CN220830363U - Direct-drive three-phase permanent magnet synchronous motor - Google Patents
Direct-drive three-phase permanent magnet synchronous motor Download PDFInfo
- Publication number
- CN220830363U CN220830363U CN202322221561.1U CN202322221561U CN220830363U CN 220830363 U CN220830363 U CN 220830363U CN 202322221561 U CN202322221561 U CN 202322221561U CN 220830363 U CN220830363 U CN 220830363U
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- wire
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- sleeve
- permanent magnet
- junction box
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 230000000694 effects Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 239000007787 solid Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000009529 body temperature measurement Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model discloses a direct-drive three-phase permanent magnet synchronous motor, which comprises a motor main body, wherein a junction box is arranged at the upper end of the motor main body, a wire hole is formed in one side of the junction box, a wire sleeve is detachably arranged in the wire hole, a sealing structure is arranged in the wire sleeve, a connecting wire is inserted into the wire sleeve and is inserted into a rubber ferrule, the rubber ferrule is tightly attached to the surface of the connecting wire, the wire sleeve is tightly attached to the rubber ferrule, a user inserts the wire sleeve into the wire hole, a fixing ring is attached to the surface of the junction box, a threaded ring is sleeved at the other end of the wire sleeve, the threaded ring is attached to the inner wall of the junction box, the wire sleeve is fixed on the surface of the junction box, the threaded ring and a sealing rubber ring on one side of the fixing ring are inserted into a sealing groove of the junction box, the wire hole can be sealed, the whole structure has good sealing performance, water vapor is prevented from entering the inside the junction box, and safety is improved.
Description
Technical Field
The utility model relates to the technical field of synchronous motors, in particular to a direct-drive three-phase permanent magnet synchronous motor.
Background
The direct-drive three-phase permanent magnet synchronous motor is suitable for mill equipment, elevators and belt conveyors, and replaces the traditional drive system of an asynchronous motor and a gear reduction box. The reconstruction site construction is convenient, and the original motor main cable and the control cable can still be used continuously. 10-20% energy conservation and consumption reduction can be realized, and the bearing temperature measurement and winding temperature measurement are all-round protection and monitoring;
Through searching, an energy-saving three-phase permanent magnet synchronous motor with the publication number of CN216530905U is disclosed, although the utility model meets the use requirement of a user to a certain extent, certain defects still exist in the use process, such as a common driving device of the existing direct-drive three-phase permanent magnet synchronous motor, the common driving device is often applied to various complex working environments, when working in some humid environments, the damage of electric leakage and the like is caused by dampness, the normal operation and the safety of equipment are influenced, and particularly, a junction box part on the motor is not integrally formed with the motor, and sealing is needed to be realized at a connecting part to ensure the waterproofness.
Disclosure of utility model
The utility model aims to provide a direct-drive three-phase permanent magnet synchronous motor so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a direct-drive three-phase permanent magnet synchronous motor, includes motor main part, motor main part's upper end is provided with the terminal box, the inside of terminal box is provided with the circuit board, the upper end demountable installation of terminal box has sealed apron, the line hole has been seted up to one side of terminal box, the inside demountable installation in line hole has the line cover, the inside of line cover is provided with seal structure, the inside of line cover is provided with the clamp line subassembly.
Preferably, the sealing structure comprises a fixed ring, the fixed ring is fixedly sleeved on the outer side of the wire sleeve and is attached to the surface of the junction box, one end of the wire sleeve is movably sleeved with a threaded ring, and the threaded ring is in threaded connection with the wire sleeve.
Preferably, the thread ring and the fixed ring are symmetrically distributed, one sides of the thread ring and the fixed ring are respectively provided with a sealing rubber ring, the surface of the junction box is provided with a sealing groove, the sealing groove is positioned at the outer side of the wire hole, and the sealing rubber ring is matched with the sealing groove.
Preferably, one end inside the wire sleeve is fixedly provided with a rubber ferrule, and the rubber ferrule is conical.
Preferably, the wire clamping assembly comprises a mounting groove, the mounting groove is formed in the inner portion of the wire sleeve to be annular, and a through hole is formed in one side of the inner wall of the mounting groove.
Preferably, the clamping screw sleeve is rotatably arranged on two sides of the inside of the mounting groove, one end of the clamping screw sleeve is connected with the through hole, and the outside of the clamping screw sleeve is fixedly provided with the meshing gear.
Preferably, a mounting ring is fixedly arranged on one side of the inside of the mounting groove, a movable toothed ring is movably arranged in the mounting ring, the movable toothed ring is meshed with the meshing gear, an adjusting groove is formed in one side of the mounting groove, and a pushing block connected with the movable toothed ring is movably inserted in the adjusting groove.
Preferably, the two sides of the inside of the through hole are respectively provided with a sliding block, the inside of the through hole is movably penetrated with a clamping screw rod, two sides of the clamping screw rod are respectively provided with a sliding groove matched with the sliding blocks, one end of the clamping screw rod is provided with a wire clamp, and the clamping screw rod is in threaded connection with the clamping screw sleeve.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, a user takes out the wire sleeve from the surface of the junction box, the connecting wire is inserted into the wire sleeve, the connecting wire is inserted into the rubber ferrule, the rubber ferrule is tightly attached to the surface of the connecting wire, so that the wire sleeve is tightly attached to the rubber ferrule, the user inserts the wire sleeve into the wire hole, the fixing ring is attached to the surface of the junction box, the threaded ring is sleeved at the other end of the wire sleeve, the threaded ring is attached to the inner wall of the junction box, the wire sleeve is fixed on the surface of the junction box, the threaded ring and the sealing rubber ring at one side of the fixing ring are inserted into the sealing groove of the junction box, the wire hole can be sealed, the whole structure has good sealing performance, water vapor is prevented from entering the junction box, and the safety is improved;
According to the utility model, a user pushes the push block, the push block moves along the adjusting groove, the push block rotates through the movable toothed ring, the movable toothed ring drives the clamping screw sleeve to rotate through the meshing gear, the clamping screw rod moves to one side along with the rotation of the clamping screw sleeve under the action of the sliding block and the sliding groove, the clamping screw rod drives the wire clamp to move, so that the two sides of the connecting wire are conveniently clamped, the connecting wire is prevented from moving inside the wire sleeve, and the connecting effect of the connecting wire and the circuit board is prevented from being influenced when the connecting wire is prevented from being collided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the junction box of the present utility model;
FIG. 3 is a schematic view of the semi-sectional structure of the installation part of the wire sleeve of the present utility model;
Fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.
In the figure: 1. a motor main body; 2. a junction box; 3. sealing the cover plate; 4. a circuit board; 5. a wire sleeve; 6. a fixing ring; 7. a threaded ring; 8. a rubber ferrule; 9. a wire clamp; 10. a mounting ring; 11. a movable toothed ring; 12. an adjustment tank; 13. clamping the screw sleeve; 14. a meshing gear; 15. clamping a screw; 16. a slide block; 17. and a sliding groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment 1 referring to fig. 1 to 3, an embodiment of the present utility model is provided: the utility model provides a direct-drive three-phase permanent magnet synchronous motor, including motor main part 1, motor main part 1's upper end is provided with terminal box 2, terminal box 2's inside is provided with circuit board 4, terminal box 2's upper end detachably installs sealed apron 3, the line hole has been seted up to one side of terminal box 2, line cover 5 is detachably installed to the inside in line hole, the inside of line cover 5 is provided with seal structure, seal structure includes solid fixed ring 6, gu fixed ring 6 fixed cover is established in the outside of line cover 5, and laminate with terminal box 2's surface mutually, gu the one end movable cover of line cover 5 is equipped with screwed ring 7, screwed ring 7 and line cover 5 threaded connection, screwed ring 7 and gu fixed ring 6 are symmetrical distribution, screwed ring 7 and one side of gu fixed ring 6 all are provided with sealed rubber ring, sealed groove has been seted up on terminal box 2's surface, sealed groove is located the outside of line hole, sealed rubber ring cooperatees with sealed groove, gu fixed mounting has rubber ring 8 in the inside one end of line cover 5, rubber ring 8 is the circular cone form;
Wherein, the user takes out line cover 5 from terminal box 2 surface, the inside that the line cover 5 was inserted to the connecting wire, insert the inside of rubber lasso 8, the rubber lasso 8 closely laminates with the surface of connecting wire, the inside that the line cover 5 was convenient for closely laminate with rubber lasso 8, the user inserts line cover 5 to the line hole, solid fixed ring 6 laminates with the surface of terminal box 2 mutually, the other end of line cover 5 is overlapped to thread ring 7, make thread ring 7 laminate with the inner wall of terminal box 2, make the line cover 5 fix at the surface of terminal box 2, the thread ring 7 inserts inside the seal rubber ring of terminal box 2 seal groove with solid fixed ring 6 one side, can seal the line hole, make overall structure have fine leakproofness, prevent that steam from entering into the inside of terminal box 2, the security has been improved.
Referring to fig. 3 and 4, an embodiment of the present utility model is provided: the inside of line cover 5 is provided with the line subassembly that presss from both sides, the line subassembly includes the mounting groove, the mounting groove is offered in the inside of line cover 5 and is annular, the through-hole has been seted up to one side of mounting groove inner wall, clamping screw 13 has all been installed in rotation to both sides of mounting groove inside, the one end of clamping screw 13 is connected with the through-hole, the outside fixed mounting of clamping screw 13 has interlock gear 14, one side fixed mounting of mounting groove inside has collar 10, movable ring gear 11 has in the inside movable mounting of collar 10, movable ring gear 11 meshes with interlock gear 14, regulating groove 12 has been seted up to one side of mounting groove, regulating groove 12's inside movable interlude has the ejector pad that is connected with movable ring gear 11, slider 16 is all provided with to both sides in the through-hole, clamping screw 15's inside movable interlude has clamping screw 15, spout 17 with slider 16 matched with is all seted up to both sides of clamping screw 15, clamping screw 15's one end is provided with fastener 9, clamping screw 15 and clamping screw 13 threaded connection
Wherein, the user promotes the ejector pad, and the ejector pad removes along adjusting groove 12, and the ejector pad rotates through movable ring gear 11, and movable ring gear 11 drives centre gripping swivel nut 13 through interlock gear 14 and rotates for centre gripping screw 15 moves to one side along with the rotation of centre gripping swivel nut 13 under the effect of slider 16 and spout 17, makes centre gripping screw 15 drive fastener 9 and removes, is convenient for carry out the centre gripping to the both sides of connecting wire, prevents that the connecting wire from receiving the inside removal of line cover 5 when colliding, influences the connection effect of connecting wire and circuit board 4.
Working principle: the user takes out line cover 5 from terminal box 2 surface, the inside that the line cover 5 was inserted to the connecting wire, insert the inside of rubber lasso 8, rubber lasso 8 and the surface of connecting wire closely laminate, the line cover 5 of being convenient for and the inseparable laminating of rubber lasso 8, the user inserts line cover 5 to the inside in line hole, solid fixed ring 6 and terminal box 2's surface laminate mutually, the other end of line cover 5 is overlapped to thread ring 7, make thread ring 7 and terminal box 2's inner wall laminate, make line cover 5 fix at terminal box 2's surface, the sealing rubber ring of thread ring 7 and solid fixed ring 6 one side inserts inside terminal box 2 seal groove, can seal the line hole, make overall structure have fine leakproofness, prevent that steam from entering into terminal box 2's inside, the security has been improved, the user promotes the ejector pad, the ejector pad moves along adjusting slot 12, the ejector pad rotates through movable ring 11, movable ring 11 drives centre gripping swivel nut 13 through gear 14, under the effect of slider 16 and spout 17, make centre gripping screw 15 follow the inner wire clamp 15 remove the connecting wire clamp 5 along with the inner wire clamp groove, when the effect of the connecting wire 15 is removed, the impact wire 9 is avoided to the inside the wire clamp wire, the both sides of the impact wire is prevented from moving, the wire clamp plate is convenient for the both sides, and the wire clamp wire is connected to move, and the wire is prevented from colliding with the terminal wire 9.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 (8)
1. The utility model provides a direct-drive three-phase permanent magnet synchronous motor, includes motor main part (1), its characterized in that: the motor is characterized in that the upper end of the motor main body (1) is provided with a junction box (2), a circuit board (4) is arranged in the junction box (2), a sealing cover plate (3) is detachably arranged at the upper end of the junction box (2), a wire hole is formed in one side of the junction box (2), a wire sleeve (5) is detachably arranged in the wire hole, a sealing structure is arranged in the wire sleeve (5), and a wire clamping assembly is arranged in the wire sleeve (5).
2. A direct drive three-phase permanent magnet synchronous motor according to claim 1, wherein: the sealing structure comprises a fixed ring (6), the fixed ring (6) is fixedly sleeved on the outer side of the wire sleeve (5) and is attached to the surface of the junction box (2), a threaded ring (7) is movably sleeved at one end of the wire sleeve (5), and the threaded ring (7) is in threaded connection with the wire sleeve (5).
3. A direct drive three-phase permanent magnet synchronous motor according to claim 2, wherein: the utility model discloses a wire hole, including terminal box (2), screw thread ring (7), fixed ring (6), sealing rubber ring, sealing groove, sealing rubber ring and sealing groove, screw thread ring (7) are the symmetric distribution with fixed ring (6), screw thread ring (7) and one side of fixed ring (6) all are provided with sealed rubber ring, the sealing groove has been seted up on the surface of terminal box (2), the sealing groove is located the outside of wire hole, sealed rubber ring cooperatees with the sealing groove.
4. A direct drive three phase permanent magnet synchronous motor according to claim 3, wherein: one end inside the wire sleeve (5) is fixedly provided with a rubber ferrule (8), and the rubber ferrule (8) is conical.
5. A direct drive three-phase permanent magnet synchronous motor according to claim 1, wherein: the wire clamping assembly comprises a mounting groove, the mounting groove is formed in the wire sleeve (5) in an annular shape, and a through hole is formed in one side of the inner wall of the mounting groove.
6. A direct drive three phase permanent magnet synchronous motor according to claim 5, wherein: the clamping screw sleeve (13) is rotatably arranged on two sides of the inside of the mounting groove, one end of the clamping screw sleeve (13) is connected with the through hole, and the outside of the clamping screw sleeve (13) is fixedly provided with the occluding gear (14).
7. A direct drive three phase permanent magnet synchronous motor according to claim 6, wherein: one side of the inside of mounting groove fixed mounting has collar (10), the inside movable mounting of collar (10) has movable ring gear (11), movable ring gear (11) meshes with interlock gear (14), adjustment tank (12) have been seted up to one side of mounting groove, the inside activity of adjustment tank (12) is interluded has the ejector pad that is connected with movable ring gear (11).
8. A direct drive three phase permanent magnet synchronous motor according to claim 5, wherein: the novel clamping screw is characterized in that sliding blocks (16) are arranged on two sides of the inside of the through hole, clamping screws (15) are movably inserted into the through hole, sliding grooves (17) matched with the sliding blocks (16) are formed in two sides of the clamping screws (15), a wire clamp (9) is arranged at one end of each clamping screw (15), and the clamping screws (15) are in threaded connection with the clamping screw sleeve (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322221561.1U CN220830363U (en) | 2023-08-18 | 2023-08-18 | Direct-drive three-phase permanent magnet synchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322221561.1U CN220830363U (en) | 2023-08-18 | 2023-08-18 | Direct-drive three-phase permanent magnet synchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220830363U true CN220830363U (en) | 2024-04-23 |
Family
ID=90725545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322221561.1U Active CN220830363U (en) | 2023-08-18 | 2023-08-18 | Direct-drive three-phase permanent magnet synchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220830363U (en) |
-
2023
- 2023-08-18 CN CN202322221561.1U patent/CN220830363U/en active Active
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| GR01 | Patent grant |