described convex lens are arranged at the top of described reflector.
5. LED light fixture according to claim 4 is characterized in that, also comprises the pressure ring that is arranged at described convex lens top and described slide block top, and described pressure ring is threaded connection part and links to each other with described slide block.
6. LED light fixture according to claim 5 is characterized in that, also comprises the first L-type sealing ring and the second L-type sealing ring that match with described pressure ring respectively; Described the first L-type sealing ring is arranged between described convex lens and the described pressure ring and between described slide block and the described pressure ring; Described the second L-type sealing ring is arranged between described slide block and the described pressure ring.
7. LED light fixture according to claim 3 is characterized in that, described convex lens are arranged at the middle part of described reflector.
8. LED light fixture according to claim 7 is characterized in that, also comprises with described housing linking to each other, and is arranged at the glass cover on described reflector top; Described glass cover protrudes to the direction away from described LED bulb.
9. the described LED light fixture of any one is characterized in that according to claim 1-8, and described convex lens link to each other with described reflector sealing by pad.
10. LED light fixture according to claim 1 is characterized in that, is provided with radiating fin on the outer wall of described housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204485582U CN202769376U (en) | 2012-09-04 | 2012-09-04 | Light emitting diode (LED) lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204485582U CN202769376U (en) | 2012-09-04 | 2012-09-04 | Light emitting diode (LED) lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202769376U true CN202769376U (en) | 2013-03-06 |
Family
ID=47775945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204485582U Expired - Fee Related CN202769376U (en) | 2012-09-04 | 2012-09-04 | Light emitting diode (LED) lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202769376U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113566153A (en) * | 2021-09-26 | 2021-10-29 | 南通中铁华宇电气有限公司 | Light-gathering adjustable vision protection illuminating lamp without harm of blue light and glare |
| CN115264422A (en) * | 2022-07-19 | 2022-11-01 | 广州市新航科技有限公司 | Navigation aid lamp with multiple groups of switchable light sources |
-
2012
- 2012-09-04 CN CN2012204485582U patent/CN202769376U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113566153A (en) * | 2021-09-26 | 2021-10-29 | 南通中铁华宇电气有限公司 | Light-gathering adjustable vision protection illuminating lamp without harm of blue light and glare |
| CN113566153B (en) * | 2021-09-26 | 2021-11-26 | 南通中铁华宇电气有限公司 | Light-gathering adjustable vision protection illuminating lamp without harm of blue light and glare |
| CN115264422A (en) * | 2022-07-19 | 2022-11-01 | 广州市新航科技有限公司 | Navigation aid lamp with multiple groups of switchable light sources |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20180904 |