CN207906087U - A kind of self priming centrifugal pump with supercharging device - Google Patents
A kind of self priming centrifugal pump with supercharging device Download PDFInfo
- Publication number
- CN207906087U CN207906087U CN201820286552.7U CN201820286552U CN207906087U CN 207906087 U CN207906087 U CN 207906087U CN 201820286552 U CN201820286552 U CN 201820286552U CN 207906087 U CN207906087 U CN 207906087U
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- China
- Prior art keywords
- impeller
- water
- chamber
- major cycle
- water inlet
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Abstract
The utility model discloses a kind of self priming centrifugal pumps with supercharging device, including upper pump casing and lower pump body, upper pump casing is equipped with water inlet system, flow induction mechanism, water filling port, secondary flow road, interior upper water-out hole, sprue, interior lower apopore, major cycle chamber, water outlet, first flow and second flow channel；It is equipped with impeller liquid storage cylinder in lower pump body, water outlet in impeller outer water inlet, impeller, impeller installation cavity, water inlet and impeller out outlet in impeller；Major cycle chamber includes water chamber, the first major cycle chamber and the second major cycle chamber；It is equipped with first baffle between water chamber and the first major cycle chamber, second baffle is equipped between the first major cycle chamber and the second major cycle chamber, the height of second baffle is less than the height of first baffle, and the first major cycle chamber is connected to by first flow with secondary flow road；Second major cycle chamber and water chamber are connected by second flow channel.Its feature is：Material is saved, increasing pressure using vortex phenomenon improves power.
Description
Technical field
The utility model belongs to centrifugation pump technical field, more particularly, to a kind of self priming centrifugal pump with supercharging device.
Background technology
Centrifugal water pump is a kind of device transporting flow by the rotation of motor.Existing centrifugal pump rely primarily on impeller into
Cycle, its water velocity of the interior cycle of this structure cause its suction short slowly in row, and are led due to depending merely on intracavitary pressure when water outlet
Cause lift short, so that the power of centrifugal pump is relatively low, it is therefore necessary to be improved.
Invention content
The purpose of this utility model is in view of the deficiency of the prior art, to provide a kind of self-priming with supercharging device
Formula centrifugal pump, it, which has, saves material, increases the characteristics of pressure improves power using vortex phenomenon.
To achieve the goals above, technical solution used by the utility model is：It is a kind of with the self-priming of supercharging device
Centrifugal pump, including upper pump casing and lower pump body, the upper pump casing are equipped with water inlet system, flow induction mechanism, water filling port, secondary flow
Road, interior upper water-out hole, sprue, interior lower apopore, major cycle chamber, water outlet, first flow and second flow channel；The lower pump body
Interior to be equipped with impeller liquid storage cylinder, water outlet in impeller outer water inlet, impeller, impeller installation cavity, water inlet and impeller are outgoing in impeller
The mouth of a river；The major cycle chamber includes water chamber, the first major cycle chamber and the second major cycle chamber；The water chamber and the first major cycle
It is equipped with first baffle between chamber, second baffle, the second gear are equipped between the first major cycle chamber and the second major cycle chamber
The height of plate is less than the height of first baffle, and the first major cycle chamber is connected to by first flow with secondary flow road；Described second
Major cycle chamber and water chamber are connected by second flow channel.
Further, the cross section of the second flow channel is arc-shaped.
Further, the water inlet system includes the water inlet being sequentially communicated, the first accommodating chamber, first through hole, the second appearance
Receive chamber and third flow channel, the third flow channel is connected to sprue.
Further, the impeller outer water inlet is connected to water outlet in impeller, water inlet and impeller outer in the impeller
Water outlet is connected to；The impeller outer water inlet is located in impeller liquid storage cylinder, and water outlet is located in impeller installation cavity in the impeller
Portion, the impeller out outlet are located at the junction of upper pump casing and lower pump body, and water inlet is located at impeller installation cavity in the impeller
Side.
Further, the interior lower apopore is connected by deflector with impeller outer water inlet.
With the above structure, the utility model is compared to the prior art advantageously：The application is in water chamber
And first be equipped with first baffle between major cycle chamber the water for flowing through the first major cycle intracavitary avoided directly to be flowed out from water outlet, in turn
Cause the water of the first major cycle intracavitary that cannot flow into secondary flow road from first flow and then constitute water cycle and increase pressure, the
It is equipped with second baffle between one major cycle chamber and the second major cycle chamber, the water of the first major cycle intracavitary is avoided to be flowed directly to the second master
Torus due to the second major cycle chamber and water chamber by second flow channel conducting in this way so that the water of the second major cycle intracavitary can be with
Water chamber is flow to then to be discharged from water outlet, due to the water that impeller water outlet comes out can also enter in water chamber in this way when with from
Second major cycle intracavitary outflow water just will produce vortex phenomenon and increase pressure when converging, the wherein height of second baffle is less than first
The height of baffle, make in this way water mainly spray to second baffle recoil to the first major cycle chamber enter cycle accelerate water velocity into
And improve suction；Pressure of the differential water pressures increase from the second major cycle intracavitary water can be generated simultaneously so that flowed by second flow channel
The vortex phenomenon that the water of the second major cycle intracavitary in water chamber generates when being converged with the water that impeller water outlet is flow in water chamber
Reinforce so that water outlet hydraulic pressure increases, and then improves lift.
Description of the drawings
Fig. 1 is the schematic cross-sectional view of the utility model upper pump casing.
Fig. 2 is the schematic cross-sectional view of the other direction of the utility model upper pump casing.
Fig. 3 is the structural schematic diagram of the utility model lower pump body.
Fig. 4 is the structural schematic diagram of another angle of the utility model lower pump body.
Fig. 5 is the structural schematic diagram of the utility model upper pump casing.
Fig. 6 is the structural schematic diagram of the utility model.
Specific implementation mode
As described below is only the preferred embodiment of the utility model, does not therefore limit the protection model of the utility model
It encloses, the utility model is further illustrated with reference to the accompanying drawings and examples.
Embodiment is shown in shown in Fig. 1 to Fig. 6：A kind of self priming centrifugal pump with supercharging device, including upper pump casing and lower pump
Body, it is characterised in that：On upper pump casing be equipped with water inlet system, flow induction mechanism 12, water filling port 13, secondary flow road 51, it is interior on go out
Water hole 52, sprue 53, interior lower apopore 54, major cycle chamber, water outlet 14, first flow 41 and second flow channel 42；In lower pump
It is equipped with impeller liquid storage cylinder 71 in vivo, water outlet 722 in impeller outer water inlet 721, impeller, impeller installation cavity 74, water inlet in impeller
Mouth 732 and impeller out outlet 731；Wherein major cycle chamber includes water chamber 21, the first major cycle chamber 22 and the second major cycle chamber
23；Avoid the water flowed through in the first major cycle chamber 22 straight equipped with first baffle 31 between water chamber 21 and the first major cycle chamber 22
It connects and flow to water chamber 21 then from the outflow of water outlet 14, and then cause the water in the first major cycle chamber 22 cannot be from first flow 41
It flows into secondary flow road 51 and then constitutes a water cycle increase pressure, while from the water injection that impeller liquid storage cylinder 71 comes out to first gear
Plate 31 and then the first major cycle chamber 22 that rebounds back accelerate the water intake velocity of the first major cycle chamber 22 and then increase suction in this way.
It is equipped with second baffle 32 between one major cycle chamber 22 and the second major cycle chamber 23, the water in the first major cycle chamber 22 is avoided directly to flow
To the second major cycle chamber 23 since the second major cycle chamber 23 and water chamber 21 are connected in this way by second flow channel 42 so that the second master
Water in torus 23 can flow to water chamber 21 and is then discharged from water outlet 14, since the water that impeller water outlet 73 comes out also can
It enters and just will produce vortex phenomenon increase pressure in water chamber 21 when with outflow water converges out of second major cycle chamber 23 in this way
By force, wherein for the height of second baffle 32 less than the height of first baffle 31, the second major cycle chamber can be increased by generating differential water pressures in this way
The pressure of water in 23 so that the water flowed by second flow channel 42 in the second major cycle chamber 23 in water chamber 21 is discharged with impeller
The vortex phenomenon generated when the water convergence that mouth 73 is flow in water chamber 21 reinforces the hydraulic pressure increase so that water outlet, and then raising
Lift.The cross section of wherein second flow channel 42 is arc-shaped, can be preferably adapted in this way to the second major cycle chamber 23 and water chamber 21
Play connection so that the water in the second major cycle chamber 23 can flow to water chamber by second flow channel 42.
As shown in Figure 2：Water inlet system includes the water inlet 11 being sequentially communicated, the first accommodating chamber 61, first through hole 62, second
Accommodating chamber 63 and third flow channel 64, wherein third flow channel 64 are connected to sprue 53, so that the water in water inlet system can flow
To impeller outer water inlet 721.
As shown in Figures 3 and 4：Impeller outer water inlet 721 is connected to water outlet in impeller 722, wherein impeller outer water inlet 721
In impeller liquid storage cylinder 71, water outlet 722 is located at the such impeller outer that flows through in 74 middle part of impeller installation cavity and intakes wherein in impeller
The water of mouth 721 water outlet 722 can then pass in impeller installation cavity 74 out of impeller, water inlet 732 and leaf wherein in impeller
Out outlet 731 is taken turns to be connected to, wherein impeller out outlet 731 is located at the junction of upper pump casing and lower pump body, wherein impeller it is interior into
The mouth of a river 732 is located at 74 side of impeller installation cavity, and the water in such impeller installation cavity 74 can flow to leaf by water inlet 732 out of impeller
Then wheel out outlet 731 flow to major cycle chamber.
Further, interior lower apopore 54 is connected by deflector with impeller outer water inlet 721 so that from interior lower water outlet
The water that hole 54 comes out can smoothly flow through impeller outer water inlet 721, and wherein deflector includes the diversion pipe and nozzle of flexible connection,
Pressure can be increased in this way by offering through-hole close to one end of nozzle on diversion pipe.
Centrifugal pump is widely used at present, and other structures and principle are same as the prior art, and which is not described herein again.
Claims (5)
1. a kind of self priming centrifugal pump with supercharging device, including upper pump casing and lower pump body, it is characterised in that：On the upper pump casing
Equipped with water inlet system, flow induction mechanism, water filling port, secondary flow road, interior upper water-out hole, sprue, interior lower apopore, major cycle
Chamber, water outlet, first flow and second flow channel；It is equipped with impeller liquid storage cylinder in the lower pump body, goes out in impeller outer water inlet, impeller
The mouth of a river, impeller installation cavity, water inlet and impeller out outlet in impeller；The major cycle chamber includes water chamber, the first major cycle
Chamber and the second major cycle chamber；Between the water chamber and the first major cycle chamber be equipped with first baffle, the first major cycle chamber and
Second baffle is equipped between second major cycle chamber, the height of the second baffle is less than the height of first baffle, first master
Torus is connected to by first flow with secondary flow road；The second major cycle chamber and water chamber are connected by second flow channel.
2. a kind of self priming centrifugal pump with supercharging device according to claim 1, it is characterised in that：The second flow channel
Cross section it is arc-shaped.
3. a kind of self priming centrifugal pump with supercharging device according to claim 1, it is characterised in that：The water inlet system
Including water inlet, the first accommodating chamber, first through hole, the second accommodating chamber and the third flow channel being sequentially communicated, the third flow channel with
Sprue is connected to.
4. a kind of self priming centrifugal pump with supercharging device according to claim 1, it is characterised in that：The impeller outer into
The mouth of a river is connected to water outlet in impeller, and water inlet is connected to impeller out outlet in the impeller；Impeller outer water inlet position
In in impeller liquid storage cylinder, water outlet is located in the middle part of impeller installation cavity in the impeller, and the impeller out outlet is located at upper pump casing
With the junction of lower pump body, water inlet is located at impeller installation cavity side in the impeller.
5. a kind of self priming centrifugal pump with supercharging device according to claim 1, it is characterised in that：The interior lower water outlet
Hole is connected by deflector with impeller outer water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820286552.7U CN207906087U (en) | 2018-03-01 | 2018-03-01 | A kind of self priming centrifugal pump with supercharging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820286552.7U CN207906087U (en) | 2018-03-01 | 2018-03-01 | A kind of self priming centrifugal pump with supercharging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207906087U true CN207906087U (en) | 2018-09-25 |
Family
ID=63560314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820286552.7U Expired - Fee Related CN207906087U (en) | 2018-03-01 | 2018-03-01 | A kind of self priming centrifugal pump with supercharging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207906087U (en) |
-
2018
- 2018-03-01 CN CN201820286552.7U patent/CN207906087U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180925 Termination date: 20200301 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |