A kind of bar-shaped LED lamp and supporting flexible connector
Technical field
It is the lamp of light source with LED that the utility model relates to a kind of, especially a kind of bar-shaped LED lamp of the lamp band that can conveniently be combined into any use length and supporting flexible connector.
Background technology
Because of LED has high light efficiency, low energy consumption, long advantage of life-span, it is widely used at various decoration occasions and advertising sector etc., such as being used for show window, showcase, indoor setting or the like.Because decoration industry is the specific (special) requirements of decoration occasions in other words,, be that the lamp of light emitting source can satisfy such requirement fully with LED even wish all that generally speaking the appearance looks elegant of the lamp adopted is small and exquisite and exquisite.Also just be based on pursuit, on the basis of traditional cord lamp, developing novel product again above target.Traditional cord lamp is that paster LED is coated on a kind of bent LED ornament lamp that forms in the transparent or translucent soft plastic resin, and product newly developed is the wiring board that is fitted with strip in the shell of strip, light-emitting component LED then is welded on this wiring board, as Chinese patent ZL02250827.9 disclosed " folding type semiconductor light-emitting-diode ornament lamp ", this ornament lamp is provided with the lead-in wire connector, the dotted line place on this lead-in wire connector next door can arbitrarily fracture, in the place of fractureing power line is inserted into the lead-in wire plug connector on the plate that fractures, the lamp bar equally can normal luminous work.We can say, the similar structures that this lead-in wire connector structure and traditional cord lamp are had is in itself without any difference, its in use same deficiency that exists: one, use is very not convenient, lamp body as required need fracture during use, the one side troublesome poeration, then be ignorant of the ordinary people of electrical equipment on the other hand, can't finish voluntarily at all for those; Two, being provided with at interval generally about 1 meter of lead-in wire connector, even thereby lamp body broken, its length still is difficult to satisfy the requirement under the various varying environment situations; Three, at each place that fractures, all need have supply socket separately is the power line power supply, thereby has a strong impact on the whole structure of decoration occasions.4, all need lead-in wire in addition at each plug or socket place, associated components with attachment plug terminal or socket, make trouble, and cost is higher, also just because of whole lamp body is different in the structure at plug or socket place, thereby it is lack of consistency on the whole, and causes the spacing between near this place the LED there are differences easily, thereby influence is decorated or illuminating effect.
Summary of the invention
First technical problem to be solved in the utility model is to provide a kind of easy to use and occasion that no matter need decorate to have how long maybe need to turn round at above-mentioned prior art present situation etc. all only to need the bar-shaped LED lamp of an input and supporting flexible connector.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: this kind bar-shaped LED lamp, it has the strip shell, be fitted with the strip circuit board adaptive in the shell with shell inner cavity, be welded with emitting semiconductor on the circuit board, an end that it is characterized in that described lamp is provided with plug, and this plug stretches out outer casing end, and the other end then is provided with the socket adaptive with described plug.
Described plug is made of the part that described circuit board stretches out described shell, and this partial circuit plate is provided with two electrical connection metal formings that get through the printing of print circuit plates making technology that are parallel to each other.
Described socket comprises two parallel contact springs that are located in the described outer casing end, and an end of each contact spring all is welded on the described circuit board and with described circuit board formation and is electrically connected.
With the supporting flexible connector of bar-shaped LED lamp described in the utility model, it has two and the flexible conductive wire established, the two ends that it is characterized in that described conductor wire are connected with plug and socket respectively, and the plug and socket at these conductor wire two ends is adaptive with the socket and the plug at described lamp two ends respectively.
The structure of the plug of described conductor wire end is: it has the plug body of insulation, the interior plug-in mounting of plug body also is fixed with a fritter wiring board, the front end of wiring board stretches out plug body front end end, this extension wiring board is provided with two electrical connection metal formings that are parallel to each other, thus described conductor wire then enter from the plug body rear end plug body and the welding in the circuit board be electrically connected the metal forming conducting.
The structure of the socket of described conductor wire end is: it has insulating body, the rear portion of chamber body is parallel to be equipped with two elastic contact blade terminals, described conductor wire enters chamber body and is electrically connected with the elastic contact blade terminal from the body front end, and the front portion of body also is provided with the stuck structure of conductor wire, and closely to push down conductor wire loosening to prevent it.
The stuck structure of described conductor wire is: have window on the roof of described body, one-body molded on the front side wall of this window have a free-ended briquetting of tool, from the longitudinal sectional view of described body, this briquetting is triangular in shape substantially, has base portion, the position the first last summit and position under second summit, briquetting is connected on the sidewall of described window by base portion, distance between first summit and the base portion is slightly larger than the fore-and-aft distance between the bottom, two side, described window front and back, like this, after depressing briquetting, first summit of briquetting promptly is stuck in the roof below of described body, and second summit presses closer then that conductor wire is stated in the residence and conductor wire is stuck.
The profile of described plug body and described body is all consistent with the shell of described lamp.
Advantage of the present utility model is: 1, all design plug, the socket of simplifying on each lamp main body, thereby can be according to the situations such as length of use occasion, grafting LED lamp is to satisfy instructions for use flexibly, especially under the situation of the LED lamp that is equipped with the identical but discrepant two or more models of length of structure, can very accurately satisfy the length requirement of use occasion by pegging graft combination; 2, easy accessibility, need not other instruments can be finished by the ordinary people; 3, the lamp band that forms of a whole inserting only needs a power input socket, helps guaranteeing the cleaning of decoration occasions and has reduced the cost of line related input accessory extraly; 4, the utility model LED lamp is equipped with flexible connector use of the present utility model, can be conveniently used in the occasion that need turn round; 5, the direction setting of briquetting uniqueness in the stuck structure of conductor wire on the utility model flexible connector, make it in working order down, conductor wire pulls outward more, then briquetting is big more to the pressure of conductor wire, these characteristics not only can satisfy as harsh security requirements such as European Union, and have in fact improved its safety in utilization greatly; 6, because the utility model LED lamp plug, the jack design of simplifying very much, make the outward appearance of whole LED lamp not be subjected to the influence of two ends plug, socket completely, can do very attractive in appearancely and small and exquisite, the size of the cross section of LED lamp can reach below 8.5mm * 6mm; 7, plug by the printed substrate manufacture craft directly make in the circuit board, the elastic contact blade terminal of socket directly is welded on wiring board on the electric connection point that the printed substrate manufacture craft is directly made, thereby need not carry out other line etc., do not need other accessory yet, have advantage simple in structure, that production technology is simple and cost is low; 8, the plug and socket occupation space is very little, can accomplish shared space, the two back of pegging graft less than the distance between two adjacent LED on the wiring board, thereby the continuity of decorative effect is good, can not influence the whole structure of lamp.
Description of drawings
Fig. 1 is the sectional structure schematic diagram (two LED lamps are in as yet not inserting state among the figure) of the utility model embodiment LED lamp;
Fig. 2 is the sectional structure schematic diagram (two LED lamps are in the inserting state among the figure) of the utility model embodiment LED lamp;
Fig. 3 is the vertical view (part) of Fig. 1;
Fig. 4 carries out the structural representation of inserting combination for a plurality of the utility model embodiment LED lamps;
Fig. 5 is the side view of LED lamp socket end among Fig. 1;
Fig. 6 be with Fig. 1 embodiment in the matching used power supply input unit of LED lamp;
Fig. 7 is the structural representation of the utility model embodiment flexible connector;
Fig. 8 is the three-dimensional assembling of connector among Fig. 7 schematic diagram (having omitted plug end among the figure);
Fig. 9 is the schematic perspective view after the connector assembling shown in Figure 8;
Figure 10 cuts view (briquetting as yet not depressed state) for the part of Fig. 9;
Figure 11 is the partial sectional view (briquetting is depressed stuck state) of Fig. 9.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
Embodiment
As Fig. 1~shown in Figure 6, be a better embodiment of the utility model LED lamp.As Fig. 7~shown in Figure 11, be a better embodiment of the utility model flexible connector.As Fig. 1~shown in Figure 11, the present embodiment bar-shaped LED lamp, it has strip shell 1, be fitted with strip circuit board 2 in the shell 1 and located by alignment pin 3, be welded with emitting led (not shown) on the circuit board 2, one end of LED lamp is provided with the plug 4 that stretches out shell 1 end, and the other end then is provided with the socket 5 adaptive with plug 4.Plug 4 is made of the part that circuit board 2 stretches out shell 1, and this partial circuit plate 2 is provided with two electrical connection metal formings 6 that get through the printing of print circuit plates making technology that are parallel to each other.Socket 5 comprises two parallel contact springs 7 that are located in shell 1 end, and an end of each contact spring 7 all is welded on the circuit board 2 and with circuit board 2 formation and is electrically connected.The present embodiment flexible connector, it has two and the flexible conductive wire 8 established, and the two ends of conductor wire 8 are connected with plug 9 and socket 10 respectively, and the plug 9 at these conductor wire two ends and socket 10 are adaptive with the socket 5 and the plug 4 at described LED lamp two ends respectively.Be connected the structure basically identical of the plug 4 of the structure of plug 9 of conductor wire 8 ends and LED lamp end, different is to have welded described conductor wire 8 on its circuit board.The structure of the socket 10 of conductor wire 8 ends is: it has insulating body 11, the rear portion of body 11 inner chambers is parallel to be equipped with two elastic contact blade terminals 12, conductor wire 8 enters body 11 inner chambers and is electrically connected with elastic contact blade terminal 12 from body 11 front ends, and the front portion of body 11 also is provided with the stuck structure of conductor wire, and closely to push down conductor wire 8 loosening to prevent it.The stuck structure of described conductor wire is: have window 13 on the roof of body 11, one-body molded on the front side wall of this window 13 have a free-ended briquetting 14 of tool, from the longitudinal sectional view of body 11, this briquetting 14 is triangular in shape substantially, has base portion 14a, the position the first last summit 14b and position under the second summit 14c, briquetting 14 is connected on the sidewall of window 13 by base portion 14a, distance between the first summit 14b and the base portion 14a is slightly larger than the fore-and-aft distance between the bottom, two side, described window 13 front and back, like this, after depressing briquetting 14, the first summit 14b of briquetting 14 promptly is stuck in the roof below of body 11, and the second summit 14c presses closer then that conductor wire 8 is stated in the residence and conductor wire 8 is stuck.
During use, can be according to the length to be decorated of use occasion, select the LED lamp inserting combination of suitable quantity and appropriate length specification for use, need the corner then to utilize flexible connector to connect transition, thereby reach no matter wait to decorate length and whether need turn round etc., all can only adopt simple inserting mode to finish easily, and the LED lamp band after the whole piece inserting combination only need a power supply input unit 15.And, the design of LED lamp helps this power supply input unit 15 and LED lamp junction are designed to the structure similar to the socket 5 of LED lamp end, like this, attractive in appearance on the one hand, regardless of which splicing position in the use coming off does not on the other hand all exist the problem that exposes of live part, thereby as safe as a house.