CN220305044U - Hydraulic test tool for three-phase permanent magnet synchronous variable-frequency submersible motor base - Google Patents
Hydraulic test tool for three-phase permanent magnet synchronous variable-frequency submersible motor base Download PDFInfo
- Publication number
- CN220305044U CN220305044U CN202322337189.0U CN202322337189U CN220305044U CN 220305044 U CN220305044 U CN 220305044U CN 202322337189 U CN202322337189 U CN 202322337189U CN 220305044 U CN220305044 U CN 220305044U
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- China
- Prior art keywords
- fastening sleeve
- cylinder
- cover plate
- supporting cylinder
- base
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 230000002706 hydrostatic effect Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000005389 magnetism Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a hydraulic test fixture for a three-phase permanent magnet synchronous variable-frequency submersible motor base, wherein the bottom end of the base is supported by a cylinder, sealing gaskets are arranged on two sides of the cylinder, a supporting cylinder is arranged at the other end of the base, and sealing gaskets of the supporting cylinder are arranged on two sides of the supporting cylinder; the upper end of the supporting cylinder is abutted against an upper pressure head of the hydraulic press, and the lower end of the cylinder is abutted against a lower pressure head of the hydraulic press, so that the long hole end of the machine base is sealed; the outer side of the water gap of the machine seat is sleeved with a fastening sleeve, and the axial outer end of the fastening sleeve is connected with the cover plate through a bolt; the middle position of the cover plate is provided with a water gap screw hole. The utility model has the advantages that: the hydraulic test of the special-shaped water channel base can be realized, and the hydraulic test device is safe and reliable and has lower cost.
Description
Technical Field
The utility model relates to the field of machinery, in particular to a motor, and more particularly relates to a tool for a motor hydrostatic test.
Background
The hydraulic pressure test tool of the explosion-proof motor waterway is provided with two types,
1. the water channel structure with the water inlet and the water outlet can use the original water outlet threads on the machine base, install the water inlet, seal the redundant water outlet by using the sealing plug, and directly carry out the water channel hydraulic test.
2. The hydraulic test of the inner cavity of the machine seat can be performed by using a hydraulic machine to be matched with the sealing gasket to directly press the two end surfaces of the machine seat.
However, for the circular ring structure with a plurality of ring grooves on the outer diameter of one end of the machine base, the other end of the machine base is of a non-planar structure, and the original method can not effectively complete the hydrostatic test.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to provide a hydraulic test fixture for a three-phase permanent magnet synchronous variable frequency submersible motor base, wherein the bottom end of the base is supported by a cylinder, sealing gaskets are arranged on two sides of the cylinder, a supporting cylinder is arranged at the other end of the base, and sealing gaskets of the supporting cylinder are arranged on two sides of the supporting cylinder; the upper end of the supporting cylinder is abutted against an upper pressure head of the hydraulic press, and the lower end of the cylinder is abutted against a lower pressure head of the hydraulic press, so that the long hole end of the machine base is sealed;
the outer side of the water gap of the machine seat is sleeved with a fastening sleeve, and the axial outer end of the fastening sleeve is connected with the cover plate through a bolt; the middle position of the cover plate is provided with a water gap screw hole.
After the whole fastening sleeve is processed, the fastening sleeve is cut into two semicircular structures, two sides of the circular ring are provided with plane bosses, and the bosses are provided with connecting holes which can be connected by bolts and nuts; the inner diameter of the fastening sleeve is provided with a plurality of ring grooves, the ring grooves are matched with ring grooves at the water gap of the machine seat, and the axial end face of the fastening sleeve is provided with a plurality of threaded holes.
The outer diameter of the cover plate is the same as that of the fastening sleeve, the outer ring is provided with a plurality of through holes which are connected with threaded holes on the axial end face of the fastening sleeve, and a cover plate sealing gasket is arranged between the cover plate and the plane of the fastening sleeve.
And a sealing ring is arranged in the annular groove.
The cross section shape of the cylinder is matched with the lower end of the machine base, and the cross section shape of the supporting cylinder is matched with the upper end of the machine base.
The utility model has the advantages that: the hydraulic test of the special-shaped water channel base can be realized, and the hydraulic test device is safe and reliable and has lower cost.
Drawings
FIG. 1 is a schematic view of the mounting structure of the present utility model;
FIG. 2 is a schematic structural view of a fastening sleeve;
FIG. 3 is a cross-sectional view taken at the A-A position of FIG. 2;
FIG. 4 is a schematic view of the positional relationship among the fastening sleeve, the cover plate and the water gap of the machine base, and is also an enlarged view of the position A in FIG. 1;
FIG. 5 is a schematic structural view of a cover plate;
FIG. 6 is a schematic diagram of a stand structure.
Detailed Description
In the following, referring to the drawings, as shown in fig. 6, one end of the housing is not on the same plane, and the height of the water gap of the housing is raised above the top end of the housing, so that the long hole cavity 30 of the housing should be sealed when the water pressure of the water cavity 20 of the housing is measured. In order to prevent interference with the water gap of the machine seat, the bottom end of the machine seat is supported by a cylinder 7, cylinder sealing gaskets 8 are arranged on two sides of the cylinder 7, a supporting cylinder 5 is arranged on the other end of the machine seat, and supporting cylinder sealing gaskets 6 are arranged on two sides of the supporting cylinder; the upper end of the supporting cylinder 5 is abutted against the upper pressure head 31 of the hydraulic press, and the lower end of the cylinder 7 is abutted against the lower pressure head 32 of the hydraulic press, so that the long hole end of the machine base is sealed;
the outer side of the water gap of the machine seat is sleeved with a fastening sleeve 2, and the axial outer end of the fastening sleeve is connected with a cover plate 3 through a bolt; a water gap screw hole 31 is arranged in the middle of the cover plate.
The fastening sleeve 3 is integrally processed and then cut into two semicircular structures, two sides of the circular ring are provided with plane bosses 21, and the bosses are provided with connecting holes 22 which can be connected by bolts and nuts; the fastening sleeve is internally provided with a plurality of annular grooves 23, the annular grooves are matched with annular grooves at the water gap of the machine seat, and the axial end face of the fastening sleeve is provided with a plurality of threaded holes 24.
The outer diameter of the cover plate 3 is the same as that of the fastening sleeve 2, the outer ring is provided with a plurality of through holes, the bolts penetrate through the through holes and then are connected with threaded holes on the axial end face of the fastening sleeve, and a cover plate sealing gasket 4 is arranged between the cover plate and the plane of the fastening sleeve.
A sealing ring 9 is arranged in the annular groove.
The cross section shape of the cylinder is matched with the lower end of the machine base, and the cross section shape of the supporting cylinder is matched with the upper end of the machine base.
The application method of the utility model is as follows: the two parts of the fastening sleeve are placed at the water gap end of the machine seat according to the matching size of the annular groove, the two parts of the fastening sleeve are fixed by using bolts and nuts, the end face of the fastening sleeve is placed with a cover plate sealing gasket, the cover plate is placed on the end face of the fastening sleeve, and the cover plate is connected with the fastening sleeve by using bolts, so that the sealing of one end of the water channel is realized.
The cylinder and the cylinder sealing gasket are placed on the plane of the hydraulic press, one end of a long hole of a waterway of the engine base is aligned with an upper opening of the cylinder and placed on the cylinder, the supporting cylinder sealing gasket and the supporting cylinder are sequentially placed on the engine base, and the upper end of the hydraulic press applies a pressing force on the supporting cylinder to realize the sealing of the other end of the waterway of the engine base.
The center of the cover plate is provided with a water gap threaded hole, and the cover plate is used as a water inlet in the water pressure test process.
Claims (3)
1. The utility model provides a synchronous frequency conversion submersible motor frame hydrostatic test frock of three-phase permanent magnetism which characterized in that: the bottom end of the machine base is supported by a cylinder, sealing gaskets are arranged on two sides of the cylinder, a supporting cylinder is arranged at the other end of the machine base, and the sealing gaskets of the supporting cylinder are arranged on two sides of the supporting cylinder; the upper end of the supporting cylinder is abutted against an upper pressure head of the hydraulic press, and the lower end of the cylinder is abutted against a lower pressure head of the hydraulic press, so that the long hole end of the machine base is sealed;
the outer side of the water gap of the machine seat is sleeved with a fastening sleeve, and the axial outer end of the fastening sleeve is connected with the cover plate through a bolt; a water gap screw hole is arranged in the middle of the cover plate;
after the whole fastening sleeve is processed, the fastening sleeve is cut into two semicircular structures, two sides of the circular ring are provided with plane bosses, and the bosses are provided with connecting holes which can be connected by bolts and nuts; the inner diameter of the fastening sleeve is provided with a plurality of ring grooves, the ring grooves are matched with ring grooves at the water gap of the machine seat, and the axial end surface of the fastening sleeve is provided with a plurality of threaded holes;
the outer diameter of the cover plate is the same as that of the fastening sleeve, the outer ring is provided with a plurality of through holes which are connected with threaded holes on the axial end face of the fastening sleeve, and a cover plate sealing gasket is arranged between the cover plate and the plane of the fastening sleeve.
2. The three-phase permanent magnet synchronous variable frequency submersible motor base hydrostatic test fixture according to claim 1, wherein: and a sealing ring is arranged in the annular groove.
3. The three-phase permanent magnet synchronous variable frequency submersible motor base hydrostatic test fixture according to claim 1, wherein: the cross section shape of the cylinder is matched with the lower end of the machine base, and the cross section shape of the supporting cylinder is matched with the upper end of the machine base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322337189.0U CN220305044U (en) | 2023-08-30 | 2023-08-30 | Hydraulic test tool for three-phase permanent magnet synchronous variable-frequency submersible motor base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322337189.0U CN220305044U (en) | 2023-08-30 | 2023-08-30 | Hydraulic test tool for three-phase permanent magnet synchronous variable-frequency submersible motor base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220305044U true CN220305044U (en) | 2024-01-05 |
Family
ID=89372322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322337189.0U Active CN220305044U (en) | 2023-08-30 | 2023-08-30 | Hydraulic test tool for three-phase permanent magnet synchronous variable-frequency submersible motor base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220305044U (en) |
-
2023
- 2023-08-30 CN CN202322337189.0U patent/CN220305044U/en active Active
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