CN204646684U - A kind of vertical multi-stage centrifugal pump and constant pressure water supply unit - Google Patents
A kind of vertical multi-stage centrifugal pump and constant pressure water supply unit Download PDFInfo
- Publication number
- CN204646684U CN204646684U CN201520111266.3U CN201520111266U CN204646684U CN 204646684 U CN204646684 U CN 204646684U CN 201520111266 U CN201520111266 U CN 201520111266U CN 204646684 U CN204646684 U CN 204646684U
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- CN
- China
- Prior art keywords
- centrifugal pump
- vertical multi
- stage centrifugal
- inlet casing
- blower inlet
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- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 87
- 238000007789 sealing Methods 0.000 claims abstract description 20
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 5
- 230000005855 radiation Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Abstract
The utility model relates to a kind of vertical multi-stage centrifugal pump, comprise the pump housing, motor, cable and base, the pump housing and motor are positioned on base, this centrifugal pump also comprises blower inlet casing, and be divided into setting up and down and the upper chamber interconnected and lower chambers in blower inlet casing, the pump housing is located in upper chamber, be located at bottom chamber motor seal, water intake is arranged at the lower end horizontal radial of described lower chambers, and water outlet is communicated with upper chamber by clamping bolt, and water outlet has multiple horizontal location direction in the lower end of upper chamber.This centrifugal pump can avoid the leakage occurred because of machine's sealing, and in centrifugal pump, the water of circulation has the effect of heat radiation to motor, and the direction adjustable of water outlet is quick and easy for installation.The utility model also relates to a kind of constant pressure water supply unit, and comprise frequency variator and described vertical multi-stage centrifugal pump, frequency variator is connected with vertical multi-stage centrifugal pump hermetically, and the water circulated in centrifugal pump also can play the effect of heat radiation to frequency variator.
Description
Technical field
The utility model belongs to a kind of centrifugal pump, and particularly relate to a kind of power and be water-cooled machine or shield electric machine and the vertical multi-stage centrifugal pump of pump housing mechanical sealing, the utility model also relates to a kind of constant pressure water supply unit.
Background technique
Constant pressure water supply unit is as a kind of emerging water supply equipment, be applied to the place such as residential building, residential quarters, office building that is newly-built, that extend and transform more, in order to save space and soil, its deposit position is placed in underground pump house mostly, pump house is once accident of metalling run out, unit is not had immersion to damage by water logging, causes whole water system to be paralysed, thus affects the normal life water of people.
Vertical multi-stage centrifugal pump is as the main tool of the several work such as water supply, industrial supercharging, industrial liquid conveying, water treatment, irrigation, because himself structure and the critical component of pump motor such as can not to contact at the many factors with water, it is manufactured and is used cause considerable restraint.When the problem such as run into flood, mechanical seal is damaged, pump house is metalled run out, easily making motor internal intake or make moist causes motor device to damage, and the intake-outlet of vertical multi-stage centrifugal pump usually all point-blank, has certain restriction to construction space, the efficiency of fitting operation is lower simultaneously.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of vertical multi-stage centrifugal pump, can avoid that the mechanical seal because of centrifugal pump is damaged or the motor feels hot and break down, and being convenient to installation and maintenance.Another technical problem to be solved in the utility model is to provide a kind of constant pressure water supply unit of waterproof.
The technological scheme that the utility model solves the problems of the technologies described above is as follows: a kind of vertical multi-stage centrifugal pump, comprise the pump housing, motor, cable and base, the pump housing and motor are positioned on base, this centrifugal pump also comprises blower inlet casing, and be divided into setting up and down and the upper chamber interconnected and lower chambers in described blower inlet casing, the described pump housing is located in upper chamber, capsul is coated with outside motor, be located at bottom chamber, described upper chamber is provided with water outlet described motor seal, and described lower chambers is provided with water intake.
Preferably, described water intake is arranged at the lower end horizontal radial of described lower chambers.Water outlet is communicated with upper chamber by clamping bolt, be convenient to installation and removal, water outlet has multiple horizontal radial orientation in the lower end of upper chamber, water outlet can be carried out substantially horizontal rotation after being dismantled by clamping bolt, such as 90-degree rotation, 180 degree or 270 degree, avoid water outlet and water intake to bring inconvenience to fitting operation on the same line.
Preferably, blower inlet casing comprises into water blower inlet casing and water outlet blower inlet casing, and described water inlet blower inlet casing forms lower chambers, and described water outlet blower inlet casing forms upper chamber.Water outlet blower inlet casing lower end is connected with the upper end of water outlet, and the lower end of water outlet is connected with water inlet blower inlet casing upper end, and is provided with Sealing in joint, is preferably the sealing of O type circle.The lower end of water inlet blower inlet casing is connected with base, and is provided with Sealing in joint, is preferably the sealing of O type circle.Water outlet blower inlet casing upper end is connected with centrifugal pump top, and is provided with Sealing in joint, is preferably the sealing of O type circle.
Adopt a kind of constant pressure water supply unit of above-mentioned vertical multi-stage centrifugal pump, comprise frequency variator and described vertical multi-stage centrifugal pump, cast aluminium capsul is provided with outside frequency variator, frequency variator is fixedly connected with the radiator of the blower inlet casing outer wall of described vertical multi-stage centrifugal pump completely hermetically, and the material of radiator can be stretching aluminum component.Can produce heat in frequency variator running, the water circulated in described centrifugal pump can play the effect of heat radiation to frequency variator.Common shell of frequency converter can adopt engineering plastic PC or ABS, hot-dip galvanizing sheet steel, the materials such as cast iron, and described frequency variator adopts cast aluminium shell, easily processes, excellent in heat dissipation effect, better ensure that the functions such as the sealing of frequency variator and heat radiation.
Based on technique scheme, the utility model has following beneficial effect: described vertical multi-stage centrifugal pump adopts mechanical sealing, avoids the leakage occurred because of machine's sealing; Motor seal is placed in bottom chamber, and the motor of water to inner sealing flowed through into water blower inlet casing has the effect of cooling, avoids the damage that external environment causes motor simultaneously; Water outlet adopts bolt demountable structure, can according to different installation environments, and selection water outlet being carried out to the multiple substantially horizontal in front, rear, left and right is arranged, and is convenient to fitting operation.
Adopt a kind of constant pressure water supply unit of above-mentioned vertical multi-stage centrifugal pump, the cold water flowing through centrifugal pump is relied on to lower the temperature to frequency variator, and frequency variator and centrifugal pump are hermetic water-proof structure, effectively can avoid because unit is flooded in pump house water inlet and make device fails, thus ensureing normal water supply.
Accompanying drawing explanation
Fig. 1 is the structural representation of constant pressure water supply unit;
Fig. 2 is the structural representation of vertical multi-stage centrifugal pump.
Embodiment
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1, a kind of constant pressure water supply unit, comprise vertical multi-stage centrifugal pump 1 and frequency variator 2, be provided with cast aluminium capsul 3 outside frequency variator 2, frequency variator 2 is fixedly connected with the radiator of the outer wall of vertical multi-stage centrifugal pump 1 completely hermetically.Can produce heat in frequency variator 2 running, in vertical multi-stage centrifugal pump 1, the water of circulation can play the effect of heat radiation to frequency variator 2.As shown in Figure 2, a kind of vertical multi-stage centrifugal pump 1, comprise the pump housing 12, motor 22, cable 40 and base 30, the pump housing 12 and motor 22 are positioned on base 30, this centrifugal pump also comprises blower inlet casing, setting up and down and the upper chamber 10 interconnected and lower chambers 20 is divided in described blower inlet casing, the described pump housing 12 is located in upper chamber 10, capsul 23 is coated with outside motor 22, described motor 22 is located in lower chambers 20 hermetically, described upper chamber 10 is provided with water outlet 14, and described lower chambers 20 is provided with water intake 24.Preferably, water intake 24 is arranged at the lower end horizontal radial of lower chambers 20, and water outlet 14 is communicated with upper chamber 10 by clamping bolt, is convenient to installation and removal.Water outlet 14 has multiple horizontal radial orientation in the lower end of upper chamber 10, water outlet 14 can be carried out substantially horizontal rotation after being dismantled by clamping bolt, such as 90-degree rotation, 180 degree or 270 degree, avoid water outlet 14 and water intake 24 to bring inconvenience to fitting operation on the same line.
Preferably, blower inlet casing comprises into water blower inlet casing 21 and water outlet blower inlet casing 11, and water inlet blower inlet casing 21 forms lower chambers 20, and water outlet blower inlet casing 11 forms upper chamber 10.The lower end of water inlet blower inlet casing 21 is connected with base 30, and is provided with the sealing of O type circle 4 25 in joint.Water outlet blower inlet casing 11 lower end is connected with the upper end of water outlet 14, is provided with the sealing of O type circle 2 18 in joint, and the lower end of water outlet 14 is connected with the upper end of water inlet blower inlet casing 21, is provided with the sealing of O type circle 3 19 in joint.Water outlet blower inlet casing 11 upper end is connected with centrifugal pump top, and is provided with the sealing of O type circle 1 in joint.
When unit works, tap water is entered in lower chambers 20 by water intake 24, then enters in upper chamber 10 by the pump housing 12 by hydraulic pressure, and then being flowed out by water outlet 14 is that user supplies water.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. a vertical multi-stage centrifugal pump, comprise the pump housing, motor, cable and base, the described pump housing and described motor are positioned on described base, it is characterized in that: described vertical multi-stage centrifugal pump also comprises blower inlet casing, be divided into setting up and down and the upper chamber interconnected and lower chambers in described blower inlet casing, the described pump housing is located in upper chamber, capsul is coated with outside described motor, be located at bottom chamber, described upper chamber is provided with water outlet described motor seal, and described lower chambers is provided with water intake.
2. a kind of vertical multi-stage centrifugal pump according to claim 1, is characterized in that, described water intake is arranged at the lower end horizontal radial of described lower chambers.
3. a kind of vertical multi-stage centrifugal pump according to claim 2, is characterized in that, described water outlet is communicated with upper chamber by clamping bolt, and described water outlet is arranged at upper chamber's lower end horizontal radial.
4. a kind of vertical multi-stage centrifugal pump according to claim 3, is characterized in that, described blower inlet casing comprises into water blower inlet casing and water outlet blower inlet casing, and described water inlet blower inlet casing forms described lower chambers, and described water outlet blower inlet casing forms described upper chamber.
5. a kind of vertical multi-stage centrifugal pump according to claim 4, is characterized in that, described water outlet blower inlet casing lower end is connected with the upper end of described water outlet, and the lower end of described water outlet is connected with described water inlet blower inlet casing upper end, and is provided with Sealing in joint.
6. a kind of vertical multi-stage centrifugal pump according to claim 4, is characterized in that, the lower end of described water inlet blower inlet casing is connected with described base, and is provided with Sealing in joint.
7. a kind of vertical multi-stage centrifugal pump according to claim 4, is characterized in that, described water outlet blower inlet casing upper end is connected with described centrifugal pump top, and is provided with Sealing in joint.
8. a kind of vertical multi-stage centrifugal pump according to any one of claim 5 to 7, is characterized in that, described Sealing is O type circle.
9. a constant pressure water supply unit, it is characterized in that, comprise frequency variator and the vertical multi-stage centrifugal pump according to any one of claim 1 to 7, the blower inlet casing outer wall of described vertical multi-stage centrifugal pump is provided with the radiator of stretching aluminum component material, described frequency variator is fixedly connected with described radiator, is provided with cast aluminium capsul outside described frequency variator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520111266.3U CN204646684U (en) | 2015-02-15 | 2015-02-15 | A kind of vertical multi-stage centrifugal pump and constant pressure water supply unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520111266.3U CN204646684U (en) | 2015-02-15 | 2015-02-15 | A kind of vertical multi-stage centrifugal pump and constant pressure water supply unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204646684U true CN204646684U (en) | 2015-09-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520111266.3U Expired - Fee Related CN204646684U (en) | 2015-02-15 | 2015-02-15 | A kind of vertical multi-stage centrifugal pump and constant pressure water supply unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204646684U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728123A (en) * | 2015-02-15 | 2015-06-24 | 山东洪涨泵业有限公司 | Vertical multi-stage centrifugal pump and constant-pressure water supply unit |
| CN105736356A (en) * | 2016-04-19 | 2016-07-06 | 江苏华源防爆电机有限公司 | Water pump motor with self-cooling device |
-
2015
- 2015-02-15 CN CN201520111266.3U patent/CN204646684U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728123A (en) * | 2015-02-15 | 2015-06-24 | 山东洪涨泵业有限公司 | Vertical multi-stage centrifugal pump and constant-pressure water supply unit |
| CN105736356A (en) * | 2016-04-19 | 2016-07-06 | 江苏华源防爆电机有限公司 | Water pump motor with self-cooling device |
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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: 20150916 |