CN204704158U - Low noise centrifugal pump - Google Patents
Low noise centrifugal pump Download PDFInfo
- Publication number
- CN204704158U CN204704158U CN201520395383.7U CN201520395383U CN204704158U CN 204704158 U CN204704158 U CN 204704158U CN 201520395383 U CN201520395383 U CN 201520395383U CN 204704158 U CN204704158 U CN 204704158U
- Authority
- CN
- China
- Prior art keywords
- air chamber
- spacer
- duplicate removal
- removal mouth
- fan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a kind of low noise centrifugal pump, comprises ipper air chamber's spacer, lower air chamber's spacer, fan, lower blower fan, drive motor and the pump housing; Drive motor connects the wheel rotation of the upper end driving pump housing of the pump housing; On the rotor that fan and lower blower fan are arranged on drive motor and fan is arranged on the upper end of rotor, lower blower fan is arranged on the lower end of rotor; Ipper air chamber's spacer is arranged on the upside of fan, and lower air chamber's spacer is arranged on the downside of lower blower fan, and ipper air chamber's spacer is relative with lower air chamber spacer forms air channel.The utility model is provided with fan and lower blower fan, air-cooled by fan and lower blower fan, keeps electric machine temperature rise in controllable state, reduces noise; The utility model is provided with ipper air chamber's spacer and lower air chamber's spacer, and ipper air chamber's spacer and lower air chamber's spacer form air channel, facilitate the transmission of wind, improve air-cooled efficiency.
Description
Technical field
The utility model relates to centrifugal pump, particularly, relates to a kind of low noise centrifugal pump.
Background technique
Along with the aggravation of current people's growing interest ambient noise, traditional centrifugal pump noise is large, vibrate the problem disturbed residents such as large becomes very outstanding, therefore needs the simple conveying equipment for fluid substances of a kind of low noise.
Through the retrieval to prior art, find that application number is 201420705438.5, name is called a kind of model utility of centrifugal pump, and a kind of centrifugal pump, comprising: the pump housing, flanged pipe and lead-jetting device, and described lead-jetting device connects the described pump housing and described flanged pipe respectively; The described pump housing is provided with pump housing inlet duct and diffusing tube, one end of described diffusing tube is communicated with the described pump housing, the other end is provided with pump discharge, and described flanged pipe is provided with pump intake; Described lead-jetting device comprises drainage pipe and incident pipeline, and wherein, one end of described drainage pipe is communicated with described diffusing tube, the other end is communicated with described incident pipeline; One end of described incident pipeline is communicated with described pump housing inlet duct, the other end is communicated with described flanged pipe, and described incident pipeline is flexibly connected respectively with between described pump housing inlet duct and described flanged pipe.The lead-jetting device of the centrifugal pump of the embodiment of the present application is flexibly connected with pump housing inlet duct and flanged pipe, can the fluid of free adjustment lead-jetting device injection and the distance of impeller eye, thus effectively avoids the generation of cavitation phenomenon, improves the anti-cavitation performance of centrifugal pump.But this model utility adopts Water-cooling vibration comparatively large, thus noise is larger.
Model utility content
For defect of the prior art, the purpose of this utility model is to provide a kind of low noise centrifugal pump.
According to the low noise centrifugal pump that the utility model provides, comprise ipper air chamber's spacer, lower air chamber's spacer, fan, lower blower fan, drive motor and the pump housing;
The upper end that described drive motor connects the described pump housing drives the wheel rotation of the described pump housing; On the rotor that described fan and described lower blower fan are arranged on described drive motor and described fan is arranged on the upper end of described rotor, described lower blower fan is arranged on the lower end of described rotor;
Described ipper air chamber spacer is arranged on the upside of described fan, and described lower air chamber spacer is arranged on the downside of described lower blower fan, and described ipper air chamber spacer is relative with described lower air chamber spacer forms air channel.
Preferably, the cross section of described ipper air chamber spacer and described lower air chamber spacer takes the shape of the letter U.
Preferably, described ipper air chamber spacer, described lower air chamber spacer, described fan, described lower blower fan and rotor are on the same axis.
Preferably, the described pump housing is provided with water intake and water outlet;
Described water intake is communicated with the described pump housing by intake pipe; Described water outlet is communicated with the described pump housing by outlet conduit;
Described water intake and water outlet are on the same axis.
Preferably, the motor seat of honour is also comprised; Described drive motor connects the described motor seat of honour;
On motor, seat body comprises motor seat of honour inner ring, stiffening rib and outer ring, the motor seat of honour; Be connected by many stiffening ribs between described motor seat of honour inner ring and outer ring, the motor seat of honour;
Outer ring is circumferentially provided with duplicate removal mouth at the described motor seat of honour; To be arc-shaped extend along the circumference of outer ring, the described motor seat of honour described duplicate removal mouth.
Described duplicate removal mouth comprises the first duplicate removal mouth and the second duplicate removal mouth; The length of described first duplicate removal mouth is greater than described second duplicate removal mouth;
The quantity of the first duplicate removal mouth is multiple, and multiple described first duplicate removal mouth is divided into two groups; The quantity of described second duplicate removal mouth is multiple, and multiple described second duplicate removal mouth is divided into two groups;
One group of first duplicate removal mouth and one group of second duplicate removal mouth are arranged alternately successively.
Compared with prior art, the utility model has following beneficial effect:
1, the utility model is provided with fan and lower blower fan, air-cooled by fan and lower blower fan, keeps electric machine temperature rise in controllable state, reduces noise;
2, the utility model is provided with ipper air chamber's spacer and lower air chamber's spacer, and ipper air chamber's spacer and lower air chamber's spacer form air channel, facilitate the transmission of wind, improve air-cooled efficiency;
3, the utility model structure is simple, is easy to promote.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present utility model will become more obvious:
Fig. 1 is structural representation of the present utility model.
In figure:
1 is ipper air chamber's spacer;
2 is fan;
3 is lower blower fan;
4 is lower air chamber's spacer.
Embodiment
Below in conjunction with specific embodiment, the utility model is described in detail.Following examples will contribute to those skilled in the art and understand the utility model further, but not limit the utility model in any form.It should be pointed out that to those skilled in the art, without departing from the concept of the premise utility, some distortion and improvement can also be made.These all belong to protection domain of the present utility model.
In the present embodiment, the low noise centrifugal pump that the utility model provides, comprises ipper air chamber's spacer 1, lower air chamber's spacer 4, fan 2, lower blower fan 3, drive motor and the pump housing;
The upper end that described drive motor connects the described pump housing drives the wheel rotation of the described pump housing; On the rotor that described fan and described lower blower fan are arranged on described drive motor and described fan is arranged on the upper end of described rotor, described lower blower fan is arranged on the lower end of described rotor;
Described ipper air chamber spacer is arranged on the upside of described fan, and described lower air chamber spacer is arranged on the downside of described lower blower fan, and described ipper air chamber spacer is relative with described lower air chamber spacer forms air channel.
In the present embodiment, the cross section of described ipper air chamber spacer and described lower air chamber spacer takes the shape of the letter U.Described ipper air chamber spacer, described lower air chamber spacer, described fan, described lower blower fan and rotor are on the same axis.
The described pump housing is provided with water intake and water outlet; Described water intake is communicated with the described pump housing by intake pipe; Described water outlet is communicated with the described pump housing by outlet conduit; Described water intake and water outlet are on the same axis.
In the present embodiment, the low noise centrifugal pump that the utility model provides also comprises the motor seat of honour; Described drive motor connects the described motor seat of honour; On motor, seat body comprises motor seat of honour inner ring, stiffening rib and outer ring, the motor seat of honour; Be connected by many stiffening ribs between described motor seat of honour inner ring and outer ring, the motor seat of honour; Outer ring is circumferentially provided with duplicate removal mouth at the described motor seat of honour; To be arc-shaped extend along the circumference of outer ring, the described motor seat of honour described duplicate removal mouth.Described duplicate removal mouth comprises the first duplicate removal mouth and the second duplicate removal mouth; The length of described first duplicate removal mouth is greater than described second duplicate removal mouth; The quantity of the first duplicate removal mouth is multiple, and multiple described first duplicate removal mouth is divided into two groups; The quantity of described second duplicate removal mouth is multiple, and multiple described second duplicate removal mouth is divided into two groups; One group of first duplicate removal mouth and one group of second duplicate removal mouth are arranged alternately successively.
Above specific embodiment of the utility model is described.It is to be appreciated that the utility model is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present utility model.
Claims (5)
1. a low noise centrifugal pump, is characterized in that, comprises ipper air chamber's spacer, lower air chamber's spacer, fan, lower blower fan, drive motor and the pump housing;
The upper end that described drive motor connects the described pump housing drives the wheel rotation of the described pump housing; On the rotor that described fan and described lower blower fan are arranged on described drive motor and described fan is arranged on the upper end of described rotor, described lower blower fan is arranged on the lower end of described rotor;
Described ipper air chamber spacer is arranged on the upside of described fan, and described lower air chamber spacer is arranged on the downside of described lower blower fan, and described ipper air chamber spacer is relative with described lower air chamber spacer forms air channel.
2. low noise centrifugal pump according to claim 1, is characterized in that, the cross section of described ipper air chamber spacer and described lower air chamber spacer takes the shape of the letter U.
3. low noise centrifugal pump according to claim 1, is characterized in that, described ipper air chamber spacer, described lower air chamber spacer, described fan, described lower blower fan and rotor are on the same axis.
4. low noise centrifugal pump according to claim 1, is characterized in that, the described pump housing is provided with water intake and water outlet;
Described water intake is communicated with the described pump housing by intake pipe; Described water outlet is communicated with the described pump housing by outlet conduit;
Described water intake and water outlet are on the same axis.
5. low noise centrifugal pump according to claim 1, is characterized in that, also comprises the motor seat of honour; Described drive motor connects the described motor seat of honour;
On motor, seat body comprises motor seat of honour inner ring, stiffening rib and outer ring, the motor seat of honour; Be connected by many stiffening ribs between described motor seat of honour inner ring and outer ring, the motor seat of honour;
Outer ring is circumferentially provided with duplicate removal mouth at the described motor seat of honour; To be arc-shaped extend along the circumference of outer ring, the described motor seat of honour described duplicate removal mouth;
Described duplicate removal mouth comprises the first duplicate removal mouth and the second duplicate removal mouth; The length of described first duplicate removal mouth is greater than described second duplicate removal mouth;
The quantity of the first duplicate removal mouth is multiple, and multiple described first duplicate removal mouth is divided into two groups; The quantity of described second duplicate removal mouth is multiple, and multiple described second duplicate removal mouth is divided into two groups;
One group of first duplicate removal mouth and one group of second duplicate removal mouth are arranged alternately successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520395383.7U CN204704158U (en) | 2015-06-09 | 2015-06-09 | Low noise centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520395383.7U CN204704158U (en) | 2015-06-09 | 2015-06-09 | Low noise centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204704158U true CN204704158U (en) | 2015-10-14 |
Family
ID=54283781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520395383.7U Active CN204704158U (en) | 2015-06-09 | 2015-06-09 | Low noise centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204704158U (en) |
-
2015
- 2015-06-09 CN CN201520395383.7U patent/CN204704158U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202284569U (en) | Improved fan blade structure of centrifugal fan | |
| CN202937480U (en) | Multistage impeller centrifugal blower | |
| CN104100537A (en) | LNG (liquefied natural gas) immersed centrifugal pump | |
| CN204704158U (en) | Low noise centrifugal pump | |
| CN205207273U (en) | Dual -air -inlet centrifugal fan | |
| CN105179275A (en) | Novel mixed flow pipeline fan | |
| CN202597229U (en) | Pump impeller | |
| CN203770207U (en) | Fan impeller mechanism | |
| CN203146426U (en) | Novel axial flow pump | |
| CN202597227U (en) | Novel pump impeller | |
| CN202273892U (en) | Multistage vortex-type air pump | |
| CN205207221U (en) | Fan | |
| CN204827981U (en) | High -efficient mixed flow fan | |
| CN204041485U (en) | A kind of vacuum pump and new multistage vacuum pump | |
| CN204704156U (en) | The low noise lightweight canned motorpump pump housing and canned motorpump | |
| CN102797696A (en) | Novel pump impeller | |
| CN212407069U (en) | Axial flow fan with silencer | |
| CN201507468U (en) | Negative pressure anti-oil leakage device of blower bearing box | |
| CN205908481U (en) | Energy -saving and heat radiation motor | |
| CN204003508U (en) | A kind of LNG latent liquid type centrifugal pump | |
| CN205423209U (en) | Water drive does not have electrical drainage fan | |
| CN203257741U (en) | Superspeed permanent magnet motor axial fan | |
| CN219953682U (en) | Vertical long-axis sea water pump | |
| CN202597230U (en) | Impeller for light and convenient pump | |
| CN221482245U (en) | Oil-free ultrahigh-speed centrifugal compressor reflux unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |