CN205315284U - Permanent magnet speed regulation's vertical condensate pump - Google Patents
Permanent magnet speed regulation's vertical condensate pump Download PDFInfo
- Publication number
- CN205315284U CN205315284U CN201521101168.8U CN201521101168U CN205315284U CN 205315284 U CN205315284 U CN 205315284U CN 201521101168 U CN201521101168 U CN 201521101168U CN 205315284 U CN205315284 U CN 205315284U
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- pump
- shaft
- adjusting
- permanent magnetic
- secondary stator
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Abstract
The utility model discloses a permanent magnet speed regulation's vertical condensate pump, include by the last permanent magnet speed regulation ware that down connects gradually the setting, the motor cabinet, go out the water hull body and barrel, be equipped with thrust bearing in the motor cabinet, go out that the water hull is internal wears to be equipped with the upper shaft, one side is equipped with the delivery port, the upper shaft upper end is located to the thrust bearing cover, barrel one side is equipped with the water inlet, be provided with the takeover by last down connecting gradually in the barrel, secondary stator, the double suction spiral case body and the horn mouth of intaking, wear to be equipped with the jackshaft that links to each other with the upper shaft in the takeover, secondary stator and double suction spiral case be internal wears to be equipped with the pump shaft that links to each other with the jackshaft, it locates the epaxial secondary impeller of pump still to be equipped with the cover in the secondary stator, the epaxial chopped -off head double suction impeller of pump is located to the internal cover that still is equipped with of double suction spiral case. The utility model discloses to the space, the requirement of environment is low, configuration simple and easy operation, and the economic nature of unit is higher, is applicable to each unit capacity's vertical condensate pump, can be used to all kinds of electricity generation forms, the power plant of various unit specifications size.
Description
Technical field
The utility model relates to vertical condensation water pump, more specifically, it relates to the vertical condensation water pump of a kind of permanent magnetic speed-adjusting.
Background technology
The operation scheme of existing vertical condensation water pump generally has two kinds: one is that constant speed is run, another kind is speed governing operation, and need to realize the speed governing operation of vertical condensation water pump at present, be all by frequency transformer change motor frequency thus change motor output speed carry out, but place, environment are not only had strict requirement by this mode, and front capital input is high, and follow-up equipment maintenance cost is big, work-ing life is shorter, finally on economical operation and the income bigger impact of generation of power plant.
Practical novel content
For the above-mentioned shortcoming existed in prior art, the purpose of this utility model is to provide the vertical condensation water pump of a kind of permanent magnetic speed-adjusting, it is possible to adapt to various severe environment, installs easy, it may also be useful to the life-span is long.
For achieving the above object, the utility model adopts following technical scheme:
The vertical condensation water pump of a kind of permanent magnetic speed-adjusting, comprise the permanent-magnet speed governor connecting setting from top to bottom successively, motor seat, water outlet housing and cylinder, it is provided with thrust block in motor seat, it is equipped with axle in water outlet housing, side is provided with water outlet, thrust block is sheathed on axle upper end, cylinder side is provided with water-in, adapter it is connected with from top to bottom successively in cylinder, secondary stator, two suction volute body and water-inlet horn mouth, it is equipped with in adapter and the tunnel shaft that upper axle is connected, secondary stator is equipped with, with two suction in volute body, the pump shaft being connected with tunnel shaft, the secondary impeller being sheathed on pump shaft also it is provided with in secondary stator, also it is provided with, in two suction volute body, the first-stage double suction impeller being sheathed on pump shaft.
Also being provided with shaft seal in described water outlet housing, the lower end of shaft seal is also provided with the throttle part of band serrate slot.
Between described pump shaft, tunnel shaft, upper axle all in mating connection by point half snap ring and coupling band cylinder.
It is provided with several tunnel shaft bolsters in described adapter, in tunnel shaft bolster, it is provided with the water pilot bearing being sheathed on tunnel shaft.
It is connected by flange cone pipe between described adapter with secondary stator.
Described secondary stator is axial stator.
Described cylinder body bottom is arc mechanism, and is provided with a water guide cone in bottom centre.
In technique scheme, the utility model realizes speed governing operation by permanent-magnet speed governor, to space, the requirement of environment is low, and configuration simply and easily operates, the economy of unit is higher, the utility model is that a kind of high efficient and reliable, compact construction are simple, dismounts easy to maintenance, is applicable to the vertical condensation water pump of each unit capacity, can be used for all kinds of forms of electricity generation, the power plant of various unit specification size.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the technical solution of the utility model is described further.
Shown in Fig. 1, the vertical condensation water pump of a kind of permanent magnetic speed-adjusting of the present utility model comprises the permanent-magnet speed governor 1 connecting setting from top to bottom successively, motor seat 2, water outlet housing 3 and cylinder 4, thrust block 5 it is provided with in motor seat 2, axle 6 it is equipped with in water outlet housing 3, side is provided with water outlet 7, thrust block 5 is sheathed on axle 6 upper end, cylinder 4 side is provided with water-in 8, adapter 9 it is connected with from top to bottom successively in cylinder 4, secondary stator 10, two suction volute body 11 and water-inlet horn mouth 12, it is equipped with in adapter 9 and the tunnel shaft 13 that upper axle 6 is connected, secondary stator 10 is equipped with, with two suction in volute body 11, the pump shaft 14 being connected with tunnel shaft 13, the secondary impeller 15 being sheathed on pump shaft 14 also it is provided with in secondary stator 10, the first-stage double suction impeller 16 being sheathed on pump shaft 14 also it is provided with in two suction volute body 11, the first-stage double suction impeller 16 that pump adopts, efficiency height, cavitation performance is good, axial force is very little, ensure that whole pump operationally efficient and stable.
Preferably, in described water outlet housing, 3 are also provided with shaft seal 17, shaft seal 17 times ends are also provided with the throttle part 18 of band serrate slot, high pressure medium is after the throttle part 18 of serrate slot reduces pressure, the medium pressure of shaft seal indoor is lower, optimize the Working environment of mechanical seal, it is to increase work-ing life of machine envelope.
Preferably, between described pump shaft 14, tunnel shaft 13, upper axle 6 all in mating connection by point half snap ring 19 and coupling band cylinder 20.
Preferably, several tunnel shaft bolsters 21 it are provided with in described adapter 9, the water pilot bearing 22 being sheathed on tunnel shaft 13 it is provided with in tunnel shaft bolster 21, water pilot bearing 22 adopts macromolecular material, weight is light, intensity height, and lubricity is good, improve the quick passage critical speed of pump simultaneously, the possibility of resonance is down to minimum.
Preferably, bore pipe 23 by flange between described adapter 9 with secondary stator 10 to be connected.
Preferably, described secondary stator 10 is axial stator, axial stator hydraulic performance is good, and radial dimension is little, intensity height, it is to increase reliability when pump runs at a high speed.
Preferably, it is arc mechanism bottom described cylinder 4, and it is provided with the profile water guide cone 24 similar to water-inlet horn mouth 12 in bottom centre, improve medium bottom cylinder 4 to the fluidised form between water-inlet horn mouth 12, improve the anti-cavitation performance of pump, decrease the shock loss of medium and cylinder body bottom, water-inlet horn mouth 12, it provides the efficiency of pump.
Those of ordinary skill in the art will be appreciated that, above embodiment is only used to the utility model is described, and not it is used as restriction of the present utility model, as long as in spirit of the present utility model, change, the modification of the above embodiment all will be dropped in Claims scope of the present utility model.
Claims (7)
1. the vertical condensation water pump of a permanent magnetic speed-adjusting, it is characterized in that: comprise the permanent-magnet speed governor connecting setting from top to bottom successively, motor seat, water outlet housing and cylinder, it is provided with thrust block in motor seat, it is equipped with axle in water outlet housing, side is provided with water outlet, thrust block is sheathed on axle upper end, cylinder side is provided with water-in, adapter it is connected with from top to bottom successively in cylinder, secondary stator, two suction volute body and water-inlet horn mouth, it is equipped with in adapter and the tunnel shaft that upper axle is connected, secondary stator is equipped with, with two suction in volute body, the pump shaft being connected with tunnel shaft, the secondary impeller being sheathed on pump shaft also it is provided with in secondary stator, also it is provided with, in two suction volute body, the first-stage double suction impeller being sheathed on pump shaft.
2. the vertical condensation water pump of a kind of permanent magnetic speed-adjusting as claimed in claim 1, it is characterised in that, also it is provided with shaft seal in described water outlet housing, the lower end of shaft seal is also provided with the throttle part of band serrate slot.
3. the vertical condensation water pump of a kind of permanent magnetic speed-adjusting as claimed in claim 1, it is characterised in that, all in mating connection by point half snap ring and coupling band cylinder between described pump shaft, tunnel shaft, upper axle.
4. the vertical condensation water pump of a kind of permanent magnetic speed-adjusting as claimed in claim 1, it is characterised in that, it is provided with several tunnel shaft bolsters in described adapter, in tunnel shaft bolster, it is provided with the water pilot bearing being sheathed on tunnel shaft.
5. the vertical condensation water pump of a kind of permanent magnetic speed-adjusting as claimed in claim 1, it is characterised in that, it is connected by flange cone pipe between described adapter with secondary stator.
6. the vertical condensation water pump of a kind of permanent magnetic speed-adjusting as claimed in claim 1, it is characterised in that, described secondary stator is axial stator.
7. the vertical condensation water pump of a kind of permanent magnetic speed-adjusting as claimed in claim 1, it is characterised in that, described cylinder body bottom is arc mechanism, and is provided with a water guide cone in bottom centre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521101168.8U CN205315284U (en) | 2015-12-25 | 2015-12-25 | Permanent magnet speed regulation's vertical condensate pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521101168.8U CN205315284U (en) | 2015-12-25 | 2015-12-25 | Permanent magnet speed regulation's vertical condensate pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205315284U true CN205315284U (en) | 2016-06-15 |
Family
ID=56199339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521101168.8U Active CN205315284U (en) | 2015-12-25 | 2015-12-25 | Permanent magnet speed regulation's vertical condensate pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205315284U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110671335A (en) * | 2019-09-23 | 2020-01-10 | 江苏大学 | Multi-stage high-temperature pump with disrotatory structure |
-
2015
- 2015-12-25 CN CN201521101168.8U patent/CN205315284U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110671335A (en) * | 2019-09-23 | 2020-01-10 | 江苏大学 | Multi-stage high-temperature pump with disrotatory structure |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |