CN215221925U

CN215221925U - A economical hybrid step motor for security protection class

Info

Publication number: CN215221925U
Application number: CN202121725443.9U
Authority: CN
Inventors: 张巍
Original assignee: Hubei Kailiheng Electromechanical Technology Co ltd
Current assignee: Hubei Kailiheng Electromechanical Technology Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2021-12-17
Anticipated expiration: 2031-07-27

Abstract

The utility model relates to the technical field of hybrid stepping motors, in particular to an economical hybrid stepping motor for security protection, which comprises a motor main body, wherein the motor main body comprises a shell, end covers are arranged on two sides of the shell through bolt connection, a reserved mounting hole is arranged at the center of one side of each end cover, a ball bearing is arranged on one side of each end cover close to the shell, a stator is arranged in the shell, two rotors are arranged on one side of the stator far from the shell, a permanent magnet is arranged between the two rotors, a mounting structure is arranged at the bottom of the shell, the mounting structure comprises a damping structure for reducing vibration generated when the motor works, a heat dissipation structure for effectively improving the heat dissipation effect of the motor is arranged on the outer side of the shell, a sealing structure for improving the sealing effect of the motor is arranged at the joint of the shell and the end covers, and the heat dissipation effect of the motor is effectively improved by arranging the heat dissipation structure, thereby ensuring the service life of the motor after long-term use.

Description

A economical hybrid step motor for security protection class

Technical Field

The utility model relates to a hybrid step motor technical field specifically is an economical hybrid step motor for security protection class.

Background

The hybrid stepping motor is designed by integrating the advantages of a permanent magnet type and a reaction type, and is divided into two phases, three phases and five phases, wherein the two-phase stepping angle is generally 1.8 degrees, the three-phase stepping angle is generally 1.2 degrees, the five-phase stepping angle is generally 0.72 degree, and the rotor of the hybrid stepping motor has magnetism, so that the torque generated under the same stator current is larger than that of the reaction type stepping motor, and the stepping angle of the hybrid stepping motor is generally smaller.

However, the hybrid stepping motor for security in the prior art still has many defects, and the stepping motor in the prior art is easy to vibrate in the working process, so that the normal work of the motor is easily influenced due to the fact that internal elements are loosened after the motor works for a long time due to vibration; the stepping motor is easy to generate more heat after working for a period of time, but the heat dissipation effect of the conventional stepping motor is generally poor, so that the service life of the motor is easy to influence after long-term use; and the motor is usually subjected to a humid and rainy environment when in use, and parts inside the motor are affected, so that short circuit or other serious safety problems are caused.

Therefore, it is necessary to design an economical hybrid stepping motor for security and protection to solve the above-mentioned problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an economical hybrid step motor for security protection class to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an economical hybrid step motor for security protection class, which comprises a motor main body, the motor main body includes the shell, the shell both sides all install the end cover through bolted connection, end cover one side center department is equipped with the reservation mounting hole, one side that the end cover is close to the shell all is equipped with ball bearing, the inside stator that is equipped with of shell, one side that the shell was kept away from to the stator is equipped with two rotors, be equipped with permanent magnet between two rotors, wherein rotor and permanent magnet pass through output shaft and connect the installation, the shell bottom is equipped with mounting structure, mounting structure is including being used for reducing the shock-absorbing structure that the motor during operation produced vibrations, the shell outside is equipped with the heat radiation structure who effectively improves motor radiating effect, and shell and end cover junction are equipped with the seal structure who is used for improving motor sealing effect.

As the utility model discloses preferred scheme, mounting structure includes the mounting panel, and the mounting panel below is equipped with the bottom plate, and mounting panel bottom and bottom plate top all are equipped with the mounting groove, are equipped with shock-absorbing structure between mounting panel and the bottom plate.

As the utility model discloses preferred scheme, shock-absorbing structure includes the surge drum, and the inside damping spring that is equipped with of surge drum, damping spring top are equipped with the slide, and slide slidable mounting is inside the surge drum, and the slide top is equipped with the connecting rod, and shock-absorbing structure establishes inside the mounting groove.

As the utility model discloses preferred scheme, heat radiation structure includes fin and conducting strip, and the fin is established in the one side that the stator was kept away from to the shell, and the conducting strip is established in the one side that the shell is close to the stator.

As the utility model discloses preferred scheme, seal structure includes the fixed slot, and the fixed slot is established in one side that the end cover is close to the shell, and the inside seal ring that is equipped with of fixed slot, one side that seal ring is close to the shell are equipped with sealed arch, and one side that the shell is close to the end cover is equipped with the draw-in groove.

As the utility model discloses preferred scheme, seal structure is equipped with two, and seal ring and sealed arch are all established into circularly, and clearance fit between sealed arch and the draw-in groove.

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

1. the utility model discloses in, through setting up shock-absorbing structure, after this motor produced vibrations in the course of the work, the motor can drive connecting rod and slide about the shock attenuation section of thick bamboo is inside, and it shakes from top to bottom to drive damping spring simultaneously for this motor can effectually reduce the vibrations that the during operation produced, and then effectively avoids the motor to make the internal component not hard up influence normal work because vibrations after long-term work.

2. The utility model discloses in, through setting up heat radiation structure, after this motor produced more heat at work a period, the conducting strip can be effectual with the heat transfer that motor internal component work produced to the shell, effectual the loosing of heat through fin work afterwards for the radiating effect of this motor is by effectual improvement, and then has guaranteed the life after the motor uses for a long time.

3. The utility model discloses in, through setting up seal structure, meet moist environment after when this motor during operation, the end cover passes through bolted connection with the shell after, sealed protruding joint is inside the draw-in groove to under seal ring, fixed slot, draw-in groove and sealed bellied combined action, effectively avoid inside moisture gets into the shell, make the sealed effect of motor by effectual improvement, and then avoid causing short circuit or other serious safety problems.

Drawings

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

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

FIG. 3 is an enlarged view of area A of the present invention;

fig. 4 is an enlarged view of the area B of the present invention.

In the figure: 1. a motor main body; 11. a housing; 12. an end cap; 14. reserving a mounting hole; 15. a ball bearing; 16. a stator; 17. a permanent magnet; 18. a rotor; 19. a force output shaft; 2. a mounting structure; 21. mounting a plate; 22. a base plate; 23. mounting grooves; 24. a shock-absorbing structure; 241. a connecting rod; 242. a damper cylinder; 243. a damping spring; 244. a slide plate; 3. a heat dissipation structure; 31. a heat sink; 32. a heat conductive sheet; 4. a sealing structure; 41. fixing grooves; 42. a sealing gasket; 43. a card slot; 44. and sealing the protrusion.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-4, the present invention provides a technical solution:

an economical hybrid stepping motor for security protection comprises a motor main body 1, wherein the motor main body 1 comprises a shell 11, two sides of the shell 11 are respectively provided with an end cover 12 through bolt connection, the center of one side of the end cover 12 is provided with a reserved mounting hole 14, one side of the end cover 12 close to the shell 11 is provided with a ball bearing 15, the inside of the shell 11 is provided with a stator 16, one side of the stator 16 far away from the shell 11 is provided with two rotors 18, a permanent magnet 17 is arranged between the two rotors 18, the rotors 18 and the permanent magnet 17 are connected and mounted through a force output shaft 19, the bottom of the shell 11 is provided with a mounting structure 2, the mounting structure 2 comprises a damping structure 24 for reducing vibration generated during the work of the motor, the outer side of the shell 11 is provided with a heat dissipation structure 3 for effectively improving the heat dissipation effect of the motor, the joint of the shell 11 and the end cover 12 is provided with a sealing structure 4 for improving the sealing effect of the motor, by arranging the damping structure 24, make the vibrations that this motor can effectually reduce the during operation production, and then effectively avoid the motor to make the internal component not hard up influence normal work because vibrations make after long-term work, through setting up heat radiation structure 3, make the radiating effect of this motor by effectual improvement, and then guaranteed the life after the motor long-term use, through setting up seal structure 4, make the sealed effect of motor by effectual improvement, and then avoid causing short circuit or other serious safety problems.

In an embodiment, referring to fig. 1 and fig. 2, the mounting structure 2 includes a mounting plate 21, a bottom plate 22 is disposed below the mounting plate 21, mounting grooves 23 are disposed at the bottom of the mounting plate 21 and the top of the bottom plate 22, and a damping structure 24 is disposed between the mounting plate 21 and the bottom plate 22.

In an embodiment, referring to fig. 2 and 3, the damping structure 24 includes a damping cylinder 242, a damping spring 243 disposed inside the damping cylinder 242, a sliding plate 244 disposed on the top of the damping spring 243, the sliding plate 244 slidably mounted inside the damping cylinder 242, and the top of the sliding plate 244 is provided with a connecting rod 241, the shock-absorbing structure 24 is provided inside the installation groove 23, by arranging the damping structure 24, the motor can effectively reduce the vibration generated during working, thereby effectively avoiding the influence on normal work caused by the looseness of internal components due to vibration after the motor works for a long time, in practical use, when the motor vibrates during operation, the motor drives the connecting rod 241 and the sliding plate 244 to slide up and down inside the shock-absorbing cylinder 242, meanwhile, the damping spring 243 is driven to vibrate up and down, so that the motor can effectively reduce the vibration generated during working, and further effectively avoid the motor to make internal component not hard up influence normal work because of vibrations after long-term operation.

In an embodiment, referring to fig. 1 and fig. 2, the heat dissipation structure 3 includes a heat dissipation fin 31 and a heat conduction fin 32, the heat dissipation fin 31 is disposed on a side of the housing 11 away from the stator 16, the heat conduction fin 32 is disposed on a side of the housing 11 close to the stator 16, by disposing the heat dissipation structure 3, the heat dissipation effect of the motor is effectively improved, and further, the service life of the motor after long-term use is ensured.

In an embodiment, referring to fig. 2 and 4, the sealing structure 4 includes a fixing groove 41, the fixing groove 41 is disposed on one side of the end cover 12 close to the housing 11, a sealing washer 42 is disposed inside the fixing groove 41, a sealing protrusion 44 is disposed on one side of the sealing washer 42 close to the housing 11, a clamping groove 43 is disposed on one side of the housing 11 close to the end cover 12, two sealing washers 42 and two sealing protrusions 44 are disposed, and the sealing protrusion 44 and the clamping groove 43 are in clearance fit, by disposing the sealing structure 4, the sealing effect of the motor is effectively improved, thereby avoiding short circuit or other serious safety problems, when in actual use, after the motor is in a humid environment during operation, the end cover 12 and the housing 11 are connected by bolts, the sealing protrusion 44 is clamped inside the clamping groove 43, so that under the combined action of the sealing washer 42, the fixing groove 41, the clamping groove 43 and the sealing protrusion 44, effectively avoid moisture to get into inside the shell 11 for the sealed effect of motor is effectively improved, and then avoids causing short circuit or other serious safety problems.

The working principle is as follows: when in use, the motor is installed through the bottom plate 22, when the motor vibrates in the working process, the motor can drive the connecting rod 241 and the sliding plate 244 to slide up and down in the shock absorption cylinder 242, and simultaneously drive the shock absorption spring 243 to vibrate up and down, so that the motor can effectively reduce the vibration generated in the working process, further effectively prevent the internal elements of the motor from loosening and influencing the normal work due to the vibration after the motor works for a long time, when the motor generates more heat in a working period, the heat conduction sheet 32 can effectively transmit the heat generated in the working process of the internal elements of the motor to the shell 11, and then the heat is effectively dissipated through the working of the radiating sheet 31, when the motor works in a humid environment, after the end cover 12 is connected with the shell 11 through the bolts, the sealing bulge 44 is clamped in the clamping groove 43, so that under the combined action of the sealing washer 42, the fixing groove 41, the clamping groove 43 and the sealing bulge 44, effectively avoid moisture to get into inside the shell 11 for the sealed effect of motor is effectively improved, and then avoids causing short circuit or other serious safety problems.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an economical hybrid stepper motor for security protection class, includes motor main part (1), its characterized in that: the motor main body (1) comprises a shell (11), end covers (12) are installed on two sides of the shell (11) through bolts, a reserved installation hole (14) is formed in the center of one side of each end cover (12), a ball bearing (15) is arranged on one side, close to the shell (11), of each end cover (12), a stator (16) is arranged inside the shell (11), two rotors (18) are arranged on one side, far away from the shell (11), of each stator (16), a permanent magnet (17) is arranged between the two rotors (18), wherein the rotor (18) and the permanent magnet (17) are connected and installed through the output shaft (19), the bottom of the shell (11) is provided with the installation structure (2), the installation structure (2) comprises a damping structure (24) for reducing vibration generated when the motor works, the outer side of the shell (11) is provided with a heat radiation structure (3) for effectively improving the heat radiation effect of the motor, and a sealing structure (4) for improving the sealing effect of the motor is arranged at the joint of the shell (11) and the end cover (12).

2. The economical hybrid stepping motor for security and protection as claimed in claim 1, wherein: mounting structure (2) are equipped with bottom plate (22) including mounting panel (21) below mounting panel (21), and mounting panel (21) bottom and bottom plate (22) top all are equipped with mounting groove (23), are equipped with shock-absorbing structure (24) between mounting panel (21) and bottom plate (22).

3. The economical hybrid stepping motor for security and protection as claimed in claim 1, wherein: shock-absorbing structure (24) include damper cylinder (242), and damper cylinder (242) inside is equipped with damping spring (243), and damping spring (243) top is equipped with slide (244), and slide (244) slidable mounting is inside damper cylinder (242), and slide (244) top is equipped with connecting rod (241), and shock-absorbing structure (24) are established inside mounting groove (23).

4. The economical hybrid stepping motor for security and protection as claimed in claim 1, wherein: the heat dissipation structure (3) comprises a heat dissipation fin (31) and a heat conduction fin (32), the heat dissipation fin (31) is arranged on one side, far away from the stator (16), of the shell (11), and the heat conduction fin (32) is arranged on one side, close to the stator (16), of the shell (11).

5. The economical hybrid stepping motor for security and protection as claimed in claim 1, wherein: seal structure (4) are including fixed slot (41), and establish in one side that end cover (12) are close to shell (11) fixed slot (41), and fixed slot (41) inside is equipped with seal ring (42), and one side that seal ring (42) are close to shell (11) is equipped with sealed arch (44), and one side that shell (11) are close to end cover (12) is equipped with draw-in groove (43).

6. The economical hybrid stepping motor for security and protection as claimed in claim 1, wherein: the sealing structure (4) is provided with two sealing gaskets (42) and two sealing bulges (44) which are circular, and the sealing bulges (44) are in clearance fit with the clamping grooves (43).