Curtain support compatible with curtains of different sizes
By designing an adjustable limiter and hinge structure for the screen bracket, the problem of poor compatibility of existing screen brackets is solved, achieving adaptability to screens of different sizes and optimization of storage space.
Patent Information
- Application Number
- CN202422374917.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-29
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2034-09-29
AI Technical Summary
Existing screen brackets can only be matched with screens of specific sizes, have poor compatibility, cannot meet the needs of screens of different sizes, and take up a lot of space when stored.
A screen support bracket including horizontal bars, vertical bars, and a base was designed. The length and height of the horizontal and vertical bars can be flexibly adjusted through adjustable limiters and hinge structures. Combined with the rotating design of the base, the bracket can be folded and unfolded to meet the needs of screens of different sizes.
It achieves compatibility with screens of different sizes, reduces storage volume, and improves usage flexibility and space utilization efficiency.
Smart Images
Figure CN223637879U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a projection curtain field especially relates to a curtain support that can be compatible with different size curtains. BACKGROUND
[0002] The projector is a kind of equipment that can project image, video or text etc.to wall or curtain, can connect computer, DVD player, camera or other multimedia equipment, and project their content in enlarged form on curtain, the surface of existing curtain is flat, and the color of surface is white, so that better display projected image, to provide better visual effect, curtain needs curtain support to support, curtain support unfolds curtain, to make image project on flat curtain.
[0003] The curtain support supporting curtain needs to be more enlarged to match wider curtain support, and curtain support can better unfold curtain, since curtain support is too wide, occupies more space, when user does not need to use, needs to store curtain and curtain support, the curtain support of existing product on market is composed of multiple rod bodies, when storing, multiple rod bodies are folded, reduce the volume of whole curtain support, and curtain is rolled into cylinder, reduce the area of curtain.
[0004] The above-mentioned curtain support can only unfold curtain with the size matched therewith, when user wants to replace curtain with larger or smaller area size, can only replace curtain support matched with the area size of curtain, leading to that the compatibility of existing curtain support unfolding curtain is not high. UTILITY MODEL CONTENT
[0005] The utility model aims at providing a curtain support that can be compatible with different size curtains, which can be conveniently stored and compatible with different area size curtains.
[0006] The utility model discloses a curtain support that can be compatible with different size curtains adopts the technical scheme:
[0007] The utility model provides a curtain frame, including two horizontal poles, two vertical poles and two bases, the horizontal pole includes two first pole groups, the first pole group includes first rod body and second rod body, the second rod body is sleeved on the outside of first rod body and is slidably connected with it, a plurality of interval first limit hole is seted up on the first rod body, the outside of second rod body is rotatably connected with first limit piece, the first limit piece is fixedly connected with the first limit hole in one of the first limit hole, two the first rod body is rotatably connected with each other, the vertical pole includes two second pole groups, the second pole group includes third rod body and fourth rod body, the third rod body is sleeved on the outside of fourth rod body and is slidably connected with it, a plurality of interval second limit hole is seted up on the third rod body, the outside of fourth rod body is rotatably connected with second limit piece, the second limit piece is fixedly connected with the second limit hole in the second limit hole,
[0008] One of the horizontal poles two second rod bodies are rotatably connected with two third rod bodies respectively, and the other horizontal pole two second rod bodies are rotatably connected with two fourth rod bodies respectively, the horizontal pole and the vertical pole form a quadrilateral frame, the base is rotatably connected with the fourth rod body, and the curtain is installed on the frame.
[0009] As a preferred scheme, the horizontal pole further includes a first hinge, and the left hinge and the right hinge of the first hinge are fixedly connected with one end of the two first rod bodies respectively.
[0010] As a preferred scheme, the vertical pole further includes a second hinge and a third hinge, the left hinge and the right hinge of the second hinge are fixedly connected with the third rod body and the second rod body of one of the horizontal poles respectively, and the left hinge and the right hinge of the third hinge are fixedly connected with the fourth rod body and the second rod body of the other horizontal pole respectively.
[0011] As a preferred scheme, the base includes a fifth rod body and two support plates, the fifth rod body is rotatably connected with the fourth rod body, and the two support plates are rotatably connected with the two sides of the fifth rod body respectively, and the support plates are away from the fourth rod body.
[0012] As a preferred scheme, the vertical pole further includes a fourth hinge, and the left hinge and the right hinge of the fourth hinge are fixedly connected with the fourth rod body and the fifth rod body respectively.
[0013] As a preferred scheme, the left hinge and the right hinge of the second hinge are rotatably connected with a first rotating plate and a second rotating plate respectively, the first rotating plate is rotatably connected with the second rotating plate, a first positioning protrusion extends on the first rotating plate, a first positioning groove is formed on the second rotating plate, and the first positioning protrusion is fixedly connected into the first positioning groove.
[0014] As a preferred scheme, the fourth rod body and the second rod body of the other cross rod are respectively rotationally connected with a third rotation plate and a fourth rotation plate, the third rotation plate is rotationally connected with the fourth rotation plate, a second positioning protrusion extends on the third rotation plate, a second positioning groove is formed on the fourth rotation plate, and the second positioning protrusion is clamped into the second positioning groove and fixed.
[0015] As a preferred scheme, the fifth rod body is rotationally connected with a fifth rotation plate on both sides, a sixth rotation plate is rotationally connected on the supporting plate, the fifth rotation plate is rotationally connected with the sixth rotation plate, a third positioning protrusion extends on the fifth rotation plate, a third positioning groove is formed on the sixth rotation plate, and the third positioning protrusion is clamped into the third positioning groove and fixed.
[0016] As a preferred scheme, the cross rod is fixedly connected with a first buckle, the cross rod is rotationally connected with a second buckle, the first buckle and the second buckle are respectively arranged in the two first rod bodies, the first buckle and the second buckle are clamped with each other, the cross rod is fixedly connected with a first spring piece, one end of the first spring piece abuts against the second buckle, the cross rod is provided with a first button, one end of the first button penetrates into the first rod body close to the first spring piece, and one end of the first button abuts against one end of the first spring piece.
[0017] As a preferred scheme, the fourth rod body is fixedly connected with a third buckle, the fifth rod body is rotationally connected with a fourth buckle, the third buckle and the fourth buckle are clamped with each other, the fifth rod body is fixedly connected with a second spring piece, one end of the second spring piece abuts against the fourth buckle, the fifth rod body is provided with a second button, one end of the second button penetrates into the fifth rod body, and one end of the second button abuts against one end of the second spring piece.
[0018] The curtain support disclosed by the utility model has the advantages that:
[0019] By disengaging the first limiting piece from one of the first limiting holes, the first rod body is no longer limited by the first limiting piece, and the first rod body is slidably drawn out or retracted in the second rod body, so that the length of the first rod group is adjusted, the width size of the cross rod is changed, the width size of the cross rod can be adjusted according to the width size of the curtain, the second limiting piece is disengaged from one of the second limiting holes, the third rod body is no longer limited by the second limiting piece, the third rod body is slidably drawn out or retracted in the fourth rod body, so that the length of the second rod group is adjusted, the height size of the cross rod is changed, the height size of the cross rod can be adjusted according to the height size of the curtain, and the length and the width of the frame body can be compatible with curtains of different sizes.
[0020] By rotating the base, the base is attached to the outside of the fourth rod body, the volume between the base and the vertical rod is reduced; the first limiting member is disengaged from one of the first limiting holes, the first rod body loses the restriction of the first limiting member, the first rod body slides into the limit position in the second rod body, thereby shortening the length of the cross rod, one of the first rod bodies rotates on the other first rod body and is attached, two first rod groups are folded, the length of the cross rod is further shortened; and the two vertical rods are attached to each other, and the cross rod is further attached to the outside of the vertical rod after being rotated by a certain angle on the vertical rod, thereby folding and reducing the overall volume of the curtain support; the second limiting member is disengaged from one of the second limiting holes, the third rod body loses the restriction of the second limiting member, the third rod body slides into the limit position in the fourth rod body, thereby shortening the length of the vertical rod and further reducing the length of the curtain support in the storage state. BRIEF DESCRIPTION OF DRAWINGS
[0021] Figure 1 It is a structure schematic view of a curtain support capable of accommodating curtain of different sizes.
[0022] Figure 2 It is a curtain installation schematic view of a curtain support capable of accommodating curtain of different sizes.
[0023] Figure 3 It is a cross rod partial structure schematic view of a curtain support capable of accommodating curtain of different sizes.
[0024] Figure 4 It is a cross rod partial sectional view of a curtain support capable of accommodating curtain of different sizes.
[0025] Figure 5 It is a vertical rod partial structure schematic view of a curtain support capable of accommodating curtain of different sizes.
[0026] Figure 6 It is a base structure schematic view of a curtain support capable of accommodating curtain of different sizes.
[0027] Figure 7 It is a vertical rod and base partial sectional view of a curtain support capable of accommodating curtain of different sizes.
[0028] Figure 8 It is a structure schematic view of a curtain support capable of accommodating curtain of different sizes after being folded.
[0029] Figure 9 It is a cross rod folding step structure schematic view of a curtain support capable of accommodating curtain of different sizes.
[0030] Figure 10The utility model relates to a horizontal rod folding step structure schematic diagram of a curtain support capable of being compatible with different size curtains.
[0031] Figure 11 The utility model relates to a vertical rod folding step structure schematic diagram of a curtain support capable of being compatible with different size curtains.
[0032] Figure 12 The utility model relates to a base folding step structure schematic diagram of a curtain support capable of being compatible with different size curtains. DETAILED DESCRIPTION
[0033] The utility model will be further described and explained in connection with specific embodiments and the accompanying drawings of the specification:
[0034] Please refer to Figure 1 and Figure 2 .
[0035] The utility model discloses a curtain support capable of being compatible with different size curtains, including two horizontal rods 2, two vertical rods 3 and two bases, be used for unfolding curtain 1 and support on the ground and show, the outside of curtain 1 is equipped with rectangular frame 11.
[0036] Please refer to Figures 1-4 , Figure 9 and Figure 10 .
[0037] Horizontal rod 2 includes two symmetrical first rod groups and first hinge 23, and two first rod groups all include first rod body 21 and second rod body 22, and the first rod body 21 and the second rod body 22 are hollow square tube structures in this embodiment preferably,
[0038] Further, the first buckle 212 is fixedly connected in the horizontal rod 2, the second buckle 222 is rotatably connected in the horizontal rod 2, and the first buckle 212 and the second buckle 222 are located in two first rod bodies 21 respectively, the first buckle 212 is fixedly connected with the inner wall of one of the first rod bodies 21, and the clamping portion of the first buckle 212 is close to one end of one of the first rod bodies 21, the middle part of the second buckle 222 is rotatably connected with the inner wall of the other first rod body 21, and the clamping portion of the second buckle 222 is close to one end of the other first rod body 21, two first rod bodies 21 are rotatably connected with each other, the left hinge and the right hinge of first hinge 23 are fixedly connected with one end of two first rod bodies 21 respectively, so that two first rod bodies 21 can be unfolded after rotating 180 degrees around first hinge 23 as the center, or folded after rotating-180 degrees,
[0039] Further, the crossbar 2 is fixedly connected with a first spring piece 223, which is preferably V-shaped in the embodiment. The first spring piece 223 is located in another first rod body 21, one end of the first spring piece 223 abuts against the second buckle 222, the contact position of the first spring piece 223 and the second buckle 222 is away from the clamping position of the second buckle 222, and the other end of the first spring piece 223 abuts against the inner wall of the other first rod body 21; the crossbar 2 is provided with a first button 224, one end of the first button 224 penetrates into the first rod body 21 close to the first spring piece 223, and the other end of the first button 224 abuts against one end of the first spring piece 223;
[0040] By pressing the first button 224, the first button 224 pushes and compresses the first spring piece, and at the same time pushes the second buckle 222 to rotate, so that the clamping position of the second buckle 222 is separated from the clamping position of the first buckle 212, the restriction of the first buckle 212 and the second buckle 222 on the two first rod members is released, and the two first rod members can rotate and fold around the first hinge 23 as the center, so that the two first rod assemblies can be folded to shorten the length of the crossbar 2 when being stored; after the pressing on the first button 224 is released, the second buckle 222 is pushed to rotate and reset by the rebounding ability of the first spring piece itself, when the two first rod members can rotate and unfold around the first hinge 23 as the center, the two first rod bodies 21 are located on the same parallel line, the clamping position of the second buckle 222 is clamped into the clamping position of the first buckle 212, so that the two first rod bodies 21 can be firmly kept in the unfolded state, the first spring piece pushes the clamping position of the second buckle 222 to firmly clamp the clamping position of the first buckle 212, and the clamping of the second buckle 222 and the first buckle 212 is avoided.
[0041] The second rod body 22 is sleeved on the outer side of the first rod body 21, and the outer side of the first rod body 21 is in sliding contact with the inner wall of the second rod body 22; one end of the second rod body 22 is sleeved with a first limiting ring, the other end of the first rod body 21 is fixedly connected with a first limiting block, the outer side of the first limiting block is larger than the inner side of the first limiting ring; when the first rod body 21 is pulled to slide and draw out to the limit in the second rod body 22, the first limiting block abuts against the first limiting ring, so that the user can not completely draw out the first rod body 21 from the second rod body 22 when pulling the first rod body 21;
[0042] Further, a plurality of first limiting holes 211 are arranged on the first rod body 21, each first limiting hole 211 corresponds to the length of the first rod body 21 drawn out in the second rod body 22, and a first limiting piece 221 is rotationally connected to the outer side of the second rod body 22, the first limiting piece 221 extends with a first limiting protrusion, and the first limiting protrusion of the first limiting piece 221 is clamped into one of the first limiting holes 211 and fixedly connected;
[0043] When the user pulls the first rod body 21 to slide out a corresponding length in the second rod body 22, the first limiting part 221 is pushed to be close to the adjacent first limiting hole 211, so that the first limiting protrusion is clamped into the adjacent first limiting hole 211, and the first limiting part 221 can keep the first rod body 21 in the length of the second rod body 22. According to the width of the curtain 1, the length of the first rod body 21 pulled out of the second rod body 22 is adjusted, so that the horizontal rod 2 can match the curtain 1 of different width sizes; when the user wants to store the horizontal rod 2, the first limiting part 221 is pushed away from the first rod body 21, so that the first limiting protrusion is separated from the first limiting hole 211 connected thereto, the first limiting part 221 is released from the first rod body 21, and the first rod body 21 is pushed into the second rod body 22, so as to shorten the length of the first rod group.
[0044] Please refer to Figure 1 、 Figure 2 、 Figure 5 、 Figure 6 、 Figure 8 and Figure 11 .
[0045] The vertical rod 3 comprises two second rod groups, and each second rod group comprises a third rod body 31 and a fourth rod body 32; in the embodiment, the third rod body 31 and the fourth rod body 32 are both hollow square tube structures;
[0046] The fourth rod body 32 is sleeved outside the third rod body 31, the outside of the third rod body 31 is in sliding contact with the inner wall of the fourth rod body 32, one end of the fourth rod body 32 is sleeved with a second limiting ring, one end of the third rod body 31 is fixedly connected with a second limiting block, the outside of the third rod body 31 is attached to the inside of the second limiting ring, and the outside dimension of the second limiting block is greater than the inside dimension of the second limiting ring; when the third rod body 31 is pulled to slide out to the limit in the fourth rod body 32, the third limiting block abuts against the second limiting ring, so as to avoid that the third rod body 31 is completely pulled out of the fourth rod body 32 by the user;
[0047] Further, a plurality of second limiting holes 311 are arranged on the third rod body 31, each second limiting hole 311 corresponds to the length of the third rod body 31 pulled out in the fourth rod body 32, the outside of the fourth rod body 32 is rotationally connected with a second limiting part 321, the second limiting part 321 extends with a second limiting protrusion, and the second limiting protrusion of the second limiting part 321 is clamped into one of the second limiting holes 311 and fixedly connected;
[0048] When the user pulls the third rod body 31 to slide out a corresponding length in the fourth rod body 32, the second limiting part 321 is close to the adjacent second limiting hole 311, and the second limiting protrusion is clamped into the adjacent second limiting hole 311, so that the second limiting part 321 can keep the third rod body 31 in the length of the fourth rod body 32, according to the height of the curtain 1, the length of the third rod body 31 pulled out of the fourth rod body 32 is adjusted, so that the vertical rod 3 can match the curtain 1 of different height sizes; when the user wants to store the vertical rod 3, the second limiting part 321 is pulled away from the third rod body 31, the second limiting protrusion is separated from the second limiting hole 311 connected thereto, the second limiting part 321 is released from the third rod body 31, and the third rod body 31 is pushed into the fourth rod body 32, thereby shortening the length of the second rod group.
[0049] The two horizontal rods 2 are horizontally placed between the two vertical rods 3, and the vertical rods 3 are vertically placed. The third rod body 31 is located at the top of the vertical rod 3, and the fourth rod body 32 is located at the bottom of the vertical rod 3. The two horizontal rods 2 are close to the top and bottom of the vertical rod 3 respectively. The two second rod bodies 22 of one horizontal rod 2 are respectively rotatably connected with the two third rod bodies 31, and the two second rod bodies 22 of the other horizontal rod 2 are respectively rotatably connected with the two fourth rod bodies 32, so that the two horizontal rods 2 and the two vertical rods 3 form a quadrilateral frame.
[0050] The frame 11 of the curtain 1 is fixedly connected with a plurality of spaced four female buckles, and the horizontal rod and the vertical rod are fixedly connected with a plurality of spaced four male buckles. The frame 11 is fixed in the four male buckles on the horizontal rod and the vertical rod through the four female buckles, so as to unfold the curtain in the frame. When a curtain with smaller unfolding area is replaced, the four female buckles of the frame 11 are reduced, the first rod body of the horizontal rod is received in the second rod body, and the third rod body of the vertical rod is received in the fourth rod body. While adjusting the horizontal rod and the vertical rod corresponding to the length and width of the curtain, part of the four male buckles is received in the second rod body and the fourth rod body, so that the number of the four male buckles on the horizontal rod and the vertical rod is the same as that of the four female buckles on the frame 11.
[0051] The vertical rod 3 further comprises a second hinge 33 and a third hinge 34.
[0052] Further, the left hinge of the second hinge 33 is fixedly connected with the other end of the third rod body 31, the right hinge of the second hinge 33 is fixedly connected with the second rod body 22 of one of the horizontal rods 2, and the connection between the right hinge of the second hinge 33 and the second rod body 22 is located at the other end of the second rod body 22. The second hinge 33 can make one of the horizontal rods 2 rotate 90° on the vertical rod 3 to be folded, or rotate-90° to be unfolded.
[0053] Further, the left hinge of the third hinge 34 is fixedly connected with the other end of the fourth rod body 32, the right hinge of the third hinge 34 is fixedly connected with the second rod body 22 of the other horizontal rod 2, and the connection position of the right hinge of the third hinge 34 with the second rod body 22 is located at the other end of the second rod body 22; the third hinge 34 can make the other horizontal rod 2 rotate 90° on the vertical rod 3 to be folded or rotate-90° to be unfolded.
[0054] When the two horizontal rods 2 are folded through the first hinge 23, the two vertical rods 3 are close to each other and abutted, and the width of the curtain support after being stored is shortened; one of the horizontal rods 2 is rotated and folded on the two vertical rods 3 through the second hinge 33, the other horizontal rod 2 is rotated and folded on the two vertical rods 3 through the third hinge 34, and the width of the curtain support after being stored is further shortened.
[0055] The left hinge and the right hinge of the second hinge 33 are respectively rotatably connected with the first rotating plate 331 and the second rotating plate 332, the first rotating plate 331 is rotatably connected with the second rotating plate 332, the first rotating plate 331 extends with the first positioning protrusion, the second rotating plate 332 is provided with the first positioning groove, and the first positioning protrusion is fixedly clamped in the first positioning groove.
[0056] When one of the horizontal rods 2 is rotated and unfolded on the two vertical rods 3 through the second hinge 33, the left hinge and the right hinge of the second hinge 33 respectively pull the first rotating plate 331 and the second rotating plate 332 to be unfolded, so that the first positioning protrusion is fixedly clamped in the first positioning groove, and the first rotating plate 331 and the second rotating plate 332 support the one horizontal rod 2 to be rotated and unfolded on the vertical rod 3.
[0057] The third rotating plate and the fourth rotating plate are rotatably connected with the fourth rod body 32 and the second rod body 22 of the other horizontal rod 2 respectively, the third rotating plate is rotatably connected with the fourth rotating plate, the third rotating plate extends with the second positioning protrusion, the fourth rotating plate is provided with the second positioning groove, and the second positioning protrusion is fixedly clamped in the second positioning groove.
[0058] When the other horizontal rod 2 is rotated and unfolded on the two vertical rods 3 through the third hinge 34, the left hinge and the right hinge of the third hinge 34 respectively pull the third rotating plate and the fourth rotating plate to be unfolded, so that the second positioning protrusion is fixedly clamped in the second positioning groove, and the third rotating plate and the fourth rotating plate support the other horizontal rod 2 to be rotated and unfolded on the vertical rod 3.
[0059] Please refer to Figure 1 and Figures 6-12 .
[0060] The base 4 comprises a fifth rod body 41 and two support plates 42; the base is rotationally connected with the fourth rod body 32, one end of the fifth rod body 41 is rotationally connected with the other end of the fourth rod body 32, and the two support plates 42 are respectively rotationally connected with the two sides of the fifth rod body 41; the support plate 42 is folded after rotating 90° or unfolded after rotating -90° with the connection between the support plate 42 and the fifth rod body 41 as the center; the support plate 42 is close to one end of the fifth rod body 41, and the support plate 42 is away from the fourth rod body 32.
[0061] The fifth rod body 41 is rotationally connected with a fifth rotating plate 411 on each side, the support plate 42 is rotationally connected with a sixth rotating plate 421, the fifth rotating plate 411 is rotationally connected with the sixth rotating plate 421, the fifth rotating plate 411 extends with a third positioning protrusion, the sixth rotating plate 421 is provided with a third positioning groove, and the third positioning protrusion is clamped into the third positioning groove for fixation.
[0062] When the support plate 42 is rotated and unfolded on the fifth rod body 41, the support plate 42 pulls the fifth rotating plate 411 and the sixth rotating plate 421 to unfold, so that the third positioning protrusion is clamped into the third positioning groove for fixation, and the fifth rotating plate 411 and the sixth rotating plate 421 support the support plate 42 to rotate and unfold on the fifth rod body 41; the volume of the base 4 is reduced by rotating and folding the two support plates 42.
[0063] The vertical rod 3 further comprises a fourth hinge 35;
[0064] Further, the inner wall of the fourth rod body 32 is fixedly connected with a third buckle 323, the clamping part of the third buckle 323 is close to the other end of the fourth rod body 32, the fifth rod body 41 is rotationally connected with a fourth buckle 412, the middle part of the fourth buckle 412 is rotationally connected with the inner wall of the fifth rod body 41, and the clamping part of the fourth buckle 412 is close to one end of the fifth rod body 41; the clamping parts of the third buckle 323 and the fourth buckle 412 are clamped with each other; the left hinge of the fourth hinge 35 is fixedly connected with the other end of the fourth rod body 32, and the right hinge of the fourth hinge 35 is fixedly connected with one end of the fifth rod body 41; the fifth rod body 41 is folded after rotating 180° on the fourth rod body 32 through the fourth hinge 35, or unfolded after rotating -180°;
[0065] Further, the fifth rod body 41 is fixedly connected with a second spring piece 413, the second spring piece 413 is V-shaped in this embodiment, one end of the second spring piece 413 abuts against the fourth buckle 412, the contact part between the second spring piece 413 and the fourth buckle 412 is away from the clamping part of the fourth buckle 412, and the other end of the second spring piece 413 abuts against the inner wall of the fifth rod body 41; the fifth rod body 41 is provided with a second button 414, one end of the second button 414 penetrates into the fifth rod body 41, and one end of the second button 414 abuts against one end of the second spring piece 413.
[0066] By pressing the second button 414, the second button 414 pushes and compresses the second spring piece 413, and at the same time pushes the fourth buckle 412 to rotate, so that the clamping part of the fourth buckle 412 is separated from the clamping part of the third buckle 323, and the fourth buckle 412 and the third buckle 323 are released from the restriction on the rotation and folding of the fourth rod and the fifth rod, so that the fifth rod can rotate and fold around the fourth hinge 35 as the center, thereby realizing the length of the shortened vertical rod 3 and the base when being stored; after the pressing on the second button 414 is released, the fourth buckle 412 is pushed to rotate and reset by the rebounding ability of the second spring piece 413 itself, and when the fifth rod can rotate and unfold around the fourth hinge 35 as the center, the fifth rod and the fourth rod are located on the same parallel line, the clamping part of the fourth buckle 412 is clamped into the clamping part of the third buckle 323, so that the fifth rod and the fourth rod can be firmly kept in the unfolded state, and the second spring piece 413 pushes the clamping part of the fourth buckle 412 to firmly clamp the clamping part of the third buckle 323, avoiding the clamping part of the fourth buckle from being separated from the clamping part of the third buckle 323.
[0067] The utility model provides a curtain support can compatible with different size curtain, through the first limit piece is driven from one first limit hole, the first rod body loses the restriction of first limit piece, and the first rod body slides in the second rod body and draws out or is received, thereby adjusting the length of first rod group, and then the cross bar changes the width size of cross bar, can according to the width size of curtain to adjust the width size of cross bar, the second limit piece is driven from one second limit hole, the third rod body loses the restriction of second limit piece, and the third rod body slides in the fourth rod body and draws out or is received, thereby adjusting the length of second rod group, and then the vertical rod changes the height size of cross bar, can according to the height size of curtain to adjust the height size of cross bar, make the length and width of frame body can compatible with different size curtain,
[0068] through rotating the base, let the base adhere to the outside of fourth rod body, reduce the volume between base and vertical rod, the first limit piece is driven from one first limit hole, the first rod body loses the restriction of first limit piece, and the first rod body slides in the second rod body and is received to limit position, thereby shortening the length of cross bar, wherein one first rod body rotates on another first rod body and adheres, and two first rod groups are folded, further shorten the length of cross bar, and two vertical rods adhere to each other, and then push the cross bar to rotate a certain angle on the vertical rod and adhere to the outside of vertical rod, thereby folding and reducing the overall volume of curtain support, the second limit piece is driven from one second limit hole, the third rod body loses the restriction of second limit piece, and the third rod body slides in the fourth rod body and is received to limit position, while shortening the length of vertical rod, also further reduce the length size of curtain support after storage.
[0069] It should be explained finally that the above embodiment is only used to illustrate the technical scheme of the utility model, and is not the limit of the protection scope of the utility model, although the utility model is explained in detail with reference to the preferred embodiment, the ordinary skilled in the art should understand that the technical scheme of the utility model can be modified or replaced equivalently, and does not deviate from the essence and scope of the technical scheme of the utility model.
Claims
1. A curtain support compatible with different sizes of curtains for unrolling the curtains, characterized in that, The frame comprises two horizontal rods, two vertical rods and two bases; The horizontal rod comprises two first rod groups, the first rod group comprises a first rod body and a second rod body, the second rod body is sleeved outside the first rod body and is in sliding connection with the first rod body, a plurality of first limiting holes are arranged on the first rod body, a first limiting piece is rotatably connected to the outer side of the second rod body, the first limiting piece is fixedly connected by being clamped into one of the first limiting holes, and the two first rod bodies are rotatably connected to each other; The vertical rod comprises two second rod groups, the second rod group comprises a third rod body and a fourth rod body, the third rod body is sleeved outside the fourth rod body and is in sliding connection with the fourth rod body, a plurality of second limiting holes are arranged on the third rod body, a second limiting piece is rotatably connected to the outer side of the fourth rod body, and the second limiting piece is fixedly connected by being clamped into the second limiting hole; One of the horizontal rods is rotatably connected to two second rod bodies and two third rod bodies, and the other horizontal rod is rotatably connected to two second rod bodies and two fourth rod bodies, and the horizontal rod and the vertical rod form a quadrilateral frame body; The base is rotatably connected to the fourth rod body; The curtain is mounted on the frame body.
2. The screen support of claim 1, wherein, The horizontal rod further comprises a first hinge, and the left hinge and the right hinge of the first hinge are fixedly connected to one end of the two first rod bodies.
3. A screen support according to claim 2, wherein the screen support is adapted to accommodate screens of different sizes. The vertical rod further comprises a second hinge and a third hinge, the left hinge and the right hinge of the second hinge are fixedly connected to the third rod body and the second rod body of one of the horizontal rods, and the left hinge and the right hinge of the third hinge are fixedly connected to the fourth rod body and the second rod body of the other horizontal rod.
4. The screen support of claim 3, wherein, The base comprises a fifth rod body and two support plates, the fifth rod body is rotatably connected to the fourth rod body, the two support plates are rotatably connected to the two sides of the fifth rod body, and the support plates are away from the fourth rod body.
5. A screen support according to claim 4, wherein the screen support is adapted to accommodate screens of different sizes. The vertical rod further comprises a fourth hinge, and the left hinge and the right hinge of the fourth hinge are fixedly connected to the fourth rod body and the fifth rod body.
6. A screen support according to claim 5, wherein the screen support is adapted to accommodate screens of different sizes. The left hinge and the right hinge of the second hinge are rotatably connected to a first rotating plate and a second rotating plate respectively, the first rotating plate is rotatably connected to the second rotating plate, a first positioning protrusion extends from the first rotating plate, a first positioning groove is formed in the second rotating plate, and the first positioning protrusion is fixedly connected by being clamped into the first positioning groove.
7. A screen support according to claim 6, wherein the screen support is adapted to accommodate screens of different sizes. A third rotating plate and a fourth rotating plate are rotatably connected to the fourth rod body and the second rod body of the other horizontal rod respectively, the third rotating plate is rotatably connected to the fourth rotating plate, a second positioning protrusion extends from the third rotating plate, a second positioning groove is formed in the fourth rotating plate, and the second positioning protrusion is fixedly connected by being clamped into the second positioning groove.
8. A screen support according to claim 7, wherein the screen support is adapted to accommodate screens of different sizes. Fifth rotating plates are rotatably connected to the two sides of the fifth rod body, a sixth rotating plate is rotatably connected to the support plate, the fifth rotating plate is rotatably connected to the sixth rotating plate, a third positioning protrusion extends from the fifth rotating plate, a third positioning groove is formed in the sixth rotating plate, and the third positioning protrusion is fixedly connected by being clamped into the third positioning groove.
9. A screen support according to claim 8, wherein, The horizontal rod is fixedly connected with a first buckle, the horizontal rod is rotatably connected with a second buckle, the first buckle and the second buckle are respectively located in two first rod bodies, the first buckle and the second buckle are mutually clamped, the horizontal rod is fixedly connected with a first spring piece, one end of the first spring piece abuts against the second buckle, a first button is arranged on the horizontal rod, one end of the first button penetrates into the first rod body close to the first spring piece, and one end of the first button abuts against one end of the first spring piece.
10. The screen support of claim 9, wherein, The fourth rod body is fixedly connected with a third buckle, the fifth rod body is rotatably connected with a fourth buckle, the third buckle and the fourth buckle are mutually clamped, the fifth rod body is fixedly connected with a second spring piece, one end of the second spring piece abuts against the fourth buckle, a second button is arranged on the fifth rod body, one end of the second button penetrates into the fifth rod body, and one end of the second button abuts against one end of the second spring piece.