CN212165554U - Shading and heat insulating curtain - Google Patents

Abstract

The utility model relates to a shading thermal-insulated (window) curtain, including fixing the bracing piece on the wall body, connect the horizontal pole of (window) curtain, bracing piece both ends below all is equipped with the fixed block, the through-hole with the height has been seted up on the horizontal direction to two fixed blocks, the position that the fixed block is corresponded to curtain horizontal pole both ends top is equipped with first stay cord and the second stay cord that is used for adjusting the horizontal pole lift, the through-hole orientation the same orientation that corresponds on the fixed block is all passed to the other end of first stay cord and second stay cord stretches out, the wall body is equipped with diverting pulley in the corresponding position department of first stay cord and second stay cord orientation same orientation, diverting pulley is located the tip of bracing piece, stay cord nearer apart from diverting pulley is the second stay cord, first stay cord and second stay cord all pass diverting pulley downwardly extending, be equipped with the wire winding pole that. The utility model discloses a realize the lift of horizontal pole and (window) curtain, realize the washing of (window) curtain more easily and change.

Description

Shading and heat insulating curtain

Technical Field

The utility model belongs to the technical field of the (window) curtain technique and specifically relates to a shading heat-insulating (window) curtain is related to.

Background

With the development of society and the demand of people, the control modes and the types of curtains are also diversified, so as to meet the requirements of different occasions. The functionality and decorativeness of current window coverings has become an indispensable upholstery. The curtain has the main functions of isolating from the outside and realizing the indoor shading and heat insulation effects. At present, a support rod is arranged above a window in a hanging mode of a shading and heat insulating curtain, hooks are evenly connected to the upper end of the curtain and hung on the support rod, and the curtain is opened and closed through the sliding of the hooks on the support rod. Generally, the shading and heat insulating curtain is arranged at a high position, and after the shading and heat insulating curtain is used for a period of time, when the shading and heat insulating curtain is detached, washed or replaced, the curtain can be realized only by using other auxiliary tools such as ladders or stools, and the mode is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a shading heat-insulating curtain can conveniently realize the lift of (window) curtain through the setting of stay cord and joint structure to change the washing of realizing the (window) curtain and change.

The above object of the present invention is achieved by the following technical solutions: a shading and heat insulating curtain comprises a supporting rod and a cross rod, wherein the supporting rod is fixed on a wall body, the cross rod is connected with the curtain, fixed blocks are arranged below the two ends of the supporting rod, through holes with the same height are formed in the two fixed blocks in the horizontal direction, a first pull rope and a second pull rope for adjusting the lifting of the cross rod are arranged above the two ends of the curtain cross rod and correspond to the fixed blocks, and the other ends of the first pull rope and the second pull rope penetrate through the through holes in the corresponding fixed blocks and extend towards the same direction; the wall body is equipped with diverting pulley in the corresponding position department of first stay cord and second stay cord orientation equidirectional, and diverting pulley is located the tip of bracing piece, and the stay cord nearer apart from diverting pulley is the second stay cord, and first stay cord and second stay cord all pass diverting pulley downwardly extending, are equipped with the rope winding pole that is used for fixed first stay cord and second stay cord below diverting pulley.

By adopting the technical scheme, the first pull rope and the second pull rope simultaneously pass through the steering wheel and are fixed on the rope winding rod, so that the curtain is fixed, when the curtain needs to be disassembled, the vertical distance between the fixed block and the cross rod is increased through the first pull rope and the second pull rope, the cross rod drives the curtain to descend, and when the curtain descends to a certain height, the curtain can be disassembled; after the curtain is cleaned and installed again, the distance between the fixed block and the vertical direction of the cross rod is gradually reduced through the first pull rope and the second pull rope, the cross rod drives the curtain to ascend, the mode replaces the mode of people with the help of auxiliary tools such as ladders, the operation is convenient, and the curtain is more favorably detached.

Preferably, the surface of the diverting pulley is level with the height of the through-hole.

Through adopting above-mentioned technical scheme, the first stay cord of setting up of diverting pulley and second stay cord turn to the vertical direction by the horizontal direction, have changed the direction of force of first stay cord and second stay cord, have reduced the frictional force when first stay cord and second stay cord pass the through-hole, convenience of customers operation.

Preferably, a nylon guide cylinder is arranged in the through hole.

Through adopting above-mentioned technical scheme, the nylon guide cylinder has good wearability and mechanicalness, has reduced the frictional force that first stay cord and second stay cord passed the through-hole, has prolonged the life of first stay cord and second stay cord, has reduced the application of force to first stay cord and second stay cord.

Preferably, both ends below of bracing piece all is equipped with the stopper that is used for fixed horizontal pole, and two fixed blocks are located between two stoppers, and the length of the vertical direction of stopper is greater than the length of fixed block in vertical direction, and the horizontal pole is equipped with the joint structure that is used for fixed stopper in the position that corresponds the stopper.

Through adopting above-mentioned technical scheme, the stopper links together horizontal pole and bracing piece, and when the (window) curtain rises to a take the altitude, through stopper on the bracing piece and the joint structural connection on the horizontal pole, make horizontal pole and bracing piece link together, fix horizontal pole and (window) curtain on the bracing piece, the tip through the fixed first stay cord of rope winding pole and second stay cord makes the horizontal pole be connected with the bracing piece more firm more easily.

Preferably, the clamping structure comprises a mounting groove formed in the position, corresponding to the limiting block, of the cross rod, a clamping groove communicated with the mounting groove and extending towards the end part of the nearest cross rod, a limiting spring horizontally arranged in the clamping groove, a clamping block connected to one end of the limiting spring and capable of moving in the clamping groove and the mounting groove, a stop block arranged in the clamping groove and used for limiting the position of the limiting spring, and a movable rope connected to the end face, facing the limiting spring, of the clamping block, wherein the movable rope penetrates through the limiting spring and the stop block to extend out of the end part, closest to the cross rod, of the limiting block, a slot is formed in the end face, facing the clamping block; when the movable rope moves horizontally towards the direction far away from the mounting groove, the clamping block is completely positioned in the clamping groove.

By adopting the technical scheme, the limiting block is inserted into the mounting groove, the clamping block is moved towards the clamping groove direction by the bottom of the limiting block, when the limiting block completely extends into the mounting groove, the clamping block moves towards the mounting groove direction under the action of the limiting spring, the clamping block extends into the slot, and the limiting block is fixed in the mounting groove, so that the connection between the cross rod and the supporting rod is firmer; when the curtain needs to be detached for cleaning, the movable ropes in the clamping structures at the two ends of the transverse rod are pulled respectively, the limiting springs contract, and the clamping blocks move towards the clamping grooves, so that the clamping blocks are separated from the limiting blocks, the transverse rod and the supporting rod can be arranged in a detachable mode, and the curtain is convenient to detach.

Preferably, the clamping structure is that the horizontal rod is provided with a containing groove at a position corresponding to the limiting block, the containing groove is communicated with the containing groove and is arranged in the direction close to the end part of the horizontal rod, the guide spring is horizontally arranged in the guide groove, the first inclined block is fixedly connected with one end, close to the containing groove, of the guide spring, the first inclined block is provided with a limiting bulge towards the end surface of the containing groove, and the second inclined block is abutted against the end surface, far away from the wall body, of the first inclined block, the contact surface of the first inclined block and the second inclined block is an inclined surface, the first inclined block inclines towards the direction of the guide spring, the end surface, far away from the first inclined block, of the second inclined block is fixedly connected with a movable block, the guide groove is provided with a mounting hole, at a position corresponding to the movable block, for the movable block to extend out of the guide groove, the movable block penetrates through the mounting hole and protrudes from the end surface, far away from the, the limiting block faces to the end face of the limiting bulge, and the limiting bulge is provided with a slot matched with the limiting bulge in shape and size.

By adopting the technical scheme, the limiting block is inserted into the accommodating groove, the limiting bulge is moved towards the direction of the guide groove by the bottom of the limiting block, the guide spring is compressed, when the limiting block completely extends into the accommodating groove, the limiting bulge is inserted into the slot, and the limiting block is clamped in the accommodating groove, so that the support rod and the cross rod are connected more firmly; when the horizontal pole is pulled down from the bracing piece to needs, press the movable block, the movable block passes through the first sloping block of second sloping block extrusion, through the effort between first sloping block and the second sloping block for the second sloping block moves towards the direction of guide spring, extrudees guide spring, and the second sloping block drives spacing arch and keeps away from the slot, and the stopper will shift out from accommodating the groove, realizes the separation of bracing piece and horizontal pole, is convenient for realize the washing of (window) curtain on the horizontal pole and changes.

Preferably, the curtain upper end evenly is connected with the slider, the horizontal pole bottom is equipped with the gliding slide rail of confession slider, the slider includes the joint horizontal slip sliding block in the slide rail, the connecting block of being connected with the sliding block, the opening that is used for first curtain tip to stretch into is offered to the connecting block end, the opening part of connecting block is connected with the inserted bar that runs through opening and first curtain perpendicularly, inserted bar one end is equipped with the lug that is used for injecing the dead lever and breaks away from the connecting block, another tip of inserted bar is equipped with the perforation that supplies the second curtain to connect, be equipped with the connecting piece between second curtain.

Through adopting above-mentioned technical scheme, the setting of slider can be conveniently receive (window) curtain laborsavingly, and first (window) curtain passes the inserted bar and can dismantle the opening part of connecting at the connecting block, fixes in the connecting block through the inserted bar, and the perforation of inserted bar one end not only can be used for the junction as fixed second (window) curtain simultaneously, has also further avoided first (window) curtain to break away from on the connecting block.

Preferably, the connecting piece is a hook arranged in an S shape, one end of the hook is smaller than an opening used for connecting the second curtain, and the other end of the hook is inserted into the through hole.

By adopting the technical scheme, one end of the hook can be used for connecting the second curtain, the other end of the hook can be used for fixing the position of the hook, and the end part with the smaller opening of the S-shaped hook is connected with the second curtain so as to be better used for clamping the second curtain, thereby avoiding the second curtain from falling off from the hook when being pulled.

Preferably, the smaller end of the hook opening is sleeved with a protective sleeve.

By adopting the technical scheme, the protective sleeve is arranged to prevent the end part of the hook from hooking the second curtain when the second curtain is installed, so that the second curtain is protected.

To sum up, the utility model discloses a beneficial technological effect does:

1. the fixed block is arranged at the lower end of the supporting rod, the curtain is lifted up and down through the combination of the first pull rope and the second pull rope, the curtain is lowered to a certain position, people can conveniently disassemble and assemble the curtain, the mode replaces the mode that people disassemble the curtain by means of auxiliary tools such as ladders, and the operation is convenient.

2. The setting of stopper and joint structure makes bracing piece and horizontal pole be connected more firm.

Drawings

Fig. 1 is a schematic view of the overall structure of a window shade according to an embodiment.

Fig. 2 is a partial cross-sectional view of a window covering according to an embodiment.

Fig. 3 is an enlarged schematic view of a portion a of fig. 2.

Fig. 4 is an enlarged schematic structural view of a portion B in fig. 2.

Fig. 5 is a schematic view of the entire structure of the light-shielding and heat-insulating window curtain according to the second embodiment.

FIG. 6 is a partial sectional view of the clamping structure according to the second embodiment.

Fig. 7 is an enlarged structural view of a portion C in fig. 6.

In the figure, 1, a support rod; 11. a fixed block; 12. a through hole; 13. a limiting block; 21. a first pull cord; 22. a second pull cord; 23. a diverting pulley; 24. a rope winding rod; 3. a cross bar; 31. a slide rail; 32. a slider; 321. a slider; 322. connecting blocks; 323. inserting a rod; 324. a bump; 325. perforating; 331. hooking; 332. a protective sleeve; 4. a clamping structure; 41. mounting grooves; 42. a card slot; 43. a limiting spring; 44. a clamping block; 45. a stopper; 46. a movable rope; 47. a slot; 51. accommodating grooves; 52. a guide groove; 53. a guide spring; 54. a first swash block; 55. a second swash block; 56. a limiting bulge; 57. a movable block; 58. mounting holes; 59. a reinforcing plate; 61. a first curtain; 62. a second window covering.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1 to 7.

Example one

Referring to fig. 1, for the utility model discloses a shading thermal-insulated (window) curtain, including fixing bracing piece 1 on the wall body, connecting the horizontal pole 3 of (window) curtain, 1 both ends below of bracing piece all is equipped with fixed block 11, and the co-altitude through-hole 12 is seted up to two fixed blocks 11 on the horizontal direction, is equipped with the nylon guide cylinder in the through-hole 12, and the nylon guide cylinder has good wearability and mechanical properties. The positions of the upper parts of the two ends of the curtain cross rod 3, which correspond to the fixed blocks 11, are provided with a first pull rope 21 and a second pull rope 22 for adjusting the lifting of the cross rod 3, the other ends of the first pull rope 21 and the second pull rope 22 all penetrate through the through holes 12 on the corresponding fixed blocks 11 and extend towards the same direction, the wall body is provided with a steering pulley 23 at the corresponding positions of the first pull rope 21 and the second pull rope 22 towards the same direction, the steering pulley 23 is positioned at the end part of the supporting rod 1, the wheel surface of the steering pulley 23 is high together with the height of the through holes 12, the stress directions of the first pull rope 21 and the second pull rope 22 are changed, the friction force when the first pull rope 21 and the second pull rope 22 penetrate through the through holes. In this embodiment, the first pulling rope 21 and the second pulling rope 22 both use stainless steel cables, the pulling rope closer to the diverting pulley 23 is the second pulling rope 22, the first pulling rope 21 and the second pulling rope 22 both pass through the diverting pulley 23 and extend downward, the first pulling rope 21 also passes through the fixing block 11 corresponding to the second pulling rope 22, and a rope winding rod 24 for fixing the first pulling rope 21 and the second pulling rope 22 is arranged below the diverting pulley 23.

Referring to fig. 1, a first pull rope 21 and a second pull rope 22 pass through a steering wheel and are fixed on a rope winding rod 24 at the same time, so that the curtain is fixed, when the curtain needs to be disassembled, the vertical distance between a fixed block 11 and a cross rod 3 is increased through the first pull rope 21 and the second pull rope 22, the cross rod 3 drives the curtain to descend, and the curtain can be disassembled when the curtain descends to a certain height; after the curtain is cleaned and installed again, the distance between the fixed block 11 and the cross rod 3 in the vertical direction is gradually reduced through the first pull rope 21 and the second pull rope 22, the cross rod 3 drives the curtain to ascend, the mode can replace a mode of people with the help of auxiliary tools such as ladders, the operation is convenient, and the curtain can be more favorably disassembled.

Referring to fig. 1 and 2, in order to further fix the support rod 1 and the cross rod 3 better, the detachable setting of the support rod 1 and the cross rod 3 is realized, the stoppers 13 for fixing the cross rod 3 are respectively arranged below the two end portions of the support rod 1, the two fixing blocks 11 are arranged between the two stoppers 13, the length of the stopper 13 in the vertical direction is greater than that of the fixing block 11 in the vertical direction, the first pull rope 21 and the second pull rope 22 simultaneously penetrate through the upper portion of the stopper 13 close to the steering pulley 23, and the cross rod 3 is provided with the clamping structure 4 for fixing the stopper 13 at the corresponding position connected with the stopper 13. The limiting block 13 on the supporting rod 1 is connected with the clamping structure 4 on the cross rod 3, so that the cross rod 3 is connected with the supporting rod 1, the cross rod 3 and the curtain are fixed on the supporting rod 1, and the end parts of the first pull rope 21 and the second pull rope 22 are fixed more easily through the rope winding rod 24, so that the cross rod 3 is connected with the supporting rod 1 more firmly.

Referring to fig. 2 and 3, the clamping structure 4 includes a mounting groove 41 formed at a position of the cross bar 3 corresponding to the stopper 13, a clamping groove 42 penetrating the mounting groove 41 and extending toward an end of the nearest cross bar 3, a stopper spring 43 horizontally disposed in the clamping groove 42, the clamping block 44 is connected to one end of the limiting spring 43 and can move in the clamping groove 42 and the mounting groove 41, the stop block 45 is arranged in the clamping groove 42 and used for limiting the position of the limiting spring 43, and the movable rope 46 is connected to the end face, facing the limiting spring 43, of the clamping block 44, the movable rope 46 penetrates through the limiting spring 43 and the stop block 45 and extends out from the end part of the cross rod 3 closest to the stop block, the end face, facing the limiting block 13, of the limiting block 44 is provided with a slot 47, the shape of the slot 47 is matched with that of the clamping block 44, the end face, facing the supporting rod 1, of the clamping block 44 is obliquely arranged towards the mounting; when the movable rope 46 moves horizontally away from the mounting groove 41, the clamping block 44 is completely positioned in the clamping groove 42. The limiting block 13 is inserted into the mounting groove 41, the inclined surface of the clamping block 44 plays a role in guiding, the bottom of the limiting block 13 extrudes the clamping block 44 to move towards the clamping groove 42, when the limiting block 13 completely extends into the mounting groove 41, the clamping block 44 moves towards the mounting groove 41 under the action of the limiting spring 43, the clamping block 44 extends into the slot 47, and the limiting block 13 is fixed in the mounting groove 41, so that the cross rod 3 is connected with the supporting rod 1 more firmly; when the curtain needs to be detached for cleaning, the movable rope 46 in the clamping structures 4 at the two ends of the cross rod 3 is pulled respectively, the limiting spring 43 contracts, the clamping block 44 moves towards the clamping groove 42, the clamping block 44 is separated from the limiting block 13, the cross rod 3 and the supporting rod 1 can be detached, and the curtain is convenient to disassemble and assemble.

Referring to fig. 2 and 4, the sliding members 32 are uniformly connected to the upper ends of the curtains, the sliding rails 31 for the sliding members 32 to slide are arranged at the bottoms of the cross bars 3, each sliding member 32 includes a sliding block 321 which is clamped in the sliding rail 31 and slides horizontally, and a connecting block 322 which is rotatably connected with the sliding block 321, an opening for the end of the first curtain 61 to extend into is arranged at the end of the connecting block 322, an inserting rod 323 which vertically penetrates through the opening and the first curtain 61 is connected to the opening of the connecting block 322, a protruding block 324 for limiting the fixing rod to be separated from the connecting block 322 is arranged at one end of the inserting rod 323, a through hole 325 for connecting the second curtain 62 is arranged at the other end of the inserting rod 323, the through hole 325 at one end of the inserting rod 323 not only plays a role. A connecting piece is arranged between the second curtain 62 and the perforation 325. In this embodiment, the connecting element is a hook 331 arranged in an "S" shape, one end of the hook 331 is used for connecting the second curtain 62 and has a smaller opening, a protective sleeve 332 is sleeved on the end of the hook 331 having the smaller opening, the protective sleeve 332 is arranged to prevent the end of the hook 331 from hooking the second curtain 62 during installation, so as to protect the second curtain 62, and the other end of the hook 331 is inserted into the through hole 325. The connection of the end of the hook 331 with the smaller opening of the "S" shape to the second curtain 62 is thus better used for clamping the second curtain 62, and preventing the second curtain 62 from falling off the hook 331 when being pulled.

The implementation principle of the embodiment is as follows: the fixing block 11 is arranged on the support rod 1, the curtain is lifted through combination of the first pull rope 21 and the second pull rope 22, the curtain is lifted to a certain position, so that people can conveniently detach and mount the curtain, the mode replaces the mode that people detach the curtain by means of auxiliary tools such as ladders, and the operation is convenient. Still be equipped with on the bracing piece 1 and be used for realizing that bracing piece 1 and horizontal pole 3 can dismantle the stopper 13 of being connected, stopper 13 combines with joint structure 4 on the horizontal pole 3, realizes dismantling of bracing piece 1 and horizontal pole 3 through activity rope 46 and is connected. The cooperation of stopper 13 and stay cord makes bracing piece 1 be connected more firmly with horizontal pole 3.

Example two

The second embodiment is different from the first embodiment in that: the difference in the snap-in structure 4. Fig. 5 is an overall configuration view of the light-shielding and heat-insulating curtain of the present embodiment. Referring to fig. 6 and 7, the clamping structure 4 of this embodiment includes an accommodating groove 51 formed in a position corresponding to the position of the limiting block 13 of the crossbar 3, a guide groove 52 formed in a direction close to the end of the crossbar 3 and penetrating through the accommodating groove 51, a guide spring 53 horizontally arranged in the guide groove 52, a first inclined block 54 fixedly connected to one end of the guide spring 53 close to the accommodating groove 51, a limiting protrusion 56 arranged on an end surface of the first inclined block 54 facing the accommodating groove 51, and a second inclined block 55 abutted to an end surface of the first inclined block 54 far from the wall. The contact surface of the first inclined block 54 and the second inclined block 55 is an inclined surface, and the first inclined block 54 is inclined toward the guide spring 53. The end face of the second inclined block 55 far away from the first inclined block 54 is fixedly connected with a movable block 57, the guide groove 52 is provided with an installation hole 58 at a position corresponding to the movable block 57, the movable block 57 extends out of the guide groove 52, and the movable block 57 penetrates through the installation hole 58 and protrudes out of the end face of the cross rod 3 far away from the wall body. The second oblique block 55 is located in the guide groove 52, the guide groove 52 is provided with a reinforcing plate 59 which only moves towards the accommodating groove 51 from the limiting protrusion 56 at the joint with the accommodating groove 51, the limiting block 13 faces the slot 47 with the shape and size matched with the limiting protrusion 56 on the end face of the limiting protrusion 56, and the upper end face of the limiting protrusion 56 is obliquely arranged towards the accommodating groove 51.

Referring to fig. 6 and 7, the limiting block 13 is inserted into the accommodating groove 51, the inclined surface of the limiting protrusion 56 plays a role in guiding, the bottom of the limiting block 13 enables the limiting protrusion 56 to move towards the direction of the guide groove 52, the guide spring 53 is compressed, the limiting block 13 completely extends into the accommodating groove 51, the limiting protrusion 56 is inserted into the slot 47, and the limiting block 13 is clamped in the accommodating groove 51, so that the support rod 1 and the cross rod 3 are connected more firmly; when the cross rod 3 needs to be detached from the support rod 1, the movable block 57 is pressed, the movable block 57 extrudes the first inclined block 54 through the second inclined block 55, and the second inclined block 55 moves towards the direction of the guide spring 53 by the acting force of the inclined plane between the first inclined block 54 and the second inclined block 55, so that the guide spring 53 is extruded, the second inclined block 55 drives the limiting protrusion 56 to be far away from the slot 47, the limiting block 13 is moved out of the accommodating groove 51, the separation of the support rod 1 and the cross rod 3 is realized, and the cleaning and the replacement of curtains on the cross rod 3 are convenient to realize.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (9)

1. The utility model provides a shading heat-insulating curtain, includes bracing piece (1) of fixing on the wall body, horizontal pole (3) of connecting the (window) curtain, its characterized in that: the curtain rod is characterized in that fixed blocks (11) are arranged below the two ends of the supporting rod (1), through holes (12) with the same height are formed in the two fixed blocks (11) in the horizontal direction, first pull ropes (21) and second pull ropes (22) used for adjusting the lifting of the cross rod (3) are arranged at positions above the two ends of the curtain cross rod (3) corresponding to the fixed blocks (11), the other ends of the first pull ropes (21) and the second pull ropes (22) penetrate through the through holes (12) in the corresponding fixed blocks (11) and extend towards the same direction, a turning pulley (23) is arranged on the wall body at the corresponding position of the first pull ropes (21) and the second pull ropes (22) towards the same direction, the turning pulley (23) is located at the end of the supporting rod (1), the pull ropes which are closer to the turning pulley (23) are the second pull ropes (22), and the first pull ropes (21) and the second pull ropes (22, a rope winding rod (24) for fixing the first rope (21) and the second rope (22) is arranged below the diverting pulley (23).

2. The window shade of claim 1, wherein: the wheel surface of the diverting pulley (23) is flush with the height of the through hole (12).

3. The window shade of claim 1, wherein: a nylon guide cylinder is arranged in the through hole (12).

4. The window shade of claim 1, wherein: the utility model discloses a bracing piece, including bracing piece (1), two fixed blocks (11), fixed block (13), the both ends below of bracing piece (1) all is equipped with stopper (13) that are used for fixed horizontal pole (3), and two fixed blocks (11) are located between two stopper (13), and the length of stopper (13) vertical direction is greater than the length of fixed block (11) in vertical direction, and horizontal pole (3) are equipped with joint structure (4) that are used for fixed stopper (13) in the position that corresponds stopper (13).

5. The window shade of claim 4, wherein: the clamping structure (4) comprises a mounting groove (41) formed in the position, corresponding to the limiting block (13), of the cross rod (3), a clamping groove (42) communicated with the mounting groove (41) and extending towards the end part of the nearest cross rod (3), a limiting spring (43) horizontally arranged in the clamping groove (42), a clamping block (44) connected to one end of the limiting spring (43) and capable of moving in the clamping groove (42) and the mounting groove (41), a stop block (45) arranged in the clamping groove (42) and used for limiting the position of the limiting spring (43), and a movable rope (46) connected to the end face, facing the limiting spring (43), of the clamping block (44), the movable rope (46) penetrates through the limiting spring (43) and the stop block (45) and extends out of the end part of the cross rod (3) which is closest to the limiting block, a slot (47) is formed in the end face, facing the clamping block (44), of the limiting block (13), and the shape of the slot (47) is matched with that of the clamping block (44); when the movable rope (46) moves horizontally towards the direction far away from the mounting groove (41), the clamping block (44) is completely positioned in the clamping groove (42).

6. The window shade of claim 4, wherein: the clamping structure (4) is formed by an accommodating groove (51) formed in the position, corresponding to the limiting block (13), of the cross rod (3), a guide groove (52) formed in the end part direction close to the cross rod (3) and communicated with the accommodating groove (51), a guide spring (53) horizontally arranged in the guide groove (52), a first inclined block (54) fixedly connected with one end, close to the accommodating groove (51), of the guide spring (53), a limiting bulge (56) is arranged on the end face, facing the end face of the accommodating groove (51), of the first inclined block (54), a second inclined block (55) abutted to the end face, far away from the wall body, of the first inclined block (54), a movable block (57) is fixedly connected to the end face, far away from the first inclined block (54), of the first inclined block (54) and the second inclined block (55), a mounting hole (58) for the movable block (57) to extend out of the guide groove (52) is formed in the position, corresponding to the movable block (57), and the guide groove (52) is formed in the guide groove (52) ) The movable block (57) penetrates through the mounting hole (58) and protrudes from the end face, far away from the wall body, of the cross rod (3), the second inclined block (55) is located in the guide groove (52), the guide groove (52) is provided with a reinforcing plate (59) which is only limited to move towards the accommodating groove (51) from the limiting protrusion (56) at the joint of the guide groove (52) and the accommodating groove (51), and the limiting block (13) faces towards the end face of the limiting protrusion (56) and is provided with a slot (47) matched with the shape and the size of the limiting protrusion (56).

7. The window shade of claim 1, wherein: evenly be connected with slider (32) in (window) curtain upper end, inserted bar (323) bottom is equipped with supplies gliding slide rail (31) of slider (32), slider (32) are including joint horizontal gliding sliding block (321) in slide rail (31), connecting block (322) of being connected with sliding block (321), the opening that is used for first (window) curtain (61) tip to stretch into is offered to connecting block (322) tip, the opening part of connecting block (322) is connected with inserted bar (323) of running through opening and first (window) curtain (61) perpendicularly, inserted bar (323) one end is equipped with lug (324) that are used for injecing the dead lever and break away from connecting block (322), another tip of inserted bar (323) is equipped with perforation (325) that supply second (window) curtain (62) to connect, be equipped with the connecting piece between second (62) and.

8. The window shade of claim 7, wherein: the connecting piece is a hook (331) arranged in an S shape, one end of the hook (331) is smaller in opening for connecting the second curtain (62), and the other end of the hook (331) is inserted into the through hole (325).

9. The window shade of claim 8, wherein: the smaller end of the opening of the hook (331) is sleeved with a protective sleeve (332).

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