CN218829383U

CN218829383U - Permanent magnet variable frequency motor with motor cover easy to replace

Info

Publication number: CN218829383U
Application number: CN202222858700.7U
Authority: CN
Inventors: 马东杰; 王哲
Original assignee: Anshan Quansheng Power Electronic Co ltd
Current assignee: Anshan Quansheng Power Electronic Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-04-07
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a permanent magnet variable frequency motor who easily changes motor cover relates to motor technical field, which comprises a housing, casing outside fixed mounting has the terminal box, the casing both ends are all through locking mechanism fixed mounting there is the end cover, rotate between two end covers and install the pivot, fixed mounting has the fan in the pivot that is located one of them end cover one side, casing one side fixed mounting has the housing, the equal fixed mounting of casing both sides outer wall has four second fixing bases, the pull ring passes through second round pin axle fixed mounting in the second fixing base, and the installation pole then passes through the second fixing base outside that screw fixed mounting corresponds, first fixing base one side fixed mounting has the round pin piece. Through the first fixing base in the casing outside and the second fixing base setting in the end cover outside to cooperation indentation mechanism, can be quick carry out the dismouting with the end cover in casing one side, even after permanent magnet variable frequency motor permanent use, can not influence the quick assembly disassembly of round pin piece from the slot because of the circumstances such as corrosion yet.

Description

Permanent magnet variable frequency motor with motor cover easy to replace

Technical Field

The utility model relates to the technical field of electric machines, in particular to permanent magnet variable frequency motor who easily changes motor cover.

Background

The permanent magnet motor adopts a permanent magnet to generate a magnetic field of the motor, an excitation coil and an excitation current are not needed, and along with the rapid development of a power electronic technology and a novel semiconductor device, an alternating current speed regulation technology is continuously improved, and a frequency converter which is gradually improved is widely applied to the permanent magnet alternating current motor with good output waveform and excellent performance;

permanent magnet variable frequency motor is the same with traditional motor, all can have the end cover at casing both ends fixed mounting, and it has the pivot to rotate between two end covers, the installation to the rotor has been realized, and this end cover is usually through the screw fixed mounting of the guest of loosing and above quantity in casing one side, after permanent magnet variable frequency motor's permanent use, need to the rotor of inside, when parts such as fan overhaul the maintenance, need dismantle the end cover earlier, because the screw of fixed end cover is after longer live time, the condition of corrosion can appear, and then lead to being difficult to taking off the screw follow casing of fixed end cover, then, the influence is to permanent magnet variable frequency motor's normal maintenance and maintenance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a permanent magnet variable frequency motor of easily changing motor cover can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a permanent magnet variable frequency motor who easily changes motor cover, includes the casing, casing outside fixed mounting has the terminal box, and the casing both ends all have the end cover, two through locking mechanism fixed mounting rotate between the end cover and install the pivot, are located fixed mounting has the fan in the pivot of one of them end cover one side, casing one side fixed mounting has the housing, the equal fixed mounting of casing both sides outer wall has four second fixing bases, the pull ring is through second round pin axle fixed mounting in the second fixing base, and the installation pole is then through the second fixing base outside that screw fixed mounting corresponds.

As the utility model discloses a further optimization scheme, first fixing base one side fixed mounting has the round pin piece, the draw-in groove has been seted up in the round pin piece, first jack has all been seted up to both sides in the draw-in groove.

As the utility model discloses a further optimization scheme, the slot has been seted up to relative first fixing base one side of end cover, fixed mounting has the fixture block in the slot, the second jack has been seted up to one side in the slot, seted up in the fixture block with the endocentric third jack of second jack.

As the utility model discloses a further optimization scheme, slot in the second fixing base alternates and installs in the round pin piece that corresponds, and the fixture block then alternates and installs in the draw-in groove, just first jack is concentric with second jack, third jack.

As the utility model discloses a further optimization scheme, second round pin axle fixed mounting is in pull ring one side, just the second round pin axle alternates to be installed in second jack, third jack and first jack, the pull ring is sold the interior fourth jack that has seted up the run-through type with the second.

As the utility model discloses a further optimization scheme, installation pole one side fixed mounting has the fixed block, corresponding second fixing base one side fixed mounting of fixed block has first round pin axle, first round pin axle alternates to be installed in the fourth jack, and is located the cover is equipped with compression spring on the first round pin axle between pull ring and the fixed block.

Compared with the prior art, the utility model discloses following beneficial effect has:

a permanent magnet variable frequency motor who easily changes motor cover, the first fixing base through the casing outside sets up with the second fixing base in the end cover outside to cooperation indentation mechanism, can be quick carry out the dismouting with the end cover in casing one side, even after permanent magnet variable frequency motor permanent-time use, can not influence the quick assembly disassembly of round pin piece from the slot because of circumstances such as corrosion yet.

Drawings

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

FIG. 2 is an exploded view of the main structure of the present invention;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is an exploded view of the locking mechanism mounting structure of the present invention;

fig. 5 is a schematic view of the pull ring structure of the present invention.

In the figure: 1. a housing; 2. a junction box; 3. a rotating shaft; 4. an end cap; 5. a fan; 6. a housing; 7. a locking mechanism; 8. a pull ring; 9. mounting a rod; 10. a first fixed seat; 11. a pin block; 12. a card slot; 13. a first jack; 14. a second fixed seat; 15. inserting slots; 16. a clamping block; 17. a second jack; 18. a third jack; 19. a fixed block; 20. a first pin shaft; 21. a compression spring; 22. a second pin shaft; 23. and a fourth jack.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-5, the utility model provides a pair of easily change permanent magnet variable frequency motor of motor cover, including

casing

1, 1 outside fixed mounting of casing has terminal box 2, 1 both ends of casing all have end cover 4 through 7 fixed mounting of locking mechanism, rotate between two end covers 4 and install pivot 3, fixed mounting has fan 5 in the pivot 3 that is located one of them end cover 4 one side, 1 one side fixed mounting of casing has housing 6, the equal fixed mounting of 1 both sides outer wall of casing has four second fixing bases 14, pull ring 8 is through second round pin axle 22 fixed mounting in second fixing base 14, and installation pole 9 is then in the second fixing base 14 outside that corresponds through screw fixed mounting.

A pin block 11 is fixedly mounted on one side of the first fixing seat 10, a clamping groove 12 is formed in the pin block 11, and first insertion holes 13 are formed in two sides in the clamping groove 12;

further, the second pin 22 of the first insertion hole 13 can pass through the second insertion hole 17 and the third insertion hole 18 to fixedly mount the pin block 11 in the second fixing seat 14.

The end cover 4 is provided with a slot 15 at one side opposite to the first fixing seat 10, a clamping block 16 is fixedly installed in the slot 15, a second insertion hole 17 is formed at one side in the slot 15, and a third insertion hole 18 concentric with the second insertion hole 17 is formed in the clamping block 16.

The slots 15 in the second fixing seat 14 are inserted into the corresponding pin blocks 11, the clamping blocks 16 are inserted into the clamping grooves 12, and the first insertion holes 13 are concentric with the second insertion holes 17 and the third insertion holes 18;

furthermore, the clamping block 16 is inserted into the clamping groove 12, so that the first fixing seat 10 and the second fixing seat 14 can be fixedly connected, and the casing 1 and the end cover 4 can be fixedly mounted.

The second pin 22 is fixedly installed on one side of the pull ring 8, the second pin 22 is installed in the second insertion hole 17, the third insertion hole 18 and the first insertion hole 13 in an inserting manner, and a penetrating fourth insertion hole 23 is formed in the pull ring 8 and the second pin 22.

A fixed block 19 is fixedly arranged on one side of the mounting rod 9, a first pin shaft 20 is fixedly arranged on one side of the fixed block 19 corresponding to the second fixed seat 14, the first pin shaft 20 is inserted into a fourth insertion hole 23, and a compression spring 21 is sleeved on the first pin shaft 20 positioned between the pull ring 8 and the fixed block 19;

furthermore, the compression spring 21 on the first pin 20 on the side of the installation rod 9 can press the pull ring 8, and then the pull ring 8 fixedly connects the pin block 11 with the second fixed seat 14 through the second pin 22.

It should be noted that, the utility model relates to a permanent magnet variable frequency motor easy to change motor cover, when saying that end cover 4 is dismantled from casing 1 one side, pull ring 8 to one side pulling on end cover 4 earlier, and then make pull ring 8 drive four second round pin axles 22 of one side to one side movement in second jack 17 and third jack 18, simultaneously, fourth jack 23 in pull ring 8 and the second round pin axle 22 moves to one side on the first round pin axle 20 that corresponds, and compress compression spring 21 to fixed block 19 through pull ring 8, meanwhile, second round pin axle 22 moves to one side and breaks away from in first jack 13 in second jack 17 and third jack 18, and then make second round pin axle 22 no longer carry out axial pivoted spacing to end cover 4, afterwards, rotate end cover 4 a certain angle, and then make end cover 4 drive second fixing base 14 and rotate synchronously, and then make slot 15 in second fixing base 14 break away from corresponding round pin piece 11, can take off end cover 4 from casing 1 one side;

and install end cover 4 to casing 1 one side is, only need to install the bearing that end cover 4 central point put in 3 one ends of pivot in an alternating manner earlier, then, place second fixing base 14 in casing 1 corresponding round pin piece 11 one side through end cover 4, at this moment, pull ring 8 is to one side pulling, and then make pull ring 8 drive second round pin axle 22 one end and accomodate only in second jack 17 completely, and compress compression spring 21 to fixed block 19 one side through pull ring 8, then, drive second fixing base 14 through end cover 4 and rotate certain angle, and make second fixing base 14 follow end cover 4 and rotate, and then make slot 15 in second fixing base 14 alternate and install on corresponding round pin piece 11, and fixture block 16 alternates and installs in corresponding draw-in groove 12, afterwards, loosen pull ring 8, then, through the resilience of compression spring 21 on first round pin axle 20, make pull ring 8 drive second round pin axle 22 one end and alternate and install in first jack 13 and third jack 18, and then fix second fixing base 14 on round pin piece 11, and then fix end cover 4 in casing 1 one side.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a permanent magnet variable frequency motor of easily changing motor cover, includes casing (1), casing (1) outside fixed mounting has terminal box (2), its characterized in that: two ends of the machine shell (1) are fixedly provided with end covers (4) through locking mechanisms (7), a rotating shaft (3) is rotatably arranged between the two end covers (4), a fan (5) is fixedly arranged on the rotating shaft (3) positioned on one side of one of the end covers (4), and a housing (6) is fixedly arranged on one side of the machine shell (1);

the outer walls of the two sides of the machine shell (1) are fixedly provided with four second fixing seats (14), the pull ring (8) is fixedly arranged in the second fixing seats (14) through a second pin shaft (22), and the mounting rod (9) is fixedly arranged on the outer side of the corresponding second fixing seats (14) through screws.

2. The permanent magnet variable frequency motor with the motor cover easy to replace as claimed in claim 1, is characterized in that: a pin block (11) is fixedly mounted on one side of the first fixing seat (10), a clamping groove (12) is formed in the pin block (11), and first insertion holes (13) are formed in two sides of the clamping groove (12).

3. The permanent magnet variable frequency motor with the motor cover easy to replace as claimed in claim 2, is characterized in that: the end cover (4) is provided with a slot (15) on one side relative to the first fixing seat (10), a clamping block (16) is fixedly mounted in the slot (15), a second insertion hole (17) is formed in one side in the slot (15), and a third insertion hole (18) concentric with the second insertion hole (17) is formed in the clamping block (16).

4. The permanent magnet variable frequency motor with the motor cover easy to replace as claimed in claim 3, is characterized in that: the inserting grooves (15) in the second fixing seats (14) are arranged in the corresponding pin blocks (11) in an inserting mode, the clamping blocks (16) are arranged in the clamping grooves (12) in an inserting mode, and the first inserting holes (13) are concentric with the second inserting holes (17) and the third inserting holes (18).

5. The permanent magnet variable frequency motor with the motor cover easy to replace as claimed in claim 4, is characterized in that: the second pin shaft (22) is fixedly installed on one side of the pull ring (8), the second pin shaft (22) is installed in the second insertion hole (17), the third insertion hole (18) and the first insertion hole (13) in a penetrating mode, and a penetrating fourth insertion hole (23) is formed in the pull ring (8) and the second pin shaft (22).

6. The permanent magnet variable frequency motor with the motor cover easy to replace as claimed in claim 5, is characterized in that: the mounting structure is characterized in that a fixing block (19) is fixedly mounted on one side of the mounting rod (9), a first pin shaft (20) is fixedly mounted on one side of a second fixing seat (14) corresponding to the fixing block (19), the first pin shaft (20) is installed in a fourth inserting hole (23) in a penetrating mode, and the first pin shaft (20) between the pull ring (8) and the fixing block (19) is located and sleeved with a compression spring (21).