阅读说明：本技术 一种电动船驱动模块 (Electric ship driving module ) 是由 宋星驰 王百杰 肖霆 王晨卉 陈誉 于 2020-05-14 设计创作，主要内容包括：本发明公开了一种电动船驱动模块,包括电机和功率模块,电机与功率模块一体化设计,中间通过安装支架连接；电机壳体的上端面上设置有电缆进线口、电机冷却水进水口、第一电磁屏蔽条安装槽,第一电磁屏蔽条安装槽设置有第一电磁屏蔽条,电机壳体外设置有电机冷却水出水口；功率模块外壳上设置有功率模块冷却水进水口、控制信号接口、直流电输入接口,功率模块外壳下端面设置有功率模块冷却水出水口和电缆出线口；本发明将电机和功率模块进行一体化设计,集成度高,内部水路直接相连,连接接口处采用平面密封,添加密封圈,密封简单可靠；整个模块结构简单,装配方便,功率密度大,体积小,便于市场推广。(The invention discloses an electric ship driving module, which comprises a motor and a power module, wherein the motor and the power module are integrally designed and are connected through a mounting bracket; the upper end surface of the motor shell is provided with a cable inlet, a motor cooling water inlet and a first electromagnetic shielding strip mounting groove, the first electromagnetic shielding strip mounting groove is provided with a first electromagnetic shielding strip, and the motor shell is externally provided with a motor cooling water outlet; the power module shell is provided with a power module cooling water inlet, a control signal interface and a direct current input interface, and the lower end surface of the power module shell is provided with a power module cooling water outlet and a cable outlet; the motor and the power module are integrally designed, the integration level is high, the internal water paths are directly connected, the connection interface is sealed by a plane, and a sealing ring is added, so that the sealing is simple and reliable; the whole module has the advantages of simple structure, convenience in assembly, high power density, small size and convenience in market popularization.)

1. An electric ship drive module characterized in that: the motor comprises a motor (2) and a power module (1) which are integrated, wherein a power module shell (15) of the power module (1) is connected to a motor shell (10) of the motor (2) through a mounting bracket (3);

the upper end surface of the motor shell (10) is provided with a motor shell mounting hole (14), a cable inlet (12), a motor cooling water inlet (11) and a first electromagnetic shielding strip mounting groove (13) surrounding the cable inlet (12);

a power module cooling water inlet (17), a control signal interface (18) and a direct current input interface (19) are respectively formed in the side face of the power module shell (15), a power module cooling water outlet (22) and a cable outlet (20) are formed in the lower end face of the power module shell (15), and a second electromagnetic shielding strip mounting groove (21) is formed in the upper end face of the power module shell (15);

the first electromagnetic shielding strip mounting groove (13) and the second electromagnetic shielding strip mounting groove (21) are respectively provided with an electromagnetic shielding strip;

installing support (3) on be provided with installing support mounting hole (4), power module fixed orifices (5), with installing support cooling water inlet (6) of power module cooling water delivery port (22) adaptation, with installing support cooling water delivery port (8) of motor cooling water inlet (11) adaptation to and encircle first seal ring mounting groove (7) and second sealing washer mounting groove (9) of installing support cooling water inlet (6) and installing support cooling water delivery port (8) respectively, first seal ring mounting groove (7) and second sealing washer mounting groove (9) in be provided with the sealing washer respectively.

2. An electric boat drive module as claimed in claim 1, characterized in that the cable inlet (12) is aligned with the cable outlet (20).

3. An electric boat drive module as claimed in claim 1, characterized in that the mounting bracket (3) is connected and fixed to the motor housing (10) and the power module housing (15) by means of screws.

Technical Field

The invention belongs to the technical field of electric ships, and particularly relates to a full-electric ship driving module.

Background

In the era of rapid development of global economy, international cargo communication is more and more frequent, the number of ships required for transporting materials is more and more, and meanwhile, the environmental pollution caused by waste discharged by ships is more and more serious.

The new energy of electric power is gradually replacing petrochemical fuel at present with increasingly tense energy and serious pollution day by day due to the characteristics of low energy consumption and no pollution, and becomes a star vehicle in the 21 st century.

The electric ship replaces petrochemical fuel with new electric energy as power energy, has various advantages of the new electric energy, and a large amount of manpower and material resources are input to research and development in many domestic scientific research institutes, so that certain progress is achieved.

The driving module is taken as a core component of the electric ship and is always the focus of attention of researchers, and the electric driving module developed in the current market has the defects of low integration level, complex cooling system, small volume, high power density, complex installation and the like.

Disclosure of Invention

The invention aims to design a full-electric ship driving module, which solves the problems of low integration level, complex cooling system, difficult device installation and disassembly, large volume, low power density, serious electromagnetic radiation, high manufacturing cost and the like of the conventional full-electric ship driving module.

The technical scheme adopted by the invention for solving the technical problems is as follows: a driving module of an electric ship comprises a motor and a power module which are of an integrated structure, wherein a power module shell of the power module is connected to a motor shell of the motor through a mounting bracket; the upper end surface of the motor shell is provided with a motor shell mounting hole, a cable inlet, a motor cooling water inlet and a first electromagnetic shielding strip mounting groove surrounding the cable inlet; the power module shell has the function of a water cooling plate, the side surface of the power module shell is respectively provided with a power module cooling water inlet, a control signal interface and a direct current input interface, the lower end surface of the power module shell is provided with a power module cooling water outlet and a cable outlet, and the upper end surface of the power module shell is provided with a second electromagnetic shielding strip mounting groove; the first electromagnetic shielding strip mounting groove and the second electromagnetic shielding strip mounting groove are respectively provided with an electromagnetic shielding strip; the mounting bracket on be provided with mounting bracket mounting hole, power module fixed orifices, with the mounting bracket cooling water inlet of power module cooling water delivery port adaptation, with the mounting bracket cooling water delivery port of motor cooling water inlet adaptation and encircle first seal ring mounting groove and the second sealing washer mounting groove of mounting bracket cooling water inlet and mounting bracket cooling water delivery port respectively, first seal ring mounting groove and second sealing washer mounting groove in be provided with the sealing washer respectively.

The power module shell of the electric ship driving module is internally provided with a direct current row assembly through a direct current row fixing plate, the direct current row assembly comprises a direct current incoming line copper bar and a direct current outgoing line copper bar, the surfaces of the direct current incoming line copper bar and the direct current outgoing line copper bar are subjected to spraying treatment, and a magnetic ring capacitor is embedded outside the copper bar to achieve the effect of electromagnetic compatibility.

According to the electric ship driving module, the cable inlet is aligned with the cable outlet.

According to the electric ship driving module, the mounting bracket is fixedly connected with the motor shell and the power module shell through bolts and then is integrated.

The invention has the beneficial effects that:

the invention has the advantages that 1, the motor and the power module of the driving module are integrally designed, the motor and the power module are connected into a whole through the mounting bracket, the water channel of the power module is directly connected with the water channel of the motor in a plane sealing manner, the connection is simple, convenient and high in reliability, and meanwhile, a water nozzle and a water pipe for transition connection are omitted, so that the space volume of the whole driving module is smaller, the power density is higher, and the cost is lower;

2, the electromagnetic shielding strips are arranged on the connecting matching surface of the power module shell and the motor shell and the connecting matching surface of the power module top cover and the power module shell, so that the electromagnetic leakage is low, and the damage of electromagnetic radiation to a human body is reduced;

3, the power module shell and the water cooling plate are integrally designed and manufactured, so that the power module shell has the function of the water cooling plate, water can directly enter the water cooling plate when entering the shell, and a water nozzle and a water pipe do not need to be separately used for transition;

4, the invention has simple structure, easy assembly, convenient disassembly and maintenance, high reliability, small volume and high power density, and is beneficial to market popularization.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a right side view of the present invention;

FIG. 3 is a top view of the motor of the present invention;

FIG. 4 is a front view of the power module of the present invention;

FIG. 5 is a right side view of the power module of the present invention;

FIG. 6 is a top view of the power module housing of the present invention;

FIG. 7 is a sectional view taken along the line A-A in FIG. 6;

FIG. 8 is a bottom view of the power module housing of the present invention;

fig. 9 is a top view of the mounting bracket of the present invention.

The figures are numbered: 1-power module, 2-motor, 3-installing support, 4-installing support mounting hole, 5-power module fixed orifices, 6-installing support cooling water inlet, 7-first sealing washer mounting groove, 8-installing support cooling water outlet, 9-second sealing washer mounting groove, 10-motor casing, 11-motor cooling water inlet, 12-cable inlet, 13-first electromagnetic shield strip mounting groove, 14-motor casing mounting hole, 15-power module casing, 16-power module top cap, 17-power module cooling water inlet, 18-control signal interface, 19-direct current input interface, 20-cable outlet, 21-second electromagnetic shield strip mounting groove, 22-power module cooling water outlet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, the electric ship driving module disclosed by the invention comprises a motor 2 and a power module 1 which are integrally designed, and a mounting bracket 3 for connecting the motor 2 and the power module 1.

Referring to fig. 3, the motor 2 includes a motor housing 10, a motor housing mounting hole 14, a cable inlet 12, a motor cooling water inlet 11, and a first electromagnetic shielding strip mounting groove 13 surrounding the cable inlet 12 are formed in an upper end surface of the motor housing 10, and the first electromagnetic shielding strip mounting groove 13 is provided with a first electromagnetic shielding strip.

Referring to fig. 4 to 8, power module 1 include power module casing 15 and power module top cap 16, power module casing 15 and power module top cap 16 constitute the power module shell with installing support 3 adaptation, power module casing 15 and water-cooling board carry out integrated design and manufacturing, make power module casing 15 have the water-cooling board function, power module casing 15 side be provided with power module cooling water inlet 17, control signal interface 18 and direct current input interface 19, power module casing 15 lower terminal surface be provided with power module cooling water delivery port 22 and cable outlet 20, power module casing 15 up end be provided with second electromagnetic shield strip mounting groove 21, second electromagnetic shield strip mounting groove 21 in be provided with the second electromagnetic shield strip.

Referring to fig. 9, the mounting bracket 3 is provided with a mounting bracket mounting hole 4, a power module fixing hole 5, a mounting bracket cooling water inlet 6 adapted to the power module cooling water outlet 22, a mounting bracket cooling water outlet 8 adapted to the motor cooling water inlet 11, a first sealing ring mounting groove 7 and a second sealing ring mounting groove 9 surrounding the mounting bracket cooling water inlet 6 and the mounting bracket cooling water outlet 8, and a first sealing ring and a second sealing ring are respectively arranged in the first sealing ring mounting groove 7 and the second sealing ring mounting groove 9.

The connection relation of each component of the invention is as follows: the power module 1 and the motor 2 are connected by a mounting bracket 3. When in connection, the mounting bracket cooling water inlet 6 is aligned with the power module cooling water outlet 22, the mounting bracket cooling water outlet 8 is aligned with the motor cooling water inlet 11, the cable inlet 12 of the motor shell 10 is aligned with the cable outlet 20 on the lower end face of the power module shell 15, the first and second sealing rings are arranged in the first and second sealing ring mounting grooves before connection and fastening, the first and second electromagnetic shielding strips are arranged in the first and second electromagnetic shielding strip mounting grooves, and the first and second sealing rings and the first and second electromagnetic shielding strips are tightly pressed through bolt fixing.

The mounting bracket 3 is fixedly connected with the motor shell 10 and the power module shell 15 through bolts, the water inlets and the water outlets among the fixed motor 2, the mounting bracket 3 and the power module 1 are directly connected in pairs, and the water path of the whole driving module is integrated and does not need redundant water nozzles and water pipes for connection; the inlet and outlet cable ports between the motor 2, the mounting bracket 3 and the power module 1 are directly connected in pairs, and redundant cables, water nozzles and water pipes are not needed for connection.

The electric ship driving module provided by the invention is integrally designed, the integration level is high, the module is subjected to electromagnetic radiation prevention treatment at a position where electromagnetic leakage possibly occurs, and the electromagnetic leakage rate is low; meanwhile, the module adopts a plane sealing method to communicate and seal the water path, so that all cooling pipelines and water nozzles in the middle are omitted, the module structure is greatly simplified, the module reliability is enhanced, the space is greatly saved, and the module power density is obviously improved; the whole module is simple in structure, high in production and assembly efficiency and beneficial to market popularization.

The installation process of the driving module comprises the following steps:

the first step is as follows: firstly, the motor 2 is assembled, a first electromagnetic shielding strip is arranged in a first electromagnetic shielding strip mounting groove 13 at the top end of the motor shell 10, the upper end of the motor shell 10 is fixedly mounted with the mounting bracket 3 through bolts, a second sealing ring is mounted in a second sealing ring mounting groove 9 around a cooling water outlet 8 of the mounting bracket 3 before mounting, and a first sealing ring is mounted in a first sealing ring mounting groove 7 around a cooling water inlet 6 of the mounting bracket.

The second step is that: then, the power module 1 is assembled, the control signal interface 18 and the direct current input interface 19 are installed at corresponding positions of the power module housing 15 of the power module 1, and finally, the power module top cover 16 is covered.

The third step: the power module 1 is installed on the installation bracket 3 through bolts, the power module 1 is connected with the motor 2 through cables, and the cables penetrate through a cable outlet 20 on the lower end face of the power module shell 15 and a motor cable inlet 12 on the motor shell 10.

The above-described embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be applied, and it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the inventive concept of the present invention, and these embodiments are within the scope of the present invention.