CN214412429U - External installation connecting structure of shell-less motor - Google Patents
External installation connecting structure of shell-less motor Download PDFInfo
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- CN214412429U CN214412429U CN202120540175.7U CN202120540175U CN214412429U CN 214412429 U CN214412429 U CN 214412429U CN 202120540175 U CN202120540175 U CN 202120540175U CN 214412429 U CN214412429 U CN 214412429U
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- stator
- stator core
- end cover
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- hard rail
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Abstract
An external installation connecting structure of a shell-less motor comprises a rectangular stator on the motor, a rotor shaft, an upper end cover and a lower end cover, wherein the stator comprises a stator core, chamfers are formed at vertical edges of four corners of the stator core, vertical hard rail grooves are formed on chamfer surfaces of the four corners of the stator core, the chamfer surfaces of the four corners of the stator core abut against an L-shaped installation lug plate, a positioning bolt is inserted on the installation lug plate, the positioning bolt penetrates through the installation lug plate and is in threaded connection with a buckling block, and the buckling block is inserted in the hard rail grooves of the stator core; vertical connecting grooves are formed in the stator core chamfer surfaces on the two sides of the hard rail groove, stator connecting rods are inserted in the connecting grooves, pressure heads are formed at the two ends of the stator connecting rods, and the pressure heads are pressed on the upper end surface and the lower end surface of the stator core. A hard rail groove is formed in a stator core, a fixed mounting lug plate can be mounted through a clamping block and a bolt, the mounting of the motor can be conveniently achieved through the mounting lug plate, and the mounting position of the motor can be adjusted.
Description
The technical field is as follows:
the utility model relates to a technical field of motor, more specifically say and relate to an externally mounted connection structure of no shell motor.
Background art:
at present, general motors all have a machine shell, the machine shell of the motor is generally only used as a supporting piece, from the perspective of electromagnetic design, the machine shell does not have any contribution to the output power of the motor, each part is connected through a spigot in a matching way, the machining precision requirement is high, the occupied equipment is more, and then a shell-free motor utilizing a stator core periphery wrapping type structure is provided, the machine shell utilizing an upper end cover and a lower end cover to be matched with the stator core to replace the motor, the mounting structure of the shell-free motor generally adopts a screw penetrating through the stator core to be mounted, but the mounting position is limited, and the mounting of the motor is troublesome.
The utility model has the following contents:
the utility model aims at providing a no shell motor's externally mounted connection structure to being not enough to prior art, and it sets up hard rail groove on stator core, can install the fixed mounting otic placode through fixture block and bolt, utilizes the installation that the installation otic placode conveniently realized the motor to can adjust motor's mounted position.
An external installation connecting structure of a shell-less motor comprises a rectangular stator, a rotor shaft, an upper end cover and a lower end cover on the motor, wherein the upper end cover and the lower end cover are fixed on the upper end surface and the lower end surface of the stator; the stator comprises a stator core, chamfers are formed at vertical edges of four corners of the stator core, vertical hard rail grooves are formed on chamfer surfaces of the four corners of the stator core, the chamfer surfaces of the four corners of the stator core abut against L-shaped mounting lug plates, the mounting lug plates comprise horizontal parts and vertical parts, mounting holes are formed on the horizontal parts of the mounting lug plates, positioning bolts are inserted into the vertical parts of the mounting lug plates, the positioning bolts penetrate through the mounting lug plates and are screwed with buckling blocks, and the buckling blocks are inserted into the hard rail grooves of the stator core; vertical connecting grooves are formed in the stator core chamfer surfaces on the two sides of the hard rail groove, stator connecting rods are inserted in the connecting grooves, pressure heads are formed at the two ends of the stator connecting rods, and the pressure heads are pressed on the upper end surface and the lower end surface of the stator core.
Preferably, the vertical part of the mounting lug plate presses against the chamfered surface of the stator core, and the clamping block presses against the inner side wall of the hard rail groove.
Preferably, the hard rail groove on the stator core is T-shaped, and the cross section of the clamping block is in a shape like a Chinese character 'tu'.
Preferably, stator core constitute by a plurality of stator punching, the coating has glue in stator core's the spread groove, stator punching on the stator core connects the pole to fix mutually together through glue and stator.
Preferably, the stator connecting rod on the stator core is welded and fixed with the stator core through resistance welding.
Preferably, flanges are formed on the upper end cover and the lower end cover, a plurality of vertical screw rods are inserted into the stator core, and nuts are fixed to the upper end and the lower end of each screw rod through the flanges of the upper end cover and the lower end cover in a threaded manner.
The beneficial effects of the utility model reside in that:
1. a hard rail groove is formed in a stator core, a fixed mounting lug plate can be mounted through a clamping block and a bolt, the mounting of the motor can be conveniently achieved through the mounting lug plate, and the mounting position of the motor can be adjusted.
2. It sets up the stator in the both sides in hard rail groove and connects the pole, utilizes the stator to connect the pole and can fix a position the equipment and connect stator core promptly, can consolidate the hard rail groove simultaneously, improves the intensity of motor erection joint.
Description of the drawings:
fig. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a schematic structural view of the present invention from above.
In the figure: 1. a stator core; 2. an upper end cover; 3. a lower end cover; 4. a rotor shaft; 5. mounting an ear plate; 51. mounting holes; 6. a buckling block; 7. positioning the bolt; 8. a stator connecting rod; 81. And (4) pressing head.
The specific implementation mode is as follows:
example (b): as shown in fig. 1 to 3, the external mounting connection structure of a shell-less motor comprises a rectangular stator, a rectangular rotor shaft 4, an upper end cover 2 and a lower end cover 3, wherein the upper end cover 2 and the lower end cover 3 are fixed on the upper end surface and the lower end surface of the stator, the rotor is inserted in the stator, the rotor shaft 4 is inserted and fixed on the rotor, the upper end of the rotor shaft 4 extends out of the upper end cover 2, and the lower end of the rotor shaft is hinged in the lower end cover 3 through a bearing; the stator comprises a stator core 1, chamfers 13 are formed at vertical edges of four corners of the stator core 1, vertical hard rail grooves 11 are formed on the chamfer surfaces of the four corners of the stator core 1, the chamfer surfaces of the four corners of the stator core 1 abut against an L-shaped mounting lug plate 5, the mounting lug plate 5 consists of a horizontal part and a vertical part, a mounting hole 51 is formed on the horizontal part of the mounting lug plate 5, a positioning bolt 7 is inserted on the vertical part of the mounting lug plate 5, the positioning bolt 7 penetrates through the mounting lug plate 5 and is screwed on a buckling block 6, and the buckling block 6 is inserted in the hard rail grooves 11 of the stator core 1; vertical connecting grooves 12 are formed in the chamfer surfaces of the stator cores 1 on the two sides of the hard rail grooves 11, stator connecting rods 8 are inserted in the connecting grooves 12, pressure heads 81 are formed at the two ends of each stator connecting rod 8, and the pressure heads 81 are pressed on the upper end surface and the lower end surface of each stator core 1.
Preferably, the vertical part of the mounting lug plate 5 presses against the chamfered surface of the stator core 1, and the clamping block 6 presses against the inner side wall of the hard rail groove 11.
Preferably, the hard rail groove 11 on the stator core 1 is T-shaped, and the cross section of the fastening block 6 is in a shape like a Chinese character 'tu'.
Preferably, stator core 1 constitute by a plurality of stator punching, the coating has glue in stator core 1's the spread groove 12, stator punching on the stator core 1 connects pole 8 to be fixed together mutually through glue and stator.
Preferably, the stator connecting rod 8 on the stator core 1 is welded and fixed with the stator core 1 by resistance welding.
Preferably, flanges are formed on the upper end cover 2 and the lower end cover 3, a plurality of vertical screw rods are inserted into the stator core 1, and nuts are fixed to the upper end and the lower end of each screw rod through the flanges of the upper end cover 2 and the flanges of the lower end cover 3 in a threaded manner.
The working principle is as follows: the utility model relates to an external installation connection structure of a shell-less motor, the structure of which is shown in figure 1, a stator punching sheet is provided with a slot, two sides of the slot are provided with notches, the notch and the slot respectively form a hard rail slot 11 and a connecting slot 12 after a stator core 1 is formed by lamination of the stator punching sheet, a stator connecting rod 8 is inserted in the connecting slot 12, the stator punching sheet can be fixedly connected with the stator connecting rod 8 by a glue fixing or welding mode, and the stator core 1 can be fixed by positioning and assembling the stator connecting rod 8;
the clamping block 6 is inserted into the hard rail groove 11 of the stator core 1, the mounting lug plate 5 is in threaded connection with the clamping block 6 through the positioning bolt 7 and is clamped and fixed on the stator core 1, the motor is conveniently fixed by the mounting lug plate 5, and the position of the motor can be adjusted; and meanwhile, the stator connecting rod 8 can reinforce the hard rail groove 11, so that the installation strength of the motor can be improved.
The examples are intended to be illustrative, but not limiting, of the invention. The embodiments can be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the present invention should be determined by the appended claims.
Claims (6)
1. An external installation connecting structure of a shell-less motor comprises a rectangular stator, a rotor shaft (4), an upper end cover (2) and a lower end cover (3) on the motor, wherein the upper end cover (2) and the lower end cover (3) are fixed on the upper end surface and the lower end surface of the stator, the rotor is inserted in the stator, the rotor shaft (4) is inserted and fixed on the rotor, the upper end of the rotor shaft (4) extends out of the upper end cover (2), and the lower end of the rotor shaft is hinged in the lower end cover (3) through a bearing; the stator includes stator core (1), its characterized in that: the vertical edges of the four corners of the stator core (1) are provided with chamfers (13), vertical hard rail grooves (11) are formed in the chamfer surfaces of the four corners of the stator core (1), the chamfer surfaces of the four corners of the stator core (1) are abutted against the L-shaped mounting lug plates (5), the mounting lug plates (5) are composed of horizontal parts and vertical parts, mounting holes (51) are formed in the horizontal parts of the mounting lug plates (5), positioning bolts (7) are inserted in the vertical parts of the mounting lug plates (5), the positioning bolts (7) penetrate through the mounting lug plates (5) and are in threaded connection with clamping blocks (6), and the clamping blocks (6) are inserted in the hard rail grooves (11) of the stator core (1); the forming has vertical spread groove (12) on stator core (1) chamfer face of hard rail groove (11) both sides, and it connects pole (8) to peg graft in spread groove (12), and the stator connects the both ends shaping of pole (8) to have pressure head (81), and pressure head (81) press on the upper and lower terminal surface of stator core (1).
2. The exterior mounting connection structure of a canned motor according to claim 1, wherein: the vertical part of the mounting lug plate (5) is pressed against the chamfer surface of the stator core (1), and the clamping block (6) is pressed against the inner side wall of the hard rail groove (11).
3. The exterior mounting connection structure of a canned motor according to claim 2, wherein: the stator iron core is characterized in that a hard rail groove (11) in the stator iron core (1) is T-shaped, and the cross section of the clamping block (6) is in a convex shape.
4. The exterior mounting connection structure of a canned motor according to claim 1, wherein: stator core (1) constitute by a plurality of stator punching, the coating has glue in spread groove (12) of stator core (1), stator punching on stator core (1) connects pole (8) to fix mutually through glue and stator.
5. The exterior mounting connection structure of a canned motor according to claim 1, wherein: and the stator connecting rod (8) on the stator core (1) is welded and fixed with the stator core (1) through resistance welding.
6. The exterior mounting connection structure of a canned motor according to claim 1, wherein: flanges are formed on the upper end cover (2) and the lower end cover (3), a plurality of vertical screw rods are inserted into the stator core (1), and nuts are fixed to the upper end and the lower end of each screw rod through the flanges of the upper end cover (2) and the flanges of the lower end cover (3) in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120540175.7U CN214412429U (en) | 2021-03-16 | 2021-03-16 | External installation connecting structure of shell-less motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120540175.7U CN214412429U (en) | 2021-03-16 | 2021-03-16 | External installation connecting structure of shell-less motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214412429U true CN214412429U (en) | 2021-10-15 |
Family
ID=78030280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120540175.7U Active CN214412429U (en) | 2021-03-16 | 2021-03-16 | External installation connecting structure of shell-less motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214412429U (en) |
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2021
- 2021-03-16 CN CN202120540175.7U patent/CN214412429U/en active Active
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