CN212969204U - Stator core capable of reducing noise - Google Patents

Abstract

The utility model discloses a stator core of reducible noise, including fixing bolt and stator core body, the stator core body is formed by outer iron core, interior iron core and the combination of sealed lid, be provided with logical groove on the outer iron core, it has interior iron core to lead to groove internally mounted, it is provided with the draw-in groove on the logical inslot wall, install fixed ear on the interior iron core outer wall, interior iron core passes through fixed ear and the draw-in groove gap junction on the outer wall, the rubber pad is installed to fixed ear outer wall one side, spring section of thick bamboo and elasticity spring are installed to draw-in groove inner wall one side, and inside the elasticity spring is located spring section of thick bamboo, the clamp plate is installed to elasticity spring one end, the guide post is installed to clamp plate outer wall opposite side, and the. The utility model discloses a setting of a series of structures conveniently installs and dismantles, can reduce the noise of stator core during operation simultaneously, and the practicality is strong.

Description

Stator core capable of reducing noise

Technical Field

The utility model relates to the technical field of electric machines, specifically be a stator core of noise reduction.

Background

The rotating motor has two kinds of structural style of inner rotor and outer rotor, the application of various occasions has been made things convenient for to the mode of difference, its rotor block of inner rotor structural style is inboard at the stator body, the rotor passes through the pivot output torque, because motor and load can produce certain mechanical vibration in the operation process, and influence each other, produce certain mechanical noise, long-time mechanical vibration has damaged relevant equipment simultaneously, great noise has also brought the pollution for operational environment simultaneously, consequently, need carry out certain improvement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stator core of noise reduction to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a stator core capable of reducing noise comprises a fixing bolt and a stator core body, wherein the stator core body is formed by combining an outer core, an inner core and a sealing cover, a through groove is formed in the outer core, the inner core is installed in the through groove, a clamping groove is formed in the inner wall of the through groove, a fixing lug is installed on the outer wall of the inner core, the inner core is in clearance connection with the clamping groove through the fixing lug on the outer wall, a rubber pad is installed on one side of the outer wall of the fixing lug, a spring barrel and a tension spring are installed on one side of the inner wall of the clamping groove, the tension spring is located in the spring barrel, a pressing plate is installed at one end of the tension spring, a guide post is installed on the other side of the outer wall of the pressing plate, the other end of the guide post is connected with the rubber pad, a positioning hole and a threaded, and the threaded hole A is positioned on one side of the positioning column, and the fixing bolt penetrates through the threaded hole B in the sealing cover and the threaded hole A in the outer iron core to be meshed and connected with the sealing cover and the outer iron core.

Preferably, the sealing cover is in clearance connection with the positioning column on the outer iron core through a positioning hole on one side of the outer wall.

Preferably, the number of the sealing covers is two, and the two sealing covers are respectively symmetrical with each other about a horizontal center line of the outer iron core.

Preferably, the sealing cover and the inner iron core are both provided with shaft holes.

Preferably, the rubber pad is connected with the fixing lug through bonding.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a sealed lid, the cooperation setting of interior iron core and outer iron core, fixed ear and draw-in groove gap connection on the interior iron core through the outer wall, fixing bolt passes screw hole B on the sealed lid and the screw hole A on the outer iron core is connected with sealed lid and outer iron core meshing, thereby it is spacing to make interior iron core fix after the installation in outer iron core, convenient dismantlement between interior iron core and the outer iron core simultaneously, rubber pad and guide post connection on the fixed ear outer wall, the guide post other end passes the spring cylinder and is connected with the clamp plate, the clamp plate other end and elasticity spring coupling, thereby certain buffering has between messenger interior iron core and the outer iron core, the vibration that interior iron core and outer iron core during operation produced has been reduced, thereby greatly reduced the noise of stator core body during operation.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic structural view of the outer core of the present invention;

fig. 4 is a cross-sectional view of fig. 2 according to the present invention;

fig. 5 is a schematic structural view of the sealing cover of the present invention;

fig. 6 is an enlarged schematic view of a portion a in fig. 4 according to the present invention.

In the figure: 1. fixing the bolt; 2. a sealing cover; 3. a stator core body; 4. an outer core; 5. a shaft hole; 6. fixing the ear; 7. a positioning column; 8. a card slot; 9. a spring case; 10. an inner core; 11. a through groove; 12. a threaded hole A; 13. a guide post; 14. positioning holes; 15. a threaded hole B; 16. pressing a plate; 17. a rubber pad; 18. the spring is tightened or loosened.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, the present invention provides an embodiment: a stator core capable of reducing noise comprises a fixing bolt 1 and a stator core body 3, wherein the stator core body 3 is formed by combining an outer core 4, an inner core 10 and a sealing cover 2, a through groove 11 is formed in the outer core 4, the inner core 10 is installed in the through groove 11, a clamping groove 8 is formed in the inner wall of the through groove 11, a fixing lug 6 is installed on the outer wall of the inner core 10, the inner core 10 is in clearance connection with the clamping groove 8 through the fixing lug 6 on the outer wall, shaft holes 5 are formed in the sealing cover 2 and the inner core 10, a rubber pad 17 is installed on one side of the outer wall of the fixing lug 6, the rubber pad 17 is connected with the fixing lug 6 through bonding, a spring cylinder 9 and a tension spring 18 are installed on one side of the inner wall of the clamping groove 8, the tension spring 18 is located in the spring cylinder 9, a pressing plate 16 is installed at one end of the tension spring, rubber pad 17 on the outer wall of fixed lug 6 is connected with guide post 13, the other end of guide post 13 passes spring cylinder 9 and is connected with clamp plate 16, the other end of clamp plate 16 is connected with elasticity spring 18, thereby certain buffering has between messenger's interior iron core 10 and the outer iron core 4, the vibration that produces when having reduced interior iron core 10 and the outer iron core 4 work, thereby greatly reduced the noise of stator core body 3 during operation, be provided with locating hole 14 and screw hole B15 on sealed lid 2, and screw hole B15 is located locating hole 14 one side, sealed lid 2 is through locating hole 14 and the reference column 7 clearance connection on the outer iron core 4 of outer wall one side, sealed lid 2 is two, and two sealed lids 2 are symmetrical each other about the horizontal central line of outer iron core 4 respectively, reference column 7 and screw hole A12 are all installed at outer iron core 4 both ends, and screw hole A12 is located reference column 7 one side, fixing bolt 1 passes screw hole B15 on sealed lid 2 and the screw hole A12 on the Close the connection, interior iron core 10 is through fixed ear 6 and the 8 clearance connections of draw-in groove on the outer wall, and fixing bolt 1 passes screw hole B15 on the sealed lid 2 and the screw hole A12 on the outer iron core 4 and is connected with sealed lid 2 and the meshing of outer iron core 4 to it is spacing to make interior iron core 10 fix after the installation in outer iron core 4, convenient dismantlement between interior iron core 10 and the outer iron core 4 simultaneously.

The working principle is as follows: during the use, install interior iron core 10 and outer iron core 4, interior iron core 10 is through fixed ear 6 and the 8 clearance connections of draw-in groove on the outer wall, fixing bolt 1 passes screw hole B15 on the sealed lid 2 and screw hole A12 on the outer iron core 4 and is connected with sealed lid 2 and the meshing of outer iron core 4, thereby it is spacing to make interior iron core 10 fix after the installation in outer iron core 4, convenient dismantlement between interior iron core 10 and the outer iron core 4 simultaneously, rubber pad 17 on the fixed ear 6 outer wall is connected with guide post 13, the guide post 13 other end passes spring cylinder 9 and is connected with clamp plate 16, the clamp plate 16 other end is connected with elasticity spring 18, thereby make and have certain buffering between interior iron core 10 and the outer iron core 4, the vibration that interior iron core 10 and the outer iron core 4 during operation produced has been reduced, thereby greatly reduced the noise of stator core body 3 during operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. The utility model provides a stator core of noise abatement, includes fixing bolt (1) and stator core body (3), its characterized in that: the stator core body (3) is formed by combining an outer iron core (4), an inner iron core (10) and a sealing cover (2), a through groove (11) is formed in the outer iron core (4), the inner iron core (10) is installed inside the through groove (11), a clamping groove (8) is formed in the inner wall of the through groove (11), a fixing lug (6) is installed on the outer wall of the inner iron core (10), the inner iron core (10) is in clearance connection with the clamping groove (8) through the fixing lug (6) on the outer wall, a rubber pad (17) is installed on one side of the outer wall of the fixing lug (6), a spring barrel (9) and an elastic spring (18) are installed on one side of the inner wall of the clamping groove (8), the elastic spring (18) is located inside the spring barrel (9), a pressing plate (16) is installed at one end of the spring (18), a guide column (13, and the other end of guide post (13) is connected with rubber pad (17), be provided with locating hole (14) and screw hole B (15) on sealed lid (2), and screw hole B (15) are located locating hole (14) one side, reference column (7) and screw hole A (12) are all installed at outer iron core (4) both ends, and screw hole A (12) are located reference column (7) one side, fixing bolt (1) passes screw hole B (15) on sealed lid (2) and screw hole A (12) on outer iron core (4) and is connected with sealed lid (2) and outer iron core (4) meshing.

2. A noise reduction stator core according to claim 1, wherein: the sealing cover (2) is in clearance connection with the positioning column (7) on the outer iron core (4) through a positioning hole (14) on one side of the outer wall.

3. A noise reduction stator core according to claim 1, wherein: the number of the sealing covers (2) is two, and the two sealing covers (2) are respectively symmetrical with each other about the horizontal central line of the outer iron core (4).

4. A noise reduction stator core according to claim 1, wherein: the sealing cover (2) and the inner iron core (10) are both provided with shaft holes (5).

5. A noise reduction stator core according to claim 1, wherein: the rubber pad (17) is connected with the fixing lug (6) through adhesion.

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