Sunshade curtain assembly

Abstract

The sunshade curtain assembly comprises a reel, curtain cloth, an extension rod, a sliding block, a rack and an end cover, a curtain cloth supporting table for supporting the curtain cloth is arranged on the inner side of the front portion of the end cover, and an upper guide pressing connection table and a lower guide supporting table for restraining and guiding a volute spiral spring up and down are arranged on the inner side of the middle of the end cover respectively. The rear part of the end cover is provided with an arc-shaped rear baffle for blocking the curtain cloth from being wound on the rear side of the reel, the middle rear part of the end cover is provided with a quick connection hole, two ends of the reel are respectively inserted with reel covers, the reel covers are inserted with reel bolts, the reel bolts penetrate through end cover connectors, and the end cover connectors are connected into the quick connection hole of the end cover. The sunshade curtain structure is installed on the rear frame through the end cover, the reel is sequentially and elastically connected in the end cover in a penetrating mode through the end cover connector, the reel plug pin and the reel cover in a vibration reduction mode, the overall structure is compact, assembling is stable and firm, and rapid assembling and disassembling are convenient.

Description

Technical Field

[0001] The utility model relates to a skylight technology, in particular to a sunshade curtain assembly. Background Art

[0002] With the popularization of sunroofs on cars, the technical requirements for sunshades are also increasing. Existing sunshades are usually directly connected to the rear frame through the shaft head, and the connection operation is cumbersome, which is not convenient for assembly and subsequent maintenance and replacement. Summary of the invention

[0003] The utility model provides a sunshade curtain assembly which has a compact structure, is stable and firm to assemble, and is convenient for quick assembly and disassembly.

[0004] The technical scheme of the utility model is: a sunshade assembly, including a reel, a curtain, an extension rod, a slider, a rack and an end cover, the reel is wound around the rear end of the curtain, the side of the curtain is connected to a volute spring, the front end of the curtain is wound around the extension rod, the two ends of the extension rod are plugged with sliders, the slider is externally connected to the rack, and the two ends of the reel are respectively supported and installed on the rear frame through the two end covers, characterized in that: the inner side of the front part of the end cover is provided with a curtain support platform for supporting the curtain, and the inner side of the middle part of the end cover is respectively provided with an upper guide pressing joint for restraining and guiding the upper and lower volute springs. The end cover is provided with an arc-shaped rear baffle plate at the rear side of the curtain cloth being wound on the reel, a quick-connect hole is provided at the middle and rear part of the end cover, the quick-connect hole includes an inner quick-connect limit sink and an outer quick-connect socket, a plurality of socket plugging ribs are provided around the circumference of the inner hole wall of the quick-connect socket, at least two of the socket plugging ribs have different cross-sectional shapes, the two ends of the reel are respectively plugged with reel covers, the reel cover includes a reel plug-in portion and a reel cover head, a plurality of reel plug-in ribs are provided on the reel plug-in portion, and the reel plug-in ribs correspond to the plug-in reel The reel plug-in groove on the circumference of the inner wall of the shaft has at least two reel plug-in ribs with different cross-sectional shapes. An axial reel cover countersunk hole is arranged in the reel cover head, an axial pin hole is arranged in the reel plug-in part, the cover countersunk hole and the pin hole are axially connected, and a reel plug-in pin is inserted in the pin hole. The reel plug-in pin includes a plug clamping head, a plug shaft, a plug flange and a plug shaft head in axial order. The plug clamping head is a two-clamp claw structure that is elastically opened outwards in opposite directions. The claws of the two clamping claw structures are clamped at the inner end of the reel plug-in part, and the plug shaft passes through the reel. A spring is provided in the pin hole and between the inner wall of the pin hole, the inner end of the spring is sleeved on the claw body of the two clamping head claw structure, the outer end of the spring is pressed against the inner side of the latch flange, the latch flange is inserted into the cover head countersunk hole in the reel cover head, the latch shaft head is connected to the end cover connector, the end cover connector includes an inner connector limiting flange and a plurality of end cover plug-in grooves arranged around the circumference on the outer side, the end cover connector is limited by the connector limiting flange and abuts against the quick-connect limiting sink, and the plurality of end cover plug-in grooves are connected to the plug-in ribs of the plug-in hole and connected to the quick-connect hole of the end cover.

[0005] A spring support platform for supporting the scroll spring is arranged at the front middle portion of the end cover.

[0006] The cross sections of at least two jack splicing ribs are square and triangular, or square and trapezoidal, or trapezoidal and triangular.

[0007] The cross-sections of at least two end cover splicing ribs are square and triangular, or square and trapezoidal, or trapezoidal and triangular.

[0008] A connecting seat is integrally formed on the outer side of the end cover, and a positioning locking hole is arranged on the connecting seat. The positioning locking hole is penetrated by a locking screw to connect to the rear frame.

[0009] The beneficial effects of the utility model are as follows: the end cover is locked and supported on the rear frame, which is convenient for assembling with the rear frame after the reel is installed in the end cover, while avoiding direct clamping and disassembly of the reel with the rear frame, eliminating damage to the rear frame structure and ensuring the stability of the rear frame structure; an upper guide crimping platform and a lower guide support platform for guiding the volute spring are arranged in the end cover, and a spring support platform for supporting the volute spring is arranged in the middle, which can effectively ensure the stability of the unwinding operation of the volute spring, and combined with the curtain support platform at the inner front of the end cover, it can effectively ensure the stability of the curtain unwinding operation, thereby improving the stability of the reel unwinding curtain as a whole; the reel end guide The reel cover is inserted, and the reel latch is inserted in the reel cover. The two clamping claws of the latch clamping head part of the reel latch hole are elastically opened and clamped to the inner end of the reel plug-in part outward, and the latch flange part is placed in the cover countersunk hole of the reel cover head part, which ensures the stable plugging of the reel latch and the reel cover. At the same time, the spring sleeved on the latch shaft part ensures axial elastic buffering and shock absorption when the reel runs too heavy, effectively avoiding abnormal noise during operation; the latch shaft head is connected to the end cover through the end cover connector, and the connector limit flange of the end cover connector abuts the quick-connect limit sink, and the multi-channel end cover plug-in grooves are connected to the plug-in ribs of the plug-in hole to be connected to the quick-connect hole of the end cover. The assembly is convenient and stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is an exploded view of the three-dimensional structure of the utility model;

[0011] Figure 2 It is a three-dimensional structural schematic diagram of the end cover guide vortex spring structure of the utility model;

[0012] Figure 3 This is a schematic diagram of the structure of the end cover of the utility model from the outside perspective;

[0013] Figure 4 This is a schematic diagram of the structure of the end cover of the utility model from the inner side perspective;

[0014] Figure 5 It is a three-dimensional structural explosion diagram of the reel end structure of the utility model.

[0015] In the figure: reel 1, reel plug-in slot 2, curtain cloth 3, vortex spring 4, extension rod 5, slider 6, rack 7, end cover 8, connecting seat 9, positioning locking hole 10, curtain cloth support platform 11, spring support platform 12, upper guide crimping platform 13, lower guide support platform 14, arc-shaped rear baffle 15, quick-connect hole 16, quick-connect limit sink 17, quick-connect socket 18, socket plug-in rib 19, reel cover 20, reel plug-in part 21, reel cover head 22, reel plug-in rib 23, cover head countersunk hole 24, reel latch 25, clamping claw 26, latch shaft part 27, latch flange part 28, latch shaft head 29, spring 30, end cover connector 31, connector limit flange 32, end cover plug-in slot 33. DETAILED DESCRIPTION

[0016] The following is a further description with reference to the accompanying drawings.

[0017] Figure 1-5 As shown: a sunshade curtain assembly, including a reel 1, a curtain cloth 3, a vortex spring 4, an extension rod 5, a slider 6, a rack 7, an end cover 8, a reel cover 20, a reel latch 25, a spring 30, and an end cover connector 31.

[0018] The winding shaft 1 is wound around the rear end of the curtain 3, and the side of the curtain 3 is connected to a spiral spring 4. The front end of the curtain 3 is wound around an extension rod 5, and sliders 8 are inserted at both ends of the extension rod 5. The sliders 8 are externally connected to a rack 7. The two ends of the winding shaft 1 are supported and installed on the rear frame through two end covers 8.

[0019] like Figure 2-4 The outer side of the end cover 8 is integrally formed with a connection seat 9, and a positioning locking hole 10 is provided on the connection seat 9. The positioning locking hole 10 is connected to the rear frame through a locking screw. A curtain support platform 11 for supporting the curtain is provided on the inner side of the front part of the end cover 8, an upper guide crimping platform 13 and a lower guide support platform 14 for restraining the upper and lower guide spiral springs 4 are respectively provided on the inner side of the middle part of the end cover 8, a spring support platform 12 for supporting the spiral spring 4 is provided at the front part of the end cover 8, an arc-shaped rear baffle 15 for blocking the curtain from winding on the reel is provided at the rear part of the end cover 8, and a quick-connect hole 16 is provided at the middle and rear part of the end cover 8. The quick-connect hole 16 includes an inner quick-connect limit sink 17 and an outer quick-connect socket 18. The inner hole wall of the quick-connect socket 18 is provided with multiple socket plug-in ribs 19 around the circumference, and at least two of the socket plug-in ribs have different cross-sectional shapes.

[0020] like Figure 4As shown, a plurality of reel plug-in grooves 2 are arranged on the circumference of the inner wall at both ends of the reel 1, and a reel cover 20 is respectively plugged in at both ends of the reel 1, the reel cover 20 comprises a reel plug-in portion 21 and a reel cover head portion 22, a plurality of reel plug-in ribs 23 are arranged on the reel plug-in portion 21, the reel plug-in ribs 23 are correspondingly plugged in the reel plug-in grooves 2, and the cross-sectional shapes of at least two reel plug-in ribs are different, an axial cover head countersunk hole 24 is arranged in the reel cover head portion 22, an axial pin hole is arranged in the reel plug-in portion 21, the cover head countersunk hole 24 and the pin hole are axially connected, a reel latch 25 is plugged in the pin hole, the reel latch 25 comprises a latch clamping portion, a latch shaft portion 27, a latch flange portion 28 and a latch shaft head portion 29 in axial order, and the latch clamping portion is two clamping claws elastically opened outwards facing each other. 26 structure, the claw heads of the two clamping claws 26 structure are clamped at the inner ends of the reel plug-in part 21, the latch shaft part 27 is connected in the pin hole and a spring 30 is provided between the inner wall of the pin hole, the inner ends of the springs 30 are sleeved on the claws of the two clamping claws 26 structure, the outer ends of the springs 30 are pressed against the inner sides of the latch flange parts 28, the latch flange parts 28 are inserted into the cover head countersunk holes 24 in the reel cover head part 22, the latch shaft head part 29 is connected to the end cover connector 31, the end cover connector 31 includes an inner connector limiting flange 32 and a plurality of end cover plug-in grooves 33 arranged around the circumference on the outer side, the end cover connector 31 is limited by the connector limiting flange 32 to abut against the quick-connect limiting sink 17, and the plurality of end cover plug-in grooves 33 are plugged into the plug-in ribs 19 to be connected to the quick-connect hole 16 of the end cover 8.

[0021] Based on this embodiment, the cross-sections of at least two insertion holes and plugging ribs can be square and triangular, or square and trapezoidal, or trapezoidal and triangular.

[0022] On the basis of this embodiment, the cross-sections of at least two end cover splicing ribs may be square and triangular, or square and trapezoidal, or trapezoidal and triangular.

[0023] In this embodiment, the structure of the rack-driven slider is disclosed in the applicant's prior patent and belongs to the prior art, so it will not be described in detail in this application.

Claims

1. A sunshade assembly, comprising a reel, a curtain, an extension rod, a slider, a rack and an end cap, wherein the reel is wound around the rear end of the curtain, a scroll spring is connected to the side of the curtain, the front end of the curtain is wound around the extension rod, the two ends of the extension rod are plugged with sliders, the slider is externally connected to the rack, and the two ends of the reel are supported and installed on the rear frame through the two end caps, characterized in that: A curtain support platform for supporting the curtain is arranged on the inner side of the front part of the end cover, an upper guide crimping platform and a lower guide support platform for upper and lower constraining guide spiral springs are respectively arranged on the inner side of the middle part of the end cover, an arc-shaped rear baffle is arranged on the rear part of the end cover to block the curtain from winding around the reel, a quick-connect hole is arranged in the middle and rear part of the end cover, the quick-connect hole includes an inner quick-connect limiting sink and an outer quick-connect socket, a plurality of socket plug-in ribs are arranged around the circumference of the inner hole wall of the quick-connect socket, at least two of the socket plug-in ribs have different cross-sectional shapes, the reel covers are respectively connected at both ends of the reel, the reel cover includes a reel plug-in part and a reel cover head, a plurality of reel plug-in ribs are arranged on the reel plug-in part, the reel plug-in ribs correspond to the reel plug-in grooves on the circumference of the inner wall of the reel, at least two of the reel plug-in ribs have different cross-sectional shapes, an axial cover head countersunk hole is arranged in the reel cover head, and an axial pin hole is arranged in the reel plug-in part The cam is provided with a plurality of springs, each of which is connected to a plurality of locking plates, each of which is connected to a plurality of locking plates at a plurality of locking plates, each of which is connected to a plurality of locking plates at a plurality of locking plates.

2. A sunshade curtain assembly according to claim 1, characterized in that: A spring support platform for supporting the scroll spring is arranged at the front middle portion of the end cover.

3. The sunshade assembly according to claim 1 is characterized in that: The cross sections of at least two jack splicing ribs are square and triangular, or square and trapezoidal, or trapezoidal and triangular.

4. The sunshade assembly according to claim 1 is characterized in that: The cross-sections of at least two reel splicing ribs are square and triangular, or square and trapezoidal, or trapezoidal and triangular.

5. The sunshade curtain assembly according to claim 1 is characterized in that: A connecting seat is integrally formed on the outer side of the end cover, and a positioning locking hole is arranged on the connecting seat. The positioning locking hole is penetrated by a locking screw to connect to the rear frame.

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