CN203099723U - Light-emitting diode (LED) lamp cap capable of being rotatably locked and LED light bar thereof - Google Patents
Light-emitting diode (LED) lamp cap capable of being rotatably locked and LED light bar thereof Download PDFInfo
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- CN203099723U CN203099723U CN2013200053461U CN201320005346U CN203099723U CN 203099723 U CN203099723 U CN 203099723U CN 2013200053461 U CN2013200053461 U CN 2013200053461U CN 201320005346 U CN201320005346 U CN 201320005346U CN 203099723 U CN203099723 U CN 203099723U
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- groove
- stop pin
- led lamp
- rotating seat
- lamp holder
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Abstract
The utility model discloses a light-emitting diode (LED) lamp cap capable of being rotatably locked and an LED light bar thereof. The LED lamp cap overcomes the defects that customer requirements for rotating angles and fixing angles cannot be met and solves the problem that irradiating angles of the LED light bar are difficult to control. The LED lamp cap capable of being rotatably locked comprises a rotating seat and a fixing base which is connected with the rotating seat. The rotating seat comprises a shell body, two copper needles and a positioning mechanism, wherein the two copper needles are exposed outside the bottom of the shell body, and the positioning mechanism is used for positioning the rotating seat. The fixing base comprises a light tube inserting connection shell body and a rotating seat connector mechanism which is arranged above the light tube inserting connection shell body, and the rotating seat connector mechanism is connected with the rotating seat. The positioning mechanism comprises a clamping groove and a locking mechanism, wherein the clamping groove is formed in the side edge of the shell body, and the locking mechanism is arranged inside the clamping groove. The LED light bar based on the LED lamp cap comprises an LED light tube and two LED lamp caps capable of being rotatably locked, wherein the LED lamp caps are arranged at two ends of the LED light tube respectively, and the LED light tube inserting connection shell body is connected with the light tube.
Description
Technical field
The utility model patent relates to the LED lighting, relates to lamp holder and the LED lamp bar thereof of a kind of rotatable locking LED by it.
Background technology
Existing LED lamp holder adopts with fluorescent tube fixedlys connected, so after LED lamp bar installs and fixes, its irradiating angle has also fixed, can't regulate the direction of illumination of LED lamp bar, yet the lighting angle of led light source itself is limited, therefore, be necessary to propose a kind of LED lamp holder of rotatable locking, to satisfy the requirement of client to the anglec of rotation and fixed angle.
Summary of the invention
The purpose of this utility model is in order to overcome above-mentioned defective of the prior art, promptly can't to satisfy the requirement of client to the bright dipping anglec of rotation and fixed angle.The utility model provides a kind of LED lamp holder of rotatable locking, can effectively solve the limited problem of rising angle of LED lamp bar, and can regulate the direction of illumination of LED lamp bar.
In order to solve the problems of the technologies described above, the technical solution of the utility model is:
A kind of LED lamp holder of rotatable locking comprises: rotating seat and the holder that is connected with described rotating seat; Wherein, described rotating seat comprises a housing, two copper pin and detent mechanisms that are used for the rotating seat location that are exposed to the housing bottom outside; Described holder comprises fluorescent tube insertion shell and the rotating seat interface agency that is positioned at fluorescent tube insertion shell top, and described rotating seat interface agency is connected with rotating seat; Described detent mechanism comprises the draw-in groove that is arranged on the housing side and places the interior locking mechanism of draw-in groove.
Preferably, described rotating seat interface agency comprises the interface protuberance and centers on the groove of described interface protuberance that be provided with at least two rationed marketing holes in the described groove, described rationed marketing hole is the locking mechanism that is used for receiving rotating seat.
Preferably, described rationed marketing hole equidistantly distributes along the semi arch track.
Preferably, described semi arch track both sides are provided with screw hole.
Preferably, described rationed marketing hole is the blind hole that caves inward from groove floor.
Preferably, the side that is positioned at described groove is provided with the corresponding graduation mark of quantity and position and rationed marketing hole.
Preferably, described locking mechanism comprises spring and stop pin, and an end of described spring is inserted in or connects stop pin, and the other end of described spring contacts with the draw-in groove bottom, and when described spring in the raw the time, the part of stop pin protrudes in the outside of draw-in groove.
Preferably, described stop pin comprises stop pin front end and the stop pin afterbody that is connected with described stop pin front end; One end of described spring is inserted in or connects the stop pin afterbody; The structure of described stop pin front end and rationed marketing pore structure are complementary, and when described spring in the raw the time, described stop pin front end protrudes in the outside of draw-in groove and places inside, rationed marketing hole.
Preferably, described draw-in groove is arranged on the side of housing and is into a single integrated structure with housing; Described draw-in groove comprises the U type groove that caves inward from the case side surface; Described stop pin also comprises the direction board that faces the draw-in groove outside, and the length of described direction board is less than the length of U type groove; When described spring was in compressive state, described stop pin front end placed draw-in groove inside.
Preferably, described draw-in groove also comprise be arranged on enclosure interior and with the corresponding projection of U type groove, described projection be provided with circular hole towards lateral surface, described circular hole connects along the case side edge direction, described U type groove centre is provided with U type opening, described circular hole and U type open communication; Described stop pin also comprises the stem that is connected that connects described stop pin front end and direction board, and the width of described connection stem equates with the width of U type opening.
The invention also discloses a kind of LED lamp bar of LED lamp holder manufacturing of rotatable locking, comprise a LED fluorescent tube and two LED lamp holders that lay respectively at the rotatable locking of described LED lamp tube ends; Described LED fluorescent tube insertion shell is connected with fluorescent tube.
Because holder is provided with at least two along rationed marketing hole that the semicircle track equidistantly distributes and be provided with the graduation mark corresponding with rationed marketing hole number and position, so the user can be easily according to the irradiating angle requirement of actual lamp bar and the prompting of graduation mark, the detent mechanism of rotating seat is inserted in the rationed marketing hole exactly, reaches the effect of location.
Description of drawings
Fig. 1 is the three-dimensional exploded view of embodiment one rotation lamp holder rotating seat of the present utility model;
Fig. 2 (a) is the cutaway view of embodiment one rotation lamp holder rotating seat of the present utility model
Fig. 2 (b) is the cutaway view of Fig. 2 (a) along the B-B direction;
Fig. 3 (a) is the front view of embodiment one stop pin of the present utility model;
Fig. 3 (b) is the stereogram of embodiment one stop pin of the present utility model;
Fig. 4 is the stereogram of the utility model embodiment one rotation lamp holder holder;
Fig. 5 (a) is the front view of the utility model embodiment one rotation lamp holder holder
Fig. 5 (b) is the stereogram of the utility model embodiment one rotation lamp holder holder
Fig. 5 (c) is the cutaway view of Fig. 5 (a) along the E-E direction;
Fig. 6 is the cutaway view of the utility model embodiment one rotation lamp holder;
Fig. 7 (a) is the stereogram that the utility model embodiment one rotation lamp holder is connected with fluorescent tube;
Fig. 7 (b) is the cutaway view that the utility model embodiment one rotation lamp holder is connected with fluorescent tube.
The specific embodiment
For making the technical solution of the utility model clearer, below come the utility model is elaborated by specific embodiment.
Embodiment one
With reference to the accompanying drawings, the preferred embodiment one to a kind of rotatable locking LED lamp holder of the present utility model describes.
Below in conjunction with accompanying drawing, the specific embodiment of a kind of rotatable locking LED lamp holder that the utility model is provided is described in detail.
A kind of rotatable locking LED lamp holder that the utility model provides comprises rotating seat and the holder that is connected with this rotating seat.
Shown in accompanying drawing 1, Fig. 2 (a) and Fig. 2 (b), rotating seat 1 comprises the housing 11 of a cylindrical cup-shaped, at least two back-offs that are positioned at housing 11 bottom inside 12, two copper pin 13 and detent mechanisms 14 that are used for the rotating seat location that are exposed to the housing bottom outside.Wherein, the front end of described back-off 12 has overhanging gib head 121, and the front end of gib head 121 is taper seat or inclined-plane, and gib head 121 is in order to be connected and fixed seat.Detent mechanism 14 comprises the draw-in groove 141 that is arranged on housing 11 sides and places locking mechanism 142 in the draw-in groove 141.In the present embodiment, draw-in groove 141 is arranged on the side of housing 11 and is into a single integrated structure with housing 11.Described draw-in groove 141 comprises the U type groove 1411 that caves inward from housing 11 side surfaces and is arranged on inner and corresponding with U type groove 1411 projection 1412 of housing 11.Described protruding 1412 be provided with circular hole 1413 towards lateral surface, circular hole 1413 connects along housing 11 side directions.Described U type groove 1411 centre are provided with U type opening 1414, and described circular hole 1413 is communicated with U type opening 1414.
Locking mechanism comprises spring and stop pin, and an end of described spring is inserted in or connects stop pin, and the other end of described spring contacts with the draw-in groove bottom, and when described spring in the raw the time, the part of stop pin protrudes in the outside of draw-in groove.In the present embodiment, shown in Fig. 1, Fig. 3 (a) and Fig. 3 (b), locking mechanism 142 comprises spring 143 and stop pin 144, described stop pin 144 comprises stop pin front end 1441, the stop pin afterbody 1442 that is connected with stop pin front end 1441 and be positioned at stop pin front end 1441 and the direction board 1443 of the band arrow-shaped pit of stop pin afterbody 1442 sides.Stop pin 144 is into a single integrated structure; One end of described spring 143 is inserted in or connects stop pin afterbody 1442, and when described spring in the raw the time, described stop pin front end protrudes in the outside of draw-in groove.The diameter of the diameter of described stop pin front end 1441 and spring 143 is equal to or less than the diameter of circular hole 1413, and the diameter of spring is equal to or less than the diameter of stop pin front end 1441, greater than the diameter of stop pin afterbody 1442, so that circular hole 1413 inside that stop pin afterbody 1442 inserts spring 143 inside and inserts projection 1412 with spring 143.Be complementary and face draw-in groove 141 outsides with the structure of the structure of the direction board 1443 of arrowhead-shaped pit and U type groove 1411, promptly the length of direction board 1443 is less than the length of U type groove 1411.Connect stop pin front end 1441 and equate that with the width of U type opening 1414 the arrow-shaped pit surface is provided with projection, be convenient to stop pin 144 and promote along U type opening 1414 directions with the width that is connected stem 1444 of the direction board 1443 of band arrow-shaped pit.When described spring 143 was in compressive state, described stop pin front end 1441 placed in the draw-in groove.
When reality was used, an end of spring 143 was inserted in or connects stop pin afterbody 1442, and the other end of spring 143 inserts circular hole 1413 inside of draw-in groove 141; When staff according to direction board 1443 when circular hole 143 bottoms of draw-in groove 141 promote stop pin 144, stop pin afterbody 1442 moves along circular hole 1413 inwalls, connecting stem 1444, also to be inserted into U type opening 1414 inner and move along U type opening 1414 inwalls; When spring 143 was compressed into the limit, stop pin front end 1441 was deep into circular hole 1413 inside fully; When openhanded opening, stop pin 144 is along with the back stretch of spring 143 outwards moves.In a preferred embodiment, relative with stop pin afterbody 1442 spring 143 other ends are connected with circular hole 1413 bottoms of draw-in groove 141.
In the present embodiment, as shown in Figure 1, rotating seat 1 comprises that also lamp holder pad 15, housing 11 bottoms also are provided with the through hole 151 that is complementary with two copper pin sizes.Lamp holder pad 15 is PCB wiring boards, and this PCB wiring board is provided with the pad that two through holes 151 corresponding with copper pin size and position and fluorescent tube are electrically connected.The through hole 16 that copper pin 13 passes housing 11 bottoms respectively and the through hole 151 of lamp holder pad also are fixed on the housing 11 in the mode of rivet.
As shown in Figure 4, holder 2 comprises fluorescent tube insertion shell 21 and the rotating seat interface agency 22 that is positioned at fluorescent tube insertion shell 21 tops.Fluorescent tube insertion shell 21 is in order to the connection fluorescent tube, and rotating seat interface agency 22 is in order to connect rotating seat.In the present embodiment, fluorescent tube insertion shell 21 is into a single integrated structure with rotating seat interface agency 22.
As Fig. 4, Fig. 5 (a), 5(b) and 5(c) shown in, the axis of fluorescent tube insertion shell 21 is provided with step-like through hole 211.This step-like through hole 211 is made up of with the through hole 2112 of getting out of a predicament or an embarrassing situation the through hole 2111 of topping bar, and the aperture of the through hole 2111 of topping bar is less than the aperture of the through hole 2112 of getting out of a predicament or an embarrassing situation.Get out of a predicament or an embarrassing situation through hole 2112 in order to receive fluorescent tube, the through hole 2111 symmetrical both sides of topping bar are provided with screw hole 23, this screw hole 23 connects fluorescent tube insertion shell 21 to getting out of a predicament or an embarrassing situation, in order to realize being connected of fluorescent tube and fluorescent tube insertion shell 21 by screw, get out of a predicament or an embarrassing situation on the step of through hole 2112, one side of screw hole 23 lines also is provided with a circular-arc protuberance 2113, is used for fixing the PC cover of LED fluorescent tube.
Rotating seat interface agency 22 comprises interface protuberance 222 and centers on the groove 223 of this interface protuberance, is provided with at least two rationed marketing holes 24 in the described groove.The position, axis of interface protuberance 222 is provided with interface through hole 221, and the interface via top is provided with outer 2211.The height of interface protuberance 222 is greater than the height of groove 223, to allow interface protuberance 222 protrude outside groove 223.Interface through hole 221 is overlapping with the center line of step through-hole 211.The outer 2211 of interface through hole is in order to receiving the back-off of rotating seat, and the outer 2211 of interface through hole of holder 2 is convenient to insert to connect rotating seat and holder 2 in the taper seat of back-off gib head or inclined-plane.In the present embodiment, groove 223 is to be the circular groove in the center of circle around interface protuberance 222 and with the center of interface through hole 221.Be provided with at least two rationed marketing holes 24 in the groove 223, described rationed marketing hole 24 is the locking mechanisms that are used for receiving rotating seat.In the present embodiment, rationed marketing hole 24 is the stop pin front ends that are used for receiving rotating seat, the structure of described rationed marketing hole 24 structures and stop pin front end is complementary, and when described spring in the raw the time, described stop pin front end protrudes in the outside of draw-in groove and places 24 inside, rationed marketing hole.After the stop pin front end was inserted into rationed marketing hole 24, the rotation toilet can not rotate.In the present embodiment, the number in this rationed marketing hole 24 is 13, and they are equidistantly to distribute along the semi arch track that is the center of circle with the center of interface through hole 221; Rationed marketing hole 24 is the blind holes that cave inward from groove floor; The side that is positioned at groove is provided with the corresponding graduation mark 26 of quantity and position and rationed marketing hole, and this graduation mark can make things convenient for the user to select the suitable anglec of rotation; Screw hole 23 connects to the surface of groove 223 from the through hole 2112 of getting out of a predicament or an embarrassing situation, and in the present embodiment, described semi arch track both sides are provided with screw hole respectively, promptly is arranged on the next door in first rationed marketing hole and the 13 rationed marketing hole.
Also be provided with three salient points 25 in the groove 223 of holder, one of them salient point 25 is positioned at the midpoint in semicircle zone, non-rationed marketing hole, is used to prevent 222 distortion of interface protuberance; Two other salient point 25 is adjacent with two screw holes 23, just in time contacts with the projection of rotating seat draw-in groove place band circular hole behind the installation forming, is used for preventing that the angle of rotating the lamp holder rotation from surpassing 180
OBecause in the present embodiment, the number in rationed marketing hole is 13, and they are to be that the semi arch track in the center of circle equidistantly distributes along the center with interface through hole 221; Two rationed marketing holes of edge and screw hole are overlapped, when the anglec of rotation is 0
oOr 180
oThe time, can not be well fixedly rotating seat and holder, so can limit the location by the projection of described salient point 25 and rotating seat draw-in groove place band circular hole.
In the present embodiment, as Fig. 5 (c) and shown in Figure 6, described back-off 12 is the elasticity back-off, the diameter of a circle that all back-off top 122 outer surfaces are formed and the equal diameters of interface through hole 221, wherein, the length on back-off top 122 is defined as d, the degree of depth of rotating seat housing is defined as H, the outer 2211 of interface through hole is h to the distance definition of groove, H then, h and d satisfy relational expression: H=h+d, so when the rotating seat lower end contacts with holder groove 223, the gib head 121 of back-off just in time catches on the outer 2211 of interface through hole, thereby has fixed rotating seat 1 and holder 2.
The direction board of stop pin front end, stop pin afterbody and band arrow-shaped pit is integrative-structure, can be along parallel moving on the direction of arrow indication, after the installation, the stop pin front end is arranged in of 13 rationed marketing holes, spring in the raw, or compressive state a little, when needing to regulate the anglec of rotation, the compression spring, the stop pin front end leaves the rationed marketing hole, prompting according to graduation mark, the rotation lamp holder is to required angle, and pull-off spring, stop pin front end enter in the rationed marketing hole, fixing lamp holder, thus realized rotatable fixable LED lamp holder.
As accompanying drawing 7(a) and Fig. 7 (b) shown in, a kind of LED lamp bar that the utility model provides based on rotatable locking LED lamp holder, comprise 3, two of LED fluorescent tubes be positioned at lamp tube ends above-mentioned rotatable locking LED lamp holder 4 and be used for fixing lamp holder and the screw of fluorescent tube 5; Wherein, the fluorescent tube insertion shell of LED lamp holder is connected with the LED fluorescent tube.In the present embodiment, described fluorescent tube is made up of face shield 31, LED light emitting source and shell 32; The LED light emitting source is to have pcb board, LED luminescence unit and power supply to constitute.Pcb board is provided with a plurality of LED luminescence units, and described shell is provided with screw hole, is used for accepting to connect the screw of lamp holder and fluorescent tube.
Described face shield is the PC material, for reaching effective lighting function, has transparent and two kinds of face shields of diffusion; Shell is the aluminum alloy material shell.
Described screw runs through the screw hole on the lamp holder holder, arrives the screw hole on the fluorescent tube, and the screw hole on the described fluorescent tube is corresponding with lamp holder holder position.
More than the utility model is described in detail, use specific case in the literary composition principle of the present utility model and embodiment set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (11)
1. the LED lamp holder of a rotatable locking, comprise: rotating seat and the holder that is connected with described rotating seat, it is characterized in that described rotating seat comprises a housing, two copper pin and detent mechanisms that are used for the rotating seat location that are exposed to the housing bottom outside; Described holder comprises fluorescent tube insertion shell and the rotating seat interface agency that is positioned at fluorescent tube insertion shell top, and described rotating seat interface agency is connected with rotating seat; Described detent mechanism comprises the draw-in groove that is arranged on the housing side and places the interior locking mechanism of draw-in groove.
2. the LED lamp holder of a kind of rotatable locking according to claim 1, it is characterized in that, described rotating seat interface agency comprises the interface protuberance and centers on the groove of described interface protuberance, be provided with at least two rationed marketing holes in the described groove, described rationed marketing hole is the locking mechanism that is used for receiving rotating seat.
3. the LED lamp holder of a kind of rotatable locking according to claim 2 is characterized in that, described rationed marketing hole equidistantly distributes along the semi arch track.
4. the LED lamp holder of a kind of rotatable locking according to claim 3 is characterized in that, described semi arch track both sides are provided with screw hole.
5. the LED lamp holder of a kind of rotatable locking according to claim 2 is characterized in that, described rationed marketing hole is the blind hole that caves inward from groove floor.
6. the LED lamp holder of a kind of rotatable locking according to claim 2 is characterized in that, the side that is positioned at described groove is provided with the corresponding graduation mark of quantity and position and rationed marketing hole.
7. the LED lamp holder of a kind of rotatable locking according to claim 2, it is characterized in that, described locking mechanism comprises spring and stop pin, one end of described spring is inserted in or connects stop pin, the other end of described spring contacts with the draw-in groove bottom, when described spring in the raw the time, the part of stop pin protrudes in the outside of draw-in groove.
8. the LED lamp holder of a kind of rotatable locking according to claim 7 is characterized in that, described stop pin comprises stop pin front end and the stop pin afterbody that is connected with described stop pin front end; One end of described spring is inserted in or connects the stop pin afterbody; The structure of described stop pin front end and rationed marketing pore structure are complementary, and when described spring in the raw the time, described stop pin front end protrudes in the outside of draw-in groove and places inside, rationed marketing hole.
9. the LED lamp holder of a kind of rotatable locking according to claim 8 is characterized in that, described draw-in groove is arranged on the side of housing and is into a single integrated structure with housing; Described draw-in groove comprises the U type groove that caves inward from the case side surface; Described stop pin also comprises the direction board that faces the draw-in groove outside, and the length of described direction board is less than the length of U type groove; When described spring was in compressive state, described stop pin front end placed draw-in groove inside.
10. the LED lamp holder of a kind of rotatable locking according to claim 9, it is characterized in that, described draw-in groove also comprise be arranged on enclosure interior and with the corresponding projection of U type groove, described projection be provided with circular hole towards lateral surface, described circular hole connects along the case side edge direction, described U type groove centre is provided with U type opening, described circular hole and U type open communication; Described stop pin also comprises the stem that is connected that connects described stop pin front end and direction board, and the width of described connection stem equates with the width of U type opening.
11. the LED lamp bar according to the LED lamp holder of the arbitrary described a kind of rotatable locking of claim 1 to 10 is made is characterized in that, comprises a LED fluorescent tube and two LED lamp holders that lay respectively at the rotatable locking of described LED lamp tube ends; Described LED fluorescent tube insertion shell is connected with fluorescent tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200053461U CN203099723U (en) | 2013-01-07 | 2013-01-07 | Light-emitting diode (LED) lamp cap capable of being rotatably locked and LED light bar thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200053461U CN203099723U (en) | 2013-01-07 | 2013-01-07 | Light-emitting diode (LED) lamp cap capable of being rotatably locked and LED light bar thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203099723U true CN203099723U (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200053461U Expired - Lifetime CN203099723U (en) | 2013-01-07 | 2013-01-07 | Light-emitting diode (LED) lamp cap capable of being rotatably locked and LED light bar thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN203099723U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104676271A (en) * | 2013-11-29 | 2015-06-03 | 海洋王（东莞）照明科技有限公司 | Lamp |
| WO2016041132A1 (en) * | 2014-09-15 | 2016-03-24 | 深圳市豪恩光电照明股份有限公司 | Rotation lamp holder and rotation lamp tube |
| CN106195749A (en) * | 2016-08-26 | 2016-12-07 | 深圳兴通成机电技术有限公司 | A kind of locked mechanism and a kind of light fixture |
| CN106287328A (en) * | 2015-06-05 | 2017-01-04 | 金善权 | The anglec of rotation easily regulates LED illumination device |
| CN107388161A (en) * | 2016-05-17 | 2017-11-24 | 深圳帅航移动照明科技有限公司 | The removable rotational structure and movable LED lamp of a kind of movable LED lamp |
-
2013
- 2013-01-07 CN CN2013200053461U patent/CN203099723U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104676271A (en) * | 2013-11-29 | 2015-06-03 | 海洋王（东莞）照明科技有限公司 | Lamp |
| WO2016041132A1 (en) * | 2014-09-15 | 2016-03-24 | 深圳市豪恩光电照明股份有限公司 | Rotation lamp holder and rotation lamp tube |
| CN106287328A (en) * | 2015-06-05 | 2017-01-04 | 金善权 | The anglec of rotation easily regulates LED illumination device |
| CN107388161A (en) * | 2016-05-17 | 2017-11-24 | 深圳帅航移动照明科技有限公司 | The removable rotational structure and movable LED lamp of a kind of movable LED lamp |
| CN106195749A (en) * | 2016-08-26 | 2016-12-07 | 深圳兴通成机电技术有限公司 | A kind of locked mechanism and a kind of light fixture |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20130731 |
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| CX01 | Expiry of patent term |