Structure firmware of motor battery

Abstract

The utility model discloses a structural firmware of a motor battery. The structural firmware comprises a first shell and a second shell, the first shell is detachably connected with the second shell; a battery bin and a motor bin are formed between the first shell and the second shell; the battery compartment is used for fixing lithium batteries; a partition plate is arranged in the motor bin and divides the motor bin into a first bin chamber and a second bin chamber. The first chamber and the second chamber are both used for fixing a motor; fixing feet are formed on the outer side of the first shell and used for fixing the first shell in the intelligent electronic product. According to the utility model, the lithium battery and the two motors can be fixed while the motors are accurately positioned to the center of the hub, and the hub fixing device has the characteristics of small occupied space, strong stability and easiness in mounting and dismounting.

Description

Technical Field

[0001] The utility model relates to the technical field of intelligent electronic products, in particular to a structural firmware of a motor battery. Background Art

[0002] In the field of intelligent electronic products, such as the intelligent robot beetle widely used in teaching, scientific research, daily entertainment and education, the total product size is about 73X60X54.5, and the lithium battery, two 24BYJ motors and PCB boards need to be fixed inside the product to provide power and kinetic energy to the product. At present, the method of directly fixing the lithium battery, two 24BYJ motors and PCB boards inside the product takes up more space, and the connection stability is not high, and the alignment between the motor and the hub center is poor. Utility Model Content

[0003] In order to overcome the shortcomings of the prior art, the purpose of the utility model is to provide a structural firmware of a motor battery, which fixes the lithium battery and two motors in the product, and accurately positions the motor to the center of the wheel hub, with the characteristics of small space occupation, strong stability, and easy installation and disassembly.

[0004] The purpose of the utility model is achieved by the following technical solutions:

[0005] A structural fixture of a motor battery, characterized in that it comprises a first shell and a second shell; the first shell and the second shell are detachably connected;

[0006] A battery compartment and a motor compartment are formed between the first shell and the second shell; the battery compartment is used to fix the lithium battery; a partition is provided in the motor compartment, and the partition separates the motor compartment into a first compartment and a second compartment; the first compartment and the second compartment are both used to fix the motor;

[0007] A fixing foot is formed on the outer side of the first shell, and the fixing foot is used to fix the first shell to the intelligent electronic product.

[0008] In an optional embodiment, a first opening and a second opening are respectively provided at both ends of the motor compartment, and the first opening and the second opening are both used for the motor output shaft and the fixing bracket to extend out.

[0009] In an optional embodiment, a first limiting portion is formed on the edge of the first opening, and the first limiting portion is a U-shaped groove, and the bottom of the U-shaped groove is adapted to the output shaft of the motor.

[0010] In an optional embodiment, a second limiting portion is formed on the edge of the second opening, and the second limiting portion and the first limiting portion are symmetrically arranged at two opposite ends of the motor compartment.

[0011] In an optional embodiment, a first window is provided on the side of the first chamber; a second window is provided on the side of the second chamber; the first window and the second window are both used for extending the motor terminal;

[0012] A third window is provided at the bottom of the motor compartment; the first window, the second window and the third window are arranged parallel to each other.

[0013] In an optional implementation manner, the number of the fixed feet is 4, and the 4 fixed feet are respectively arranged around the outer side of the motor compartment;

[0014] The fixing foot includes a supporting end and a positioning end, the supporting end is used to connect with the first shell, and the positioning end is used to position the first shell to the smart electronic product by plugging; the positioning end is provided with a threaded hole; the threaded hole is used to cooperate with a threaded fastener to fix the first shell to the smart electronic product.

[0015] In an optional embodiment, a positioning component, a buckle component and a screw component are provided at the connection between the first shell and the second shell;

[0016] A plurality of the positioning components are evenly distributed at the connection between the first shell and the second shell;

[0017] The buckle assembly and the screw assembly are respectively arranged on two opposite sides of the connection between the first shell and the second shell.

[0018] In an optional embodiment, the positioning assembly includes a positioning ear and a positioning pin; the positioning ear is fixed to the edge of the first shell, and a positioning hole is opened in the positioning ear; the positioning pin is fixed to the edge of the second shell, and the positioning pin is adapted to the positioning ear; by inserting the positioning pin into the positioning hole, the second shell is positioned to the first shell.

[0019] In an optional embodiment, the buckle assembly includes a first clamping member and a second clamping member;

[0020] The first clamping member is fixed to the edge of the first shell, and the first clamping member has a hook forming a protrusion, and a guide slope is formed at the end of the hook; the second clamping member is fixed to the edge of the second shell, and the second clamping member has a snap ring; the snap hook is buckled into the snap ring under the action of elastic force to fix the second shell to the first shell.

[0021] In an optional embodiment, the screw assembly includes a first screw block, a second screw block and a threaded fastener, the first screw block is fixed to the edge of the first shell, and the first screw block is provided with a threaded hole; the second screw block is fixed to the edge of the second shell, and the second screw block is provided with a through hole; the threaded fastener passes through the through hole and is connected to the threaded hole.

[0022] Compared with the prior art, the beneficial effects of the present invention are:

[0023] The structural firmware of the motor battery of the utility model is to place two motors and a battery into the corresponding battery compartment, the first compartment and the second compartment on the first shell, close the second shell, and after the first shell and the second shell are assembled, the entire structural firmware with the motor and the battery is fixed inside the smart electronic product by four fixing feet at the bottom, which reasonably configures the internal space of the electronic product, improves the space utilization rate, and has a stable connection, which can effectively avoid the problem of circuit failure caused by the shaking of the motor and the battery due to their own weight during use, meets the conditions of mold batch production, and reduces production costs. The output shaft and the fixed bracket of the power supply machine extend out through the first opening and the second opening respectively opened at both ends of the motor compartment, and the first limiting part and the second limiting part respectively formed on the first opening and the second opening raise and fix the axis of the motor output shaft to the center of the wheel hub of the smart electronic product, with high alignment accuracy and good stability. After the first shell and the second shell are aligned with the positioning ears and the positioning pins, they are fixed by the buckle assembly and the screw assembly arranged on the opposite sides, and the connection is stable and easy to load and unload. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the use status of the structural firmware of the motor battery of Example 1;

[0025] Figure 2 It is a structural exploded view of the structural firmware of the motor battery of Example 1;

[0026] Figure 3 This is a schematic diagram of the structural firmware of the motor battery of Example 1;

[0027] Figure 4 A schematic structural diagram of a first shell of a structural fixture of a motor battery in Example 1;

[0028] Figure 5 This is a schematic structural diagram of the second shell of the structural firmware of the motor battery in Example 1.

[0029] In the figure: 10, first shell; 11, positioning ear; 12, first clamping piece; 13, first screw block; 14, partition; 15, fixing foot; 20, second shell; 21, positioning pin; 22, second clamping piece; 23, second screw block; 30, battery compartment; 40, first compartment; 41, first opening; 411, first limiting portion; 42, first window; 50, second compartment; 51, second opening; 511, second limiting portion; 52, second window; 80, battery; 90, motor. DETAILED DESCRIPTION

[0030] Below, in conjunction with the accompanying drawings and specific implementation methods, the utility model is further described. It should be noted that, under the premise of no conflict, the various embodiments described below or the various technical features can be arbitrarily combined to form a new embodiment. Except for special instructions, the materials and equipment used in this embodiment can be purchased from the market. Examples of the embodiments are shown in the accompanying drawings, in which the same or similar numbers throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0031] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present application. In the description of the present application, "plurality" means two or more, unless otherwise precisely and specifically specified.

[0032] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "connected", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, or it can be connected through an intermediary medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0033] The terms "first", "second", etc. in the specification and claims of this application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions. For example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0034] Embodiment 1:

[0035] Please refer to Figure 1-5 The present embodiment provides a structural fixture of a motor battery, including a first shell 10 and a second shell 20 that are detachably connected; the first shell 10 and the second shell 20 can be made of hot-melt materials such as ABS (acrylonitrile-butadiene-propylene copolymer), PC (polypropylene), PA (nylon), (PBT) polybutylene terephthalate) by injection molding, so that the first shell 10 and the second shell 20 have high strength and at the same time have heat resistance, electrical insulation, and chemical stability.

[0036] A cavity is formed between the first shell 10 and the second shell 20, which are a battery compartment 30 for installing a battery and a motor compartment for installing a motor 90; the battery compartment 30 and the motor compartment are arranged side by side and the length direction of the two is consistent; this embodiment is illustrated with a 3.7V lithium battery and a 24BYJ stepper motor, that is, the battery compartment 30 and the motor compartment of this embodiment are both cylindrical, and the axes of the two are parallel. In actual implementation, they can also be adaptively adjusted according to the actual appearance dimensions of the product. Parallel here also includes approximately parallel, which can be understood by those skilled in the art.

[0037] A partition 14 is arranged in the middle of the motor bin, and the partition 14 divides the motor bin into a first bin chamber 40 and a second bin chamber 50; the first bin chamber 40 and the second bin chamber 50 are respectively used to fix two 24BYJ motors 90; a plurality of fixing feet 15 are formed at the bottom of the first shell 10, specifically, the number of the fixing feet 15 is 4, and the 4 fixing feet 15 are respectively arranged around the outside of the motor bin.

[0038] During installation, first place two motors 90 and one battery 80 in the corresponding battery compartment 30, first compartment 40 and second compartment 50 on the first shell 10, close the second shell 20, and after the first shell 10 and the second shell 20 are assembled, the entire structural firmware with the motor 90 and the battery 80 is fixed in the installation cavity of the smart electronic product by the four fixing feet 15 at the bottom. This embodiment fixes the two motors 90 and one battery 80 inside the smart electronic product through the matching connection of the first shell 10 and the second shell 20, reasonably configures the internal space of the electronic product, improves the space utilization rate, and has a stable connection, which can effectively avoid the problem of circuit failure caused by the shaking of the motor 90 and the battery 80 due to their own weight during use, meets the conditions of mold mass production, and reduces production costs.

[0039] Furthermore, a first opening 41 and a second opening 51 are respectively provided at both ends of the motor compartment, and the first opening 41 and the second opening 51 are used to extend the output shaft and the fixing bracket of the motor 90 inside the first chamber 40 and the second chamber 50. A first limiting portion 411 is formed on the edge of the first opening 41, and the first limiting portion 411 is a U-shaped groove, and the bottom of the U-shaped groove is adapted to the output shaft of the motor 90. When in use, the output shaft end of the motor 90 enters through the opening of the U-shaped groove until it abuts against the bottom arc surface, and the position of the output shaft of the motor 90 is fixed by the first limiting portion 411. A second limiting portion 511 is formed on the edge of the second opening 51, and the shape and function of the second limiting portion 511 are consistent with the first limiting portion 411, and the two are symmetrically arranged at the opposite ends of the motor compartment. In this way, the axis of the output shaft of the motor 90 is raised and fixed to the center of the hub of the smart electronic product, with high alignment accuracy and good stability.

[0040] In this embodiment, a third window is provided at the bottom of the motor compartment; the first window 42, the second window 52, ​​and the third window are arranged parallel to each other. By providing the first window 42, the second window 52, ​​and the third window, the thickness of the entire structural firmware is further reduced while stabilizing the motor 90, adapting to the development of thin and light intelligent electronic products; secondly, the third window connects the bottom of the battery compartment 30 with the atmospheric pressure, facilitating the loading and unloading of the motor 90. The top and bottom of the battery compartment 30 are provided with openings, and the openings at the top and bottom of the battery compartment 30 can also reduce the thickness of the entire structure, while facilitating the loading and unloading of the battery 80.

[0041] The fixing foot 15 of this embodiment includes a supporting end and a positioning end, wherein the supporting end is used to connect with the first housing 10, and the positioning end is used to position the first housing 10 to the smart electronic product by plugging; the positioning end is provided with a threaded hole; the threaded hole is used to cooperate with a threaded fastener to fix the first housing 10 to the smart electronic product. The structural firmware of the motor battery is fixed inside the smart electronic product by the fixing foot 15, which is easy to install and has strong versatility.

[0042] Furthermore, a plurality of positioning ears 11 are provided on the circumferential edge of the first shell 10, and a positioning hole is opened in the positioning ear 11; a plurality of positioning pins 21 are provided on the circumferential edge of the second shell 20, and the positioning pins 21 are adapted to the positioning ears 11; by inserting the positioning pins 21 into the positioning holes, the second shell 20 is positioned to the first shell 10.

[0043] A buckle assembly and a screw assembly are disposed at the connection between the first shell 10 and the second shell 20 ; the buckle assembly and the screw assembly are disposed at two opposite sides of the connection between the first shell 10 and the second shell 20 .

[0044] The snap-fit ​​assembly includes a first snap-fit ​​component 12 and a second snap-fit ​​component 22; the first snap-fit ​​component 12 is fixed to the edge of the first shell 10, and the first snap-fit ​​component 12 has a protruding hook, and a guide slope is formed at the end of the hook; the guide slope mainly guides it, guiding the hook to better snap into the snap ring under the action of its own elastic force; the second snap-fit ​​component 22 is fixed to the edge of the second shell 20, and the second snap-fit ​​component 22 has a snap ring; the hook is buckled into the snap ring under the action of the elastic force to fix the second shell 20 to the first shell 10.

[0045] The screw assembly includes a first screw block 13, a second screw block 23 and a threaded fastener. The first screw block 13 is fixed to the edge of the first shell 10, and the first screw block 13 is provided with a threaded hole; the second screw block is fixed to the edge of the second shell 20, and the second screw block 23 is provided with a through hole; the threaded fastener passes through the through hole and is connected to the threaded hole.

[0046] After the first housing 10 and the second housing 20 are aligned with the positioning ears 11 and the positioning pins 21 , they are fixed by the buckle assembly and the screw assembly arranged on the opposite sides, so that the connection is stable and the assembly and disassembly are convenient.

[0047] In this embodiment, the battery compartment 30 and the outer side of the motor compartment are formed with a plurality of reinforcing ribs, and the overall mechanical strength of the motor battery structural firmware is improved by providing the reinforcing ribs. Although certain components and embodiments of the present application have been illustrated and described, those skilled in the art may conceive of many modifications and changes (e.g., changes in the size, dimensions, structure, shape and proportion of each element, installation arrangement, material use, color, orientation, etc.) without actually departing from the scope and spirit of the claims.

[0048] Finally, it should be noted that the above-mentioned implementation mode is only a preferred embodiment of the present utility model, and cannot be used to limit the scope of protection of the present utility model. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present utility model shall fall within the scope of protection required by the present utility model.

Claims

1. A structural firmware of a motor battery, characterized in that: It comprises a first shell and a second shell; the first shell and the second shell are detachably connected; A battery compartment and a motor compartment are formed between the first shell and the second shell; the battery compartment is used to fix the lithium battery; a partition is provided in the motor compartment, and the partition separates the motor compartment into a first compartment and a second compartment; the first compartment and the second compartment are both used to fix the motor; A fixing foot is formed on the outer side of the first shell, and the fixing foot is used to fix the first shell to the intelligent electronic product.

2. The structural fixture of a motor battery according to claim 1, characterized in that: The motor compartment has a first opening and a second opening at both ends thereof, and the first opening and the second opening are both used for the motor output shaft and the fixing bracket to extend out.

3. The structural fixture of a motor battery according to claim 2, characterized in that: The first opening edge is formed with a first limiting portion, which is a U-shaped groove, and the bottom of the U-shaped groove is adapted to the motor output shaft.

4. The structural fixture of a motor battery according to claim 3, characterized in that: The second opening edge is formed with a second limiting portion, and the second limiting portion and the first limiting portion are symmetrically arranged at two opposite ends of the motor compartment.

5. The structural fixture of a motor battery according to claim 1, characterized in that: A first window is provided on the side of the first chamber; a second window is provided on the side of the second chamber; both the first window and the second window are used for the motor terminals to extend; A third window is provided at the bottom of the motor compartment; the first window, the second window and the third window are arranged parallel to each other.

6. The structural fixture of a motor battery according to claim 1, characterized in that: The number of the fixed feet is 4, and the 4 fixed feet are respectively arranged around the outside of the motor compartment; The fixing foot includes a supporting end and a positioning end, the supporting end is used to connect with the first shell, and the positioning end is used to position the first shell to the smart electronic product by plugging; the positioning end is provided with a threaded hole; the threaded hole is used to cooperate with a threaded fastener to fix the first shell to the smart electronic product.

7. The structural fixture of a motor battery according to claim 1, characterized in that: A positioning assembly, a buckle assembly and a screw assembly are provided at the connection between the first shell and the second shell; A plurality of the positioning components are evenly distributed at the connection between the first shell and the second shell; The buckle assembly and the screw assembly are respectively arranged on two opposite sides of the connection between the first shell and the second shell.

8. The structural fixture of a motor battery according to claim 7, characterized in that: The positioning assembly includes a positioning ear and a positioning pin; the positioning ear is fixed to the edge of the first shell, and a positioning hole is opened in the positioning ear; the positioning pin is fixed to the edge of the second shell, and the positioning pin is adapted to the positioning ear; by inserting the positioning pin into the positioning hole, the second shell is positioned to the first shell.

9. The structural fixture of a motor battery according to claim 7, characterized in that: The buckle assembly includes a first clamping member and a second clamping member; The first clamping member is fixed to the edge of the first shell, and the first clamping member has a hook forming a protrusion, and a guide slope is formed at the end of the hook; the second clamping member is fixed to the edge of the second shell, and the second clamping member has a snap ring; the snap hook is buckled into the snap ring under the action of elastic force to fix the second shell to the first shell.

10. The structural fixture of a motor battery according to claim 7, characterized in that: The screw assembly includes a first screw block, a second screw block and a threaded fastener. The first screw block is fixed to the edge of the first shell, and the first screw block is provided with a threaded hole; the second screw block is fixed to the edge of the second shell, and the second screw block is provided with a through hole; the threaded fastener passes through the through hole and is connected to the threaded hole.

Images