CN219584460U - Novel outboard engine - Google Patents

Abstract

The utility model provides a novel outboard engine, which comprises a motor assembly and a water device, wherein the water device comprises an outer shell, the motor assembly is fixedly assembled in the outer shell, and the outer shell is used as a motor shell of the motor assembly. The utility model has the advantages that: the motor outer shell of the motor assembly is directly integrated with the motor outer shell of the outboard engine to be unified by taking the outer shell as the motor shell of the motor assembly, so that the motor assembly omits the traditional motor outer shell, simplifies the integral structure of the motor assembly, optimizes the internal structure of the outboard engine, and further reduces the production cost; when the motor component works to generate heat, the heat is directly dissipated from the outer shell in a heat conduction mode, so that the heat dissipation speed and the heat dissipation effect of the motor component are improved.

Description

Novel outboard engine

[ field of technology ]

The utility model relates to the technical field of marine outboard engines, in particular to a novel outboard engine.

[ background Art ]

Outboard engines, as their name implies, refer to propulsion engines mounted on the outside of the hull (board), typically suspended on the outside of the transom, also known as outboard engines. The outboard engine has high integration level and simple installation and purchase, is the preferred power of personal leisure and entertainment boats, and is also widely applied to the field of commercial operation and government law enforcement. However, most of the existing outboard engines use a water cooling mode to radiate heat, so that not only is the radiating speed low, but also the internal structure of the outboard engine is complex and the manufacturing is very difficult.

For example, prior art CN 114313188A discloses an outboard engine for electric ship, which comprises a frame, wherein a motor, an inverter and a cooling shell are arranged on the water part of the frame, an electronic water pump is arranged on the underwater part of the frame, a water outlet of the electronic water pump is communicated with a water inlet of the cooling shell through a water inlet hose, and a water outlet of the cooling shell is communicated with a water outlet arranged on the frame through a water outlet hose. The electronic water pump, the water inlet hose and the water outlet hose are arranged in the outboard engine, so that the water cooling mode is poor in heat dissipation effect, the internal structure of the outboard engine is extremely complex, and the manufacturing cost is high.

In view of this, the present inventors have conducted intensive studies on the above problems, and have produced the present utility model.

[ utility model ]

The utility model aims to solve the technical problems of complex internal structure and poor heat dissipation effect of an outboard engine in the prior art, and provides a novel outboard engine which has a simple internal structure, high heat dissipation speed and good heat dissipation effect.

The utility model is realized in the following way: the utility model provides a novel outboard engine, includes motor element and water device, water device includes the shell body, motor element fixed assembly is in the inside of shell body, the shell body is as motor element's motor housing.

Further, the outer shell is made of aluminum alloy.

Further, glue is adopted between the motor component and the outer shell, and the motor component and the outer shell are encapsulated together through an encapsulating process.

Further, the motor assembly includes a rotor, windings, and a stator; the rotor is positioned at the axial position of the motor assembly, glue is adopted between the stator and the outer shell, the stator and the outer shell are encapsulated together through an encapsulating process, and the winding is assembled between the rotor and the stator.

Further, the device also comprises a control box; the control box is assembled on the top of the water device.

Further, a magnetic encoder is arranged above the motor assembly; the magnetic encoder is fixedly arranged at the middle position inside the outer shell, and the motor assembly and the magnetic encoder are electrically connected with the control box.

Further, the magnetic encoder comprises an encoder stator and an encoder rotor, wherein the encoder rotor is positioned below the encoder stator; the bottom end of the encoder rotor is clamped at the top end of the rotor of the motor assembly.

Further, the device also comprises an underwater device; the motor assembly is connected with the underwater device through the driving shaft, and the underwater device is connected with the bottom end of the water device in a sealing way.

Further, the device further comprises a shaft sleeve assembly, wherein the upper end of the shaft sleeve assembly is assembled at the bottom of the outer shell, the lower end of the shaft sleeve assembly is assembled at the top of the gear box, and the driving shaft penetrates through the shaft sleeve assembly and is connected with the underwater device.

Further, the underwater device comprises a gear box and a screw assembly, one end of the screw assembly is assembled inside the gear box and connected with the driving shaft, and the other end of the screw assembly is positioned outside the gear box.

The utility model has the advantages that:

1. according to the outboard engine, the outer shell is used as the motor shell of the motor assembly, and the motor outer shell of the motor assembly and the outer shell of the outboard engine are directly integrated and unified, so that the motor assembly omits the traditional motor outer shell, the integral structure of the motor assembly is simplified, the internal structure of the outboard engine is optimized, and the production cost is further reduced; when the motor component works to generate heat, the heat is directly dissipated from the outer shell in a heat conduction mode, so that the heat dissipation speed and the heat dissipation effect of the motor component are improved.

2. Glue is adopted between the motor component and the outer shell and is encapsulated together through an encapsulating process, wherein the glue contains ARALDITE CW 30334CI epoxy resin and ARADUR HW 30335CI curing agent, and the motor component is encapsulated in an assembling cavity in the outer shell; because the stator is internally provided with copper wires, iron cores and other materials, glue can completely permeate into all gaps between the copper wires inside the stator and the iron cores and between the iron cores and the outer shell, so that the motor assembly and the outer shell are tightly connected, and the over-high temperature of each heating component of the motor assembly caused by low heat conduction efficiency of air media and the like can be effectively prevented, thereby realizing high heat conduction and high heat dissipation effects of the stator of the motor assembly.

[ description of the drawings ]

The utility model will be further described with reference to examples of embodiments with reference to the accompanying drawings.

Fig. 1 is a cross-sectional view of an outboard engine of the present utility model.

Fig. 2 is a schematic view of the structure of the outboard engine of the present utility model.

Motor assembly 1, rotor 11, winding 12, stator 13,

A water device 2, an outer shell 21,

A control box 3,

Magnetic encoder 4, encoder stator 41, encoder rotor 42,

The underwater device 5, the gear box 51, the screw assembly 52, the connection end 521, the screw shaft 522, the screw end 523, the screw blade 524,

A driving shaft 6,

A sleeve assembly 7, a sleeve mount 71, a sleeve 72, and an oil seal 73.

[ detailed description ] of the utility model

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Referring to fig. 1 to 2, the present utility model provides a novel outboard engine, which comprises a motor assembly 1 and a water device 2, wherein the water device 2 comprises an outer shell 21, the motor assembly 1 is fixedly assembled in the outer shell 21, and the outer shell 21 is used as a motor shell of the motor assembly 1. According to the outboard engine, the outer shell 21 is used as the motor shell of the motor assembly 1, and the motor outer shell of the motor assembly 1 and the outer shell 21 of the outboard engine are directly integrated and unified, so that the motor assembly 1 omits a traditional motor outer shell, the integral structure of the motor assembly 1 is simplified, the internal structure of the outboard engine is optimized, and the production cost is further reduced; in addition, when the motor assembly 1 works to generate heat, the heat is directly dissipated from the outer housing 21 in a heat conduction mode, which is beneficial to improving the heat dissipation speed and heat dissipation effect of the motor assembly 1.

In the present utility model, the outer case 21 is made of aluminum alloy. The outer shell 21 made of aluminum alloy has high wind pressure resistance, assembly performance and corrosion resistance, and good heat conduction performance, and is beneficial to heat dissipation of the motor assembly 1. Preferably, in order to further improve the overall heat dissipation performance of the outboard engine, the outer housing 21 is made of aluminum alloy 6063.

In the present utility model, the motor assembly 1 and the outer housing 21 are encapsulated together by glue through an encapsulation process. The components of the glue contain ARALDITE CW 30334CI epoxy resin and ARADUR HW 30335CI curing agent, so that the glue has strong viscosity, and the motor assembly 1 can be firmly assembled inside the outer shell 21 by combining a potting process. Because the stator 13 is internally provided with copper wires, iron cores and other materials, glue can completely permeate into gaps between the copper wires inside the stator 13 and the iron cores and between the iron cores and the outer shell 21 so that the motor assembly 1 and the outer shell 21 are tightly connected, the temperature of each heating component of the motor assembly 1 caused by low heat conduction efficiency of air media and the like can be effectively prevented from being too high, and therefore high heat conduction and high heat dissipation effects of the stator 13 of the motor assembly 1 are achieved.

In the present utility model, the motor assembly 1 includes a rotor 11, windings 12, and a stator 13; the rotor 11 is located at the axial position of the motor assembly 1, the stator 13 and the outer shell 21 are encapsulated together through an encapsulation process by adopting glue, and the winding 12 is assembled between the rotor 11 and the stator 13. After the stator 13 of the motor assembly 1 is electrified, a magnetic field is generated, and the rotor 11 is driven to rotate, so that the underwater assembly is driven to work. According to the motor assembly 1 disclosed by the utility model, the stator 13 and the outer shell 21 are directly encapsulated together through the encapsulation process by adopting glue, and after a large amount of heat generated by energizing the stator 13 is directly dissipated from the outer shell 21 in a heat conduction mode, so that the outboard motor disclosed by the utility model has the advantages of more simple internal structure, high heat dissipation speed and high heat dissipation effect.

In the present utility model, a control box 3 is also included; the control box 3 is assembled on top of the water device 2. Through locating the control box 3 on the top of the water device 2, not only be convenient for control the motor assembly 1, effectively reduce the probability of intaking of control box 3 moreover. The phase and current of the motor assembly 1 can be changed when the motor assembly 1 is electrified through the operation of the control box 3, so that the purposes of controlling the rotating speed, the output torque, the power, the forward and reverse rotation and the like of the motor assembly 1 are achieved.

In the present utility model, a magnetic encoder 4 is mounted above the motor assembly 1; the magnetic encoder 4 is fixedly arranged at the middle position inside the outer shell 21, and the motor assembly 1 and the magnetic encoder 4 are electrically connected with the control box 3. For real-time acquisition of the temperature of the outboard engine and motor assembly 1, the stator 13 on the motor assembly 1 is equipped with a temperature sensor (not shown). The motor assembly 1, the magnetic encoder 4 and the temperature sensor are all electrically connected with the control box 3. Through the assembly of magnetic encoder 4 at the top of motor assembly 1, magnetic encoder 4 can gather motor assembly 1 data in real time, and motor assembly 1 and magnetic encoder 4 all are connected with control box 3 electricity for motor assembly 1's data can be fed back to on the control box 3 in real time.

In the present utility model, the magnetic encoder 4 includes an encoder stator 41 and an encoder rotor 42, the encoder rotor 42 being located below the encoder stator 41; the bottom of encoder rotor 42 joint in the top of the rotor 11 of motor assembly 1, when the rotor 11 of motor assembly 1 rotates, drive encoder rotor 42 and rotate together for magnetic encoder 4 can gather motor assembly 1's data in real time.

In the present utility model, an underwater device 5 is also included; the motor assembly 1 is connected with the underwater device 5 through the driving shaft 6, and the underwater device 5 is connected with the bottom end of the water device 2 in a sealing way. Through setting up the bottom sealing connection of device 5 and device 2 on water under water, can prevent that device 2 is inside to be intake on water, and then protection motor assembly 1.

In the present utility model, a shaft sleeve assembly 7 is further included, an upper end of the shaft sleeve assembly 7 is assembled at a bottom of the outer housing 21, a lower end of the shaft sleeve assembly 7 is assembled at a top of the gear box 51, and the driving shaft 6 passes through the shaft sleeve assembly 7 and is connected with the underwater device 5. The upper end of the driving shaft 6 is connected with the bottom end of the rotor 11, and the bottom end of the driving shaft 6 is connected with the underwater device 5. A water pump assembly is arranged in the traditional water-cooling type outboard engine, and water is conveyed upwards to the interior of the outboard engine through a water pump water outlet pipe so as to dissipate heat; the utility model adopts the mode of directly radiating the motor assembly 1, omits the traditional water pump assembly, optimizes the internal structure of the outboard engine by arranging the shaft sleeve assembly 7 between the water device 2 and the underwater device 5, and improves the coaxiality of the rotor 11 and the driving shaft 6 by arranging the top end of the driving shaft 6 to be connected with the rotor 11, and the driving shaft 6 passes through the shaft sleeve assembly 7 and is connected with the connecting end 521, so that the shaft sleeve assembly 7 can also improve the coaxiality of the rotor 11 and the driving shaft 6, thereby improving the rotation smoothness of the driving shaft 6.

In the present utility model, the bushing assembly 7 includes a bushing boss 71 and a bushing 72, the bushing boss 71 is assembled to the bottom of the outer housing 21, and the bushing 62 is assembled to the top of the gear case 31.

In the present utility model, an oil seal 73 is further provided between the boss 71 and the drive shaft 6. The oil seal 73 not only plays a role of sealing, but also can prevent external water from entering the inside of the gear case 51 through the boss 71 by providing the oil seal 73 for preventing the lubricating oil in the gear case 51 from flowing into the inside of the motor assembly 1. In yet another form, the oil seal 73 may not be assembled between the boss 71 and the drive shaft 6, and the lubricant of the gear box 51 may enter the motor assembly 1, and the lubricant may directly contact the rotor 11, thereby cooling the motor assembly 1.

In the present utility model, the underwater device 5 includes a gear box 51 and a screw assembly 52, one end of the screw assembly 52 is assembled inside the gear box 51 and connected to the driving shaft 6, and the other end of the screw assembly 52 is located outside the gear box 51. The screw assembly 52 includes a connection end 521, a screw shaft 522, and a screw end 523, one end of the screw shaft 522 is connected to the connection end 521, and the other end of the screw shaft 522 is connected to the screw end 523; the connection end 521 is located inside the gear case 51, the screw end 523 is located outside the gear case 51, and a plurality of screw blades 524 are provided on the screw end 523. Preferably, the drive shaft 6 and the connecting end 521 are connected by a gear engagement. After the motor assembly 1 is started, the driving shaft 6 rotates to drive the connecting end 521, and further drive the screw shaft 522 to rotate, and the screw shaft 522 drives the plurality of screw blades 524 on the screw end 523 to rotate to generate thrust to the water.

Working principle of wind-cooling type outboard motor: the control box is electrified to the motor assembly 1, the motor assembly 1 drives the screw assembly 52 of the underwater device 5 to rotate through the driving shaft 6, so that the advancing and retreating functions of the outboard engine are realized, and a large amount of heat generated in the electrifying process of the motor assembly 1 is directly conducted out through the heat conduction of the outer shell 21, so that heat dissipation is carried out.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that the specific embodiments described are illustrative only and not intended to limit the scope of the utility model, and that equivalent modifications and variations of the utility model in light of the spirit of the utility model will be covered by the claims of the present utility model.

Claims (10)

1. The utility model provides a novel outboard engine, includes motor element and device on water, its characterized in that: the water device comprises an outer shell, the motor assembly is fixedly assembled in the outer shell, and the outer shell is used as a motor shell of the motor assembly.

2. The novel outboard engine as set forth in claim 1, wherein: the outer shell is made of aluminum alloy.

3. The novel outboard engine as set forth in claim 1, wherein: glue is adopted between the motor component and the outer shell, and the motor component and the outer shell are encapsulated together through an encapsulation process.

4. A novel outboard engine as claimed in claim 3, wherein: the motor assembly includes a rotor, windings, and a stator; the rotor is positioned at the axial position of the motor assembly, glue is adopted between the stator and the outer shell, the stator and the outer shell are encapsulated together through an encapsulating process, and the winding is assembled between the rotor and the stator.

5. The novel outboard engine as set forth in claim 4, wherein: the device also comprises a control box; the control box is assembled on the top of the water device.

6. The novel outboard engine as set forth in claim 5, wherein: a magnetic encoder is arranged above the motor assembly; the magnetic encoder is fixedly arranged at the middle position inside the outer shell, and the motor assembly and the magnetic encoder are electrically connected with the control box.

7. The novel outboard engine as set forth in claim 6, wherein: the magnetic encoder comprises an encoder stator and an encoder rotor, wherein the encoder rotor is positioned below the encoder stator; the bottom end of the encoder rotor is clamped at the top end of the rotor of the motor assembly.

8. The novel outboard engine as set forth in claim 7, wherein: the device also comprises an underwater device; the motor assembly is connected with the underwater device through the driving shaft, and the underwater device is connected with the bottom end of the water device in a sealing way.

9. The novel outboard engine as set forth in claim 8, wherein: the device further comprises a shaft sleeve assembly, wherein the upper end of the shaft sleeve assembly is assembled at the bottom of the outer shell, the lower end of the shaft sleeve assembly is assembled at the top of the gear box, and the driving shaft penetrates through the shaft sleeve assembly and is connected with the underwater device.

10. The novel outboard engine as set forth in claim 9, wherein: the underwater device comprises a gear box and a screw assembly, one end of the screw assembly is assembled inside the gear box and connected with the driving shaft, and the other end of the screw assembly is positioned outside the gear box.