Curtain device for bay window and bay window built-in system

By setting a second guide unit and a second traction unit on the side of the bay window, the first traction unit is driven to slide, realizing the convenient opening and closing of the bay window curtains. This solves the problem of inconvenient operation of curtains in deep bay windows and improves the convenience and safety of use.

CN224032529UActive Publication Date: 2026-03-24SHANGHAI MANTU INDOOR DESIGN CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-27
Publication Date
2026-03-24

AI Technical Summary

Technical Problem

The existing curtains for deep bay windows are inconvenient to close and open, especially when placing items on the bay window, which poses difficulties and safety hazards.

Method used

Design a curtain device including a first guide unit, a first traction unit, a blocking unit, a second guide unit, and a second traction unit. By setting the second guide unit and the second traction unit on the side of the bay window, the first traction unit is driven to slide in the horizontal direction, thereby realizing the opening and closing of the blocking unit.

Benefits of technology

The opening and closing of the blinding unit can be operated from inside the bay window, saving time and effort. This solves the problem of inconvenient operation of existing deep bay window curtains, improving both convenience and safety.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a curtain device for a bay window and a bay window built-in system. The curtain device comprises a first guide unit, a first traction unit, a shielding unit, a second guide unit, a second traction unit and an operation unit. The first guide units are arranged at the top and the bottom of the bay window; the first traction unit is slidably connected with the first guide unit; the shielding unit is arranged in the first guide unit and is connected with the first traction unit; the second guiding unit is arranged at the side part of the bay window; the first end of the second traction unit is rotationally connected with the first traction unit, and the second end of the second traction unit is slidably connected with the second guide unit; the operation unit is movably arranged in the second guide unit and rotationally connected with the second traction unit. The bay window has the advantages that the second guide unit is arranged on the side portion of the bay window, the second traction unit drives the first traction unit to slide back and forth in the horizontal direction, and the problem that an existing bay window curtain with large depth is inconvenient to close and open is solved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to indoor decoration technical field especially, a kind of curtain device and bay window interior system for bay window. BACKGROUND

[0002] Bay window is a kind of architectural design element, usually refers to the window structure that protrudes from wall body outward, it can increase indoor space, provide additional usable area, so it is widely used in residential building.

[0003] In order to utilize bay window space to the greatest extent, when decorating, generally set curtain in the position of the outside of bay window, when resident needs to open or close curtain, due to the large depth of bay window, resident needs to support by bay window board to contact curtain, if placing articles on bay window, it is inconvenient to operate;If bay window is set in bathroom, bay window table generally uses porcelain tile etc. to place, if table exists water mark, there is the risk of skidding.

[0004] At present, for the problems of existing deep bay window curtain in related technology, such as inconvenient operation of closing and opening, no effective solution has been proposed. UTILITY MODEL CONTENT

[0005] The utility model aims at the deficiency in prior art, provide a kind of curtain device and bay window interior system for bay window, to solve the problems, such as inconvenient operation of closing and opening of existing deep bay window curtain in related technology.

[0006] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is:

[0007] First, a curtain device is provided, comprising:

[0008] First guide unit, the first guide unit is horizontally arranged at the top and bottom of the bay window;

[0009] First traction unit, the first traction unit is arranged in the interior of the first guide unit, and is slidably connected with the first guide unit;

[0010] Shielding unit, the shielding unit is movably arranged in the interior of the first guide unit, and is connected with the first traction unit, for shielding bay window;

[0011] Second guide unit, the second guide unit is arranged at the side of the bay window, and is arranged perpendicular to the first guide unit;

[0012] A second traction unit movably arranged between the first traction unit and the second guide unit, a first end of the second traction unit rotatably connected with the first traction unit, and a second end of the second traction unit slidably connected with the second guide unit.

[0013] An operation unit movably arranged inside the second guide unit and rotatably connected with the second traction unit, the operation unit slidably connected with the second guide unit when in a horizontal state.

[0014] In some embodiments, the first guide unit comprises:

[0015] Two first guide elements movably arranged between the first traction unit and the shielding unit at the top and bottom of the bay window respectively.

[0016] In some embodiments, the first traction unit comprises:

[0017] A first traction element movably arranged inside the first guide unit and connected with the shielding unit for driving the shielding unit to reciprocate in a horizontal direction.

[0018] Two first sliding elements movably arranged at the ends of the first traction element and slidably connected with the first guide unit.

[0019] A first rotating element movably arranged at the middle of the first traction element and rotatably connected with the second traction unit.

[0020] In some embodiments, the first traction unit further comprises:

[0021] A first connecting element movably arranged at the first traction element and detachably connected with the first traction unit of another window curtain device.

[0022] A second connecting element movably arranged at the first traction element and detachably connected with the first traction unit of another window curtain device.

[0023] In some embodiments, the shielding unit comprises:

[0024] A shielding element movably arranged inside the first guide unit and connected with the first traction unit for shielding the bay window.

[0025] A second sliding element is arranged on the top of the shielding element and is in sliding connection with the first guide unit.

[0026] In some embodiments, the second guide unit comprises:

[0027] A second guide element is arranged on the side of the bay window and is in sliding connection with the second traction unit and the operation unit respectively, and the second guide element is arranged perpendicularly to the first guide unit.

[0028] In some embodiments, the second traction unit comprises:

[0029] A third sliding element is arranged inside the second guide unit and is in sliding connection with the second guide unit;

[0030] A second traction element is movably arranged between the first traction unit and the second guide unit;

[0031] A second rotating element is arranged on the first end of the second traction element and is in rotating connection with the first traction unit;

[0032] A third rotating element is arranged on the second end of the second traction element and is in rotating connection with the third sliding element;

[0033] A fourth rotating element is arranged on the third sliding element and is in rotating connection with the operation unit.

[0034] In some embodiments, the operation unit comprises:

[0035] An operation element is movably arranged inside the second guide unit, and the operation unit is in sliding connection with the second guide unit when the operation unit is in a horizontal state;

[0036] A fifth rotating element is arranged on the end of the operation element and is in rotating connection with the second traction unit.

[0037] In a second aspect, a bay window interior system is provided, comprising:

[0038] A bay window;

[0039] At least one window curtain device as described in the first aspect is arranged on the inner side of the bay window.

[0040] Compared with the prior art, the above technical scheme has the following technical effects:

[0041] The utility model discloses a curtain device for bay window and bay window interior system, through setting up the second guide unit, second traction unit in the side part of bay window to drive first traction unit reciprocating sliding along the horizontal direction, can operate the opening and closing of the shielding unit in the inside of bay window, save time and effort, solved the inconvenient operation of the existing bay window curtain closing opening of big depth etc. BRIEF DESCRIPTION OF DRAWINGS

[0042] Figure 1 It is the schematic diagram of curtain device according to the utility model embodiment;

[0043] Figure 2 It is the schematic diagram of first guide unit according to the utility model embodiment;

[0044] Figure 3 It is the schematic diagram of first traction unit according to the utility model embodiment;

[0045] Figure 4 It is the schematic diagram of shielding unit according to the utility model embodiment;

[0046] Figure 5 It is the schematic diagram of second guide unit according to the utility model embodiment;

[0047] Figure 6 It is the schematic diagram of second traction unit according to the utility model embodiment;

[0048] Figure 7 It is the schematic diagram of operating unit according to the utility model embodiment;

[0049] Figure 8 It is the schematic diagram of bay window interior system according to the utility model embodiment.

[0050] The reference signs among them are: 100, bay window;200, curtain device;

[0051] 210, first guide unit;211, first guide element;

[0052] 220, first traction unit;221, first traction element;222, first sliding element;223, first rotating element;224, first connecting element;225, second connecting element;

[0053] 230, shielding unit; 231, shielding element; 232, second sliding element;

[0054] 240, second guide unit; 241, second guide element;

[0055] 250 second traction unit; 251 third sliding element; 252 second traction element; 253 second rotating element; 254 third rotating element; 255 fourth rotating element;

[0056] 260 operating unit; 261 operating element; 262 fifth rotating element. DETAILED DESCRIPTION

[0057] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0058] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0059] The present application will be further described below with reference to the drawings and specific embodiments, but is not limited to the present application.

[0060] Embodiment 1

[0061] The present application relates to a curtain device.

[0062] An exemplary embodiment of the present application, as shown in Figure 1 A curtain device 200 for a bay window, as shown in FIG. 1, comprises a first guide unit 210, a first traction unit 220, a shielding unit 230, a second guide unit 240, a second traction unit 250 and an operating unit 260. The first guide unit 210 is horizontally arranged at the top and bottom of the bay window. The first traction unit 220 is arranged inside the first guide unit 210 and is in sliding connection with the first guide unit 210. The shielding unit 230 is movably arranged inside the first guide unit 210 and is connected with the first traction unit 220, and is used for shielding the bay window. The second guide unit is arranged at the side of the bay window and is arranged perpendicular to the first guide unit 210. The second traction unit 250 is movably arranged between the first traction unit 220 and the second guide unit 240. The first end of the second traction unit 250 is in rotating connection with the first traction unit 220, and the second end of the second traction unit 250 is in sliding connection with the second guide unit 240. The operating unit 260 is movably arranged inside the second guide unit 240 and is in rotating connection with the second traction unit 250. When the operating unit 260 is in a horizontal state, it is in sliding connection with the second guide unit 240.

[0063] As shown in Figure 2As shown, the first guide unit 210 includes two first guide elements 211. The two first guide elements 211 are respectively disposed at the top and bottom of the bay window, and a first traction unit 220 and a blocking unit 230 are movably disposed between the two first guide elements 211.

[0064] In some of these embodiments, the first guide element 211 is fixed to the top and bottom of the bay window by screws.

[0065] In some embodiments, the first guide element 211 has a U-shaped cross-section. Specifically, the closed end of the first guide element 211 is connected to the top or bottom of the bay window, and the open ends of the two first guide elements 211 are arranged opposite each other.

[0066] In some of these embodiments, the first guide element 211 is a metal guide rail.

[0067] like Figure 3 As shown, the first traction unit 220 includes a first traction element 221, two first sliding elements 222, and a first rotating element 223. The first traction element 221 is disposed inside the first guide unit 210 and connected to the blocking unit 230, used to drive the blocking unit 230 to reciprocate horizontally. The two first sliding elements 222 are respectively disposed at the ends of the first traction element 221 and are slidably connected to the first guide unit 210. The first rotating element 223 is disposed in the middle of the first traction element 221 and is rotatably connected to the second traction unit 250.

[0068] Specifically, the first traction element 221 is disposed between the two first guide elements 211; the first sliding element 222 is slidably connected to the first guide element 211.

[0069] The dimensions of the first traction element 221 are matched with the dimensions of the first guide element 211. Generally, the height of the first traction element 221 is equal to the distance between the two first guide elements 211.

[0070] In some of these embodiments, the cross-section of the first traction element 221 includes, but is not limited to, a rectangle or a circle.

[0071] In some embodiments, the first traction element 221 includes a traction rod and two balancing members. The traction rod is disposed between two first guide elements 211, and a first rotating element 223 is disposed in the middle of the traction rod. The two balancing members are respectively disposed at the ends of the traction rod and abut against the corresponding first guide elements 211. A first sliding element 222 is disposed at the top or bottom of the balancing member to keep the traction rod in vertical balance.

[0072] In some of these embodiments, the first traction element 221 is a slide bar.

[0073] In some embodiments, the first sliding element 222 is connected to the first pulling element 221 by a screw connection.

[0074] In some embodiments, the first sliding element 222 comprises a pulley block.

[0075] In some embodiments, the first rotating element 223 surrounds the surface of the first pulling element 221.

[0076] In some embodiments, the first rotating element 223 has a circular cross-section.

[0077] In some embodiments, the first rotating element 223 is a rotating groove.

[0078] Further, the first pulling unit 220 further comprises a first connecting element 224 and a second connecting element 225. The first connecting element 224 is arranged on the first pulling element 221 and detachably connected to the first pulling unit 220 of another window curtain device 200. The second connecting element 225 is arranged on the first pulling element 221 and detachably connected to the first pulling unit 220 of another window curtain device 200.

[0079] In some embodiments, the first connecting element 224 is connected to the first pulling element 221 by an adhesive connection.

[0080] The size of the first connecting element 224 matches the size of the first pulling element 221. Generally, the height of the first connecting element 224 is less than 1 / 2 of the height of the first pulling element 221.

[0081] In some embodiments, the top surface of the first connecting element 224 is flush with the top surface of the first pulling element 221.

[0082] In some embodiments, the first connecting element 224 is a magnet.

[0083] In some embodiments, the second connecting element 225 is detachably connected to another first connecting element 224 by a magnetic force.

[0084] In some embodiments, the second connecting element 225 is connected to the first pulling element 221 by an adhesive connection.

[0085] The size of the second connecting element 225 matches the size of the first pulling element 221. Generally, the height of the second connecting element 225 is less than 1 / 2 of the height of the first pulling element 221.

[0086] In some embodiments, the bottom surface of the second connecting element 225 is flush with the bottom surface of the first traction element 221.

[0087] In some embodiments, the second connecting element 225 is a magnet with a magnetic pole opposite to that of the first connecting element 224.

[0088] As shown in Figure 4 the shielding unit 230 includes a shielding element 231 and a second sliding element 232. The shielding element 231 is movably arranged inside the first guide unit 210 and connected with the first traction unit 220 for shielding the bay window. The second sliding element 232 is arranged on the top of the shielding element 231 and slidably connected with the first guide unit 210.

[0089] Specifically, the shielding element 231 is movably arranged between the two first guide elements 211 and connected with the first traction element 221. The second sliding element 232 is slidably connected with the first guide element 211.

[0090] More specifically, the shielding element 231 is connected with the traction rod.

[0091] In some embodiments, the connection between the shielding element 231 and the first traction element 221 includes, but is not limited to, bonding, clamping.

[0092] The size of the shielding element 231 matches that of the first traction element 221. Generally, the height of the shielding element 231 is equal to the height of the first traction element 221.

[0093] The size of the shielding element 231 matches that of the first guide element 211. Generally, the length of the shielding element 231 is equal to the length of the first guide element 211.

[0094] In some embodiments, the cross section of the shielding element 231 is a wavy broken line.

[0095] In some embodiments, the shielding element 231 is made of light waterproof material, including but not limited to aluminum, polyvinyl chloride, etc.

[0096] In some embodiments, the shielding element 231 is a foldable sunshade blind.

[0097] In some embodiments, the connection between the second sliding element 232 and the shielding element 231 includes, but is not limited to, clamping.

[0098] In some embodiments, the number of the second sliding elements 232 is several. The several second sliding elements 232 are arranged along the length direction of the shielding element 231.

[0099] In some embodiments, the second sliding element 232 is a limiting sliding block.

[0100] As shown in Figure 5 FIG. 2, the second guiding unit 240 comprises a second guiding element 241. The second guiding element 241 is arranged on the side of the bay window and is in sliding connection with the second traction unit 250 and the operating unit 260 respectively. The second guiding element 241 is arranged perpendicularly to the first guiding unit 210.

[0101] Specifically, the second guiding element 241 is arranged perpendicularly to the first guiding element 211.

[0102] The second guiding element 241 is arranged horizontally.

[0103] In some embodiments, the second guiding element 241 is fixed to the side of the bay window by a screw.

[0104] The size of the second guiding element 241 matches the size of the first guiding element 211. Generally, the length of the second guiding element 241 is not greater than the length of the first guiding element 211.

[0105] In some embodiments, the cross section of the second guiding element 241 is C-shaped. Specifically, the second guiding element 241 comprises a bottom plate, two side plates and two limiting plates. The bottom plate is arranged on the side of the bay window. The two side plates are arranged on the top and bottom of the bottom plate respectively and are in sliding connection with the operating unit 260. The two limiting plates are arranged on the ends of the corresponding side plates respectively and are in sliding connection with the second traction unit 250.

[0106] In some embodiments, the second guiding element 241 is a metal guide rail.

[0107] As shown in Figure 6 FIG. 2, the second traction unit 250 comprises a third sliding element 251, a second traction element 252, a second rotating element 253, a third rotating element 254 and a fourth rotating element 255. The third sliding element 251 is arranged inside the second guiding unit 240 and is in sliding connection with the second guiding unit 240. The second traction element 252 is movably arranged between the first traction unit 220 and the second guiding unit 240. The second rotating element 253 is arranged on the first end of the second traction element 252 and is in rotating connection with the first traction unit 220. The third rotating element 254 is arranged on the second end of the second traction element 252 and is in rotating connection with the third sliding element 251. The fourth rotating element 255 is arranged on the third sliding element 251 and is in rotating connection with the operating unit 260.

[0108] Specifically, the third sliding element 251 is arranged inside the second guiding element 241 and is in sliding connection with the second guiding element 241; the second traction element 252 is movably arranged between the first traction element 221 and the second guiding element 241; and the second rotating element 253 is in rotating connection with the first rotating element 223.

[0109] More specifically, the third sliding element 251 is arranged between the two side plates and is in sliding connection with the two side plates.

[0110] The third sliding element 251 has a size matching that of the second guiding element 241. Generally, the height of the third sliding element 251 is greater than the distance between the two limiting plates.

[0111] In some embodiments, the third sliding element 251 is a rotating shaft base.

[0112] The second traction element 252 has a size matching that of the first guiding element 211. Generally, the length of the second traction element 252 is equal to the length of the first guiding element 211.

[0113] The second traction element 252 has a size matching that of the second guiding element 241. Generally, the height of the second traction element 252 is not greater than the distance between the two limiting plates.

[0114] In some embodiments, the second traction element 252 is a traction rod.

[0115] In some embodiments, the second rotating element 253 is integrally formed with the second traction element 252.

[0116] In some embodiments, the second rotating element 253 has a circular ring-shaped cross section.

[0117] In some embodiments, the second rotating element 253 is a hollow rotating shaft.

[0118] In some embodiments, the third rotating element 254 is integrally formed with the second traction element 252.

[0119] In some embodiments, the third rotating element 254 has a circular cross section.

[0120] In some embodiments, the third rotating element 254 is a rotating shaft.

[0121] In some embodiments, the fourth rotating element 255 is connected to the third sliding element 251 in a manner including but not limited to screw connection.

[0122] In some embodiments, the fourth rotating element 255 is a rotating shaft base.

[0123] As Figure 7 The operating unit 260 includes an operating element 261 and a fifth rotating element 262. The operating element 261 is movably arranged in the interior of the second guide unit 240 and is in sliding connection with the second guide unit 240 when in a horizontal state. The fifth rotating element 262 is arranged at the end of the operating element 261 and is in rotating connection with the second traction unit 250.

[0124] Specifically, the operating element 261 is movably arranged in the interior of the second guide element 241 and is in sliding connection with the second guide element 241. The fifth rotating element 262 is in rotating connection with the fourth rotating element 255.

[0125] More specifically, the operating element 261 is movably arranged between the two side plates and is in sliding connection with the two side plates.

[0126] The size of the operating element 261 matches the size of the second guide element 241. Generally, the length of the operating element 261 is equal to the length of the second guide element 241, and the height of the operating element 261 is not greater than the distance between the two side plates.

[0127] In some embodiments, the operating element 261 is a guide rod.

[0128] In some embodiments, the fifth rotating element 262 is integrally formed with the operating element 261.

[0129] In some embodiments, the fifth rotating element 262 is a hollow rotating hole.

[0130] The use method of the utility model is as follows:

[0131] (I) storage state

[0132] At this time, the operating element 261 is rotated to a vertical state and is located outside the second guide element 241.

[0133] The third sliding element 251 is slid to one end of the second guide element 241 away from the first guide element 211, the second traction element 252 is located in the interior of the second guide element 241, the first traction element 221 is slid to the end of the second guide element 241, and the shielding element 231 is in a folded state.

[0134] (II) use state

[0135] After the operating element 261 is pushed to a horizontal position, the operating element 261 is slid to the interior of the second guide element 241, thereby driving the third sliding element 251 to move in the direction of the first guide element 211.

[0136] The horizontal distance between the second end of the second traction element 252 and the first guide element 211 is shortened, and the first end of the second traction element 252 moves away from one end of the second guide element 241, thereby driving the first traction element 221 to slide and causing the shielding element 231 to unfold.

[0137] The utility model discloses the advantages in at the side of the bay window set up the second guide unit, the second traction unit to drive the first traction unit reciprocating sliding along the horizontal direction, can operate the opening and closing of shielding unit in the inside of the bay window, save time and labour, solved the existing deep bay window curtain closing opening operation inconvenient etc.

[0138] Embodiment 2

[0139] This embodiment relates to the bay window interior system of the utility model.

[0140] As Figure 8 As shown in the drawing, a bay window 100 interior system includes a bay window 100 and at least one curtain device 200 as described in embodiment 1.

[0141] In some of the embodiments, the bay window 100 includes a window sill, a top plate, two side walls and a window sash. Among them, the outer side of the window sill is provided with a first guide element 210; the top plate is located above the window sill, and the outer side of the top plate is provided with a first guide element 210; the two side walls are respectively arranged at the side of the window sill and the top plate, and the side walls are provided with a second guide element 240; the window sash is arranged between the window sill and the top plate, and is located on the outer side of the window sill (top plate).

[0142] The advantages of the utility model are basically the same as those of embodiment 1, and will not be repeated here.

[0143] The above is only the preferred embodiment of the utility model, and does not limit the implementation and protection scope of the utility model. For those skilled in the art, it should be realized that any equivalent replacement and obvious change obtained by applying the contents of the utility model specification and drawings should be included in the protection scope of the utility model.

Claims

1. A curtain device for a bay window, characterized in that, include: The first guide unit is horizontally positioned at the top and bottom of the bay window; A first traction unit is disposed inside the first guide unit and is slidably connected to the first guide unit; A shielding unit is movably disposed inside the first guide unit and connected to the first traction unit for shielding the bay window; The second guide unit is disposed on the side of the bay window and is perpendicular to the first guide unit. The second traction unit is movably disposed between the first traction unit and the second guide unit. The first end of the second traction unit is rotatably connected to the first traction unit, and the second end of the second traction unit is slidably connected to the second guide unit. An operating unit is movably disposed inside the second guide unit and rotatably connected to the second traction unit. When the operating unit is in a horizontal state, it is slidably connected to the second guide unit.

2. The curtain device according to claim 1, characterized in that, The first guiding unit includes: Two first guide elements are respectively disposed at the top and bottom of the bay window, and the first traction unit and the shielding unit are movably disposed between the two first guide elements.

3. The curtain device according to claim 1, characterized in that, The first traction unit includes: A first traction element is disposed inside the first guide unit and connected to the blocking unit, for driving the blocking unit to reciprocate in the horizontal direction; Two first sliding elements are respectively disposed at the ends of the first traction element and are slidably connected to the first guide unit; The first rotating element is disposed in the middle of the first traction element and is rotatably connected to the second traction unit.

4. The curtain device according to claim 1, characterized in that, The first traction unit further includes: A first connecting element is disposed on the first traction element and is detachably connected to the first traction unit of the other curtain device; A second connecting element is disposed on the first traction element and is detachably connected to the first traction unit of another curtain device.

5. The curtain device according to claim 1, characterized in that, The blocking unit includes: A blocking element is movably disposed inside the first guide unit and connected to the first traction unit for blocking the bay window; The second sliding element is disposed on the top of the blocking element and is slidably connected to the first guide unit.

6. The curtain device according to claim 1, characterized in that, The second guiding unit includes: The second guide element is disposed on the side of the bay window and is slidably connected to the second traction unit and the operation unit respectively. The second guide element and the first guide unit are arranged perpendicular to each other.

7. The curtain device according to claim 1, characterized in that, The second traction unit includes: A third sliding element is disposed inside the second guide unit and is slidably connected to the second guide unit; A second traction element is movably disposed between the first traction unit and the second guide unit; The second rotating element is disposed at the first end of the second traction element and is rotatably connected to the first traction unit; A third rotating element is disposed at the second end of the second traction element and is rotatably connected to the third sliding element; A fourth rotating element is disposed on the third sliding element and is rotatably connected to the operating unit.

8. The curtain device according to claim 1, characterized in that, The operation unit includes: An operating element is movably disposed inside the second guide unit, and the operating element is slidably connected to the second guide unit when it is in a horizontal state; A fifth rotating element is disposed at the end of the operating element and is rotatably connected to the second traction unit.

9. A bay window interior system, characterized in that, include: Bay window; At least one curtain device as described in any one of claims 1 to 8, wherein the curtain device is disposed on the inside of the bay window.