CN217590408U

CN217590408U - Motor rotor sheath for high-speed permanent magnet motor

Info

Publication number: CN217590408U
Application number: CN202221040229.4U
Authority: CN
Inventors: 陶涛
Original assignee: Suzhou Qiangyu Electronic Intelligent Technology Co ltd
Current assignee: Suzhou Qiangyu Electronic Intelligent Technology Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-10-14
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a high-speed motor rotor sheath for permanent-magnet machine, including main part, detector and siren, the outer wall of main part is equipped with a plurality of louvres, the detector is installed to the inner wall of main part, the siren is installed to the inner wall of main part, and the siren is located one side of detector, and the dead lever is installed to the inner wall of main part. The utility model discloses an install electric putter can control the radiating efficiency, electric motor rotor rotates and can produce that heating power to dispel the heat through the louvre, when adjusting radiating efficiency, start electric putter, the electric putter extension is spacing to the closing plate, the rotor rotates, because centrifugal effect closing plate rotates, because electric putter's restriction, the closing plate can not rotate the maximum angle, thereby the aperture of control louvre, thereby adjust the radiating efficiency, the limiting plate can support the closing plate, prevent that the closing plate from rotating downwards.

Description

Motor rotor sheath for high-speed permanent magnet motor

Technical Field

The utility model relates to a permanent-magnet machine technical field specifically is a motor rotor sheath for high-speed permanent-magnet machine.

Background

The rotor of the motor is a part rotating in the motor, the motor consists of a rotor and a stator, and is a conversion device for realizing electric energy and mechanical energy and electric energy, the rotor of the motor is divided into a rotor of a motor and a rotor of a generator, torque is output (referring to the motor) or energy is input (referring to the generator), the rotation mode of the outer rotor is that the outer body of the motor is used as a rotating body, the application of various occasions is facilitated in different modes, and the protective sleeve of the rotor is a protective sleeve part sleeved on the rotor of the motor.

The existing motor rotor sheath has the following defects:

patent document CN113541357A discloses a motor rotor sheath, a rotor structure and a motor including the same, and the protection right item "the motor rotor sheath includes: the sheath shell is of a cylindrical structure; the first telescopic part is of a cylindrical structure and is arranged in the sheath shell in a telescopic manner along the axial direction of the cylindrical structure of the sheath shell; the second telescopic part is of a cylindrical structure and is arranged in the sheath shell in a telescopic manner along the axial direction of the sheath shell; the driver is arranged between the first telescopic part and the second telescopic part, and two ends of the driver are respectively connected with the first telescopic part and the second telescopic part; when the motor is in a low speed state, the driver enables the motor rotor sheath to have a first working state that the first telescopic part and the second telescopic part are contracted and close to each other; when the motor is in a high speed state, the motor rotor sheath is enabled to have a second working state that the first telescopic part and the second telescopic part extend out and are far away from each other. The motor rotor sheath can automatically adjust the working state according to the rotating speed of the rotor, so that the strength of the rotor can be improved, and the rotor can adapt to higher rotating speed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor rotor sheath for high-speed permanent-magnet machine to solve the problem that the radiating efficiency that proposes in the above-mentioned background can not be adjusted.

In order to achieve the above object, the utility model provides a following technical scheme: a motor rotor sheath for a high-speed permanent magnet motor comprises a main body, a detector and an alarm, wherein a plurality of heat dissipation holes are formed in the outer wall of the main body;

rotating shafts are mounted on the inner walls of two sides of each heat dissipation hole, sealing plates are mounted on the outer walls of the rotating shafts, one ends of the sealing plates are mutually matched, electric push rods are mounted on the inner walls of the two sides of each heat dissipation hole and located above the sealing plates, L-shaped limiting plates are mounted on the inner walls of the two sides of each heat dissipation hole and located below the sealing plates;

the detector is installed to the inner wall of main part, the siren is installed to the inner wall of main part, and the siren is located one side of detector, and the dead lever is installed to the inner wall of main part.

Preferably, the outer wall of the detector is provided with a heat conducting plate, the inner wall of the detector is provided with a first spring, and the inner wall of the detector is provided with a movable plate.

Preferably, the outer wall of the moving plate is provided with a conductive rod, the outer wall of the moving plate is connected with one end of the first spring, and the inner wall of the detector is provided with a conductive plate.

Preferably, a buzzer is mounted on the inner wall of the alarm, a second spring is mounted on the inner wall of the alarm, and a microswitch is mounted on the inner wall of the alarm.

Preferably, a metal rod is installed at one end of the second spring.

Preferably, the outer wall of the microswitch is provided with a microswitch rod.

Preferably, a mounting plate is mounted at the top of the fixing rod.

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

1. the utility model discloses an install electric putter can control the radiating efficiency, and the electric motor rotor rotates can produce that heating power to dispel the heat through the louvre, when adjusting radiating efficiency, start electric putter, electric putter extends and carries on spacingly to the closing plate, and the rotor rotates, because centrifugal action closing plate rotates, because electric putter's restriction, the closing plate can not rotate to the maximum angle to control the aperture of louvre, thereby adjust the radiating efficiency, the limiting plate can support the closing plate, prevents that the closing plate from rotating downwards;

2. the utility model discloses an install detector and siren and can report to the police when the temperature is higher, when the high temperature of rotor, the heat passes through the inside that the heat-conducting plate transmitted the detector, the inside thermal energy gas of detector can promote the movable plate to remove by thermal expansion, the movable plate removes and drives the first spring extension, the movable plate drives the conducting rod and removes, when conducting rod and conducting plate contact, the micro-gap switch circular telegram makes the micro-gap pole rotate, the micro-gap pole fills from the gap of second spring and shifts out, the second spring no longer receives the restriction, the second spring extension drives the metal pole and removes, the metal pole removes the outer wall contact with bee calling organ, make bee calling organ circular telegram send sound and warn, remind the high temperature of staff's rotor, realize warning function.

Drawings

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

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

FIG. 3 is a schematic view of the structure of the heat dissipation holes of the present invention;

FIG. 4 is a schematic view of a detector according to the present invention;

fig. 5 is a schematic view of a part of the alarm of the present invention.

In the figure: 1. a main body; 101. heat dissipation holes; 102. a rotating shaft; 103. a sealing plate; 104. a limiting plate; 105. an electric push rod; 2. a detector; 201. a heat conducting plate; 202. a first spring; 3. moving the plate; 301. a conductive rod; 302. a conductive plate; 4. an alarm; 401. a buzzer; 5. a second spring; 501. a metal rod; 6. a microswitch; 601. a micro-moving rod; 7. a fixing rod; 701. and (7) mounting the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all 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 a fixed connection, a detachable connection, or an integral connection; 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 to 4, a motor rotor sheath for a high-speed permanent magnet motor includes a main body 1, a detector 2 and an alarm 4, wherein a plurality of heat dissipation holes 101 are formed in an outer wall of the main body 1, rotation shafts 102 are installed on inner walls of both sides of the heat dissipation holes 101, a sealing plate 103 is installed on an outer wall of each rotation shaft 102, one end of the sealing plate 103 is engaged with each other, electric push rods 105 are installed on inner walls of both sides of each heat dissipation hole 101, the electric push rods 105 are located above the sealing plate 103, limiting plates 104 for L rows are installed on inner walls of both sides of each heat dissipation hole 101, the limiting plates 104 are located below the sealing plate 103, the detector 2 is installed on an inner wall of the main body 1, the alarm 4 is located on one side of the detector 2, a fixing rod 7 is installed on an inner wall of each heat dissipation hole of the main body 1, the motor rotor rotates to generate a thermal force, the motor rotor rotates to adjust the heat dissipation efficiency, the sealing plate 101 to adjust the heat dissipation efficiency, the electric push rods 105, the sealing plate 105 extends to limit the sealing plate 103, the sealing plate 103 rotates, and the sealing plate 103 is prevented from rotating due to adjust the maximum aperture of the sealing plate 103, and the sealing plate 103 to support the limiting plate 103.

Further, heat-conducting plate 201 is installed to the outer wall of detector 2, first spring 202 is installed to the inner wall of detector 2, movable plate 3 is installed to the inner wall of detector 2, conducting rod 301 is installed to the outer wall of movable plate 3, and the outer wall of movable plate 3 is connected with the one end of first spring 202, and conducting plate 302 is installed to the inner wall of detector 2, and further, bee calling organ 401 is installed to the inner wall of siren 4, and second spring 5 is installed to the inner wall of siren 4, and micro-gap switch 6 is installed to the inner wall of siren 4, metal pole 501 is installed to the one end of second spring 5, micro-gap pole 601 is installed to the outer wall of micro-gap switch 6, and when the temperature of rotor is too high, the heat transmits the inside of detector 2 through heat-conducting plate 201, and the gaseous thermal energy that is heated to expand and can promote movable plate 3 and remove of detector 2, and movable plate 3 removes and drives first spring 202 extension, and movable plate 3 drives conducting rod 301 and removes, and when conducting rod 301 and conducting plate 301 contacts with conducting plate 302, micro-gap switch 6 circular telegram makes micro-gap 601 rotate, and micro-gap 601 follow the charging of second spring 5 and remove, and the warning spring 5 no longer receives the restriction warning spring and the warning spring 401, and the warning metal pole 401, and the buzzer contact sound of warning personnel's 401, make the buzzer work.

Further, a mounting plate 701 is mounted at the top of the fixing rod 7, and the mounting plate 701 facilitates mounting of a rotor.

The theory of operation, the motor rotor rotates and can produce that heat power, and dispel the heat through louvre 101, when adjusting the radiating efficiency, start electric putter 105, electric putter 105 extends and carries on spacingly to closing plate 103, the rotor rotates, because centrifugal action closing plate 103 rotates, because electric putter 105's restriction, closing plate 103 can not rotate to the maximum angle, thereby control the aperture of louvre 101, thereby adjust the radiating efficiency, limiting plate 104 can support closing plate 103, prevent closing plate 103 from rotating downwards, when the temperature of rotor is too high, the heat passes through heat-conducting plate 201 and transmits to the inside of detector 2, the thermal expansion gas inside detector 2 is heated and expanded and can promote movable plate 3 to remove, movable plate 3 removes and drives first spring 202 extension, movable plate 3 drives conducting rod 301 to remove, when conducting rod 301 contacts with conducting plate 302, micro-gap switch 6 circular telegram, micro-gap circular telegram makes micro-gap rod 601 rotate, micro-gap circular telegram rod 601 fills from second spring 5 and shifts out, second spring 5 no longer receives the restriction, second spring 5 extends and drives metal pole 501 to remove, metal rod 501 moves and contacts with the outer wall of buzzer 501, make the warning personnel carry out the warning sound 401 of carrying out the high temperature alarm, the work.

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

1. The utility model provides a motor rotor sheath for high-speed permanent-magnet machine, includes main part (1), detector (2) and siren (4), its characterized in that: the outer wall of the main body (1) is provided with a plurality of heat dissipation holes (101);

rotating shafts (102) are mounted on the inner walls of two sides of each heat dissipation hole (101), sealing plates (103) are mounted on the outer walls of the rotating shafts (102), one ends of the sealing plates (103) are fitted with each other, electric push rods (105) are mounted on the inner walls of two sides of each heat dissipation hole (101), the electric push rods (105) are located above the sealing plates (103), L-shaped limiting plates (104) are mounted on the inner walls of two sides of each heat dissipation hole (101), and the limiting plates (104) are located below the sealing plates (103);

detector (2) are installed to the inner wall of main part (1), siren (4) are installed to the inner wall of main part (1), and siren (4) are located one side of detector (2), and dead lever (7) are installed to the inner wall of main part (1).

2. The motor rotor sheath for the high-speed permanent magnet motor according to claim 1, characterized in that: the heat-conducting plate (201) is installed to the outer wall of detector (2), and first spring (202) are installed to the inner wall of detector (2), and movable plate (3) are installed to the inner wall of detector (2).

3. The motor rotor sheath for the high-speed permanent magnet motor according to claim 2, characterized in that: the outer wall of the moving plate (3) is provided with a conducting rod (301), the outer wall of the moving plate (3) is connected with one end of the first spring (202), and the inner wall of the detector (2) is provided with a conducting plate (302).

4. The motor rotor sheath for the high-speed permanent magnet motor according to claim 1, characterized in that: buzzer (401) are installed on the inner wall of the alarm (4), a second spring (5) is installed on the inner wall of the alarm (4), and a microswitch (6) is installed on the inner wall of the alarm (4).

5. The motor rotor sheath for the high-speed permanent magnet motor according to claim 4, characterized in that: and a metal rod (501) is arranged at one end of the second spring (5).

6. The motor rotor sheath for the high-speed permanent magnet motor according to claim 4, characterized in that: and a micro-moving rod (601) is arranged on the outer wall of the micro-switch (6).

7. The motor rotor sheath for the high-speed permanent magnet motor according to claim 1, characterized in that: and the top of the fixed rod (7) is provided with a mounting plate (701).