CN218771617U - Motor structure of electric curtain - Google Patents

Abstract

The utility model provides an electric window curtain motor structure, power supply module, motor element and the gear box subassembly that connect in proper order can be assembled and disassembled in the motor main part, and upper end cover and lower end cover have been cup jointed respectively at the both ends of motor casing, and it is fixed that transmission case and upper end cover, upper end cover and gear box subassembly, motor element and power supply module are respectively through block structural connection, and the lower end cover is through then set screw and power supply module fixed connection. The motor structure of the electric curtain is high in attractiveness, convenient to assemble and disassemble among all parts, capable of effectively reducing a plurality of problems caused by screw connection, and capable of effectively reducing the volume of a curtain motor and better meeting the requirement of miniaturization design.

Description

Motor structure of electric curtain

Technical Field

The utility model relates to an electric window curtain field especially relates to a structure of electric window curtain motor.

Background

The electric curtain is a device for controlling the curtain to move and mainly comprises an annular track connected with the curtain, a transmission case assembly connected with the annular track and a motor main body connected with the transmission case. The annular track is arranged at the top of the window, the transmission case and the motor main body are fixed into a whole to be used as a curtain motor and are arranged on the side edge of the top of the window, in order to improve the aesthetic property of home decoration, the annular track is generally hidden in a living room ceiling or a specific curtain box, but the curtain motor is relatively difficult to hide, the size of the curtain motor can be reduced as far as possible, the appearance aesthetic property of the curtain motor can be improved, and the influence on the home decoration is reduced. Therefore, most parts of the curtain motor are integrated in the hood; on the other hand, in order to improve the installation stability and safety of the curtain motor, the connection strength and stability between the components of the curtain motor must be ensured. At present, most of electric curtain motors adopt screws and bolts to connect parts, but the external aesthetic property is influenced, in order to meet the installation of the screws, special connecting structures such as studs, screw holes, abdicating grooves and the like are required to be arranged on the parts, and meanwhile, enough operating space is required to be reserved for operating the screws, which are not beneficial to the miniaturization requirement; in addition, certain vibration can take place for the (window) curtain motor in the course of the work, and these vibrations can lead to the fact harmful effects to the connection stability of screw, bolt, can lead to screw, bolt pine to take off after long-time the use probably to lead to the (window) curtain motor to drop, this not only can damage the (window) curtain motor, still can cause serious injury to personnel.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure, install and remove convenient operation and connect the high electric window curtain motor structure of stability to improve the aesthetic property of (window) curtain motor and satisfy miniaturized design needs.

The motor structure of the electric curtain of the utility model comprises a motor main body and a transmission case; the motor main body comprises a hollow motor casing, a power supply assembly, a motor assembly and a gear box assembly which are sequentially detachably connected are installed in the motor casing, an upper end cover and a lower end cover are respectively sleeved at two ends of the motor casing, two sides of the upper end cover are respectively fixedly connected with a transmission case and the gear box assembly in a clamping manner, and the lower end cover is fixedly connected with the power supply assembly through fixing screws.

Furthermore, the transmission case comprises a case shell with an accommodating space inside, one side of the main shell, which faces the motor main body, is opened and provided with a case bottom plate, the case bottom plate is provided with a positioning hole, the case shell is internally provided with a positioning rod moving along the positioning hole and an elastic part driving the positioning rod to move towards the motor main body, the outer side of the case bottom plate is also provided with a convex column protruding outwards, and the tail end of the convex column is circumferentially provided with a plurality of convex column clamping blocks protruding in the radial direction; the upper end cover is opened towards one side of transmission case and is had last concave station that supplies projection male and the location shrinkage pool relative with the locating hole, goes up the concave station outside end and is equipped with inside convex last cardboard, and the projection fixture block rotationally inserts in the clearance between cardboard and the last concave station bottom and drives the location shrinkage pool relative with the locating hole.

Furthermore, the middle part of the radial end of the box bottom plate is provided with an inwards-concave abdicating groove, the positioning rod is fixedly connected with a folded inserting plate, one end of the inserting plate is arranged in parallel with the positioning rod, and a gap between the positioning rod and the inserting plate is arranged opposite to the box bottom plate component between the positioning hole and the abdicating groove.

Furthermore, the tail ends of the box bottom plates positioned at the two sides of the abdicating groove are provided with concave bottom plate clamping grooves, and the box shell is provided with a box shell clamping groove for the tail end of the box bottom plate provided with the bottom plate clamping groove to be inserted into; the other end of the box bottom plate in the radial direction is provided with a box plate fixing hole, a fixing stud is arranged in the box shell relative to the box plate fixing hole, and the locking screw penetrates through the box plate fixing hole and is connected with the fixing stud.

Further, the elastic member is a spring.

Further, the gearbox assembly comprises a gearbox cover connected with the upper end cover; one side of gear box lid towards the upper end cover is equipped with a plurality of with along the radially inboard lid card strip that extends behind the axial protrusion, and one side of upper end cover towards the gear box lid is equipped with the low groove, and the low groove is the arc and sets up with the lid card strip relatively, and one of them side of low groove is equipped with the lower cardboard with lid card strip lock.

Further, the motor assembly includes a motor housing in which the motor is mounted; the power supply assembly comprises a power supply cover internally provided with a circuit board; the internal diameter of power cover is greater than the external diameter of motor cover, and the outer wall of motor cover tip is equipped with the outside convex motor fixture block of a plurality of along circumference, and the inner wall of power cover tip corresponds each motor fixture block department and is equipped with the power cardboard fixed with the motor fixture block respectively, and one of them side department of an at least power cardboard is equipped with the limiting plate, and the limiting plate contacts with the lateral wall of motor fixture block, still is equipped with the stopper that offsets with the motor cover end in the power cover.

Furthermore, the outer wall of the motor cover is provided with a limiting strip protruding outwards, the side edge of the limiting strip and the power supply clamping plate are located on the same radial plane of the curtain motor, the power supply cover and the limiting strip are arranged in a leakage mode, and the power supply clamping plate is separated from the motor clamping block when rotating to the limiting strip.

Furthermore, the outer wall of the power supply cover is provided with an inward concave positioning groove along the axial direction, and the inner wall of the motor shell is provided with a convex edge embedded in the positioning groove.

Furthermore, the outer wall of the motor cover is provided with a positioning strip along the axial direction, and the positioning strip and the positioning groove are arranged on the same axial plane of the curtain motor.

In the motor structure of the electric curtain, the transmission case is arranged at one end of the circular track of the electric curtain, the motor body is arranged at the bottom of the transmission case, the power line is connected with the power supply assembly through the lower end cover and provides power for the motor assembly, the power provided by the motor is transmitted to the transmission case through the gear box, and then the transmission case drives the circular track to rotate; the transmission case is fixedly clamped with the upper end cover at the end part of the motor main body, the other side of the upper end cover can be simultaneously clamped and fixed with the gear box assembly, and the lower end cover at the other end of the motor main body is connected with the power supply assembly through the fixing screw, so that the motor shell is fixed by using the upper end cover and the lower end cover, the outer side surface of the curtain motor is free of any connecting structure, and the attractiveness of the curtain motor is greatly improved; meanwhile, only the fixing screw at the bottom is arranged on the surface, so that the number of required screws can be effectively reduced, a plurality of problems caused by screw connection are effectively reduced, the size of a curtain motor is effectively reduced, and the requirement of miniaturization design is better met. In addition, the transmission case is connected with the motor main body, so that the structure is simple, the operation is convenient, the connection is stable, and the screw connection is not needed. Still, the simple structure and the joint strength that motor assembly and power supply module are connected are high, utilize the mutual block of power cardboard and motor fixture block during the installation, then rotate to the limiting plate and motor fixture block offset can, and then the antiport when dismantling, break away from each other until power cardboard and motor fixture block, and its operation is very convenient, and need not the screwed connection equally.

Drawings

Fig. 1 is a schematic structural diagram of a motor structure of a motorized window shade.

Fig. 2 is an exploded view of the motor structure of the motorized window treatment.

Fig. 3 is a schematic view of a connection structure of the transmission case and the upper end cover.

Fig. 4 is a schematic view of the connection structure of the box bottom plate and the positioning rod.

Fig. 5 and 6 are schematic structural views of the box bottom plate.

Fig. 7 and 8 are structural schematic diagrams of the upper end cover.

Fig. 9 is a schematic structural view of the gear box cover.

Fig. 10 is a schematic view of a connection structure of the motor assembly and the power supply assembly.

Fig. 11 is a schematic structural view of the motor cover.

Fig. 12 is a schematic structural view of the power supply cover.

Fig. 13 is a partial structural view of the power supply cover shown in fig. 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that if directional indications (such as upper, lower, left, right, front, back, top, bottom, inner, outer, vertical, transverse, longitudinal, counterclockwise, clockwise, circumferential, radial, axial … …) are involved in the embodiments of the present invention, the directional indications are only used to explain the relative position relationship, motion condition, etc. of the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.

If there is a description in an embodiment of the present invention referring to "first" or "second", etc., the description of "first" or "second", etc. is for descriptive purposes only and is 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 at least one of the feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an electric curtain motor structure.

In the embodiment of the utility model, the electric curtain motor structure comprises a motor main body and a transmission case 1; the motor main part includes inside hollow motor casing 2, installs power supply module, motor element and the gear box subassembly that connects in proper order detachably in the motor casing, and upper end cover 3 and lower end cover 4 have been cup jointed respectively at the both ends of motor casing, and the both sides of upper end cover respectively with transmission case, gear box subassembly block fixed connection, and the lower end cover passes through set screw 5 and power supply module fixed connection.

In the electric curtain motor structure, the transmission case is arranged at one end of the annular track of the electric curtain, the motor body is arranged at the bottom of the transmission case, the power line is connected with the power supply assembly through the lower end cover and provides power for the motor assembly, and the power provided by the motor is transmitted to the transmission case through the gear case and then is driven by the transmission case to rotate along the annular track; the transmission case is fixedly clamped with the upper end cover at the end part of the motor main body, the other side of the upper end cover can be simultaneously clamped and fixed with the gear box assembly, and the lower end cover at the other end of the motor main body is connected with the power supply assembly through the fixing screw, so that the motor shell is fixed by using the upper end cover and the lower end cover, the outer side surface of the curtain motor is free of any connecting structure, and the attractiveness of the curtain motor is greatly improved; meanwhile, only the fixing screw at the bottom is arranged on the surface, so that the number of required screws can be effectively reduced, a plurality of problems caused by screw connection are effectively reduced, the size of a curtain motor is effectively reduced, and the requirement of miniaturization design is better met.

In the motor structure of the electric curtain, the transmission case 1 comprises a case shell 11 with an accommodating space inside, one side of the main shell facing the motor main body is opened and is provided with a case bottom plate 12, the case bottom plate is provided with a positioning hole 13, a positioning rod 14 moving along the positioning hole and an elastic part 15 driving the positioning rod to move towards the motor main body are arranged in the case shell, the outer side of the case bottom plate is also provided with a convex column 16 protruding outwards, and the tail end of the convex column is provided with a plurality of convex column clamping blocks 17 protruding along the radial direction along the circumferential direction; one side of the upper end cover 3 facing the transmission case is provided with an upper concave table 31 for inserting the convex column and a positioning concave hole 32 opposite to the positioning hole, the outer side end of the upper concave table is provided with an upper clamping plate 33 protruding inwards, and the convex column clamping block is rotatably inserted into a gap between the upper clamping plate and the bottom of the upper concave table and drives the positioning concave hole to be opposite to the positioning hole.

3-7, the motor main body is connected with a box bottom plate of the transmission box through an upper end cover, the upper end cover and the box bottom plate are connected through a convex column and an upper concave table which are mutually sleeved, a plurality of upper clamping plates are arranged on the top of the inner wall of the upper concave table, a gap is reserved between every two adjacent upper clamping plates, a certain gap is also reserved between the upper clamping plates and the bottom of the upper concave table, the end part of the convex column and a convex column clamping block on the convex column are inserted into an upper concave table base from between every two adjacent upper clamping plates, and then the convex column and the upper concave table rotate relatively until the convex column clamping block on the convex column is clamped into the gap between the upper clamping plates and the bottom of the upper concave table; meanwhile, the two ends of the convex column clamping block along the circumferential direction are provided with inclined planes, so that the convex column clamping block can be clamped between the upper clamping plate and the bottom of the upper concave table more easily; in addition, before the transmission case is connected with the upper end cover, a positioning rod in the transmission case penetrates through a positioning hole of the case bottom plate under the action of an elastic part, then in the process that the convex column is inserted into the upper concave table, the adjacent side surfaces of the case bottom plate and the upper end cover are contacted, the positioning rod is pressed into the positioning hole of the case bottom plate until a convex column clamping block on the convex column is clamped into a gap between the upper clamping plate and the bottom of the upper concave table, a positioning concave hole on the upper end cover and the positioning hole on the case bottom plate rotate to opposite positions, the axes are overlapped, and the positioning rod stretches out again under the action of the elastic part (such as a spring) and is inserted into the positioning concave hole on the upper end cover. From this, form ascending spacing axially through last cardboard, projection fixture block, last concave station bottom, form radial ascending spacing through locating lever and two locating holes to realize being connected fixedly of motor main part and transmission case. The transmission case is connected with the motor main body, has a simple structure, is convenient to operate, is stable in connection, does not need screw connection, can avoid a plurality of problems caused by screw connection, effectively reduces the size, and can better meet the requirement of miniaturization design.

As shown in fig. 3, an inwardly recessed abdicating groove 121 is formed in the middle of one radial end of the case bottom plate 12, a folded inserting plate 18 is fixedly connected to the positioning rod 14, one end of the inserting plate is arranged in parallel with the positioning rod, and a gap between the positioning rod and the inserting plate is arranged opposite to a case bottom plate member between the positioning hole 13 and the abdicating groove, so that when the upper end cover is connected with the case bottom plate, the gap between the positioning rod and the inserting plate is sleeved into a portion of the case bottom plate between the positioning hole and the abdicating groove, thereby forming more effective spacing. In addition, the terminal parts of the box bottom plate 12 at the two sides of the abdicating groove 121 are provided with concave bottom plate clamping grooves 122, and the box shell is provided with a box shell clamping groove 111 for the terminal part of the box bottom plate provided with the bottom plate clamping groove to insert; the other end of the box bottom plate in the radial direction is provided with a box plate fixing hole 123, a fixing stud 112 is arranged in the box shell relative to the box plate fixing hole, and a locking screw 19 penetrates through the box plate fixing hole and is connected with the fixing stud, so that the box bottom plate is more stably installed on the box shell, and the connecting structure cannot cause adverse effects on the miniaturization of the electric curtain.

In the electric curtain motor structure, the gear box component comprises a gear box cover 6 connected with the upper end cover 3, a clutch is arranged in the gear box cover, a gear box seat is arranged at the other end of the gear box cover, the gear box seat is connected with the motor component, and a gear box is arranged in the gear box seat; one side of the gear box cover facing the upper end cover is provided with a plurality of box cover clamping strips 61 which extend along the inner side of the radial direction after protruding along the axial direction, one side of the upper end cover facing the gear box cover is provided with a lower groove 34, the lower groove is arc-shaped and is arranged opposite to the box cover clamping strips, and one side of the lower groove is provided with a lower clamping plate 35 buckled with the box cover clamping strips.

As shown in fig. 8 and 9, the connection structure between the gear box and the upper end cover is similar to the connection structure between the upper end cover and the transmission box, so that the upper end cover can conveniently realize the connection between the upper and lower parts, and the connection is stable, the operation is simple, and the reduction of the number of screws and the improvement of the requirement of miniaturization design are facilitated.

In the electric curtain motor structure, the motor component comprises a motor cover 7 in which a motor 9 is arranged; the power supply assembly comprises a power supply cover 8 internally provided with a circuit board 10; the internal diameter of power cover is greater than the external diameter of motor cover, and the outer wall of motor cover tip is equipped with the outside convex motor fixture block 71 of a plurality of along circumference, and the inner wall of power cover tip corresponds each motor fixture block department and is equipped with respectively with the fixed power cardboard 81 of motor fixture block, and one of them side department of an at least power cardboard is equipped with limiting plate 82, and the limiting plate contacts with the lateral wall of motor fixture block, still is equipped with the stopper 83 that offsets with the motor cover end in the power cover.

As shown in fig. 10-13, one end of the motor cover and one end of the power cover are disposed opposite to each other, and a motor clamping block and a power clamping plate are disposed between the motor cover and the power cover, which are fastened and fixed with each other, and the power clamping plate abuts against one side of the motor in the axial direction of the curtain motor after being fastened with the motor clamping block, while the other side in the axial direction abuts against the end of the motor cover through a limiting block, so that the motor cover and the power cover are limited and fixed in the axial direction; simultaneously, one of them side of one or more power cardboard still is equipped with the limiting plate, and the back that targets in place with the power cardboard block of power cardboard, the limiting plate will offset with the side of motor fixture block to make motor cover and power cover form spacing and fixed of circumference, in order to guarantee connection accuracy and connection stability. The motor assembly and the power supply assembly are simple in connection structure and high in connection strength, the power supply clamping plate and the motor clamping block are clamped with each other during installation and then rotated until the limiting plate abuts against the motor clamping block, and the motor assembly and the motor clamping block reversely rotate during disassembly until the power supply clamping plate and the motor clamping block are separated from each other, so that the motor assembly and the power supply assembly are very convenient to operate; meanwhile, the structure also does not need to be connected by screws, so that a plurality of problems caused by screw connection can be avoided, and the volume requirement is effectively reduced.

As shown in fig. 11-13, the outer end of the power card 81 is an inclined plane, and when installed with a motor fixture block, the power card is driven to deform to a certain extent by an axial force, so as to be more conveniently clamped into the motor fixture block to achieve connection. In addition, the outer wall of the motor cover 7 is also provided with a limiting strip 72 protruding outwards, the side edge of the limiting strip and the power supply clamping plate 81 are located on the same radial plane of the curtain motor, and the power supply cover 8 and the limiting strip are arranged in a hollow mode, so that when the motor cover and the power supply cover are removed in a rotating mode, the power supply clamping plate is separated from the motor clamping block 71 when rotating to the limiting strip, namely, the motor cover is removed, and excessive rotation is avoided.

As shown in fig. 1 and 10, the outer wall of the power supply cover 8 is provided with an inward recessed positioning groove 84 along the axial direction, the inner wall of the motor casing 2 is provided with a convex rib 21 embedded in the positioning groove, the positioning groove and the convex rib form positioning and circumferential spacing, and meanwhile, the outer wall of the motor cover 7 is provided with a positioning strip 73 along the axial direction, the positioning strip can be protruded and also can be recessed, and the positioning strip and the positioning groove are arranged on the same axial plane of the curtain motor, so that visual positioning can be formed when the motor cover and the power supply cover are installed, and convenience in installation and operation is improved.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (10)

1. A motor structure of an electric curtain comprises a motor main body and a transmission case (1); the motor main part includes inside hollow motor casing (2), installs power supply module, motor element and the gear box subassembly that connects with dismantling in proper order in the motor casing, its characterized in that: the two ends of the motor shell are respectively sleeved with an upper end cover (3) and a lower end cover (4), the two sides of the upper end cover are respectively fixedly connected with the transmission case and the gear case component in a clamping manner, and the lower end cover is fixedly connected with the power supply component through a fixing screw (5).

2. The motorized window treatment motor structure of claim 1, wherein: the transmission case (1) comprises a case shell (11) with an accommodating space inside, one side of the main shell facing the motor main body is opened and is provided with a case bottom plate (12), the case bottom plate is provided with a positioning hole (13), a positioning rod (14) moving along the positioning hole and an elastic piece (15) driving the positioning rod to move towards the motor main body are arranged in the case shell, the outer side of the case bottom plate is also provided with a convex column (16) protruding outwards, and the tail end of the convex column is circumferentially provided with a plurality of convex column clamping blocks (17) protruding in the radial direction; one side of the upper end cover (3) facing the transmission case is provided with an upper concave table (31) for inserting the convex column and a positioning concave hole (32) opposite to the positioning hole, the outer side end of the upper concave table is provided with an upper clamping plate (33) protruding inwards, and the convex column clamping block is rotatably inserted into a gap between the upper clamping plate and the bottom of the upper concave table and drives the positioning concave hole to be opposite to the positioning hole.

3. The motorized window treatment motor structure of claim 2, wherein: the middle part of the radial end of the box bottom plate (12) is provided with an inwards concave abdicating groove (121), the positioning rod (14) is fixedly connected with a folded inserting plate (18), one end of the inserting plate is arranged in parallel with the positioning rod, and the gap between the positioning rod and the inserting plate is arranged opposite to the box bottom plate component between the positioning hole (13) and the abdicating groove.

4. The motorized window treatment motor structure of claim 3, wherein: the tail ends of the box bottom plates (12) positioned at the two sides of the abdicating groove (121) are provided with concave bottom plate clamping grooves (122), and box shell clamping grooves (111) into which the tail ends of the box bottom plates provided with the bottom plate clamping grooves can be inserted are arranged on the box shell; the other end of the box bottom plate in the radial direction is provided with a box bottom plate fixing hole (123), a fixing stud (112) is arranged in the box shell relative to the box bottom plate fixing hole, and a locking screw (19) penetrates through the box bottom plate fixing hole and is connected with the fixing stud.

5. The motorized window treatment motor structure of claim 2, wherein: the elastic element is a spring.

6. The motorized window treatment motor structure of any one of claims 1-5, wherein: the gear box component comprises a gear box cover (6) connected with the upper end cover (3); one side of the upper end cover of the gear box cover facing the upper end cover is provided with a plurality of box cover clamping strips (61) which extend along the radial inner side after protruding along the axial direction, one side of the upper end cover facing the gear box cover is provided with a lower groove (34), the lower groove is arc-shaped and is arranged opposite to the box cover clamping strips, and one side of the lower groove is provided with a lower clamping plate (35) buckled with the box cover clamping strips.

7. The motorized window treatment of any one of claims 1-5, wherein: the motor assembly comprises Ma Dazhao (7) with a motor (9) mounted therein; the power supply assembly comprises a power supply cover (8) internally provided with a circuit board (10); the internal diameter of power cover is greater than the external diameter of motor cover, and the outer wall of motor cover tip is equipped with outside convex motor fixture block of a plurality of (71) along circumference, and the inner wall of power cover tip corresponds each motor fixture block department and is equipped with respectively with fixed power cardboard (81) of motor fixture block, and one of them side department of an at least power cardboard is equipped with limiting plate (82), and the limiting plate contacts with the lateral wall of motor fixture block, still is equipped with stopper (83) that offsets with the motor cover end in the power cover.

8. The motorized window treatment motor structure of claim 7, wherein: the outer wall of motor cover (7) is equipped with outside convex spacing (72), and the side of spacing and power cardboard (81) are located the same radial plane of (window) curtain motor, and power cover (8) and spacing relative department leak empty setting, breaks away from motor fixture block (71) when the power cardboard rotates to spacing department.

9. The motorized window treatment motor structure of claim 7, wherein: the outer wall of the power supply cover (8) is provided with an inward concave positioning groove (84) along the axial direction, and the inner wall of the motor shell (2) is provided with a convex rib (21) embedded in the positioning groove.

10. The motorized window treatment motor structure of claim 9, wherein: the outer wall of the motor cover (7) is provided with a positioning strip (73) along the axial direction, and the positioning strip and the positioning groove (84) are arranged on the same axial plane of the curtain motor.

Images