Protective low-noise lifting motor

By incorporating a lubrication structure into the lifting motor and using an electromagnet to push a push plate to squeeze the storage bladder, lubricating oil is applied to the surface of the lead screw. This solves the problems of motor wear and noise, achieving the effects of noise reduction and improved practicality.

CN224083331UActive Publication Date: 2026-04-03JIANGXI JOYKEY SPORTS EQUIP MFG
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-27
Publication Date
2026-04-03

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Abstract

The utility model relates to the technical field of motors, and particularly discloses a protective low-noise lifting motor, which comprises a motor, the surface of the motor is provided with a shell I, and the shell I and the tail end of the motor are connected with a shell II; a rotating shaft is installed on the surface of the motor and inserted into the second shell, a first gear is installed on the surface of the rotating shaft and installed in the second shell, a lead screw is installed in the first shell, the tail end of the lead screw is inserted into the surface of the second shell to be connected with a rotating cylinder, and a second gear is installed on the outer side of the rotating cylinder. According to the protection type low-noise lifting motor, the lubricating structure is arranged, when the motor is started, an electromagnet is powered on, a push plate at the tail end of the electromagnet pushes a storage bag, after the storage bag is extruded, lubricating oil in the storage bag is extruded out of a nozzle, conveyed to a second sponge mat through a first sponge mat and then smeared to the surface of a lead screw through the second sponge mat, lubrication is automatically provided for the lead screw, and the abrasion degree of the lead screw is reduced; and noise generated by friction is further reduced.
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Description

Technical Field

[0001] This utility model relates to the field of motor technology, specifically a protective low-noise lifting motor. Background Technology

[0002] An electric motor is a mechanical device, specifically an electromagnetic device that converts or transmits electrical energy based on the law of electromagnetic induction. The working principle of an electric motor is based on these laws. When current flows through the stator windings, a rotating magnetic field is generated. Under the influence of this rotating magnetic field, the rotor rotates due to electromagnetic force, thus converting electrical energy into mechanical energy. Electric motors can be classified according to the type of power supply they use: DC motors and AC motors. DC motors have excellent speed control performance, easily adjustable by changing the armature voltage or excitation current. AC motors can be further divided into asynchronous motors and synchronous motors. A lifting motor is a type of motor used in specific equipment to lift equipment components. However, existing lifting motors are inconvenient to lubricate, and after prolonged use, wear and tear may occur, potentially generating noise and affecting the motor's practicality. Utility Model Content

[0003] The purpose of this utility model is to provide a protective low-noise lifting motor to solve the problems mentioned in the background art, such as inconvenience in lubrication, wear and tear after long-term use, which may generate noise and affect the practicality of the motor.

[0004] To achieve the above objectives, the present invention provides the following technical solution: a protective low-noise lifting motor, comprising a motor, wherein a housing is mounted on the surface of the motor, and a housing second is connected to the end of the motor;

[0005] The motor has a rotating shaft installed on its surface, and the rotating shaft is inserted into the interior of the second housing. A gear is installed on the surface of the rotating shaft, and the gear is installed inside the second housing. A lead screw is installed inside the first housing, and the end of the lead screw is inserted into the surface of the second housing and connected to a rotating cylinder. A gear is installed on the outside of the rotating cylinder.

[0006] The second outer shell has a lubrication structure on its surface, and the lubrication structure includes: an electromagnet connected to the surface of the second outer shell, a push plate installed at the end of the electromagnet, a storage bag installed on the surface of the second outer shell, a nozzle connected to the surface of the storage bag, and a sponge pad one installed on the surface of the second outer shell, with a sponge pad two connected to the end of the sponge pad one.

[0007] Preferably, the rotating shaft is rotatably connected to the outer casing, and gear one and gear two are positioned correspondingly and meshing with each other.

[0008] Using the above technical solution, the motor drives the rotating shaft to rotate, which in turn drives the gears on the surface to rotate.

[0009] Preferably, the rotating drum has internal threads, and the rotating drum and the lead screw are connected by threads. The end of the lead screw penetrates the surface of the outer shell, and the outer shell and the lead screw are slidably connected.

[0010] Using the above technical solution, when the second gear rotates, it drives the internal drum to rotate, causing the lead screw to move up and down along the internal thread of the drum.

[0011] Preferably, the end of the push plate is attached to one side of the storage bag, and the other side of the storage bag is fixedly connected to the outer shell, and the storage bag is made of flexible material.

[0012] Using the above technical solution, the end of the electromagnet is pushed out, causing the electromagnet to push the push plate to move, so that the push plate slides on the two surfaces of the outer shell. At the same time, the end of the push plate contacts the storage bag, causing compression to the storage bag.

[0013] Preferably, the nozzle tip is inserted into the interior of the sponge pad.

[0014] Using the above technical solution, lubricating oil enters the interior of the first sponge pad through the nozzle, and then the lubricating oil is transferred to the second sponge pad through the first sponge pad.

[0015] Preferably, the end of the second sponge pad is configured as an arc-shaped structure, and the end of the second sponge pad is positioned corresponding to the position of the lead screw.

[0016] Using the above technical solution, the second sponge pad applies lubricating oil to the surface of the lead screw to lubricate it.

[0017] Compared with the prior art, the beneficial effects of this utility model are: the protective low-noise lifting motor:

[0018] 1. A lubrication structure is set up. When the motor is turned on, the electromagnet is energized, and the push plate at the end of the electromagnet pushes the storage bag. After the storage bag is squeezed, the lubricating oil inside is squeezed out from the nozzle, transferred to the second sponge pad through the first sponge pad, and then applied to the surface of the lead screw by the second sponge pad, which automatically provides lubrication to the lead screw, reduces the wear of the lead screw, and thus reduces the noise caused by friction.

[0019] 2. Gear 1, gear 2, and lead screw are set up. When the motor is started, the motor drives the rotating shaft to rotate. Gear 1 on the rotating shaft meshes with gear 2 on the outside of the rotating drum, causing gear 2 to rotate. The rotation of gear 2 causes the rotating drum to rotate, and the lead screw moves up and down under the action of the rotating drum's thread. Attached Figure Description

[0020] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0021] Figure 2 This is a three-dimensional structural diagram of the lead screw installation of this utility model;

[0022] Figure 3 This is a three-dimensional structural diagram of the gear mounting of this utility model;

[0023] Figure 4 This is a three-dimensional structural diagram of the storage bag installation of this utility model.

[0024] In the diagram: 10, motor; 20, outer casing one; 30, outer casing two;

[0025] 40. Shaft; 401. Gear 1; 402. Gear 2; 403. Rotary drum; 404. Lead screw;

[0026] 50. Electromagnet; 501. Push plate; 502. Storage bag; 503. Nozzle; 504. Sponge pad one; 505. Sponge pad two. Detailed Implementation

[0027] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0028] Please see Figure 1-4 This utility model provides a technical solution: a protective low-noise lifting motor, including a motor 10, a first housing 20, a second housing 30, a rotating shaft 40, a first gear 401, a second gear 402, a rotating drum 403, a lead screw 404, an electromagnet 50, a push plate 501, a storage bag 502, a nozzle 503, a first sponge pad 504, and a second sponge pad 505;

[0029] This lifting motor can lubricate the surface of the 404 lead screw and reduce noise. Specific implementation method:

[0030] A housing 20 is mounted on the surface of motor 10, and a housing 30 is connected to the end of motor 10. A shaft 40 is mounted on the surface of motor 10 and inserted into the housing 30. A gear 401 is mounted on the surface of shaft 40 and installed inside housing 30. A lead screw 404 is installed inside housing 20, and its end is inserted into the surface of housing 30 and connected to a rotating drum 403. A gear 402 is mounted on the outside of rotating drum 403. A lubrication structure is provided on the surface of housing 30, including: an electromagnet 50 connected to the surface of housing 30, a push plate 501 mounted at the end of electromagnet 50; a storage bladder 502 mounted on the surface of housing 30, a nozzle 503 connected to the surface of storage bladder 502; and a lubrication system. The device consists of a first sponge pad 504, with a second sponge pad 505 connected to its end. The rotating shaft 40 is rotatably connected to the second outer shell 30. Gear 1 401 and gear 2 402 are positioned correspondingly and meshing. The rotating cylinder 403 has internal threads and is threadedly connected to the lead screw 404. The end of the lead screw 404 penetrates the surface of the second outer shell 30, and the second outer shell 30 and the lead screw 404 are slidably connected. The end of the push plate 501 is attached to one side of the storage bag 502, and the other side of the storage bag 502 is fixedly connected to the second outer shell 30. The storage bag 502 is made of flexible material. The end of the nozzle 503 is inserted into the interior of the first sponge pad 504. The end of the second sponge pad 505 is an arc-shaped structure, and the end of the second sponge pad 505 is positioned correspondingly to the lead screw 404.

[0031] Start the motor 10, which drives the rotating shaft 40 to rotate. The rotating shaft 40 rotates inside the outer casing 30. At the same time, the rotating shaft 40 drives the gear 401 on the surface to rotate. The gear 401 drives the gear 402 on the surface to rotate. The gear 401 and the gear 402 rotate simultaneously inside the outer casing 30. When the gear 402 rotates, it drives the inner rotating drum 403 to rotate. The rotating drum 403 rotates inside the outer casing 30, causing the lead screw 404 to rotate along the thread inside the rotating drum 403. The lead screw 404 moves inside the outer casing 20. At the same time, the end of the lead screw 404 is pushed out from the end of the outer casing 30, causing the lead screw 404 to perform a lifting motion.

[0032] When the motor 10 starts, the control system energizes the electromagnet 50, causing its end to pop out. The end of the electromagnet 50 pushes the push plate 501 to move, causing the push plate 501 to slide on the surface of the outer casing 30. At this time, the end of the push plate 501 squeezes the storage bladder 502, causing it to contract. The lubricating oil inside the storage bladder 502 enters the nozzle 503 and is sprayed out through the nozzle 503 into the interior of the first sponge pad 504. The lubricating oil spreads inside the first sponge pad 504 and is conducted through the first sponge pad 504 to the surface of the second sponge pad 505. The second sponge pad 505 then applies the lubricating oil to the surface of the lead screw 404. When the lead screw 404 moves up and down, the second sponge pad 505 evenly applies the lubricating oil to the surface of the lead screw 404, lubricating the surface of the lead screw 404 and preventing noise from being generated when the lead screw 404 moves with the outer casing 30.

[0033] Working principle: When using this protective low-noise lifting motor, a storage bladder 502, a nozzle 503, a first sponge pad 504, and a second sponge pad 505 are provided. When the electromagnet 50 is energized, the end of the electromagnet 50 pushes the push plate 501 to squeeze the storage bladder 502, allowing the lubricating oil inside the storage bladder 502 to enter the first sponge pad 504 and the second sponge pad 505. The lubricating oil is then applied to the surface of the lead screw 404 through the second sponge pad 505, which can lubricate the surface of the lead screw 404, reduce noise, and increase the overall practicality.

[0034] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A protective low-noise lifting motor, comprising a motor (10), a shell one (20) is mounted on the surface of the motor (10), and a shell two (30) is connected to the end of the motor (10); characterized in that A rotating shaft (40) is mounted on the surface of the motor (10), and the rotating shaft (40) is inserted into the inside of the shell two (30), a gear one (401) is mounted on the surface of the rotating shaft (40), and the gear one (401) is installed in the inside of the shell two (30), a lead screw (404) is installed in the inside of the shell one (20), and the end of the lead screw (404) is inserted into the surface of the shell two (30) to connect a rotating drum (403), and the outside of the rotating drum (403) is installed with a gear two (402); The surface of the shell two (30) is provided with a lubricating structure, and the lubricating structure comprises that the surface of the shell two (30) is connected with an electromagnet (50), and the end of the electromagnet (50) is installed with a push plate (501), the surface of the shell two (30) is installed with a storage bag (502), and the surface of the storage bag (502) is connected with a nozzle (503), the surface of the shell two (30) is installed with a sponge pad one (504), and the end of the sponge pad one (504) is connected with a sponge pad two (505).

2. A guarded low noise lift motor according to claim 1, characterised in that: The rotating shaft (40) and the shell two (30) are rotationally connected, the gear one (401) and the gear two (402) are arranged in position correspondence, and the gear one (401) and the gear two (402) are meshingly connected.

3. A guarded low noise lift motor according to claim 1, characterized in that: The inside of the rotating drum (403) is provided with threads, and the rotating drum (403) and the lead screw (404) are threadedly connected, the end of the lead screw (404) penetrates through the surface of the shell two (30), and the shell two (30) and the lead screw (404) are slidingly connected.

4. A guarded low noise lift motor according to claim 1, characterized in that: The end of the push plate (501) is attached to one side of the storage bag (502), the other side of the storage bag (502) is fixedly connected with the shell two (30), and the storage bag (502) is made of flexible material.

5. A guarded low noise lift motor according to claim 1, characterized in that: The end of the nozzle (503) is inserted into the inside of the sponge pad one (504).

6. A guarded low noise lift motor according to claim 1, characterized in that: The end of the sponge pad two (505) is provided in an arc structure, and the end of the sponge pad two (505) is arranged in position correspondence with the lead screw (404).