Electric bicycle motor with lateral assembly support

Abstract

The utility model discloses an electric bicycle motor with a lateral assembly support, which comprises a lateral assembly support assembly and a motor body, the lateral assembly support assembly comprises a first support and a second support, the inner side of one end of the first support is fixedly connected with a first sleeve and a first moving rod, and the inner side of the other end of the first support is fixedly connected with a second sleeve. A power box is fixedly connected to the other end of the first sleeve, a second sleeve and a second moving rod are fixedly connected to the inner side of one end of the second support, the first moving rod is slidably sleeved with the power box and the second sleeve, and the second moving rod is slidably sleeved with the power box and the first sleeve. According to the utility model, the servo motor drives the worm to rotate, the worm drives the worm gear to drive the transmission shaft to rotate, the transmission shaft drives the gear to rotate, the distance between the two groups of supports is adjusted to adapt to frames with different widths, the universality of the measuring and assembling support assembly is improved, and under the self-locking action of the worm gear and the worm, the distance between the supports is fixed; and the operation complexity of the distance between the two groups of brackets is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric bicycle technical field especially electric bicycle motor with lateral assembly support. BACKGROUND

[0002] In the current electric bicycle design, the motor is usually installed on the wheel support through a fixed shell, and the connection between the fixed shell and the wheel support relies on the assembly support. Such assembly support often adopts an integrated design. Through retrieval, the patent "Electric bicycle motor lateral assembly support" with the application number CN202221437420.2 discloses that "the spacing adjustable type connecting pipe includes a first internal thread assembly cylinder fixedly welded on the side wall of the first mounting frame, a second internal thread assembly cylinder fixedly welded on the side wall of the second mounting frame, an external thread adjusting cylinder threadedly inserted into the first internal thread assembly cylinder and the second internal thread assembly cylinder, and a limiting bolt transversely inserted between the first internal thread assembly cylinder and the external thread adjusting cylinder and between the second internal thread assembly cylinder and the external thread adjusting cylinder." By rotating the external thread adjusting cylinder, the distance between the two groups of internal thread assembly cylinders is adjusted, thereby changing the spacing between the two groups of mounting frames, and the limiting bolt is used for fixing.

[0003] However, in the actual operation process, it is necessary to first fix the two mounting frames to avoid the whole support from rotating when rotating the external thread adjusting cylinder. Secondly, it is also necessary to ensure that the screw holes on the internal and external thread cylinders are aligned to correctly install the limiting bolt, which is relatively cumbersome. UTILITY MODEL CONTENTS

[0004] The utility model aims at: in order to solve the technical problem mentioned in the above background art, and a kind of electric bicycle motor with lateral assembly support is presented.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] An electric bicycle motor with lateral assembly support, comprising a lateral assembly support assembly and a motor body, the lateral assembly support assembly comprises a first support and a second support, the first support is fixedly connected with a first sleeve and a first moving rod on the inner side of one end, the other end of the first sleeve is fixedly connected with a power box, the second support is fixedly connected with a second sleeve and a second moving rod on the inner side of one end, the first moving rod is slidably sleeved in the power box and the second sleeve, the second moving rod is slidably sleeved in the power box and the first sleeve, sliding grooves are formed in the inner sides of the two sleeves, the ends of the first moving rod and the second moving rod are respectively fixedly connected with a first limiting plate and a second limiting plate slidably matched with the sliding grooves on the opposite sides, a gear is rotatably installed in the power box through a transmission shaft, and tooth grooves are formed in the inner sides of the two moving rods and meshed with the gear.

[0007] As a further description of the above technical solutions:

[0008] The transmission shaft is fixedly sleeved with a worm gear, the power box is rotationally installed with a worm shaft engaged with the worm gear, the power box is fixedly installed with a servo motor, and an output shaft of the servo motor is in transmission connection with the worm shaft.

[0009] As a further description of the above technical solutions:

[0010] The two ends of the two groups of supports are respectively provided with first assembly holes and second assembly holes, the sleeve, the moving rod and the power box are arranged on one end of the two groups of supports close to the first assembly holes, and the motor body is assembled on one end of the two groups of supports close to the second assembly holes.

[0011] As a further description of the above technical solutions:

[0012] Further comprising an arc-shaped limiting plate and a double-headed stud, a plurality of third assembly holes are formed on the two sides of one end of the two groups of supports close to the second assembly holes and surrounding the outside of the second assembly holes, the arc-shaped limiting plate is fixedly connected with positioning rods matched with the third assembly holes, and the double-headed stud is matched with the third assembly holes to connect the arc-shaped limiting plates on the two sides of the supports.

[0013] As a further description of the above technical solutions:

[0014] The inside top of the second assembly hole and the inside bottom of the arc-shaped limiting plate are fixedly connected with limiting blocks matched with key grooves on the output shaft of the motor body.

[0015] As a further description of the above technical solutions:

[0016] Further comprising a dust cover, an arc-shaped threaded plate is fixedly connected to the outside top of one end of the two groups of supports close to the second assembly holes, the dust cover is matched with the arc-shaped limiting plate and is threadedly screwed with the arc-shaped threaded plate, and the dust cover is provided with a clearance groove accommodating the limiting block to be relatively movable.

[0017] As a further description of the above technical solutions:

[0018] The.

[0019] As a further description of the above technical solutions:

[0020] The.

[0021] Therefore, the electric motor with the lateral assembly support for the electric bicycle is provided, which has the advantages that the servo motor drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the transmission shaft to rotate, the transmission shaft drives the gear to rotate, the gear drives the limiting plates on the two moving rods to move towards each other when the gear rotates clockwise, the distance between the two groups of supports is reduced, and vice versa, so that the electric motor with the lateral assembly support for the electric bicycle is suitable for the frames with different widths, the universality of the measurement and assembly support assembly is improved, and the distance between the two groups of supports is fixed under the self-locking effect of the worm wheel and the worm after the distance is adjusted, the distance between the two groups of supports can be directly adjusted and the self-locking structure is provided, and the operation complexity of the distance between the two groups of supports is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 An explosion schematic view of an electric motor with a lateral assembly support for an electric bicycle is shown according to an embodiment of the present application;

[0023] Figure 2 A structure schematic view of a lateral assembly support assembly is shown according to an embodiment of the present application;

[0024] Figure 3 A structure schematic view of a first support is shown;

[0025] Figure 4 A structure schematic view of a second support is shown;

[0026] Figure 5 A cross-sectional schematic view of a power box is shown.

[0027] LEGEND:

[0028] 1, first support; 2, second support; 3, first assembly hole; 4, second assembly hole; 5, arc-shaped limiting plate; 6, positioning rod; 7, double-headed stud; 8, arc-shaped threaded plate; 9, limiting block; 10, dust cover; 11, third assembly hole; 12, first sleeve; 13, first moving rod; 14, first limiting plate; 15, power box; 16, second sleeve; 17, second moving rod; 18, second limiting plate; 19, sliding groove; 20, servo motor; 21, worm; 22, transmission shaft; 23, worm wheel; 24, gear; 25, electric motor body. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0030] Please refer to Figures 1-5 The utility model provides a technical scheme: a motor for electric bicycle with lateral assembly support, including lateral assembly support subassembly and motor body 25, lateral assembly support subassembly includes first support 1 and second support 2, first support 1 one end inboard fixedly connected with first sleeve 12 and first mobile rod 13, first sleeve 12 other end fixedly connected with power box 15, second support 2 one end inboard fixedly connected with second sleeve 16 and second mobile rod 17, first mobile rod 13 slidingly covers in power box 15 and second sleeve 16, second mobile rod 17 slidingly covers in power box 15 and first sleeve 12, both sets of sleeve inboard are all provided with sliding slot 19, and the end of first mobile rod 13 and second mobile rod 17 is fixedly connected with first limit plate 14 and second limit plate 18 slidingly matched with opposite side sliding slot 19 respectively, first limit plate 14 slidingly covers on second mobile rod 17, and second limit plate 18 slidingly covers on first mobile rod 13, and the sliding cooperation of limit plate and sliding slot 19 and opposite mobile rod can improve the relative movement stability of two groups of mobile rods and support, gear 24 is rotatably installed in power box 15 through transmission shaft 22, and the inboard of two groups of mobile rods is provided with the gear slot of meshing connection with gear 24, worm wheel 23 is fixedly covered on transmission shaft 22, and power box 15 is rotatably installed with worm 21 meshing connection with worm wheel 23, servo motor 20 is fixedly installed on power box 15, and the output shaft of servo motor 20 is transmission connected with worm 21. Through servo motor 20 drive worm 21 rotation, worm 21 drive worm wheel 23 drive transmission shaft 22 rotation, transmission shaft 22 drive gear 24 rotation, in Figure 5 When gear 24 rotates clockwise, gear 24 drives the limit plate on both sides mobile rod to move towards each other, and the interval between two groups of support is reduced, and vice versa, so that the interval between two groups of support is increased, thereby adapting to different width frame, improve the versatility of measuring assembly support subassembly, after the interval adjustment is appropriate, realize the support interval fixed under the self-locking effect of worm wheel and worm, the present device can directly adjust the interval between two groups of support and has self-locking structure, reduce the operation complexity of the interval between two groups of support.

[0031] Specifically, as shown in Figure 1 Two ends of two groups of support are provided with first assembly hole 3 and second assembly hole 4 respectively, sleeve, mobile rod and power box 15 are arranged on one end of two groups of support close to first assembly hole 3, motor body 25 is assembled on one end of two groups of support close to second assembly hole 4, first assembly hole 3 is used for connecting electric bicycle main frame, and second assembly hole 4 is used for connecting motor body 25 of electric bicycle.

[0032] Specifically, as shown in Figure 1 And Figure 2As shown, the two groups of supports are provided with a plurality of third assembly holes 11 around the outside of the second assembly hole 4 on the two sides of the end close to the second assembly hole 4, the arc-shaped limiting plate 5 is fixedly connected with a positioning rod 6 matched with the third assembly hole 11, the stud 7 is matched with the third assembly hole 11 to connect the arc-shaped limiting plates 5 on the two sides of the support, the arc-shaped threaded plate 8 is fixedly connected on the outside top of the end close to the second assembly hole 4 on the two groups of supports, the dust cover 10 is matched with the arc-shaped limiting plate 5 and is screw threadedly connected with the arc-shaped threaded plate 8, the dust cover 10 is provided with a gap slot accommodating the limiting block 9 to relatively move, and the stability and dustproof property of the assembly end are improved.

[0033] Specifically, as shown in the drawings, Figure 1 The inside top of the second assembly hole 4 and the inside bottom of the arc-shaped limiting plate 5 are fixedly connected with the limiting block 9 matched with the key groove on the output shaft of the motor body 25, so that the internal limiting capacity of the assembly end is improved.

[0034] Working principle: in use, the worm is driven to rotate by the servo motor, the worm drives the worm gear to rotate to drive the transmission shaft to rotate, the transmission shaft drives the gear to rotate, when the gear rotates clockwise, the gear drives the limiting plates on the two sides of the moving rod to move towards each other, the spacing between the two groups of supports is reduced, and vice versa, the spacing between the two groups of supports is increased, so that the device is adapted to different width frames, the universality of the measuring and assembling support assembly is improved, after the spacing is adjusted, the spacing between the supports is fixed under the self-locking action of the worm gear, the device can directly adjust the spacing between the two groups of supports and has a self-locking structure, and the operation complexity of the spacing between the two groups of supports is reduced.

[0035] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An electric motor for electric bicycles with lateral mounting bracket, comprising a lateral mounting bracket assembly and a motor body (25), characterized in that, The lateral assembly support assembly comprises a first support (1) and a second support (2), one end of the first support (1) is fixedly connected with a first sleeve (12) and a first movable rod (13), the other end of the first sleeve (12) is fixedly connected with a power box (15), one end of the second support (2) is fixedly connected with a second sleeve (16) and a second movable rod (17), the first movable rod (13) is slidably sleeved in the power box (15) and the second sleeve (16), the second movable rod (17) is slidably sleeved in the power box (15) and the first sleeve (12), sliding grooves (19) are formed in the inner sides of the two sleeves, the ends of the first movable rod (13) and the second movable rod (17) are fixedly connected with first and second limiting plates (14) and (18) which are in sliding fit with the sliding grooves (19) on the opposite sides, and a gear (24) is rotatably installed in the power box (15) through a transmission shaft (22), and tooth grooves are formed in the inner sides of the two movable rods and are in meshing connection with the gear (24).

2. An electric motor for electric bicycle with lateral mounting bracket according to claim 1, characterized in that, A worm wheel (23) is fixedly sleeved on the transmission shaft (22), a worm (21) is rotatably installed on the power box (15) and is in meshing connection with the worm wheel (23), a servo motor (20) is fixedly installed on the power box (15), and the output shaft of the servo motor (20) is in transmission connection with the worm (21).

3. The electric motor for electric bicycle with lateral mounting bracket according to claim 2, characterized in that, First and second assembly holes (3) and (4) are formed in the two ends of the two supports, the sleeves, the movable rods and the power box (15) are arranged on one end of the two supports close to the first assembly hole (3), and the motor body (25) is assembled on the other end of the two supports close to the second assembly hole (4).

4. The electric motor for electric bicycle with lateral mounting bracket according to claim 3, characterized in that, Further comprising arc-shaped limiting plates (5) and double-headed studs (7), a plurality of third assembly holes (11) are formed on the two sides of one end of the two supports close to the second assembly hole (4) and surround the second assembly hole (4), the arc-shaped limiting plates (5) are fixedly connected with positioning rods (6) matched with the third assembly holes (11), and the double-headed studs (7) are matched with the third assembly holes (11) to connect the arc-shaped limiting plates (5) on the two sides of the supports.

5. An electric motor for electric bicycle with lateral mounting bracket according to claim 4, characterized in that, Limiting blocks (9) matched with key grooves on the output shaft of the motor body (25) are fixedly connected to the inner top of the second assembly hole (4) and the inner bottom of the arc-shaped limiting plate (5).

6. An electric motor for electric bicycle with lateral mounting bracket according to claim 5, characterized in that, Further comprising a dust cover (10), arc-shaped threaded plates (8) are fixedly connected to the outer top of one end of the two supports close to the second assembly hole (4), the dust cover (10) is matched with the arc-shaped limiting plate (5) and is threadedly screwed with the arc-shaped threaded plate (8), and a clearance groove is formed in the dust cover (10) to accommodate the limiting block (9) to move relatively.

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