阅读说明：本技术 一种转向架轴端盘式发电装置 (Bogie shaft end disc type 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：本发明公开了一种转向架轴端盘式发电装置,包括转子组件、定子组件和承载鞍,转子组件安装在转轴的轴端端盖的外端面并随转轴转动,承载鞍的一端可拆卸安装定子组件,承载鞍的另一端固装在转向架上,转子组件与定子组件同轴并列且形成轴向间隙。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绕组的外罩不以转轴为安装基础,根据对电能的所需,可在一定空间内增大盘式永磁铁及相应的电磁线圈绕组的尺寸。(The invention discloses a bogie shaft end disc type power generation device which comprises a rotor assembly, a stator assembly and a bearing saddle, wherein the rotor assembly is arranged on the outer end face of a shaft end cover of a rotating shaft and rotates along with the rotating shaft, the stator assembly is detachably arranged at one end of the bearing saddle, the other end of the bearing saddle is fixedly arranged on a bogie, and the rotor assembly and the stator assembly are coaxially arranged in parallel and form an axial 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 outer cover provided with the electromagnetic coil winding does not use the rotating shaft as an installation basis, and the sizes of the disc type permanent magnet and the corresponding electromagnetic coil winding can be increased in a certain space according to the requirement on electric energy.)

1. The utility model provides a bogie axle head dish formula power generation facility which characterized in that: including rotor subassembly (1), stator module (2) and bear saddle (3), rotor subassembly (1) is installed at the outer terminal surface of shaft end cover (5) of pivot (4) and is rotated along with pivot (4), bear one end demountable installation stator module (2) of saddle (3), the other end that bears saddle (3) is adorned admittedly on bogie (6), rotor subassembly (1) with stator module (2) are coaxial to be abreast and form axial gap.

2. The bogie shaft end disk power generation device of claim 1, wherein: the rotor assembly (1) comprises a disc type permanent magnet (11) and a mounting base (12), the disc type permanent magnet (11) is detachably mounted on the mounting base (12), and the mounting base (12) is detachably connected to the shaft end cover (5).

3. The bogie shaft end disk power generation device of claim 2, wherein: the stator assembly (2) comprises an electromagnetic coil winding (21) and an outer cover (22), the electromagnetic coil winding (21) is embedded on the outer cover (22), the upper end of the outer cover (22) is connected with the bearing saddle (3) through bolts, and the electromagnetic coil winding (21) and the disc type permanent magnet (11) are coaxially arranged in parallel to form an axial gap.

4. The bogie shaft end disk power generation device of claim 3, wherein: the electromagnetic coil winding structure is characterized in that a placing groove (221) for placing the electromagnetic coil winding (21) is formed in the outer cover (22), bolt holes (211) are correspondingly formed in the electromagnetic coil winding (21) and the placing groove (221), and the electromagnetic coil winding (21) and the outer cover (22) are connected with the bolt holes (211) through bolts.

5. The bogie shaft end disk power generation device of claim 4, wherein: the bolt holes (211) are distributed in an annular array.

6. The bogie shaft end disk power generation device of any one of claims 3 to 5, wherein: the bearing saddle (3) is provided with a positioning hole (31), and the outer cover (22) is provided with a positioning boss (222) matched with the positioning hole (31).

Technical Field

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

Background

The intelligent train is the development direction of China, and most of the intelligent trains are intelligently sensed and need to be powered. The existing truck train can only supply power by a locomotive, but the truck can not supply power and only adopts a self-generating form, so that the design of the bogie power generation device has important significance.

In the prior art, a generator on a bogie occupies a large space of the bogie, which brings adverse effects to the whole bogie layout and also causes deterioration of dynamic performance due to asymmetry of the bogie structure. Meanwhile, in the prior art, a shaft end belt pulley is adopted for transmission, so that a shaft of the bogie is a non-standard part and needs to be designed independently. In addition, the belt transmission requires that a wheel axle and a motor axle are parallel and the axle distance is not adjustable, so that the bogie can only be installed on a frame integrated bogie, namely, the bogie can not be installed on three large freight trucks.

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 axle, has solved the problem that power generation facility has taken up the space above the bogie, but this 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, and 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 provide a bogie shaft end disc type 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 basis for an axle box end cover.

In order to solve the technical problems, the invention adopts the following technical scheme: bogie shaft end dish formula power generation facility, including rotor subassembly, stator module and bear the saddle, the rotor subassembly is installed at the outer terminal surface of the axle head end cover of pivot and is rotated along with the pivot, bear the one end demountable installation stator module of saddle, the other end of bearing the saddle is adorned on the bogie admittedly, the rotor subassembly with stator module is coaxial to be abreast and form the axial clearance.

Preferably, the rotor assembly comprises a disc permanent magnet and a mounting base, the disc permanent magnet is detachably mounted on the mounting base, and the mounting base is detachably connected to the shaft end cover.

Preferably, the stator assembly comprises an electromagnetic coil winding and an outer cover, the electromagnetic coil winding is embedded on the outer cover, the upper end of the outer cover is connected with the bearing saddle through a bolt, and the electromagnetic coil winding and the disc type permanent magnet are coaxially arranged in parallel to form an axial gap.

Preferably, a placing groove for placing the electromagnetic coil winding is formed in the outer cover, bolt holes are correspondingly formed in the electromagnetic coil winding and the placing groove, and the electromagnetic coil winding and the outer cover are connected with the bolt holes through bolts.

Preferably, the bolt holes are distributed in an annular array.

Preferably, the bearing saddle is provided with a positioning hole, and the outer cover is provided with a positioning boss matched with the positioning hole.

Compared with the prior art, the invention has the advantages that: 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, realizes the purpose of converting mechanical energy into electric energy, and can obviously improve the power generation efficiency, the energy utilization rate and the energy recovery rate of the train, thereby saving corresponding energy consumption. The outer cover provided with the electromagnetic coil winding does not use the rotating shaft as an installation basis, and the sizes of the disc type permanent magnet and the corresponding electromagnetic coil winding can be increased in a certain space according to the requirement on electric energy.

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 placement tank of the present invention;

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

Illustration of the drawings:

1. a rotor assembly; 11. a disk-type permanent magnet; 12. installing a base; 2. a stator assembly; 21. an electromagnetic coil winding; 211. bolt holes; 22. a housing; 221. a placement groove; 222. positioning the boss; 3. a bearing saddle; 31. positioning holes; 4. a rotating shaft; 5. a shaft end cover; 6. a bogie.

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 disc type power generation device of this embodiment includes a rotor assembly 1, a stator assembly 2, and a bearing saddle 3, where the rotor assembly 1 is installed on an outer end face of a shaft-end cover 5 of a rotating shaft 4 and rotates with the rotating shaft 4, the stator assembly 2 is detachably installed at one end of the bearing saddle 3, the other end of the bearing saddle 3 is fixedly installed on a bogie 6, and the rotor assembly 1 and the stator assembly 2 are coaxially arranged in parallel and form an axial gap. In this embodiment, the rotor assembly 1 is bolted on the end face of the rotating shaft 4 through the shaft end cover 5, the stator assembly 2 is installed on the outer cover 22, the stator assembly 2 is fixed through the bearing saddle 3, and the height from the bottom of the outer cover 22 to the top of the bearing saddle 3 is less than the height from the bottommost of the rotating shaft 4 to the top of the bogie 6, so that the space above the bogie 6 is prevented from being occupied, the design height of the whole vehicle body is reduced, only the rotor assembly 1 is installed on the end face of the shaft end cover 5 of the rotating shaft 4 in this embodiment, the outer cover 22 does not use the rotating shaft 4 as an installation base, therefore, when large electric energy is required, the size of the electromagnetic coil winding 21 is increased while the disc permanent magnet 11 is increased in the space between the bottom of the rotating shaft. In this embodiment, the rotor assembly 1 is mounted outside the shaft end cover 5 of the rotating shaft 4, so that the rotor assembly 1 can be conveniently mounted and dismounted.

As shown in fig. 2, the rotor assembly 1 includes a disc permanent magnet 11 and a mounting base 12, the disc permanent magnet 11 is detachably mounted on the mounting base 12, and the mounting base 12 is detachably connected to the end cap 5. The disc type permanent magnet 11 and the mounting base 12 are convenient to disassemble and assemble. The disc type permanent magnet 11 is composed of permanent magnets and a main end plate, and the permanent magnets are uniformly distributed on the main end plate in a ring array.

As shown in fig. 2, the stator assembly 2 includes an electromagnetic coil winding 21 and a cover 22, the electromagnetic coil winding 21 is fitted to the cover 22, an upper end of the cover 22 is connected to the bearing saddle 3 by a bolt, and the electromagnetic coil winding 21 is coaxially aligned with the disc permanent magnet 11 to form an axial gap. The cover 22 acts as a carrier for the solenoid coil winding 21 and this arrangement facilitates the removal and installation of the solenoid coil winding 21. The electromagnetic coil winding 21 is composed of a winding plate, an electromagnetic coil wound on the winding plate, a coil front end cover and a coil front end cover, and the electromagnetic coil is covered by the coil front end cover and the coil rear end cover.

As shown in fig. 2 and 3, a placement groove 221 for placing the electromagnetic coil winding 21 is formed in the cover 22, bolt holes 211 are formed in the electromagnetic coil winding 21 corresponding to the placement groove 221, and the electromagnetic coil winding 21 and the cover 22 are connected to the bolt holes 211 by bolts. It is preferable to fix the electromagnetic coil winding 21 to the cover 22.

As shown in fig. 2, the bolt holes 211 are distributed in an annular array.

As shown in fig. 2 and 3, the bearing saddle 3 is provided with a positioning hole 31, and the outer cover 22 is provided with a positioning boss 222 that is engaged with the positioning hole 31. The corresponding positions of the bearing saddle 3 and the outer cover 22 are provided with bolt holes, and when the bearing saddle is installed, the positioning boss 222 is firstly inserted into the positioning hole 31 for positioning, and then is inserted into the bolt hole by a fastening bolt for screwing.

During specific work, disc permanent magnet 11 passes through the axle head of axle head end cover 5 fixed connection at pivot 4, thereby realized the car when moving, the rotation of pivot 4 drives the rotation of disc permanent magnet 11, solenoid winding 21 lays in standing groove 221 and fixed with bolt and dustcoat 22, location boss 222 on the dustcoat 22 is fixed a position with the locating hole 31 on bearing saddle 3 simultaneously, it is fixed to tighten the bolt again, during normal form, pivot 4 rotates and drives axle head end cover 5 and disc permanent magnet 11 rotatory, solenoid winding 21 is the motion of cutting the magnetic line of force and causes the magnetic induction electromotive force, constitute a control circuit according to solenoid wiring end again, just, the electric current volume has been produced. When the expected power supply amount cannot be met, voltages with different inductions of 2 times can be generated by connecting the electromagnetic coil winding 21 and the disc permanent magnet 11 in parallel, and the quantity of the disc permanent magnet 11 can be increased to increase magnetic flux, so that larger power generation amount can be achieved to meet the power demand of 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.