阅读说明：本技术 一种转向架轴端柱式永磁发电装置 (Bogie axle end post formula permanent magnet power generation device ) 是由 苗秀娟 孙国营 昝壮 于 2020-11-13 设计创作，主要内容包括：本发明的转向架轴端柱式永磁发电装置,包括定子组件、转子组件、机罩和承载鞍,承载鞍固装在转向架上,转子组件安装在转轴的轴端端盖的端面并随转轴同心转动,定子组件安装在机罩上,机罩安装在承载鞍上,定子组件与转子组件相互套合并形成径向间隙。本发明具有轴向尺寸小,体积小,生产成本低,可靠性高,维护简单,实用性强且不会改变车轴原有内部结构等优点,实现了由机械能转化为电能的目的；本发明安装有电磁线圈的机罩不以转轴为安装基础,根据对电能所需,可在一定空间内增大永磁铁及相应的电磁线圈的尺寸；本发明的发电装置内安设有散热结构,及时将发电过程中产生的热能散出,避免热量过高影响发电效果。(The invention discloses a bogie shaft end column type permanent magnet power generation device which comprises a stator assembly, a rotor assembly, a hood and a bearing saddle, wherein the bearing saddle is fixedly arranged on a bogie, the rotor assembly is arranged on the end surface of a shaft end cover of a rotating shaft and rotates concentrically with the rotating shaft, the stator assembly is arranged on the hood, the hood is arranged on the bearing saddle, and the stator assembly and the rotor assembly are mutually sleeved to form a radial gap. The invention has the advantages of small axial size, small volume, low production cost, high reliability, simple maintenance, strong practicability, no change of the original internal structure of the axle and the like, and realizes the purpose of converting mechanical energy into electric energy; the hood provided with the electromagnetic coil does not use the rotating shaft as an installation basis, and the sizes of the permanent magnet and the corresponding electromagnetic coil can be increased in a certain space according to the requirement on electric energy; the heat dissipation structure is arranged in the power generation device, so that heat energy generated in the power generation process is dissipated in time, and the power generation effect is prevented from being influenced by overhigh heat.)

1. The utility model provides a bogie axle head post formula permanent magnet power generation device which characterized in that: including stator module (1), rotor subassembly (2), aircraft bonnet (3) and bear saddle (4), bear saddle (4) and adorn admittedly on bogie (5), rotor subassembly (2) are installed at the outer terminal surface of axle head end cover (7) of pivot (6) and are rotated along with pivot (6) are concentric, stator module (1) is installed on aircraft bonnet (3), install on bearing saddle (4) aircraft bonnet (3), stator module (1) and rotor subassembly (2) are registrated each other and are formed radial gap.

2. The bogie shaft-end column type permanent magnet power generation device as recited in claim 1, wherein: the stator assembly (1) comprises an electromagnetic coil (11), a coil rear cover (12) and a coil front cover (13), wherein the electromagnetic coil (11) is embedded in the hood (3) through the coil rear cover (12) and the coil front cover (13).

3. The bogie axle-end column permanent magnet power plant of claim 2, wherein: the electromagnetic coil is characterized in that a through hole (31) for placing the electromagnetic coil (11) is formed in the hood (3), a placing groove (311) for placing the coil rear cover (12) is formed in the through hole (31) in an expanding mode, and the coil rear cover (12) and the coil front cover (13) are detachably connected with the hood (3).

4. The bogie axle-end column permanent magnet power plant of claim 3, wherein: and the coil rear cover (12) and the coil front cover (13) are connected with the hood (3) through fastening bolts.

5. The bogie shaft end column type permanent magnet power generation device according to any one of claims 2 to 4, wherein: rotor subassembly (2) include permanent magnet (21) and permanent magnet installation base (22), permanent magnet (21) can dismantle the connection on permanent magnet installation base (22), permanent magnet installation base (22) can dismantle the connection on axle head end cover (7), permanent magnet (21) with solenoid (11) registrate each other and form radial gap.

6. The bogie shaft-end column type permanent magnet power generation device as recited in claim 5, wherein: install radiator fan (221) on permanent magnet installation base (22), aircraft bonnet (3) bottom is connected with air inlet cover (32), air outlet (131) have been seted up on coil front shroud (13).

7. The bogie shaft-end column type permanent magnet power generation device according to any one of claims 1 to 4, wherein: be equipped with locating pin (41) on bearing saddle (4), be equipped with on aircraft bonnet (3) with locating pin (41) matched with pinhole (33).

8. The bogie shaft-end column type permanent magnet power generation device as recited in claim 6, wherein: be equipped with locating pin (41) on bearing saddle (4), be equipped with on aircraft bonnet (3) with locating pin (41) matched with pinhole (33).

Technical Field

The invention relates to the technical field of power generation of railway vehicles, in particular to a bogie shaft end column type permanent magnet power generation device.

Background

The continuous breakthrough of rail train's speed, the energy consumption that brings thereupon also constantly increases, in order to let the steady operation of guaranteeing the train, satisfies the holistic power supply needs of train, make full use of train kinetic energy improves the conveying efficiency, consequently designs a reasonable and practical bogie axle head power generation facility and has important meaning.

In the prior art, a power generation device arranged on a bogie needs to be arranged on the bogie independently and adopts belt transmission, so that a bogie shaft needs to be designed independently; the matching of the dynamic parameters of the motor is difficult because the motor cannot be centrosymmetric on the bogie. Meanwhile, the dynamic performance of the bogie is deteriorated due to the increase of the quality of the springs of the motor. Moreover, the bogie with the power generation device on the bogie is generally a passenger car bogie, and the framework of the bogie is of an integral structure and can be fixed and installed; for a truck, such as a three-piece truck, the conventional truck power plant cannot be installed because the frame is deformed into a diamond shape.

The patent 'a railway freight car axle head disk permanent magnet power generation device (patent number: 201210561240. X)' installs power generation facility on the train axletree, has solved power generation facility and has taken up the great space of bogie, the axle is designed alone, problem such as the unable installation of freight car bogie, but the device covers stator structure and rotor structure inside the axle box end cover, and through axle box end cover and the axle box bearing frame of cover locating on the axletree fixed connection, axle box end cover uses the axletree as the installation basis, this structure makes axle box bearing frame, stator structure, rotor structure and axletree diameter need supporting the use.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the defects in the prior art and provides a bogie shaft end column type permanent magnet power generation device which does not occupy the space of a bogie, does not need to design a shaft independently and does not use an axle as an installation base for an axle box end cover and can dissipate heat in time.

In order to solve the technical problems, the invention adopts the following technical scheme: the bogie shaft end column type permanent magnet power generation device comprises a stator assembly, a rotor assembly, a hood and a bearing saddle, wherein the bearing saddle is fixedly arranged on a bogie, the rotor assembly is arranged on the outer end face of a shaft end cover of a rotating shaft and rotates concentrically with the rotating shaft, the stator assembly is arranged on the hood, the hood is arranged on the bearing saddle, and the stator assembly and the rotor assembly are mutually sleeved to form a radial gap.

Preferably, the stator assembly includes an electromagnetic coil, a coil rear cover and a coil front cover, and the electromagnetic coil is embedded in the housing by the coil rear cover and the coil front cover.

Preferably, a through hole for placing the electromagnetic coil is formed in the hood, a placing groove for placing the coil rear cover is formed in the through hole in an expanding mode, and the coil rear cover and the coil front cover are both detachably connected with the hood.

Preferably, the coil rear cover and the coil front cover are both connected to the housing by fastening bolts.

Preferably, the rotor subassembly includes permanent magnet and permanent magnet installation base, the permanent magnet can dismantle the connection on the permanent magnet installation base, the permanent magnet installation base can dismantle the connection on the axle head end cover, the permanent magnet with solenoid registrates each other and forms radial gap.

Preferably, a heat dissipation fan is installed on the permanent magnet installation base, the bottom of the hood is connected with an air inlet hood, and an air outlet is formed in the coil front hood.

Preferably, the bearing saddle is provided with a positioning pin, and the hood is provided with a pin hole matched with the positioning pin.

Compared with the prior art, the invention has the advantages of small axial size, small volume, low production cost, high reliability, simple maintenance, strong practicability, no change of the original internal structure of the axle and the like, and realizes the purpose of converting mechanical energy into electric energy; the hood provided with the electromagnetic coil does not use the rotating shaft as an installation basis, and the sizes of the permanent magnet and the corresponding electromagnetic coil can be increased in a certain space according to the requirement on electric energy; the heat dissipation structure is arranged in the power generation device, so that heat energy generated in the power generation process is dissipated in time, and the power generation effect is prevented from being influenced by overhigh heat.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is an exploded view of the power plant of the present invention;

fig. 3 is a schematic view of the standing groove of the present invention;

fig. 4 is a schematic view of rectification according to the present invention.

Illustration of the drawings:

1. a stator assembly; 11. an electromagnetic coil; 12. a coil rear cover; 13. a coil front cover; 131. an air outlet; 2. a rotor assembly; 21. a permanent magnet; 22. a permanent magnet mounting base; 221. a heat radiation fan; 3. a hood; 31. a through hole; 311. a placement groove; 32. an air inlet cover; 33. a pin hole; 4. a bearing saddle; 41. positioning pins; 5. a bogie; 6. a rotating shaft; 7. and (4) end covers of the shaft ends.

Detailed Description

The present invention will be described in further detail with reference to the drawings and specific embodiments, and it is to be understood that the described embodiments are only a few embodiments of the present invention, rather than the entire embodiments, and that all other embodiments obtained by those skilled in the art based on the embodiments of the present invention without inventive work fall within the scope of the present invention.

As shown in fig. 1 and 2, the bogie shaft-end column type permanent magnet power generation device of the embodiment includes a stator assembly 1, a rotor assembly 2, a bonnet 3 and a bearing saddle 4, the bearing saddle 4 is fixedly mounted on a bogie 5, the rotor assembly 2 is mounted on an outer end face of a shaft-end cover 7 of a rotating shaft 6 and rotates concentrically with the rotating shaft 6, the stator assembly 1 is mounted on the bonnet 3, the bonnet 3 is mounted on the bearing saddle 4, and the stator assembly 1 and the rotor assembly 2 are mutually sleeved to form a radial gap. Rotor assembly 2 installs the terminal surface in pivot 6 in this embodiment, stator assembly 1 installs on aircraft bonnet 3, it is fixed with stator assembly 1 through bearing saddle 4, and the height between the bottom of aircraft bonnet 3 to the top of bearing saddle 4 is less than the height between pivot 6 bottommost to bogie 5 top, consequently, the space of occuping bogie 5 top has been avoided, the design height of whole automobile body has been reduced, only install the terminal surface at the axle head end cover 7 of pivot 6 in this embodiment for rotor assembly 2, aircraft bonnet 3 does not use pivot 6 as the installation basis, therefore, when needing to satisfy great electric energy, can increase the size of solenoid 11 when not surpassing in the space between pivot 6 bottom to bogie 5 top in the permanent magnet 21. In the embodiment, the rotor assembly 2 is arranged outside the shaft end cover 7 of the rotating shaft 6, so that the rotor assembly is convenient to mount and dismount.

As shown in fig. 2, the stator assembly 1 includes an electromagnetic coil 11, a coil rear cover 12, and a coil front cover 13, and the electromagnetic coil 11 is fitted into the housing 3 by the coil rear cover 12 and the coil front cover 13. The housing 3 in this embodiment acts as a carrier for the electromagnetic coil 11, with the result that the electromagnetic coil 11 is mounted separately from the rotor.

As shown in fig. 2 and 3, a through hole 31 for placing the electromagnetic coil 11 is formed in the hood 3, a placing groove 311 for placing the coil rear cover 12 is formed in the through hole 31 in an expanded manner, and both the coil rear cover 12 and the coil front cover 13 are detachably connected to the hood 3. The solenoid 11 is preferably fixed.

Wherein, the coil rear cover 12 and the coil front cover 13 are connected with the hood 3 through fastening bolts. Make things convenient for the dismouting of stator.

As shown in fig. 2, the rotor assembly 2 includes a permanent magnet 21 and a permanent magnet mounting base 22, the permanent magnet 21 is detachably connected to the permanent magnet mounting base 22, the permanent magnet mounting base 22 is detachably connected to the shaft end cover 7, and the permanent magnet 21 and the electromagnetic coil 11 are mutually sleeved to form a radial gap. The structure facilitates the disassembly and assembly of the permanent magnet 21, the permanent magnet 21 generates induced electromotive force when rotating, and the wiring terminal of the electromagnetic coil 11 forms a control loop to generate the current.

As shown in fig. 2, the permanent magnet installation base 22 is provided with a heat dissipation fan 221, the bottom of the hood 3 is connected with an air inlet hood 32, and the coil front hood 13 is provided with an air outlet 131. In this embodiment, the air inlet cover 32 is provided with a plurality of small air inlet holes, and the air inlet holes and the air outlet 131 enable air flow to form internal circulation, thereby facilitating the internal heat dissipation of the power generation device and avoiding affecting the power generation effect.

As shown in fig. 2 and 3, the bearing saddle 4 is provided with a positioning pin 41, and the hood 3 is provided with a pin hole 33 that is engaged with the positioning pin 41. When the mounting is carried out, the positioning pin 41 is inserted into the pin hole 33 to facilitate positioning, and then the fastening bolt between the bearing saddle 4 and the hood 3 is tightened.

When the automobile steering wheel specifically works, when the automobile is in operation, the rotating shaft 6 rotates to drive the permanent magnet 21 to rotate concentrically, the electromagnetic coil 11 is installed on the engine cover 3 through the coil front cover 13 and the coil rear cover 12, the permanent magnet 21 is sleeved in the electromagnetic coil 11, a certain radial gap is reserved between the permanent magnet 21 and the electromagnetic coil 11, meanwhile, the engine cover 3 is connected with the bearing saddle 4 through a bolt, the bearing saddle 4 is connected with the steering frame 5 through a bolt, in a normal mode, the rotating shaft 6 drives the shaft end cover 7 and the permanent magnet 21 to rotate concentrically, the permanent magnet 21 rotates to generate induced electromotive force, and the wiring end of the electromagnetic coil 11 forms a; when the expected power supply amount cannot be met, the electromagnetic coil 11 and the permanent magnet 21 can generate voltages with different inductions of 2 times in a parallel connection mode, and a larger power generation amount is achieved to meet the power utilization requirement for operation; the electricity induced by the whole motor is alternating current, and the voltage drop can be changed into three voltage forms of 24V, 12V or 5V by rectification and transformation of a circuit in the later period. By the rectified voltage: 1. when above the battery voltage, the generator may provide power to the battery; 2. when the voltage is lower than the battery voltage, the motor current can be separated from the battery through the circuit, the normal working state of the battery is not influenced, and a circuit diagram is shown in fig. 4.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-described embodiments. Modifications and variations that may occur to those skilled in the art without departing from the spirit and scope of the invention are to be considered as within the scope of the invention.