CN110185956A - Light source assembly joint structure and lamps and lanterns - Google Patents
Light source assembly joint structure and lamps and lanterns Download PDFInfo
- Publication number
- CN110185956A CN110185956A CN201910517126.9A CN201910517126A CN110185956A CN 110185956 A CN110185956 A CN 110185956A CN 201910517126 A CN201910517126 A CN 201910517126A CN 110185956 A CN110185956 A CN 110185956A
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- China
- Prior art keywords
- light source
- source assembly
- connecting portion
- joint structure
- wire connecting
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
-
- 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
- F21V19/00—Fastening of light sources or lamp holders
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention belongs to technical field of lamps, more particularly to a kind of light source assembly joint structure and lamps and lanterns, the light source assembly joint structure, for the lamp plate in electrical communication driver and light source assembly, the light source assembly joint structure includes junction block, fastener and conductive sheet, conductive sheet include wire connecting portion and be connected to wire connecting portion side interconnecting piece, interconnecting piece extends towards lamp plate and is electrically connected with lamp plate, wire connecting portion is installed on junction block by fastener, and the conducting wire that driver is drawn is pressed on interconnecting piece by fastener to be connected to driver and lamp plate.During replacing light source assembly, only need to will unscrew fastener, then by the connection part of conducting wire and conductive sheet from, then the replacement operation of light source assembly is directly carried out again, in this way, the light source assembly replacement operation in lamps and lanterns is enormously simplified, so that the light source assembly replacement operation in lamps and lanterns is time saving and energy saving.
Description
Technical field
The invention belongs to technical field of lamps more particularly to a kind of light source assembly joint structures and lamps and lanterns.
Background technique
Lamps and lanterns are as lamps and lanterns common in people's daily life, and existing lamps and lanterns are generally by light source assembly, driver and lamps and lanterns
Shell composition, driver directly leads out conducting wire, then conducting wire is directly welded on the lamp plate in light source assembly again, to realize
Electric connection between driver and lamp plate, but during replacing light source assembly is needed conducting wire using soldering iron from lamp
It is separated on plate, in this way, causing replacement light source assembly complicated for operation, time-consuming, laborious, and meeting damage wires and lamp plate, even
Lamps and lanterns are caused directly to scrap.
Summary of the invention
The purpose of the present invention is to provide a kind of light source assembly joint structure and lamps and lanterns, it is intended to solve lamp in the prior art
The replacement light source assembly of tool technical problem complicated for operation, time-consuming, laborious.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of light source assembly joint structure, for electrically connect
Lamp plate in logical driver and light source assembly, the light source assembly joint structure include junction block, fastener and conductive sheet, described
Conductive sheet include wire connecting portion and be connected to the wire connecting portion side interconnecting piece, the interconnecting piece extends towards the lamp plate
And be electrically connected with the lamp plate, the wire connecting portion is installed on the junction block by the fastener, and the driver draws
Conducting wire out is pressed on the interconnecting piece by the fastener to be connected to the driver and the lamp plate.
Optionally, offer the first perforating in the wire connecting portion, the fastener pass through after first perforating with
The junction block connection；The lamp plate be equipped be electrically connected position, the interconnecting piece backwards to the wire connecting portion lapping ends in institute
It states and is electrically connected on position.
Optionally, the junction block is equipped with wire connection cavity, and the wire connecting portion and the fastener are respectively positioned in the wire connection cavity,
The wire connection cavity is equipped with notch close to the inner wall of the lamp plate；The interconnecting piece includes fixed section and is connected to described solid
Determine first linkage section and the second linkage section at section both ends, the fixed section is connected in the notch, second linkage section court
Extend to lamp plate and be electrically connected with the lamp plate, first linkage section extend in the wire connection cavity and with the wire connecting portion
Connection.
Optionally, the fastener includes fastening bolt and fastening nut, and the wire connection cavity is equipped with blind hole, the fastening spiral shell
Master card is connected in the blind hole, and the stud of the fastening bolt connects after passing through first perforating with the fastening nut screw thread
It connects.
Optionally, the light source assembly joint structure further includes limit film, and opposite two wall surfaces of the wire connection cavity are set respectively
There are the first clamping groove and the second clamping groove, first clamping groove and the second clamping groove face setting, it is described
The opposite two edges portion of limit film is connected in first clamping groove and second clamping groove respectively and seals described
The opening of blind hole, the limit film offers the second perforating, after the stud of the fastening bolt passes through second perforating
It is threadedly coupled with the fastening nut.
Optionally, the conducting wire is connected with OT terminal, and the stud of the fastening bolt sequentially passes through the OT terminal and institute
It is threadedly coupled after stating the first perforating with the fastening nut, the OT terminal is pressed in described by the nut of the fastening bolt
In wire connecting portion.
Optionally, the light source assembly joint structure further includes compressing piece, and the compression piece offers third perforating, institute
It states and compresses piece and wire connecting portion lamination setting, the conducting wire protrudes between the compression piece and the wire connecting portion, the fastening
The stud of bolt be threadedly coupled after sequentially passing through first perforating and the third perforating with the fastening nut so that
The conductor clamping is obtained between the compression piece and the conductive sheet.
Optionally, the stud of the fastening bolt is fixedly connected with the compression piece.
Optionally, the compression piece is equipped with cross protrusion, the intersection of the cross protrusion towards the end face of the wire connecting portion
Center is located in the third perforating.
Said one or multiple technical solutions in light source assembly joint structure provided by the invention at least have following skill
One of art effect: during assembling, after being first electrically connected the interconnecting piece of conductive sheet and lamp plate, recycle fastener that will lead
The wire connecting portion of electric piece is fixed on junction block, and conducting wire is pressed in wire connecting portion using fastener simultaneously, by conducting wire with connect
Being pressed into contact between line portion, to realize the electrical communication of driver and lamp plate；So in the process of replacement light source assembly
In, it need to will only unscrew fastener, then by the connection part of conducting wire and conductive sheet from the then directly replacement of progress light source assembly again
Operation, in this way, light source assembly replacement operation is enormously simplified, so that light source assembly replacement operation is time saving and energy saving；And using tight
The disassembling operations of the connection type of firmware, fastener are simple and reliable, additionally it is possible to which the multiple of light source assembly may be implemented in repeated disassembled and assembled
Replacement, extends the service life of lamps and lanterns.
The present invention use another solution is that a kind of lamps and lanterns, including driver, light source assembly and lamp outer casing,
The light source assembly includes above-mentioned light source assembly joint structure, and the driver is installed in the lamp outer casing, the light
Source component is installed on the lamp outer casing, and the conducting wire and the wire connecting portion that the driver is drawn are electrically connected.
Lamps and lanterns of the invention during replacing light source assembly, are only needed due to using above-mentioned light source assembly joint structure
Fastener will be unscrewed, then by the connection part of conducting wire and conductive sheet from then directly carrying out the replacement operation of light source assembly again, such as
This, enormously simplifies the light source assembly replacement operation in lamps and lanterns, so that the light source assembly replacement operation in lamps and lanterns is time saving and energy saving；And
And using the connection type of fastener, the disassembling operations of fastener are simple and reliable, additionally it is possible to which repeated disassembled and assembled may be implemented in lamps and lanterns
Light source assembly multiple replacement, extend the service life of lamps and lanterns.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the structural schematic diagram of lamps and lanterns provided in an embodiment of the present invention.
Fig. 2 is the partial enlarged view in Fig. 1 at A.
Fig. 3 is the Section View of the line B-B along Fig. 1.
Fig. 4 is the partial enlarged view in Fig. 3 at C.
Fig. 5 is the explosive view of lamps and lanterns provided in an embodiment of the present invention.
Fig. 6 is the structural schematic diagram of the light source assembly of lamps and lanterns provided in an embodiment of the present invention.
Fig. 7 is the partial enlarged view in Fig. 6 at D.
Fig. 8 is the Section View of the E-E line along Fig. 6.
Fig. 9 is the partial enlarged view in Fig. 8 at G.
Figure 10 is the Section View of the F-F line along Fig. 6.
Figure 11 is the explosive view of the light source assembly of lamps and lanterns provided in an embodiment of the present invention.
Figure 12 is the structural schematic diagram of the conductive sheet of lamps and lanterns provided in an embodiment of the present invention.
Figure 13 is the structural schematic diagram of the compression piece of lamps and lanterns provided in an embodiment of the present invention.
Wherein, each appended drawing reference in figure:
10-the 12-the first convex ribs of 11-outer cover body of lamp outer casing
13-the second 20-connector of convex ribs, 21-connection bolt
22-attaching nut's 23-gasket, 30-drivers
40-light source assembly 41-lamp plate, 42-junction blocks
43-fastener 44-conductive sheet, 45-limit films
46-compress 47-fixed plate of piece, 48-light source translucent cover
49-light source end cap 50-lamps and lanterns, 51-clamp nuts of end cap
52-through-hole 60-protection, 70-power supplys of translucent cover
81-sealing ring 82-gasket, 111-mounting grooves
112-left limit lug boss 113-right limit, 114-installation cavitys of lug boss
121-stop the 212-the second retention bead portion, the 211-the first retention bead of hole portion
411-are electrically connected 421-wire connection cavity of position, 422-blind hole
423-the first clamping groove 431-fastening bolt of the 424-the second clamping groove
432-fastening nut 433-spring washer, 441-wire connecting portions
442-interconnecting piece the 451-the second perforating 461-third perforatings
462-cross protrusion 491-protrusion, 492-grooves
1111-left side wall 1112-right side wall, 1113-groove bottom walls
1114-the 1121-the first limit of opening intervals the 1131-the second limit interval
4211-notch 4421-fixed sections of the 4411-the first perforating
4422-the first the 44231-the first vertical area of the 4423-the second linkage section of linkage section
44232-44234-bonding pad of the 44233-the second vertical area of horizontal zones.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment that Fig. 1~13 is described is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in figs. 1-13, in one embodiment of the invention, a kind of 40 joint structure of light source assembly is provided, is used for
Lamp plate 41 in electrical communication driver 30 and light source assembly 40,40 joint structure of light source assembly include junction block 42, fastening
Part 43 and conductive sheet 44, connection of the conductive sheet 44 including wire connecting portion 441 and the side for being connected to the wire connecting portion 441
Portion 442, the interconnecting piece 442 extend towards the lamp plate 41 and are electrically connected with the lamp plate 41, and the wire connecting portion 441 passes through
The fastener 43 is installed on the junction block 42, and the conducting wire that the driver 30 is drawn is pressed in by the fastener 43
To be connected to the driver 30 and the lamp plate 41 on the interconnecting piece 442.
Further, in conjunction with shown in Fig. 6 and Figure 11, light source assembly 40 includes lamp plate 41, fixed plate 47, light source translucent cover 48
With light source end cap 49, lamp plate 41 is fixed in fixed plate 47, and light source translucent cover 48 is located on lamp plate 41 and consolidates with fixed plate 47
Fixed connection, two light source end caps 49 are separately fixed at the both ends of fixed plate 47 and connect respectively with fixed plate 47, conductive sheet 44
The gap between fixed plate 47 and light source translucent cover 48 of interconnecting piece 442 is protruded into light source translucent cover 48 and is electrically connected with lamp plate 41
It connects.
Specifically, 40 joint structure of light source assembly of the embodiment of the present invention, during assembling, first by conductive sheet 44
After interconnecting piece 442 and lamp plate 41 are electrically connected, recycle fastener 43 that the wire connecting portion 441 of conductive sheet 44 is fixed on junction block 42
On, and conducting wire is pressed in wire connecting portion 441 using fastener 43 simultaneously, it is connect by the compression between conducting wire and wire connecting portion 441
Touching, to realize the electrical communication of driver 30 Yu lamp plate 41；So during replacing light source assembly 40, only need to twist
Elastic firmware 43, then conducting wire is separated with the wire connecting portion 441 of conductive sheet 44, the replacement behaviour of light source assembly 40 is then directly carried out again
Make, in this way, 40 replacement operation of light source assembly is enormously simplified, so that 40 replacement operation of light source assembly is time saving and energy saving；And it uses
The disassembling operations of the connection type of fastener 43, fastener 43 are simple and reliable, additionally it is possible to which light source assembly may be implemented in repeated disassembled and assembled
40 multiple replacement, extends the service life of lamps and lanterns.
Further, as shown in connection with fig. 7, junction block 42 is set on the light source end cap 49 of lamps and lanterns, and junction block 42 1
As be arranged in pairs, one is used as firewire junction block 42, another to be used as zero curve junction block 42, junction block 42 and the one of light source end cap 49
Molding, is easy to make.
In another embodiment of the present invention, in conjunction with shown in Fig. 9, Figure 10 and Figure 11, the light source assembly 40 provided is connect
Offer the first perforating 4411 in the wire connecting portion 441 of header structure, fastener 43 pass through after the first perforating 4411 with junction block
42 connections；Lamp plate 41, which is equipped with, is electrically connected position 411, and the lapping ends in 442 back-to-back connection portion 441 of interconnecting piece are in electric connection position
On 411.Specifically, fastener 43 passes through the first perforating 4411 in wire connecting portion 441, conductive sheet 44 can be fixed on wiring
On seat 42, without being fixed using other fixation members, so that 40 joint structure of light source assembly is more compact；And
And interconnecting piece 442 is overlapped on lamp plate 41 in electrical connection position 411, and the electrical communication of conductive sheet 44 Yu lamp plate 41 may be implemented,
Since the wire connecting portion 441 of conductive sheet 44 is firmly secured on junction block 42, may insure in this way interconnecting piece 442 and lamp plate 41 it
Between position it is relatively fixed, only need directly by interconnecting piece 442 with electric connection position 411 contact, which achieves conductive sheet 44 and lamps
The electrical communication of plate 41, meanwhile, the assembling for being also convenient for light source assembly 40 is manufactured, and production efficiency is improved.
Further, the interconnecting piece 442 of conductive sheet 44 can also be directly welded on lamp plate 41 in electrical connection position 411,
Welding may insure electrical connection stability between conductive sheet 44 and lamp plate 41, avoid occurring conductive sheet 44 and lamp plate because of stress
41 separation, it is ensured that the normal work of light source assembly 40.
Further, lamp plate 41 can be circuit board, be electrically connected copper foil or copper that position 411 can be exposed for circuit board
Column.
In another embodiment of the present invention, in conjunction with shown in Fig. 9 and Figure 12,40 joint structure of light source assembly that provides
Junction block 42 be equipped with wire connection cavity 421, wire connecting portion 441 and fastener 43 be respectively positioned in wire connection cavity 421, and wire connection cavity 421 leans on low beam
The inner wall of plate 41 is equipped with notch 4211；Interconnecting piece 442 is including fixed section 4421 and is connected to 4421 both ends of fixed section
First linkage section 4422 and the second linkage section 4423, fixed section 4421 are connected in notch 4211,4423 direction of the second linkage section
Lamp plate 41 extends and is electrically connected with lamp plate 41, and the first linkage section 4422 extends in wire connection cavity 421 and connects with wire connecting portion 441
It connects.Specifically, be connected in notch 4211 can be to avoid conductive sheet 44 around 43 turns of fastener for the fixed section 4421 of interconnecting piece 442
It is dynamic, and cause the short circuit and open circuit of circuit；Also, fastener 43 and interconnecting piece 442 are respectively positioned in wire connection cavity 421, conductive sheet 44,
Fastener 43 and conducting wire are separated with outside, can occur the situation of short circuit to avoid circuit in this way.
Further, in conjunction with shown in Fig. 7, Fig. 9 and Figure 12, the plane of light source end cap 49 is equipped with successively vertically disposed three
A raised 491, the side of three protrusions 491, which is enclosed, to be set to form wire connection cavity 421, and the side of wire connection cavity 421 is equipped with for for conducting wire
The opening 1114 protruded into, notch 4211 are located at in the protrusion 491 of 1114 faces of opening, and the first linkage section 4422 is along the protrusion
491 medial surface extends then bending towards the root of protrusion 491 and connect with wire connecting portion 441, the second linkage section 4423 include according to
The first vertical area 44231, horizontal zone 44232, the second vertical area 44233 and the bonding pad 44234 of secondary bending connection, first is vertical
Area 44231 is connect with fixed section 4421, the first vertical area 44231 along protrusion 491 lateral surface towards the root of protrusion 491, the
One vertical area 44231, horizontal zone 44232 and the second vertical area 44233 are enclosed jointly to be set reverse U-shaped, and bonding pad 44234 is backwards
Fixed section 4421, which extends and is electrically connected position 411 with lamp plate 41, to be overlapped, and light source end cap 49 is equipped with the first vertical area of accommodating
44231, the groove 492 of horizontal zone 44232 and the second vertical area 44233, the first vertical area 44231 and the second vertical area 44233
Position-limiting action by 492 two lateral walls of groove respectively, such groove 492 can play the role of positioning conductive sheet 44, protect
Card bonding pad, which can be accurately overlapped on, to be electrically connected on position 411, it is ensured that 40 internal circuit of light source assembly can be reliablely and stablely
Connection.
In another embodiment of the present invention, in conjunction with shown in Fig. 9 and Figure 10,40 joint structure of light source assembly that provides
Fastener 43 include fastening bolt 431 and fastening nut 432, wire connection cavity 421 is equipped with blind hole 422, and fastening nut 432 is connected in
In blind hole 422, the stud of fastening bolt 431 is threadedly coupled after passing through the first perforating 4411 with fastening nut 432.Specifically,
Fastening nut 432 is connected in blind hole 422, then i.e. fastening nut 432 will not rotate in blind hole 422, then tight in installation
When fixing bolt 431, only the fastening of fastening bolt 431 need to be rotated after the screw rod of fastening bolt 431 passes through the first perforating 4411
Nut 432 is to which screw rod to be screwed into fastening nut 432, without clamping fastening nut 432, so that the installation of fastener 43 is grasped
Work is more simple, then the replacement operation of light source assembly 40 is also more simple, it is time saving and energy saving.
Further, fastening nut 432 can be integrally formed with junction block 42, in order to the production of junction block 42.
Preferably, fastening nut 432 is hexagonal fastening nut 432, then blind hole 422 is hexagonal blind hole 422.
In another embodiment of the present invention, in conjunction with shown in Fig. 9 and Figure 10,40 joint structure of light source assembly that provides
It further include limit film 45, opposite two wall surfaces of wire connection cavity 421 are respectively equipped with the first clamping groove 423 and the second clamping groove 424,
First clamping groove 423 and the setting of 424 face of the second clamping groove, the opposite two edges portion of limit film 45 is connected in first respectively
In clamping groove 423 and the second clamping groove 424 and the opening 1114 of blind hole 422 is sealed, limit film 45 offers second and wears
Hole 451, the stud of fastening bolt 431 are threadedly coupled after passing through the second perforating 451 with fastening nut 432.Specifically, limit film
45 opposite two edges portion is connected in the first clamping groove 423 and the second clamping groove 424 respectively and seals opening for blind hole 422
Mouth 1114, then fastening nut 432 is enclosed in blind hole 422 by limit film 45, so that fastening nut 432 be avoided to detach blind hole
Outside 422, guarantee that conductive sheet 44 and conducting wire are firmly secured in wire connection cavity 421, driver 30 and lamp plate 41 are electrically connected steady
Determine good reliability, it is ensured that the normal use of light source assembly 40.
Further, the second perforating 451 is passed through for the screw rod of fastening bolt 431 and is threadedly coupled afterwards with fastening nut 432.
In another embodiment of the present invention, the conducting wire of 40 joint structure of light source assembly provided is connected with OT terminal
(not shown), the stud of fastening bolt 431 connect after sequentially passing through OT terminal and the first perforating 4411 with 432 screw thread of fastening nut
It connects, OT terminal is pressed in wire connecting portion 441 by the nut of fastening bolt 431.Specifically, the end of conducting wire is fixed on OT terminal
On, screw rod is directly through being tightened on fastening nut 432 after on OT terminal and wire connecting portion 441, and by OT terminal and wire connecting portion
441 clamp,, also need to be by fastening bolt 431 from fastening nut 432 when dismantling to realize that conducting wire be connected to wire connecting portion 441
On unscrew and remove OT terminal, conducting wire may be implemented and separated with the circuit of lamp plate 41, operate it is more simple, it is time saving and energy saving.
In another embodiment of the present invention, 40 joint structure of light source assembly provided further includes compressing piece 46, pressure
Tight piece 46 offers third perforating 461, compresses piece 46 and 441 lamination of wire connecting portion is arranged, and conducting wire, which protrudes into, compresses piece 46 and wiring
Between portion 441, the stud of fastening bolt 431 sequentially pass through after the first perforating 4411 and third perforating 461 with fastening nut
432 are threadedly coupled so that conductor clamping is between compression piece 46 and conductive sheet 44.Specifically, fastening bolt 431 is screwed into tightly
Gu during nut 432, the end of conducting wire being protruded into and is compressed between piece 46 and wire connecting portion 441, not with fastening bolt 431
Disconnected to be screwed into, the spacing compressed between piece 46 and wire connecting portion 441 is smaller and smaller, to the end of conducting wire be clamped, the end of conducting wire
It is closely adhered on conductive sheet 44, so that conductive sheet 44 and conducting wire electrical communication；In addition, in the process of replacement light source assembly 40
In, without backing out fastener 43 from junction block 42, fastener 43 need to only be unscrewed, it can be directly by conducting wire from 45 He of limit film
It is pulled out between conductive sheet 44, operation is more simple, time saving and energy saving.
In another embodiment of the present invention, in conjunction with shown in Fig. 9, Figure 10 and Figure 11, the light source assembly 40 provided is connect
The stud of the fastening bolt 431 of header structure is fixedly connected with piece 46 is compressed.Specifically, the screw rod of fastening bolt 431 and compression piece
46 are fixedly connected, and can be directly welded on the screw rod of fastening bolt 431, then the mistake unscrewed or tightened in fastening bolt 431
Cheng Zhong compresses piece 46 as screw rod is together towards mobile outside wire connection cavity 421 or as screw rod is together towards moving in wire connection cavity 421
Dynamic, the spacing compressed between piece 46 and conductive sheet 44 becomes larger or becomes smaller, thus automatically by conductor clamping or automatically by conducting wire
Decontrol so that conducting wire and conductive sheet 44 be connected and disconnected from operate it is more simple, it is time saving and energy saving.
In another embodiment of the present invention, in conjunction with shown in Figure 13, the pressure of 40 joint structure of light source assembly provided
Tight piece 46 is equipped with cross protrusion 462 towards the end face of wire connecting portion 441, and the intersection center of cross protrusion 462 is located at third perforating
In 461.Specifically, the end face of cross protrusion 462 is directly connected on the end of conducting wire, and cross protrusion 462 is connected to conductor wire end
The middle part in portion compresses between piece 46 and conductive sheet 44 then being not easily disconnected from out conducting wire, skids off compression after avoiding conducting wire stress
Between piece 46 and conductive sheet 44, guarantee the stability that conductive sheet 44 is connected with conducting wire.The intersection center of cross protrusion 462 is located at the
It in three perforatings 461, is compressed between piece 46 and conductive sheet 44 then no matter conducting wire protrudes into from any side of screw rod, cross protrusion
462 can be pressed on conducting wire.
Further, spring washer 433 is equipped in fastening bolt 431, spring washer 433 is located at fastening bolt 431
It nut and compresses between piece 46, then after fastening bolt 431 is tightened, the active force that spring washer 433 is generated by compression can be with
Increase frictional force between the external screw thread of screw rod and the internal screw thread of nut, prevents exiting and loosening for fastening bolt 431.
In another embodiment of the present invention, referring to figure 1 and figure 5, a kind of lamps and lanterns, including driver are also provided
30, light source assembly 40 and lamp outer casing 10, light source assembly 40 include above-mentioned 40 joint structure of light source assembly, and driver 30 is installed
In in lamp outer casing 10, light source assembly 40 is installed on lamp outer casing 10, and the conducting wire and wire connecting portion 441 that driver 30 is drawn are electrically
Connection.
Specifically, the lamps and lanterns of the embodiment of the present invention, due to using above-mentioned 40 joint structure of light source assembly, in replacement light source group
During part 40, only it need to will unscrew fastener 43, then conducting wire is separated with the wire connecting portion 441 of conductive sheet 44, then again directly
The replacement operation for carrying out light source assembly 40, in this way, 40 replacement operation of light source assembly in lamps and lanterns is enormously simplified, so that in lamps and lanterns
40 replacement operation of light source assembly it is time saving and energy saving；And using the connection type of fastener 43, the disassembling operations letter of fastener 43
It is single reliable, additionally it is possible to which that the multiple replacement of the light source assembly 40 in lamps and lanterns may be implemented in repeated disassembled and assembled, and extend lamps and lanterns uses the longevity
Life.
As shown in figs. 1-13, in one embodiment of the invention, a kind of lamp outer casing 10 is provided, usually with its first
The connector 20 that end is equipped with the first retention bead portion 211 and the second retention bead portion 212 that are oppositely arranged is used cooperatively, thus real
The connection of existing lamp outer casing 10 and bracket, and then realize being fixedly connected for lamps and lanterns and bracket, specifically, which includes
Outer cover body 11, the side of outer cover body 11 be equipped with several mounting grooves 111, and each mounting groove 111, which all has, to be oppositely arranged
Left side wall 1111 and right side wall 1112 and the groove bottom wall 1113 being oppositely arranged and opening 1114, wherein a left side for outer cover body 11
Side wall 1111, right side wall 1112, groove bottom wall 1113 and be open 1114 orientation be referred to shown in Fig. 4.Further, left side
Wall 1111 is equipped with the left limit lug boss 112 protruded out towards right side wall 1112, and right side wall 1112 is equipped with towards left side wall
The 1111 right limit lug bosses 113 protruded out；Left limit lug boss 112 and the setting of 113 face of right limit lug boss, left limit protrusion
Opening 1114 is formed between the end face in portion 112 and the end face of right limit lug boss 113；Left limit lug boss 112 and groove bottom wall
The first limit interval 1121 is formed between 1113, and the second limit interval is formed between right limit lug boss 113 and groove bottom wall 1113
1131。
The lamp outer casing 10 of the embodiment of the present invention, when in use, due between left limit lug boss 112 and groove bottom wall 1113
The first limit interval 1121 is formed, forms the second limit interval 1131 between right limit lug boss 113 and groove bottom wall 1113, then
In the first end accommodating of connector 20 and mounting groove 111, the first retention bead portion 211 and the second limit convex on connector 20
It plays portion 212 to be located in the first limit interval 1121 and the second limit interval 1131, the second end of connector 20 is from mounting groove
111 opening 1114 is connect after extending outside mounting groove 111 with bracket, and left limit lug boss 112 divides and right limit lug boss 113
It limits the first retention bead portion 211 of interconnecting piece 442 respectively and the second retention bead portion 212 detaches outside mounting groove 111, in this way
The connection of lamp outer casing 10 Yu connector 20 may be implemented, meanwhile, the first end of connector 20 can also move in mounting groove 111
It is dynamic, it, can be by two connectors 20 in mounting groove 111 so when two connectors 20 are installed in mounting groove 111
Opposite sliding, to adjust the pitch-row between the mounting hole on two brackets, and then adapt to the pitch-row requirement of unused spacing,
So that the fixation of lamps and lanterns is more convenient flexibly, it is time saving and energy saving.
Further, 111 quantity of mounting groove can be one, two, three or three or more, multiple mounting grooves 111
Parallel uniform intervals setting, can be connected lamp outer casing 10 and bracket using multiple connectors 20, lamps and lanterns are consolidated in this way
It is good to determine reliability；Meanwhile the mounting groove 111 of 20 property of can choose of connector and different location is cooperatively connected, to meet not
With installation dimension requirement, realize that the mounting means of the lamps and lanterns is more diversified.
In another embodiment of the present invention, the spacing for providing the first limit interval 1121 of the lamp outer casing 10 is equal to
The spacing at the second limit interval 1131.Specifically, left limit lug boss 112 is close to the end face of groove bottom wall 1113 and right limit protrusion
491 is in the same plane close to the end face of groove bottom wall 1113, then when the first retention bead portion 211 and the second retention bead portion
212 are located in the first limit interval 1121 and the second limit interval 1131, and the first retention bead is connected to left limit protrusion
While in portion 112, the second retention bead portion 212 is also connected on right limit lug boss 113, so that the of connector 20
One end reliable and stable can be accommodated in mounting groove 111, and the first end of connector 20 is avoided to detach mounting groove from opening 1114
Outside 111 so that between connector 20 and mounting groove 111 have good connective stability, guarantee lamp installation reliability and
Fastness.
In another embodiment of the present invention, referring to figs. 1 and 2, the outer cover body of the lamp outer casing 10 is provided
11 side is equipped with several the first convex ribs 12 and the second convex ribs 13 being arranged in pairs, and the first convex ribs 12 and the second convex ribs 13 are along outer
The length direction of shell ontology 11 extends and parallel interval is arranged, side of first convex ribs 12 close to the second convex ribs 13, outer cover body
11 side and the second convex ribs 13 enclose to set close to the side of the first convex ribs 12 to form mounting groove 111 jointly, the first convex ribs 12
End extends to form left limit lug boss 112, end the first convex ribs 12 of direction of the second convex ribs 13 towards the bending of the second convex ribs 13
Bending extends to form right limit lug boss 113.Specifically, by the setting of the first convex ribs 12 and the second convex ribs 13, so that installation
Slot 111 is located at outside the side of outer cover body 11, then the first end of connector 20 can be directly convex from the first convex ribs 12 and second
It is directly slid at the both ends of muscle 13 between first convex ribs 12 and the second convex ribs 13, can simplify connector 20 and mounting groove in this way
111 installation operation, so that the installation operation of lamps and lanterns is more simple, it is convenient and efficient.
In another embodiment of the present invention, as shown in connection with fig. 1, the two of the first convex ribs 12 of the lamp outer casing 10 are provided
End is flushed with the both ends of the second convex ribs 13.When the first end of connector 20 is pushed away from the first convex ribs 12 and 13 end side of the second convex ribs
When entering in mounting groove 111, the first convex ribs 12 and the second convex ribs 13 respectively play the opposite sides face of the first end of connector 20
The effect of guiding, so that the first end of connector 20 and the installation operation of mounting groove 111 are more simple.
In another embodiment of the present invention, referring to figs. 1 and 2, the first convex ribs of the lamp outer casing 10 are provided
The side at 12 both ends is equipped with for wearing the blocking hole 121 protruded into mounting groove 111 for the one end for abutting column；Alternatively, the
The side at the both ends of two convex ribs 13 is equipped with for wearing the blocking hole 121 protruded into mounting groove 111 for the one end for abutting column.Tool
Body, the one end for abutting column passes through from the blocking hole 121 of 13 side of the first convex ribs 12 or the second convex ribs and protrudes into mounting groove 111
It is interior, it can effectively stop the first end of connector 20 to fall off mounting groove 111 out from the end of mounting groove 111 in this way, guarantee lamp
Have the reliability and safety of installation.
Further, abutting column can be screw or screw, and blocking hole 121 is threaded hole, and screw or screw are direct
It is threaded into hole and then extend into mounting groove 111, it is simple and quick.
In another embodiment of the present invention, two adjacent first convex ribs 12 and second of the lamp outer casing 10 are provided
The setting of the equal parallel interval of convex ribs 13.Specifically, it is spaced identical between the first convex ribs 12 and the second convex ribs 13, is located at phase
Two connectors 20 in the mounting groove 111 of neck can be slided towards same direction, and multiple connectors 20 is avoided to fix
It interferes, so that the sliding of connector 20 is more smoothly, operates more simple.
In another embodiment of the present invention, which is provided.In the reality
It applies in example, which is shaped using aluminum profile integrated injection molding, can make the lamp outer casing 10 that there is good mechanics
Performance, the lamp outer casing 10 produced during the installation process, when mounting groove 111 is pullled by the first end of connector 20, are installed
Slot 111 is hardly damaged deformation, can guarantee that connector 20 can be slided swimmingly in mounting groove 111, adjusts two to reach
The purpose of the pitch-row of mounting hole on bracket.Also, integrally formed production method is simple and convenient, even if the lamp outer casing 10 is
Polymorphic structure (due to being additionally provided with installation cavity 114 inside it, is equipped with the components such as driver 30) in installation cavity 114, still can be with
Quickly manufacture.
In another embodiment of the present invention, in conjunction with shown in Fig. 1, Fig. 3 and Fig. 4, a kind of lamp-mounting structure is provided,
Including bracket (not shown), connector 20 and above-mentioned lamp outer casing 10, the periphery wall of the first end of connector 20 is equipped with phase
To the first retention bead portion 211 and 212, the second retention bead portion of setting, the first end accommodating of connector 20 and mounting groove
In 111, the second end of connector 20 is stretched out from opening 1114 and is connect with bracket, and the first retention bead portion 211 protrudes into the first limit
In bit interval 1121, the second retention bead portion 212 is protruded into the second limit interval 1131.
In the lamp-mounting structure of the embodiment of the present invention, due to being formed between left limit lug boss 112 and groove bottom wall 1113
First limit interval 1121 forms the second limit interval 1131, then when even between right limit lug boss 113 and groove bottom wall 1113
In the first end accommodating of fitting 20 and mounting groove 111, and the first retention bead portion 211 and the second retention bead on connector 20
Portion 212 is located in the first limit interval 1121 and the second limit interval 1131, and the second end of connector 20 is from mounting groove 111
Opening 1114 extend outside mounting groove 111 after connect with bracket, left limit lug boss 112 divides to be divided with right limit lug boss 113
Not Xian Zhi interconnecting piece 442 the first retention bead portion 211 and the second retention bead portion 212 detach outside mounting groove 111, in this way may be used
To realize the connection of lamp outer casing 10 Yu connector 20, meanwhile, the first end of connector 20 can also move in mounting groove 111
It is dynamic, it, can be by two connectors 20 in mounting groove 111 so when two connectors 20 are installed in mounting groove 111
Opposite sliding, to adjust the pitch-row between the mounting hole on two brackets, and then adapt to the pitch-row requirement of unused spacing,
So that the fixation of lamps and lanterns is more convenient flexibly, it is time saving and energy saving.
In another embodiment of the present invention, in conjunction with shown in Fig. 1, Fig. 3 and Fig. 4, the company of the lamp-mounting structure is provided
Fitting 20 is connection bolt 21, and the opposite sides portion for connecting the nut of bolt 21 is respectively the first retention bead portion 211 and second
Retention bead portion 212.Specifically, it is directly caught between the first limit using by the opposite sides portion for connecting the nut of bolt 21
It is limited in interval 1131 every 1121 and second, the structure of the size of screw rod is greater than using the size of nut, so that nut be limited
In mounting groove 111, installation is easy to operate, meanwhile, the screw rod Direct stenting of connection bolt 21 is threadedly coupled, alternatively, connection
The bolt of screw rod is fastenedly connected after passing through the mounting hole on opening 1114 and bracket with nut, between lamp outer casing 10 and bracket
Attended operation is simple, time saving and energy saving.
Further, after connection bolt 21 and attaching nut 22 fasten, the nut of attaching nut 22 and attaching nut 22 will
Left limit lug boss 112 and right limit protrusion 491 and stent clamping, utilize 491 points of left limit lug boss 112 and right limit protrusion
The frictional force not between bracket may be implemented fixation of the connection bolt 21 in mounting groove 111, avoid connection bolt 21 further
Ground sliding, it is not only convenient for disassembly and assembly using the connection type of attaching nut 22, the nothing of distance between two connectors 20 may be implemented
Grade is adjusted, so that the installation of lamps and lanterns is more convenient, it is time saving and energy saving.
Further, connection bolt 21 is also equipped with spring washer 433, and spring washer 433 is located at lamp casing and bracket
Between, then after connection bolt 21 is tightened, the active force that the compression of spring washer 433 generates can increase the external screw thread of screw rod
The frictional force between the internal screw thread of attaching nut 22 prevents exiting and loosening for connection bolt 21, so that the fixation of lamps and lanterns is more
It is reliable and stable.
Further, connection bolt 21 is also equipped with gasket 23, and the size of gasket 23 is greater than the size of nut, in this way may be used
To increase contact area, prevent connection bolt 21 from loosening.
In another embodiment of the present invention, provide the lamp-mounting structure left side wall 1111 and right side wall 1112 it
Between distance be greater than connection bolt 21 nut across flats, the distance between left side wall 1111 and right side wall 1112 be less than connect
The width across corners of the nut of bolt 21.Specifically, the spacing between the left side wall 1111 and right side wall 1112 of the mounting groove 111 is
The groove width of mounting groove 111, and the groove width of mounting groove 111 is greater than the across flats of the nut of connection bolt 21 and is less than connection
The width across corners of the nut of bolt 21 can prevent nut from rotating in mounting groove 111 in this way, then when screw rod passes through on bracket
When mounting hole is connect with attaching nut 22, attaching nut 22 can be directly tightened on screw rod, be not necessarily to artificial standing screw,
Mode of operation is more time saving and energy saving, convenient and reliable.
In another embodiment of the present invention, the lamps and lanterns provided further include two lamps and lanterns end caps 50 and several light
Source component 40, the installation cavity 114 extended in lamp outer casing 10 along its length, two lamps and lanterns end caps 50 are covered to set and are fixed on respectively
The both ends of lamp outer casing 10 and the opening 1114 for sealing 114 both ends of installation cavity, and offered on the both ends of lamps and lanterns end cap 50 for outer
The through-hole 52 that portion's electric wire enters, external cable connect with driver 30 after entering and provides electric power support for driver 30, external
Clamp nut 51 is arranged on electric wire, clamp nut 51 is threadedly coupled with through-hole 52, to separate shape with installation cavity 114 for extraneous
At explosion separation structure, the explosion-proof performance of the lamps and lanterns can be greatly improved, each light source assembly 40 is mounted on the lateral surface of lamp outer casing 10
On, the driver 30 inside lamp outer casing 10 is electrically connected with the light source assembly 40 outside each lamp outer casing 10 respectively by conducting wire
It connects, and each light source assembly 40 is successively spaced setting along the length direction of lamp outer casing 10, can increase the irradiation of the lamps and lanterns in this way
Range；Meanwhile the lateral surface of lamp outer casing 10 is additionally provided with several protection translucent covers 60, it is each to protect the difference of translucent cover 60 one a pair of
Each light source assembly 40 is irradiated in protection translucent cover 60 with answering, avoids extraneous component contact damage light source assembly 40, guarantee light
The safety of source component 40 shines.
Further, power supply 70 is additionally provided in installation cavity 114, power supply 70 and driver 30 are electrically connected, and power supply 70 is to drive
Dynamic device 30 provides electric power safeguard, enable the lamps and lanterns suitable for no external power supply 70 in the case where use, increase the lamps and lanterns
Use scope can also increase the convenience that the lamps and lanterns use.
Further, it is clamped with sealing ring 81 between lamps and lanterns end cap 50 and lamp outer casing 10, and protects translucent cover 60 and lamp
It is also clamped with gasket 82 between tool shell, the sealing performance and explosion-proof performance of lamps and lanterns can be improved in this way.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.
Claims (10)
1. a kind of light source assembly joint structure, for the lamp plate in electrical communication driver and light source assembly, it is characterised in that: packet
Include junction block, fastener and conductive sheet, the conductive sheet include wire connecting portion and be connected to the wire connecting portion side company
Socket part, the interconnecting piece extend towards the lamp plate and are electrically connected with the lamp plate, and the wire connecting portion passes through the fastener
It is installed on the junction block, the conducting wire that the driver is drawn is pressed on the interconnecting piece by the fastener to be connected to
The driver and the lamp plate.
2. light source assembly joint structure according to claim 1, it is characterised in that: offer first in the wire connecting portion and wear
Apertured, the fastener are connect after passing through first perforating with the junction block；
The lamp plate be equipped be electrically connected position, the interconnecting piece backwards to the wire connecting portion lapping ends in the electric connection position
On.
3. light source assembly joint structure according to claim 2, it is characterised in that: the junction block is equipped with wire connection cavity, institute
It states wire connecting portion and the fastener is respectively positioned in the wire connection cavity, the wire connection cavity is equipped with notch close to the inner wall of the lamp plate；
The interconnecting piece includes fixed section and the first linkage section and the second linkage section for being connected to the fixed section both ends,
The fixed section is connected in the notch, and second linkage section extends towards lamp plate and is electrically connected with the lamp plate, institute
The first linkage section is stated to extend in the wire connection cavity and connect with the wire connecting portion.
4. light source assembly joint structure according to claim 3, it is characterised in that: the fastener include fastening bolt and
Fastening nut, the wire connection cavity are equipped with blind hole, and the fastening nut is connected in the blind hole, and the stud of the fastening bolt is worn
It is threadedly coupled after crossing first perforating with the fastening nut.
5. light source assembly joint structure according to claim 4, it is characterised in that: the light source assembly joint structure also wraps
Limit film is included, opposite two wall surfaces of the wire connection cavity are respectively equipped with the first clamping groove and the second clamping groove, first card
Groove and the second clamping groove face setting are connect, the opposite two edges portion of the limit film is connected in first card respectively
The opening of the blind hole is connect in groove and second clamping groove and seals, the limit film offers the second perforating, institute
The stud for stating fastening bolt is threadedly coupled after second perforating with the fastening nut.
6. light source assembly joint structure according to claim 4, it is characterised in that: the conducting wire is connected with OT terminal, institute
State fastening bolt stud sequentially pass through the OT terminal and first perforating after be threadedly coupled with the fastening nut, institute
The OT terminal is pressed in the wire connecting portion by the nut for stating fastening bolt.
7. light source assembly joint structure according to any one of claim 4 to 6, it is characterised in that: the light source assembly connects
Header structure further includes compressing piece, and the compression piece offers third perforating, and the compression piece and the wire connecting portion lamination are arranged,
The conducting wire protrudes between the compression piece and the wire connecting portion, and the stud of the fastening bolt sequentially passes through described first and wears
It is threadedly coupled with the fastening nut behind hole and the third perforating so that the conductor clamping is in the compression piece and institute
It states between conductive sheet.
8. light source assembly joint structure according to claim 7, it is characterised in that: the stud of the fastening bolt with it is described
Piece is compressed to be fixedly connected.
9. light source assembly joint structure according to claim 7, it is characterised in that: the compression piece is towards the wire connecting portion
End face be equipped with cross protrusion, the intersection center of the cross protrusion is located in the third perforating.
10. a kind of lamps and lanterns, it is characterised in that: including driver, light source assembly and lamp outer casing, the light source assembly includes right
It is required that 1~9 described in any item light source assembly joint structures, the driver are installed in the lamp outer casing, the light source
Component is installed on the lamp outer casing, and the conducting wire and the wire connecting portion that the driver is drawn are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517126.9A CN110185956B (en) | 2019-06-14 | 2019-06-14 | Light source assembly connector structure and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517126.9A CN110185956B (en) | 2019-06-14 | 2019-06-14 | Light source assembly connector structure and lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110185956A true CN110185956A (en) | 2019-08-30 |
| CN110185956B CN110185956B (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910517126.9A Active CN110185956B (en) | 2019-06-14 | 2019-06-14 | Light source assembly connector structure and lamp |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425821A (en) * | 2020-04-08 | 2020-07-17 | 宁波奥克斯电气股份有限公司 | Lamp plate mounting structure, panel assembly and air conditioner |
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| CN203309819U (en) * | 2013-06-27 | 2013-11-27 | 江苏通力机电集团有限公司 | Non-bonding-wire connection structure for LED (Light Emitting Diode) lamp tube and lamp caps |
| KR20130141952A (en) * | 2012-06-18 | 2013-12-27 | 차승진 | Led lamp having terminals connectable to fluorescent lamp socket |
| CN204144464U (en) * | 2014-11-11 | 2015-02-04 | 成都瑞联电气股份有限公司 | A kind of connecting terminal block |
| CN204647889U (en) * | 2015-03-09 | 2015-09-16 | 郁建平 | A kind of LED lamp tube |
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2019
- 2019-06-14 CN CN201910517126.9A patent/CN110185956B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130141952A (en) * | 2012-06-18 | 2013-12-27 | 차승진 | Led lamp having terminals connectable to fluorescent lamp socket |
| CN203309819U (en) * | 2013-06-27 | 2013-11-27 | 江苏通力机电集团有限公司 | Non-bonding-wire connection structure for LED (Light Emitting Diode) lamp tube and lamp caps |
| CN204144464U (en) * | 2014-11-11 | 2015-02-04 | 成都瑞联电气股份有限公司 | A kind of connecting terminal block |
| CN204647889U (en) * | 2015-03-09 | 2015-09-16 | 郁建平 | A kind of LED lamp tube |
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| CN111425821A (en) * | 2020-04-08 | 2020-07-17 | 宁波奥克斯电气股份有限公司 | Lamp plate mounting structure, panel assembly and air conditioner |
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|---|---|
| CN110185956B (en) | 2021-07-06 |
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