CN211984910U

CN211984910U - Curtain opening and closing device

Info

Publication number: CN211984910U
Application number: CN202020266600.3U
Authority: CN
Inventors: 侯伟; 潘阳; 李志晨; 马超
Original assignee: Wocao Technology Shenzhen Co ltd
Current assignee: Wocao Technology Shenzhen Co ltd
Priority date: 2020-03-06
Filing date: 2020-03-06
Publication date: 2020-11-24
Anticipated expiration: 2030-03-06

Abstract

The utility model relates to a device that opens and shuts of (window) curtain, (window) curtain are hung and are located the guide, and the device that opens and shuts of (window) curtain is installed in the guide and is used for controlling opening and shutting of (window) curtain, and the device that opens and shuts of (window) curtain includes: the main machine comprises a shell, a driving mechanism, a driving wheel and a first connecting piece, wherein the driving wheel is rotationally connected to the shell through the first connecting piece, and the driving mechanism is arranged in the shell and used for driving the driving wheel to rotate; and the hanging mechanism comprises a hook, the hook is connected with the shell and enables the driving wheel to be pressed on the outer side wall of the guide piece, and when the driving mechanism drives the driving wheel to rotate, the driving wheel moves along the guide piece under the action of friction force and pushes the curtain to move along the guide piece. According to the curtain opening and closing device, the driving wheel is rotatably connected to the shell through the first connecting piece, so that the driving wheel can rotate relative to the shell, and noise generated in the shell due to the driving wheel is reduced.

Description

Curtain opening and closing device

Technical Field

The utility model relates to an interior decoration technical field especially relates to a (window) curtain device that opens and shuts.

Background

The existing curtain opening and closing device generates larger noise when the curtain is opened and closed due to the vibration of the driving mechanism and the shaking in the shell when the driving mechanism operates, and brings inconvenience to users.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a curtain opening and closing device for solving the problem of loud noise generated when the curtain is opened and closed.

The utility model provides a device that opens and shuts of (window) curtain, the (window) curtain is hung and is established in the guide part, the device that opens and shuts of (window) curtain install in the guide part is used for controlling opening and shutting of (window) curtain, the device that opens and shuts of (window) curtain includes:

the main machine comprises a shell, a driving mechanism, a driving wheel and a first connecting piece, wherein the driving wheel is rotationally connected to the shell through the first connecting piece, and the driving mechanism is arranged in the shell and used for driving the driving wheel to rotate; and

and the hanging mechanism comprises a hook, the hook is connected to the shell and enables the driving wheel to be pressed on the outer side wall of the guide piece, and when the driving mechanism drives the driving wheel to rotate, the driving wheel moves along the guide piece under the action of friction force until the hook contacts the curtain and pushes the curtain to move along the guide piece.

In the curtain opening and closing device, the driving wheel is rotatably connected to the shell through the first connecting piece, so that the driving wheel can rotate relative to the shell, and the noise generated by vibration and shaking of the driving wheel in the shell is reduced.

In one embodiment, a cavity is formed in the housing, the driving wheel is rotatably connected to the housing, at least part of the driving wheel is exposed out of the cavity, and the part of the driving wheel exposed out of the cavity is attached to the outer side wall of the guide member.

In one embodiment, the driving mechanism includes a fixing portion, a rotating portion and a mounting seat, the mounting seat is connected to the housing, the fixing portion is fixed to the mounting seat, the rotating portion is rotatably connected to the fixing portion, the rotating portion is fixedly connected to the driving wheel, and the fixing portion is rotatably connected to the driving wheel.

In one embodiment, the driving device further comprises a second connecting piece, and the second connecting piece is sleeved on the mounting seat so as to enable the mounting seat to be rotatably connected with the driving wheel.

In one embodiment, the second connecting member includes a second inner ring and a second outer ring, the second outer ring is sleeved outside the second inner ring and can rotate relative to the second inner ring, the second inner ring is sleeved on the mounting seat, the driving wheel includes a cylinder, and the second outer ring is connected to an inner wall of the cylinder.

In one embodiment, the main body further comprises a sound insulator and a shock absorber, the sound insulator is mounted in a gap between the mounting seat and the housing, and the shock absorber is mounted between the sound insulator and the mounting seat.

In one embodiment, the first connecting member includes a first inner ring and a first outer ring, the first outer ring is sleeved outside the first inner ring and can rotate relative to the first inner ring, the first inner ring is sleeved on the driving wheel, and the first outer ring is connected to the housing.

In one embodiment, the driving wheel includes an extension portion protruding from one end of the cylinder, the first inner ring is sleeved on the extension portion, the first outer ring is clamped on the housing, and the cylinder is sleeved outside the driving mechanism.

In one embodiment, the hanging mechanism further comprises a rolling component, the rolling component is sleeved on the hook, the hook is in rolling connection with the guide piece through the rolling component, and the rolling component presses the driving wheel to the outer side wall of the guide piece.

In one embodiment, the rolling assembly includes a roller, the roller is sleeved on the hook, and a circumferential side surface of the roller is an arc surface.

Drawings

FIG. 1 is an isometric view of an embodiment of a window covering opening and closing device in combination with a guide member;

FIG. 2 is an isometric view of the window covering opening and closing device of FIG. 1;

FIG. 3 is a side view of FIG. 2;

FIG. 4 is a side, partially cross-sectional view of the window covering opening and closing device of FIG. 2;

fig. 5 is a partial exploded view of the main unit of the window covering opening and closing apparatus of fig. 1.

Reference numerals: 100. a host; 110. a housing; 111. a cavity; 120. a drive mechanism; 121. a fixed part; 122. a rotating part; 123. a mounting seat; 130. a drive wheel; 131. a barrel; 132. a protruding portion; 133. An accommodating cavity; 140. a first connecting member; 150. a second connecting member; 151. a protective sleeve; 160. a sound insulating member; 170. a shock absorbing member; 200. a hanging mechanism; 210. hooking; 220. a rolling component; 221. a roller; 222. A positioning member; 30. a guide member.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, an embodiment of a curtain opening and closing device is installed on a guide 30 and used for controlling opening and closing of a curtain, the curtain is hung on the guide 30, the curtain opening and closing device includes a main unit 100 and a hanging mechanism 200, the hanging mechanism 200 is connected to the main unit 100 and hung on the guide 30, and the main unit 100 is used for driving the hanging mechanism 200 to move along an extending direction of the guide 30, so as to push the curtain to move along the extending direction of the guide 30.

It should be noted that, one side of the curtain is provided with a plurality of through holes or hanging rings (not shown in the figures), the guide 30 is inserted through the through holes or hanging rings, so that the curtain is hung on the guide 30, the main machine 100 is located between two through holes of the curtain corresponding to the guide 30, and the main machine 100 moves in a translation manner along the extending direction of the guide 30, so as to push the curtain to move in a translation manner along the extending direction of the guide 30, thereby achieving the opening and closing of the curtain.

The guide 30 may be a guide rail, a guide rod or other curtain support structure, and the guide 30 may be linear, S-shaped or other irregular shapes, and the shape of the guide 30 is not limited herein. The guide 30 may be of a one-piece construction or a split construction.

Referring to fig. 1 and 4, the main body 100 includes a housing 110, a driving mechanism 120 and a driving wheel 130, the driving wheel 130 is rotatably connected to the housing 110, and the driving mechanism 120 is disposed in the housing 110 and is used for driving the driving wheel 130 to rotate.

Specifically, be equipped with in casing 110 and hold chamber 111, drive wheel 130 rotates to be connected in casing 110 and drive wheel 130 is at least partly to expose outside holding chamber 111, the part that drive wheel 130 exposes outside holding chamber 111 is laminated with the lateral wall 301 of guide 30, actuating mechanism 120 drives drive wheel 130 and rotates, at this moment, under the frictional force effect of drive wheel 130 and guide 30, drive wheel 130 moves and drives couple 210 motion along guide 30 extending direction, and then promote the curtain and move along guide 30 extending direction, realize the automatically controlled drive of curtain and open and shut, do not need the manual work curtain that opens and shuts, the simple operation and practicality are strong.

In some embodiments, the driving mechanism 120 is a motor, and the driving mechanism 120 is disposed coaxially with the driving wheel 130, so that the driving wheel 130 moves smoothly and the space is fully utilized. In other embodiments, the driving mechanism 120 may also be a pneumatic cylinder.

Further, referring to fig. 4, the main body 100 includes a first connecting member 140, and the driving wheel 130 is rotatably connected to the housing 110 through the first connecting member 140, so as to reduce noise generated by the driving wheel 130 shaking in the housing 110.

Specifically, the first connecting element 140 includes a first inner ring and a first outer ring (not shown in the drawings), the first outer ring is disposed outside the first inner ring and can rotate relative to the first inner ring, the first inner ring is disposed on the driving wheel 130, and the first outer ring is connected to the housing 110, so that the driving wheel 130 can rotate relative to the housing 110.

In some embodiments, the first connector 140 is a rolling bearing.

Further, referring to fig. 5, the driving wheel 130 includes a cylinder 131 and an extending portion 132, the extending portion 132 is convexly disposed at one end of the cylinder 131, the first inner ring is sleeved on the extending portion 132, the first outer ring is clamped on the inner wall of the cavity 111 of the housing 110, the cylinder 131 is sleeved outside the driving mechanism 120, and at least a portion of the cylinder 131 is exposed outside the cavity 111, so that the driving wheel 130 is rotatably connected to the housing 110.

In some embodiments, the barrel 131 and the protrusion 132 are integrally formed, and have high strength and are not easily damaged. In other embodiments, the cylinder 131 and the extension 132 may also be a split structure, and the cylinder 131 and the extension 132 may be connected by a screw connection or a snap connection, so that the extension 132 is convenient to detach and replace, and is beneficial to recycling of resources.

In some embodiments, barrel 131 and extension 132 are both fixed in length. In other embodiments, the barrel 131 and the extension 132 may be of a telescopic structure, so that the barrel 131 can be adapted to different sizes of the driving mechanism 120, and the extension 132 can be adapted to different sizes of the first connecting member 140, thereby expanding the applicability.

Referring to fig. 3 and 4, the driving mechanism 120 includes a fixing portion 121, a rotating portion 122 and a mounting seat 123, the mounting seat 123 is connected to the housing 110, the fixing portion 121 is fixedly connected to the mounting seat 123, the rotating portion 122 is rotatably connected to the fixing portion 121, and the mounting seat 123 is rotatably connected to the driving wheel 130.

Specifically, be equipped with the holding chamber 133 in the drive wheel 130, the holding chamber 133 runs through barrel 131 and extension 132, fixed part 121, rotation portion 122 and mount pad 123 all are located the holding chamber 133, mount pad 123 rotates with the barrel 131 inner wall and is connected, extension 132 is located to rotation portion 122 cover, when actuating mechanism 120 supplies power, rotation portion 122 can rotate for mount pad 123, thereby drive wheel 130 and rotate, under the frictional force effect of drive wheel 130 and guide 30, drive wheel 130 moves and drives couple 210 motion along guide 30 extending direction, and then promote the (window) curtain and move along guide 30 extending direction.

Further, referring to fig. 2, the main body 100 further includes a second connecting member 150, and the second connecting member 150 is sleeved on the mounting seat 123, so that the mounting seat 123 is rotatably connected with the driving wheel 130, and noise generated by hard friction between the driving wheel 130 and the fixing portion 121 is reduced.

Specifically, the second connecting member 150 includes a second inner ring and a second outer ring (not shown in the drawings), the second outer ring is sleeved outside the second inner ring and can rotate relative to the second inner ring, the second inner ring is sleeved on the mounting seat 123, and the second outer ring is connected to the inner wall of the cylinder 131, so that the driving wheel 130 can rotate relative to the fixing portion 121.

In some embodiments, the second connector 150 is a rolling bearing. In some embodiments, the host 100 further includes a protective sleeve 151, and the protective sleeve 151 is sleeved on the periphery of the fixing portion 121 to prevent the driving wheel 130 from shaking in the accommodating cavity 133.

Referring to fig. 2 and 5, the main body 100 further includes a sound-insulating member 160, and the sound-insulating member 160 is disposed at a gap between the mounting base 123 and the housing 110, so as to prevent the mounting base 123 from shaking in the housing 110 to generate loud noise when the driving mechanism 120 operates.

In some embodiments, the acoustic barrier 160 is a sound absorbing sponge. In other embodiments, the acoustic barrier 160 may also be a muffler.

Further, referring to fig. 2 and 5, the main body 100 further includes a shock absorbing member 170, and the shock absorbing member 170 is installed between the sound insulating member 160 and the mounting seat 123 and is used for reducing the vibration amplitude of the mounting seat 123 in the housing 110 when the driving mechanism 120 operates.

In some embodiments, the shock absorbing members 170 are rubber pads. In other embodiments, the shock absorbing member 170 may also be a silicone or sponge pad.

Referring to fig. 2, in order to reduce the friction of the guide 30 of the hook 210, the hooking mechanism 200 further includes a rolling component 220, and the rolling component 220 is sleeved on the hook 210, so that the hook 210 and the guide 30 are connected in a rolling manner through the rolling component 220, thereby preventing the hook 210 and the guide 30 from generating a large resistance due to hard friction, reducing the wear of the hook 210 and the guide 30, and prolonging the service life.

Specifically, referring to fig. 4, the rolling assembly 220 includes a roller 221, the roller 221 is sleeved on the hook 210, and a circumferential side surface of the roller 221 is an arc surface to prevent the roller 221 from slipping off the guide 30 during the sliding process.

In some embodiments, the guide member 30 is cylindrical, the circumferential side surface of the guide member 30 is an outward convex arc surface, and the arc of the arc surface of the roller 221 is greater than or equal to the arc of the outward convex arc surface of the guide member 30, so that the arc surface of the roller 221 is tightly attached to the outward convex arc surface of the guide member 30, the roller 221 can be well limited, and the roller 221 is prevented from slipping off the guide member 3040.

In other embodiments, the guide member 30 is cylindrical, and the circumferential side surface of the guide member 30 is an outward convex arc surface, and the arc of the arc surface is smaller than that of the outward convex arc surface, so that the arc surface of the roller 221 is not attached to the outward convex arc surface of the guide member 30, the contact area between the roller 221 and the guide member 30 is reduced, and the resistance generated when the host 100 slides along the guide member 30 is reduced.

In other embodiments, the guide member 30 may have a rectangular parallelepiped shape or other irregular shape, and the circumferential side surface of the roller 221 may have an outwardly convex curved surface, a wavy shape, or other shapes.

In some embodiments, the number of rollers 221 is one. In other embodiments, the number of the rollers 221 may be multiple, and the plurality of rollers 221 are sleeved on the hook 210 and arranged side by side to match with the guide members 30 with different sizes, so as to improve the applicability of the curtain opening and closing device and facilitate users. In other embodiments, the roller 221 may be replaced with a ball or a slider.

Further, referring to fig. 4, the rolling assembly 220 further includes a positioning member 222, the hook 210 penetrates through the roller 221 and partially exposes out of the roller 221, and the positioning member 222 is disposed at an end of the hook 210 exposed out of the roller 221 to prevent the roller 221 from slipping off the hook 210.

In some embodiments, the positioning member 222 is a U-shaped clip, and the U-shaped clip is clamped on the hook 210 and limits the roller 221 on the hook 210. In other embodiments, the positioning element 222 may also be a spacer, and the spacer is sleeved on the hook 210 and can also limit the roller 221 on the hook 210.

Referring to fig. 1, the hook 210 is movably connected to the housing 110 to facilitate assembly and disassembly of the main unit 100, and when the size of the guide 30 is different, the adhesion between the driving wheel 130 and the outer sidewall 301 of the guide 30 can be adjusted to improve the applicability.

Specifically, the curtain opening and closing device further includes an elastic member (not shown in the figures), one end of the elastic member is fixed to the housing 110, and the other end of the elastic member is connected to the bottom end of the hook 210, so that the hook 210 can adjust the position relative to the housing 110, thereby adjusting the adhesion degree of the driving wheel 130 and the outer sidewall 301 of the guide 30, and adjusting the position of the hanging mechanism 200 according to the guide 30 with different sizes, which is highly applicable.

In some embodiments, the resilient member is a spring. In other embodiments, the elastic member may also be a spring.

In some embodiments, hook 210 is C-shaped to facilitate removal from guide 30. In other embodiments, hook 210 may also be circular, or when guide 30 is i-shaped, hook 210 may also be replaced with roller 221.

In the curtain opening and closing device, the driving wheel 130 is rotatably connected to the housing 110 through the first connecting member 140, so that the driving wheel 130 can rotate relative to the housing 110, and noise generated by vibration and shaking of the driving wheel 130 in the housing 110 is reduced.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a device that opens and shuts of (window) curtain, (window) curtain are hung and are located the guide, device that opens and shuts of (window) curtain install in the guide is used for controlling opening and shutting of (window) curtain, its characterized in that, device that opens and shuts of (window) curtain includes:

2. The curtain opening and closing device as claimed in claim 1, wherein a cavity is formed in the housing, the driving wheel is rotatably connected to the housing, at least a portion of the driving wheel is exposed outside the cavity, and the portion of the driving wheel exposed outside the cavity is attached to the outer sidewall of the guide.

3. The device as claimed in claim 1, wherein the driving mechanism comprises a fixing portion, a rotating portion and a mounting base, the mounting base is connected to the housing, the fixing portion is fixed to the mounting base, the rotating portion is rotatably connected to the fixing portion, the rotating portion is fixedly connected to the driving wheel, and the fixing portion is rotatably connected to the driving wheel.

4. The curtain opening and closing device as claimed in claim 3, further comprising a second connecting member, wherein the second connecting member is sleeved on the mounting seat so as to rotatably connect the mounting seat with the driving wheel.

5. The device as claimed in claim 4, wherein the second connecting member comprises a second inner ring and a second outer ring, the second outer ring is sleeved on the outer side of the second inner ring and can rotate relative to the second inner ring, the second inner ring is sleeved on the mounting seat, the driving wheel comprises a cylinder, and the second outer ring is connected to the inner wall of the cylinder.

6. The device as claimed in claim 5, wherein the main frame further comprises a sound insulator and a shock absorber, the sound insulator is mounted between the mounting seat and the housing, and the shock absorber is mounted between the sound insulator and the mounting seat.

7. The device as claimed in claim 5, wherein the first connecting member comprises a first inner ring and a first outer ring, the first outer ring is disposed outside the first inner ring and can rotate relative to the first inner ring, the first inner ring is disposed on the driving wheel, and the first outer ring is connected to the housing.

8. The device as claimed in claim 7, wherein the driving wheel includes a protrusion protruding from one end of the cylinder, the first inner ring is disposed on the protrusion, the first outer ring is engaged with the housing, and the cylinder is disposed outside the driving mechanism.

9. The device as claimed in claim 1, wherein the hanging mechanism further comprises a rolling member, the rolling member is sleeved on a hook, the hook is connected with the guiding member through the rolling member in a rolling manner, and the rolling member presses the driving wheel against the outer sidewall of the guiding member.

10. The curtain opening and closing device as claimed in claim 9, wherein the rolling assembly comprises a roller, the roller is sleeved on the hook, and the circumferential side surface of the roller is an arc surface.