Direct current motor with power supply structure conversion function

By using a modularly designed DC motor with a detachable modular power supply box and electrode contacts, the problem of high production cost of DC motors is solved. This enables the production of motors with different power supply structures on the same production line, reducing production costs and increasing scalability.

CN223744500UActive Publication Date: 2025-12-30BEIJING VOCATIONAL COLLEGE OF LABOUR & SOCIAL SECURITY +1
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Patent Information

Application Number
CN202423317728.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-31
Publication Date
2025-12-30
Estimated Expiration
2034-12-31

AI Technical Summary

Technical Problem

Existing DC motor production costs are high and testing equipment is complex, requiring multiple production lines and different power supply structures, which increases production costs.

Method used

The DC motor is modularly designed, with the housing combined with a detachable modular power supply box. The detachable modular power supply box is electrically connected to the electrode contacts, and a stable electrical connection is achieved through a lifting seat and elastic components. The modular power supply box is stably installed by combining positioning grooves and fixing grooves.

Benefits of technology

This enables the production of DC motors with different power supply structures on the same production line, reducing production costs and increasing scalability. Users can replace the module power supply box to adjust the power supply structure according to their needs, thus expanding the applicability range.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a direct current motor with a function of converting a power supply structure, which comprises a casing, the casing is provided with a first electrode and a second electrode for supplying power to internal parts of the motor, the casing is made of insulating materials, and one side surface of the casing serves as a power supply platform. The first electrode and the second electrode are respectively provided with an electrode contact piece located on the outer side face of the power supply platform, the power supply platform is provided with a module power supply box which covers the two electrode contact pieces and is made of insulation materials, the module power supply box and the power supply platform are detachably and fixedly matched, and an outer electric connecting piece electrically connected with a power source is arranged above the module power supply box. And the inner side of the module power supply box is provided with an inner electric connection assembly for electrically connecting the outer electric connection piece with each electrode contact piece. By adopting the scheme, the utility model provides the direct current motor with the function of converting the power supply structure, which reduces the production cost.
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Description

TECHNICAL FIELD

[0001] The utility model relates to motor field, concretely relates to direct current motor with conversion power supply structure function. BACKGROUND

[0002] Motor (commonly known as "motor") refers to the electromagnetic device according to electromagnetic induction law and realizes electric energy conversion or transmission, as a kind of driving device, is widely used in various fields, and direct current motor is the motor using direct current as energy.

[0003] Because direct current motor is applied in various trades, needs to set different power supply structures to meet the matching needs of different equipment, for example, plug, external wire, plug-in terminal etc., resulting in when producing direct current motor, need multiple assembly lines to produce direct current motor with different power supply structures, greatly improve production cost, correspondingly, to ensure finished product quality, also need different detection equipment to adapt to direct current motor with different power supply structures, further make processing cost increase. SUMMARY

[0004] In view of the deficiencies in the prior art, the utility model aims at providing a direct current motor with conversion power supply structure function to reduce production cost.

[0005] To realize the above-mentioned purpose, the utility model provides the following technical scheme: including the casing, the first electrode and the second electrode for the power supply of motor internal components are arranged in the casing, the casing is of insulating material, one side of the casing is used as a power supply platform, the first electrode and the second electrode are respectively provided with electrode contact pieces located on the outer side of the power supply platform, the power supply platform is provided with a module power supply box covering the two electrode contact pieces and being of insulating material, the module power supply box and the power supply platform are detachably fixedly connected, the module power supply box is provided with an external electrical connecting piece electrically connected with the power supply on the top, and the inner side of the module power supply box is provided with an internal electrical connecting assembly electrically connecting the external electrical connecting piece with each electrode contact piece.

[0006] By adopting the above technical scheme, the direct current motor is modularized, and the casing and different detachable module power supply boxes are combined to form direct current motors with different power supply structures, so that the same assembly line and detection equipment can be used to produce and detect the main parts except the module power supply boxes, and all products can be produced by cooperating with the equipment for independently processing the module power supply boxes with different power supply structures, thereby avoiding the problem of high production cost caused by too many assembly lines, and increasing the expandability by expanding the function by cooperating with new modules as the technology develops.

[0007] The utility model further sets up: module power supply box inside be provided with power supply cavity, module power supply box be provided with docking seat at the left and right sides of power supply cavity top, the space between the docking seat of two sides is as the lifting guide cavity, the lifting guide cavity sliding is provided with the lifting seat, the lifting seat includes with the sliding part of lifting guide cavity up and down sliding cooperation, the extension part of extending downwards and the disc part of being fixed to the extension part lower end, the left and right sides of the lifting seat inside are provided with the electrically conductive rod respectively, the electrically conductive slot of the docking seat of two sides is relatively provided with respectively, each electrically conductive slot is provided with the electrically conductive clamp piece of being electrically connected with the outer electric connection spare respectively, the upper contact piece of the electrically conductive rod upper end is provided with from the sliding part to the electrically conductive clamp piece of same side and can along the up and down movement of electrically conductive clamp piece, the lower end is provided with the lower contact piece of extending to the bottom surface of disc part and with the electrode contact piece of same side, the docking seat and the lifting seat between be provided with the elastic element of pushing disc part downwards until the lower contact piece and electrode contact piece abut.

[0008] Through adopting the above technical scheme, the outer electric connection spare is matched with the power supply in the mode of electrically conductive clamp piece-upper contact piece-electrically conductive rod-lower contact piece-electrode contact piece, and the lifting seat with the electrically conductive rod is designed as the lifting structure of automatic downward reset, so that the stable electric connection and cooperation between the casing and the module power supply box separated from the casing are formed, the error generated in processing can be automatically compensated, the reliability of the overall structure is ensured, in addition, in the lifting process of the lifting seat, the lifting stability and accuracy can be effectively ensured through the cooperation of the lifting guide cavity and the sliding part and the cooperation of the upper contact piece and the electrically conductive clamp piece.

[0009] The utility model further sets up: the docking seat below is provided with the sealing plate of closing electrically conductive slot, the extension part includes the mounting section of being close to disc part and being cylindrical, the elastic element is cylindrical compression spring, the elastic element is covered on the mounting section and is compressed between sealing plate and disc part.

[0010] Through adopting the above technical scheme, the cylindrical mounting section ensures the installation of the cylindrical compression spring, so that the stable and accurate elastic force is formed between the sealing plate and the disc part.

[0011] The utility model further sets up: power supply platform is provided with with module power supply box plug -match's positioning recess, the positioning recess front and rear sides are respectively connected and are provided with a plurality of fixed recess, module power supply box with each fixed recess is provided with the fixed block of shape is compatible, the fixed block is provided with with fixed recess bottom screw thread cooperation's fixed bolt.

[0012] Through adopting the above technical scheme, the module power supply box is stably installed on the power supply platform by the accurate positioning of the positioning recess and the module power supply box and the reliable fixing of the plurality of fixed recess and the fixed block.

[0013] The utility model further sets up: the positioning recess middle part is provided with the boss, the boss is inserted with the power supply cavity and matches, the electrode contact patch exposes above the boss.

[0014] Through adopting above-mentioned technical scheme, add the boss in the positioning recess, on the one hand, further increase the fixed reliability of module power supply box, on the other hand, the position of electrode contact patch is lifted, more easily with lower contact patch, more easily with detection equipment cooperation.

[0015] The utility model further sets up: the outer electric connecting piece is external lead, plug or plug-in terminal.

[0016] Through adopting above-mentioned technical scheme, can select external lead, plug or plug-in terminal as outer electric connecting piece, make the power supply structure of module power supply box more diversified. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the overhead perspective drawing of the embodiment one of the utility model;

[0018] Figure 2 It is the explosion drawing of the embodiment one of the utility model;

[0019] Figure 3 It is the internal structure diagram of the embodiment one of the utility model removes the shell;

[0020] Figure 4 It is the bottom perspective drawing of the module power supply box in the embodiment one of the utility model;

[0021] Figure 5 It is the bottom perspective drawing of the lifting seat in the embodiment one of the utility model;

[0022] Figure 6 It is the perspective drawing of the embodiment two of the utility model;

[0023] Figure 7 It is the perspective drawing of the embodiment three of the utility model. EMBODIMENT

[0024] The technical scheme of the present application will be described below in conjunction with the drawings, obviously, the described embodiment is a part of the embodiment of the present application, rather than all the embodiment. Based on the embodiment in the present application, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the scope of the present application.

[0025] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0026] As Figure 1 Figure 7 The utility model discloses a direct current motor with conversion power supply structure function, including casing 1, casing 1 is provided with the first electrode and second electrode for the power supply of motor internal component, and casing 1 is insulating material, and one side of casing 1 is as power supply platform 11, and the first electrode and second electrode are provided with electrode contact piece 12 respectively located the outside of power supply platform 11, and power supply platform 11 is provided with the module power supply box 2 of covering two electrode contact pieces 12 and being insulating material, and the detachable fixed cooperation between module power supply box 2 and power supply platform 11, and module power supply box 2 top is provided with the outer electric connection spare of power supply electricity connection, and the inner electric connection assembly of module power supply box 2 inside is provided with the electric connection of outer electric connection spare respectively with each electrode contact piece 12, and the direct current motor is modularized, and the direct current motor of different power supply structure can be formed with casing 1 and different detachable module power supply box 2 combination, and the main part except module power supply box 2 can be produced by same assembly line, and the main part except module power supply box 2 can be detected by same detection equipment, and the equipment of independent processing module power supply box 2 of different power supply structure can produce all products, save the problem of high production cost caused by too many assembly lines, also expand the function with new module with the development of science and technology, thereby increase the scalability, and simultaneously, user can also adjust power supply structure through replacing different module power supply box 2, increase the scope of application.

[0027] ​The module power supply box 2 is provided with a power supply cavity 21. The module power supply box 2 is provided with a docking seat 22 on the left and right sides at the top of the power supply cavity 21. The space between the two docking seats 22 serves as a lifting guide cavity 23. The lifting guide cavity 23 is slidingly provided with a lifting seat 24. The lifting seat 24 includes a sliding part 241 that slidingly cooperates with the lifting guide cavity 23, an extension part 242 that extends downward, and a disc part 243 that is fixed to the lower end of the extension part 242. The left and right sides of the inside of the lifting seat 24 are respectively provided with a conductive rod 244. The two docking seats 22 are respectively provided with a conductive groove 221. Each conductive groove is respectively provided with a conductive clamp 222 that is electrically connected to an external electrical connecting piece. The cross section of the conductive clamp 222 is in the shape of a U that opens the lifting guide cavity 23. The U-shaped back of the conductive clamp 222 extends upward and is provided with an extension conductive piece 2221 that is electrically connected to the external electrical connecting piece. The upper end of the conductive rod 244 is provided with an upper contact piece 2441 that extends from the sliding part 241 to the same side conductive clamp 222 and can move up and down along the same side conductive clamp 222. The lower end is provided with a lower contact piece 2442 that extends to the bottom surface of the disc part 243 and is opposite to the electrode contact piece 12. An elastic member is provided between the docking seat 22 and the lifting seat 24 to push the disc part 243 downward until the lower contact piece 2442 and the electrode contact piece 12 abut. The external electrical connecting piece forms a power supply cooperation between the motor internal components and the power supply through the conductive clamp 222-upper contact piece 2441-conductive rod 244-lower contact piece 2442-electrode contact piece 12. The lifting seat 24 that installs the conductive rod 244 is designed as a lifting structure that automatically resets downward, thereby forming a stable electrical connection cooperation between the casing 1 and the module power supply box 2 that is separate from the casing 1. It can also automatically compensate for the errors generated during processing to ensure the reliability of the overall structure. In addition, during the lifting process of the lifting seat 24, not only can the lifting be guided through the cooperation of the lifting guide cavity 23 and the sliding part 241, but also can the lifting be guided through the cooperation of the upper contact piece 2441 and the conductive clamp 222, effectively ensuring the lifting stability and accuracy.

[0028] The docking seat 22 is provided below with a sealing plate 223 that seals the conductive groove 221. The extension part 242 includes a mounting section 2421 that is close to the disc part 243 and is in a cylindrical shape. The elastic member 245 is a cylindrical compression spring. The elastic member 245 is sleeved on the mounting section 2421 and is compressed between the sealing plate 223 and the disc part 243. The cylindrical mounting section 2421 ensures the installation of the cylindrical compression spring, thereby forming a stable and accurate elastic force between the sealing plate 223 and the disc part 243.

[0029] The power supply platform 11 is provided with a positioning groove 111 matched with the module power supply box 2, a plurality of fixing grooves 112 are communicated on the front and back sides of the positioning groove 111 respectively, the module power supply box 2 is provided with a fixing block 25 matched in shape corresponding to each fixing groove 112, the fixing block 25 is provided with a fixing bolt 251 matched with the bottom of the fixing groove 112 in screw thread, the module power supply box 2 is accurately positioned by the cooperation of the positioning groove 111, and is reliably fixed by the plurality of fixing grooves 112 and the fixing block 25, so as to stably install the module power supply box 2 on the power supply platform 11.

[0030] The middle part of the positioning groove 111 is provided with a boss 113, the boss 113 is matched with the power supply cavity 21 in plug-in cooperation, and the electrode contact piece 12 is exposed above the boss 113, the boss 113 is additionally arranged in the positioning groove 111, on the one hand, the fixing reliability of the module power supply box 2 is further increased, and on the other hand, the position of the electrode contact piece 12 is lifted, which is more easily abutted with the lower contact piece 2442 and is more easily matched with the detection equipment.

[0031] The external electrical connecting piece is an external lead, a plug or a plug-in terminal, the external lead, the plug or the plug-in terminal can be selected as the external electrical connecting piece, so that the power supply structure of the module power supply box 2 is more diversified, Figure 1 the external electrical connecting piece is a socket a of the plug-in terminal, Figure 6 the external electrical connecting piece is an external lead b, Figure 7 the external electrical connecting piece is a plug c of the plug-in terminal.

Claims

1. A DC motor having a function of a conversion power supply structure, comprising a housing provided with a first electrode and a second electrode for supplying power to internal components of the motor, characterized in that: The shell is made of insulating material, one side of the shell is used as a power supply platform, the first electrode and the second electrode are respectively provided with electrode tabs outside the power supply platform, the power supply platform is provided with a module power supply box which covers the two electrode tabs and is made of insulating material, the module power supply box is detachably fixed with the power supply platform, the module power supply box is provided with an external electrical connecting component electrically connected with the power supply above, and the module power supply box is provided with an internal electrical connecting assembly electrically connecting the external electrical connecting component with each electrode tab.

2. The DC motor having a function of a conversion power supply structure according to claim 1, characterized by: The module power supply box is provided with a power supply cavity, the left and right sides of the module power supply box at the top of the power supply cavity are respectively provided with docking seats, the space between the two docking seats is used as a lifting guide cavity, the lifting guide cavity is slidably provided with a lifting seat, the lifting seat includes a sliding part slidably matched with the lifting guide cavity, an extension part extending downward, and a disc part fixed to the lower end of the extension part, the left and right sides of the lifting seat are respectively provided with conductive rods, the two docking seats are respectively provided with conductive grooves, each conductive groove is provided with a conductive clamp electrically connected with the external electrical connecting component, the upper end of the conductive rod is provided with an upper tab extending from the sliding part to the same side conductive clamp and movable up and down along the same side conductive clamp, and the lower end is provided with a lower tab extending to the bottom surface of the disc part and opposite to the same side electrode tab, the docking seat and the lifting seat are provided with an elastic member for pushing the disc part downward until the lower tab and the electrode tab abut.

3. The DC motor having a function of a conversion power supply structure according to claim 2, characterized by: The docking seat is provided with a sealing plate for closing the conductive groove, the extension part includes a mounting section close to the disc part and in a cylindrical shape, the elastic member is a cylindrical compression spring, and the elastic member is sleeved on the mounting section and compressed between the sealing plate and the disc part.

4. The DC motor having a function of a conversion power supply structure according to claim 1, characterized by: The power supply platform is provided with a positioning groove matched with the module power supply box, the front and rear sides of the positioning groove are respectively provided with a plurality of fixing grooves, the module power supply box is provided with a fixing block corresponding to each fixing groove, and the fixing block is provided with a fixing bolt threadedly matched with the bottom of the fixing groove.

5. The DC motor having a function of a conversion power supply structure according to claim 4, characterized by: The middle part of the positioning groove is provided with a boss, the boss is in plug-in cooperation with the power supply cavity, and the electrode tab is exposed above the boss.

6. The DC motor having a function of a conversion power supply structure according to claim 1, characterized by: The external electrical connecting component is an external connecting wire, a plug or a plug-in terminal.