Transmission mechanism of lifting type curtain machine

Abstract

The utility model provides a transmission mechanism of a lifting type curtain machine. The transmission mechanism comprises a stand column and a telescopic curtain. A transmission assembly is arranged in the stand column. The telescopic curtain is installed on the stand column in a lifting mode through the transmission assembly. The transmission assembly comprises a synchronous belt, a synchronous belt wheel, a connecting block and a mounting seat; the synchronous pulley is mounted on the cross beam through a mounting seat; the transmission shaft is in transmission connection with the synchronous pulley; the synchronous belt is in transmission connection with the synchronous belt wheel; the telescopic curtain is connected with the synchronous belt through the connecting block; limiting grooves are symmetrically formed in the stand column. According to the utility model, the limiting groove is arranged to play a role in preventing the synchronous belt from being bent or deformed, so that the stable operation of the synchronous belt is ensured, the telescopic curtain can be stably lifted, the generation of noise is avoided, and the user experience effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of curtain machines, in particular to a transmission mechanism of a lifting curtain machine. Background Art

[0002] The main function of curtains is to isolate from the outside world and maintain the privacy of the room. At the same time, it is an indispensable decoration for home decoration. Modern curtains can reduce light and block light to meet people's needs for different light intensities; they can also prevent fire, wind, dust, keep warm, silence, insulate, prevent radiation, and prevent ultraviolet rays, etc., to improve the climate and environment of the room. Therefore, the ingenious combination of decorativeness and practicality is the biggest feature of modern curtains. The control methods of curtains are divided into manual and electric. With the increasing promotion of intelligence, smart home has become a new and popular industry. Electric curtain machines are one of the most widely used products. Electric curtain machines can adjust curtains conveniently and neatly, and are deeply loved by consumers. In terms of ease of use, electric curtains can simply realize one-button opening of curtains, so they are more popular with users. The transmission mechanism of the existing curtain machine adopts synchronous belt for transmission. During the working process, the synchronous belt is prone to bending or deformation. Therefore, a transmission mechanism of a lifting curtain machine is provided to solve the above problems. Utility Model Content

[0003] The utility model aims to provide a transmission mechanism of a lifting curtain machine, which prevents the synchronous belt from bending or deforming by setting a limit groove, thereby ensuring the smooth operation of the synchronous belt, so that the retractable curtain can be lifted and lowered smoothly, avoiding the generation of noise, and providing a good user experience.

[0004] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical solutions: a transmission mechanism of a lifting curtain machine, comprising a column and a retractable curtain; wherein: a transmission assembly is arranged inside the column; the retractable curtain can be lifted and installed on the column through the transmission assembly; the transmission assembly comprises a synchronous belt, a synchronous pulley, a connecting block and a mounting seat; the synchronous pulley is installed on the beam through the mounting seat; the transmission shaft is connected to the synchronous pulley in transmission; the synchronous belt is connected to the synchronous pulley in transmission; the retractable curtain is connected to the synchronous belt through the connecting block; limiting grooves are symmetrically arranged inside the column; the two inner end faces of the limiting grooves are tightly attached to the two side walls of the synchronous belt.

[0005] As a further improvement of the technical solution of the utility model, it also includes a driving assembly and a transmission shaft; the driving assembly is transmission-connected to the transmission shaft; and both ends of the transmission shaft are transmission-connected to the driving assembly respectively.

[0006] As a further improvement of the technical solution of the utility model, the driving assembly includes a driving motor, a gearbox, a main transmission gear and a secondary transmission gear; the main shaft of the driving motor is drivingly connected to the gearbox; the main transmission gear is installed on the output shaft of the gearbox; the secondary transmission gear is installed on the transmission shaft; the main transmission gear is meshed with the secondary transmission gear.

[0007] As a further improvement of the technical solution of the utility model, a curtain bottom plate is provided at the bottom of the retractable curtain; the curtain bottom plate is connected to the connecting block.

[0008] As a further improvement of the technical solution of the utility model, the connecting block is respectively provided with a connecting end, a connecting hole and a connecting concave tooth; the connecting end is connected to the curtain base plate; the connecting concave tooth is meshed with the gear of the synchronous belt; one end of the synchronous belt is fixed to the connecting block by screws cooperating with the connecting hole.

[0009] As a further improvement of the technical solution of the utility model, the drive assembly also includes a drive housing; the drive housing is provided with a accommodating cavity for respectively installing the drive motor, gear box, main drive gear and auxiliary drive gear; the transmission shaft passes through the drive housing.

[0010] Beneficial effects of the utility model:

[0011] The utility model sets a limit groove during the rotation of the synchronous belt to prevent the synchronous belt from bending or deformation, thereby ensuring the smooth operation of the synchronous belt, so that the retractable curtain can be raised and lowered smoothly, avoiding the generation of noise, and providing a good user experience. The controller controls the drive assembly to drive the transmission shaft to rotate, and the transmission shaft transmits power to the transmission assembly. After the transmission assembly obtains power, it drives the retractable curtain to perform a lifting movement on the column, thereby realizing the automatic lifting function of the retractable curtain. The user can adjust the curtain conveniently and neatly, and the experience effect is good. The utility model realizes the automatic lifting of the curtain, has a simple structure, low cost, strong versatility, and low later maintenance cost. The remote operation and control of the curtain can be realized through the controller with the help of a wireless communication module and an operation terminal. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0013] Figure 1 This is one of the three-dimensional structural schematic diagrams of a lifting curtain machine according to an embodiment of the utility model;

[0014] Figure 2 This is a second schematic diagram of the three-dimensional structure of a lifting curtain machine according to an embodiment of the utility model;

[0015] Figure 3 This is a third schematic diagram of the three-dimensional structure of a lifting curtain machine according to an embodiment of the utility model;

[0016] Figure 4 This is a schematic diagram of the assembly structure of the drive assembly and the transmission assembly of the embodiment of the utility model;

[0017] Figure 5 This is a schematic diagram of the internal structure of the column in the embodiment of the utility model;

[0018] Figure 6 This is a schematic diagram of the three-dimensional structure of the connecting block in an embodiment of the utility model;

[0019] Figure 7 It is a schematic diagram of the three-dimensional structure of the controller according to an embodiment of the utility model.

[0020] In the figure: 1-column; 2-beam; 3-retractable curtain; 4-controller; 5-drive assembly; 6-drive shaft; 7-drive assembly; 8-dust cover; 11-limiting groove; 31-curtain bottom plate; 41-U-shaped groove; 51-drive motor; 52-gear box; 53-main drive gear; 54-secondary drive gear; 55-drive housing; 71-synchronous belt; 72-synchronous pulley; 73-connecting block; 74-mounting seat; 731-connecting end; 732-connecting hole; 733-connecting concave tooth. DETAILED DESCRIPTION

[0021] The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments. The illustrative embodiments and descriptions of the present invention are used to explain the present invention, but are not intended to limit the present invention.

[0022] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back, upper end, lower end, top, bottom...) are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0023] In the present invention, unless otherwise clearly specified and limited, the term "connection" should be understood in a broad sense, for example, "connection" 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 elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] In addition, in the present utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features; in addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0025] The following is combined with Figure 1-7 The utility model is described in further detail.

[0026] See also Figures 1 to 7 The utility model provides a technical solution: a lifting curtain machine, comprising a column 1, a beam 2 and a retractable curtain 3; the column 1 is symmetrically arranged at both ends of the beam 2; the top of the retractable curtain 3 is connected to the beam 2; wherein: a controller 4, a driving assembly 5 and a transmission shaft 6 are respectively arranged on the top of the beam 2; a transmission assembly 7 is arranged on the top of the column 1; the driving assembly 5 is transmission-connected to the transmission shaft 6; the two ends of the transmission shaft 6 are transmission-connected to the transmission assembly 7 respectively; the retractable curtain 3 can be lifted and installed on the column 1 through the transmission assembly 7. The utility model controls the driving component 5 to drive the transmission shaft 6 to rotate by setting a controller 4, and the transmission shaft 6 transmits power to the transmission component 7. After obtaining power, the transmission component 7 drives the retractable curtain 3 to perform a lifting movement on the column 1, thereby realizing the automatic lifting function of the retractable curtain 3. The user can adjust the curtain conveniently and neatly, and the experience effect is good. The utility model realizes the automatic lifting of the curtain, has a simple structure, low cost, strong versatility, and low later maintenance cost. The controller 4 can be used with the help of a wireless communication module and an operation terminal to realize remote operation control of the curtain.

[0027] Specifically, in the present embodiment, the transmission assembly 7 includes a synchronous belt 71, a synchronous pulley 72, a connecting block 73 and a mounting seat 74; the synchronous pulley 72 is mounted on the crossbeam 2 through the mounting seat 74; the transmission shaft 6 is connected to the synchronous pulley 72; the synchronous belt 71 is connected to the synchronous pulley 72; the retractable curtain 3 is connected to the synchronous belt 71 through the connecting block 73. It should be noted that when the present invention is working, the driving assembly 5 drives the transmission shaft 6 to rotate, the transmission shaft 6 drives the synchronous pulley 72 to rotate, the synchronous pulley 72 further drives the synchronous belt 71 to rotate, and when the synchronous belt 71 rotates, it drives the retractable curtain 3 to perform lifting and lowering movements, thereby realizing the automatic lifting and lowering function of the curtain.

[0028] Specifically, in this embodiment, the inner part of the column 1 is symmetrically provided with a limiting groove 11; the two inner end surfaces of the limiting groove 11 are in close contact with the two side walls of the synchronous belt 71. It should be noted that during the rotation of the synchronous belt 71, the limiting groove 11 prevents the synchronous belt 71 from bending or deforming, thereby ensuring the smooth operation of the synchronous belt 71, so that the retractable curtain 3 can be raised and lowered smoothly, avoiding the generation of noise, and providing a good user experience.

[0029] Specifically, in the present embodiment, the driving assembly 5 includes a driving motor 51, a gear box 52, a main transmission gear 53 and a secondary transmission gear 54; the driving motor 51 and the gear box 52 are respectively mounted on the beam 2; the main shaft of the driving motor 51 is connected to the gear box 52 in a transmission manner; the main transmission gear 53 is mounted on the output shaft of the gear box 52; the secondary transmission gear 54 is mounted on the transmission shaft 6; the main transmission gear 53 is meshed with the secondary transmission gear 54. It should be noted that when the present utility model is working, the driving motor 51 works, and transmits power to the main transmission gear 53 through the gear box 52, and the main transmission gear 53 transmits power to the transmission shaft 6 through the secondary transmission gear 54, thereby realizing power output, and then drives the retractable curtain 3 to perform lifting movement through the transmission assembly 7, thereby realizing the automatic lifting function of the curtain.

[0030] Specifically, in this embodiment, a curtain bottom plate 31 is provided at the bottom of the retractable curtain 3; the curtain bottom plate 31 is connected to the connecting block 73. It should be noted that the curtain bottom plate 31 is provided to facilitate the connecting block 73 to pull the curtain to perform lifting and lowering movements. After the retractable curtain 3 is subjected to the pulling force, it stretches downward or contracts upward, thereby realizing the automatic lifting and lowering function of the curtain.

[0031] Specifically, in the present embodiment, the connection block 73 is provided with a connection end 731, a connection hole 732 and a connection concave tooth 733; the connection end 731 is connected to the curtain bottom plate 31; the connection concave tooth 733 is meshed with the gear of the synchronous belt 71; one end of the synchronous belt 71 is fixed to the connection block 73 by screws in conjunction with the connection hole 732. It should be noted that the connection end 731 is provided to facilitate the rapid assembly of the connection block 73 and the curtain bottom plate 31; the connection hole 732 is provided to facilitate the stable connection between the synchronous belt 71 and the connection block 73; the connection concave tooth 733 is meshed with the convex tooth of the synchronous belt 71, so that the assembly between the connection block 73 and the synchronous belt 71 is tighter, and the stability of the movement process of the synchronous belt 71 and the connection block 73 is further improved.

[0032] Specifically, in this embodiment, the driving assembly 5 further includes a driving housing 55; the driving housing 55 is provided with a receiving cavity for respectively installing the driving motor 51, the gear box 52, the main transmission gear 53 and the auxiliary transmission gear 54; the transmission shaft 6 passes through the driving housing 55. It should be noted that by providing the driving housing 55 to wrap the driving motor 51, the gear box 52, the main transmission gear 53 and the auxiliary transmission gear 54, the overall device is more beautiful and compact.

[0033] Specifically, in this embodiment, the top of the controller 4 is provided with a U-shaped groove 41 for avoiding the transmission shaft 6; the controller 4 is wirelessly connected to the drive motor 51. It should be noted that a wireless transceiver module is provided inside the controller 4, which can receive control instructions sent by the operation terminal (mobile phone or remote control). After receiving the control instructions, the controller 4 sends the control signal to the drive motor 51 through the wireless transceiver module to control the drive motor 51 to rotate forward or reverse, thereby realizing the automatic lifting function of the retractable curtain 3.

[0034] Specifically, in this embodiment, a dust cover 8 is provided on the cross beam 2. It should be noted that the dust cover 8 is provided to effectively isolate dust or other foreign matter, thereby effectively extending the service life of the device.

[0035] The technical solutions provided by the embodiments of the present invention are introduced in detail above. Specific examples are used in this article to illustrate the principles and implementation methods of the embodiments of the present invention. The description of the above embodiments is only applicable to help understand the principles of the embodiments of the present invention. At the same time, for those skilled in the art, according to the embodiments of the present invention, there will be changes in the specific implementation methods and application scopes. In summary, the content of this specification should not be understood as a limitation on the present invention.

Claims

1. A transmission mechanism of a lifting curtain machine, comprising a column, a beam and a retractable curtain; characterized in that: A transmission assembly is arranged inside the column; the retractable curtain can be lifted and installed on the column through the transmission assembly; the transmission assembly includes a synchronous belt, a synchronous pulley, a connecting block and a mounting seat; the synchronous pulley is installed on the beam through the mounting seat; the synchronous pulley is connected to the transmission shaft in transmission; the synchronous belt is connected to the synchronous pulley in transmission; the retractable curtain is connected to the synchronous belt through the connecting block; limiting grooves are symmetrically arranged inside the column; the two inner end faces of the limiting grooves are tightly attached to the two side walls of the synchronous belt.

2. The transmission mechanism of a lifting curtain machine according to claim 1, characterized in that: It also includes a driving assembly and a transmission shaft; the driving assembly is transmission-connected to the transmission shaft; and both ends of the transmission shaft are transmission-connected to the driving assembly respectively.

3. The transmission mechanism of a lifting curtain machine according to claim 2, characterized in that: The driving assembly includes a driving motor, a gear box, a main transmission gear and a secondary transmission gear; the main shaft of the driving motor is drivingly connected to the gear box; the main transmission gear is installed on the output shaft of the gear box; the secondary transmission gear is installed on the transmission shaft; the main transmission gear is meshed with the secondary transmission gear.

4. The transmission mechanism of a lifting curtain machine according to claim 1, characterized in that: A curtain bottom plate is arranged at the bottom of the retractable curtain; the curtain bottom plate is connected to the connecting block.

5. The transmission mechanism of a lifting curtain machine according to claim 4, characterized in that: The connecting block is respectively provided with a connecting end, a connecting hole and a connecting concave tooth; the connecting end is connected to the curtain bottom plate; the connecting concave tooth is meshed with the gear of the synchronous belt; one end of the synchronous belt is fixed to the connecting block by screws cooperating with the connecting hole.

6. The transmission mechanism of a lifting curtain machine according to claim 3, characterized in that: The drive assembly also includes a drive housing; the drive housing is provided with a receiving cavity for respectively installing the drive motor, the gear box, the main transmission gear and the auxiliary transmission gear; the transmission shaft passes through the drive housing.

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