CN102865562B - Rotary limiting device and lamp - Google Patents
Rotary limiting device and lamp Download PDFInfo
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- CN102865562B CN102865562B CN201110191499.5A CN201110191499A CN102865562B CN 102865562 B CN102865562 B CN 102865562B CN 201110191499 A CN201110191499 A CN 201110191499A CN 102865562 B CN102865562 B CN 102865562B
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- supporting component
- rotating assembly
- actuator
- spacing ring
- mounting seat
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Abstract
The invention belongs to the field of mechanical rotation and discloses a rotary limiting device, which comprises an installation base, a rotating shaft component which is connected with the installation base, and a supporting component which is fixedly connected with the rotating shaft component. A driving component which is connected with the rotating shaft component is arranged on the installation base and can drive the rotating shaft component to rotate. A limiting ring is additionally arranged on the installation base. The rotating shaft component penetrates through the inner hole of the limiting ring, is fixedly connected with the supporting component and drives the supporting component to rotate. Limiting holes are arranged in the circumferential side surface of the limiting ring. A limiting block which protrudes the circumferential side surface of the limiting ring is fixedly arranged through the limiting holes. A limiting piece which protrudes the bottom of the supporting component is arranged on the supporting component and can rotate with the supporting component. The limiting block is used for limiting the rotating angle of the limiting piece. The rotary limiting device provided by the invention has the advantage that the rotating range of the supporting component is limited.
Description
[technical field]
The present invention relates to a kind of rotating limit device and light fixture.
[background technology]
Tumbler in conventional art generally includes supporting component, base and connects the rotating assembly of supporting component and base.Rotating assembly rotarily drives supporting component rotation, and then the fixing carrier body of drive and supporting component rotates.
But, because the tumbler in conventional art does not often possess spacing function, cannot limit rotating assembly rotate angular range make rotating assembly drive supporting component tend to rotation exceed 360 degree so that ceaselessly rotation.
[summary of the invention]
Based on this, be necessary to provide a kind of rotating limit device of the angular range that can limit rotating assembly rotation.
A kind of rotating limit device, the rotating assembly that comprises mounting seat, be connected with described mounting seat, the supporting component being fixedly connected with described rotating assembly, it is characterized in that, described mounting seat is provided with the driven unit being connected with described rotating assembly, and described driven unit drives described rotating assembly to rotate; In described mounting seat, be also provided with spacing ring, described rotating assembly, through the endoporus of described spacing ring, is fixedly connected with and drives described supporting component to rotate with described supporting component; The surrounding place side face of described spacing ring is provided with spacing hole, and is fixed with the limited block of the surrounding place side face that protrudes from described spacing ring by described spacing hole; Described supporting component is provided with the locating part of outstanding described supporting component bottom, and described locating part is followed described supporting component and rotated; Described limited block is for limiting the rotational angle of described locating part.
Preferably, described driven unit comprises actuator and actuator support, and described actuator is fixedly connected with described actuator support, and described actuator support is fixed in described mounting seat, and the driving shaft of described actuator is connected with described rotating assembly; Described spacing ring is fixedly connected with described actuator support.
Preferably, described actuator support is that inner chamber is the housing of hollow cylindrical, and the driving shaft of described actuator is worm screw, and described worm screw is flexibly connected with the described rotating assembly of the inner chamber that runs through described actuator support through the sidewall of described actuator support.
Preferably, described rotating assembly comprises rotating shaft, gear and bearing; Described bearing and described gear are placed in described rotating shaft, and described gear is flexibly connected with described actuator; One end of described rotating shaft is fixedly connected with described supporting component through described spacing ring, and described rotating shaft can drive described supporting component to rotate.
Preferably, described supporting component comprises support arm and supporting seat, described supporting seat is provided with the locating part of splined hole and outstanding supporting seat bottom, and described splined hole is used for being fixedly connected with described supporting seat and described rotating assembly, and described supporting seat drives described locating part to rotate around described rotating assembly.
Preferably, the spacing hole that is arranged at the surrounding place side face of described spacing ring has more than two; Described limited block has two, and described two limited blocks are fixed on the same surrounding place side face of described spacing ring by described spacing hole; It is movable between described two limited blocks that described two limited blocks are used for limiting described locating part.
Preferably, described mounting seat is disk-like structure, and core is provided with perforate, and the perforate of described mounting seat is stretched in one end of described rotating shaft.
In addition, be necessary to provide a kind of light fixture that adopts above-mentioned rotating limit device.
A kind of light fixture, the rotating limit device that comprises lamp holder and be connected with lamp holder, described rotating limit device comprises mounting seat, the rotating assembly being connected with described mounting seat, the supporting component being fixedly connected with described rotating assembly, it is characterized in that, described mounting seat is provided with the driven unit being connected with described rotating assembly, and described driven unit drives described rotating assembly to rotate; In described mounting seat, be also provided with spacing ring, described rotating assembly, through the endoporus of described spacing ring, is fixedly connected with and drives described supporting component to rotate with described supporting component; The surrounding place side face of described spacing ring is provided with spacing hole, and is fixed with the limited block of the surrounding place side face that protrudes from described spacing ring by described spacing hole; Described supporting component is provided with the locating part of outstanding described supporting component bottom, and described locating part is followed described supporting component and rotated; Described limited block is for limiting the rotational angle of described locating part.
Preferably, described supporting component comprises support arm, and described support arm clamps described lamp holder, and arm end and described lamp holder that described support arm clamps described lamp holder are rotationally connected.
Adopt rotating limit device and the light fixture of said structure, driven supporting component rotation thereby actuator rotarily drives rotating assembly rotation, and then driven the locating part rotation on supporting component.And because locating part is between limited block, in the time that locating part rotates, the angle of rotation defines with regard to limited.The rotational angle of supporting component has just obtained restriction thus.
When mounted, by regulating the installation site of limited block on spacing ring, select suitable spacing hole, can realize the spacing radian (being spacing angle) between default limited block, the angular range that the supporting component limiting is rotated can regulate.
[accompanying drawing explanation]
Fig. 1 is the appearance assumption diagram of rotating limit device;
Fig. 2 is the explosive view of the rotating limit device shown in Fig. 1;
Fig. 3 is the structure chart of the mounting seat of the rotating limit device shown in Fig. 1;
Fig. 4 (a) is a visual angle figure of the actuator support of the rotating limit device shown in Fig. 1;
Fig. 4 (b) is another visual angle figure of the actuator support of the rotating limit device shown in Fig. 1;
Fig. 5 is the structure chart of the spacing ring of the rotating limit device shown in Fig. 1;
Fig. 6 is the structure chart of the limited block of the rotating limit device shown in Fig. 1;
Fig. 7 is the structure chart of the rotating shaft of the rotating limit device shown in Fig. 1;
Fig. 8 is the structure chart of the supporting component of the rotating limit device shown in Fig. 1.
[specific embodiment]
For solving in conventional art, the angular range that rotating assembly rotates cannot obtain the problem limiting, and has proposed a kind of New type rotary stopping means that can limit rotating assembly rotational angle.Fig. 1 is the appearance assumption diagram of the rotating limit device of an embodiment.Fig. 2 is the decomposition chart of the rotating limit device in Fig. 1 embodiment.As depicted in figs. 1 and 2, rotating limit device 100 comprise mounting seat 120, the rotating assembly 140 being connected with mounting seat 120, the supporting component 160 being fixedly connected with rotating assembly 140.In mounting seat 120, be also provided with driven unit 122, driven unit 122 is fixed in mounting seat 120 and is socketed on rotating assembly 140.Driven unit 122 rotates for drive shaft assembly 140, thereby further drives the supporting component 160 being fixedly connected with rotating assembly 140 to rotate.
In the present embodiment, as shown in Figure 3, mounting seat 120 is preferably disk-like structure, and core is provided with perforate, in perforate card around, is also provided with installation fixing hole.Mounting seat 120 is mounted on the surface of other fixtures by fixing hole and screw are installed, as metope, desktop etc.Mounting seat 120 plays rotating limit device support.
As shown in Fig. 4 (a) and Fig. 4 (b), (Fig. 4 (a) is 45 ° of upward views of driven unit 122, Fig. 4 (b) is 45 ° of top views of driven unit 122), driven unit 122 comprises actuator support 1222 and actuator 1224.Actuator support 1222 for inner chamber be the housing of hollow cylindrical, actuator support 1222 is fixed by screws in mounting seat 120 and is socketed on rotating assembly 140 perpendicular to the mode of mounting seat 120 with the central shaft of inner chamber.Actuator 1224 is preferably electric rotating machine, has the driving shaft 1226 stretching in described inner chamber, and driving shaft 1226 is preferably worm screw.Also other brake apparatus such as cylinder of actuator 1224.Driving shaft 1226 coordinates with rotating assembly 140 and drive shaft assembly 140 rotates.
Preferably, actuator 1224 is fixed on the extended extension of sidewall of actuator support 1222 by screw, extension is provided with the perforate of the sidewall that runs through extension and actuator support 1222, driving shaft 1226 runs through the sidewall of extension and actuator support 1222, stretch into the inner chamber of actuator support 1222, be flexibly connected with rotating assembly 140.
As shown in Figure 2, on actuator support 1222, be also provided with spacing ring 124.Preferably, the anchor ring of spacing ring 124 overlaps with the anchor ring of actuator support 1222, and the anchor ring of the anchor ring of spacing ring 124 and actuator support 1222 is provided with screw, and spacing ring 124 is fixed on actuator support 1222 by running through the screw of screw.
Fig. 5 is the enlarged drawing of spacing ring 124 in Fig. 2, in conjunction with Fig. 2 and Fig. 5, spacing ring 124 surrounding place side faces are provided with spacing hole 1242, in the present embodiment, surrounding place side face is preferably the lateral surface of spacing ring 124, and spacing ring 124 is fixed with the limited block 1244 of all lateral surfaces of ring that protrude from spacing ring 124 by spacing hole 1242.
In the present embodiment, spacing hole 1242 has two or more, is preferably 24, equidistantly arranges one week around spacing ring 124; Limited block 1244 is preferably two, for trapezoidal, please refer to shown in Fig. 6, and two limited blocks 1244 are fixed on the ring week lateral surface supporting component of spacing ring 124 by any two spacing holes 1242.
Supporting component 160 as shown in Figure 8, comprises support arm 162 and supporting seat 164, and support arm 162 is provided with two, one-body molded with supporting seat 164, forms U-shaped frame.Support arm 162 is for clamping miscellaneous part, and for example lamp holder 166 as shown in Figure 3, can also be the miscellaneous part such as fan, sparge pipe.
The bottom of supporting seat 164 is provided with the locating part 1644 of the bottom of splined hole 1642 and outstanding supporting seat 164, and locating part 1644 is preferably screw, can be also double-screw bolt or screw rod, and the hole of the bottom by being arranged at supporting seat 164 is fixed on supporting seat 164.Locating part 1644 makes limited block 1244 can limit the rotational angle of locating part 1644 to the distance of splined hole 1642.
The installation steps of rotating limit device are, first clutch shaft bearing 1461 is sheathed on to rotating shaft 142 and arranges one end of spline 1422, then the cavity of actuator support 1222 is inserted in the one end that rotating shaft 142 is arranged to spline 1422, and then the second bearing 1462 is placed on to rotating shaft 142 and is provided with one end of spline 1422, then actuator support 1222 is fixed in mounting seat 120.Then spacing ring 124 is fixed by screws on the upper surface of actuator support 124.Rotating shaft 142 is provided with one end of spline 1422 through the endoporus of spacing ring 124.Then by screw and spacing hole 1242, two limited blocks 1244 are fixed on to spacing ring 124 and encircle all lateral surfaces, between two limited blocks 1244, there is certain distance, on spacing ring 124, form certain radian (being angle).Then again supporting component 160 is fixedly connected with the rotating shaft 142 through splined hole 1642 by nut, and locating part 1644 is fallen between two limited blocks 1244.Finally by screw, mounting seat 120 is fixed.
Adopt the rotating limit device of said structure, rotated and drive supporting component 160 to rotate thereby actuator 1224 rotarily drives rotating assembly 140, and then drive the locating part 1644 on supporting component 160 to rotate.And because locating part 1644 is between limited block 1244, in the time that locating part 1644 rotates, the angle of rotation defines with regard to limited 1244.The rotational angle of supporting component 160 has just obtained restriction thus.
When mounted, by regulating the installation site of limited block 1244 on spacing ring 124, select suitable spacing hole 1242, can realize the spacing radian (being spacing angle) between default limited block 1244, the angular range that the supporting component 160 limiting is rotated can regulate.
In addition, also provide a kind of light fixture, comprised lamp holder 166 and rotating limit device 100.The structure of rotating limit device 100 is as described in last embodiment.As shown in Figure 8, the support arm 162 of the supporting component 160 of lamp holder 166 and rotating limit device 100 is flexibly connected by screw rod, and lamp holder 166 can be around described bolt rotary, thereby can regulate illumination direction.
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.It 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 (7)
1. a rotating limit device, the rotating assembly that comprises mounting seat, be connected with described mounting seat, the supporting component being fixedly connected with described rotating assembly, it is characterized in that, described mounting seat is provided with the driven unit being connected with described rotating assembly, and described driven unit drives described rotating assembly to rotate; In described mounting seat, be also provided with spacing ring, described rotating assembly, through the endoporus of described spacing ring, is fixedly connected with and drives described supporting component to rotate with described supporting component; The surrounding place side face of described spacing ring is provided with spacing hole, and is fixed with the limited block of the surrounding place side face that protrudes from described spacing ring by described spacing hole; Described supporting component is provided with the locating part of outstanding described supporting component bottom, and described locating part is followed described supporting component and rotated; Described limited block is for limiting the rotational angle of described locating part;
Described driven unit comprises actuator and actuator support, and described actuator is fixedly connected with described actuator support, and described actuator support is fixed in described mounting seat, and the driving shaft of described actuator is connected with described rotating assembly; Described spacing ring is fixedly connected with described actuator support;
Described actuator support is that inner chamber is the housing of hollow cylindrical, and the driving shaft of described actuator is worm screw, and described worm screw is flexibly connected with the described rotating assembly of the inner chamber that runs through described actuator support through the sidewall of described actuator support.
2. rotating limit device according to claim 1, is characterized in that, described rotating assembly comprises rotating shaft, gear and bearing; Described bearing and described gear are placed in described rotating shaft, and described gear is flexibly connected with described actuator; One end of described rotating shaft is fixedly connected with described supporting component through described spacing ring, and described rotating shaft can drive described supporting component to rotate.
3. rotating limit device according to claim 1, it is characterized in that, described supporting component comprises support arm and supporting seat, described supporting seat is provided with the locating part of splined hole and outstanding supporting seat bottom, described splined hole is used for being fixedly connected with described supporting seat and described rotating assembly, and described supporting seat drives described locating part to rotate around described rotating assembly.
4. according to the arbitrary described rotating limit device of claims 1 to 3, it is characterized in that, the spacing hole that is arranged at the surrounding place side face of described spacing ring has more than two; Described limited block has two, and described two limited blocks are fixed on the same surrounding place side face of described spacing ring by described spacing hole; It is movable between described two limited blocks that described two limited blocks are used for limiting described locating part.
5. rotating limit device according to claim 1, is characterized in that, described mounting seat is disk-like structure, and core is provided with perforate, and the perforate of described mounting seat is stretched in one end of described rotating shaft.
6. a light fixture, comprise lamp holder and the rotating limit device being connected with lamp holder, described rotating limit device comprises mounting seat, the rotating assembly being connected with described mounting seat, the supporting component being fixedly connected with described rotating assembly, it is characterized in that, described mounting seat is provided with the driven unit being connected with described rotating assembly, and described driven unit drives described rotating assembly to rotate; In described mounting seat, be also provided with spacing ring, described rotating assembly, through the endoporus of described spacing ring, is fixedly connected with and drives described supporting component to rotate with described supporting component; The surrounding place side face of described spacing ring is provided with spacing hole, and is fixed with the limited block of the surrounding place side face that protrudes from described spacing ring by described spacing hole; Described supporting component is provided with the locating part of outstanding described supporting component bottom, and described locating part is followed described supporting component and rotated; Described limited block is for limiting the rotational angle of described locating part;
Described driven unit comprises actuator and actuator support, and described actuator is fixedly connected with described actuator support, and described actuator support is fixed in described mounting seat, and the driving shaft of described actuator is connected with described rotating assembly; Described spacing ring is fixedly connected with described actuator support;
Described actuator support is that inner chamber is the housing of hollow cylindrical, and the driving shaft of described actuator is worm screw, and described worm screw is flexibly connected with the described rotating assembly of the inner chamber that runs through described actuator support through the sidewall of described actuator support.
7. light fixture according to claim 6, is characterized in that, described supporting component comprises support arm, and described support arm clamps described lamp holder, and arm end and described lamp holder that described support arm clamps described lamp holder are rotationally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110191499.5A CN102865562B (en) | 2011-07-08 | 2011-07-08 | Rotary limiting device and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110191499.5A CN102865562B (en) | 2011-07-08 | 2011-07-08 | Rotary limiting device and lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102865562A CN102865562A (en) | 2013-01-09 |
| CN102865562B true CN102865562B (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110191499.5A Active CN102865562B (en) | 2011-07-08 | 2011-07-08 | Rotary limiting device and lamp |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107547038A (en) * | 2016-06-28 | 2018-01-05 | 刘国云 | One kind rotates horizontally operated solar panel clamping apparatus |
| CN107606535A (en) * | 2017-09-29 | 2018-01-19 | 四川金灿光电有限责任公司 | A kind of lamp holder rotating structure and wall lamp |
| CN108957728A (en) * | 2018-07-24 | 2018-12-07 | 程刚 | A kind of quantum communications device of compatible with laser communication |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2147417Y (en) * | 1993-03-15 | 1993-11-24 | 谢源田 | Four-colour rotary lamp |
| CN2723830Y (en) * | 2004-08-27 | 2005-09-07 | 上海通灵电器厂 | Turning device for search light |
| CN201212657Y (en) * | 2008-04-03 | 2009-03-25 | 章华通 | Traffic roadblock lamp |
| CN101858578A (en) * | 2010-04-28 | 2010-10-13 | 海洋王照明科技股份有限公司 | Anti-rotation connecting structure and lamp using the same |
-
2011
- 2011-07-08 CN CN201110191499.5A patent/CN102865562B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2147417Y (en) * | 1993-03-15 | 1993-11-24 | 谢源田 | Four-colour rotary lamp |
| CN2723830Y (en) * | 2004-08-27 | 2005-09-07 | 上海通灵电器厂 | Turning device for search light |
| CN201212657Y (en) * | 2008-04-03 | 2009-03-25 | 章华通 | Traffic roadblock lamp |
| CN101858578A (en) * | 2010-04-28 | 2010-10-13 | 海洋王照明科技股份有限公司 | Anti-rotation connecting structure and lamp using the same |
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| CN102865562A (en) | 2013-01-09 |
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