Vertical curtain butt joint device and vertical curtain

Abstract

The utility model relates to a vertical curtain butt joint device, a vertical curtain comprises a first track device and a second track device, the first track device is provided with a first hook assembly, and the second track device is provided with a second hook assembly. The vertical curtain butt joint device comprises a first connecting assembly and a second connecting assembly, the first connecting assembly abuts against the end face of the first rail device, and the first connecting assembly is in driving connection with the first hook assembly through a first driving gear. The second connecting assembly abuts against the end face of the second rail device, and the first connecting assembly is in driving connection with the second hook assembly through a second driving gear. The first connecting assembly and the second connecting assembly are detachably connected, and the first driving gear and the second driving gear are connected in an engaged mode. The first connecting assembly is installed on the end face of the first rail device so that the end face can be attached and fixed, and alignment is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of shading, in particular to a vertical curtain, and more particularly to a vertical curtain docking device and the vertical curtain. Background Art

[0002] The vertical curtain drives the hook assembly to move through a driving device to achieve the opening and closing of the blades or select dimming. Usually, the vertical curtain is a whole guide rail device structure, and the internal hook assembly realizes the opening and closing adjustment. When the vertical curtain is set as two guide rail devices, the two guide rail devices need to be docked to form a whole. Among them, the hook assemblies in the two guide rail devices move in opposite directions to achieve the synchronous opening and closing function of the curtain. For example, a split curtain rail disclosed in Chinese public document CN218588787U.

[0003] The guide rail device is a profile part, and the existing docking assembly is embedded in the guide rail device for connection; or, the docking assembly is sleeved on the end of the guide rail device for connection. The docking assembly and the guide rail device are difficult to assemble, and the docking assembly and the rail device provide a small operating space for fastener locking, which is inconvenient to assemble, and therefore needs to be improved. Utility Model Content

[0004] In order to overcome the problems existing in the related art, the embodiment of the utility model provides a vertical curtain docking device to solve the technical problems of difficult assembly and small operating space.

[0005] According to a first aspect of an embodiment of the utility model, a vertical curtain docking device is provided, wherein the vertical curtain comprises a first track device and a second track device, wherein the first track device is equipped with a first hook assembly, and the second track device is equipped with a second hook assembly:

[0006] The vertical curtain docking device comprises a first connecting assembly and a second connecting assembly, wherein the first connecting assembly abuts against an end surface of the first track device, and the first connecting assembly is drivingly connected to the first hook assembly via a first driving gear;

[0007] The second connecting assembly abuts against the end surface of the second track device, and the first connecting assembly is drivingly connected to the second hook assembly via a second driving gear;

[0008] The first connecting assembly and the second connecting assembly are detachably connected, and the first driving gear and the second driving gear are meshingly connected.

[0009] In one embodiment, the first connecting component includes a connecting frame flatly attached to the first rail device, the connecting frame is provided with a hollow storage cavity and a first gear hole connected to the storage cavity, the first driving gear extends out of the connecting frame along the first gear hole, and the first hook component extends to the storage cavity.

[0010] In one embodiment, the connecting frame is provided with a pivoting portion, and the second connecting component is locked and connected to the pivoting portion.

[0011] In one embodiment, the pivoting portion includes a plurality of pivoting bosses distributed on both sides of the connecting frame, and the second connecting component is correspondingly and complementary connected to the pivoting bosses and locked by fasteners.

[0012] In one embodiment, the connecting frame is provided with a positioning portion, and the positioning portion is complementary to the second connecting component for plugging and positioning.

[0013] In one embodiment, the connecting frame is partially recessed to form a space-avoiding portion, the space-avoiding portion is provided with a mounting hole, and the first connecting assembly is locked to the first track device by a fastener passing through the mounting hole.

[0014] In one embodiment, the air-avoiding portion is configured as a plurality of boss feet that protrude laterally from the connecting frame.

[0015] In one embodiment, the connecting frame is provided with a hook cavity, the hook cavity and the storage cavity are arranged in parallel, and the hook cavity is provided with a slide groove adapted to the first track device and a hook groove for the first hook assembly to pass through.

[0016] In one embodiment, the connecting frame is crimped to connect the gear frame of the first hook assembly.

[0017] According to a second aspect of an embodiment of the utility model, a vertical curtain is provided, comprising the vertical curtain docking device as described above, wherein the first connecting component and the second connecting component are locked and connected, the first track device and the second track device are in the same straight line, and one of the first hook component and the second hook component drives the other to move in the opposite direction.

[0018] The technical solution provided by the embodiment of the utility model can include the following beneficial effects: the first connecting component is installed on the end face of the first track device to form an end face fitting fixation, and alignment is convenient. The first connecting component is locked to the first track device from the end face direction to form a docking lock, and the operation space is large. The first driving gear and the second driving gear are meshed and connected, which can realize the synchronous reverse opening and closing movement of the first hook component and the second hook component, and can realize single power control opening and closing.

[0019] It should be understood that the above general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings herein are incorporated in and constitute a part of the specification, illustrate embodiments consistent with the present utility model, and together with the description, are used to explain the principles of the present utility model.

[0021] Figure 1 The present invention is a schematic structural diagram showing a vertical curtain docking device connecting and locking a first track device and a second track device according to an exemplary embodiment.

[0022] Figure 2 The present invention is a schematic structural diagram showing the assembly of a first track device and a second track device through a vertical curtain docking device according to an exemplary embodiment.

[0023] Figure 3 It is a structural schematic diagram showing the assembly of a first rail device and a first connecting assembly according to an exemplary embodiment.

[0024] Figure 4 is a schematic diagram showing an exploded structure of a first rail device and a first connecting assembly according to an exemplary embodiment.

[0025] Figure 5 The figure shows a schematic diagram of the back structure of a connecting frame according to an exemplary embodiment.

[0026] Figure 6 The figure is a front structural schematic diagram showing a connecting frame according to an exemplary embodiment.

[0027] In the figure, the first connecting component 10; the connecting frame 11; the first gear hole 111; the air avoidance portion 112; the boss foot 1121; the mounting hole 1122; the positioning portion 113; the positioning boss 1131; the plug-in groove 1132; the pivot portion 114; the pivot boss 1141; the hook cavity 115; the storage cavity 116; the hook groove 117; the slide groove 118; the first driving gear 12; the second connecting component 20; the second driving gear 21; the plug-in boss 22; the positioning groove 23; the first track device 30; the first hook component 31; the track component 32; the second track device 40; the second hook component 41. DETAILED DESCRIPTION

[0028] Among them, the drawings are only used for illustrative explanations, and they only represent schematic diagrams rather than actual pictures, and should not be understood as limitations on this patent; in order to better illustrate the embodiments of the utility model, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted.

[0029] The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0030] In the description of the present invention, unless otherwise clearly specified and limited, if the term "connection" or the like appears to indicate the connection relationship between components, the term should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two components or the interaction relationship between two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] like Figures 1 to 3 As shown, the utility model provides a vertical curtain docking device, the vertical curtain comprises a first track device 30 and a second track device 40, the first track device 30 is equipped with a first hook assembly 31, and the second track device 40 is equipped with a second hook assembly 41. The first hook assembly 31 drives the blade to move back and forth linearly to perform opening and closing movement. The first track device 30 and the second track device 40 are both connected with blades to drive the blade to open and close.

[0032] The vertical curtain docking device includes a first connecting component 10 and a second connecting component 20. The first track device 30 is provided with a profile-shaped track component 32, and the first hook component 31 is installed on the track component 32. The first connecting component 10 abuts against the end face of the first track device 30, and the first connecting component 10 is driven and connected to the first hook component 31 through the first driving gear 12. Based on the same principle, the second connecting component 20 abuts against the end face of the second track device 40, and the first connecting component 10 is driven and connected to the second hook component 41 through the second driving gear 21. The first connecting component 10 is installed on the end face of the first track device 30 to form an end face fit and fixation, and alignment is convenient. The first connecting component 10 is locked to the first track device 30 from the end face direction to form a docking lock, and the operating space is large.

[0033] It is worth mentioning that the structures of the first connecting component 10 and the second connecting component 20 are basically the same. The first connecting component 10 is taken as an example for illustrative description. The second connecting component 20 can be understood with reference to the structure of the first connecting component 10, which will not be repeated here.

[0034] like Figures 2 to 6 As shown, the first connecting assembly 10 and the second connecting assembly 20 are detachably connected, and the first driving gear 12 and the second driving gear 21 are meshed and connected. The first driving gear 12 and the second driving gear 21 are meshed and connected, which can realize the synchronous reverse opening and closing movement of the first hook assembly 31 and the second hook assembly 41, and can realize the opening and closing controlled by a single power.

[0035] In one embodiment, the first connecting component 10 includes a connecting frame 11 flatly attached to the first track device 30, the connecting frame 11 is provided with a hollow storage cavity 116 and a first gear hole 111 connected to the storage cavity 116, the first driving gear 12 extends out of the connecting frame 11 along the first gear hole 111, and the first hook component 31 extends to the storage cavity 116. The storage cavity 116 is a groove structure formed by a depression on one side of the connecting frame 11, and the opening of the storage cavity 116 is buckled toward the end of the first track device 30, which can not only close the end of the first track device 30, but also store the transmission component that drives the first hook component 31 to move, such as the storage cavity 116 can store the transmission gear and the gear frame, and the connecting frame 11 provides protection for the first track device 30 and the first hook component 31.

[0036] The connecting frame 11 is provided with a first gear hole 111 extending therethrough, the first driving gear 12 is connected to the first hook assembly 31, and part of the gear teeth of the first driving gear 12 extend out of the connecting frame 11, and the extended part of the gear teeth are used to mesh with the second driving gear 21 to form a power drive connection. Preferably, the connecting frame 11 is configured as a rectangular thin-walled frame to facilitate docking connection with the end surface of the second connecting assembly 20.

[0037] Furthermore, the connecting frame 11 is provided with a hook cavity 115, and the hook cavity 115 and the storage cavity 116 are arranged in parallel. The hook cavity 115 is provided with a slide groove 118 adapted to the first track device 30 and a hook groove 117 for the first hook component 31 to pass through. The hook cavity 115 and the storage cavity 116 are both cavity structures, and the two can be connected to form a continuous cavity or independently arranged to form two cavities. The end of the first hook component 31 moves into the hook cavity 115 to increase the stroke of the first hook component 31 and store it. The hook groove 117 is located at the lower part of the connecting frame 11, and the slide groove 118 is located in the sliding extension direction of the first hook component 31, which can provide support and guidance for the first hook component 31.

[0038] The connecting frame 11 is provided with a pivoting portion 114, and the second connecting component 20 is locked and connected with the pivoting portion 114. The pivoting portion 114 is provided on the side of the connecting frame 11 and faces the second connecting component 20. The pivoting portion 114 is used to connect with the second connecting component 20 so that the first connecting component 10 and the second connecting component 20 are in the same straight line. Preferably, the pivoting portion 114 is connected to the second connecting component 20 by a fastener or a pin, and can be inserted and fixed along the joint between the two.

[0039] Further preferably, the pivoting portion 114 includes a plurality of pivoting bosses 1141 distributed on both sides of the connecting frame 11, and the second connecting component 20 is correspondingly connected to the pivoting bosses 1141 and is locked by a fastener. The pivoting boss 1141 is a convex shaft structure formed by partially protruding from the main body of the connecting frame 11, and the second connecting component 20 is arranged opposite to the first connecting component 10. Accordingly, the second connecting component 20 is provided with a convex shaft structure complementary to the pivoting boss 1141, and the fastener passes through the pivoting boss 1141 and the second connecting component 20 for locking. Preferably, there are four pivoting bosses 1141, which are distributed at the four corners of the connecting frame 11, and the second connecting component 20 is provided with four assembly bosses. The second connecting component 20 is close to each other, and the pivoting bosses 1141 and the assembly bosses are projected and overlapped in the horizontal direction, and the fasteners are interspersed with the pivoting bosses 1141 and the assembly bosses whose projections overlap to form an integral connection. Further preferably, the two pivoting bosses 1141 located at the upper part of the connecting frame 11 are staggered in height in the horizontal direction, and the two pivoting bosses 1141 located at the lower part of the connecting frame 11 are staggered in height in the horizontal direction. The assembly bosses are correspondingly inserted into the vacant parts of the pivoting bosses 1141 to achieve a balanced connection and improve the connection stability.

[0040] like Figures 3 to 6 As shown, in one embodiment, the connection frame 11 is provided with a positioning portion 113, and the positioning portion 113 is complementary to the second connection component 20 for plugging and positioning. The positioning portion 113 is used to improve the positioning and assembly accuracy of the connection frame 11 and the second connection component 20 and the convenience of assembly. The positioning portion 113 and the second connection component 20 are provided with a complementary plug-in positioning structure, for example, the positioning portion 113 is provided with at least one positioning convex column 1131, and a positioning groove 23 corresponding to the positioning convex column 1131 is provided on the second connection component 20. The positioning convex column 1131 and the positioning groove 23 are plugged and matched to realize the positioning structure. Furthermore, the positioning portion 113 includes positioning bosses 1131 and plug-in grooves 1132 that are distributed at multiple points. The second connecting component 20 is provided with a positioning groove 23 corresponding to the positioning boss 1131 and a plug-in boss 22 corresponding to the plug-in groove 1132. When the first connecting component 10 and the second connecting component 20 are brought close to each other, the first connecting component 10 and the second connecting component 20 are correspondingly plugged in to form a plug-in positioning.

[0041] In a specific embodiment, the positioning portion 113 includes two positioning bosses 1131 and two plugging grooves 1132 distributed at multiple points, wherein the two positioning bosses 1131 and the two plugging grooves 1132 are distributed at four corners, the two positioning bosses 1131 are distributed diagonally, and the two plugging grooves 1132 are distributed diagonally. Accordingly, the positioning grooves 23 and the plugging bosses 22 of the second connecting component 20 are correspondingly matched to form a multi-point plug-in fit.

[0042] The connecting frame 11 is fitted to the end surface of the track assembly 32 and is locked and connected to the track assembly 32 through a fastener, wherein the track assembly 32 is provided with a locking portion, which can be provided as a locking groove or a locking hole. The connecting frame 11 is provided with a mounting hole 1122 corresponding to the locking portion, and the fastener passes through the mounting hole 1122 and is locked and connected to the locking portion.

[0043] In one embodiment, the connecting frame 11 is partially recessed to form a clearance portion 112, and the mounting hole 1122 is set in the clearance portion 112. The first connecting component 10 is locked to the first track device 30 by the fastener passing through the mounting hole 1122. The clearance portion 112 is recessed from the surface of the connecting frame 11, and the clearance portion 112 can provide an operating space for the assembly of the fastener. At the same time, the end of the fastener is located in the clearance portion 112 to reduce the height of the fastener protruding part. In addition, the clearance portion 112 extends from the end surface of the connecting frame 11 to the other end surface to form a groove or notch-shaped recessed structure, so that the locking distance between the fastener and the track component 32 is shortened.

[0044] In an optional embodiment, the air-avoiding portion 112 is configured as a plurality of boss legs 1121 that protrude laterally from the connecting frame 11. The boss legs 1121 are lateral boss structures, and the boss legs 1121 are distributed at four corners. The fasteners pass through the boss legs 1121 to lock to the opposite sides of the track assembly 32 to achieve multi-point assembly. Optionally, the boss legs 1121 are groove wall portions of the connecting frame 11 that are recessed from the lateral surface to form a notch groove, and the mounting holes 1122 pass through the boss legs 1121. The fasteners are inserted through the mounting holes 1122 along the recessed portion of the connecting frame 11 and locked to the track assembly 32.

[0045] In one embodiment, the connecting frame 11 is crimped to the gear frame of the first hook assembly 31. The gear frame is installed at the end of the track assembly 32, and the gear frame is used to install the belt gear and connect the transmission belt. The connecting frame 11 covers the end of the first hook assembly 31 and abuts against the gear frame to protect the first hook assembly 31. Preferably, the storage cavity 116 stores the gear frame, and the wall around the opening of the storage cavity 116 is crimped to the gear frame. After the fastener locks the connecting frame 11 to the track assembly 32, the upper part of the connecting frame 11 is crimped to the gear frame.

[0046] like Figures 1 to 3As shown, the vertical curtain docking device disclosed in the above embodiment is applied to a vertical curtain, wherein the vertical curtain includes a vertical curtain docking device, a first connecting component 10 and a second connecting component 20 are locked and connected, a first track device 30 and a second track device 40 are in the same straight line, and one of the first hook component 31 and the second hook component 41 drives the other to move in the opposite direction. After the first track device 30 and the second track device 40 are locked and connected by the first connecting component 10 and the second connecting component 20, they are combined to form a linear split vertical curtain, which is easy to combine. Optionally, the vertical curtain can also be spliced ​​with more than two track devices to form a multi-section vertical curtain structure.

[0047] Those skilled in the art will readily appreciate other embodiments of the present invention after considering the specification and practicing the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the present invention, which follow the general principles of the present invention and include common knowledge or customary technical means in the art that are not disclosed in the present invention. The specification and examples are to be regarded as exemplary only, and the true scope and spirit of the present invention are indicated by the following claims.

[0048] It should be understood that the present invention is not limited to the precise structure described above and shown in the drawings, and various modifications and changes can be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims

1. A vertical curtain docking device, the vertical curtain comprising a first track device (30) and a second track device (40), the first track device (30) being equipped with a first hook assembly (31), the second track device (40) being equipped with a second hook assembly (41), characterized in that: The vertical curtain docking device comprises a first connecting assembly (10) and a second connecting assembly (20), wherein the first connecting assembly (10) abuts against an end surface of the first track device (30), and the first connecting assembly (10) is drivingly connected to the first hook assembly (31) via a first driving gear (12); The second connecting component (20) abuts against an end surface of the second track device (40), and the first connecting component (10) is drivingly connected to the second hook component (41) via a second driving gear (21); The first connecting assembly (10) and the second connecting assembly (20) are detachably connected, and the first driving gear (12) and the second driving gear (21) are meshingly connected.

2. The vertical curtain docking device according to claim 1, characterized in that: The first connecting assembly (10) comprises a connecting frame (11) flatly attached to the first track device (30), the connecting frame (11) being provided with a hollow storage cavity (116) and a first gear hole (111) communicating with the storage cavity (116), the first driving gear (12) extending out of the connecting frame (11) along the first gear hole (111), and the first hook assembly (31) extending to the storage cavity (116).

3. The vertical curtain docking device according to claim 2, characterized in that: The connecting frame (11) is provided with a pivoting portion (114), and the second connecting component (20) is locked and connected to the pivoting portion (114).

4. The vertical curtain docking device according to claim 3, characterized in that: The pivoting portion (114) comprises a plurality of pivoting bosses (1141) distributed on both sides of the connecting frame (11), and the second connecting assembly (20) is correspondingly and complementary connected to the pivoting bosses (1141) and locked by means of fasteners.

5. The vertical curtain docking device according to claim 2, characterized in that: The connecting frame (11) is provided with a positioning portion (113), and the positioning portion (113) is complementary plugged and positioned with the second connecting component (20).

6. The vertical curtain docking device according to claim 2, characterized in that: The connecting frame (11) is partially recessed to form a clearance portion (112), the clearance portion (112) being provided with a mounting hole (1122), and the first connecting assembly (10) is locked to the first track device (30) by a fastener passing through the mounting hole (1122).

7. The vertical curtain docking device according to claim 6, characterized in that: The air-avoiding portion (112) is configured as a plurality of boss legs (1121) that protrude laterally from the connecting frame (11).

8. The vertical curtain docking device according to claim 2, characterized in that: The connecting frame (11) is provided with a hook cavity (115), the hook cavity (115) and the storage cavity (116) are arranged in parallel, and the hook cavity (115) is provided with a slide groove (118) adapted to the first track device (30) and a hook groove (117) for the first hook assembly (31) to pass through.

9. The vertical curtain docking device according to claim 2, characterized in that: The connecting frame (11) is crimped and connected to the gear frame of the first hook assembly (31).

10. A vertical blind, characterized in that: The vertical curtain docking device comprises the vertical curtain docking device according to any one of claims 1 to 9, wherein the first connecting component (10) and the second connecting component (20) are locked and connected, the first track device (30) and the second track device (40) are in the same straight line, and one of the first hook component (31) and the second hook component (41) drives the other to move in the opposite direction.

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