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WO2016012112A1 - Couvercle d'extrémité pour un appareil d'éclairage, et appareil d'éclairage - Google Patents

Couvercle d'extrémité pour un appareil d'éclairage, et appareil d'éclairage Download PDF

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Publication number
WO2016012112A1
WO2016012112A1 PCT/EP2015/059470 EP2015059470W WO2016012112A1 WO 2016012112 A1 WO2016012112 A1 WO 2016012112A1 EP 2015059470 W EP2015059470 W EP 2015059470W WO 2016012112 A1 WO2016012112 A1 WO 2016012112A1
Authority
WO
WIPO (PCT)
Prior art keywords
operation part
end cap
switching unit
cavity
switching
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.)
Ceased
Application number
PCT/EP2015/059470
Other languages
English (en)
Inventor
Jun Liu
Rencheng LI
Shijun Nie
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Osram GmbH
Original Assignee
Osram GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Osram GmbH filed Critical Osram GmbH
Publication of WO2016012112A1 publication Critical patent/WO2016012112A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • F21K9/272—Details of end parts, i.e. the parts that connect the light source to a fitting; Arrangement of components within end parts
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • 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
    • F21V25/00—Safety devices structurally associated with lighting devices
    • F21V25/02—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken
    • F21V25/04—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken breaking the electric circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to an end cap for an illumina ⁇ tion apparatus and to an illumination apparatus.
  • End caps for connection with a power supply are usually pro ⁇ vided at both ends of a generally used tubular light emitting device, and in order to improve the safety of the light emit ⁇ ting device, the end caps are usually designed to have two- step safe operation function. After manually connecting and fixing a lamp tube with an end cap mounted to a socket having a power supply, additional manual operation on the end cap is required, so as to switch on the electrical connection be ⁇ tween the power supply and the lamp tube.
  • a mechanical, electrical, magnetic, or thermal switching device is usually applied to an end cap for a light emitting device, so as to switch the electrical connection between the power supply and the lamp tube.
  • a solution in the prior art e.g.
  • a mechanical switching device which can switch on or switch off the electrical connection between a power supply and a lamp tube when an end cap is rotated rela ⁇ tive to the lamp tube.
  • a mechanical switching device is further pro ⁇ vided, wherein a push-button switch is provided on the outer surface of an end cap, and the switching device is configured to an "ON" or “OFF” mode by pressing this push-button switch, so as to switch on or switch off the electrical connection between a power supply and a lamp tube.
  • An object of the present invention is to provide an end cap for an illumination apparatus and an illumination apparatus comprising this end cap.
  • This end cap has an improved switch ⁇ ing manner, wherein the end cap automatically switches on the electrical connection between a power supply or a adapter and a light emitting unit when being connected to the adapter, so as to implement a two-step safe operation, while manually switching on the electrical connection is not required after that the end cap is completely mounted and fixed to the adapter.
  • this end cap has a simple mechanical structure and user friendly configuration, and is suitable for the action of an operator when mounting and connecting a light emitting device to an adapter under normal conditions, such that an electrical connection is automatically switched on during mounting by means of the action.
  • an end cap for an illumination apparatus that is, an end cap for an illumination apparatus, which comprises a housing; an electrical conductor provided at an outer end surface of the housing, wherein the electrical conductor can be inserted in- to an adapter that supplies power; a switching unit accommo ⁇ dated in the housing, wherein the switching unit is used for switching on or switching off an electrical connection between the electrical conductor and other power consumption components of the illumination apparatus; and a drive unit for controlling the switching unit, wherein the drive unit is designed such that, during connecting the electrical conduc ⁇ tor to the adapter, the adapter applies a force moving the drive unit so as to automatically switch on the switching unit, and during disconnecting the electrical conductor from the adapter, the drive unit returns to an initial position with the action of a restoring force, so as to automatically switch off the switching unit.
  • the end cap according to the present invention has a simple mechanical structure, wherein the switching unit in the end cap can be turned on just by means of the force applied on the end cap by the adapter during connecting the end cap to the adapter, so as to automatically switch on the electrical connection between the adapter and a light emitting unit in connection with the end cap.
  • Such an operation process does not require additional manual operation to switch on the switching unit in the end cap, that is to say, the switching unit in the end cap is already turned on when the end cap is completely connected and fixed to the adapter, and the elec ⁇ tricity from the power supply can directly flow to the light emitting unit, such as a lamp tube, in connection with the end cap.
  • the drive unit is arranged to be partially exposed through the outer end surface, and to transfer the force applied on the drive unit to the switching unit in a direction towards the switching unit, so as to switch on the switching unit.
  • the adapter can control the switching unit provided in the interior of the housing through operation on the portion of the drive unit that is exposed through the outer end surface of the housing.
  • the force applied on the adapter through the end cap while the end cap is connecting to the adapter can be directly used to perform action on the portion of the drive unit which is exposed through the housing, such that the adapter can hereby exert a counter force on the drive unit of the end force.
  • the drive unit includes a first operation part which can extend out from an opening provided on the outer end surface and a second operation part provided in the hous- ing, wherein the first operation part can move towards the second operation part by means of the force applied by the adapter, and force the second operation part to move, so as to switch on the switching unit.
  • the first operation part can transfer the force applied thereon to the second operation part, so as to force the second operation part to move, such that the force applied from outside of the end cap is trans ⁇ ferred to the switching unit provided inside the end cap.
  • the opening is configured to allow the first op ⁇ eration part to move in a first moving direction parallel with the outer end surface.
  • the extending direction and length of the opening also define the moving direction and moving range for the first operation part in the housing.
  • a first cavity for accommodating the first opera ⁇ tion part and a second cavity for accommodating the second operation part are formed in the housing, wherein the first cavity is configured to be respectively in connection with the opening and the second cavity, wherein the first opera ⁇ tion part moves to a junction between the first cavity and the second cavity by means of the force applied by the adapt- er, and enters the second cavity with an action of a compo ⁇ nent force of the force and forces the second operation part to move along with the first operation part.
  • the first op ⁇ eration part and the second operation part are held respec- tively in the first cavity and in the second cavity, and when operation is performed on the first operation part, the first operation part can move from the first cavity into the second cavity, and then perform operation on the second operation part .
  • the switching unit comprises a third operation part for switching the on-off state of the switching unit and a fourth operation part for driving the third operation part, wherein the fourth operation part can transfer a force which is applied on the fourth operation part by the second opera ⁇ tion part to the third operation part, so as to switch the on-off state of the third operation part.
  • the fourth opera ⁇ tion part can transfer the force applied on the drive unit from outside of the end cap to the switching unit provided inside the housing, so as to perform operation on the switching unit.
  • the fourth operation part transfers the force which is applied on the fourth operation part by the second operation part to the third operation part in a manner of elastic deformation.
  • the control mode of elastic deformation can enable the volume of the operation parts, which are pro- vided for the purpose of controlling the switching unit, to be as small as possible.
  • the fourth operation part can perform inverse operation on the second operation part and the third operation part in a situation where the reset force brought by the elastic deformation can be used, that is to say, the second operation part is made to move in an opposite direction and the third operation part is made to reset .
  • the third operation part is configured as a but ⁇ ton type switching part
  • the fourth operation part is configured as a lever-type leaf spring.
  • the moving direction of the first operation part defined by the opening passes through the centre of the outer end surface and forms an angle of 45 degrees with respect to a connecting line between the electrical conductors.
  • the end cap further comprises a stopper provided on the outer end surface, the stopper and the housing togeth- er defining the first cavity, wherein the stopper is configured to stop the first operation part in a direction after that the first operation part moves for a predetermined dis ⁇ tance in the direction.
  • the first operation part is configured as a first button
  • the end cap further comprises a first spring, wherein the first spring is accommodated in the first cavity, and abuts against the first button with one end and abuts against the stopper with the other end.
  • the first button can have an automatic reset by means of the first spring, that is, return to the initial position in relation to the opening.
  • the second operation part is configured as a se ⁇ cond button
  • the end cap further comprises a second spring, wherein the second spring is accommodated in the se- cond cavity and at least partially surrounds the second but ⁇ ton.
  • the second button can move the first button by means of the re ⁇ storing force of the second spring, such that the first but ⁇ ton moves from the second cavity back to the first cavity.
  • the portion of the first operation part that is capable of extending through the outer end surface is de ⁇ signed to be hemispherical.
  • a hemispherical surface can ef ⁇ fectively convert a force which is applied on the first oper ⁇ ation part by the adapter into a component force which is in the moving direction of the first operation part defined by the opening.
  • this illumination apparatus comprises an end cap as described above and a light emitting unit in connection with the end cap, wherein the light emitting unit is in electrical connection with the switching unit.
  • Figure 1 shows an exploded schematic diagram of an end cap according to an embodiment of the present invention
  • Figure 2 shows a top schematic diagram of an end cap accord- ing to an embodiment of the present invention
  • Figure 3 shows a sectional schematic diagram of an end cap according to an embodiment of the present invention when the first operation part is at a first position
  • Figure 4 shows a sectional schematic diagram of an end cap according to an embodiment of the present invention when the first operation part is at a second position
  • Figure 5 shows another sectional schematic diagram of an end cap according to an embodiment of the present invention when the first operation part is at a first position
  • Figure 6 shows another sectional schematic diagram of an end cap according to an embodiment of the present invention when the first operation part is at a second position.
  • FIG. 1 shows an exploded schematic diagram of an end cap 100 according to an embodiment of the present invention.
  • the end cap 100 comprises a housing 1 and an electrical conductor 2 provided on the housing 1, wherein the housing 1 is preferably designed to have a cylindrical shape.
  • the end cap 100 further comprises a first operation part 41 which can be par- tially accommodated in the housing 1 and a second operation part 42 completely accommodated in the housing 1, a switching unit 3 for switching electrical connection for a light emit ⁇ ting unit (not shown) connected to the end cap 100, and a stopper 5 mounted to the housing 1.
  • the first operation part 41 is assigned with a first spring 43, and the first opera ⁇ tion part 41 is preferably designed as a first button, while the first spring 43 is at least partially accommodated in the first button.
  • the second operation part 42 is assigned with a second spring 44, and the second operation part 42 is prefer- ably designed as a second button, while the second spring 44 at least partially surrounds the second button.
  • the switching unit 3 is provided with a fourth operation part 32 with one end being fixed on the switching unit 3, wherein the fourth operation part 32 is preferably designed as a lever-type leaf spring.
  • Figure 2 shows a top schematic diagram of an end cap 100 ac ⁇ cording to an embodiment of the present invention.
  • An opening 0 is opened on an outer end surface S of the housing 1, and an electrical conductor 2 is connected to the outer end sur- face S.
  • the first operation part 41 partially extends through the opening 0, wherein the extended portion is preferably de ⁇ signed to be hemispherical. According to a preferred embodi ⁇ ment of the present invention, the opening 0 can partially extend into the stopper 5.
  • the opening 0 defines the movement of the first operation part 41 in a direction parallel with the outer end surface S.
  • the extending of this opening 0 can pass through the middle point of a connecting line between two electrical conductors 2, wherein this middle point can coincide with the centre of the outer end surface S that is designed in circular.
  • the moving direction of the first operation part 41 can preferably form an angle of 45 degrees with the connecting line between the electrical conductors 2.
  • Figure 3 shows a sectional schematic diagram of an end cap 100 according to an embodiment of the present invention when the first operation part 41 is at a first position.
  • the first operation part 41 is partially accommodated in the first cavity Rl and abuts against the inner wall of the first cavity Rl through the elastic force of the first spring 43.
  • the second operation part 42 and the second spring 44 are ac ⁇ commodated in the second cavity R2, and the second spring 44 at least partially surrounds the second operation part 42.
  • a separation structure T for limiting the deformation of the second spring 44 and for further at least partially accommo- dating the second spring 44 and the second operation part 42, and a hook-shaped end portion 422 of the second operation part 42 extends through this separation structure T and is locked on the separation structure T in a direction away from the switching unit 3.
  • the second operation part 42 further preferably has a flat end portion 423 provided at the other end facing away from the hook-shaped end portion 422.
  • the se ⁇ cond spring 44 is therefore accommodated in a space defined by the flat end portion 423 and the separation structure T.
  • the second operation part 42 further preferably has an extending portion 421 which extends outwardly from this flat end portion 423.
  • the first spring 43 connected to the first operation part 41 can be laid on this extending portion 421.
  • the second operation part 42 can only move towards the switching unit 3 under action of an external force.
  • the lever-type leaf spring, i.e. the fourth operation part 32 with one end being fixed on the switching unit 3 is not deformed as a result of the external force.
  • the switching unit 3 can also be accommodated in the second cavity R2 together with the se- cond operation part 42 and the second spring 44.
  • Figure 4 shows a sectional schematic diagram of an end cap 100 according to an embodiment of the present invention when the first operation part 41 is in a second position.
  • an external force e.g. during connecting the end cap 100 to an adapter (not shown) , which is preferably implemented as a socket which supplies electrical power
  • the first operation part 41 begins to move and can move to a junction between the first cavity Rl and the second cavity R2, and then move to enter the second cavity R2, so as to force the second operation part 42 to move together.
  • the first spring 43 moves on the extending portion 421 along with the first operation part 41.
  • the first operation part 41 presses the second operation part 42 on the flat end portion 423 of the second operation part 42, then the flat end portion 423 ex ⁇ trudes the second spring 44, and the hook-shaped end portion 422 further moves in a direction away from the separation structure T and presses the fourth operation part 32, such that the fourth operation part 32 undergoes elastic defor ⁇ mation so as to switch on the switching unit 3.
  • Figure 5 shows another sectional schematic diagram of an end cap 100 according to an embodiment of the present invention when the first operation part 41 is in the first position.
  • Figure 5 shows another sectional view with respect to figure 3.
  • the third operation part 31 provided on the switching unit 3 does not have a change in position relative to the switching unit 3, wherein a first end of the third op ⁇ eration part 31 is inserted into the switching unit 3 and is in fixed connection with the switching unit 3.
  • the third operation part 31 is preferably arranged to be a push-button switching part, and further can preferably have the shape of a pin.
  • Figure 6 shows another sectional schematic diagram of an end cap 100 according to an embodiment of the present invention when the first operation part 41 is in the second position.
  • Figure 6 shows another sectional view with respect to figure 4.
  • the first operation part 41 under the action of an external force, prompts the second operation part 42 to move towards the switching unit 3, and hereby, the fourth op ⁇ eration part 32 undergoes deformation and extrudes the third operation part 31 in a situation where one end is position- fixed. Accordingly, the third operation part 31 undergoes a change in position so as to switch the on-off state of the switching unit 3, that is, to switch on the switching unit 3.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Push-Button Switches (AREA)
  • Tumbler Switches (AREA)
  • Switch Cases, Indication, And Locking (AREA)

Abstract

La présente invention concerne un couvercle d'extrémité (100) pour un appareil d'éclairage et un appareil d'éclairage. Ledit couvercle d'extrémité (100) comprend : un boîtier (1) ; un conducteur électrique (2) disposé sur une surface d'extrémité extérieure (S) du boîtier (1), ledit conducteur électrique (2) pouvant être inséré dans une douille qui fournit de l'énergie ; une unité de commutation (3) accueillie dans le boîtier (1), ladite unité de commutation (3) étant utilisée établir ou couper la connexion électrique entre le conducteur électrique (2) et d'autres composants de de l'appareil d'éclairage consommant de l'énergie ; et une unité de commande (4) pour commander l'unité de commutation (3), ladite unité de commande (4) étant conçue de telle façon que, pendant la connexion du conducteur électrique (2) à la douille, la douille applique une force déplaçant l'unité de commande (4) de façon mettre automatiquement sous tension l'unité de commutation (3), et pendant la déconnexion du conducteur électrique (2) par rapport à la douille, l'unité de commande (4) retourne dans une position initiale sous l'action d'une force de rappel, de manière mettre automatiquement hors tension l'unité de commutation (3).
PCT/EP2015/059470 2014-07-25 2015-04-30 Couvercle d'extrémité pour un appareil d'éclairage, et appareil d'éclairage Ceased WO2016012112A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410361636.9 2014-07-25
CN201410361636.9A CN105333404B (zh) 2014-07-25 2014-07-25 照明装置的端盖和照明装置

Publications (1)

Publication Number Publication Date
WO2016012112A1 true WO2016012112A1 (fr) 2016-01-28

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2015/059470 Ceased WO2016012112A1 (fr) 2014-07-25 2015-04-30 Couvercle d'extrémité pour un appareil d'éclairage, et appareil d'éclairage

Country Status (2)

Country Link
CN (1) CN105333404B (fr)
WO (1) WO2016012112A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107332090B (zh) * 2016-05-20 2019-03-19 欧普照明股份有限公司 转接器、光源装置和照明设备
CN108072023B (zh) * 2016-11-18 2021-09-07 朗德万斯公司 用于灯管的端盖、灯管以及用于安装灯管的方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2466701A1 (fr) * 2010-12-17 2012-06-20 Alps Electric Co., Ltd. Dispositif de commutation de lampe à DEL à tube droit et lampe à DEL à tube droit l'utilisant
DE202012100373U1 (de) * 2012-02-03 2013-05-06 Plastimat Gmbh Leuchtröhre
US20130127327A1 (en) * 2010-05-07 2013-05-23 Fraunhofer-Gesellschaft Zur Forderung Lamp for Replacing a Fluorescent Tube
DE102012206188A1 (de) * 2012-04-16 2013-10-17 Osram Gmbh Leuchtröhre und Verfahren zum Herstellen einer Leuchtröhre
WO2013191377A1 (fr) * 2012-06-20 2013-12-27 테크룩스 주식회사 Lampe à diodes électroluminescentes tubulaire ayant une base de protection contre les chocs électriques

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202511023U (zh) * 2011-12-16 2012-10-31 鹤山市银雨照明有限公司 一种可连接式led日光灯管
CN203605158U (zh) * 2013-11-27 2014-05-21 莱特尔科技公司 一种led灯管端盖组件

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130127327A1 (en) * 2010-05-07 2013-05-23 Fraunhofer-Gesellschaft Zur Forderung Lamp for Replacing a Fluorescent Tube
EP2466701A1 (fr) * 2010-12-17 2012-06-20 Alps Electric Co., Ltd. Dispositif de commutation de lampe à DEL à tube droit et lampe à DEL à tube droit l'utilisant
DE202012100373U1 (de) * 2012-02-03 2013-05-06 Plastimat Gmbh Leuchtröhre
DE102012206188A1 (de) * 2012-04-16 2013-10-17 Osram Gmbh Leuchtröhre und Verfahren zum Herstellen einer Leuchtröhre
WO2013191377A1 (fr) * 2012-06-20 2013-12-27 테크룩스 주식회사 Lampe à diodes électroluminescentes tubulaire ayant une base de protection contre les chocs électriques

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Publication number Publication date
CN105333404A (zh) 2016-02-17
CN105333404B (zh) 2020-06-16

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