CN219123994U - Novel end plate structure - Google Patents

Abstract

The utility model relates to the technical field of high-voltage motor accessories and discloses a novel end plate structure, which comprises a stator yoke, wherein the outer wall of the stator yoke is provided with a shell, the upper end and the lower end of the stator yoke are respectively provided with a plurality of internal thread grooves, the upper end and the lower end of the shell, which correspond to the upper end and the lower end of the stator yoke, are respectively provided with a tooth pressing plate, one surface of the outer side of each tooth pressing plate, which corresponds to the opposite surface of each internal thread groove, is respectively provided with a sinking groove, one surface of the inner side, which corresponds to the outer side of each internal thread groove, of each sinking groove is respectively provided with a screw rod, the outer side of each screw rod body is arranged in the corresponding tooth pressing plate, and the opposite ends of each screw rod are respectively connected with the inner thread grooves of the upper end and the lower end of the corresponding stator yoke in a threaded manner. According to the utility model, through the cooperation among the structures such as the internal thread groove, the shell, the tooth pressing plate, the sinking groove, the screw rod and the like, the phenomenon that welding spots of the high-voltage motor are welded by vibration generated when the high-voltage motor works for a long time is avoided, the service life of the high-voltage motor is prolonged, and the high-voltage motor is fixed more firmly.

Description

Novel end plate structure

Technical Field

The utility model relates to the technical field of high-voltage motor accessories, in particular to a novel end plate structure.

Background

The stator tooth pressing plates at the two ends of the stator iron core of the high-voltage motor are formed by spot welding of the stator end plates and the ventilation channel steel, the effect of pressing the punching sheet is achieved, and the phenomenon that the punching sheet loosens and scrapes the coil to cause the motor to break is prevented, so that the stator tooth pressing plates have certain pressing force to ensure that stator vibration caused by the motor during starting can not cause the tooth pressing plates to loosen.

However, the tooth pressing plate with the spot welding structure has a certain hidden trouble, the motor can cause the stator to vibrate when being started, and the stator tooth pressing plate can cause the spot welding position to open the welding after long-time vibration, so that the motor is in fault.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a novel end plate structure.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the novel end plate structure comprises a stator yoke, wherein the outer wall of the stator yoke is provided with a shell, the upper end and the lower end of the stator yoke are respectively provided with a plurality of internal thread grooves, the upper end and the lower end of the shell, which correspond to the upper end and the lower end of the stator yoke, are respectively provided with a tooth pressing plate, one surface of the outer side of the tooth pressing plate, which corresponds to the opposite surfaces of the internal thread grooves, are respectively provided with a sinking groove, the inside internal thread groove outside one side that corresponds of sinking groove all is provided with the screw rod, the screw rod body outside sets up inside corresponding tooth clamp plate, the equal threaded connection of the relative one end of screw rod is inside the internal thread groove at both ends about corresponding stator yoke.

As a further description of the above technical solution:

the inner wall of the stator yoke is provided with a plurality of rectangular sliding grooves, and limiting round rods are fixedly connected to the bottoms of the corresponding rectangular sliding grooves in the stator yoke.

As a further description of the above technical solution:

the inside stator tooth that all is provided with of rectangle spout, stator tooth outside one side bottom all is provided with the location spout, spacing round bar inboard one end all sets up in corresponding location spout.

As a further description of the above technical solution:

the stator yoke outer wall corresponds rectangle spout outside one side and all is provided with a plurality of recesses, the recess inner wall all is provided with the rivet, the relative one end of rivet all runs through the stator yoke and threaded connection is in corresponding stator tooth outside one end.

As a further description of the above technical solution:

and ventilation grooves are formed in one end of the inner side of the rectangular sliding groove.

As a further description of the above technical solution:

the housing inner wall is equal to the stator yoke outer wall.

As a further description of the above technical solution:

one side of the outer side of the rivet is arranged in the groove.

The utility model has the following beneficial effects:

1. according to the utility model, through the cooperation among the structures such as the internal thread groove, the shell, the tooth pressing plate, the sinking groove, the screw rod and the like, the phenomenon that welding spots of the high-voltage motor are welded by vibration generated when the high-voltage motor works for a long time is avoided, the service life of the high-voltage motor is prolonged, and the high-voltage motor is fixed more firmly.

2. According to the utility model, through the cooperation among the structures of the stator yoke, the rectangular sliding groove, the limiting round rod, the stator teeth, the positioning sliding groove, the rivet and the like, the stator yoke and the stator teeth can be separately produced in production, can be replaced after being damaged, and are convenient to install in replacement.

Drawings

FIG. 1 is a perspective view of a novel end plate structure according to the present utility model;

FIG. 2 is a top view of a novel end plate structure according to the present utility model;

FIG. 3 is a schematic diagram of a recess structure of a novel end plate structure according to the present utility model;

FIG. 4 is a schematic view of an internal thread groove structure of a novel end plate structure according to the present utility model;

fig. 5 is a top cross-sectional view of a novel end plate structure according to the present utility model.

Legend description:

1. a stator yoke; 2. rectangular sliding grooves; 3. a limit round rod; 4. stator teeth; 5. a ventilation groove; 6. positioning a chute; 7. a groove; 8. a rivet; 9. an internal thread groove; 10. a housing; 11. a tooth pressing plate; 12. a sinking groove; 13. and (3) a screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-5, one embodiment provided by the present utility model is: the utility model provides a novel end plate structure, including stator yoke 1, stator yoke 1 outer wall is provided with shell 10, both ends all are provided with a plurality of internal thread groove 9 about the stator yoke 1, the upper and lower both ends that correspond stator yoke 1 about shell 10 all are provided with tooth pressure plate 11, tooth pressure plate 11 outside one side corresponds internal thread groove 9 and all is provided with the subsidence groove 12 on the opposite side, the inside internal thread groove 9 outside one side that corresponds of subsidence groove 12 all is provided with screw rod 13, the screw rod 13 body of rod outside sets up inside corresponding tooth pressure plate 11, the equal threaded connection of screw rod 13 relative one end is in the internal thread groove 9 inside at both ends about corresponding stator yoke 1, through the cooperation between structures such as internal thread groove 9, shell 10, tooth pressure plate 11, subsidence groove 12 and screw rod 13, avoided high-voltage motor at long-time during operation, the vibrations that produce can make its solder joint open-welding, the life of high-voltage motor has been improved, and fixed more firm.

The stator yoke 1 inner wall is provided with a plurality of rectangle spouts 2, the inside equal fixedly connected with spacing round bar 3 of rectangle spout 2 bottom that corresponds of stator yoke 1, rectangle spout 2 inside all is provided with stator tooth 4, stator tooth 4 outside one side bottom all is provided with location spout 6, the inboard one end of spacing round bar 3 all sets up in corresponding location spout 6, stator yoke 1 outer wall corresponds rectangle spout 2 outside one side all is provided with a plurality of recess 7, recess 7 inner wall all is provided with rivet 8, the relative one end of rivet 8 all runs through stator yoke 1 and threaded connection is in corresponding stator tooth 4 outside one end, rectangle spout 2 inboard one end inside all is provided with ventilation groove 5, be used for radiating effect, prevent the inside overheated of high-voltage motor, shell 10 inner wall equals stator yoke 1 outer wall, make its shell 10 laminate stator yoke 1 more, more stable during the use, rivet 8 outside one side sets up inside recess 7, the outside one side of its rivet 8 can not bulge outside recess 7, so do not influence shell 10 and embolias, through stator yoke 1, rectangle spout 2, spacing round bar 3, stator tooth 4, location spout 6, recess 7 and rivet 8 and other structures cooperate between the realization can be separated stator yoke 1 and stator tooth 4 when producing and when the change, and the stator yoke 4 is produced and can be changed, and the production is broken and can be changed when the change.

Working principle: firstly, through the shell 10 cover at the outer wall of the stator yoke 1, through placing both ends tooth clamp plate 11 at the upper and lower both ends of the stator yoke 1, and use screw 13 to insert corresponding sunk groove 12, install its tooth clamp plate 11 at the upper and lower both ends of the stator yoke 1, and after the installation is accomplished, both ends tooth clamp plate 11 centre gripping shell 10, and form fixed state with the stator yoke 1, its screw 13 that fixedly used has a plurality ofly, comparatively firm when fixed, and shell 10 protects at the outer wall of the stator yoke 1, and its clearance is less, and through the centre gripping of both sides tooth clamp plate 11, shell 10 is comparatively stable at the outer wall of the stator yoke 1 too, and can protect the stator yoke 1, the vibrations that have been produced when having avoided high-voltage motor at long-time operation can make its solder joint open, the life of high-voltage motor, and the fixed more firm, through inserting its rectangular spout 2 to its rectangular spout 2, the shape can be spacing to its stator tooth 4, when stator tooth 4 bottom location spout 6 slides to spacing round bar 3, accomplish the location installation, can be done to install the stator tooth 8 through inserting its recess 7 and can be separated at the time of its stator tooth 4 and can be at the time of the stator tooth 4, can be replaced when the stator tooth 8 is installed, and the stator tooth 4 is replaced, can be broken when the stator tooth 4 is produced and the stator tooth is replaced, and the stator tooth is 4 is can be broken, and the production is can be broken, and the stator tooth is can be has been broken, and the stator 4, can has been produced and can has improved.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. Novel end plate structure, including stator yoke (1), its characterized in that: the stator yoke (1) outer wall is provided with shell (10), both ends all are provided with a plurality of internal thread grooves (9) about stator yoke (1), both ends all are provided with tooth pressure plate (11) about corresponding stator yoke (1) in shell (10) upper and lower both ends, tooth pressure plate (11) outside one side corresponds internal thread groove (9) and all is provided with sunk groove (12) in opposite directions, sunk groove (12) inside corresponds internal thread groove (9) outside one side all is provided with screw rod (13), screw rod (13) body of rod outside sets up inside corresponding tooth pressure plate (11), screw rod (13) relative one end equal threaded connection is inside internal thread groove (9) at both ends about corresponding stator yoke (1).

2. The novel end plate structure of claim 1, wherein: the inner wall of the stator yoke (1) is provided with a plurality of rectangular sliding grooves (2), and limiting round rods (3) are fixedly connected to the bottoms of the corresponding rectangular sliding grooves (2) in the stator yoke (1).

3. A novel end plate structure according to claim 2, wherein: the inside stator tooth (4) that all is provided with of rectangle spout (2), stator tooth (4) outside one side bottom all is provided with location spout (6), spacing round bar (3) inboard one end all sets up in corresponding location spout (6).

4. The novel end plate structure of claim 1, wherein: a plurality of grooves (7) are formed in the outer side face, corresponding to the rectangular sliding groove (2), of the outer wall of the stator yoke (1), rivets (8) are arranged on the inner wall of each groove (7), and opposite ends of the rivets (8) penetrate through the stator yoke (1) and are in threaded connection with one end of the outer side of corresponding stator teeth (4).

5. A novel end plate structure according to claim 2, wherein: the inside of one end of the inner side of the rectangular chute (2) is provided with ventilation grooves (5).

6. The novel end plate structure of claim 1, wherein: the inner wall of the shell (10) is equal to the outer wall of the stator yoke (1).

7. The novel end plate structure of claim 4, wherein: one surface of the outer side of the rivet (8) is arranged in the groove (7).

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