CN201983038U

CN201983038U - Slide rail lamp

Info

Publication number: CN201983038U
Application number: CN2011200327655U
Authority: CN
Inventors: 徐乐; 林万炯
Original assignee: Individual
Current assignee: Ningbo Self Electronics Co Ltd
Priority date: 2011-01-24
Filing date: 2011-01-24
Publication date: 2011-09-21
Anticipated expiration: 2021-01-24

Abstract

The utility model discloses a slide rail lamp which comprises a rail and at least one lamp head arranged on the rail. The rail is provided with conductive sheets at the two opposite sides along the length direction; and the lamp head comprises a lamp holder capable of performing linear slippage relative to the rail and an illuminant arranged on the lamp holder. The slide rail lamp is characterized in that the conductive sheets at the two sides of the rail are externally connected with an anode and a cathode of a power supply respectively; a clamping groove buckled with the rail is formed at the bottom of the lamp holder; elastic contacts which press against the conductive sheets and are electrically communicated with each other are arranged at the two opposite sides of the clamping groove respectively; the elastic contacts are electrically communicated with the illuminant; and the rail is also provided with a power supply inserting piece which can slide relative to the rail. Compared with the prior art, the elastic contacts are arranged in the clamping groove, so that a contact way between the lamp holder and the conductive sheets of the rail becomes point contact so as to enable the contact area between the lamp head groove and the conductive sheets of the rail to be smaller, therefore, the frictional force of the lamp holder which slides along the rail is effectively reduced, and the lamp head slips more easily and more flexibly relative to the rail.

Description

A kind of slide rail lamp

Technical field

The utility model relates to a kind of light fixture, particularly a kind of slide rail lamp.

Background technology

The lamp holder of tradition slide rail lamp is merely able to usually along the track slippage, and can not be random take off from slide rail.As the patent No. is that the patent of invention " sliding rail type LED lamp " of ZL200810063461.8 includes slide rail, and slide rail is provided with at least one LED lamp, and slide rail includes loading plate, battery lead plate, left limit piece, right limit piece, socket and securing member; Socket is electrically connected with battery lead plate, and loading plate has sliding surface; The loading plate both sides tilt to constitute separately an oblique sliding surface; Sliding surface constitutes a bar shaped sliding tray to lower recess, and top, sliding tray two side protrudes out a bar shaped card article; Battery lead plate is the bar shaped conductive core, and this battery lead plate is inserted in the sliding tray, and two card articles are fastened on the both sides, upper surface of battery lead plate; The sliding stand that the LED lamp is provided with is inwardly offered and is constituted the buckle slot of pegging graft; The LED lamp is sheathed on the loading plate through this buckle slot and is slidingly connected with slide rail, and is provided with one makes the LED lamp can be positioned the preload piece of the random site of loading plate between LED lamp and loading plate.The slide rail lamp of above-mentioned patent must take off by the end cap of instrument with track and track two ends if will increase and decrease lamp holder, lamp holder can be lifted down or is installed from slide rail, and the user must possess higher electric knowledge and operation is more loaded down with trivial details.

The replacing of lamp holder for convenience, be that the Chinese patent " a kind of LED track lamp " of ZL201020027097.2 discloses a kind of LED track lamp also in the prior art just like the patent No., comprise track, in orbit lamp socket is installed, is fixed on lamp holder on the lamp socket, is installed in the LED in the lamp holder, top in described track is provided with two conducting strips, is provided with the ditch type groove of a strip in the bottom of described track; The top of described lamp socket is a top board, is provided with two flexible terminals of overshooting shape at the top of described top board; The top board of described lamp socket is set in the described track, and two flexible terminals of described top board contact with two conducting strips in the described track respectively.It between the lamp holder of this patent and the track interface arrangment, replacing that can convenient lamp holder, but the contact in this patent between lamp holder and the track is the line contact, lamp holder during along the track slippage frictional force bigger, make lamp holder when track moves, be easy to block, the slippage of lamp holder is heaviness and underaction comparatively, therefore, awaits to do further improvement.

The utility model content

Technical problem to be solved in the utility model is to provide a kind of lamp holder replacing convenience and lamp holder to move the slide rail lamp of easy and flexible more at above-mentioned prior art present situation.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of slide rail lamp, include track and at least one lamp holder that is installed on this track, described track relative both sides along its length are provided with conducting strip, described lamp holder includes the lamp socket and the illuminator that is arranged on this lamp socket that can do the straight line slippage with respect to this track, it is characterized in that: the conducting strip of described track both sides is the external power supply both positive and negative polarity respectively, the bottom of described lamp socket offers the draw-in groove that is fastened with described track, be respectively arranged with on the side that described draw-in groove two is established relatively and can offset with described conducting strip and the spring contact of electric connection, and, described spring contact and described illuminator are electrically connected, and also being provided with on the described track can be with respect to the power supply plug-in unit of this track slippage.

In order to guarantee that spring contact contacts with the reliable of track conducting strip, improve the electric conductivity of lamp socket and track, as preferably, described lamp socket includes lid and base, the bottom of described base forms described draw-in groove, the two ends of described lid offer and the suitable slit opening of the cross section of described draw-in groove, offer through hole respectively on the relative two sides of described draw-in groove of described base bottom, described spring contact is arranged in the described through hole, also be provided with in this through hole and make described spring contact stretch out in the spring outside the described through hole all the time, also be provided with the contact spring that is positioned at described through hole one end in the described cavity, this contact spring and illuminator are electrically connected, one end and the described contact spring of described spring offset, and the other end of this spring and described elasticity hoodle offset.

When external power supply is constant pressure source, in order to guarantee the operate as normal of led chip,, also be provided with the PCB assembly in the described lamp socket as preferably, this PCB assembly and described contact spring are fixing by welding.The PCB assembly can convert constant voltage source to constant-current supply.

For guaranteeing contact reliability and the convenience that moves, as preferably, the bottom of described power supply plug-in unit offers the groove that can be complementary with described track, is respectively arranged with the spring contact that can offset and conduct with described conducting strip on the both sides that this groove is established relatively.

Installation and location for convenience of the slide rail lamp, as preferably, the bottom of described track also is connected with the installation buckle, this installation buckle has and the suitable bayonet socket of described track, and described installation is buckled in relative with described track bottom and offers the installing hole that can supply screw to pass on the contact-making surface established.

Compared with prior art, advantage of the present utility model is: the mode that adopts buckle-type to cooperate realizes the connection between lamp socket and the track, make lamp holder can optionally be installed to track and get on or disassemble that the replacing of lamp holder and the increase and decrease of quantity are more simple and convenient from track; And, be provided with spring contact in the draw-in groove of lamp socket, make the way of contact between the conducting strip of lamp socket and track become a contact, make that the contact area between lamp holder groove and the track conducting strip is littler, frictional force when having reduced lamp socket along the track slippage effectively, particularly lamp holder is installed to track when getting on, the easier track that is plugged into of lamp holder gets on, guarantee the conducting position of lamp socket in the slipping and the effective contact between the track conducting strip, can allow lamp holder light more, flexible with respect to the slippage of track.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the utility model embodiment.

Fig. 2 is a three-dimensional exploded view shown in Figure 1.

Fig. 3 is the slide rail lamp lamp body three-dimensional exploded view of the utility model embodiment.

Fig. 4 is the cutaway view of slide rail lamp lamp holder shown in Figure 3.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

As Fig. 1～shown in Figure 4, the slide rail lamp of present embodiment includes track 1 and is installed at least one lamp holder A on this track 1, and wherein, track 1 relative both sides along its length are respectively arranged with conducting strip 11, and conducting strip 11 is a copper sheet; Lamp holder A include can with respect to this track 1 do the straight line slippage lamp socket 2, be arranged on rotating illuminator 3 on this lamp socket 2 and be placed in PCB assembly 4 in the lamp socket 2, the illuminator 3 here is a led chip, illuminator 3 can adopt various structure of the prior art to realize with respect to the rotational structure of lamp socket 2, be not the main inventive point of present embodiment, the inventive point of present embodiment is the fit structure of lamp socket 2 with respect to track 1; When external power supply is constant pressure source, in order to guarantee the operate as normal of led chip, can constant pressure source be converted to constant-current source by the PCB assembly, and when external power supply directly is constant-current source, then do not need to be provided with the PCB assembly and carry out the power supply conversion, illuminator 3 directly connects constant-current source and can work.

Particularly, lamp socket 2 includes lid 21 and base 22, the bottom of base 22 forms the U-shaped draw-in groove 221 that can be fastened with track 1, the two ends of lid 21 then form with base 22 on the suitable slit opening 211 of draw-in groove cross section, lid 21 and base 22 are fastened and connected in an integrally formed cavity, and PCB assembly 4 promptly is placed in this cavity;

Wherein, base 22 offers through hole 222 respectively on bottom draw-in groove 221 relative two sides, be provided with spring contact 23 in the through hole 222, the head of this spring contact 23 is conical and can offsets and electric connection with conducting strip 11, also be provided with in the through hole 222 and make spring contact 23 stretch out in the spring 24 outside the through hole 222 all the time, also be provided with the contact spring 25 that is positioned at through hole 222 1 ends in the cavity that forms by lid 21 and base 22, this contact spring 25 and PCB assembly 4 are fixing by welding, one end and the contact spring 25 of spring 24 offset, and the other end of spring 24 and elasticity hoodle offset.So, when lamp holder on track 1 during slippage, spring contact 23 in lamp socket 2 draw-in grooves can contact with the conducting strip 11 of track 1 both sides under the effect of spring 24 all the time, because it is conical that the head of spring contact 23 is, contact between spring contact 23 and the conducting strip 11 is the some contact, both contacts area are little, make that corresponding force of sliding friction is also little, lamp holder moving on slide rail is lighter, it is also more simple easy when lamp holder is installed, only need apply less thrust, just lamp holder successfully can be plugged on the track 1, use more convenient.

In order to guarantee that lid 21 is connected with the reliable of base 22, base 22 also offers first installing hole 223 at the top of draw-in groove, correspondingly, the inwall of lid 21 is provided with the second installing hole (not shown) in the position of corresponding first installing hole 223, fixedly connected with the screw 26 in second installing hole by being arranged in first installing hole 223 between base 22 and the lid 21.

Also being connected with on the track 1 can be with respect to the power supply plug-in unit 5 of this track 1 slippage, this power supply plug-in unit 5 can connect external power supply and give the lamp holder power supply of slide rail lamp, the bottom of power supply plug-in unit 5 offers the groove 51 that can be complementary with track 1, also be respectively arranged with the spring contact (not shown) that can offset and conduct with the conducting strip 11 of track 1 on the both sides that groove 51 is established relatively, spring contact 23 set-up modes of this spring contact and lamp socket 2 bottom draw-in grooves are identical.

The installation of slide rail lamp for convenience, also be connected with a plurality of installation buckles 6 in the bottom at track 1, each is installed buckle 6 and has the bayonet socket 61 suitable with track 1, buckle 6 is installed can upwards be connected on the track 1 by track 1 bottom, and each installs buckle 6 relative with track 1 bottom and offer the installing hole that can supply screw 7 to pass on the contact-making surface established.During use, can be fixed on earlier on the installed surface by screw 7 buckle 6 is installed earlier, the lamp holder A that clamping need be installed on track 1 snaps in whole rail 1 in the bayonet socket 61 that buckle 6 is installed fixing at last then; Also can not use buckle 6 is installed, but the double faced adhesive tape 8 that directly bonds in the bottom of track 1 pastes whole rail 1 on the installed surface again, this mounting means is simpler, convenient, need not erecting tools such as screwdriver, and what make track fixedly is more prone to convenient.

Claims

1. slide rail lamp, include track and at least one lamp holder that is installed on this track, described track relative both sides along its length are provided with conducting strip, described lamp holder includes the lamp socket and the illuminator that is arranged on this lamp socket that can do the straight line slippage with respect to this track, it is characterized in that: the conducting strip of described track both sides is the external power supply both positive and negative polarity respectively, the bottom of described lamp socket offers the draw-in groove that is fastened with described track, be respectively arranged with on the side that described draw-in groove two is established relatively and can offset with described conducting strip and the spring contact of electric connection, and, described spring contact and described illuminator are electrically connected, and also being provided with on the described track can be with respect to the power supply plug-in unit of this track slippage.

2. slide rail lamp according to claim 1, it is characterized in that: described lamp socket includes lid and base, the bottom of described base forms described draw-in groove, the two ends of described lid offer and the suitable slit opening of the cross section of described draw-in groove, offer through hole respectively on the relative two sides of described draw-in groove of described base bottom, described spring contact is arranged in the described through hole, also be provided with in this through hole and make described spring contact stretch out in the spring outside the described through hole all the time, also be provided with the contact spring that is positioned at described through hole one end in the described cavity, this contact spring and illuminator are electrically connected, one end and the described contact spring of described spring offset, and the other end of this spring and described elasticity hoodle offset.

3. slide rail lamp according to claim 2 is characterized in that: also be provided with the PCB assembly in the described lamp socket, this PCB assembly and described contact spring are fixing by welding.

4. slide rail lamp according to claim 1, it is characterized in that: the bottom of described power supply plug-in unit offers the groove that can be complementary with described track, is respectively arranged with the spring contact that can offset and conduct with described conducting strip on the both sides that this groove is established relatively.

5. according to claim 1 or 2 or 3 or 4 described slide rail lamps, it is characterized in that: the bottom of described track also is connected with the installation buckle, this installation buckle has and the suitable bayonet socket of described track, and described installation is buckled in relative with described track bottom and offers the installing hole that can supply screw to pass on the contact-making surface established.