CN110905377A

CN110905377A - Vertical curtain rail assembly

Info

Publication number: CN110905377A
Application number: CN201911178057.XA
Authority: CN
Inventors: 王金友
Original assignee: Shenzhen Bofu Mechanic & Electronic Co ltd
Current assignee: Shenzhen Bofu Mechanic & Electronic Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-03-24

Abstract

The application discloses vertical (window) curtain track subassembly, track subassembly includes: the curtain hanging device comprises a guide rail for hanging a curtain, a main transmission box arranged at one end of the guide rail and a motor connected with the main transmission box. The motor provides power for opening and closing the curtain for the guide rail, and the main transmission box transmits the power generated by the motor to the guide rail; the main transmission case is detachably connected with the motor. The utility model provides a main drive case with the motor is connected through the connected mode that can dismantle the connection, and a single unit of motor need not unpack whole automatic (window) curtain track apart when the motor breaks down and needs maintenance or change, makes things convenient for very much that the motor takes off the maintenance or changes.

Description

Vertical curtain rail assembly

Technical Field

The application relates to the technical field of automatic curtains, in particular to a vertical curtain rail component.

Background

With the rapid development of science and technology, the life concept of people is gradually changed. Various home appliances are also changing. Due to the continuous maturity of single chip microcomputer technology and computer technology, household appliances are more and more intelligent. Curtains are no exception, and automatic curtains are widely used in developed countries such as europe and the united states. The automatic curtain is a high-end leading-edge industry in China, has a wide market and has significance in popularization and application.

The vertical curtain is one of automatic curtains, commonly called as fantastic curtain, and belongs to a novel curtain. The operation principle is different from other electric curtains, and the motor and the track of the vertical curtain cannot be separated.

The motor is a key component of the automatic window covering and is also the most prone to failure. At present, a motor and a track of the vertical curtain can not be separated, and when the motor breaks down and needs to be maintained or replaced, the whole vertical curtain track needs to be disassembled, so that the motor can be taken down for maintenance or replacement.

Disclosure of Invention

The application aims at providing a vertical curtain rail component which is convenient for the maintenance or replacement of a motor.

The application discloses vertical (window) curtain track subassembly, track subassembly includes: the curtain hanging device comprises a guide rail for hanging a curtain, a main transmission box arranged at one end of the guide rail and a motor connected with the main transmission box. The motor provides power for opening and closing the curtain for the guide rail, and the main transmission box transmits the power generated by the motor to the guide rail; the main transmission case is detachably connected with the motor.

Optionally, the main transmission case includes case shell and driving gear, the driving gear sets up in the case shell, the transmission the power that the motor produced.

The motor comprises a motor shell, a connector and a motor; the connector is connected with a transmission shaft of the motor; one end of the connector, which is far away from the transmission shaft of the motor, is embedded with one end of the driving gear, which is close to the motor; the motor housing is fixedly connected with the box housing in a detachable connection mode.

Optionally, the motor further comprises a spring; the motor shell comprises a main body part and a cover head part connected with the main body part; the cover head part is close to the main transmission box, and the main body part is far away from the main transmission box; the cover head portion is provided with an accommodating cavity, and a first boss is arranged at an opening of one end, close to the main transmission case, of the accommodating cavity.

The connector comprises a matching part embedded with the driving gear, a connector main body connected with the matching part, and a second boss arranged on the connector main body and in the accommodating cavity; the connector main body is provided with a matching cavity matched with a transmission shaft of the motor.

The motor is arranged in the main body part, and a transmission shaft of the motor extends into the accommodating cavity from the main body part; the connector main body is arranged in the accommodating cavity, a transmission shaft of the motor is inserted into the matching cavity, and the connector can move relative to the transmission shaft in the axial direction of the transmission shaft and is fixed relative to the transmission shaft in the radial direction of the transmission shaft; the spring sets up hold the cavity in, and the cover is established on the connector main part, be located the second boss with hold between the bottom of cavity.

The spring jacks up the connector in the direction close to the main transmission case, the first boss clamps the second boss, and the matching part extends out of the accommodating cavity; the matching part is compressed in the accommodating cavity after being pressed towards the motor.

Optionally, the inner surface of the accommodating cavity is further provided with a third boss, and when the matching portion is compressed in the accommodating cavity, the third boss blocks the second boss.

Optionally, the matching part is a fourth boss arranged at intervals; correspondingly, the end part of the driving gear, which is close to the motor, is provided with fifth bosses which are arranged at intervals; the fourth boss and the fifth boss can be embedded with each other.

Optionally, the fourth boss and the fifth boss are in clearance fit.

Optionally, the height of the fourth boss and the fifth boss is 3 mm.

Optionally, the cover head portion is provided with an aligning portion, and the aligning portion is arranged on an outer side surface of the accommodating cavity, which is close to one end of the main transmission case; correspondingly, the box shell is provided with a positioning groove matched with the positioning part.

Optionally, the track assembly further comprises a dimming motor, and the dimming motor is arranged in the main transmission box and used for adjusting the inclination angle of the window curtain louver.

Optionally, the track assembly further comprises a secondary transmission case disposed at an end of the guide rail opposite to the primary transmission case; the auxiliary transmission case is matched with the main transmission case to transmit the power generated by the motor to the guide rail.

The utility model provides a main drive case with the motor is connected through the connected mode that can dismantle the connection, and a single unit of motor need not unpack whole automatic (window) curtain track apart when the motor breaks down and needs maintenance or change, makes things convenient for very much that the motor takes off the maintenance or changes.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the application, are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic view of an upright window covering track assembly according to an embodiment of the present application;

FIG. 2 is a cross-sectional view taken along line B-B of FIG. 1;

fig. 3 is a partially enlarged view of a portion a in fig. 2;

FIG. 4 is another schematic view of an upright window covering track assembly according to an embodiment of the present application;

FIG. 5 is a schematic view of a main drive housing of an embodiment of the present application;

FIG. 6 is a cross-sectional view of an electric machine of an embodiment of the present application;

fig. 7 is a partially enlarged view of a portion B in fig. 6;

fig. 8 is a schematic diagram of a dimming motor according to an embodiment of the present application.

Wherein, 100, the main transmission case; 110. a tank housing; 111. a positioning groove; 120. a driving gear; 121. a fifth boss; 200. a motor; 210. a motor housing; 211. a main body portion; 212. a cap portion; 212a, a receiving cavity; 212b, a first boss; 212c, a third boss; 220. a connector; 221. a fitting portion; 221a, a fourth boss; 222. a connector main body; 222a, a matching cavity; 223. a second boss; 230. an aligning part; 240. a motor; 241. a drive shaft; 300. a spring; 400. a dimming motor; 500. a secondary transmission case; 600. a guide rail.

Detailed Description

It is to be understood that the terminology, the specific structural and functional details disclosed herein are for the purpose of describing particular embodiments only, and are representative, but that the present application may be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.

In the description of the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating relative importance or as implicitly indicating the number of technical features indicated. Thus, unless otherwise specified, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; "plurality" means two or more. The terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that one or more other features, integers, steps, operations, elements, components, and/or combinations thereof may be present or added.

Further, terms of orientation or positional relationship indicated by "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, are described based on the orientation or relative positional relationship shown in the drawings, are simply for convenience of description of the present application, and do not indicate that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

Furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, fixed connections, removable connections, and integral connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

The present application is described in detail below with reference to the figures and alternative embodiments.

As an embodiment of the present application, as shown in fig. 1 to 8, there is disclosed a vertical window curtain rail assembly, which includes: the curtain hanging device comprises a guide rail 600 for hanging a curtain, a main transmission case 100 arranged at one end of the guide rail 600, and a motor 200 connected with the main transmission case 100. The motor 200 provides power for opening and closing the curtain for the guide rail 600, and the main transmission box 100 transmits the power generated by the motor 200 to the guide rail 600; the main transmission case 100 is detachably connected to the motor 200.

The vertical curtain is one of automatic curtains, commonly called as fantastic curtain, and belongs to a novel curtain. The most common types of automatic window curtains are up-and-down roller blinds, left-and-right opening and closing curtains, and horizontal venetian blinds. The vertical curtain is similar to a common transverse blind curtain in a light passing-through and shading mode, but each louver is vertically arranged and hung on the guide rail, and the angle of each louver is adjusted through the motor to realize shading and light transmitting. Meanwhile, the vertical curtain is provided with a piece of yarn curtain on the shutter, so that the curtain can be adjusted between full shading and half shading, and is commonly called as a fantasy curtain.

The operation principle of the vertical curtain is different from that of other common electric curtains, and a motor and a track of the vertical curtain cannot be separated. The motor is a key component of the automatic window covering and is also the most prone to failure. At present, a motor and a track of the vertical curtain can not be separated, and when the motor breaks down and needs to be maintained or replaced, the whole vertical curtain track needs to be disassembled, so that the motor can be taken down for maintenance or replacement.

The utility model provides a main drive case 100 with motor 200 is connected through the connected mode that can dismantle the connection, and motor 200 is a single unit, breaks down at motor 200 and when needing maintenance or change, need not unpack whole automatic (window) curtain track apart, makes things convenient for motor 200 to take off maintenance or change very much. On the other hand, if the motor 200 is integrated with the curtain rail, the automatic opening and closing and dimming of the curtain must be performed step by step, and now separately, the motor 200 is a single unit and can be operated simultaneously. Meanwhile, the motor 200 is small in size, can be packaged independently, and is not easy to damage.

Specifically, the main transmission case 100 includes a case housing 110 and a driving gear 120, and the driving gear 120 is disposed in the case housing 110 and transmits power generated by the motor 200. The motor 200 comprises a motor housing 210, a connector 220 and a motor 240; the connector 220 is connected with a transmission shaft 241 of the motor 240; one end of the connector 220, which is far away from the transmission shaft 241 of the motor 240, is embedded with one end of the driving gear 120, which is close to the motor 200; the motor housing 210 is fixedly connected to the box housing 110 in a detachable connection manner. It should be noted that, as illustrated in fig. 4 and 5, the scarf joint described herein refers to: one of the convex structures is inserted into the other concave structure, the other convex structure is inserted into the one concave structure, and the two convex structures are in tabling contact with each other.

The specific way of fixedly connecting the motor housing 210 with the box housing 110 through the detachable connection manner may be that the motor housing 210 and the box housing 110 are connected through a threaded connection manner, specifically, after the rail assembly is mounted on a wall, threaded holes are provided on the surfaces of the motor housing 210 and the box housing 110 facing the ground, and the motor 200 is fixed to the main transmission box 100 by using screws, so as to ensure the fixation of the motor 200.

In the scheme, when the motor 200 needs to be disassembled, the motor shell 210 and the box shell 110 are firstly separated from each other, because the end, far away from the motor 240, of the transmission shaft 241 is embedded with the end, close to the motor 200, of the driving gear 120, then the motor 200 can be directly taken down, and the whole automatic curtain rail does not need to be disassembled. The connection mode of the end of the connector 220 far away from the transmission shaft 241 of the motor 240 and the end of the driving gear 120 close to the motor 200 being embedded can not only facilitate the disassembly of the motor 200, but also ensure that the motor 240 normally drives the driving gear 120.

The motor 200 further includes a spring 300. The motor housing 210 includes a body portion 211, a cover head portion 212 connected to the body portion; the cover head part 212 is close to the main transmission case 100, and the main body part 211 is far away from the main transmission case 100; the cover head 212 is provided with a receiving cavity 212a, and a first boss 212b is arranged at an opening of the receiving cavity 212a close to one end of the main transmission case 100.

The connector 220 includes a matching portion 221 engaged with the driving gear 120, a connector main body 222 connected to the matching portion 221, and a second boss 223 disposed on the connector main body 222 and in the accommodating cavity 212 a; the connector main body 222 is provided with a matching cavity 222a matched with the transmission shaft 241 of the motor 240.

The motor 240 is arranged in the main body part 211, and a transmission shaft 241 of the motor 240 extends into the accommodating cavity 212a from the main body part 211; the connector main body 222 is disposed in the accommodating cavity 212a, the transmission shaft 241 of the motor 240 is inserted into the matching cavity 222a, and the connector 220 is movable relative to the transmission shaft 241 in the axial direction of the transmission shaft 241 and fixed relative to the transmission shaft 241 in the radial direction of the transmission shaft 241, specifically, the transmission shaft 241 may be disposed in a polygonal column, and the matching cavity 222a is disposed corresponding to the shape of the transmission shaft 241. The spring 300 is disposed in the accommodating cavity 212a, sleeved on the connector main body 222, and located between the second boss 223 and the bottom of the accommodating cavity 212 a.

The spring 300 jacks up the connector 220 in a direction close to the main transmission case 100, the first boss 212b clamps the second boss 223, and the matching portion 221 extends out of the accommodating cavity 212 a; the fitting portion 221 is compressed in the receiving cavity 212a when it is pressed in the direction of the motor 240.

According to the scheme, the elastic connection between the connector 220 and the transmission shaft 241 of the motor 240 is realized through the specific structure, when the motor 200 is installed in an aligned mode, the matching part 221 is not required to be completely embedded with one end, close to the motor 200, of the driving gear 120 when the motor 200 is installed, for example, the matching part 221 is not completely embedded with the end, close to the motor 200, after pressure towards the motor 240 direction is applied to the matching part, the matching part is temporarily compressed in the accommodating cavity 212a, and the motor 200 can be normally installed at the moment. After the motor 200 is installed, the matching part 221 rotates only by starting, and simultaneously, under the elastic force of the spring 300, the matching part is automatically and completely embedded with one end of the driving gear 120 close to the motor 200, so that the driving gear 120 is normally driven to rotate. When the motor housing 210 and the box housing 110 are loosened, the motor 200 can be directly removed without disassembling the entire automatic curtain rail.

The inner surface of the accommodating cavity 212a is further provided with a third boss 212c, and when the matching part 221 is compressed in the accommodating cavity 212a, the third boss 212c clamps the second boss 223 to limit the displacement of the connector 220.

Specifically, the matching portion 221 is a fourth boss 221a arranged at an interval, and the fourth boss 221a is a convex block; correspondingly, the end part of the driving gear 120 close to the motor 200 is provided with fifth bosses 121 arranged at intervals, and the fifth bosses 121 are convex blocks; the fourth boss 221a and the fifth boss 121 may be engaged with each other. The fourth and

fifth bosses

221a and 121 may have a sector-shaped cross section.

The fourth boss 221a and the fifth boss 121 may also be clearance fitted. The gap between the fourth protrusion 221a and the fifth protrusion 121 may provide a buffer space, and may also prevent the fourth protrusion 221a and the fifth protrusion 121 from being caught by each other, which may affect the detachment of the motor 200. Specifically, two fourth bosses 221a and two fifth bosses 121 are provided, the central angle of each of the fourth bosses 221a and the fifth bosses 121 is 80 °, and after the fourth bosses 221a and the fifth bosses 121 are in engagement, a gap exists between the fourth bosses 221a and the fifth bosses 121.

The heights of the fourth and

fifth bosses

221a and 121 are 3 mm.

The cover head part 212 is provided with an aligning part 230, and the aligning part 230 is arranged on the outer side surface of the accommodating cavity 212a close to one end of the main transmission case 100; correspondingly, the box housing 110 is provided with a positioning groove 111 engaged with the positioning portion 230. The alignment part 230 and the alignment groove 111 facilitate alignment and matching of the motor 200 and the main transmission case 100, and facilitate installation of the motor 200.

The track assembly further includes a dimming motor 400, and the dimming motor 400 is disposed in the main transmission case 100 to adjust the tilting angle of the blind. At present, the opening and closing of the automatic curtain and the dimming share one motor 200, and the opening and closing and the dimming are switched through a clutch, so that the opening and closing or the dimming are realized. The automatic curtain designed in this way, because the motor 200 is shared, the opening and closing and the dimming must be respectively carried out, and the opening and closing cannot be simultaneously carried out during the opening and closing, and the opening and closing cannot be simultaneously carried out during the dimming. This scheme sets up dimming motor 400, and the independent control (window) curtain tripe can realize opening and shutting and adjust luminance and go on.

The rail assembly further includes a sub gear box 500 disposed at an end of the guide rail 600 opposite to the main gear box 100; the sub-transmission case 500 is matched with the main transmission case 100 to transmit the power generated by the motor 200 to the guide rail 600, thereby ensuring the transmission effect of the automatic curtain.

The foregoing is a more detailed description of the present application in connection with specific alternative embodiments, and the specific implementations of the present application are not to be considered limited to these descriptions. For those skilled in the art to which the present application pertains, several simple deductions or substitutions may be made without departing from the concept of the present application, and all should be considered as belonging to the protection scope of the present application.

Claims

1. A vertical window curtain rail assembly, the rail assembly comprising:

a guide rail for hanging a curtain;

the main transmission box is arranged at one end of the guide rail;

the motor is connected with the main transmission case;

the motor provides power for opening and closing the curtain for the guide rail, and the main transmission box transmits the power generated by the motor to the guide rail; the main transmission case is detachably connected with the motor.

2. The vertical window curtain rail assembly of claim 1, wherein the main drive housing comprises a housing shell and a drive gear disposed within the housing shell for transmitting power generated by the motor;

3. The vertical window covering track assembly of claim 2, wherein the motor further comprises a spring; the motor shell comprises a main body part and a cover head part connected with the main body part; the cover head part is close to the main transmission box, and the main body part is far away from the main transmission box; the cover head part is provided with an accommodating cavity, and a first boss is arranged at an opening of one end of the accommodating cavity, which is close to the main transmission case;

the connector comprises a matching part embedded with the driving gear, a connector main body connected with the matching part, and a second boss arranged on the connector main body and in the accommodating cavity; the connector main body is provided with a matching cavity matched with a transmission shaft of the motor;

the motor is arranged in the main body part, and a transmission shaft of the motor extends into the accommodating cavity from the main body part; the connector main body is arranged in the accommodating cavity, a transmission shaft of the motor is inserted into the matching cavity, and the connector can move relative to the transmission shaft in the axial direction of the transmission shaft and is fixed relative to the transmission shaft in the radial direction of the transmission shaft; the spring is arranged in the accommodating cavity, sleeved on the connector main body and positioned between the second boss and the bottom of the accommodating cavity;

4. The vertical window curtain rail assembly of claim 3 wherein the interior surface of the receiving cavity further comprises a third ledge, wherein the third ledge engages the second ledge when the engagement portion is compressed within the receiving cavity.

5. The vertical window covering track assembly of claim 3, wherein the engagement portion is a fourth boss spaced apart from the first boss; correspondingly, the end part of the driving gear, which is close to the motor, is provided with fifth bosses which are arranged at intervals; the fourth boss and the fifth boss can be embedded with each other.

6. The vertical window covering track assembly of claim 5, wherein the fourth boss and the fifth boss are clearance fit.

7. The vertical window covering track assembly of claim 5, wherein the height of the fourth boss and the fifth boss is 3 mm.

8. The vertical window curtain rail assembly of claim 3, wherein the head portion is provided with an alignment portion, and the alignment portion is disposed on an outer side surface of the accommodating cavity near one end of the main transmission case; correspondingly, the box shell is provided with a positioning groove matched with the positioning part.

9. The vertical blind track assembly of claim 1, further comprising a dimming motor disposed within the main drive housing for adjusting the tilt angle of the blind slats.

10. The vertical window covering track assembly of claim 1, further comprising a secondary drive housing disposed at an end of the rail opposite the primary drive housing; the auxiliary transmission case is matched with the main transmission case to transmit the power generated by the motor to the guide rail.