Telescopic electric curtain guiderail and curtain

Abstract

A telescopic electric curtain guiderail is provided which comprises a first guiderail piece in which a hollow telescopic receiving cavity is disposed and at a first side of which a first curtain guiderail is disposed; a second guiderail piece, sleeved into the telescopic receiving cavity to perform reciprocating movement along a length direction of the first guiderail piece in the telescopic receiving cavity, where a second curtain guiderail capable of combining with the first curtain guiderail is disposed on the second guiderail piece; and an adjusting mechanism, capable of controlling a sleeving length between the first guiderail piece and the second guiderail piece. The embodiments in the present invention has significantly improve the mounting efficiency of the telescopic electric curtain guiderail.

1 . A telescopic electric curtain guiderail, wherein it comprises
 a first guiderail piece ( 10 ) in which a hollow telescopic receiving cavity ( 14 ) is disposed and at a first side of which a first curtain guiderail ( 15 ) is disposed;   a second guiderail piece ( 20 ), sleeved into the telescopic receiving cavity ( 14 ) to perform reciprocating movement along a length direction of the first guiderail piece ( 10 ) in the telescopic receiving cavity ( 14 ), and a second curtain guiderail ( 24 ) capable of combining with the first curtain guiderail ( 15 ) is disposed on the second guiderail piece ( 20 ); and   an adjusting mechanism, capable of controlling a sleeving length between the first guiderail piece ( 10 ) and the second guiderail piece ( 20 ).   
     
     
         2 . The telescopic electric curtain guiderail of  claim 1 , wherein the adjusting mechanism comprises an adjusting piece ( 30 ) and a wire spool ( 40 ), and the adjusting piece ( 30 ) is wound around the wire spool ( 40 ); the wire spool ( 40 ) can be rotated to perform wire take-up and release for the adjusting piece ( 30 ), so as to control the sleeving length between the first guiderail piece ( 10 ) and the second guiderail piece ( 20 ). 
     
     
         3 . The telescopic electric curtain guiderail of  claim 2 , wherein the adjusting mechanism further comprises a first rotary piece ( 11 ), disposed at a side of the first guiderail piece ( 10 ) away from the second guiderail piece ( 20 ); a second rotary piece ( 21 ), disposed at a side of the second guiderail piece ( 20 ) away from the first guiderail piece ( 10 ); an adjusting piece ( 30 ), wound around the first rotary piece ( 11 ) and the second rotary piece ( 21 ); a length of the adjusting piece ( 30 ) can be controlled to adjust the sleeving length between the first guiderail piece ( 10 ) and the second guiderail piece ( 20 ). 
     
     
         4 . The telescopic electric curtain guiderail of  claim 3 , wherein the wire spool ( 40 ) comprises: a first wire winding wheel ( 41 ), disposed at an end of the first guiderail piece ( 10 ) away from the first rotary piece ( 11 ); a second wire winding wheel ( 42 ), disposed on the first guiderail piece ( 10 ) and located between the first wire winding wheel ( 41 ) and the first rotary piece ( 11 ); the first wire winding wheel ( 41 ) and the second wire winding wheel ( 42 ) take up or release the wire at the same time to increase or reduce the sleeving length. 
     
     
         5 . The telescopic electric curtain guiderail of  claim 3 , wherein one end of the adjusting piece ( 30 ) is fixedly connected to an end of the first guiderail piece ( 10 ) away from the first rotary piece ( 11 ), and the opposing other end of the adjusting piece ( 30 ) is wound on the first rotary piece ( 11 ) and the second rotary piece ( 21 ) in sequence and located at an end of the second guiderail piece ( 20 ) away from the second rotary piece ( 21 ); and the curtain guiderail ( 100 ) further comprises a wire spool ( 40 ), disposed at an end of the second guiderail piece ( 20 ) away from the second rotary piece ( 21 ) for the other end of the adjusting piece ( 30 ) to be wound on; the wire spool ( 40 ) performs take-up or release for the adjusting piece ( 30 ) to increase or reduce the sleeving length. 
     
     
         6 . The telescopic electric curtain guiderail of  claim 3 , wherein the adjusting piece ( 30 ) comprises an adjusting toothed belt ( 32 ) and an adjusting rope ( 31 ) connected to the adjusting toothed belt ( 32 ), and the first rotary piece ( 11 ) is a gear matched with the adjusting toothed belt ( 32 ), the adjusting toothed belt ( 32 ) is wound around the first rotary piece ( 11 ), and the adjusting rope ( 31 ) is wound around the second rotary piece ( 21 ). 
     
     
         7 . The telescopic electric curtain guiderail of  claim 3 , wherein the first curtain guiderail ( 15 ) comprises a first moving opening ( 12 ) disposed on the first guiderail piece ( 10 ), and two first rolling limiting pieces ( 13 ) disposed at both sides of the first moving opening ( 12 ) respectively; the second curtain guiderail ( 24 ) comprises a second moving opening ( 22 ) disposed on the second guiderail piece ( 20 ), and two second rolling limiting pieces ( 23 ) disposed at both sides of the second moving opening ( 22 ); the opening width of the second moving opening ( 22 ) is greater than the opening width of the first moving opening ( 12 ), and when the second guiderail piece ( 20 ) is sleeved into the first guiderail piece ( 10 ), the two first rolling limiting pieces ( 13 ) are located between the two second rolling limiting pieces ( 23 ). 
     
     
         8 . The telescopic electric curtain guiderail of  claim 3 , wherein it further comprises a first mounting portion ( 60 ) provided internally with the first rotary piece ( 11 ) and connected to the first guiderail piece ( 10 ); a second mounting portion ( 70 ), provided internally with the second rotary piece ( 21 ) and connected to the second guiderail piece ( 20 ). 
     
     
         9 . The telescopic electric curtain guiderail of  claim 3 , wherein it further comprises a fixing piece ( 50 ), clamped between the first guiderail piece ( 10 ) and the second guiderail piece ( 20 ) to fix the sleeving length. 
     
     
         10 . A curtain, wherein it comprises the telescopic electric curtain guiderail ( 100 ) according to  claim 1 ; a plurality of rolling pieces, rollingly disposed on the first curtain guiderail ( 15 )) and the second curtain guiderail ( 24 ) respectively; and a blocking piece ( 240 ), connected to the plurality of rolling pieces. 
     
     
         11 . The curtain of  claim 10 , wherein at least one in the plurality of rolling pieces disposed on the first curtain guiderail ( 15 ) is a first rolling piece ( 210 ) and the remaining rolling pieces are second rolling pieces ( 220 ); the blocking piece ( 240 ) comprises a first blocking piece ( 241 ) connected to the first rolling piece ( 210 ) and a second blocking piece ( 242 ) connected to the second rolling piece ( 220 ); the curtain further comprises a blocking piece separating portion ( 230 ), disposed on the second curtain guiderail ( 24 ) or the first curtain guiderail ( 15 ) to separate the first rolling piece ( 210 ) from the second rolling pieces ( 220 ).