CN211981712U - High-efficient series excited machine - Google Patents

Abstract

The utility model discloses a high-efficient series excited machine, end cover including two relative settings, be provided with the stator between the end cover, the quad slit has all been seted up with the both ends of stator laminating to the end cover, the inside knob that is provided with of quad slit, the knob passes through locking piece sliding connection inside the quad slit, the vertical spout of being used for locking piece gliding of offering on the internal perisporium of quad slit, the locking groove with the spout intercommunication is seted up to circumference on the internal perisporium of quad slit, it all has seted up and has accomodate the hole to correspond the quad slit position in the one side of stator and end cover laminating, it is provided with the ejector pin to accomodate downthehole portion, the ejector pin passes through slider sliding connection and accomodates downthehole portion, vertically offer on the internal peris. The utility model has the advantages that: the utility model discloses a firm in connection between end cover and the stator, and it is comparatively convenient simple to connect the operation, has removed the loaded down with trivial details operation of looking for the hole from, has promoted the assembly speed of motor greatly, and the firm in connection nature is better, has effectively guaranteed the quality of series excited machine.

Description

High-efficient series excited machine

Technical Field

The utility model relates to the technical field of motors, specifically a high-efficient series excited machine.

Background

Small household appliances usually employ a series motor as a power source. The series motor mainly comprises a stator, a rotor and an end cover, wherein the rotor is a part which rotates when the motor works and is one of core components of the motor, the rotor comprises a rotating shaft, a rotor winding and a commutator, the end cover comprises a front end cover and a rear end cover, and the stator is fixed between the front end cover and the rear end cover.

The structure of the existing series motor is a novel series motor disclosed as CN209419456U, which comprises: the motor comprises a rotating shaft, a front support, a rear support, a stator core, a commutator and a self-locking screw. When the motor is assembled, the stator core can be locked between the front support and the rear support through the self-locking screw, the structure is stable and firm, and the defects exist: because the volume of self-locking screw is less, and the screw that matches rather than is littleer, consequently need spend more time to find the hole for self-locking screw when the equipment motor, dragged the assembly rate of motor greatly, and the self-locking screw in case do not find the hole just screw in, destroys the screw easily, leads to connecting insecure, influences the quality of series excited machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a convenient assembling's high-efficient series excited machine for solving foretell problem.

The utility model realizes the above purpose by the following technical proposal, a high-efficiency series excitation motor comprises two end covers which are oppositely arranged, a stator is arranged between the end covers, both ends of the end covers which are jointed with the stator are provided with embedded holes, a knob is arranged in the embedded hole and is glidingly connected in the embedded hole by a locking block, a sliding chute for the sliding of the locking block is vertically arranged on the inner peripheral wall of the embedded hole, a locking groove communicated with the sliding chute is circumferentially arranged on the inner peripheral wall of the embedded hole, a containing hole is arranged on one surface of the stator which is jointed with the end covers corresponding to the position of the embedded hole, an ejector rod is arranged in the containing hole and is glidingly connected in the containing hole by a slide block, a vertical groove for the sliding of the slide block is vertically arranged on the inner peripheral wall of the containing hole, a positioning groove communicated with the vertical groove is circumferentially arranged on the inner peripheral wall of the containing hole, the knob bottom is seted up and is used for ejector pin male shrinkage pool, the ejector pin has seted up the cross recess in inserting the inside one end of shrinkage pool, the shrinkage pool bottom is provided with and is used for inserting the inside cross piece of cross recess.

By adopting the technical scheme, because the knobs are arranged at the two ends of the end cover which is jointed with the stator, and the ejector rod is arranged on one surface of the stator which is jointed with the end cover, when the motor is assembled, the stator can be placed between the two end covers, so that the embedding hole is aligned with the containing hole, the ejector rod can be inserted into the concave hole along with the embedding hole, so that the cross block can be simultaneously inserted into the cross groove, the knob can be ejected out of the embedding hole, at the moment, the knob can be rotated, the ejector rod can be driven to rotate through the limit of the cross groove to the cross block, the sliding block can rotate in the positioning groove until the sliding block slides into the vertical groove, at the moment, the knob is pressed downwards, the ejector rod can be pushed into the containing groove, and the knob can be embedded into the embedding hole, when the knob is completely embedded into the embedding hole, the locking block just slides to the communication position of the sliding groove and the locking groove, can be with the knob locking inside the hole of inlaying to realize the firm connection between end cover and the stator, the operation is comparatively convenient simple, has removed the loaded down with trivial details operation of looking for the hole from, has promoted the assembly speed of motor greatly, and firm in connection nature is better, has effectively guaranteed the quality of series excited machine.

As a further setting of the utility model, the end cover both ends are provided with first backplate and second backplate respectively.

Through adopting above-mentioned technical scheme, owing to be provided with first backplate and second backplate respectively at the end cover both ends, then after being in the same place end cover and stator combination, first backplate and second backplate can the butt together, can protect the side of stator, can make the connection between end cover and the stator more firm again.

As the utility model discloses a further setting, the one end that the end cover was kept away from to first backplate is provided with a plurality of locating pins, the one end that the end cover was kept away from to the second backplate is seted up a plurality of locating holes that are used for locating pin male.

Through adopting above-mentioned technical scheme, because the one end of keeping away from the end cover at first backplate is provided with a plurality of locating pins, and the one end of keeping away from the end cover at the second backplate has seted up a plurality of locating holes, then when relative first backplate and the second backplate butt that sets up are together, the locating pin can insert inside the locating hole thereupon, it is spacing to the locating pin through the locating hole, can carry out prepositioning to the butt between first backplate and the second backplate, make the connection between first backplate and the second backplate more agree with, thereby motor structure's steadiness has been promoted.

As a further setting of the utility model, all be provided with the protection pad in the one side that first backplate and second backplate deviate from the stator, the protection pad adopts rubber materials to make.

Through adopting above-mentioned technical scheme, owing to all be provided with the protection pad in the one side that first backplate and second backplate deviate from the stator, and the protection pad adopts rubber materials to make, when the motor carelessly weighs down, the protection pad can play the guard action, avoids the effort to lead to the stator to damage through first backplate and second backplate conduction to the stator inside to can effectively avoid the motor to damage.

As a further arrangement of the utility model, a straight groove is opened at the top of the knob.

Through adopting above-mentioned technical scheme, owing to seted up a word groove at the knob top, then when needs rotate the knob, can insert a word inslot portion with a word screwdriver and rotate the knob, the operation that sets up to rotating the knob in a word groove provides the point of application of force to make the operation of rotating the knob become more light laborsaving.

As the utility model discloses a further setting, the stator adopts the silicon steel sheet to make, the coating of stator surface has corrosion-resistant coating.

Through adopting above-mentioned technical scheme, because the stator adopts the silicon steel sheet to make, structural strength is higher, and has corrosion resistant coating in the stator surface coating, can keep apart stator and medium on every side, has effectively promoted the corrosion resisting capability of stator to the life of motor has been prolonged greatly.

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

the utility model is provided with a knob and a mandril, when the motor is assembled, the stator can be placed between two end covers, the embedding hole is aligned with the containing hole, then the mandril can be inserted into the concave hole, the cross block can be simultaneously inserted into the cross groove, thereby the knob can be pushed out of the embedding hole, at the moment, the knob can be rotated, the mandril can be driven to rotate by limiting the cross block through the cross groove, the slide block rotates in the positioning groove until the slide block slides into the vertical groove, at the moment, the knob is pressed downwards, the mandril can be pushed into the containing groove, the knob can be embedded into the embedding hole, when the knob is completely embedded into the embedding hole, the locking block just slides to the communication part of the chute and the locking groove, at the moment, the knob is rotated, the locking block can be clamped into the locking groove, the knob can be locked in the embedding hole by limiting the locking groove, thereby realizing the firm connection between the end covers and, the operation is comparatively convenient simple, has removed the loaded down with trivial details operation of looking for the hole from, has promoted the assembly speed of motor greatly, and the firm in connection is better, has effectively guaranteed the quality of series excited machine.

Drawings

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

fig. 2 is a schematic structural view of the middle end cover and the stator of the present invention;

fig. 3 is a schematic structural diagram of a middle end cap according to the present invention;

fig. 4 is a schematic structural diagram of a middle end cap of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 4;

fig. 6 is a schematic structural diagram of a stator in the present invention;

FIG. 7 is an enlarged view of the structure at B in FIG. 6;

fig. 8 is a schematic structural diagram of the middle knob according to the present invention.

Reference numerals: 1. an end cap; 2. a stator; 3. embedding holes; 4. a knob; 5. a locking block; 6. a chute; 7. a locking groove; 8. a receiving hole; 9. a top rod; 10. a slider; 11. a vertical slot; 12. positioning a groove; 13. concave holes; 14. a cross groove; 15. a cross block; 16. a first guard plate; 17. a second guard plate; 18. positioning pins; 19. positioning holes; 20. a protective pad; 21. a straight slot.

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.

Referring to fig. 1-8, a high-efficiency series motor includes two end caps 1 disposed opposite to each other, a stator 2 disposed between the end caps 1, the stator 2 made of silicon steel sheet, and a corrosion-resistant coating coated on the surface of the stator 2, both ends of the end caps 1 and the stator 2, which are attached to each other, are provided with insertion holes 3, a knob 4 is disposed inside the insertion hole 3, the knob 4 is slidably connected inside the insertion hole 3 through a locking block 5, a sliding groove 6 for the sliding of the locking block 5 is vertically disposed on the inner peripheral wall of the insertion hole 3, a locking groove 7 communicated with the sliding groove 6 is circumferentially disposed on the inner peripheral wall of the insertion hole 3, an accommodating hole 8 is disposed on the surface of the stator 2 attached to the end caps 1, which corresponds to the position of the insertion hole 3, a push rod 9 is disposed inside the accommodating hole 8, the push rod 9 is slidably connected inside the accommodating hole 8 through a slider 10, a vertical groove 11 for the sliding of the slider 10 is vertically disposed on the inner peripheral, and the circumference has seted up on the internal perisporium of accomodating hole 8 and has erected the constant head tank 12 of groove 11 intercommunication, seted up in knob 4 bottom and be used for ejector pin 9 male shrinkage pool 13, the inside one end of shrinkage pool 13 has been seted up cross recess 14 at ejector pin 9, and be provided with the cross piece 15 that is used for inserting cross recess 14 in shrinkage pool 13 bottom, a word groove 21 has been seted up at knob 4 top, wherein, be provided with first backplate 16 and second backplate 17 respectively at end cover 1 both ends, all be provided with protection pad 20 on the one side that first backplate 16 and second backplate 17 deviate from stator 2, protection pad 20 adopts rubber materials to make, the one end of keeping away from end cover 1 at first backplate 16 is provided with a plurality of locating pins 18, and the one end of keeping away from end cover 1 at second backplate 17 is seted up a plurality of locating holes 19 that are used for locating pin 18.

Because the knobs 4 are arranged at two ends of the end cover 1, which is jointed with the stator 2, and the mandril 9 is arranged on one surface of the stator 2, which is jointed with the end cover 1, when the motor is assembled, the stator 2 can be placed between the two end covers 1, so that the embedding hole 3 is aligned with the accommodating hole 8, the mandril 9 can be inserted into the concave hole 13, so that the cross block 15 can be simultaneously inserted into the cross groove 14, thereby the knobs 4 can be pushed out of the embedding hole 3, at the moment, the knobs 4 can be rotated, the mandril 9 can be driven to rotate by limiting the cross block 15 through the cross groove 14, the slide block 10 can rotate in the positioning groove 12 until sliding into the vertical groove 11, at the moment, the knobs 4 are pressed downwards, the mandril 9 can be pushed into the accommodating groove, the knobs 4 can be embedded into the embedding holes 3, after the knobs 4 are completely embedded into the embedding holes 3, the locking blocks 5 just slide to the communication positions of the, can make locking piece 5 card go into inside locking groove 7, through locking groove 7 spacing to locking piece 5, can be with 4 locking of knob inside the hole 3 inlays to realize the firm connection between end cover 1 and the stator 2, the operation is comparatively convenient simple, has removed the loaded down with trivial details operation of looking for the hole from, has promoted the assembly speed of motor greatly, and the firm in connection nature is better, has effectively guaranteed the quality of series excited motor.

Because the two ends of the end cover 1 are respectively provided with the first guard plate 16 and the second guard plate 17, after the end cover 1 and the stator 2 are combined together, the first guard plate 16 and the second guard plate 17 can abut against each other, so that the side edge of the stator 2 can be protected, and the connection between the end cover 1 and the stator 2 can be more stable, and because the end of the first guard plate 16 far away from the end cover 1 is provided with the plurality of positioning pins 18, and the end of the second guard plate 17 far away from the end cover 1 is provided with the plurality of positioning holes 19, when the oppositely arranged first guard plate 16 and the second guard plate 17 abut against each other, the positioning pins 18 can be inserted into the positioning holes 19, the positioning pins 18 are limited by the positioning holes 19, so that the abutment between the first guard plate 16 and the second guard plate 17 can be pre-positioned, the connection between the first guard plate 16 and the second guard plate 17 is more matched, and the stability of the motor structure is, because all be provided with the protection pad 20 on the one side that deviates from stator 2 at first backplate 16 and second backplate 17, and the protection pad 20 adopts rubber materials to make, when the motor carelessly falls down, protection pad 20 can play the guard action, avoids the effort to lead to stator 2 to damage through first backplate 16 and second backplate 17 conduction to stator 2 inside to can effectively avoid the motor to damage.

Because the top of the knob 4 is provided with the linear groove 21, when the knob 4 needs to be rotated, a linear screwdriver can be inserted into the linear groove 21 to rotate the knob 4, and the linear groove 21 is arranged to provide a force application point for the operation of rotating the knob 4, so that the operation of rotating the knob 4 becomes easier and more labor-saving.

Because stator 2 adopts the silicon steel sheet to make, structural strength is higher, and has corrosion resistant coating in stator 2 surface coating, can keep apart stator 2 with medium on every side, has effectively promoted stator 2's corrosion-resistant ability to the life of motor has been prolonged greatly.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a high-efficient series excited machine, includes two end cover (1) of relative setting, be provided with stator (2) between end cover (1), its characterized in that: the end cover (1) and the two ends of the stator (2) are attached to each other, the embedding holes (3) are formed in the embedding holes (3), knobs (4) are arranged inside the embedding holes (3), the knobs (4) are connected to the insides of the embedding holes (3) in a sliding mode through locking blocks (5), sliding chutes (6) used for sliding the locking blocks (5) are vertically formed in the inner peripheral walls of the embedding holes (3), locking grooves (7) communicated with the sliding chutes (6) are circumferentially formed in the inner peripheral walls of the embedding holes (3), the corresponding embedding holes (3) are formed in the positions of one faces, attached to the stator (2) and the end cover (1), of the corresponding embedding holes (3), storage holes (8), ejector rods (9) are arranged inside the storage holes (8), the ejector rods (9) are connected to the inside of the storage holes (8) in a sliding mode through sliders (10), vertical grooves (11) used for sliding of the sliders (10) are vertically formed in the inner, constant head tank (12) that communicate with erecting groove (11) are seted up to circumference on the internal perisporium of accomodating hole (8), knob (4) bottom is offered and is used for ejector pin (9) male shrinkage pool (13), cross recess (14) have been seted up to ejector pin (9) the inside one end of inserting shrinkage pool (13), shrinkage pool (13) bottom is provided with and is used for inserting cross piece (15) inside cross recess (14).

2. A high efficiency series excited machine as claimed in claim 1, wherein: and a first protection plate (16) and a second protection plate (17) are respectively arranged at two ends of the end cover (1).

3. A high efficiency series excited machine as claimed in claim 2, wherein: a plurality of positioning pins (18) are arranged at one end, far away from the end cover (1), of the first protection plate (16), and a plurality of positioning holes (19) used for inserting the positioning pins (18) are formed at one end, far away from the end cover (1), of the second protection plate (17).

4. A high efficiency series excited machine as claimed in claim 2, wherein: the protection pad (20) is arranged on one face, deviating from the stator (2), of the first protection plate (16) and the second protection plate (17), and the protection pad (20) is made of rubber materials.

5. A high efficiency series excited machine as claimed in claim 1, wherein: the top of the knob (4) is provided with a straight groove (21).

6. A high efficiency series excited machine as claimed in claim 1, wherein: the stator (2) is made of silicon steel sheets, and corrosion-resistant paint is coated on the surface of the stator (2).

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