CN203416079U - Motor for explosion-proof high pressure submersible pump - Google Patents
Motor for explosion-proof high pressure submersible pump Download PDFInfo
- Publication number
- CN203416079U CN203416079U CN201320543460.XU CN201320543460U CN203416079U CN 203416079 U CN203416079 U CN 203416079U CN 201320543460 U CN201320543460 U CN 201320543460U CN 203416079 U CN203416079 U CN 203416079U
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- holder
- rotating shaft
- explosion
- submersible pump
- motor
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Abstract
The utility model belongs to the machinery engineering technical field, relates to a motor, and specifically refers to the motor for an explosion-proof high pressure submersible pump; the motor comprises a motor housing; the front end of the motor housing is connected with a first fixed seat, and the rear end of the motor housing is connected with a second fixed seat; a rotation shaft is arranged in the cavity of the motor housing, and the front end of the rotation shaft extends outside the motor housing; the motor is characterized in that the front end of the rotation shaft is supported on the first fixed seat through a front bearing seat, and a first positioning screw is arranged on the front portion, corresponding to the front bearing seat, of the rotation shaft; the rear end of the rotation shaft is supported on the second fixed seat through a rear bearing seat, and a second positioning screw is arranged on the rear portion, corresponding to the rear bearing seat, of the rotation shaft; the housing inner wall of the motor housing is fixedly provided with a stator coil, and the rotation shaft is provided with a rotor matched with the stator coil. The motor for the explosion-proof high pressure submersible pump can sink in water and work in water, water lubrication bearing is provided, and the motor is large in output power, has sufficient pressure, and fills the blank of domestic submersible pump motors.
Description
Technical field
The utility model belongs to mechanical engineering technical field, relates to a kind of motor, specifically a kind of explosion-proof high-pressure submersible pump.
Background technology
The immersible pump of underground mine use only has low pressure small-power at present, and flow is little, and oneself can not meet the needs of colliery mining face under mine, once water inlet during use, motor stator makes moist to puncture immediately and causes electric leakage, makes the tripping operation of mine switchgear house, badly influences mine power supply system safety and normal production.
Summary of the invention
The utility model, for the problems referred to above, provides a kind of explosion-proof high-pressure submersible pump, and this motor seal performance is good, can be widely used in supplying water fast in down-hole and water drainage such as combats a natural disaster at the occasion.
According to the technical solution of the utility model: a kind of explosion-proof high-pressure submersible pump, comprise motor casing, described motor casing front end connects the first holder, motor casing rear end connects the second holder, rotating shaft is located in described motor casing inner chamber, and rotating shaft front end stretches out motor casing outside, it is characterized in that: described rotating shaft front end is supported on the first holder by front-end bearing pedestal, and the front portion corresponding to described front-end bearing pedestal in rotating shaft is provided with the first dog screw, described rotating shaft rear end is supported on the second holder by rear bearing block, rear portion corresponding to described rear bearing block in rotating shaft is provided with the second dog screw, the inner walls of described motor casing is fixed with stator coil, and rotating shaft is provided with the rotor matching with described stator coil, the front end of described the first holder is also connected with supporting seat.
As further improvement of the utility model, in described the first holder end face installing hole, be fixed with binding post, and binding post front end stretches in the cavity of supporting seat.
As further improvement of the utility model, described the second holder rear end is fixedly connected with rear end cap by screw, and rotating shaft end is covered in described rear end cap.
As further improvement of the utility model, described the first holder comprises first end and the first shaft extension portion that one connects, and is arc transition connection between described end and shaft extension portion, and shaft extension portion extends a segment distance vertically.
As further improvement of the utility model, described supporting seat outer face and rotating shaft junction are provided with seal cover.
As further improvement of the utility model, described rotating shaft end is also provided with thrust bearing on the axle between the second holder and rear end cap.
As further improvement of the utility model, described the second holder comprises the second end and the second shaft extension portion that one connects, wherein on the second end, offer water channel, described the second shaft extension portion and the second end are circumferential sealing, axially open structure, and described the second shaft extension portion is connected in the front end of described the second end by the annulus one of radially extending, the second end extends a segment distance to motor casing rear end.
Technique effect of the present utility model is: the utility model motor can be immersed in water, and band water conservancy project is done, water lubriucated bearing, and power output is large, possesses enough large pressure, fills up the blank of domestic motor for submerged pump.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described.
In Fig. 1, comprise binding post 1, front-end bearing pedestal 2, motor casing 3, stator coil 4, rear bearing block 5, thrust bearing 6, rear end cap 7, the second holder 8, water channel 8-1, the second end 8-2, the second 8-3 of shaft extension portion, the first holder 9, first end 9-1, the first 9-2 of shaft extension portion, supporting seat 10, rotating shaft 11, rotor 12 etc.
As shown in Figure 1, the utility model is a kind of explosion-proof high-pressure submersible pump, comprise motor casing 3, described motor casing 3 front ends connect the first holder 9, motor casing 3 rear ends connect the second holder 8, rotating shaft 11 is located in described motor casing 3 inner chambers, and rotating shaft 11 front ends stretch out motor casing 3 outsides, it is characterized in that: described rotating shaft 11 front ends are supported on the first holder 9 by front-end bearing pedestal 2, and the front portion corresponding to described front-end bearing pedestal 2 in rotating shaft 11 is provided with the first dog screw, described rotating shaft 11 rear ends are supported on the second holder 8 by rear bearing block 5, rear portion corresponding to described rear bearing block 5 in rotating shaft 11 is provided with the second dog screw, the inner walls of described motor casing 3 is fixed with stator coil 4, and rotating shaft 11 is provided with the rotor 12 matching with described stator coil 4, the front end of described the first holder 9 is also connected with supporting seat 10.
In described the first holder 9 end face installing holes, be fixed with binding post 1, and binding post 1 front end stretches in the cavity of supporting seat 10.
Described the second holder 8 rear ends are fixedly connected with rear end cap 7 by screw, and rotating shaft 11 ends are covered in described rear end cap 7.
Described the first holder 9 comprises first end 9-1 and the first 9-2 of shaft extension portion that one connects, and is arc transition connection between described end 9-1 and the 9-2 of shaft extension portion, and the 9-2 of shaft extension portion extends a segment distance vertically.
Described supporting seat 10 outer faces and rotating shaft 11 junctions are provided with seal cover.
Described rotating shaft 11 ends are also provided with thrust bearing 6 on the axle between the second holder 8 and rear end cap 7.
Described the second holder 8 comprises the second end 8-2 and the second 8-3 of shaft extension portion that one connects, wherein on the second end 8-2, offer water channel 8-1, described the second 8-3 of shaft extension portion and the second end 8-2 are circumferential sealing, axially open structure, and described the second 8-3 of shaft extension portion is connected in the front end of described the second end 8-2 by the annulus one of radially extending, the second end 8-2 extends a segment distance to motor casing 3 rear ends.
The utility model explosion-proof high-pressure submersible pump carries out technological improvement to the structure of existing submersible motor, specifically the hermetically-sealed construction of the shaft extension end both sides of motor has carried out exclusive design, motor water resistance is improved by a relatively large margin, can adapt to the use of the immersion cooling anti-explosion high pressure diving pump of hundred meters of divings, for a kind of instrument of quick water supply is provided under coal mine, the diving tool that the utility model can also be combated a natural disaster as water drainage is simultaneously used.
The utility model motor can be immersed in water, and band water conservancy project is done, water lubriucated bearing, and power output is large, possesses enough large pressure, fills up the blank of domestic motor for submerged pump.
Claims (7)
1. an explosion-proof high-pressure submersible pump, comprise motor casing (3), described motor casing (3) front end connects the first holder (9), motor casing (3) rear end connects the second holder (8), rotating shaft (11) is located in described motor casing (3) inner chamber, and rotating shaft (11) front end stretches out motor casing (3) outside, it is characterized in that: described rotating shaft (11) front end is supported on the first holder (9) by front-end bearing pedestal (2), and the upper front portion corresponding to described front-end bearing pedestal (2) of rotating shaft (11) is provided with the first dog screw, described rotating shaft (11) rear end is supported on the second holder (8) by rear bearing block (5), the upper rear portion corresponding to described rear bearing block (5) of rotating shaft (11) is provided with the second dog screw, the inner walls of described motor casing (3) is fixed with stator coil (4), and rotating shaft (11) is provided with the rotor (12) matching with described stator coil (4), the front end of described the first holder (9) is also connected with supporting seat (10).
2. according to explosion-proof high-pressure submersible pump claimed in claim 1, it is characterized in that: in described the first holder (9) end face installing hole, be fixed with binding post (1), and binding post (1) front end stretches in the cavity of supporting seat (10).
3. according to explosion-proof high-pressure submersible pump claimed in claim 1, it is characterized in that: described the second holder (8) rear end is fixedly connected with rear end cap (7) by screw, rotating shaft (11) end is covered in described rear end cap (7).
4. according to explosion-proof high-pressure submersible pump claimed in claim 1, it is characterized in that: described the first holder (9) comprises first end (9-1) and the first shaft extension portion (9-2) that one connects, and between described end (9-1) and shaft extension portion (9-2),, for arc transition connects, shaft extension portion (9-2) extends a segment distance vertically.
5. according to explosion-proof high-pressure submersible pump claimed in claim 1, it is characterized in that: described supporting seat (10) outer face and rotating shaft (11) junction are provided with seal cover.
6. according to explosion-proof high-pressure submersible pump claimed in claim 1, it is characterized in that: described rotating shaft (11) end is positioned on the axle between the second holder (8) and rear end cap (7) and is also provided with thrust bearing (6).
7. according to explosion-proof high-pressure submersible pump claimed in claim 1, it is characterized in that: described the second holder (8) comprises the second end (8-2) and the second shaft extension portion (8-3) that one connects, wherein on the second end (8-2), offer water channel (8-1), described the second shaft extension portion (8-3) and the second end (8-2) are circumferential sealing, axially open structure, and described the second shaft extension portion (8-3) is connected in the front end of described the second end (8-2) by the annulus one of radially extending, the second end (8-2) extends a segment distance to motor casing (3) rear end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320543460.XU CN203416079U (en) | 2013-09-02 | 2013-09-02 | Motor for explosion-proof high pressure submersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320543460.XU CN203416079U (en) | 2013-09-02 | 2013-09-02 | Motor for explosion-proof high pressure submersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203416079U true CN203416079U (en) | 2014-01-29 |
Family
ID=49978937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320543460.XU Expired - Fee Related CN203416079U (en) | 2013-09-02 | 2013-09-02 | Motor for explosion-proof high pressure submersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203416079U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103427531A (en) * | 2013-09-02 | 2013-12-04 | 无锡锡山安达防爆电气设备有限公司 | Motor for explosion-proof high-pressure submersible pump |
-
2013
- 2013-09-02 CN CN201320543460.XU patent/CN203416079U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103427531A (en) * | 2013-09-02 | 2013-12-04 | 无锡锡山安达防爆电气设备有限公司 | Motor for explosion-proof high-pressure submersible pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140129 Termination date: 20170902 |