CN218352288U

CN218352288U - Direct current motor stator module

Info

Publication number: CN218352288U
Application number: CN202222011181.0U
Authority: CN
Inventors: 孟胜利; 孟晗煜; 安孟林; 牛冬梅
Original assignee: Shanghai Fateng Aviation Technology Co ltd
Current assignee: Shanghai Fateng Aviation Technology Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2023-01-20
Anticipated expiration: 2032-08-02

Abstract

The utility model relates to a direct current motor stator module technical field specifically discloses a direct current motor stator module, the inside of stator core is provided with a plurality of stator windings, and a plurality of stator windings set up to equidistant annular distribution, the bottom fixed mounting of stator core has the base, the louvre has all been seted up to four corners of stator core, the inserting groove has all been seted up on the stator core and the both sides that are located the louvre, the inside of louvre is provided with the dust screen, the dust screen and inserting groove phase-match, the both ends of dust screen all insert into the inserting groove; the utility model discloses in the use of whole device, not having blockking of inlet scoop, the dust screen directly exposes outside, when adsorbing on the dust screen and having a large amount of dusts, the staff can directly clear up the dust on the dust screen, ensures that the dust screen remains clean all the time to can not influence the normal heat dissipation of whole device, ensure the operation that whole device can be stable.

Description

Direct current motor stator module

Technical Field

The utility model relates to a direct current motor stator module technical field specifically is a direct current motor stator module.

Background

The dc motor is a rotating electrical machine that can convert dc electrical energy into mechanical energy or convert mechanical energy into dc electrical energy, and can convert electrical energy into mechanical energy when it operates as a motor and can convert mechanical energy into electrical energy when it operates as a generator. The stator is used as an important component of a direct current motor and comprises a stator core, a stator winding and a machine base, and the stator mainly plays a role in generating a rotating magnetic field.

The patent discloses a direct current motor stator module (publication number CN 213027714U) this patent has seted up the inlet scoop on the shell surface to be the four-point evenly distributed on the shell with the inlet scoop, install the filter screen on the inner wall of inlet scoop, and be the arc and the same with motor direction of rotation with the inlet scoop surface, but it has following weak point in the use: after the whole device is used for a long time, a large amount of dust can be attached to the filter screen, and the dust on the filter screen cannot be cleaned due to the fact that the surface of the air suction opening is arc-shaped, and the heat dissipation effect of the whole device can be influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a direct current motor stator module to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a direct current motor stator module, includes stator core, stator winding and base, stator core's inside is provided with a plurality of stator winding, and is a plurality of stator winding sets to equidistant cyclic annular distribution, stator core's bottom fixed mounting has the base, the louvre has all been seted up to four corners of stator core, the inserting groove has all been seted up to the both sides that just are located the louvre on the stator core, the inside of louvre is provided with the dust screen, dust screen and inserting groove phase-match, the inserting groove is all inserted at the both ends of dust screen.

As the utility model discloses scheme further again, stator core's inside and the outside that is located the louvre are provided with the heat-conducting plate.

As the utility model discloses scheme further again, a plurality of mounting grooves have been seted up in stator core's inside transversely runs through, mounting groove and stator winding one-to-one, mounting groove and stator winding phase-match, it is provided with the insulating layer to hug closely on the inner wall of mounting groove.

As the utility model discloses scheme further again, stator core's both sides all are provided with the apron, the central point of apron puts and runs through and has seted up first hole, stator core's inside and the inboard that is located the mounting groove run through and have seted up the second hole.

As the utility model discloses scheme further still, the spacing groove has been seted up for the position of mounting groove to the inboard of apron, spacing groove and stator winding one-to-one, spacing groove and stator winding phase-match, the inboard of apron is provided with the lug for the position of grafting groove, lug and grafting groove one-to-one, lug and grafting groove phase-match, be in the same place through fixing bolt fixed connection between apron and the stator winding.

As the utility model discloses scheme further again, the both ends of the inside in second hole all are provided with the fan, the central point of fan puts and runs through and is provided with the bracing piece, be provided with first gear on the bracing piece, the inboard of apron is seted up flutedly for the one end of bracing piece.

As the utility model discloses further scheme again, two be provided with the second gear between the first gear, first gear is connected for the meshing with the second gear, the central point of second gear puts and runs through and has seted up the third hole, the inside of second gear and the inboard that is located the third hole are provided with a plurality of arc splint, be provided with the telescopic link between arc splint and the second gear, fixed connection is on second gear and arc splint respectively at the both ends of telescopic link.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses the louvre has all been seted up at four corners of stator core, the inserting groove has all been seted up to the both sides that just are located the louvre on stator core, inside at the louvre is provided with the dust screen, and all insert the inserting groove with the both ends of dust screen, in the use of whole device, there is not blockking of inlet scoop, the dust screen directly exposes outside, when adsorbing on the dust screen has a large amount of dusts, the staff can directly clear up the dust on the dust screen, moreover, the steam generator is simple in structure, the operation of being convenient for, ensure that the dust screen remains clean throughout, thereby can not influence the normal heat dissipation of whole device, ensure the operation that whole device can be stable.

2. The utility model discloses it is provided with the insulating layer to go up to paste on the inner wall of mounting groove, the spacing groove has been seted up for the position of mounting groove in the inboard of apron, in the use of whole device, insert the stator winding the mounting groove, can realize installing the stator winding on stator core, setting through the insulating layer, can ensure reliable insulation between stator winding and the stator core, and simultaneously, setting through the spacing groove, with the both ends butt of stator winding on the apron, can carry out spacing processing to stator winding from stator winding's both sides, ensure that whole device is at the in-process that uses, stator winding remains stable throughout, can not take place relative slip in the mounting groove because of the rotation of rotor subassembly, thereby the security performance that has further improved whole device has improved the operating efficiency of whole device simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of a stator assembly of a dc motor;

FIG. 2 is a schematic perspective view of a cover plate;

fig. 3 is a schematic diagram of an internal structure of a stator assembly of a dc motor;

FIG. 4 is an enlarged view of a portion of the structure at A in FIG. 3;

FIG. 5 is a schematic view of the internal structure of the first and second gears;

fig. 6 is an internal structural view of the second gear.

In the figure: 1. a stator core; 101. heat dissipation holes; 102. inserting grooves; 103. a dust screen; 2. A stator winding; 3. a base; 4. a heat conducting plate; 5. mounting grooves; 501. an insulating layer; 6. a cover plate; 601. a first hole; 602. a limiting groove; 603. a bump; 7. a second hole; 8. a fan; 801. a support bar; 802. a first gear; 803. a second gear; 9. a groove; 10. a third hole; 11. an arc-shaped splint; 12. a telescopic rod.

Detailed Description

Please refer to fig. 1-6, in an embodiment of the present invention, a stator assembly of a direct current motor, including stator core 1, stator winding 2 and base 3, the inside of stator core 1 is provided with a plurality of stator windings 2, a plurality of stator windings 2 are set to equidistant annular distribution, the bottom fixed mounting of stator core 1 has base 3, louvre 101 has all been seted up to four corners of stator core 1, inserting groove 102 has all been seted up to the both sides that just are located louvre 101 on stator core 1, peg graft at inserting groove 102 with dust screen 103, the inside of louvre 101 is provided with dust screen 103, dust screen 103 and inserting groove 102 phase-match, the both ends of dust screen 103 all insert into inserting groove 102, in the use of whole device, do not have blockking of inlet scoop, dust screen 103 directly exposes outside, when having a large amount of dust on dust screen 103, the staff can directly clear up the dust on the dust screen 103, moreover, the steam generator is simple structure, and convenient for operation, ensure that dust screen 103 remains clean all the time, thereby can not influence the normal heat dissipation of whole device, ensure the operation that whole device can be stable.

In fig. 3 and 4, the inside of stator core 1 and the outside that is located louvre 101 are provided with heat-conducting plate 4, in the use of whole device, heat guide to louvre 101 department that produces whole device through heat-conducting plate 4, and distribute away these heats through louvre 101, thereby realize the heat dissipation processing to whole device, dust screen 103 can ensure simultaneously that the dust in the external environment can not permeate the inside of stator core 1, avoid being infected with the dust because of the inside of stator core 1 and influence the normal operating of whole device.

In fig. 3 and 4, a plurality of mounting grooves 5 transversely penetrate through the inside of the stator core 1, the mounting grooves 5 correspond to the stator windings 2 one by one, the mounting grooves 5 are matched with the stator windings 2, and the inner walls of the mounting grooves 5 are closely provided with insulating layers 501.

In fig. 1, 2 and 3, cover plates 6 are disposed on two sides of the stator core 1, the cover plates 6 are made of insulating materials, a first hole 601 is transversely formed in the cover plates 6 in a penetrating manner, and a second hole 7 is formed in the stator core 1 and located on the inner side of the mounting groove 5 in a penetrating manner.

In fig. 2, a limiting groove 602 is formed in the inner side of the cover plate 6 relative to the position of the mounting groove 5, the limiting groove 602 corresponds to the stator winding 2 one to one, the limiting groove 602 matches with the stator winding 2, a protruding block 603 is formed in the inner side of the cover plate 6 relative to the position of the insertion groove 102, the protruding block 603 corresponds to the insertion groove 102 one to one, the protruding block 603 matches with the insertion groove 102, the dust screen 103 can be limited by the protruding block 603, the cover plate 6 and the stator winding 2 are fixedly connected together by a fixing bolt, in the using process of the whole device, the stator winding 2 is inserted into the mounting groove 5, the stator winding 2 can be mounted on the stator core 1, through the arrangement of the insulating layer 501, reliable insulation between the stator winding 2 and the stator core 1 can be ensured, meanwhile, through the arrangement of the limiting groove 602, the two ends of the stator winding 2 are abutted against the cover plate 6, the stator winding 2 can be limited from the two sides of the stator winding 2, the whole device can be ensured in the using process, the stator winding 2 is always kept stable, relative sliding in the mounting groove 5 can not be caused by the rotation of the rotor assembly, thereby further improving the safety performance of the whole device and improving the operation efficiency of the whole device.

In fig. 5, fans 8 are disposed at two ends of the inside of the second hole 7, a support rod 801 is disposed at the center of the fan 8, a first gear 802 is disposed on the support rod 801, a groove 9 is disposed at one end of the inner side of the cover plate 6 opposite to the support rod 801, and two ends of the support rod 801 are clamped in the groove 9.

In fig. 6, a second gear 803 is disposed between two first gears 802, the first gears 802 are connected to the second gear 803 in a meshing manner, a third hole 10 is formed through the center of the second gear 803, a plurality of arc-shaped clamping plates 11 are disposed inside the second gear 803 and inside the third hole 10, an expansion link 12 is disposed between the arc-shaped clamping plates 11 and the second gear 803, two ends of the expansion link 12 are respectively and fixedly connected to the second gear 803 and the arc-shaped clamping plates 11, in the use process of the entire apparatus, the rotor assembly passes through the third hole 10 and clamps the rotor assembly through the arc-shaped clamping plates 11, the rotation of the second gear 803 is driven through the rotation of the rotor assembly, so that the first gears 802 rotate and are matched with the supporting rods 801, so that the fan 8 rotates, and the entire apparatus is subjected to heat dissipation treatment through the rotation of the fan 8, thereby further improving the heat dissipation efficiency of the entire apparatus, and the rotation of the fan 8 is driven by the rotation of the rotor assembly, thereby further reducing the consumption of electric energy and saving resources.

The utility model discloses a theory of operation is: in the installation process of the whole device, the stator winding 2 is inserted into the installation groove 5, the rotor assembly penetrates through the second hole 7 and the third hole 10, the rotor assembly is installed on the stator core 1, then the first hole 601 is aligned with the rotor assembly, the cover plate 6 is moved towards the inner side of the stator core 1, finally the cover plate 6 is fixed on the stator core 1 through the fixing bolt, the stator winding 2 is installed on the stator core 1, the fixed installation of the whole device and the rotor assembly is completed, the reliable insulation between the stator winding 2 and the stator core 1 can be ensured through the arrangement of the insulating layer 501, meanwhile, the two ends of the stator winding 2 are abutted against the cover plate 6 through the arrangement of the limiting groove 602, can follow stator winding 2's both sides to carry out spacing processing to stator winding 2, ensure that whole device is at the in-process that uses, stator winding 2 remains stable throughout, can not take place relative slip in mounting groove 5 because of the rotation of rotor subassembly, thereby further improved the security performance of whole device and improved the operating efficiency of whole device simultaneously, in the use of whole device, there is not blockking of inlet scoop, dust screen 103 directly exposes outside, when adsorbing on dust screen 103 and have a large amount of dusts, the staff can directly clear up the dust on the dust screen 103, moreover, the steam generator is simple in structure, the operation of being convenient for, ensure that dust screen 103 remains clean throughout, thereby can not influence the normal heat dissipation of whole device, ensure the operation that whole device can be stable.

The above-mentioned, only be the embodiment of the preferred of the present invention, nevertheless the utility model discloses a protection scope is not limited to this, and any technical personnel familiar with this technical field is in the technical scope of the utility model discloses an according to the utility model discloses a technical scheme and utility model design in addition the replacement of equality or change, all should be covered within the protection scope of the utility model.

Claims

1. The utility model provides a direct current motor stator module, includes stator core (1), stator winding (2) and base (3), the inside of stator core (1) is provided with a plurality of stator winding (2), and is a plurality of stator winding (2) set to equidistant cyclic annular distribution, the bottom fixed mounting of stator core (1) has base (3), its characterized in that, louvre (101) have all been seted up to four corners of stator core (1), inserting groove (102) have all been seted up to the both sides that just are located louvre (101) on stator core (1), the inside of louvre (101) is provided with dust screen (103), the inserting groove (102) are all inserted in the both ends of dust screen (103).

2. A direct current motor stator assembly according to claim 1, characterized in that a heat conducting plate (4) is provided inside the stator core (1) and outside the heat dissipation holes (101).

3. The stator assembly of the direct current motor according to claim 1, wherein a plurality of mounting grooves (5) are transversely formed in the stator core (1) in a penetrating manner, the mounting grooves (5) correspond to the stator windings (2) one by one, and an insulating layer (501) is tightly attached to the inner wall of each mounting groove (5).

4. The stator assembly of the direct current motor according to claim 1, wherein cover plates (6) are disposed on two sides of the stator core (1), a first hole (601) is formed through a center position of each cover plate (6), and a second hole (7) is formed through an inner side of the stator core (1) and located in the mounting groove (5).

5. The stator assembly of the direct current motor according to claim 4, wherein a position of the inner side of the cover plate (6) corresponding to the mounting groove (5) is provided with a limiting groove (602), the limiting groove (602) corresponds to the stator winding (2) one by one, a position of the inner side of the cover plate (6) corresponding to the insertion groove (102) is provided with a convex block (603), and the convex block (603) corresponds to the insertion groove (102) one by one.

6. The stator assembly of the direct current motor according to claim 4, wherein fans (8) are disposed at two ends of the inside of the second hole (7), a support rod (801) is disposed through a center position of each fan (8), a first gear (802) is disposed on the support rod (801) and on one side of the fan (8), and a groove (9) is formed in one end, opposite to the support rod (801), of the inner side of the cover plate (6).

7. The stator assembly of the direct current motor according to claim 6, wherein a second gear (803) is disposed between the two first gears (802), a third hole (10) is formed through a center position of the second gear (803), a plurality of arc-shaped clamping plates (11) are disposed inside the second gear (803) and inside the third hole (10), and a telescopic rod (12) is disposed between the arc-shaped clamping plates (11) and the second gear (803).