Low-resonance high-heat-dissipation type motor

Abstract

The utility model relates to the technical field of motors for treadmills, and discloses a low-resonance high-heat-dissipation type motor which comprises a brushless motor body. According to the low-resonance high-heat-dissipation type motor, transmission of mechanical vibration can be reduced through the arranged elastic rubber sleeve, so that noise is reduced, the low-resonance effect can be effectively achieved through the arranged vibration reduction platform, the influence of vibration on the overall stability and comfort of a treadmill is reduced, the elastic layer can absorb vibration energy, and the vibration reduction effect is improved. The damping layer converts vibration energy into heat energy through internal friction, so that the vibration amplitude and resonance are reduced, the overall vibration reduction effect is improved, the steel table and the steel plate can ensure the stability and durability of the vibration reduction platform, meanwhile, the shapes and positions of the elastic layer and the damping layer are kept, and deformation or damage is prevented; and through the arranged heat dissipation mechanism, the device has the function of combined heat dissipation of air cooling and water cooling, and the heat dissipation effect of the device is greatly improved.

Description

TECHNICAL FIELD

[0001] The application relates to a motor for a running machine, in particular to a low-resonance high-heat-dissipation motor. BACKGROUND

[0002] On a running machine, a motor is one of core driving components, which mainly provides power support to enable a running belt of the running machine to run stably.

[0003] With the fitness equipment entering the family from the gym, the design of the running machine tends to be more silent, thereby improving the comfort of the user, and the existing motor for the running machine still generates great vibration when working, thereby causing noise, and the heat dissipation effect needs to be improved. CONTENT OF THE UTILITY MODEL

[0004] In view of the defects of the prior art, the application provides a low-resonance high-heat-dissipation motor, which has the effects of low resonance and high heat dissipation and can better meet the requirements of the running machine used at home.

[0005] To achieve the above purpose, the application provides the following technical scheme: a low-resonance high-heat-dissipation motor, comprising a brushless motor body, an elastic rubber sleeve is fixedly connected to the outer surface of the brushless motor body, a damping platform and a heat dissipation mechanism are arranged outside the elastic rubber sleeve, the damping platform comprises a steel table fixedly connected to the bottom of the elastic rubber sleeve, an elastic layer is fixedly connected to the bottom surface of the steel table, a damping layer is fixedly connected to the bottom surface of the elastic layer, and a steel plate is fixedly connected to the bottom surface of the damping layer.

[0006] The heat dissipation mechanism comprises a liquid tank fixedly connected to the upper surface of the elastic layer, two submersible pumps are mounted on the inner bottom wall of the liquid tank, a serpentine cooling pipe is arranged outside the brushless motor body, the two bottom ends of the serpentine cooling pipe are respectively connected to the top ends of the two submersible pumps in communication, a plurality of heat dissipation fins are fixedly connected to one side of the brushless motor body, the outer surface of the serpentine cooling pipe is fixedly connected to the inner wall of the plurality of heat dissipation fins, supports are fixedly connected to the outer surfaces of the two sides of the steel table, and an air extractor is mounted above the brushless motor body through the two supports.

[0007] The elastic rubber sleeve can reduce the transmission of mechanical vibration, thereby reducing noise, the damping platform can effectively realize the effect of low resonance, reduce the influence of vibration on the overall stability and comfort of the treadmill, the elastic layer can absorb vibration energy and provide flexibility to effectively isolate high-frequency vibration from the brushless motor body, the damping layer converts vibration energy into heat energy through internal friction, thereby reducing vibration amplitude and resonance, the damping layer can effectively reduce high-frequency vibration and improve overall damping effect, the steel stand and the steel plate can ensure the stability and durability of the damping platform while maintaining the shape and position of the elastic layer and the damping layer, preventing deformation or damage, the heat dissipation mechanism enables the device to have the functions of air cooling and water cooling combined heat dissipation, greatly improving the heat dissipation effect of the device, and being more practical

[0008] Further, the elastic layer, the damping layer and the steel plate are provided with positioning grooves at the corners.

[0009] Through the above scheme, the positioning grooves can be positioned and installed in the appropriate position inside the treadmill, facilitating the installation of the device.

[0010] Further, one side of the liquid tank is fixedly connected with one side of the steel stand.

[0011] Through the above scheme, the connection relationship of the liquid tank is limited, which can make the liquid tank more firmly fixed in the specified position.

[0012] Further, the shell of the brushless motor body is made of high-strength alloy or composite material.

[0013] Through the above scheme, the material of the shell of the brushless motor body can not only reduce the weight of the brushless motor body, but also effectively reduce the frequency of vibration resonance.

[0014] Further, the top end of the liquid tank is provided with a liquid supplementing port, and the top end of the liquid supplementing port is provided with a sealing plug.

[0015] Through the above scheme, the liquid supplementing port can add an appropriate amount of cooling liquid to the inside of the liquid tank, facilitating the improvement of the heat dissipation effect of the device.

[0016] Further, the bottom of the liquid tank is provided with a liquid discharge port, and the output end of the liquid discharge port is provided with a sealing plug.

[0017] Through the above scheme, the liquid discharge port can conveniently discharge the cooling liquid in the liquid tank, facilitating the periodic replacement of the cooling liquid in the liquid tank.

[0018] Further, the elastic layer is preferably made of natural rubber or synthetic rubber.

[0019] Through the above scheme, the material of the elastic layer is limited, so that the elastic layer has good elasticity and compressibility, and can effectively absorb low-frequency vibration.

[0020] Further, the damping layer is preferably made of polyurethane material.

[0021] Through the above scheme, the material of the damping layer is limited, so that the damping layer has excellent elasticity and good damping performance, and can efficiently absorb vibration energy.

[0022] Compared with the prior art, the technical scheme of the application has the following beneficial effects:

[0023] The low-resonance high-heat-dissipation motor can reduce the transmission of mechanical vibration to reduce noise, and the vibration reduction platform can effectively achieve the effect of low resonance to reduce the influence of vibration on the overall stability and comfort of the treadmill. The elastic layer can absorb vibration energy and provide flexibility. The damping layer converts vibration energy into heat energy through internal friction to reduce vibration amplitude and resonance, improve overall vibration reduction effect, and ensure the stability and durability of the vibration reduction platform while maintaining the shape and position of the elastic layer and the damping layer. The heat dissipation mechanism makes the device have the functions of air cooling and water cooling combined heat dissipation, greatly improves the heat dissipation effect of the device, and not only reduces noise and resonance, but also improves the stability and comfort of the treadmill. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall front view structure of the structure of the application;

[0025] Figure 2 It is a schematic diagram of the overall side view structure of the structure of the application;

[0026] Figure 3 It is a schematic diagram of the overall bottom view structure of the structure of the application;

[0027] Figure 4 It is a schematic diagram of the partial sectional view structure of the structure of the application.

[0028] In the figure:

[0029] 1, brushless motor body; 2, elastic rubber sleeve; 3, vibration reduction platform; 301, steel base; 302, elastic layer; 303, damping layer; 304, steel plate; 305, positioning groove; 4, heat dissipation mechanism; 401, liquid tank; 402, submersible pump; 403, serpentine cooling pipe; 404, heat dissipation fin; 405, support; 406, air extractor; 407, liquid supplementing port; 408, liquid discharging port. DETAILED DESCRIPTION

[0030] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of the present application.

[0031] Please refer to Figure 1 , Figure 2 and Figure 3 A low-resonance high-heat-dissipation motor in the embodiment includes a brushless motor body 1. The shell of the brushless motor body 1 is made of high-strength alloy or composite material. The material of the shell of the brushless motor body 1 can not only reduce the weight of the brushless motor body 1, but also effectively reduce the frequency of vibration resonance, so that the device is suitable for use in a household treadmill. The outer surface of the brushless motor body 1 is fixedly connected with an elastic rubber sleeve 2. The outside of the elastic rubber sleeve 2 is provided with a damping platform 3 and a heat dissipation mechanism 4. The damping platform 3 includes a steel table 301 fixedly connected to the bottom of the elastic rubber sleeve 2. The bottom surface of the steel table 301 is fixedly connected with an elastic layer 302. The elastic layer 302 is preferably made of natural rubber or synthetic rubber. By limiting the material of the elastic layer 302, the elastic layer 302 has good elasticity and compressibility, and can effectively absorb low-frequency vibration. The bottom surface of the elastic layer 302 is fixedly connected with a damping layer 303. The damping layer 303 is preferably made of polyurethane material. By limiting the material of the damping layer 303, the damping layer 303 has excellent elasticity and good damping performance, and can efficiently absorb vibration energy. The bottom surface of the damping layer 303 is fixedly connected with a steel plate 304. Positioning grooves 305 are formed at the corners of the elastic layer 302, the damping layer 303 and the steel plate 304. The device can be positioned and installed at a suitable position inside the treadmill through the positioning grooves 305, which facilitates the installation of the device. The steel table 301 and the steel plate 304 are mainly used to provide structural support and ensure the stability and durability of the damping platform 3.

[0032] Please refer to Figure 2 , Figure 3 and Figure 4The heat dissipation mechanism 4 includes a liquid tank 401 fixedly connected to the upper surface of the elastic layer 302, one side of the liquid tank 401 is fixedly connected to one side of the steel stand 301, and the connection relationship of the liquid tank 401 is limited, so that the liquid tank 401 can be more firmly fixed in the specified position. The inner bottom wall of the liquid tank 401 is provided with two submersible pumps 402. The outer part of the brushless motor body 1 is provided with a serpentine cooling pipe 403. The two bottom ends of the serpentine cooling pipe 403 are respectively connected to the top ends of the two submersible pumps 402. The liquid tank 401 can store an appropriate amount of cooling liquid. When the two submersible pumps 402 are started, the cooling liquid in the liquid tank 401 can be circulated and delivered through the serpentine cooling pipe 403, so as to realize the effect of water cooling and heat dissipation. One side of the brushless motor body 1 is fixedly connected with a plurality of heat dissipation fins 404. The plurality of heat dissipation fins 404 can accelerate the heat transfer in the brushless motor body 1, so as to facilitate rapid heat dissipation of the brushless motor body 1. The outer surface of the serpentine cooling pipe 403 is fixedly connected to the inner wall of the plurality of heat dissipation fins 404. When the serpentine cooling pipe 403 is internally communicated with the cooling liquid, the cooling liquid can exchange heat with the heat dissipation fins 404, so as to realize the effect of rapidly cooling the heat dissipation fins 404, thereby optimizing the heat dissipation effect of the brushless motor body 1. The outer surfaces of the two sides of the steel stand 301 are fixedly connected with supports 405. The upper part of the brushless motor body 1 is provided with an air extractor 406 installed through the two supports 405. When the air extractor 406 is started, the air flow around the heat dissipation fins 404 can be accelerated, so as to accelerate the heat dissipation of the heat dissipation fins 404, and cooperate with the serpentine cooling pipe 403, so as to realize the effect of combined heat dissipation of air cooling and water cooling, and greatly improve the heat dissipation function of the device.

[0033] Please refer to Figure 2 , Figure 3 and Figure 4 , the top end of the liquid tank 401 is provided with a liquid supplementing port 407, and the top end of the liquid supplementing port 407 is provided with a sealing plug. The liquid supplementing port 407 can be used to add an appropriate amount of cooling liquid to the inside of the liquid tank 401, so as to facilitate the heat dissipation effect of the device. The bottom of the liquid tank 401 is provided with a liquid discharge port 408, and the output end of the liquid discharge port 408 is provided with a sealing plug. The liquid discharge port 408 can be used to conveniently discharge the cooling liquid in the liquid tank 401, so as to facilitate the regular replacement of the cooling liquid in the liquid tank 401.

[0034] The low resonance high heat dissipation type motor in the embodiment can reduce the transmission of mechanical vibration by the elastic rubber sleeve 2, thereby reducing noise, and can effectively achieve the effect of low resonance by the damping platform 3, reduce the influence of vibration on the overall stability and comfort of the treadmill, meet the needs of family use, the elastic layer 302 can absorb vibration energy and provide a certain flexibility to effectively isolate high-frequency vibration from the brushless motor body 1, the damping layer 303 converts vibration energy into heat energy through internal friction, thereby reducing vibration amplitude and resonance, the damping layer 303 can effectively reduce high-frequency vibration and improve overall damping effect, the steel stand 301 and the steel plate 304 can ensure the stability and durability of the damping platform 3, while maintaining the shape and position of the elastic layer 302 and the damping layer 303, preventing deformation or damage, and the heat dissipation mechanism 4 is provided to make the device have the functions of air cooling and water cooling combined heat dissipation, greatly improving the heat dissipation effect of the device, and being more practical.

[0035] The working principle of the above embodiment is as follows: first, add an appropriate amount of coolant to the liquid tank 401 through the liquid supplementing port 407, then position the device as a whole in the interior of the treadmill through the four positioning grooves 305, and connect the output shaft end of the brushless motor body 1 with the transmission assembly inside the treadmill, so that the brushless motor body 1 can drive the treadmill to operate when it is started, at the same time, the air extractor 406 and the submersible pump 402 are electrically connected with the circuit inside the treadmill through wires, then the two submersible pumps 402 and the air extractor 406 can be started to work, when the two submersible pumps 402 are started, the coolant inside the liquid tank 401 can be circulated and delivered through the serpentine cooling pipe 403, and the heat dissipation fins 404 can quickly conduct the heat generated during the operation of the brushless motor body 1, since the outer surface of the serpentine cooling pipe 403 is fixedly connected to the inner wall of the plurality of heat dissipation fins 404, the evaporation of heat in the heat dissipation fins 404 can be accelerated, at the same time, the start of the air extractor 406 can extract the gas below and deliver it upward, thereby accelerating the circulation of air around the heat dissipation fins 404 and improving the heat dissipation effect of the heat dissipation fins 404, thereby making the device have high-efficiency heat dissipation function, when the brushless motor body 1 works, vibration and noise will be generated, the elastic layer 302 can be used to absorb vibration energy and provide a certain flexibility to effectively isolate high-frequency vibration from the brushless motor body 1, the damping layer 303 can convert vibration energy into heat energy through internal friction, thereby reducing vibration amplitude and resonance, effectively reducing high-frequency vibration and improving overall damping effect, and the steel stand 301, the steel plate 304 and the elastic rubber sleeve 2 can realize a low resonance working environment, reduce the generation of noise, make the device suitable for household treadmills, and be more practical.

[0036] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the enclosed claims. That is, although the present application is described in terms of particular embodiments and illustrative figures, it should be apparent that the application can be varied in a multitude of ways. Such alterations, many of which will be apparent to those skilled in the art, can be based on current technology, and as such, this application should not be limited to the particular embodiments described herein, but should be understood to include all embodiments that are within the scope of the appended claims and their equivalents.

[0037] While the embodiments of the application have been shown and described herein, it will be understood by those skilled in the art that many changes, modifications, substitutions and alterations to these embodiments can be made without departing from the principles and spirits of the application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A low-resonance high-heat-dissipation motor comprising a brushless motor body (1), characterized in that: The outer surface of the brushless motor body (1) is fixedly connected with an elastic rubber sleeve (2), the outer surface of the elastic rubber sleeve (2) is provided with a damping platform (3) and a heat dissipation mechanism (4), the damping platform (3) comprises a steel base (301) fixedly connected to the bottom of the elastic rubber sleeve (2), the bottom surface of the steel base (301) is fixedly connected with an elastic layer (302), the bottom surface of the elastic layer (302) is fixedly connected with a damping layer (303), and the bottom surface of the damping layer (303) is fixedly connected with a steel plate (304); The heat dissipation mechanism (4) comprises a liquid tank (401) fixedly connected to the upper surface of the elastic layer (302), two submersible pumps (402) are mounted on the inner bottom wall of the liquid tank (401), the outer surface of the brushless motor body (1) is provided with a serpentine cooling pipe (403), the two bottom ends of the serpentine cooling pipe (403) are respectively connected with the top ends of the two submersible pumps (402), a plurality of heat dissipation fins (404) are fixedly connected to the side of the brushless motor body (1), the outer surface of the serpentine cooling pipe (403) is fixedly connected to the inner wall of the plurality of heat dissipation fins (404), and the outer surfaces of the two sides of the steel base (301) are fixedly connected with supports (405), and the upper side of the brushless motor body (1) is provided with an air extractor (406) mounted through the two supports (405).

2. The low-resonance high-heat-dissipation motor according to claim 1, characterized in that: The elastic layer (302), the damping layer (303) and the steel plate (304) are provided with positioning grooves (305) at the corners.

3. The low-resonance high-heat-dissipation motor according to claim 1, characterized in that: The side surface of the liquid tank (401) is fixedly connected with the side surface of the steel base (301).

4. The low-resonance high-heat-dissipation motor according to claim 1, characterized in that: The outer shell of the brushless motor body (1) is made of high-strength alloy or composite material.

5. The low-resonance high-heat-dissipation motor according to claim 1, characterized in that: The top end of the liquid tank (401) is provided with a liquid supplementing opening (407), and the top end of the liquid supplementing opening (407) is provided with a sealing plug.

6. The low-resonance high-heat-dissipation motor according to claim 1, characterized in that: The bottom of the liquid tank (401) is provided with a liquid discharging opening (408), and the output end of the liquid discharging opening (408) is provided with a sealing plug.

7. The low-resonance high-heat-dissipation motor according to claim 1, characterized in that: The elastic layer (302) is preferably made of natural rubber or synthetic rubber.

8. The low-resonance high-heat-dissipation motor according to claim 1, characterized in that: The damping layer (303) is preferably made of polyurethane material.

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