CN210961398U

CN210961398U - Telescopic curtain machine

Info

Publication number: CN210961398U
Application number: CN201920964250.5U
Authority: CN
Inventors: 杨玉秀
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-07-10
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses a telescopic curtain machine, which comprises a main rail, a driving mechanism, a first driving piece and a second driving piece, wherein the first driving piece and the second driving piece are driven by the driving mechanism and move on the main rail in opposite directions; the first auxiliary rail and the second auxiliary rail are respectively provided with a first pushing piece and a second pushing piece which are used for driving the sliding block to move and are connected with the curtain; the first pushing piece is connected with the first driving piece, and the second pushing piece is connected with the second driving piece. The curtain machine can be stretched and contracted to meet the requirements of windows with different sizes; the main rail with fixed size can be produced in a mass production mode, the main rail does not need to be manufactured according to the sizes of different windows every time, and the mass production of the curtain machine is realized.

Description

Telescopic curtain machine

Technical Field

The utility model relates to the field of automatic curtain machines, in particular to a telescopic curtain machine.

Background

With the improvement of living standard and the development of science and technology, automatic curtain machines can be seen frequently in some high-grade residences or commercial areas, the automatic curtain machines realize the opening and closing of curtains in an electric control mode, and a user can operate the opening and closing of the curtains through wired or wireless control, so that the use is very convenient and intelligent.

The popularity of the automatic curtain machine is higher and higher, but because the window size of each family is different, the existing curtain machine needs to be customized according to the size of different windows, and cannot be manufactured in large batch.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a retractable curtain machine, which can solve the problem that the curtain machine can not be produced in mass due to the requirement of being customized according to the sizes of different windows at each time.

The technical scheme of the utility model is realized like this:

a telescopic curtain machine comprises a main rail, a driving mechanism, a first driving piece and a second driving piece, wherein the first driving piece and the second driving piece are driven by the driving mechanism and move on the main rail in opposite directions; the first auxiliary rail and the second auxiliary rail are respectively provided with a first pushing piece and a second pushing piece which are used for driving the sliding block to move and are connected with the curtain; the first pushing piece is connected with the first driving piece, and the second pushing piece is connected with the second driving piece.

As a further alternative of the telescopic curtain machine, a first supporting piece and a second supporting piece which can slide are arranged at two ends of the main rail; the first supporting piece and the second supporting piece are respectively provided with two guide grooves used for being matched with the first auxiliary rail and the second auxiliary rail; one end of the first auxiliary rail is fixed in the guide groove of the first supporting piece, and the other end of the first auxiliary rail is slidably arranged in the guide groove of the second supporting piece; one end of the second auxiliary rail is fixed in the guide groove of the second supporting piece, and the other end of the second auxiliary rail is slidably arranged in the guide groove of the first supporting piece.

As a further alternative of the telescopic curtain machine, the first sub-rail and the second sub-rail are sleeved in the guide groove, the guide groove comprises a support part for supporting the first sub-rail and the second sub-rail, and an opening for the sliding block to move through is arranged on the support part.

As a further alternative of the telescopic curtain machine, the driving mechanism comprises a driving motor, a synchronous belt driven by the driving motor, and a control circuit board box for controlling the driving motor; the main rail comprises a driving cavity and a driving rail, the driving motor is arranged in the driving cavity, the synchronous belt is arranged in the driving rail, the first driving piece and the second driving piece are fixed on the synchronous belt, and the first driving piece and the second driving piece move in opposite directions along the driving rail.

As a further alternative of the telescopic curtain machine, the control circuit board box is detachably fixed at one end of the main rail, the control circuit board box and the main rail are coaxial, and the control circuit board box and the driving motor are electrically connected through the plug connector and the plug socket.

As a further alternative of the telescopic curtain machine, end covers are arranged on the first supporting piece and the second supporting piece.

As a further alternative of the telescopic curtain machine, an end cover at one end is provided with a through hole, and an electric wire supplies power to the driving mechanism through the through hole.

As a further alternative of the telescopic curtain machine, the driving motor drives the synchronous belt to drive through a bevel gear.

As a further alternative of the telescopic curtain machine, the first supporting piece and the second supporting piece are provided with fixing screw holes, and screws penetrate through the fixing screw holes to tightly support the main rail.

As a further alternative of the telescopic curtain machine, the first sub-rail and the second sub-rail are both formed by connecting multiple sub-rail sections.

The utility model has the advantages that: two pieces of curtain cloth are respectively hung on a first auxiliary rail and a second auxiliary rail on two sides of a main rail, and the positions of the first auxiliary rail and the second auxiliary rail on two sides of the main rail are adjusted during installation to prolong the moving rails of the curtain cloth, so that the curtain machine is stretched, and windows with different sizes are met; the main rail with fixed size can be produced in a mass production mode, the main rail does not need to be manufactured according to the sizes of different windows every time, and the mass production of the curtain machine is realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a telescopic curtain machine of the present invention;

FIG. 2 is a schematic view of the primary rail in cooperation with the first secondary rail, the second secondary rail, and the second support member;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is a schematic view of the first and second sub-rails engaged with the first and second supporting members;

FIG. 5 is a schematic view of the engagement of the second pusher and the second driver;

FIG. 6 is an exploded view of the internal structure of the primary rail;

fig. 7 is a schematic structural diagram of the driving motor and the control circuit board box;

fig. 8 is a schematic structural view of the first sub rail.

In the figure: 10. a primary rail; 11. a drive cavity; 12. a drive rail;

21. a first secondary rail; 22. a second secondary rail; 23. a secondary rail section; 24. a connecting member;

31. a first pusher member; 32. a second pusher member;

40. a slider;

51. a first driver; 52. a second driving member;

61. a first support; 62. a second support; 63. an end cap; 64. fixing screw holes; 65. a bearing part; 66. an opening; 67. a guide groove;

71. a synchronous belt; 72. a drive motor; 73. a control circuit board box; 74. a plug-in connector; 75. a socket; 76. a card slot; 77. and (5) buckling.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 to 8, there is shown a telescopic curtain machine, which includes a main rail 10, a driving mechanism, a first driving member 51 and a second driving member 52 driven by the driving mechanism and moving on the main rail 10 in opposite directions, wherein two axial sides of the main rail 10 are respectively provided with a first sub-rail 21 and a second sub-rail 22, which can be adjusted in position, and the first sub-rail 21 and the second sub-rail 22 are respectively provided with a plurality of slidable sliding blocks 40 for connecting a curtain; the first auxiliary rail 21 and the second auxiliary rail 22 are respectively provided with a first pushing piece 31 and a second pushing piece 32 which are used for driving the sliding block 40 to move and are connected with the curtain; the first pushing member 31 is connected with the first driving member 51, and the second pushing member 32 is connected with the second driving member 52.

Specifically, when the curtain machine is installed, the positions of the first sub-rail 21 and the second sub-rail 22 on the two sides of the main shaft are adjusted according to the actual size of a window, wherein one curtain cloth is hung on the sliding block 40 and the first pushing piece 31 on the first sub-rail 21, and the other curtain cloth is hung on the sliding block 40 and the second pushing piece 32 on the second sub-rail 22; thus, the first driving piece 51 and the second driving piece 52 on the main rail 10 respectively drive the first driving piece 31 and the second driving piece 32 to move; when the first pushing piece 31 and the second pushing piece 32 are far away from each other, the sliding block 40 is pushed to move, and the two pieces of curtain cloth are opened; when the first pushing member 31 and the second pushing member 32 approach each other, the sliding block 40 is pushed to move, and the two pieces of curtain cloth are closed.

In other words, in the process of opening and closing the two pieces of curtain cloth, the two pieces of curtain cloth move on the first auxiliary rail 21 and the second auxiliary rail 22 respectively, that is, the first auxiliary rail 21 and the second auxiliary rail 22 provide a space for the curtain cloth to move, and the first auxiliary rail 21 and the second auxiliary rail 22 extend out from the two ends of the main rail 10 respectively, so that the adjustment of the overall length of the curtain machine can be realized, the expansion and contraction of the curtain machine can be realized, and windows with different sizes can be met; the main rail 10 with a fixed size can be produced in a mass production manner, and the curtain machine does not need to be manufactured according to the sizes of different windows every time, so that the mass production of the curtain machine is realized.

It should be noted that, before installation, the first secondary rail 21 and the second secondary rail 22 are adjusted in position on the primary rail 10, and when installation is completed, the first secondary rail 21 and the second secondary rail 22 are fixed, so that the positions of the first secondary rail 21, the second secondary rail 22 and the primary rail 10 are relatively fixed. The first and second sub rails 21 and 22 may be fixed to the main rail 10 by screws, snaps 77, or adhesives, as long as the sliding of the slider 40 is not affected and the stable suspension of the curtain fabric is satisfied.

In some particular embodiments, in order to facilitate the adjustment of the position of the first and second

secondary rails

21, 22 on the one hand, and in order to make the first and second

secondary rails

21, 22 more integral with the primary rail 10 on the other hand. Referring to fig. 1 and 2, both ends of the main rail 10 are provided with a first bearing 61 and a second bearing 62 which are slidable; the first supporting piece 61 and the second supporting piece 62 are respectively provided with two guide grooves 67 used for being matched with the first secondary rail 21 and the second secondary rail 22; one end of the first secondary rail 21 is fixed in the guide groove 67 of the first bearing part 61, and the other end is slidably arranged in the guide groove 67 of the second bearing part 62; one end of the second sub-rail 22 is fixed in the guide groove 67 of the second support member 62, and the other end is slidably disposed in the guide groove 67 of the first support member 61.

Referring to fig. 3, the first and second sub-rails 21 and 22 are sleeved in the guide groove 67, the guide groove 67 includes a supporting portion 65 for supporting the first and second sub-rails 21 and 22, and an opening 66 for the sliding block 40 to move through is disposed on the supporting portion 65. The first and second supporting

members

61 and 62 can support the first and second sub-rails 21 and 22 without obstructing the sliding of the sliding block 40.

In short, it is equivalent to the first support element 61 and the first secondary rail 21 being integral, and the second support element 62 and the second secondary rail 22 being integral; the positions of the first and second sub-rails 21 and 22 on the main rail 10 are adjusted by sliding the positions of the first and

second bearings

61 and 62 on the main rail 10. However, referring to fig. 4, in order to ensure that the first and second sub-rails 21 and 22 can stably hang the curtain cloth, the non-fixed end of the first sub-rail 21 is inserted into the guide groove 67 of the second support member 62, so as to be supported by the second support member 62; while the end of the second secondary rail 22 not fixed is inserted into the guide groove 67 of the first support member 61, so as to be supported by the first support member 61; namely, the first and second supporting

members

61 and 62 respectively support the two ends of the first and second sub rails 21 and 22. This arrangement also enables the first and second sub rails 21 and 22 extending from both ends of the main rail 10 to be shielded for better appearance.

It should be noted that, one end of the first supporting member 61 and one end of the first secondary rail 21 may be welded, may be detachably fixed, or may be integrally formed; the second support 62 is identical to one end of the second secondary rail 22; of course, for convenience of transportation and installation, the fixing device is preferably detachable.

In some specific embodiments, in order to fix the positions of the first and second supporting

members

61 and 62 on the main rail 10, referring to fig. 2 and 3, the first and second supporting

members

61 and 62 are provided with fixing screw holes 64, and screws are inserted through the fixing screw holes 64 to tightly press against the main rail 10. Specifically, in practical operation, after the positions of the first supporting member 61 and the second supporting member 62 are adjusted to fit the window size, the screws are screwed in from the fixing screw holes 64, and the screws will be tightly pressed against the main rail 10, so that the first supporting member 61 and the second supporting member 62 will not slide on the main rail 10; of course, the fixing screw holes 64 may be plural or may be arranged at different positions according to actual conditions. The positions at which the first and

second bearings

61 and 62 are fixed correspond to the positions at which the first and second sub rails 21 and 22 are fixed.

It should be noted that there are many mechanical structures capable of driving the first driving member 51 and the second driving member 52 to move in opposite directions, and according to the considerations of the curtain machine structure and the practical application environment, referring to fig. 6 and 7, the driving mechanism includes a driving motor 72, a timing belt 71 driven by the driving motor 72, and a control circuit board box 73 for controlling the driving motor 72; the driving motor 72 can drive the synchronous belt 71 through the reduction box, and the control circuit board box 73 contains the circuit board for controlling the driving motor 72, the utility model discloses there is no creative improvement to this circuit board, use the circuit board of current electric curtain machine also. The transmission ratio of the synchronous belt 71 is accurate and the transmission noise is small.

The motor of the existing electric curtain machine is vertically arranged outside the curtain rail, namely the motor is vertical to the curtain rail, and refer to an intelligent electric curtain with the publication number of CN 108477963A; and the utility model discloses a curtain machine's overall structure is compacter and pleasing to the eye, is more applicable to high-grade house and commercial district, in some specific implementation manners, refer to fig. 6, main rail 10 includes drive cavity 11 and drive track 12, drive cavity 11 with drive track 12 is parallel, driving motor 72 sets up in the drive cavity 11, hold-in range 71 sets up in the drive track 12, first driving piece 51 and second driving piece 52 are fixed on the hold-in range 71, first driving piece 51 and second driving piece 52 are followed drive track 12 removes toward opposite direction.

In other words, referring to fig. 6, the driving motor 72 is built in the main rail 10, and the driving motor 72 changes the transmission direction through a bevel gear to drive the synchronous belt 71; as a matter of course, the synchronous belt 71 is driven by two cylindrical gears, one of the cylindrical gears is a driving wheel, the other cylindrical gear is a driven wheel, and the driving motor 72 rotates the driving wheel through a bevel gear, so as to drive the synchronous belt 71 to transmit. The synchronous belt 71 is looped around two cylindrical gears, a connecting line of the two cylindrical gears is used as an axis, when the synchronous belt 71 rotates, moving directions of the synchronous belt 71 on two sides of the axis are opposite, and the first driving member 51 and the second driving member 52 are respectively fixed on the synchronous belt 71 on two sides of the axis, so that the first driving member 51 and the second driving member 52 can move in opposite directions along the driving track 12.

In some embodiments, since the failure of the window curtain machine is often caused by the circuit board controlling the driving motor 72, referring to fig. 7, the control circuit board box 73 is detachably fixed at one end of the main rail 10, the control circuit board box 73 is coaxial with the main rail 10, and the control circuit board box 73 and the driving motor 72 are electrically connected through the plug 74 and the socket 75, in order to facilitate the maintenance of the circuit board.

Specifically, the control circuit board box 73 is fastened to one end of the main rail 10 by means of a clamping groove 76 and a fastening buckle 77, so that a fixing mode which is easy to detach and stable to combine is realized; meanwhile, the control circuit board box 73 and the driving motor 72 are electrically connected through the plug 74 and the socket 75, so that the driving motor 72 is connected with a circuit board in the control circuit board box 73. So, when the circuit board needs to be maintained, only the control circuit board box 73 needs to be pulled out, and the method is simple and convenient.

It should be noted that, since the first supporting member 61 or the second supporting member 62 slides on the main rail 10, the control circuit board box 73 cannot be too large, and the control circuit board box 73 needs to be built in the first supporting member 61 or the second supporting member 62, so that the control circuit board box 73 does not obstruct the sliding of the first supporting member 61 or the second supporting member 62.

In some embodiments, in order to prevent too much dust from entering the interior of the window shade machine, referring to fig. 1 or 4, the first and second supporting

members

61 and 62 are provided with end caps 63. Preferably, the end cap 63 is detachably connected to the first and

second supports

61 and 62.

In some embodiments, the end cap 63 at one end is provided with a through hole through which a wire is passed to supply power to the driving mechanism. Of course, the through-hole is formed in the end cover 63 close to the control circuit board box 73, and after the window curtain machine is installed in an actual field, the circuit of the building is connected to the control circuit board box 73 through the electric wire.

In some embodiments, referring to fig. 8, the first and second sub-rails 21 and 22 are each connected by a plurality of sub-rail segments 23 for ease of transportation and to accommodate different window sizes. The auxiliary rail section 23 and the auxiliary rail section 23 can be connected through a connecting member 24, and there are many connection modes between the auxiliary rail section 23 and the auxiliary rail section 23, which are conventional, and are not described in detail herein. In practice, although the main track 10 may be of a fixed length, the sizes of different windows are adjusted by the first and second sub tracks 21 and 22; however, this adjustment range is limited depending on the length of the main rail 10, so that the main rail 10 of several step lengths can be provided for mass production in practice; the secondary rail section 23 only needs to be produced in one size, and can be combined into a first secondary rail 21 and a second secondary rail 22 with different lengths in a connection mode; and if the first sub rail 21 and the second sub rail 22 are directly integrally formed, they are easily pressed and bent during transportation.

It should be noted that the first sub rail 21 and the second sub rail 22, the first pushing member 31 and the second pushing member 32, the first driving member 51 and the second driving member 52, and the first supporting member 61 and the second supporting member 62 are actually parts having the same structure, and are different only in position, and for convenience of description, the description is distinguished by "first" and "second".

In some specific embodiments, taking the perspective of fig. 3 as an example, the driving cavity 11 is above the driving rail 12, the driving cavity 11 is wider than the driving rail 12, and a first sub-rail 21 and a second sub-rail 22 are respectively disposed on two sides of the driving rail 12; the cross section combination of the main rail 10, the first auxiliary rail 21 and the second auxiliary rail 22 is square, the structure is compact, and the appearance is more attractive.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A telescopic curtain machine comprises a main rail, a driving mechanism, a first driving piece and a second driving piece, wherein the first driving piece and the second driving piece are driven by the driving mechanism and move on the main rail in opposite directions; the first auxiliary rail and the second auxiliary rail are respectively provided with a first pushing piece and a second pushing piece which are used for driving the sliding block to move and are connected with the curtain; the first pushing piece is connected with the first driving piece, and the second pushing piece is connected with the second driving piece.

2. The telescopic curtain machine as claimed in claim 1, wherein the main rail has a first and a second slidable support members at both ends; the first supporting piece and the second supporting piece are respectively provided with two guide grooves used for being matched with the first auxiliary rail and the second auxiliary rail; one end of the first auxiliary rail is fixed in the guide groove of the first supporting piece, and the other end of the first auxiliary rail is slidably arranged in the guide groove of the second supporting piece; one end of the second auxiliary rail is fixed in the guide groove of the second supporting piece, and the other end of the second auxiliary rail is slidably arranged in the guide groove of the first supporting piece.

3. The telescopic curtain machine according to claim 2, wherein the first sub-rail and the second sub-rail are sleeved in the guide groove, the guide groove comprises a support portion for supporting the first sub-rail and the second sub-rail, and an opening through which the sliding block moves is formed in the support portion.

4. A telescopic curtain machine as claimed in any one of claims 1 to 3, wherein the drive mechanism comprises a drive motor, a synchronous belt driven by the drive motor, and a control circuit board box for controlling the drive motor; the main rail comprises a driving cavity and a driving rail, the driving motor is arranged in the driving cavity, the synchronous belt is arranged in the driving rail, the first driving piece and the second driving piece are fixed on the synchronous belt, and the first driving piece and the second driving piece move in opposite directions along the driving rail.

5. The telescopic curtain machine as claimed in claim 4, wherein the control circuit board box is detachably fixed to one end of the main rail, the control circuit board box and the main rail are coaxial, and the control circuit board box and the driving motor are electrically connected through a plug and a socket.

6. A telescopic curtain machine as claimed in claim 2 or 3, wherein the first and second support members are provided with end caps.

7. A telescopic curtain machine as claimed in claim 6, wherein a through hole is provided in an end cap at one end, and an electric wire is used to supply power to the drive mechanism through the through hole.

8. A telescopic curtain machine as claimed in claim 4, wherein the drive motor drives the synchronous belt drive via a bevel gear.

9. A telescopic curtain machine as claimed in claim 2 or 3, wherein the first and second supporting members have fixing screw holes through which screws are screwed to the main rail.

10. The telescopic curtain machine as claimed in claim 1, wherein the first and second sub-rails are formed by connecting multiple sub-rail sections.