CN218216905U - Three-phase asynchronous motor sealing structure - Google Patents
Three-phase asynchronous motor sealing structure Download PDFInfo
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- CN218216905U CN218216905U CN202123308662.XU CN202123308662U CN218216905U CN 218216905 U CN218216905 U CN 218216905U CN 202123308662 U CN202123308662 U CN 202123308662U CN 218216905 U CN218216905 U CN 218216905U
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Abstract
The utility model relates to a three-phase asynchronous machine technical field especially relates to three-phase asynchronous machine seal structure, which comprises a housin, the one end outer wall of casing bonds and has first sealing washer, and the casing one end of outer wall all around cup joints and is fixed with the lantern ring, the outer wall symmetry all around of lantern ring is provided with coupling mechanism, and coupling mechanism includes the arc, is fixed in the connecting block at arc outer wall both ends and is fixed in the arc piece of arc one side inner wall, the one end of casing is pegged graft and is had grafting mechanism. The utility model discloses a first sealing washer and the second sealing washer that set up, when bottom and casing are pegged graft each other and are close to, fill the gap between bottom and the casing, make the junction of bottom and casing form seal structure, and the intubate is pegged graft with the lantern ring back simultaneously, utilizes two grafting mechanisms to carry on spacing fixedly to intubate and lantern ring, prevents that intubate and lantern ring from breaking away from each other, and then makes bottom and casing keep the state of closely laminating.
Description
Technical Field
The utility model relates to a three-phase asynchronous machine technical field especially relates to three-phase asynchronous machine seal structure.
Background
The three-phase asynchronous motor is a motor powered by a 380V three-phase alternating current power supply, and the rotor and the stator of the three-phase asynchronous motor rotate at different rotating speeds in the same direction, so that the three-phase asynchronous motor is called as a three-phase asynchronous motor. Compared with single-phase asynchronous motor, the three-phase asynchronous motor has simple structure, convenient manufacture, good running performance, saving of various materials and low price.
Most three-phase asynchronous motor work in the air, its casing all directly passes through the bolt fastening with the rear end cap, and its seal is relatively poor, and easy intaking or other impurity influence the life of motor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a three-phase asynchronous motor sealing structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
three-phase asynchronous motor seal structure, which comprises a housin, the one end outer wall of casing bonds there is first sealing washer, and the casing one end of outer wall all around cup joints and is fixed with the lantern ring, the outer wall symmetry all around of lantern ring is provided with coupling mechanism, and coupling mechanism includes the arc, is fixed in the connecting block at arc outer wall both ends and is fixed in the arc piece of arc one side inner wall, the one end of casing is pegged graft and is had grafting mechanism, and grafting mechanism includes the bottom, is fixed in fixed disk, the cover of bottom one side outer wall and establishes the second sealing washer that slides in fixed disk outer wall all around and the intubate that is fixed in bottom one side outer wall.
Preferably, the lantern ring is close to the one end of first sealing washer and has been seted up the slot, and the arc wall has all been seted up to the both sides inner wall of slot.
Preferably, the arc-shaped plate is matched with the lantern ring, the arc-shaped block is matched with the arc-shaped groove, a mounting hole is formed in the outer wall of one side of each connecting block, and the two adjacent connecting blocks are fixedly connected through bolts and nuts.
Preferably, the outer diameter of the fixed disk is matched with the inner diameter of the shell, the fixed disk is positioned at the center of the outer wall of one side of the bottom cover, and the second sealing ring is matched with the first sealing ring in specification.
Preferably, the one end that the bottom was kept away from to the outer wall all around of intubate has seted up the draw-in groove, and draw-in groove and arc piece looks adaptation, intubate and slot looks adaptation.
Preferably, the rubber sheets are bonded at the joints of the two arc-shaped plates, and the rubber sheets are bonded at the joints of the arc-shaped plates, the lantern ring and the bottom cover.
The utility model has the advantages that:
through the first sealing washer and the second sealing washer that set up, when bottom and casing are pegged graft each other and are close to, fill the gap between bottom and the casing, make the junction of bottom and casing form seal structure, the intubate is pegged graft with the lantern ring back simultaneously, utilizes two grafting mechanisms to carry out spacing fixed to intubate and lantern ring, prevents that intubate and lantern ring from breaking away from each other, and then makes bottom and casing keep the state of closely laminating.
Drawings
Fig. 1 is a schematic view of the overall structure of the sealing structure of the three-phase asynchronous motor provided by the present invention;
fig. 2 is a schematic view of the overall structure split of the sealing structure of the three-phase asynchronous motor provided by the utility model;
fig. 3 is a schematic view of a structure split of a connecting mechanism of a sealing structure of a three-phase asynchronous motor provided by the utility model;
fig. 4 is the utility model provides a three-phase asynchronous machine seal structure's grafting mechanism schematic diagram.
In the figure: the sealing device comprises a shell 1, a first sealing ring 2, a sleeve ring 3, a 301 slot, an arc-shaped slot 302, a connecting mechanism 4, an arc-shaped plate 5, a connecting block 6, an arc-shaped block 7, an inserting mechanism 8, a bottom cover 9, a fixing disc 10, a second sealing ring 11, an inserting tube 12 and a clamping groove 1201.
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.
Example 1:
referring to fig. 1-4, the three-phase asynchronous motor sealing structure comprises a shell 1, a first sealing ring 2 is bonded on the outer wall of one end of the shell 1, a lantern ring 3 is fixedly sleeved on one end of the outer wall of the periphery of the shell 1, a slot 301 is formed in one end of the lantern ring 3 close to the first sealing ring 2, arc-shaped grooves 302 are formed in the inner walls of two sides of the slot 301, connecting mechanisms 4 are symmetrically arranged on the outer wall of the periphery of the lantern ring 3, each connecting mechanism 4 comprises an arc-shaped plate 5, connecting blocks 6 and arc-shaped blocks 7, the connecting blocks 6 are fixed at two ends of the outer wall of the arc-shaped plate 5, the arc-shaped plates 5 are matched with the lantern ring 3, the arc-shaped blocks 7 are matched with the arc-shaped grooves 302, one outer wall of each connecting block 6 is provided with a mounting hole, two adjacent connecting blocks 6 are fixedly connected through bolts and nuts, the arc piece 7 is fixed in 5 one side inner walls of arc, the one end of casing 1 is pegged graft and is had grafting mechanism 8, grafting mechanism 8 includes bottom 9, fixed disk 10, second sealing washer 11 and intubate 12, fixed disk 10 is fixed in one side outer wall of bottom 9, the outer wall all around of slip in fixed disk 10 is established to second sealing washer 11 cover, the external diameter of fixed disk 10 and the internal diameter looks adaptation of casing 1, fixed disk 10 is located the center department of bottom 9 one side outer wall, second sealing washer 11 and the specification looks adaptation of first sealing washer 2, intubate 12 is fixed in one side outer wall of bottom 9, intubate 12 one end that bottom 9 was kept away from to outer wall all around has seted up draw-in groove 1201, draw-in groove 1201 and 7 looks adaptations of arc piece, intubate 12 and slot 301 looks adaptations.
Through the first sealing washer 2 and the second sealing washer 11 that set up, when bottom 9 and casing 1 peg graft each other and are close to, fill the gap between bottom 9 and the casing 1, make the junction of bottom 9 and casing 1 form seal structure, the back of pegging graft simultaneously intubate 12 and lantern ring 3, utilize two grafting mechanism 8 to carry out spacing fixed to intubate 12 and lantern ring 3, prevent intubate 12 and lantern ring 3 and break away from each other, and then make bottom 9 and casing 1 keep the state of closely laminating.
Example 2:
the embodiment is optimized on the basis of embodiment 1, and specifically comprises the following steps:
rubber sheets are bonded at the joints of the two arc-shaped plates 5, and rubber sheets are bonded at the joints of the arc-shaped plates 5, the lantern ring 3 and the bottom cover 9;
all set up the sheet rubber through the position at arc 5 and other part junctions for the gap of arc 5 and the junction of other parts is all given the packing by the sheet rubber, makes the parcel is covered to other parts that arc 5 can be better, increases casing 1's leakproofness.
The working principle is as follows:
during the installation, aim at the intubate 12 slot 301 in the lantern ring 3 and insert, when bottom 9 and casing 1 peg graft each other and are close to, first sealing washer 2 closely laminates with second sealing washer 11, fill the gap between bottom 9 and the casing 1, then aim at the arc wall 302 on the lantern ring 3 with the arc piece 7 in two grafting mechanisms 8 and insert, and make arc piece 7 peg graft with draw-in groove 1201, it is fixed to form the spacing of intubate 12 and lantern ring 3, it is fixed to connect two grafting mechanisms 8 through bolt and nut, and then make bottom 9 and casing 1 keep the state of closely laminating.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. Three-phase asynchronous motor seal structure, including casing (1), its characterized in that, the one end outer wall of casing (1) bonds and has first sealing washer (2), and casing (1) one end of outer wall all around cup joints and is fixed with the lantern ring (3), the outer wall symmetry all around of lantern ring (3) is provided with coupling mechanism (4), and coupling mechanism (4) include arc (5), be fixed in connecting block (6) at arc (5) outer wall both ends and be fixed in arc (7) of arc (5) one side inner wall, the one end of casing (1) is pegged graft and is had grafting mechanism (8), and grafting mechanism (8) include bottom (9), be fixed in fixed disk (10) of bottom (9) one side outer wall, overlap establish second sealing washer (11) that slide in fixed disk (10) outer wall all around and be fixed in intubate (12) of bottom (9) one side outer wall.
2. The sealing structure of the three-phase asynchronous motor according to claim 1, wherein a slot (301) is formed in one end of the sleeve ring (3) close to the first sealing ring (2), and arc-shaped grooves (302) are formed in inner walls of two sides of the slot (301).
3. The sealing structure of the three-phase asynchronous motor according to claim 2, wherein the arc-shaped plate (5) is matched with the sleeve ring (3), the arc-shaped block (7) is matched with the arc-shaped groove (302), a mounting hole is formed in the outer wall of one side of each connecting block (6), and two adjacent connecting blocks (6) are fixedly connected through bolts and nuts.
4. The sealing structure of the three-phase asynchronous motor according to claim 1, characterized in that the outer diameter of the fixed disk (10) is matched with the inner diameter of the shell (1), the fixed disk (10) is positioned at the center of the outer wall of one side of the bottom cover (9), and the second sealing ring (11) is matched with the specification of the first sealing ring (2).
5. The sealing structure of the three-phase asynchronous motor according to claim 2, wherein a clamping groove (1201) is formed in one end, away from the bottom cover (9), of the peripheral outer wall of the insertion tube (12), the clamping groove (1201) is matched with the arc-shaped block (7), and the insertion tube (12) is matched with the insertion groove (301).
6. The sealing structure of the three-phase asynchronous motor according to claim 1, wherein rubber sheets are bonded to the joints of the two arc-shaped plates (5), and rubber sheets are bonded to the joints of the arc-shaped plates (5), the lantern ring (3) and the bottom cover (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123308662.XU CN218216905U (en) | 2021-12-27 | 2021-12-27 | Three-phase asynchronous motor sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123308662.XU CN218216905U (en) | 2021-12-27 | 2021-12-27 | Three-phase asynchronous motor sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218216905U true CN218216905U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123308662.XU Active CN218216905U (en) | 2021-12-27 | 2021-12-27 | Three-phase asynchronous motor sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218216905U (en) |
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2021
- 2021-12-27 CN CN202123308662.XU patent/CN218216905U/en active Active
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