CN218633533U - Motor cast aluminum end cover with high structural strength - Google Patents

Abstract

The utility model discloses a motor cast aluminum end cover that structural strength is high, include: cast aluminium end cover body, strengthening rib, axle sleeve, motor casing, first solid fixed ring, slot, riser, card hole and the solid fixed ring of second. When needs will cast aluminium end cover body and motor casing and install, at first to the one side pulling plastics hook that is close to the cover spring, and then drive fly leaf and kelly to the one side motion that is close to the cover spring, thereby make the kelly move to the top of mounting groove, and collude two plastics hooks together, and make the socket on the solid fixed ring of second run through the slot that corresponds, then will collude the plastics hook that colludes together and untie, thereby drive fly leaf and kelly and carry out the motion that resets under the elastic force effect of cover spring, and then make the kelly insert corresponding card hole can, through above step, can be in the same place cast aluminium end cover body and motor casing are fixed, the operation is simple, time saving and labor saving, need not with the help of any instrument.

Description

Motor cast aluminum end cover with high structural strength

Technical Field

The utility model relates to the technical field of motors, specifically be a motor cast aluminum end cover that structural strength is high.

Background

In recent years, the application of permanent magnet motors has been widely popularized. The rare-earth permanent magnet motor has the advantages of simple structure, reliable operation, small volume, light weight, low loss, high efficiency and the like. Therefore, the application range is extremely wide and almost extends to various fields of aerospace, national defense, industrial and agricultural production and daily life. The reduction of the weight and the size of the motor is an important subject, wherein the adoption of a cast aluminum end cover form in the design of a high-speed permanent magnet motor is an option.

In the prior art, for example, patent with application number CN201720391024.3 provides a cast aluminum end cover for a motor, which comprises a cast aluminum end cover and is characterized in that a steel ring is arranged in a bearing chamber of the cast aluminum end cover, circular grooves are uniformly distributed on the outer surface of the steel ring, and the cast aluminum end cover and the steel ring are cast into a whole. The utility model discloses a set up the steel ring in cast aluminium end cover bearing room, made motor bearing and cast aluminium end cover bearing room be same coefficient of expansion material, avoided because the temperature rise that the motor operation in-process produced makes the expansion difference too big, lead to motor bearing and bearing room cooperation to appear the clearance grow and take place "run the cover" phenomenon, have simple structure, the ripe advantage of technology.

The above patents suffer from the following drawbacks: 1. the installation is not convenient enough, and the end cover can be fixedly installed on the motor shell by using a plurality of bolts; 2. the structural strength is poor, and the deformation is easy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor cast aluminum end cover that structural strength is high 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: a motor cast aluminum end cover with high structural strength comprises:

the cast aluminum end cover comprises a cast aluminum end cover body, wherein a shaft hole is formed in the center of the top of the cast aluminum end cover body;

the center of the top of the inner wall of the cast aluminum end cover body is fixedly connected with a shaft sleeve, the outer wall of the shaft sleeve is fixedly connected with a plurality of reinforcing ribs in an equidistance surrounding manner, and one end of each reinforcing rib, far away from the shaft sleeve, is fixedly connected with the inner wall of the cast aluminum end cover body;

the motor shell is movably arranged at the bottom of the cast aluminum end cover body;

the bottom of the surface of the cast aluminum end cover body is fixedly sleeved with a first fixing ring, slots are formed in the left side and the right side of the top of the first fixing ring, vertical plates are fixedly connected to the top of the first fixing ring and located on the front side and the rear side of each slot, and clamping holes are formed in the tops of the vertical plates, close to the slots, on one sides of the vertical plates;

the top of the surface of the motor shell is fixedly sleeved with a second fixing ring;

and the fixing mechanism is arranged at the top of the second fixing ring.

Further, fixed establishment includes socket, mounting groove, dead lever, fly leaf, card post, cover spring and plastics hook, the equal fixedly connected with socket in the position of the solid fixed ring top left and right sides of second and corresponding slot, the top of socket runs through the slot and extends to the outside of slot, the mounting groove has been seted up at the top of socket, both sides are fixed continuous through the dead lever around the inner wall of mounting groove, the equal sliding connection in both sides has the fly leaf around the fixed rod surface, the top of fly leaf runs through the mounting groove and extends to the outside of mounting groove, the fly leaf is close to riser one side and corresponds the position fixedly connected with card post in card hole, the one end that the fly leaf was kept away from to the card post runs through the card hole and extends to the outside in card hole, the center department cover on fixed rod surface is equipped with the cover spring, the top fixedly connected with plastics hook on one side of card post is kept away from to the fly leaf.

Furthermore, the socket is movably connected with the slot.

Further, the movable plate is movably contacted with the mounting groove.

Furthermore, the clamping column is movably connected with the clamping hole.

Further, movable contact between first solid fixed ring and the second solid fixed ring.

Furthermore, the shaft sleeve is communicated with the shaft hole.

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

1. when the cast aluminum end cover body and the motor shell are required to be installed, the plastic hooks are firstly pulled to one side close to the sleeve spring, the movable plate and the clamping columns are further driven to move to one side close to the sleeve spring, the clamping columns are made to move to the upper portion of the installing groove, the two plastic hooks are hooked together, the cast aluminum end cover body is placed at the top of the motor shell, the sockets on the second fixing ring are made to penetrate through the corresponding inserting grooves, the hooked plastic hooks are unfastened, the movable plate and the clamping columns are driven to reset under the elastic force action of the sleeve spring, the clamping columns are made to be inserted into the corresponding clamping holes, through the steps, the cast aluminum end cover body and the motor shell can be fixed together, the operation is simple, time and labor are saved, and any tool is not required.

2. The utility model discloses a set up a plurality of strengthening ribs, can carry out the auxiliary stay to axle sleeve and between the cast aluminium end cover body, greatly improved the structural strength of cast aluminium end cover body for cast aluminium end cover body is difficult for taking place to warp.

Drawings

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

FIG. 2 is an enlarged schematic view of A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of the reinforcing rib of the present invention;

fig. 4 is a schematic structural diagram of the fixing mechanism of the present invention.

In the figure: 1. a cast aluminum end cap body; 2. reinforcing ribs; 3. a shaft sleeve; 4. a motor housing; 5. a first retaining ring; 6. a slot; 7. a vertical plate; 8. a clamping hole; 9. a second retaining ring; 10. a fixing mechanism; 101. a socket; 102. mounting grooves; 103. fixing the rod; 104. a movable plate; 105. clamping the column; 106. a spring sleeve; 107. a plastic hook.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, a structural strength cast aluminum end cap for an electric machine includes: cast aluminium end cover body 1, strengthening rib 2, axle sleeve 3, motor casing 4, first solid fixed ring 5, slot 6, riser 7, card hole 8 and the solid fixed ring 9 of second, the center department at cast aluminium end cover body 1 top has seted up the shaft hole, the center department fixedly connected with axle sleeve 3 at the 1 inner wall top of cast aluminium end cover body, equidistant a plurality of strengthening ribs 2 of fixedly connected with that encircle, strengthening rib 2 keeps away from the one end of axle sleeve 3 and the fixed linking to each other of inner wall of cast aluminium end cover body 1, the activity of motor casing 4 sets up the bottom at cast aluminium end cover body 1, the fixed cover in bottom on cast aluminium end cover body 1 surface is equipped with first solid fixed ring 5, slot 6 has all been seted up to the top left and right sides of first solid fixed ring 5, the equal fixedly connected with riser 7 in both sides around first solid fixed ring 5 top just being located slot 6, card hole 8 has been seted up near the top of slot 6 one side to riser 7, the fixed cover in top on motor casing 4 surface is equipped with the solid fixed ring 9 of second, fixed ring 10 sets up the top at solid fixed ring 9 of second.

In specific implementation, the fixing mechanism 10 includes a socket 101, a mounting groove 102, a fixing rod 103, a movable plate 104, a clamping column 105, a set spring 106 and a plastic hook 107, the left and right sides of the top of the second fixing ring 9 and the position corresponding to the slot 6 are fixedly connected with the socket 101, the top of the socket 101 penetrates through the slot 6 and extends to the outside of the slot 6, the mounting groove 102 is formed in the top of the socket 101, the front and rear sides of the inner wall of the mounting groove 102 are fixedly connected with the fixing rod 103, the front and rear sides of the surface of the fixing rod 103 are slidably connected with the movable plate 104, the top of the movable plate 104 penetrates through the mounting groove 102 and extends to the outside of the mounting groove 102, the movable plate 104 is close to one side of the vertical plate 7 and corresponds to the position fixedly connected with the clamping column 105 of the clamping hole 8, one end of the clamping column 105, which is far away from the movable plate 104, penetrates through the clamping hole 8 and extends to the outside of the clamping hole 8, the set spring 106 is sleeved at the center of the surface of the fixing rod 103, and the top fixedly connected with the plastic hook 107, which is far away from one side of the clamping column 105, which is far away from the movable plate 104.

In the implementation, the socket 101 is movably connected with the slot 6.

In practical applications, the movable plate 104 is movably contacted with the mounting slot 102.

In practical application, the locking column 105 is movably connected with the locking hole 8.

In practice, the first fixing ring 5 is in movable contact with the second fixing ring 9.

In the specific implementation, the shaft sleeve 3 is communicated with the shaft hole.

All parts in the utility model are general standard parts or the parts that technical staff in this field knows, its structure and principle all are that this technical staff can learn or learn through conventional experimental method through the technical manual, the standard part that uses in this application file all can purchase from the market simultaneously, each part can be ordered according to the record of description and attached drawing in this application file, the concrete connected mode of each part all adopts conventional means such as mature bolt, rivet, welding among the prior art, machinery, part and equipment all adopt conventional model among the prior art, the control mode is through controller automatic control, the control circuit of controller can realize through simple programming of technical staff in this field, belong to the common general knowledge in this field, and this application file mainly is used for protecting mechanical device, so this application file no longer explains control mode and circuit connection in detail, no specific description is made here.

The detailed working principle is as follows: when the cast aluminum end cover body 1 and the motor shell 4 need to be installed, firstly, the plastic hooks 107 are pulled to one side close to the set spring 106, the movable plate 104 and the clamping columns 105 are driven to move to one side close to the set spring 106, meanwhile, the set spring 106 is compressed, the clamping columns 105 are driven to move to the upper portion of the installation groove 102, the two plastic hooks 107 are hooked together, then, the cast aluminum end cover body 1 is placed on the top of the motor shell 4, the sockets 101 on the second fixing rings 9 penetrate through the corresponding insertion grooves 6, then the hooked plastic hooks 107 are unfastened, the movable plate 104 and the clamping columns 105 are driven to reset under the elastic force action of the set spring 106, and then the clamping columns 105 are inserted into the corresponding clamping holes 8.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (7)

1. The utility model provides a motor cast aluminum end cover that structural strength is high which characterized in that includes:

the cast aluminum end cover comprises a cast aluminum end cover body (1), wherein a shaft hole is formed in the center of the top of the cast aluminum end cover body (1);

the center of the top of the inner wall of the cast aluminum end cover body (1) is fixedly connected with the shaft sleeve (3), the outer wall of the shaft sleeve (3) is fixedly connected with a plurality of reinforcing ribs (2) in a surrounding mode at equal intervals, and one ends, far away from the shaft sleeve (3), of the reinforcing ribs (2) are fixedly connected with the inner wall of the cast aluminum end cover body (1);

the motor shell (4), the motor shell (4) is movably arranged at the bottom of the cast aluminum end cover body (1);

the bottom of the surface of the cast aluminum end cover body (1) is fixedly sleeved with a first fixing ring (5), slots (6) are formed in the left side and the right side of the top of the first fixing ring (5), vertical plates (7) are fixedly connected to the top of the first fixing ring (5) and located on the front side and the rear side of each slot (6), and clamping holes (8) are formed in the tops of the vertical plates (7) close to the slots (6);

the top of the surface of the motor shell (4) is fixedly sleeved with a second fixing ring (9);

and the fixing mechanism (10) is arranged at the top of the second fixing ring (9), and the fixing mechanism (10) is arranged at the top of the second fixing ring (9).

2. The cast aluminum end cover of the motor with high structural strength as claimed in claim 1, wherein: the fixing mechanism (10) comprises a socket (101), a mounting groove (102), a fixing rod (103), a movable plate (104), a clamping column (105), a sleeve spring (106) and a plastic hook (107), the left side and the right side of the top of the second fixing ring (9) and the positions corresponding to the slots (6) are fixedly connected with sockets (101), the top of the socket (101) penetrates through the slot (6) and extends to the outside of the slot (6), the top of the socket (101) is provided with a mounting groove (102), the front side and the rear side of the inner wall of the mounting groove (102) are fixedly connected through a fixing rod (103), the front side and the rear side of the surface of the fixed rod (103) are both connected with movable plates (104) in a sliding way, the top of the movable plate (104) penetrates through the mounting groove (102) and extends to the outside of the mounting groove (102), the movable plate (104) is close to one side of the vertical plate (7) and is fixedly connected with a clamping column (105) corresponding to the clamping hole (8), one end of the clamping column (105) far away from the movable plate (104) penetrates through the clamping hole (8) and extends to the outside of the clamping hole (8), a sleeve spring (106) is sleeved at the center of the surface of the fixed rod (103), the top of one side of the movable plate (104) far away from the clamping column (105) is fixedly connected with a plastic hook (107).

3. The cast aluminum end cover with high structural strength for the motor as claimed in claim 2, wherein: the socket (101) is movably connected with the slot (6).

4. The cast aluminum end cover with high structural strength for the motor as claimed in claim 2, wherein: the movable plate (104) is movably contacted with the mounting groove (102).

5. The cast aluminum end cover of the motor with high structural strength as claimed in claim 2, wherein: the clamping column (105) is movably connected with the clamping hole (8).

6. The cast aluminum end cover with high structural strength for the motor as claimed in claim 1, wherein: the first fixing ring (5) is movably contacted with the second fixing ring (9).

7. The cast aluminum end cover with high structural strength for the motor as claimed in claim 1, wherein: the shaft sleeve (3) is communicated with the shaft hole.

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