Utility model content
The technical problems to be solved in the utility model is, the light fixture provide a kind of convenient for maintaining, reducing costs.
The utility model solves the technical scheme that its technical problem adopts: provide a kind of light fixture, comprise fluorescent tube and be arranged on the lamp holder of described lamp tube ends respectively, also comprise the sleeve of the end described lamp holder being arranged on described fluorescent tube, the first end of described sleeve is a tight fit in described lamp tube end periphery, and the second end of described sleeve is fixed on described lamp holder periphery.
Preferably, the second end of described sleeve is riveted with described lamp holder periphery and is fixedly connected with.
Preferably, described sleeve is aluminum barrel; Described fluorescent tube is glass lamp; The first end of described sleeve is connected by gluing with between described glass lamp.
Preferably, described lamp holder comprise be arranged on described lamp tube end end cap, be arranged on power panel in described end cap and contact pin; Second end of described sleeve is fixed on described end cap periphery; Described contact pin is fixed on the blind end that in described end cap and one end passes described end cap, and the other end contacts with described power panel and conducts electricity.
Preferably, be provided with the barb extended to described power panel direction in described end cap, described power panel is provided with the dog hole corresponding with described barb, and described barb button rides in described dog hole.
Preferably, the middle part of described end cap is circumferentially provided with positioning boss, and one end of described end cap is plugged in described lamp tube end, and described positioning boss is connected on described lamp tube end end face; Second end of described sleeve is riveted with described positioning boss and is fixedly connected with.
Preferably, described contact pin comprises the first end and the second end that are connected, the first end of described contact pin passes the blind end of described end cap, second end of described contact pin is elastic piece structure, and it comprises the first lamellar body of connecting with described first end and bend downwards from described first lamellar body free end and extends to contact the second lamellar body conducted electricity with described power panel; Described power panel is provided with and contacts with described second lamellar body the first electric-conductor conducted electricity.
Preferably, this light fixture also comprises the lamp plate that is arranged in described fluorescent tube and contacts with described lamp plate the electroconductive elastic sheet conducted electricity with power panel; Described power panel is provided with the second electric-conductor contacting with described electroconductive elastic sheet and conduct electricity, and described lamp plate is provided with the 3rd electric-conductor contacting with described electroconductive elastic sheet and conduct electricity.
Preferably, described electroconductive elastic sheet comprises the first shell fragment of contacting with described second electric-conductor and conducting electricity and bends from described first shell fragment one end the second shell fragment extended to described lamp plate direction.
Preferably, on described power panel, the position of corresponding described second electric-conductor is provided with locating hole, and described first shell fragment is provided with the location division that bending extends, and described location division is pierced in described locating hole, is positioned on described second electric-conductor by described first shell fragment.
Light fixture of the present utility model, is arranged on lamp tube end by sleeve by lamp holder, to power panel maintenance or when changing, only sleeve need be taken off and lamp holder can be pulled down on fluorescent tube, does not need to destroy fluorescent tube, reduces costs, and safety simple to operate.
In addition, by electroconductive elastic sheet contact conduction between lamp holder and lamp plate, realize wireless connections, be beneficial to automated production, enhance productivity.
Detailed description of the invention
In order to there be understanding clearly to technical characteristic of the present utility model, object and effect, now contrast accompanying drawing and describe detailed description of the invention of the present utility model in detail.
As Figure 1-3, the light fixture of the utility model one embodiment, comprise fluorescent tube 10, the lamp holder 20 being arranged on fluorescent tube 10 two ends respectively and sleeve 30, lamp holder 20 is arranged on the end of fluorescent tube 10 by sleeve 30, the first end of sleeve 30 is a tight fit in periphery, fluorescent tube 10 end, and the second end of sleeve 30 is fixed on lamp holder 20 periphery.By the setting of this sleeve 30, make not need between lamp holder 20 and fluorescent tube 10 to be fixed together, but by sleeve 30, lamp holder 20 is fixedly mounted on fluorescent tube 10 end, only sleeve 30 need be taken off (as cutting off) when needs are disassembled, i.e. detachable lamp holder 20 and fluorescent tube 10.
Wherein, sleeve 30 is the cylindrical shell of both ends open, and it is by the tight fit of first end and fluorescent tube 10 end, and the second end is fixedly connected with lamp holder 20, is fixedly mounted on by lamp holder 20 on fluorescent tube 10 end.Second end of sleeve 30 can be riveted with lamp holder 20 periphery and is fixedly connected with; During operation, the second end of sleeve 30 is socketed in lamp holder 20 periphery, along the second end circumferencial direction interval riveter point 31 of sleeve 30, sleeve 30 riveted joint can be fixed on lamp holder 20.Preferably, sleeve 30 is aluminum barrel, has light weight, feature that cost is low; Fluorescent tube 10 is glass lamp.In addition, the first end of sleeve 30 also with between glass lamp is connected by gluing.When lamp holder 20 internal components needs to change or keep in repair, only need destroy sleeve 30 lamp holder 20 and fluorescent tube 10 to be split, and not need glass lamp to smash, the cost of sleeve 30 is well below the cost of glass lamp, and the situation avoiding glass to hinder hand occurs, handling safety; When again lamp holder 20 being installed fluorescent tube 10, new sleeve 30 is adopted to be fixedly mounted on fluorescent tube 10 by lamp holder 20.
Particularly, lamp holder 20 comprise be arranged on fluorescent tube 10 end end cap 21, be arranged on power panel 22 in end cap 21 and contact pin 23.Usually, one end of end cap 21 is open, and the other end is closed.Second end of sleeve 30 is fixed on end cap 21 periphery; Contact pin 23 is fixed in end cap 21, and one end of contact pin 23 passes the blind end of end cap 21, and the other end contacts with power panel 22 and conducts electricity.The blind end of end cap 21 is provided with pin holes 210 and supplies one end of contact pin 23 to pass.By the set-up mode of contact conduction between contact pin 23 and power panel 22, compared with the lead-in wire connected mode in prior art, assembling simple and fast, is beneficial to automated production.
In the present embodiment, the middle part of end cap 21 is circumferentially provided with positioning boss 211, and one end of end cap 21 is plugged in fluorescent tube 10 end, and positioning boss 211 is connected on the end face of fluorescent tube 10 end; Second end of sleeve 30 is riveted with positioning boss 211 and is fixedly connected with.When sleeve 30 is cut off take off time, one end of end cap 21 can be extracted from fluorescent tube 10 end, separates with fluorescent tube 10.Understandably, in other embodiments, the second end of sleeve 30 is also fixedly connected with positioning boss 211 by screw.
Power panel 22 can part accommodating wherein (other parts are contained in fluorescent tube 10) in end cap 21, also can be overall wherein accommodating.For preventing power panel 22 from dropping out from end cap 21, can be provided with the barb 212 extended to power panel 22 direction in end cap 21, power panel 22 is provided with the dog hole 220 corresponding with barb 212, rides in dog hole 220, be positioned in end cap 21 by power panel 22 by barb 212 button.When power panel 22 needs to change or keep in repair, by taking off sleeve 30, lamp holder 20 can be separated on fluorescent tube 10.
Contact pin 23 comprises the first end 231 and the second end 232 that are connected, and the first end 231 of contact pin 23 passes the blind end of end cap 21, and the second end 232 of contact pin 23 is elastic piece structure, conducts electricity for contacting with power panel 22.Second end 232 of this contact pin 23 can comprise the first lamellar body 2321 of being connected with first end 231 and the second lamellar body 2322, second lamellar body 2322 and bend downwards to extend from the first lamellar body 2321 free end and conduct electricity to contact with power panel 22.Accordingly, power panel 22 is provided with the first electric-conductor 221, conducts electricity for contacting with the second lamellar body 2322.This first electric-conductor 221 can be conducting strip.
Further, this light fixture also comprises the lamp plate 40 that is arranged in fluorescent tube 10 and contacts with lamp plate 40 electroconductive elastic sheet 50 conducted electricity with power panel 22; Power panel 22 is provided with the second electric-conductor (not shown) contacting with electroconductive elastic sheet 50 and conduct electricity, and lamp plate 40 is provided with the 3rd electric-conductor 41 contacting with electroconductive elastic sheet 50 and conduct electricity.By the set-up mode of contact conduction, contact electrically conducting manner in conjunction with contact pin 23 and power panel 22, the full automation that can realize this light fixture is produced, and enhances productivity.
Wherein, electroconductive elastic sheet 50 comprises the first shell fragment 51 and the second shell fragment 52, first shell fragment 51 conducts electricity for contacting with the second electric-conductor on power panel 22, and the second shell fragment 52 extends to the bending of lamp plate 40 direction from first shell fragment 51 one end, conducts electricity for contacting with the 3rd electric-conductor 41 on lamp plate 40.As shown in Figure 3, in the present embodiment, lamp plate 40 is positioned at the below of power panel 22, and electroconductive elastic sheet 50 roughly takes the shape of the letter U; 3rd electric-conductor 41 is arranged on lamp plate 40 towards on the surface of power panel 22.Effectively can contact with the second electric-conductor to make the first shell fragment 51 and conduct electricity, second electric-conductor is preferably arranged on power panel 22 towards on the surface of lamp plate 40, thus electroconductive elastic sheet 50 can be folded between power panel 22 and lamp plate 40, and contact with the 3rd electric-conductor 41 with the second electric-conductor respectively with the second shell fragment 52 conduct electricity by the first shell fragment 51.This second electric-conductor, the 3rd electric-conductor 41 can be conducting strip.
Electroconductive elastic sheet 50 is the absolute construction of opposed power plate 22 and lamp plate 40, affecting it to prevent electroconductive elastic sheet 50 from departing from power panel 22 and lamp plate 40 directly contacts conduction, on power panel 22, locating hole 222 can be set in the position of corresponding second electric-conductor, first shell fragment 51 of electroconductive elastic sheet 50 is provided with the location division 53 of bending extension, pierce in locating hole 222 by location division 53, first shell fragment 51 is positioned on the second electric-conductor, thus electroconductive elastic sheet 50 is connected with power panel 22.Location division 53 can be positioned at side on the first shell fragment 51, both sides or medium position, and locating hole 222 can be located at the side of the second electric-conductor, both sides or medium position.
In electroconductive elastic sheet 50, location division 53, first shell fragment 51 and the second shell fragment 52 are integrated connection, therefore, the second electric-conductor on power panel 22 may extend in locating hole 222, thus location division 53 also can contact with the second electric-conductor and conducts electricity in locating hole 222, improve the contact area of electroconductive elastic sheet 50 and the second electric-conductor.
During this lamp assembled, first assembled by lamp holder 20, lamp plate 40 is installed in fluorescent tube 10, and electroconductive elastic sheet 50 is connected on power panel 22 by location division 53 and locating hole 222; Again lamp holder 20 is installed to fluorescent tube 10 end, then sleeve 30 is set to lamp holder 20 and periphery, fluorescent tube 10 end from lamp holder 20 side cover, finally by riveter point 31, sleeve 30 is fixedly connected with lamp holder 20 riveted joint, between sleeve 30 and fluorescent tube 10, adds viscose glue make to bond together both it.Or sleeve 30 also can first be fixedly connected on lamp holder 20, then sleeve 30 is installed to fluorescent tube 10 end together with lamp holder 20.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.