Bidirectional power supply curtain driver and curtain

Abstract

The curtain driver comprises a power supply circuit, the power supply circuit comprises a first power supply terminal and a second power supply terminal, one of the first power supply terminal and the second power supply terminal is selected to be connected with a receiving terminal of the curtain, and the other of the first power supply terminal and the second power supply terminal is selected to be connected with a receiving terminal of the curtain. The receiving terminal is used for supplying power to a light source of the curtain. The curtain uses the driver. The generalization of the curtain power supply equipment can adapt to curtains with different installation structures or power supply requirements, so that the development and manufacturing cost of manufacturers is reduced, and the popularization of the curtains with electric equipment is facilitated.

Description

Technical Field

[0001] The utility model relates to the field of smart home, in particular to a bidirectional power supply curtain driver and a curtain. Background Art

[0002] Existing curtains will install electrical equipment such as light sources on the tracks, and create different light and shadow effects by using the light sources to enhance the user experience.

[0003] At present, the common power supply schemes for curtain electrical equipment all need to be introduced through independent power supply equipment, which is usually installed at both ends of the curtain or outside the curtain drive. As a result, the existing curtain independent power supply equipment needs to be derived into different models according to the installation structure or power supply requirements of the curtain, and cannot be universal. In addition, the same curtain needs to be further subdivided according to the form of independent power supply equipment installed on the left or right side, and independent power supply equipment on the left and right sides is produced. This increases the R&D and manufacturing costs of manufacturers and also limits the promotion of curtains with electrical equipment. Utility Model Content

[0004] The utility model provides a bidirectional power supply curtain driver and a curtain, which are used to solve the problem of poor universality of the existing curtain power supply equipment.

[0005] On the one hand, an embodiment of the utility model provides a bidirectional power supply curtain driver, including a power supply circuit, wherein the power supply circuit includes a first power supply terminal and a second power supply terminal, wherein one of the first power supply terminal and the second power supply terminal is selectively connected to a receiving terminal of the curtain, and the receiving terminal is used to power the light source of the curtain.

[0006] Furthermore, the first power supply terminal and the second power supply terminal are symmetrically arranged on the curtain driver.

[0007] Furthermore, the curtain driver comprises a driver housing, and the first power supply terminal and the second power supply terminal are symmetrically arranged on the driver housing.

[0008] Furthermore, the power supply circuit includes a power supply board arranged on the driver housing, and the first power supply terminal and the second power supply terminal are symmetrically arranged on the power supply board.

[0009] Furthermore, a power supply circuit is provided in the driver housing, and the power supply circuit is connected to the first power supply terminal and the second power supply terminal through a power supply board.

[0010] Furthermore, the power supply circuit includes a rectifier circuit, a filter circuit and a voltage stabilization circuit, and the power supply circuit is connected to the power supply board through a switch circuit.

[0011] Furthermore, the switch circuit includes a relay or a transistor circuit.

[0012] Furthermore, the curtain driver further comprises:

[0013] A driving motor disposed in the driver housing and a power gear connected to the driving motor;

[0014] A transmission mechanism, used to cooperate with the power gear; and

[0015] A first output gear and a second output gear driven by a transmission mechanism, wherein one of the first output gear and the second output gear is selectively connected to the curtain;

[0016] The first power supply terminal is disposed close to the first output gear, and the second power supply terminal is disposed close to the second output gear.

[0017] Furthermore, the first output gear and the second output gear are symmetrically arranged on the curtain driver.

[0018] Further, a first notch is formed at a position of the driver housing corresponding to the first output gear, and a second notch is formed at a position of the driver housing corresponding to the second output gear, the first output gear protrudes from the first notch, the second output gear protrudes from the second notch, and the first output gear and the second output gear are symmetrically arranged on the driver housing;

[0019] The first power supply terminal is arranged at the first notch, and the second power supply terminal is arranged at the second notch.

[0020] Further, the transmission mechanism includes a main gear meshed with the power gear, the first output gear meshed with the left side of the main gear, and the second output gear meshed with the right side of the main gear;

[0021] The power supply circuit comprises a power supply board arranged on the driver housing; the power supply board is arranged perpendicular to the driving shaft of the driving motor, and the power supply board is located on the other side of the main gear relative to the power gear.

[0022] Furthermore, the first notch extends from the left side of the power supply board, and the second notch extends from the right side of the power supply board. The first power supply terminal is arranged on the left side of the power supply board, and the second power supply terminal is arranged on the right side of the power supply board.

[0023] Furthermore, the first power supply terminal is located above the first output gear, and the second power supply terminal is located above the second output gear.

[0024] Furthermore, the curtain driver further comprises a front-end connection structure, the front-end connection structure comprises a first front-end connection structure and a second front-end connection structure, and one of the first front-end connection structure and the second front-end connection structure is selectively connected to the curtain transmission box;

[0025] The first power supply terminal is disposed close to the first front-end connection structure, and the second power supply terminal is disposed close to the second front-end connection structure.

[0026] Furthermore, the first front connecting structure and the second front connecting structure are symmetrically arranged on the curtain driver.

[0027] Furthermore, the front end connection structure includes a horizontal bite portion, which includes a vertical wall and a vertical groove formed by the vertical wall, and the vertical groove is for the convex edge of the curtain transmission box to extend into, so as to fix the curtain drive to the transmission box in one or more directions on the horizontal plane.

[0028] Furthermore, the first front-end connection structure includes a plurality of horizontal bite parts, the first power supply terminal is located between two horizontal bite parts in the first front-end connection structure, and the second front-end connection structure also includes a plurality of horizontal bite parts, the second power supply terminal is located between two horizontal bite parts in the second front-end connection structure.

[0029] Further, the horizontal engaging portion includes a convex groove, which includes an inner vertical wall formed on the side wall of the curtain driver, a middle vertical wall formed by extending outward from the inner vertical wall, and an outer vertical wall formed by extending from the end of the middle vertical wall, and the inner vertical wall, the middle vertical wall and the outer vertical wall together form a vertical groove body.

[0030] Further, the first front end connection structure includes two convex grooves arranged on the driver housing, and the vertical groove opening directions of the two convex grooves of the first front end connection structure are opposite;

[0031] The second front end connection structure includes two convex grooves arranged on the driver housing, and the vertical groove bodies of the two convex grooves of the second front end connection structure have opening directions opposite to each other.

[0032] Furthermore, the first power supply terminal is located between two convex grooves of the first front-end connection structure, and the second power supply terminal is located between two convex grooves of the second front-end connection structure.

[0033] On the other hand, an embodiment of the utility model further provides a curtain, comprising a light source and a receiving terminal electrically connected to the light source, and also comprising any of the above-mentioned bidirectional power supply curtain drivers.

[0034] Further, the curtain comprises a right transmission box and a left transmission box, the receiving terminal comprises a first receiving terminal located in the right transmission box, and a second receiving terminal located in the left transmission box, the position of the first receiving terminal corresponds to the position of the first power supply terminal, and the position of the second receiving terminal corresponds to the position of the second power supply terminal;

[0035] When the curtain driver is installed on the right transmission box, the first power supply terminal is connected to the first receiving terminal, and when the curtain driver is installed on the left transmission box, the second power supply terminal is connected to the second receiving terminal.

[0036] The embodiment of the utility model sets a power supply circuit in the curtain driver, and the power supply circuit includes a first power supply terminal and a second power supply terminal. One of the first power supply terminal and the second power supply terminal is selectively connected to the receiving terminal of the curtain, so that the curtain driver of the embodiment of the utility model can form at least two power supplies through the power supply circuit. Among them, the first power supply terminal and the second power supply terminal can adjust the setting position under the premise of unchanged output to adapt to curtains with different installation structures, or be used to supply power to the left and right sides of the curtain respectively; the first power supply terminal and the second power supply terminal can also adopt different output powers to adapt to curtains with different powers, so that one curtain driver can be used for two or more curtains, and the power of the electrical equipment of the two or more curtains is different. The embodiment of the utility model realizes the universalization of the curtain power supply equipment, which can adapt to curtains with different installation structures or power supply requirements, reduce the R&D and manufacturing costs of manufacturers, and is conducive to the promotion of curtains with electrical equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0038] Figure 1 is a three-dimensional diagram of a bidirectional power supply curtain driver according to a fourth embodiment of the utility model;

[0039] Figure 2 yes Figure 1 A three-dimensional view after hiding the wires, bottom cover, first cover, second cover and main power supply board;

[0040] Figure 3 This is a top view of a bidirectional power supply curtain driver of the fourth embodiment of the utility model installed on the right transmission box of the curtain, in which the bottom cover and the first cover plate are hidden;

[0041] Figure 4 yes Figure 3 A cross-sectional view of the invention, wherein the cutting plane is a horizontal plane and the cutting position is located at the spur gear, and a partial enlarged view of the left transmission case and the right transmission case is shown in the figure;

[0042] Figure 5 yes Figure 3 A stereogram from an upward perspective;

[0043] Figure 6 yes Figure 5 The curtain drive is in a state where it is not installed on the transmission box, and the figure shows the front connection structure of the curtain drive;

[0044] Figure 7 is a three-dimensional diagram of a driver housing of a fourth embodiment of the utility model;

[0045] Figure 8 It is a three-dimensional diagram of the driver housing of the fourth embodiment of the utility model installed on the transmission box housing;

[0046] Fig. 9 is a three-dimensional diagram of the power supply board of the fourth embodiment of the utility model from the back side;

[0047] Fig.10 is a three-dimensional diagram of the main gear of the fourth embodiment of the utility model;

[0048] Fig.11 It is a three-dimensional diagram of a curtain of the sixth embodiment of the utility model from one perspective, in which the curtain drive is not installed, and the bottom cover and the first cover plate are hidden;

[0049] Fig.12 It is a cross-sectional view of a curtain of the sixth embodiment of the utility model. The section plane is a horizontal plane and the section position is located at the spur gear. The figure shows a partial enlarged view of the left transmission box and the right transmission box. DETAILED DESCRIPTION

[0050] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0051] When the embodiments of the present invention mention ordinal numbers such as "first" and "second", unless they do express the meaning of order according to the context, they should be understood as being used only for distinction. When the present application refers to A and B being symmetrically arranged on C, it includes the case where A and B are directly arranged on C, and also includes the case where A and B are arranged on C through other components. The symmetrical arrangement referred to in the present application includes but is not limited to axisymmetry, plane symmetry and mirror symmetry.

[0052] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0053] First embodiment:

[0054] An embodiment of the utility model provides a bidirectional power supply curtain driver, including a power supply circuit, wherein the power supply circuit includes a first power supply terminal and a second power supply terminal, wherein one of the first power supply terminal and the second power supply terminal is selectively connected to a receiving terminal of the curtain, and the receiving terminal is used to power the light source of the curtain.

[0055] In this embodiment, the first power supply terminal and the second power supply terminal can be arranged on adjacent side wall surfaces of the curtain driver housing, the output power of the first power supply terminal and the second power supply terminal are the same, and the curtain driver also includes a first clip structure corresponding to the first power supply terminal, and a second clip structure corresponding to the second power supply terminal, the first clip structure is used to cooperate with the transmission box of the first curtain, and the second clip structure is used to cooperate with the transmission box of the second curtain.

[0056] The first clamping structure and the second clamping structure include a mortise and tenon structure and a locking structure.

[0057] This embodiment provides a curtain driver, including a first power supply terminal and a second power supply terminal with the same output power, wherein the curtain driver also includes a first clamping structure corresponding to the first power supply terminal, and a second clamping structure corresponding to the second power supply terminal, wherein the first clamping structure is used to cooperate with the transmission box of the first curtain, and the second clamping structure is used to cooperate with the transmission box of the second curtain. The curtain driver of this embodiment can realize the matching connection between the first power supply terminal and the receiving terminal of the transmission box of the first curtain through the first clamping structure, and can also realize the matching connection between the second power supply terminal and the receiving terminal of the transmission box of the second curtain through the second clamping structure. The purpose of the same curtain driver transferring power to two or more curtains is achieved, which reduces the manufacturer's R&D and manufacturing costs and is conducive to the promotion of curtains with electrical equipment.

[0058] Second embodiment:

[0059] An embodiment of the utility model provides a bidirectional power supply curtain driver, including a power supply circuit, wherein the power supply circuit includes a first power supply terminal and a second power supply terminal, wherein one of the first power supply terminal and the second power supply terminal is selectively connected to a receiving terminal of the curtain, and the receiving terminal is used to power the light source of the curtain.

[0060] In this embodiment, the power supply circuit also includes a first power conversion circuit connected to the first power supply terminal, and a second power conversion circuit connected to the second power supply terminal, the output powers of the first power supply terminal and the second power supply terminal are different, and the curtain driver also includes a universal clip-on structure, and the first power supply terminal and the second power supply terminal are arranged in a power supply slot corresponding to the universal clip-on structure.

[0061] The above-mentioned universal clamping structure also includes a mortise and tenon structure and a locking structure.

[0062] In this embodiment, the curtain driver is used to adapt to two or more curtains of different power consumption equipment, and the two or more curtains include a matching structure corresponding to the universal clamping structure. The difference is that the curtain matched with the first power supply terminal is provided with a receiving terminal at a corresponding position of the first power supply terminal, and a first avoidance cavity is provided at a corresponding position of the second power supply terminal;

[0063] The curtain matched with the second power supply terminal is provided with a receiving terminal at a position corresponding to the second power supply terminal, and a second avoidance cavity is provided at a position corresponding to the first power supply terminal.

[0064] This embodiment provides a curtain driver, including a first power conversion circuit connected to a first power supply terminal, and a second power conversion circuit connected to a second power supply terminal. The output powers of the first power supply terminal and the second power supply terminal are different, so that the curtain driver of this embodiment is used to adapt to two or more curtains with different power of electrical equipment. The purpose of the same curtain driver transferring power to two or more curtains is achieved. The power of the electrical equipment of the two or more curtains can be different. This embodiment is conducive to the promotion of curtains with electrical equipment while reducing the R&D and manufacturing costs of manufacturers.

[0065] Third embodiment:

[0066] An embodiment of the utility model provides a bidirectional power supply curtain driver, including a power supply circuit, wherein the power supply circuit includes a first power supply terminal and a second power supply terminal, wherein one of the first power supply terminal and the second power supply terminal is selectively connected to a receiving terminal of the curtain, and the receiving terminal is used to power the light source of the curtain.

[0067] In this embodiment, the first power supply terminal and the second power supply terminal are symmetrically arranged on the curtain driver. Specifically, the curtain driver includes a driver housing, the overall shape of the driver housing can be close to a rectangle, and the first power supply terminal and the second power supply terminal are symmetrically arranged on the driver housing.

[0068] The curtain driver of this embodiment includes a power supply arranged on the driver housing, a first power supply board and a second power supply board connected to the power supply, the first power supply board is provided with a first power supply terminal, the second power supply board is provided with a second power supply terminal, the first power supply board is arranged at the front end of the driver housing and close to the left side surface, and the second power supply board is arranged at the rear end of the driver housing and close to the right side surface, so that the first power supply board and the second power supply board are located at a pair of diagonal corners of the curtain driver.

[0069] In this embodiment, the first power supply terminal and the second power supply terminal can be symmetrically distributed about the central axis of the rectangular driver housing. The power supply can be a DC power supply, which can be powered by a battery or a DC power supply of corresponding power obtained by rectifying, filtering and stabilizing the mains power.

[0070] The output powers of the first power supply terminal and the second power supply terminal, which are axially symmetrically distributed, can be the same or different, so as to adapt to curtains of electrical equipment with different power consumption. Correspondingly, the clamping structure at the first power supply terminal and the second power supply terminal can also be axially symmetrical.

[0071] This embodiment achieves the purpose of using the same curtain driver to transfer power to two or more curtains. The power of the electrical equipment of the two or more curtains can be different. This embodiment reduces the R&D and manufacturing costs of the manufacturer and is conducive to the promotion of curtains with electrical equipment.

[0072] Fourth embodiment:

[0073] Please refer to Figures 1 to 10 As shown, an embodiment of the utility model provides a bidirectional power supply curtain driver, including a power supply circuit, wherein the power supply circuit includes a first power supply terminal 1 and a second power supply terminal 2, wherein one of the first power supply terminal 1 and the second power supply terminal 2 is selectively connected to a receiving terminal 15 of the curtain, and the receiving terminal 15 is used to power the light source of the curtain.

[0074] As a specific structure but not limitation, the first power supply terminal 1 and the second power supply terminal 2 are symmetrically arranged on the curtain driver. Specifically, the curtain driver includes a driver housing 3, and the first power supply terminal 1 and the second power supply terminal 2 are symmetrically arranged on the driver housing 3.

[0075] As a specific structure but not limitation, the power supply circuit includes a power supply board 4 arranged on the driver housing 3. The number of the power supply board 4 in this embodiment is one, and the first power supply terminal and the second power supply terminal are symmetrically arranged on the power supply board 4.

[0076] As a specific structure but not limitation, a power circuit is provided in the driver housing, and the power circuit is arranged on the main circuit board 5. The power circuit is connected to the first power supply terminal and the second power supply terminal through the power supply board 4. Specifically, the power circuit includes a rectifier circuit, a filter circuit and a voltage stabilizing circuit arranged on the main circuit board 5, and the power circuit is connected to the power supply board through a switch circuit. Specifically, the switch circuit includes a relay or a transistor circuit.

[0077] This embodiment also provides a specific example in which the curtain driver and the curtain are synchronously meshed at the gears when the first power supply terminal 1 or the second power supply terminal 2 is docked with the receiving terminal 15 of the transmission box 14 .

[0078] Specifically, the curtain driver further includes:

[0079] A driving motor 6 disposed in the driver housing 3 and a power gear connected to the driving motor 6;

[0080] A transmission mechanism, used to cooperate with the power gear; and

[0081] A first output gear 7 and a second output gear 8 driven by a transmission mechanism, wherein one of the first output gear 7 and the second output gear 8 is connected to the curtain in cooperation;

[0082] The first power supply terminal 1 is disposed close to the first output gear 7 , and the second power supply terminal 2 is disposed close to the second output gear 8 .

[0083] Furthermore, the first output gear 7 and the second output gear 8 are symmetrically arranged on the curtain driver.

[0084] Further, the driver housing 3 is provided with a first notch 31 at a position corresponding to the first output gear 7, and the driver housing 3 is provided with a second notch 32 at a position corresponding to the second output gear 8, the first output gear 7 protrudes from the first notch 31, the second output gear 8 protrudes from the second notch 32, and the first output gear 7 and the second output gear 8 are symmetrically arranged on the driver housing 3;

[0085] The first power supply terminal 1 is disposed at the first notch 31 , and the second power supply terminal 2 is disposed at the second notch 32 .

[0086] As a specific solution but not limitation, the driver housing 3 of this embodiment further includes a bottom cover 33, a first cover plate 34 corresponding to the first notch 31, and a second cover plate 35 corresponding to the second notch 32. The main circuit board 5 is provided inside the bottom cover 33, and similarly, the structures of the first cover plate 34 and the second cover plate 35 can be mirror-symmetrical.

[0087] Further, the transmission mechanism includes a main gear 9 meshing with the power gear, the first output gear 7 meshing with the left side of the main gear 9, and the second output gear 8 meshing with the right side of the main gear 9; the present embodiment adopts the main gear 9 as the main component of the transmission mechanism, the main gear 9 is symmetrically arranged relative to the driver housing 3, and the first output gear 7 located on the left side of the main gear 9 and the second output gear 8 located on the right side of the main gear 9 can naturally form a symmetrical distribution relative to the driver housing 3. It is beneficial to simplify the curtain drive while achieving the purpose of selecting one to be installed in conjunction with the single-side transmission box 14 of the curtain, saving the manufacturing cost.

[0088] As a preferred solution but not a limitation, the power gear includes a first bevel gear 10, which is arranged on the driving shaft of the driving motor and rotates with the driving shaft. The first bevel gear 10 is engaged under the main gear 9.

[0089] As a specific solution but not limitation of the above statement, the main gear 9 includes a spur gear 91 and a second bevel gear 92 located below the spur gear 91, the spur gear 91 is fixedly connected to the second bevel gear 92, the first bevel gear 10 is meshed with the second bevel gear 92, the first output gear 7 is meshed on the left side of the spur gear 91, and the second output gear 8 is meshed on the right side of the spur gear 91.

[0090] As a preferred solution but not a limitation, the power supply board 4 is arranged perpendicular to the driving shaft of the driving motor 6, and the power supply board 4 is located on the other side of the main gear 9 relative to the power gear. The first notch 31 extends out of the left side of the power supply board 4, and the second notch 32 extends out of the right side of the power supply board 4. The first power supply terminal 1 is arranged on the left side of the power supply board 4, and the second power supply terminal 2 is arranged on the right side of the power supply board 4.

[0091] Furthermore, the first power supply terminal 1 is located above the first output gear 7 , and the second power supply terminal 2 is located above the second output gear 8 .

[0092] This embodiment provides a curtain driver, including a transmission mechanism matched with a power gear, and a first output gear and a second output gear driven by the transmission mechanism, wherein the first output gear can be used to mesh with the input gear of the right transmission box of the curtain; the second output gear can be used to mesh with the input gear of the left transmission box of the curtain. The driving motor can simultaneously drive the first output gear and the second output gear to rotate through the transmission mechanism. The curtain driver of the present invention is selectively installed on the right transmission box or the left transmission box of the curtain, so that the right transmission box or the left transmission box of the curtain can be selectively driven through the same curtain driver structure. When purchasing curtains, users do not need to select the installation position of the curtain driver additionally, which avoids the occurrence of delivery errors. At the same time, the curtain driver of the same structure also greatly reduces the production and storage costs. At the same time, when the curtain driver is selectively installed, the first output gear or the second output gear is docked with the input gear 16 of the transmission box, and the first power supply terminal 1 or the second power supply terminal 2 is also docked with the receiving terminal 15 of the transmission box, which has the characteristics of simple installation and good versatility.

[0093] This embodiment also provides a specific example in which the curtain drive is synchronously fixed to the curtain structure when the first power supply terminal or the second power supply terminal is connected to the receiving terminal 15 of the transmission box 14 .

[0094] Specifically, the curtain driver further includes a front-end connection structure, which includes a first front-end connection structure and a second front-end connection structure, and one of the first front-end connection structure and the second front-end connection structure is selectively connected to the curtain transmission box 14;

[0095] The first power supply terminal 1 is disposed close to the first front-end connection structure, and the second power supply terminal 2 is disposed close to the second front-end connection structure.

[0096] In this embodiment, the first front connection structure and the second front connection structure are symmetrically arranged on the curtain driver. The front connection structure includes a horizontal bite portion, which includes a vertical wall and a vertical groove 11 formed by the vertical wall, and the vertical groove 11 is for the convex edge 13 of the curtain transmission box 14 to extend into, so as to fix the curtain driver on the transmission box 14 in one or more directions on the horizontal plane.

[0097] Furthermore, the first front-end connection structure includes multiple horizontal bite parts, the first power supply terminal 1 is located between two horizontal bite parts in the first front-end connection structure, and the second front-end connection structure also includes multiple horizontal bite parts, and the second power supply terminal 2 is located between two horizontal bite parts in the second front-end connection structure.

[0098] Further, the horizontal engaging portion includes a convex groove 12, and the convex groove 12 includes an inner vertical wall 121 formed on the side wall of the curtain driver, a middle vertical wall 122 formed by extending outward based on the inner vertical wall 121, and an outer vertical wall 123 formed by extending from the end of the middle vertical wall 122. The inner vertical wall 121, the middle vertical wall 122 and the outer vertical wall 123 together form a vertical groove body 11.

[0099] Further, the first front-end connection structure includes two convex grooves arranged on the driver housing 3, and the vertical groove bodies 11 of the two convex grooves of the first front-end connection structure have opening directions of the grooves in opposite directions;

[0100] The second front end connection structure includes two convex and concave grooves arranged on the driver housing 3 , and the opening directions of the vertical groove bodies 11 of the two convex and concave grooves of the second front end connection structure are opposite.

[0101] Furthermore, the first power supply terminal 1 is located between two convex and concave grooves of the first front-end connection structure, and the second power supply terminal 2 is located between two convex and concave grooves of the second front-end connection structure.

[0102] The embodiment of the utility model is provided with a front-end connection structure on the curtain drive and the transmission box, the front-end connection structure includes a correspondingly arranged horizontal bite part and a convex edge, the horizontal bite part includes a vertical wall and a vertical groove body surrounded by the vertical wall, and the convex edge extends into the vertical groove body, so that the curtain drive of the embodiment of the utility model meets the condition of being installed relative to the transmission box in the vertical direction. When the curtain drive is installed on the transmission box, the convex edge is located in the vertical groove body, and the vertical wall of the horizontal bite part fixes the curtain drive in one or more directions on the horizontal plane. Since the reaction force of the gear in the transmission box is also located in the horizontal direction, the horizontal bite part and the convex edge of the embodiment of the utility model can offset the reaction force to a large extent in the horizontal direction, thereby improving the installation stability of the curtain drive, and effectively avoiding the problems of complex structure, high production cost and inconvenient assembly and disassembly caused by the installation of the complex structure with screws. When the curtain drive and the curtain are fixed synchronously in the structure, the first power supply terminal or the second power supply terminal is docked with the receiving terminal of the transmission box, which simplifies the corresponding structure of the curtain drive and the transmission box, and ensures the convenience of installation of the curtain drive.

[0103] Fifth embodiment:

[0104] This embodiment provides a curtain, including a light source and a receiving terminal electrically connected to the light source, and also includes the bidirectional power supply curtain driver described in any of the above embodiments.

[0105] The embodiment of the utility model sets a power supply circuit in the curtain driver, and the power supply circuit includes a first power supply terminal and a second power supply terminal. One of the first power supply terminal and the second power supply terminal is selectively connected to the receiving terminal of the curtain, so that the curtain driver of the embodiment of the utility model can form at least two power supplies through the power supply circuit. Among them, the first power supply terminal and the second power supply terminal can adjust the setting position under the premise of unchanged output to adapt to curtains with different installation structures, or be used to supply power to the left and right sides of the curtain respectively; the first power supply terminal and the second power supply terminal can also adopt different output powers to adapt to curtains with different powers, so that one curtain driver can be used for two or more curtains, and the power of the electrical equipment of the two or more curtains is different. The embodiment of the utility model realizes the universalization of the curtain power supply equipment, which can adapt to curtains with different installation structures or power supply requirements, reduce the R&D and manufacturing costs of manufacturers, and is conducive to the promotion of curtains with electrical equipment.

[0106] Sixth embodiment:

[0107] Please refer to Fig.11 and Fig.12 As shown, this embodiment provides a curtain, including a light source and a receiving terminal electrically connected to the light source, and also includes the bidirectional power supply curtain driver described in the fourth embodiment.

[0108] The curtain of this embodiment includes a right transmission box 17 and a left transmission box 18, and the receiving terminal includes a first receiving terminal 19 located in the right transmission box 17, and a second receiving terminal 20 located in the left transmission box 18, the position of the first receiving terminal 19 corresponds to the position of the first power supply terminal 1, and the position of the second receiving terminal 20 corresponds to the position of the second power supply terminal 2;

[0109] When the curtain drive is installed in the right transmission box 17 , the first power supply terminal 1 is connected to the first receiving terminal 19 , and when the curtain drive is installed in the left transmission box 18 , the second power supply terminal 2 is connected to the second receiving terminal 20 .

[0110] As an example but not a limitation, the left transmission box 18 and the right transmission box 17 of this embodiment have symmetrical structures, and the clamping structures of the curtain driver at the first receiving terminal 19 and the second receiving terminal 20 are symmetrical.

[0111] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modification, equivalent replacement and improvement made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A bidirectional power supply curtain driver, comprising a power supply circuit, characterized in that: The power supply circuit includes a first power supply terminal and a second power supply terminal, and one of the first power supply terminal and the second power supply terminal is connected to a receiving terminal of the curtain, and the receiving terminal is used to supply power to the light source of the curtain.

2. The bidirectional power supply curtain driver according to claim 1, characterized in that: The first power supply terminal and the second power supply terminal are symmetrically arranged on the curtain driver.

3. The bidirectional power supply curtain driver according to claim 2, characterized in that: The curtain driver comprises a driver housing, and the first power supply terminal and the second power supply terminal are symmetrically arranged on the driver housing.

4. The bidirectional power supply curtain driver according to claim 3, characterized in that: The power supply circuit includes a power supply board arranged on a driver housing, and the first power supply terminal and the second power supply terminal are symmetrically arranged on the power supply board.

5. The bidirectional power supply curtain driver according to claim 4, characterized in that: A power supply circuit is arranged in the driver housing, and the power supply circuit is connected to the first power supply terminal and the second power supply terminal through a power supply board.

6. The bidirectional power supply curtain driver according to claim 5, characterized in that: The power supply circuit includes a rectifier circuit, a filter circuit and a voltage stabilizing circuit, and the power supply circuit is connected to the power supply board through a switch circuit.

7. The bidirectional power supply curtain driver according to claim 6, characterized in that: The switch circuit includes a relay or a transistor circuit.

8. The bidirectional power supply curtain driver according to any one of claims 1 to 3, characterized in that: The curtain drive also includes: A driving motor disposed in the driver housing and a power gear connected to the driving motor; A transmission mechanism, used to cooperate with the power gear; and A first output gear and a second output gear driven by a transmission mechanism, wherein one of the first output gear and the second output gear is selectively connected to the curtain; The first power supply terminal is disposed close to the first output gear, and the second power supply terminal is disposed close to the second output gear.

9. The bidirectional power supply curtain driver according to claim 8, characterized in that: The first output gear and the second output gear are symmetrically arranged on the curtain driver.

10. The bidirectional power supply curtain driver according to claim 9, characterized in that: The driver housing is provided with a first notch at a position corresponding to the first output gear, and the driver housing is provided with a second notch at a position corresponding to the second output gear. The first output gear protrudes from the first notch, and the second output gear protrudes from the second notch, and the first output gear and the second output gear are symmetrically arranged on the driver housing; The first power supply terminal is arranged at the first notch, and the second power supply terminal is arranged at the second notch.

11. The bidirectional power supply curtain driver according to claim 10, characterized in that: The transmission mechanism comprises a main gear meshing with the power gear, the first output gear meshing with the left side of the main gear, and the second output gear meshing with the right side of the main gear; The power supply circuit comprises a power supply board arranged on the driver housing; the power supply board is arranged perpendicular to the driving shaft of the driving motor, and the power supply board is located on the other side of the main gear relative to the power gear.

12. The bidirectional power supply curtain driver according to claim 11, characterized in that: The first notch extends out from the left side of the power supply board, and the second notch extends out from the right side of the power supply board. The first power supply terminal is arranged on the left side of the power supply board, and the second power supply terminal is arranged on the right side of the power supply board.

13. The bidirectional power supply curtain driver according to claim 12, characterized in that: The first power supply terminal is located above the first output gear, and the second power supply terminal is located above the second output gear.

14. The bidirectional power supply curtain driver according to any one of claims 1 to 3, characterized in that: The curtain driver further comprises a front end connection structure, wherein the front end connection structure comprises a first front end connection structure and a second front end connection structure, and one of the first front end connection structure and the second front end connection structure is selectively connected to the curtain transmission box; The first power supply terminal is disposed close to the first front-end connection structure, and the second power supply terminal is disposed close to the second front-end connection structure.

15. The bidirectionally powered curtain driver according to claim 14, characterized in that: The first front connecting structure and the second front connecting structure are symmetrically arranged on the curtain driver.

16. The bidirectional power supply curtain driver according to claim 15, characterized in that: The front end connection structure includes a horizontal bite portion, which includes a vertical wall and a vertical groove formed by the vertical wall. The vertical groove is for the convex edge of the curtain transmission box to extend into, so as to fix the curtain drive to the transmission box in one or more directions on the horizontal plane.

17. The bidirectionally powered curtain driver according to claim 16, characterized in that: The first front-end connection structure includes a plurality of horizontal bite parts, and the first power supply terminal is located between two horizontal bite parts in the first front-end connection structure. The second front-end connection structure also includes a plurality of horizontal bite parts, and the second power supply terminal is located between two horizontal bite parts in the second front-end connection structure.

18. The bidirectionally powered curtain driver according to claim 17, characterized in that: The horizontal engaging portion includes a convex groove, which includes an inner vertical wall formed on the side wall of the curtain driver, a middle vertical wall formed by extending outward from the inner vertical wall, and an outer vertical wall formed by extending from the end of the middle vertical wall. The inner vertical wall, the middle vertical wall and the outer vertical wall together form a vertical groove body.

19. The bidirectionally powered curtain driver according to claim 18, characterized in that: The first front end connection structure comprises two convex grooves arranged on the driver housing, and the vertical groove bodies of the two convex grooves of the first front end connection structure have opening directions opposite to each other; The second front end connection structure includes two convex grooves arranged on the driver housing, and the vertical groove bodies of the two convex grooves of the second front end connection structure have opening directions opposite to each other.

20. The bidirectionally powered curtain driver according to claim 19, characterized in that: The first power supply terminal is located between two convex and concave grooves of the first front-end connection structure, and the second power supply terminal is located between two convex and concave grooves of the second front-end connection structure.

21. A curtain comprising a light source and a receiving terminal electrically connected to the light source, characterized in that: It also includes a bidirectionally powered curtain driver as described in any one of claims 1 to 20.

22. The curtain according to claim 21, characterized in that The curtain comprises a right transmission box and a left transmission box, the receiving terminal comprises a first receiving terminal located in the right transmission box, and a second receiving terminal located in the left transmission box, the position of the first receiving terminal corresponds to the position of the first power supply terminal, and the position of the second receiving terminal corresponds to the position of the second power supply terminal; When the curtain driver is installed on the right transmission box, the first power supply terminal is connected to the first receiving terminal, and when the curtain driver is installed on the left transmission box, the second power supply terminal is connected to the second receiving terminal.

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