CN103123098A - Lamp rotation device and lamp using the same - Google Patents
Lamp rotation device and lamp using the same Download PDFInfo
- Publication number
- CN103123098A CN103123098A CN2011103714974A CN201110371497A CN103123098A CN 103123098 A CN103123098 A CN 103123098A CN 2011103714974 A CN2011103714974 A CN 2011103714974A CN 201110371497 A CN201110371497 A CN 201110371497A CN 103123098 A CN103123098 A CN 103123098A
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- support
- rotating device
- limited post
- turning cylinder
- lamp
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
A lamp rotation device comprises a support, a motor base, a motor, a rotation shaft, a worm, a worm wheel and a limiting part, wherein the support is provided with a first limited post, the motor base is provided with a containing cavity and a through hole communicated with the holding cavity, the through hole extends along a direction which is perpendicular to the opening direction of the holding cavity, the motor seat is provided with a second limited post, the motor is fixed on the motor seat, an actuating shaft of the motor is arranged in the through hole in a containing mode, the rotation shaft is contained in the containing cavity, one end of the rotation shaft is connected with support to drive the support to rotate, the worm is contained in the through hole and fixedly connected with the actuating shaft of the motor, the worm wheel is fixedly arranged in the rotation shaft in a sleeved mode, and the limiting part is provided with a blocking part, rotatably arranged on the rotation shaft in a sleeved mode and located between the support and the motor base. When the support rotates, the first limited post is connected with the blocking part of the limiting part in an abutting mode to drive the limiting part to rotate together, and when the support rotates to the time when the blocking part is connected with the second limited post in an abutting mode, the limiting part limits the support to rotate continuously. The lamp rotation device adopts a mechanical control mode that the two limited posts are adopted to carry out dislocation and the limiting part is adopted to carry out limitation, and large angle limitation is achieved.
Description
[technical field]
The present invention relates to lighting technical field, particularly relate to a kind of lamp rotating device and use the light fixture of this lamp rotating device.
[background technology]
At present, the light fixture on market is generally the fixed installation mode, and it is installed the back lighting direction and generally immobilizes.But some special occasion but needs to change continually illumination direction by motor.In order to prevent that light fixture from rotating the variety of issue that brings, and also needs tumbler to have limit function.
[summary of the invention]
Based on this, be necessary to provide a kind of lamp rotating device with limit function.
A kind of lamp rotating device comprises:
Support is provided with the first limited post;
Motor cabinet offers host cavity and towards the through hole that extends and be communicated with described host cavity with the vertical direction of the opening direction of described host cavity, described motor cabinet is provided with the second limited post;
Motor is fixed on described motor cabinet, and the driving shaft of described motor is contained in described through hole;
Turning cylinder is contained in described host cavity rotationally, and an end of described turning cylinder is connected with described support and drives described support and rotate;
Worm screw is contained in described through hole and is fixedly connected with the driving shaft of described motor;
Turbine is sheathed in the middle part of described turning cylinder regularly; And
Locating part is sheathed on described turning cylinder and rotationally between described support and described motor cabinet, but described locating part is provided with the stop part with described the first limited post and the second limited post butt.
Preferably, described locating part comprises circumferential body and the fan-shaped stop part that is connected with described circumferential body.
Preferably, the periphery of an end opening of described host cavity is provided with annular protrusion, and described circumferential body is sheathed on described annular protrusion.
Preferably, also comprise the gasket ring that is arranged between described locating part and described support, described gasket ring is sheathed on described turning cylinder.
Preferably, offer splined hole on described support, the end that described turning cylinder is connected with described support is provided with spline, and described spline matches and described support is connected with described turning cylinder with described splined hole.
Preferably, an end of described turning cylinder is fixed on described support.
Preferably, described lamp rotating device also comprises base, and the middle part of described base offers circular groove, and the other end of described turning cylinder is contained in described circular groove.
Preferably, described base comprises columniform installation portion and the round boss that is arranged on described installation portion, described circular groove is opened in the middle part of described round boss, described round boss offers the fixing hole that is positioned at described circular groove periphery, and described fixing hole coordinates the bottom of described base being fixed in described motor cabinet with threaded fastener.
Preferably, described installation portion offers installing hole, and described installing hole is used for described lamp rotating device is mounted to external equipment.
A kind of light fixture comprises:
Above-mentioned lamp rotating device;
Lamp head shell is arranged on described support;
Light source is arranged at described lamp head shell inner.
Above-mentioned lamp rotating device is provided with the first limited post on support, the second limited post is set on motor cabinet, locating part with stop part is set between support and turning cylinder simultaneously, make support clockwise or when being rotated counterclockwise, the first limited post drives with the stop part butt of locating part and rotates together with locating part, when locating part turned to its stop part and the second limited post butt, the locating part limit bracket was rotated further.This lamp rotating device adopts two limited post dislocation to carry out spacing mechanical control method by locating part again and realizes that wide-angle is spacing, can avoid the unlimited problem of bringing of rotating.
[description of drawings]
Fig. 1 is the structural representation of the light fixture of an embodiment;
Fig. 2 is the decomposing schematic representation of light fixture shown in Figure 1;
Fig. 3 is support shown in Figure 2 and the partial enlarged drawing of lamp head shell;
Fig. 4 A is motor shown in Figure 2 and the partial enlarged drawing of motor cabinet;
Fig. 4 B is the partial enlarged drawing of another angle of motor shown in Figure 2 and motor;
Fig. 5 is the partial enlarged drawing of turning cylinder shown in Figure 2;
Fig. 6 is the partial enlarged drawing of locating part shown in Figure 2;
Fig. 7 is the partial enlarged drawing of base shown in Figure 2.
[specific embodiment]
Below by the specific embodiment, above-mentioned lamp rotating device is further set forth.
See also Fig. 1, the light fixture 100 of an embodiment comprises lamp rotating device 10, lamp head shell 20 and lighting source (not shown).
See also Fig. 2, lamp rotating device 10 comprises support 11, motor cabinet 12, motor 13, worm screw 14, turning cylinder 15, turbine 16, locating part 17, base 18.
Please consult simultaneously Fig. 3, support 11 is roughly U-shaped, for the two ends by a horizontal support bar 111 connect respectively the structure that upright support bar 112 forms.The free end of two upright support bars 112 is connected with lamp head shell 20 by screw respectively to support lamp head shell 20 and drive lamp head shell 20 and rotates.The middle part of horizontal support bar 111 offers splined hole 1112.Offer the through hole 1114 that is positioned at described splined hole 1,112 one sides on horizontal support bar 111, through hole 1114 is provided with the first limited post 113.The first limited post 113 wears horizontal support bar 111.In present embodiment, the first limited post 113 is bolt.
Please consult simultaneously Fig. 2 and Fig. 4, motor cabinet 12 offers host cavity 121 and towards the through hole (not shown) of extending and being communicated with host cavity 121 with the vertical direction of the opening direction of host cavity 121.The periphery of host cavity 121 1 end openings is provided with annular protrusion 122.Motor cabinet 12 also offers holddown groove 123, is provided with the second limited post 124 on holddown groove 123.Motor cabinet 12 bottoms also offer screwed hole 125, and screwed hole 125 is used for and threaded fastener coordinates with fixed electrical machinery seat 12 and base 18.
In present embodiment, the second limited post 124 is also bolt.In this case, the first limited post 113 is greater than or less than the second limited post 124 to the distance of splined hole 1112 to the distance of splined hole 1112, when making the first limited post 113 rotate with support 11, passes from the outside or the inboard of the second limited post 124.
In other embodiments, the second limited post 124 also can be the U-shaped structure, and this moment, the first limited post 113 can pass from the middle part of the second limited post 124 when rotating along with support 11.
Turning cylinder 15 is contained in host cavity 121 rotationally, and an end of turning cylinder is connected with support 11 and drives support and rotate.Be appreciated that an end socket upper bearing (metal) of turning cylinder 15 is to be fixed in rotating shaft 15 in host cavity 121.
See also Fig. 5, in the present embodiment, an end of turning cylinder 15 is provided with spline 151.Spline 151 coordinates and connection bracket 11 and turning cylinder 15 with the splined hole 1112 of support 11.In another embodiment, an end of turning cylinder 15 can be fixed on support 11, this connected mode also can make support 11 rotate with the rotation of turning cylinder 15.
Please again consult Fig. 5, turbine 16 is sheathed on the middle part of turning cylinder 15 regularly, and be in the host cavity 121 of motor cabinet 12 and with worm screw 14 engagements, make turning cylinder 15 rotate under the driving of worm screw 14.
Locating part 17 is sheathed on turning cylinder 15 and rotationally between support 11 and motor cabinet 12.See also Fig. 6, locating part 17 comprises circumferential body 172 and the fan-shaped stop part 174 that is connected with annular 172 main bodys.Circumferential body 172 is sheathed on turning cylinder 15 by the manhole 1722 at its middle part.The external diameter of the internal diameter of manhole 1722 and annular protrusion 122 is complementary and makes locating part 17 be sheathed on simultaneously the outside of annular protrusion 122, and can be along the central rotation of manhole 1722.
Be appreciated that in other embodiments, gasket ring 19 can omit.But gasket ring 19 is set the service life that can improve lamp rotating device 10.
When support 11 rotation, the first limited post 113 on support 11 is rotation thereupon also, after support 11 rotates to certain angle, because the first limited post 113 wears horizontal support bar 111, make the bottom of the first limited post 113 rotate together with the fan-shaped stop part 174 of locating part 17 contacts and drive locating part 17, when the fan-shaped stop part 174 of locating part 17 ran into the second limited post 124, the second limited post 124 limit bracket 11 were rotated further, thereby reached the effect of light fixture 100 rotary stoppers.
When support 11 during to another direction rotation, the first limited post 113 on support 11 is rotation thereupon also, after support 11 rotates to certain angle, when the second limited post 124 is bolt, cause the first limited post 113 is greater than or less than the second limited post 124 to the distance of splined hole 1112 to the distance of splined hole 1112, make the bottom of the first limited post 113 can not contact with the second limited post 124, but the first limited post 113 passes through from the outside or the inboard of the second limited post 124, and contact with the fan-shaped stop part 174 of locating part 17, rotate together thereby drive locating part 17.When the second limited post 124 was the U-shaped structure, the first limited post 113 passed from the middle part of the second limited post 124 and drives locating part 17 and rotate.When the fan-shaped stop part 174 of locating part 17 ran into the second limited post 124 on motor cabinet 12, the second limited post 124 limit bracket 11 were rotated further, thereby reach the effect of light fixture 100 rotary stoppers.
When needs are adjusted the anglec of rotation of light fixture 100, by changing the angle of fan-shaped stop part 174, the anglec of rotation of light fixture 100 can be controlled between 360～720 degree, thereby reach the spacing purpose of big angle rotary.
Be appreciated that fan-shaped stop part 174 also can be arranged to the stop part of other shapes, as rectangle, square etc., so also can play position-limiting action.But be set to sector structure, can improve the anglec of rotation of light fixture 100.
See also Fig. 7, base 18 comprises columniform installation portion 182 and the round boss 184 that is arranged on installation portion 182.The middle part of round boss 184 offers circular groove 1842.Turning cylinder 15 is contained in circular groove 1842 away from an end of support 11.An end that is appreciated that turning cylinder 15 be socketed with after bearing accommodate with circular groove 1842 in, with fixed rotating shaft 15.
Round boss 184 offers the fixing hole 1844 that is positioned at circular groove 1842 peripheries.The screwed hole 125 of fixing hole 1844 and motor cabinet 12 bottoms coordinates, in order to securing member, base 18 is fixed to the bottom of motor cabinet 12.In the present embodiment, also be provided with sealing gasket 110.In assembling process, sealing gasket 110 is positioned over the top of round boss 184, sealing gasket 110 improved motor do 12 and base 18 between sealing.
Above-mentioned lamp rotating device 10, reach big angle rotary by the mode that adopts the first limited post 113 and the second limited post 124 dislocation, and undertaken spacingly by the locating part 17 that rotates, adopt simple mechanical control method can guarantee the spacing purpose of big angle rotary of lamp rotating device 10.Under the prerequisite that effectively guarantees every verticity, the harm that can avoid light fixture 100 inordinate rotation to bring.In addition, the spacing angle of light fixture 100 can be adjusted by fan-shaped stop part 174 angles of regulating on locating part 17, and change is convenient.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.Should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a lamp rotating device, is characterized in that, comprising:
Support is provided with the first limited post;
Motor cabinet offers host cavity and towards the through hole that extends and be communicated with described host cavity with the vertical direction of the opening direction of described host cavity, described motor cabinet is provided with the second limited post;
Motor is fixed on described motor cabinet, and the driving shaft of described motor is contained in described through hole;
Turning cylinder is contained in described host cavity rotationally, and an end of described turning cylinder is connected with described support and drives described support and rotate;
Worm screw is contained in described through hole and is fixedly connected with the driving shaft of described motor;
Turbine is sheathed in the middle part of described turning cylinder regularly; And
Locating part is sheathed on described turning cylinder and rotationally between described support and described motor cabinet, but described locating part is provided with the stop part with described the first limited post and the second limited post butt.
2. lamp rotating device according to claim 1, is characterized in that, described locating part comprises circumferential body and the fan-shaped stop part that is connected with described circumferential body.
3. lamp rotating device according to claim 2, is characterized in that, the periphery of an end opening of described host cavity is provided with annular protrusion, and described circumferential body is sheathed on described annular protrusion.
4. lamp rotating device according to claim 2, is characterized in that, also comprises the gasket ring that is arranged between described locating part and described support, and described gasket ring is sheathed on described turning cylinder.
5. lamp rotating device according to claim 1, it is characterized in that, offer splined hole on described support, the end that described turning cylinder is connected with described support is provided with spline, and described spline matches and described support is connected with described turning cylinder with described splined hole.
6. lamp rotating device according to claim 1, is characterized in that, an end of described turning cylinder is fixed on described support.
7. according to claim 5 or 6 described lamp rotating devices, is characterized in that, described lamp rotating device also comprises base, and the middle part of described base offers circular groove, and the other end of described turning cylinder is contained in described circular groove.
8. lamp rotating device according to claim 7, it is characterized in that, described base comprises columniform installation portion and the round boss that is arranged on described installation portion, described circular groove is opened in the middle part of described round boss, described round boss offers the fixing hole that is positioned at described circular groove periphery, and described fixing hole coordinates the bottom of described base being fixed in described motor cabinet with threaded fastener.
9. lamp rotating device according to claim 8, is characterized in that, described installation portion offers installing hole, and described installing hole is used for described lamp rotating device is mounted to external equipment.
10. a light fixture, is characterized in that, comprising:
Lamp rotating device as described in claim 1～9 any one;
Lamp head shell is arranged on described support;
Light source is arranged at described lamp head shell inner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110371497.4A CN103123098B (en) | 2011-11-21 | 2011-11-21 | Lamp rotation device and lamp using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110371497.4A CN103123098B (en) | 2011-11-21 | 2011-11-21 | Lamp rotation device and lamp using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103123098A true CN103123098A (en) | 2013-05-29 |
| CN103123098B CN103123098B (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110371497.4A Active CN103123098B (en) | 2011-11-21 | 2011-11-21 | Lamp rotation device and lamp using the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103123098B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235781A (en) * | 2013-06-13 | 2014-12-24 | 深圳市海洋王照明工程有限公司 | Installation support structure of lamp and anti-explosion floodlight with installation support structure |
| CN104421882A (en) * | 2013-08-26 | 2015-03-18 | 海洋王（东莞）照明科技有限公司 | Lamp support structure and lamp |
| CN104421883A (en) * | 2013-09-02 | 2015-03-18 | 深圳市海洋王照明工程有限公司 | Rotary lamp support device |
| CN104654236A (en) * | 2013-11-20 | 2015-05-27 | 海洋王（东莞）照明科技有限公司 | Lamp supporting turntable and rotatable lighting lamp |
| CN109573050A (en) * | 2018-11-22 | 2019-04-05 | 中航华东光电有限公司 | A kind of anti-detachment position-limit mechanism and anti-detachment limiting device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813210B (en) * | 2017-01-18 | 2020-05-05 | 北京建筑大学 | Lamp mounting equipment |
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| GB2021508B (en) * | 1978-05-22 | 1982-05-12 | Reiche & Vogel Gmbh | Cable winch with selflocking worm gear |
| CN2723830Y (en) * | 2004-08-27 | 2005-09-07 | 上海通灵电器厂 | Turning device for search light |
| CN201285783Y (en) * | 2008-08-21 | 2009-08-05 | 陈雪梅 | Self-regulating solar energy charging board |
| CN101555977A (en) * | 2008-04-11 | 2009-10-14 | 鸿富锦精密工业（深圳）有限公司 | Support device |
| CN101725933A (en) * | 2009-11-26 | 2010-06-09 | 海洋王照明科技股份有限公司 | Lamp with adjustable illumination angle |
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2011
- 2011-11-21 CN CN201110371497.4A patent/CN103123098B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2021508B (en) * | 1978-05-22 | 1982-05-12 | Reiche & Vogel Gmbh | Cable winch with selflocking worm gear |
| CN2723830Y (en) * | 2004-08-27 | 2005-09-07 | 上海通灵电器厂 | Turning device for search light |
| CN101555977A (en) * | 2008-04-11 | 2009-10-14 | 鸿富锦精密工业（深圳）有限公司 | Support device |
| CN201285783Y (en) * | 2008-08-21 | 2009-08-05 | 陈雪梅 | Self-regulating solar energy charging board |
| CN101725933A (en) * | 2009-11-26 | 2010-06-09 | 海洋王照明科技股份有限公司 | Lamp with adjustable illumination angle |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235781A (en) * | 2013-06-13 | 2014-12-24 | 深圳市海洋王照明工程有限公司 | Installation support structure of lamp and anti-explosion floodlight with installation support structure |
| CN104235781B (en) * | 2013-06-13 | 2017-05-10 | 深圳市海洋王照明工程有限公司 | Installation support structure of lamp and anti-explosion floodlight with installation support structure |
| CN104421882A (en) * | 2013-08-26 | 2015-03-18 | 海洋王（东莞）照明科技有限公司 | Lamp support structure and lamp |
| CN104421883A (en) * | 2013-09-02 | 2015-03-18 | 深圳市海洋王照明工程有限公司 | Rotary lamp support device |
| CN104421883B (en) * | 2013-09-02 | 2019-03-26 | 深圳市海洋王照明工程有限公司 | Rotate lamp stand device |
| CN104654236A (en) * | 2013-11-20 | 2015-05-27 | 海洋王（东莞）照明科技有限公司 | Lamp supporting turntable and rotatable lighting lamp |
| CN109573050A (en) * | 2018-11-22 | 2019-04-05 | 中航华东光电有限公司 | A kind of anti-detachment position-limit mechanism and anti-detachment limiting device |
| CN109573050B (en) * | 2018-11-22 | 2022-03-04 | 中航华东光电有限公司 | Anti-separation limiting mechanism and anti-separation limiting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103123098B (en) | 2015-07-08 |
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