CN111692546A - Lamp with adjustable light emitting angle - Google Patents
Lamp with adjustable light emitting angle Download PDFInfo
- Publication number
- CN111692546A CN111692546A CN202010579731.1A CN202010579731A CN111692546A CN 111692546 A CN111692546 A CN 111692546A CN 202010579731 A CN202010579731 A CN 202010579731A CN 111692546 A CN111692546 A CN 111692546A
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- CN
- China
- Prior art keywords
- lamp
- motor
- shell
- housing
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
- F21S8/026—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a ceiling or like overhead structure, e.g. suspended ceiling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
- F21V21/04—Recessed bases
- F21V21/049—Mounting arrangements for attaching lighting devices to the ceiling, the lighting devices being recessed in a false or stretched ceiling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/26—Pivoted arms
Abstract
The invention discloses a lamp with adjustable light-emitting angle, which comprises: a holding member having a hollow portion formed therein; the lamp body is arranged above the holding component and comprises a spherical shell and a bulb arranged in the shell, and light emitted by the bulb is emitted out through the hollow part; the shell is provided with a pivoting part, and the shell is pivoted on the holding component through the pivoting part; a rack provided on an outer surface of the housing; and a first motor fixed to the holder assembly, wherein a first gear is formed on an output shaft of the first motor, and the first gear is engaged with the rack so that the housing can pivot about the pivot portion.
Description
Technical Field
The invention relates to a lighting fixture.
Background
For a lamp embedded in a ceiling, the light emitting angle of the lamp is usually not adjustable, which causes inconvenience to the lamp, for example, when the light needs to be mainly irradiated to a certain area, the lamp cannot.
There are lamps capable of adjusting the light emitting angle in the prior art, and these lamps usually utilize a link mechanism to achieve the angle adjustment effect, however, the link mechanism and the motor driving the link mechanism occupy a large space and are not suitable for being installed on a compact structure such as a ceiling.
Disclosure of Invention
In view of the above technical problems in the prior art, an embodiment of the present invention provides a lamp with an adjustable light emitting angle.
In order to solve the technical problem, the embodiment of the invention adopts the following technical scheme:
a luminaire with adjustable light exit angle, comprising:
a holding member having a hollow portion formed therein;
the lamp body is arranged above the holding component and comprises a spherical shell and a bulb arranged in the shell, and light emitted by the bulb is emitted out through the hollow part; the shell is provided with a pivoting part, and the shell is pivoted on the holding component through the pivoting part;
a rack provided on an outer surface of the housing;
and a first motor fixed to the holder assembly, wherein a first gear is formed on an output shaft of the first motor, and the first gear is engaged with the rack so that the housing can pivot about the pivot portion.
Preferably, a pin shaft is inserted into the pivot portion, and the housing is pivoted to the holding assembly by the pin shaft inserted into the pivot portion.
Preferably, the holding assembly comprises a holding plate and a swing mechanism; the hollow part is formed on the holding plate; the slewing mechanism comprises:
an outer ring fixed at the hollowed-out portion of the holding plate;
the inner ring is arranged inside the outer ring, and balls are arranged between the outer ring and the inner ring so that the inner ring can rotate relative to the outer ring; outer teeth are formed on the inner gear ring;
a second motor fixed to the holding plate, a second gear formed on an output shaft of the second motor, the second gear meshing with the external teeth; wherein:
the shell is pivoted on the inner ring through the pivoting part;
the second motor drives the inner ring to rotate by means of the meshing of the second gear and the external teeth.
Preferably, the first motor and the second motor are both stepping motors.
Preferably, a guide strip is fixed on the inner ring, and the guide strip has a radian matched with the outer surface of the shell; the guide strip is provided with a guide groove; wherein:
the rack penetrates through the guide groove, and the guide strip is used for limiting the rack.
Preferably, the housing is further provided with a screw, the screw penetrates through the guide groove, and the screw provides certain damping for the pivoting of the housing by means of the contact between the nut of the screw and the guide strip.
Preferably, the outer portion of the holding plate is provided with at least three sets of twist-and-snap mechanisms circumferentially arranged to fix the holding plate to the mounting hole of the ceiling by being twisted and deformed by itself.
Preferably, the shell is further provided with a lens, and light emitted by the bulb passes through the lens.
Compared with the prior art, the lamp with the adjustable light-emitting angle disclosed by the invention has the beneficial effects that:
1. the lamp provided by the invention adopts a mode of combining pin joint and gear meshing to drive and adjust the light-emitting angle of the bulb, so that the whole structure is compact, and the occupied space is smaller.
2. The revolving mechanism is additionally arranged, so that another adjusting mode for the bulb is added, the light emitted by the bulb can be adjusted at any angle in space, and the space occupied by the lamp is not excessively increased.
The summary of various implementations or examples of the technology described in this disclosure is not a comprehensive disclosure of the full scope or all features of the disclosed technology.
Drawings
In the drawings, which are not necessarily drawn to scale, like reference numerals may describe similar components in different views. Like reference numerals having letter suffixes or different letter suffixes may represent different instances of similar components. The drawings illustrate various embodiments, by way of example and not by way of limitation, and together with the description and claims, serve to explain the inventive embodiments. The same reference numbers will be used throughout the drawings to refer to the same or like parts, where appropriate. Such embodiments are illustrative, and are not intended to be exhaustive or exclusive embodiments of the present apparatus or method.
Fig. 1 is a schematic view of a lamp with an adjustable light-emitting angle, provided by an embodiment of the invention, in a first angle state.
Fig. 2 is an enlarged view of a portion a of fig. 1.
Fig. 3 is a view from direction B of fig. 1.
Fig. 4 is a schematic view of a lamp with an adjustable light-emitting angle in a second angle state according to an embodiment of the present invention.
Reference numerals:
10-a holding plate; 20-a slewing mechanism; 21-an outer ring; 22-inner ring; 30-a lamp body; 31-a housing; 311-a pivot joint; 312-pin shaft; 32-bulb; 33-a lens; 34-a guide bar; 341-guide groove; 35-screws; 41-a first motor; 42-a first gear; 43-rack bar; 51-a second motor; 52-a second gear; 53-external teeth; 60-twist the snap mechanism.
Detailed Description
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
To maintain the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known components of the invention have been omitted.
As shown in fig. 1 to 4, an embodiment of the present invention discloses a light emitting angle adjustable lamp, which can be used to be installed at a mounting hole of a ceiling. The lamp comprises: the holding unit, the lamp body 30, the rack 43, the first motor 41, and the twist engagement mechanism 60.
The holding assembly comprises a holding plate 10 and a swing mechanism 20; the holding plate 10 has a substantially circular shape, the holding plate 10 is used to be attached to a lower plate surface of a ceiling after installation, and a hollow portion is formed in the middle of the holding plate 10.
The swing mechanism 20 includes an inner race 22 and an outer race 21. The outer ring 21 is lapped at the hollow part of the holding plate 10 and is fixedly connected with the holding plate 10, the inner ring 22 is arranged inside the outer ring 21, and balls are arranged between the inner ring 22 and the outer ring 21 so that the inner ring 22 can rotate relative to the outer ring 21.
The lamp body 30 includes a housing 31 and a bulb 32 disposed in the housing 31, wherein the bulb 32 faces the hollow portion so that light emitted by the bulb 32 can be emitted to the outside through the hollow portion. A lens 33 is disposed opposite to the bulb 32, and the lens 33 is used for emitting the light emitted from the bulb 32 at a predetermined angle to increase the irradiation area of the light.
The housing 31 is substantially spherical, a strip-shaped pivot portion 311 extends from the housing 31, a pin 312 is inserted into the pivot portion 311, and the pin 312 is connected to the inner ring 22, so that the housing 31 can pivot by the pin 312, and the pivoting of the housing 31 can adjust the irradiation direction of the light emitted by the bulb 32, i.e., adjust the light emitting angle.
An arc-shaped rack 43 is further arranged on the outer peripheral surface of the shell 31, the first motor 41 is fixed on the inner ring 22, a first gear 42 is arranged on an output shaft of the first motor 41, and the first gear 42 is meshed with the rack 43, so that the first motor 41 can enable the shell 31 to pivot through the meshing of the first gear 42 and the rack 43, and further the light emitting angle of the bulb 32 in a certain direction can be adjusted.
An upper portion of the inner ring 22 extends radially outward, the upper portion of the inner ring 22 forming external teeth 53; the holding assembly further comprises a second motor 51, the second motor 51 is fixed on the holding plate 10, a second gear 52 is mounted on an output shaft of the second motor 51, the second gear 52 is meshed with the external teeth 53, so that the second motor 51 can drive the inner ring 22 to rotate by means of the meshing of the second gear 52 and the external teeth 53, and the inner ring 22 can drive the lamp body 30 to rotate.
Based on the above structural features, the bulb 32 is driven by the first motor 41 and the second motor 51 to rotate in two degrees of freedom, so that the adjustment of any spatial angle can be realized, that is, the lamp provided by the present invention can adjust the light emitted by the bulb 32 at any spatial angle.
In some preferred embodiments, a guide strip 34 is further fixed on the inner ring 22, the guide strip 34 has a curvature matching with the outer surface of the shell 31, and the guide strip 34 is located outside the shell 31. The guide bar 34 is formed with a guide groove 341, and the guide groove 341 extends along the length direction of the guide bar 34. The rack 43 passes through the guide groove 341, and the guide bar 34 guides and limits the housing 31 by means of the guide groove 341.
In some preferred embodiments, a screw 35 is further fixed on the housing 31, the screw 35 passes through the above-mentioned guiding slot 341, and the nut of the screw 35 can be pressed against the guiding bar 34 with a certain pre-load force by screwing the screw 35, so that when the housing 31 pivots, the screw 35 provides a certain damping for the pivoting of the housing 31, so that the housing 31 can be maintained at the pivoted angle after pivoting.
In some preferred embodiments, the twist-and-click mechanisms 60 include three sets, three sets of twist-and-click mechanisms 60 are circumferentially arranged on the holding plate 10, and each twist-and-click mechanism 60 has a torsion bar that fixes the holding plate 10 at the mounting hole of the ceiling by twisting and returning, and a torsion spring.
The lamp provided by the invention has the advantages that:
1. the lamp provided by the invention adopts a mode of combining pin joint and gear meshing to drive and adjust the light-emitting angle of the bulb 32, so that the whole structure is compact, and the occupied space is smaller.
2. The revolving mechanism 20 is additionally arranged to add another adjustment mode for the bulb 32, so that the light emitted by the bulb 32 can be adjusted at any angle in space, and the space occupied by the lamp is not excessively increased.
Moreover, although exemplary embodiments have been described herein, the scope of the present invention includes any and all embodiments based on the present invention with equivalent elements, modifications, omissions, combinations (e.g., of various embodiments across), adaptations or alterations. The elements of the claims are to be interpreted broadly based on the language employed in the claims and not limited to examples described in the present specification or during the prosecution of the application, which examples are to be construed as non-exclusive. It is intended, therefore, that the specification and examples be considered as exemplary only, with a true scope and spirit being indicated by the following claims and their full scope of equivalents.
The above description is intended to be illustrative and not restrictive. For example, the above-described examples (or one or more versions thereof) may be used in combination with each other. For example, other embodiments may be used by those of ordinary skill in the art upon reading the above description. In addition, in the above-described embodiments, various features may be grouped together to streamline the disclosure. This should not be interpreted as an intention that a disclosed feature not claimed is essential to any claim. Rather, inventive subject matter may lie in less than all features of a particular disclosed embodiment. Thus, the following claims are hereby incorporated into the detailed description as examples or embodiments, with each claim standing on its own as a separate embodiment, and it is contemplated that these embodiments may be combined with each other in various combinations or permutations. The scope of the invention should be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.
Claims (8)
1. A lamp with adjustable light-emitting angle is characterized by comprising:
a holding member having a hollow portion formed therein;
the lamp body is arranged above the holding component and comprises a spherical shell and a bulb arranged in the shell, and light emitted by the bulb is emitted out through the hollow part; the shell is provided with a pivoting part, and the shell is pivoted on the holding component through the pivoting part;
a rack disposed on an outer surface of the housing.
And a first motor fixed to the holder assembly, wherein a first gear is formed on an output shaft of the first motor, and the first gear is engaged with the rack so that the housing can pivot about the pivot portion.
2. The lamp with adjustable light-emitting angle of claim 1, wherein a pin shaft is disposed on the pivot portion, and the housing is pivotally connected to the holding assembly via the pin shaft disposed on the pivot portion.
3. The adjustable light extraction angle luminaire of claim 1, wherein the holding assembly comprises a holding plate and a swivel mechanism; the hollow part is formed on the holding plate; the slewing mechanism comprises:
an outer ring fixed at the hollowed portion of the holding plate.
The inner ring is arranged inside the outer ring, and balls are arranged between the outer ring and the inner ring so that the inner ring can rotate relative to the outer ring; outer teeth are formed on the inner gear ring;
a second motor fixed to the holding plate, a second gear formed on an output shaft of the second motor, the second gear meshing with the external teeth; wherein:
the shell is pivoted on the inner ring through the pivoting part;
the second motor drives the inner ring to rotate by means of the meshing of the second gear and the external teeth.
4. The lamp with adjustable light emitting angle of claim 3, wherein the first motor and the second motor are both stepping motors.
5. The lamp with the adjustable light emitting angle of claim 3, wherein a guide strip is fixed on the inner ring, and the guide strip has a radian matched with the outer surface of the shell; the guide strip is provided with a guide groove; wherein:
the rack penetrates through the guide groove, and the guide strip is used for limiting the rack.
6. The lamp with adjustable light emitting angle of claim 5, wherein the housing is further provided with a screw, the screw penetrates through the guide groove, and the screw provides a certain damping for the pivoting of the housing by means of the contact between the nut of the screw and the guide bar.
7. The light-emitting angle-adjustable lamp according to claim 3, wherein at least three sets of twist-and-catch mechanisms are provided on an outer portion of the holding plate, and the three sets of twist-and-catch mechanisms are circumferentially arranged to fix the holding plate to the mounting hole of the ceiling by being twisted and deformed.
8. The lamp with adjustable light emitting angle of claim 1, wherein the housing further comprises a lens, and the light emitted from the bulb passes through the lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010579731.1A CN111692546A (en) | 2020-06-23 | 2020-06-23 | Lamp with adjustable light emitting angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010579731.1A CN111692546A (en) | 2020-06-23 | 2020-06-23 | Lamp with adjustable light emitting angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111692546A true CN111692546A (en) | 2020-09-22 |
Family
ID=72483280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010579731.1A Pending CN111692546A (en) | 2020-06-23 | 2020-06-23 | Lamp with adjustable light emitting angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111692546A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113551167A (en) * | 2021-09-18 | 2021-10-26 | 深圳易来智能有限公司 | Lamp assembly and spliced lamp with same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202484918U (en) * | 2012-08-13 | 2012-10-10 | 中山市卡弗照明有限公司 | Lamp body rotational structure of spotlight and light emitting diode (LED) proboscis lamp |
| CN203190220U (en) * | 2013-04-02 | 2013-09-11 | 广州兰天电子科技有限公司 | Film and television lamp |
| CN203857366U (en) * | 2014-04-15 | 2014-10-01 | 中山市优一照明有限公司 | Trunk lamp |
| BR202017000803U2 (en) * | 2017-01-13 | 2018-07-31 | M C Ribeiro Signorini Erireli | CONSTRUCTIVE PROVISION INTRODUCED IN PLAFON |
| CN110985954A (en) * | 2019-11-07 | 2020-04-10 | 深圳市科瑞普光电股份有限公司 | Trunk lamp |
-
2020
- 2020-06-23 CN CN202010579731.1A patent/CN111692546A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202484918U (en) * | 2012-08-13 | 2012-10-10 | 中山市卡弗照明有限公司 | Lamp body rotational structure of spotlight and light emitting diode (LED) proboscis lamp |
| CN203190220U (en) * | 2013-04-02 | 2013-09-11 | 广州兰天电子科技有限公司 | Film and television lamp |
| CN203857366U (en) * | 2014-04-15 | 2014-10-01 | 中山市优一照明有限公司 | Trunk lamp |
| BR202017000803U2 (en) * | 2017-01-13 | 2018-07-31 | M C Ribeiro Signorini Erireli | CONSTRUCTIVE PROVISION INTRODUCED IN PLAFON |
| CN110985954A (en) * | 2019-11-07 | 2020-04-10 | 深圳市科瑞普光电股份有限公司 | Trunk lamp |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113551167A (en) * | 2021-09-18 | 2021-10-26 | 深圳易来智能有限公司 | Lamp assembly and spliced lamp with same |
| CN113551167B (en) * | 2021-09-18 | 2022-02-01 | 深圳易来智能有限公司 | Lamp assembly and spliced lamp with same |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200922 |
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| RJ01 | Rejection of invention patent application after publication |