Assembling structure for led luminaire

An assembling structure for LED luminaire, comprising:

• an elongated main support, comprising a plurality of front faces on a radial side thereof, a plurality of slide tracks provided on respective front faces, and two side faces located at ends of respective slide tracks and adjoined to said front faces, respectively;
• at least one LED luminaire, comprising a housing and a lamp-connecting portion provided on said housing;
• and
• at least one connecting part for connecting said main support with said LED luminaire, comprising at least one first locating block allowed for passing through each side face and provided in one slide track, at least one second locating block allowed for passing through each side face and provided in another slide track different from said one slide track for said first locating block, and a support body connected with said first locating block and said second locating block as well as extending away from said main support, said support body being connected, at one end spaced from said first locating block and said second locating block, with said lamp-connecting portion, while said connecting part and said LED luminaire being pivoted with respect to said main support,
• wherein said first locating block and said support body are operably pivotingly connected, said connecting part comprising a curved track cuttingly provided in said support body, and a position-limiting pivot allowed for sliding in said curved track while fixedly connected with said second locating block.