CN216043464U

CN216043464U - Spring roller shutter and sun-shading window

Info

Publication number: CN216043464U
Application number: CN202122099265.XU
Authority: CN
Inventors: 易修强; 粟阳
Original assignee: Suzhou Weier Yangguang Intelligent Technology Co ltd
Current assignee: Suzhou Weier Yangguang Intelligent Technology Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-03-15
Anticipated expiration: 2031-09-01

Abstract

The utility model relates to a spring roller shutter and a sun-shading window, which comprise a support frame, a roller shutter pipe, a mounting assembly and a spring assembly, wherein the spring assembly comprises a spring, a connecting rod and a limiting block, a first bending part and a second bending part are arranged at two ends of the spring, the spring is connected with the connecting rod through the first bending part so that the first bending part and the roller shutter pipe can rotate relatively, and the spring is connected with the limiting block through the second bending part so that the second bending part and the roller shutter pipe cannot rotate relatively. According to the utility model, the first bending part is connected with the connecting rod, and the second bending part is connected with the limiting block, so that the stable connection of the spring is realized, and the stability in use is improved; furthermore, due to the design of the mounting block and the rotating block, the roller shutter pipe can always rotate around the extending direction of the roller shutter pipe, and the stress uniformity of the roller shutter pipe is ensured; the spring roller shutter and the sunshade window have the advantages of simple structure, convenience in assembly, disassembly and replacement, low manufacturing cost and good stability.

Description

Spring roller shutter and sun-shading window

Technical Field

The utility model relates to a spring roller shutter and a sun-shading window.

Background

The spring roller shutter is internally provided with a spring device in the roller shutter pipe, so that the automatic rewinding of the roller shutter during the roller shutter winding can be realized by utilizing the acting force of the spring.

The spring device of the existing spring roller shutter is generally characterized in that clamping seats fixedly connected with a spring are arranged at two ends of the spring, the spring is connected with a rotating block through the clamping seats and the rotating block in a clamped mode, and the spring is connected with a roller shutter pipe or a supporting frame through the rotating block and a regulator. Spring among the prior art rolls up curtain structure complicacy, installation loaded down with trivial details to can appear connecting not hard up risk that has droing in cassette and turning block after long-time the use.

Disclosure of Invention

The utility model aims to provide a spring roller shutter and a sun-shading window with simple structure and good stability.

In order to realize the purpose, the utility model adopts the technical scheme that:

the utility model provides a spring roller shutter, which comprises a support frame, a hollow roller shutter pipe, a mounting component and a spring component, wherein the mounting component and the spring component are respectively arranged in the roller shutter pipe; the spring assembly comprises a spring capable of being twisted, a connecting rod and a limiting block,

one end of the spring extends outwards and forms a first bending part, the other end of the spring extends outwards and forms a second bending part,

the connecting rod is provided with a first hole matched with the first bending part, the first bending part can be inserted into the first hole so as to enable the spring to be connected with the connecting rod, and the connecting rod is connected with the supporting frame so as to enable the first bending part and the roller shutter pipe to rotate relatively;

the limiting block is provided with a second hole matched with the second bending portion, the second bending portion can be inserted into the second hole so that the spring is connected with the limiting block, and the limiting block is connected with the roller shutter pipe so that the second bending portion and the roller shutter pipe cannot rotate relatively.

Preferably, the spring comprises a spring body with a spiral structure, and a first bending part and a second bending part which are respectively arranged at two ends of the spring body, wherein the first bending part comprises a first rod and a second rod, one end of the first rod is connected with one end of the spring, the other end of the first rod is connected with one end of the second rod, an included angle of 60-120 degrees is formed between the first rod and the second rod, the first rod is parallel to the axial lead of the spring, and the free end of the second rod can be inserted into the first hole so that the first bending part and the connecting rod are tightly attached;

the second bending portion comprises a third rod and a fourth rod, one end of the third rod is connected with the other end of the spring, the other end of the third rod is connected with the fourth rod, an included angle of 60-120 degrees is formed between the third rod and the fourth rod, the third rod is parallel to the axis of the spring, and the free end of the fourth rod can be inserted into the second hole so that the second bending portion and the limiting block are tightly attached to each other.

Further preferably, the first bar is perpendicular to the second bar.

Further preferably, the third bar is perpendicular to the fourth bar.

Preferably, the spring assembly is detachably connected to the roller shutter tube.

Further preferably, the roller shutter tube comprises a roller shutter tube body, a plurality of grooves formed on the inner side wall of the roller shutter tube body, and the extending direction of the grooves is consistent with the extending direction of the roller shutter tube body; the stopper includes the stopper body, forms a plurality of first convex parts in the stopper body outside, the stopper passes through first convex part with roll up curtain pipe looks joint so that the stopper can be along with roll up the curtain pipe and rotate, the second hole sets up on the stopper body.

Still further preferably, the stopper still including form the one end of stopper and the extension rod of outside extension, the one end that the spring was equipped with the second flexion can overlap and establish on the extension rod and with the extension rod is closely laminated mutually.

Preferably, the connecting rod comprises a connecting rod body, a rotating block and a clamping ring which are respectively arranged on the connecting rod body, the first hole is arranged on the connecting rod body, and one end of the spring provided with the first bending part can be sleeved on the connecting rod body and is tightly attached to the connecting rod body;

the turning block sets up the snap ring with between the first flexion and can with first flexion offsets, the turning block is including having the turning block body that runs through the through-hole, forming a plurality of second convex parts in the turning block body outside, the turning block can pass through the through-hole cover is established on the connecting rod and with connecting rod clearance fit, the turning block can pass through the second convex part with roll up curtain pipe looks joint so that the turning block can be along with roll up the rotation of curtain pipe and rotate.

Preferably, the mounting assembly is removably connected to the roller shade tube.

Preferably, the mounting assembly comprises a mounting rod, and a snap ring, a pressure spring, a gasket and a mounting block which are respectively sleeved on the mounting rod, wherein the snap ring is arranged at one end of the pressure spring and is tightly connected with the mounting rod, the gasket is arranged at the other end of the pressure spring, the gasket is positioned between the pressure spring and the mounting block, one end of the mounting rod is detachably connected with the support frame, and the other end of the mounting rod extends into the roller shutter pipe; the installation piece with installation pole clearance fit, be formed with a plurality of third convex parts on the outside of installation piece, the installation piece can pass through the third convex part with spring pipe looks joint is so that the installation piece can be along with the rotation of shutter pipe rotates.

Preferably, the spring assembly further comprises a limiting sleeve sleeved on the spring, and the diameter of the limiting sleeve is slightly larger than that of the spring. The arrangement of the limiting sleeve can avoid the phenomenon that the spring is excessively twisted to wind.

Another aspect of the present invention provides a sunshade window comprising a spring roller blind as described above.

Preferably, the sunshade window further includes a sunshade curtain connected to the spring roller blind, and a driving device capable of driving the sunshade curtain to move, the driving device includes a driving motor, a driving rod, and a rope, the driving rod is connected to the driving motor and is capable of rotating around an axis line thereof under the driving of the driving motor, one end of the rope is connected to the driving rod, and the other end of the rope is connected to the sunshade curtain so that the sunshade curtain can be pulled out or rolled up.

Further preferably, the sunshade window is provided with first glass and second glass, the first glass and the second glass are arranged in the support frame, the first glass and the second glass are connected with the support frame, and the sunshade curtain is arranged between the first glass and the second glass.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

according to the utility model, the stable connection of the spring is realized through the insertion connection of the first bending part and the connecting rod and the insertion connection of the second bending part and the limiting block, so that the stability in use is improved;

furthermore, due to the design of the mounting block and the rotating block, the roller shutter pipe can always rotate around the extending direction of the roller shutter pipe, and the stress uniformity of the roller shutter pipe is ensured;

the spring roller shutter and the sunshade window have the advantages of simple structure, convenience in assembly, disassembly and replacement, low manufacturing cost and good stability.

Drawings

FIG. 1 is a schematic view of a spring roller blind according to the present invention;

FIG. 2 is a schematic diagram of a spring assembly according to the present invention;

FIG. 3 is a front view of a spring assembly of the present invention;

FIG. 4 is a right side view of a roller shade tube of the present invention;

FIG. 5 is a schematic diagram of a spring according to the present invention;

FIG. 6 is a schematic structural diagram of a limiting block according to the present invention;

FIG. 7 is a cross-sectional view of the stop block of FIG. 6;

FIG. 8 is a schematic structural view of a connecting rod according to the present invention;

FIG. 9 is a schematic structural diagram of a turning block according to the present invention;

FIG. 10 is a schematic structural view of a snap ring according to the present invention;

FIG. 11 is a front view of a mounting assembly of the present invention;

FIG. 12 is a partial cross-sectional view of a schematic view of a sun visor according to the present invention;

wherein, 1, a roller shutter pipe; 11. a roller shutter tube body; 12. a groove; 2. a spring assembly; 21. a spring; 211. a first curved portion; 212. a second curved portion; 22. a connecting rod; 221. a connecting rod body; 222. a first hole; 223. an extension portion; 23. a limiting block; 231. a limiting block body; 232. a second hole; 233. a first convex portion; 234. an extension rod; 24. rotating the block; 241. a turning block body; 242. a second convex portion; 243. a through hole; 25. a snap ring; 3. mounting the component; 31. mounting a rod; 32. mounting blocks; 33. a pressure spring; 34. a gasket; 4. a support frame; 51. a drive motor; 52. a drive rod; 53. a rope; 6. a sun screen; A. spring roller shutters.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the embodiments of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the embodiments of the present invention, it should be understood that the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In embodiments of the utility model, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or the first and second features being in contact, not directly, but via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different configurations of embodiments of the utility model. To simplify the disclosure of embodiments of the utility model, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the utility model. Furthermore, embodiments of the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

The utility model will be further described with reference to examples of embodiments shown in the drawings to which the utility model is attached.

A sun-shading window comprises a spring roller shutter A, a sun-shading shutter 6 and a driving device.

The spring roller shutter A comprises a support frame 4, a roller shutter pipe 1, a mounting component 3 and a spring component 2.

The support frame 4 may be directly an outer frame of the sunshade window, and may also be a fixing leg capable of providing support for the spring roller shutter a. When the support frame 4 is a fixed foot, the support frame 4 can be installed on the outer frame of the sunshade window to realize the pulling and rolling back of the sunshade curtain.

The roller shutter pipe 1 is a hollow pipe, the roller shutter pipe 1 can be used for rolling up and storing the roller shutter 6, the roller shutter pipe 1 comprises a roller shutter pipe body 11 and a plurality of grooves 12 formed on the inner side wall of the roller shutter pipe body 1, the extending direction of the grooves 12 is consistent with the extending direction of the roller shutter pipe 1 body, and the grooves 12 are arranged on the inner side wall at equal intervals. For a better understanding of the solution of the present application, the roller blind tube 1 is shown in fig. 1 transparently.

One end of the spring component 2 is non-rotatably connected with the roller shutter pipe 1, and the other end of the spring component 2 is rotatably connected with the roller shutter pipe 1, so that the spring component 2 can be twisted along with the rotation of the roller shutter pipe 1, the twisted spring component 2 has a rotating acting force on the roller shutter pipe 1, and the roller shutter pipe 1 can be automatically rewound without applying extra force.

Specifically, the spring assembly 2 includes a spring 21, a connecting rod 22, and a stopper 23.

The spring 21 has a certain length and can be twisted, one end of the spring 21 is connected with the connecting rod 22, and the connecting rod 22 is connected with the support frame 4 and cannot rotate relatively. The length of the spring 21 can be adjusted according to actual requirements.

The spring 21 comprises a spring body with a spiral structure, a first bending part 211 and a second bending part 212 which are respectively arranged at two ends of the spring body, wherein the first bending part 211 comprises a first rod and a second rod, one end of the first rod is connected with one end of the spring body, the other end of the first rod is connected with one end of the second rod, an included angle of 60-120 degrees is formed between the first rod and the second rod, and the axial lead of the first rod is parallel to the axial lead of the spring 21; the second bending portion 212 includes a third rod and a fourth rod, one end of the third rod is connected to the other end of the spring body, the other end of the third rod is connected to the fourth rod, an included angle of 60-120 degrees is formed between the third rod and the fourth rod, and the third rod is parallel to the axial line of the spring 21.

The connecting rod 22 is provided with a first hole 222 matched with the second rod, and the free end of the second rod can be inserted into the first hole 222 so that the first bending part 211 is tightly attached to the connecting rod 22, thereby fixing one end of the spring 21.

Further, the connecting rod 22 includes a connecting rod body 221, a rotating block 24 and a snap ring 25, which are respectively sleeved on the connecting rod body 221. The first hole 222 is disposed on the connecting rod body 221, and one end of the spring 21 having the first bending portion 211 can be sleeved on the connecting rod body 221 and tightly attached to the connecting rod body 221. By tightly and closely attaching one end of the spring 21 to the connecting rod body 221, the portion of the spring 21 in contact with the connecting rod body 221 can be fixed to the connecting rod body 221 as much as possible, and the stability of the connection between the spring 21 and the connecting rod 22 can be increased.

One end of the connecting rod 22 is provided with an extending part 223, the extending part 223 can be connected with the support frame to prevent the connecting rod 22 from moving, and the other end of the connecting rod 22 extends into the roller blind pipe and is rotatably connected with the roller blind pipe 1 through the rotating block 24.

The turning block 24 is provided between the snap ring 25 and the first curved portion 211 and can abut against the first curved portion 211. The rotating block 24 comprises a rotating block body 241 with a through hole 243 and a plurality of second convex parts 242 formed on the outer side of the rotating block body 241, and the rotating block 24 can be sleeved on the connecting rod 22 through the through hole 243 and is in clearance fit with the connecting rod 22, so that the rotating block 24 and the connecting rod 22 can be rotatably connected. The turning block 24 can be engaged with the groove 12 of the shade tube 1 by the second protrusion 242 so that the turning block 24 can be turned with the turning of the shade tube 1. The roller blind tube 1 can be secured in rotation about its axis by the provision of the turning block 24.

The other end of the spring 21 is connected with a limiting block 23, and the limiting block 23 is connected with the roller shutter tube 1 and can rotate along with the rotation of the roller shutter tube 1. The stopper 23 is provided with a second hole 232 matched with the fourth rod, and the free end of the fourth rod can be inserted into the second hole 232 so as to enable the second bending part 212 to be tightly attached to the stopper 23, so that one end of the spring 21 can rotate along with the rotation of the stopper 23.

The stopper 23 includes a stopper body 231, a plurality of first protrusions 233 formed at an outer side of the stopper body 231, the second hole 232 is provided on the stopper body 231, and the stopper 23 is engaged with the groove 12 of the shade tube 1 by the first protrusions 233 to enable the stopper 23 to rotate along with the rotation of the shade tube 1, so that one end of the spring 21 can rotate along with the rotation of the shade tube 1.

The limiting block 23 further comprises an extending rod 234 which is formed at one end of the limiting block 23 and extends outwards, one end of the spring 21 provided with the second bending portion 212 can be sleeved on the extending rod 234 and tightly attached to the extending rod 234, so that the part of the spring 21, which is in contact with the extending rod 234, is fixed to the limiting block 23 as much as possible, and the connection stability of the spring 21 and the limiting block 23 can be improved.

The mounting assembly 3 is removably mounted within the roller shade tube 1. The mounting component 3 can be fixedly connected with the roller shutter tube 1 and can also be rotatably connected with the roller shutter tube 1. When the mounting component 3 is fixedly connected with the roller shutter tube 1, the mounting component 3 is rotatably connected with the mounting rack; when the mounting component 3 is rotatably connected with the roller blind pipe 1, the mounting component 3 is fixedly connected with the mounting rack, so that the roller blind pipe 1 can rotate. The following is merely an exemplary illustration of one way in which the mounting assembly 3 is rotatably connected to the roller blind tube 1.

The mounting assembly 3 comprises a mounting rod 31, a clamping ring 25, a mounting block 32, a compression spring 33 and a gasket 34. The mounting rod 31 is detachably connected with the support frame 4, a clamping ring 25, a pressure spring 33, a gasket 34 and a mounting block 32 are sequentially sleeved on the mounting rod 31, the clamping ring 25 is tightly attached to the mounting rod 31 and cannot move, and the mounting block 32 is in clearance fit with the mounting rod 31. A plurality of third protrusions are formed on the outer side of the mounting block 32, and the mounting block 32 can be engaged with the groove 12 of the shade tube 1 through the third protrusions so that the mounting block 32 can rotate along with the rotation of the shade tube 1. The installation of the installation component 3 is facilitated by the arrangement of the pressure spring 33, during installation, only the end, sleeved with the installation block 32, of the installation component 3 needs to be inserted into the roller shutter pipe 1, the pressure spring 33 is compressed by applying force to the pressure spring 33, so that the installation rod 31 can move towards the roller shutter pipe 1, a gap can be formed between the installation rod 31 and the support frame 4, the installation of the installation rod 31 and the support frame 4 is facilitated, the applied force is removed after installation is completed, and the installation rod 31 returns under the counter-acting force of the pressure spring 33 so that the installation rod 31 is connected with the support frame 4; when the mounting rod 31 is detached, the mounting rod 31 can be moved toward the shade tube 1 by applying a force to the compression spring 33 to compress the spring, so that the mounting rod 31 is separated from the support frame 4.

Furthermore, the outer side of the spring 21 can be sleeved with a limiting sleeve, and the diameter of the limiting sleeve is slightly larger than that of the spring 21. The arrangement of the limiting sleeve can avoid the phenomenon that the spring 21 is excessively twisted to be wound.

The sun-shading curtain 6 has certain flexibility, one end of the sun-shading curtain 6 is fixedly connected with the roller shutter pipe 1, and the sun-shading curtain 6 can be stored on the roller shutter pipe 1 in a winding mode. The sunshade 6 can be a sunshade cloth, a sunshade film or a flexible metal sheet.

The driving device comprises a driving motor 51, a driving rod 52 and a rope 53, wherein the driving rod 52 is connected with the driving motor 51 and can rotate around the axis line thereof under the driving of the driving motor 51, one end of the rope 53 is connected with the driving rod 52, and the other end of the rope 53 is connected with the sun-shading curtain 6 so as to lead the sun-shading curtain 6 to be pulled out or rolled up. The drive motor 51 is a commercially available forward/reverse rotation motor.

Be equipped with first glass, second glass on the sunshade window, first glass, second glass set up in support frame 4 and first glass and second glass all are connected with support frame 4, and sunshade 6 sets up in the centre of first glass and second glass.

The working principle is as follows:

and (3) opening process: the driving rod 52 is driven by the driving motor 51 to rotate in the forward direction so that the rope 53 is slowly wound on the driving rod 52, the rope 53 pulls the sunshade curtain 6 to rotate the spring roller shutter A so that the sunshade curtain 6 is opened step by step, and the spring assembly 2 is continuously twisted along with the opening of the sunshade curtain 6;

and (3) rewinding process: the driving rod 52 is rotated reversely by the driving motor 51 so that the cord 53 wound on the driving rod 52 is unwound slowly, and the spring roll blind a is rotated reversely by the rotation force of the spring assembly 2 thereof to wind the sunshade 6 gradually until it is completely wound.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. A spring roller shutter comprises a support frame (4), a hollow roller shutter tube (1), a mounting component (3) and a spring component (2), wherein the mounting component (3) and the spring component (2) are respectively arranged in the roller shutter tube (1), and the roller shutter tube (1) is rotatably connected with the support frame (4) through the mounting component (3) and the spring component (2) so that the roller shutter tube (1) can rotate around the axis of the roller shutter tube; the method is characterized in that: the spring assembly (2) comprises a spring (21) which can be twisted, a connecting rod (22) and a limiting block (23),

one end of the spring (21) extends outwards and forms a first bending part (211), the other end of the spring (21) extends outwards and forms a second bending part (212),

the connecting rod (22) is provided with a first hole (222) matched with the first bending part (211), the first bending part (211) can be inserted into the first hole (222) to enable the spring (21) to be connected with the connecting rod (22), and the connecting rod (22) is connected with the supporting frame (4) to enable the first bending part (211) and the roller shutter pipe (1) to rotate relatively;

be equipped with on stopper (23) with second flexion (212) matched with second hole (232), second flexion (212) can insert establish in second hole (232) so that spring (21) with stopper (23) are connected, stopper (23) with roller shutter pipe (1) are connected so that second flexion (212) with roller shutter pipe (1) can not rotate relatively.

2. The spring-loaded roller shade of claim 1, wherein: the spring (21) comprises a spring body with a spiral structure, and a first bending part (211) and a second bending part (212) which are respectively arranged at two ends of the spring body, wherein the first bending part (211) comprises a first rod and a second rod, one end of the first rod is connected with one end of the spring body, the other end of the first rod is connected with one end of the second rod, an included angle of 60-120 degrees is formed between the first rod and the second rod, the first rod is parallel to the axial lead of the spring (21), and the free end of the second rod can be inserted into the first hole (222) so that the first bending part (211) is tightly attached to the connecting rod (22);

the second bending part (212) comprises a third rod and a fourth rod, one end of the third rod is connected with the other end of the spring body, the other end of the third rod is connected with the fourth rod, an included angle of 60-120 degrees is formed between the third rod and the fourth rod, the third rod is parallel to the axial lead of the spring (21), and the free end of the fourth rod can be inserted into the second hole (232) so that the second bending part (212) is tightly attached to the limiting block (23).

3. The spring-loaded roller shade of claim 1, wherein: the spring component (2) is detachably connected with the roller shutter tube (1).

4. The spring roller blind of claim 1 or 3, wherein: the roller shutter pipe (1) comprises a roller shutter pipe body (11) and a plurality of grooves (12) formed on the inner side wall of the roller shutter pipe body (11), and the extending direction of the grooves (12) is consistent with the extending direction of the roller shutter pipe body (11); the limiting block (23) comprises a limiting block body (231) and a plurality of first convex parts (233) formed on the outer side of the limiting block body (231), the limiting block (23) is connected with the roller shutter pipe (1) in a clamped mode through the first convex parts (233) so that the limiting block (23) can rotate along with the rotation of the roller shutter pipe (1), and the second hole (232) is formed in the limiting block body (231).

5. The spring-loaded roller shade of claim 4, wherein: stopper (23) still including form one end and the outside extension rod (234) that extend of stopper (23), spring (21) are equipped with the one end of second flexion (212) and can overlap and establish on extension rod (234) and with extension rod (234) closely laminate mutually.

6. The spring-loaded roller shade of claim 1, wherein: the connecting rod (22) comprises a connecting rod body (221), a rotating block (24) and a clamping ring (25), wherein the rotating block (24) and the clamping ring (25) are respectively arranged on the connecting rod body (221), the first hole (222) is formed in the connecting rod body (221), and one end, provided with the first bending portion (211), of the spring (21) can be sleeved on the connecting rod body (221) and is tightly attached to the connecting rod body (221);

the turning block (24) sets up snap ring (25) with between first flexion (211) and can with first flexion (211) offset, turning block (24) including have through-hole (243) turning block body (241), form and be in a plurality of second convex parts (242) in turning block body (241) outside, turning block (24) can pass through-hole (243) cover is established on connecting rod (22) and with connecting rod (22) clearance fit, turning block (24) can pass through second convex part (242) with roll up curtain pipe (1) looks joint is so that turning block (24) can be along with roll up the rotation of curtain pipe (1) and rotate.

7. The spring-loaded roller shade of claim 1, wherein: installation component (3) are established including installation pole (31) and difference cover snap ring (25), pressure spring (33), gasket (34), installation piece (32) on installation pole (31), snap ring (25) set up the one end of pressure spring (33) and with installation pole (31) looks zonulae occludens, gasket (34) set up the other end of pressure spring (33), gasket (34) are located pressure spring (33) with between installation piece (32), the one end of installation pole (31) with support frame (4) looks detachably connects, the other end of installation pole (31) stretches into in roll up curtain pipe (1), installation piece (32) with installation pole (31) clearance fit, be formed with a plurality of third convex parts on the outside of installation piece (32), installation piece (32) can pass through the third convex part with roll up curtain pipe (1) looks joint so that installation piece (32) can be along with roll up curtain pipe (1) looks joint The rotation of the tube (1) causes rotation.

8. A sun-shading window is characterized in that: the sunshade window comprises a spring roller blind according to any one of claims 1 to 7.

9. The sun-shading window according to claim 8, characterized in that: the sunshade window also comprises a sunshade curtain (6) connected with the spring rolling curtain and a driving device capable of driving the sunshade curtain (6) to move, wherein the driving device comprises a driving motor (51), a driving rod (52) and a rope (53), the driving rod (52) is connected with the driving motor (51) and can rotate around the axis line of the driving motor (51), one end of the rope (53) is connected with the driving rod (52), and the other end of the rope (53) is connected with the sunshade curtain (6) so that the sunshade curtain (6) can be pulled out or rolled up.

10. Sunshade window according to claim 9, characterized in that a first glass and a second glass are provided on the sunshade window, the first glass and the second glass are provided in the support frame (4) and both the first glass and the second glass are connected with the support frame (4), and the sunshade screen (6) is provided in the middle of the first glass and the second glass.