CN218243250U

CN218243250U - Piston type switch reluctance linear generator

Info

Publication number: CN218243250U
Application number: CN202221697747.3U
Authority: CN
Inventors: 司马惠泉; 花成松
Original assignee: Jiangsu Xiaoniu Electric Technology Co ltd
Current assignee: Jiangsu Xiaoniu Electric Technology Co ltd
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2023-01-06
Anticipated expiration: 2032-07-01

Abstract

The utility model belongs to the technical field of the generator technique and specifically relates to a piston switched reluctance linear generator suitable for above electric motor car, overcome current linear generator and become invalid easily, energy loss is big and bulky problem, the casing has, left combustion chamber and right combustion chamber are established at both ends about in the casing, be the motor room between left combustion chamber and the right combustion chamber, left piston in the left combustion chamber and the right piston in the right combustion chamber are linked by the connecting rod, stator and active cell have in the motor room, the active cell cover of generator is on the connecting rod and along with connecting rod reciprocating motion, the generator has a plurality of coil, the stator has the switched reluctance motor stator of a plurality of salient poles for iron core lamination folds, the active cell has the switched reluctance motor active cell of a plurality of salient poles for iron core lamination folds, all coils of generator are around on the salient pole of stator or all coils are around on the salient pole of active cell, this generator is suitable for installing on the extended range electric motor car or the hybrid vehicle type.

Description

Piston type switch reluctance linear generator

Technical Field

The utility model belongs to the technical field of the generator technique and specifically relates to a piston switched reluctance linear generator suitable for above electric motor car.

Background

Chinese patent publication No. CN215934654U discloses a double-opposed piston type free piston generator with a double-movable-ring linear motor, which is installed on an electric vehicle, and charges a battery of the electric vehicle by burning fuel oil to achieve the purpose of increasing the range of the electric vehicle.

There are two problems with this type of generator, one: the traditional linear motor is adopted, the magnet is used, the piston works in a high-temperature environment or the piston can be conducted at high temperature, and the magnet at high temperature is easy to demagnetize, so that the generator fails; II, secondly: the number of moving parts is large, and each moving part needs energy to drive, so that energy waste is caused: thirdly, the method comprises the following steps: the electric vehicle is provided with a plurality of parts, so that the occupied space is large, and the generator with the auxiliary function is not allowed to occupy larger space.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the generator is compact in structure and not easy to lose efficacy, and meets the requirement of charging a storage battery of an extended-range electric vehicle or a hybrid vehicle when the storage battery is in short of power.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a piston switched reluctance linear generator, has the casing, and left combustion chamber and right combustion chamber are established at both ends about in the casing, are the motor room between left combustion chamber and the right combustion chamber, and left piston in the left combustion chamber and the right piston in the right combustion chamber are linked by the connecting rod, stator and active cell have in the motor room, the active cell cover of generator is on the connecting rod and along with connecting rod reciprocating motion, the generator has a plurality of coil, the stator is the switched reluctance motor stator that has a plurality of salient poles that the iron core lamination is folded, the active cell is the switched reluctance motor active cell that has a plurality of salient poles that the iron core lamination is folded, all coils of generator are around on the salient pole of stator or all coils are around on the salient pole of active cell.

Specifically, a plurality of salient poles on the stator are distributed on the circumference in an equal-interval mode and distributed on the axial direction in an equal-interval mode, a plurality of salient poles on the rotor are distributed on the circumference in an equal-interval mode and distributed on the axial direction in an equal-interval mode, and the salient poles of the stator and the salient poles of the rotor are in one-to-one correspondence on the circumference and are provided with air gaps at intervals.

Specifically, the iron core lamination of the rotor is clamped in the clamp spring groove of the connecting rod by clamp springs at two ends to realize axial positioning on the connecting rod.

The beneficial effects of the utility model are that: the stator and the rotor of the generator are the switched reluctance motor stator and the rotor, so that the condition of high-temperature demagnetization of the permanent magnet is avoided, and the generator is not easy to lose efficacy; the pistons of the left combustion chamber and the right combustion chamber are directly connected with the stator of the generator, so that the energy loss is small, the structure is compact, the size is small, the weight is light, the generator is suitable for being installed on an electric vehicle, particularly on a two-wheel electric vehicle, and the generator can be automatically or manually started to charge the storage battery when the storage battery is under voltage.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

fig. 2 is a second structural schematic diagram of the present invention.

In the figure: 1. the combustion chamber comprises a shell, 2, a left combustion chamber, 3, a right combustion chamber, 4, a motor chamber, 5, a left piston, 6, a right piston, 7, a connecting rod, 8, a stator, 9, a mover, 10 and a coil.

Detailed Description

The invention will now be described in further detail with reference to the drawings and preferred embodiments. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

A piston-type switched reluctance linear generator as shown in fig. 1, which comprises a housing 1, a left combustion chamber 2 and a right combustion chamber 3 are arranged at the left and right ends in the housing 1, a motor chamber 4 is arranged between the left combustion chamber 2 and the right combustion chamber 3, a left piston 5 of the left combustion chamber 2 and a right piston 6 in the right combustion chamber 3 are connected by a connecting rod 7, a stator 8 and a mover 9 are arranged in the motor chamber 4, the mover 9 of the generator is sleeved on the connecting rod 7 and moves back and forth along with the connecting rod 7, the generator is provided with a plurality of coils 10, the stator 8 is a switched reluctance motor stator with a plurality of salient poles formed by stacking iron core laminations, the mover 9 is a switched reluctance motor mover with a plurality of salient poles formed by stacking iron core laminations, all the coils 10 of the generator are wound on the salient poles of the mover 9, a plurality of salient poles formed on the stator 8 are distributed at equal intervals on the circumference and are distributed at equal intervals on the axis, a plurality of salient poles formed on the mover 9 are distributed at equal intervals on the circumference, the salient poles formed by clamping the stator 8 and the rotor 9, the salient poles are distributed in one-to-one correspondence, the same number of the salient poles as that of the connecting rod of the salient poles formed by clamping springs of the connecting rod of the conventional salient poles, and clamping springs formed by positioning the connecting rod of the stator 9.

Fig. 2 shows a structure in which coils 10 are provided on salient poles of a stator 8.

The leading-out wire after the coil 10 is combined is led out from the shell 1 at the position of the motor chamber 4, the shell 1 can be designed into a split structure according to the requirements of manufacturing and assembly, the shell 1 comprises a partition plate between the combustion chamber and the motor chamber, and of course, the partition plate is provided with a hole through which the connecting rod 7 passes.

While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.

Claims

1. The utility model provides a piston switched reluctance linear generator, has casing (1), and left combustion chamber (2) and right combustion chamber (3) are established at both ends about in casing (1), is motor room (4) between left combustion chamber (2) and right combustion chamber (3), and left piston (5) of left combustion chamber (2) and right piston (6) in right combustion chamber (3) are by connecting rod (7) hookup, stator (8) and active cell (9) have in motor room (4), active cell (9) cover of generator is on connecting rod (7) and along with connecting rod (7) reciprocating motion, the generator has a plurality of coil (10), characterized by: the stator (8) is a switched reluctance motor stator which is formed by laminating iron core laminations and provided with a plurality of salient poles, the rotor (9) is a switched reluctance motor rotor which is formed by laminating iron core laminations and provided with a plurality of salient poles, and all coils (10) of the generator are wound on the salient poles of the stator (8) or all coils (10) are wound on the salient poles of the rotor (9).

2. The piston-type switched reluctance linear generator of claim 1, wherein: the salient poles of the stator (8) are distributed on the circumference in an equal-distribution mode and distributed on the axial direction in an equal-distribution mode, the salient poles of the rotor (9) are distributed on the circumference in an equal-distribution mode and distributed on the axial direction in an equal-distribution mode, and the salient poles of the stator (8) correspond to the salient poles of the rotor (9) on the circumference one by one and are provided with air gaps at intervals.

3. The piston-type switched reluctance linear generator of claim 1, wherein: the iron core lamination of the rotor (9) is clamped in the clamp spring groove of the connecting rod by clamp springs at two ends to realize axial positioning on the connecting rod (7).