CN207261315U - Boosting energy-saving water pump - Google Patents
Boosting energy-saving water pump Download PDFInfo
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- CN207261315U CN207261315U CN201720968865.6U CN201720968865U CN207261315U CN 207261315 U CN207261315 U CN 207261315U CN 201720968865 U CN201720968865 U CN 201720968865U CN 207261315 U CN207261315 U CN 207261315U
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- pump
- impeller
- bearing
- saving water
- boosting energy
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Abstract
The utility model discloses a kind of boosting energy-saving water pump, the impeller (16) in the middle part of the pump shaft (1) of screw thread is equipped with one end including a set, two axle sleeves (4) are inserted in from the both ends of pump shaft (1) respectively, and adjacent impeller (16).Two bearings (6) are installed in the inside of two bearing blocks (15), are socketed in the both ends of pump shaft (1).Pump case (11) is provide with the outside of impeller (16), and left pump cover (13) and right pump cover (12) are set respectively at the left and right both ends of pump case (11), the runner into water, water outlet is internally provided with pump case (11), and is sealed by casing ring (8) and mechanical shaft seal (9).The utility model is compact-sized, good appearance, stability are good, is easily installed；The double-entry impeller of optimization design makes axial force be reduced to bottom line, and since double-entry impeller has the flow that two each entrances of suction inlet need to only undertake half, so velocity ratio is relatively low, impeller is not easy cavitation.
Description
Technical field
The present invention relates to a kind of water pump, more specifically to a kind of centrifugal pump.
Background technology
Centrifugal pump is to be rotated using impeller and make water that centrifugal movement occur come work.Water pump is before activation, it is necessary to makes pump
Water is full of in shell and suction hose, then starts motor, pump shaft impeller and water is done high speed rotary motion, centrifugation fortune occurs for water
It is dynamic, impeller outer edge is thrown toward, the runner through volute pump case flows into the pressure pipe road of water pump.Traditional single-suction centrifugal pump is operated in
During the higher operating mode of lift, its axial compressive force produced is acted on bearing, accelerates bearing wear, is easy to damage, at the same time
Axial compressive force can also influence the sealing effect of axle envelope, cause to reveal.
The content of the invention
The present invention in view of the above-mentioned problems, provide a kind of boosting energy-saving water pump, mainly to for impeller, runner, etc. internal junction
Structure is improved, so as to reach reduction axial force, improves the effect of the service life of centrifugal pump.
In order to achieve the above object, the present invention provides a kind of boosting energy-saving water pump, including one end sets threaded pump shaft, leaf
Wheel, two axle sleeves, two bearings, and two bearing blocks, impeller are socketed in the middle part of pump shaft, and two axle sleeves are respectively from pump shaft
Both ends are inserted in, and adjacent impeller；Two bearings are installed in the inside of two bearing blocks, and are socketed in the both ends of pump shaft.Pump shaft
Bearing on non-threaded end is fixed on bearing block by circlip, and is provide with drive end bearing end cap on the outside, and pump shaft has
Bearing on the end of thread is fixed on bearing block by round nut, and is provide with non-driven-end bearing end cap on the outside.On the outside of impeller
Pump case is covered with, and left pump cover and right pump cover are connected respectively at the left and right both ends of pump case, pump case passes through casing ring and impeller
It is tightly connected, is connected by mechanical shaft seal with shaft seal；Pump case is internally provided with import and export runner, the external connection of runner
Import and outlet(discharge) flange.
A kind of above-mentioned boosting energy-saving water pump, under preferred embodiment, one end of the pump shaft is equipped with screw thread, and pass through round nut will
The bearing is fixed on the bearing block；In one end of non-threaded, the bearing is fixed on by the axis by circlip
In bearing.
A kind of above-mentioned boosting energy-saving water pump, under preferred embodiment, the bearing positioned at described pump shaft non-threaded one end is remote
The side of impeller is covered with drive end bearing end cap；Positioned at the threaded one end of the pump shaft the bearing away from impeller one
Side cover is equipped with non-driven-end bearing end cap.
A kind of above-mentioned boosting energy-saving water pump, under preferred embodiment, outside framework oil seal is installed between drive end bearing end cap and pump shaft.
A kind of above-mentioned boosting energy-saving water pump, under preferred embodiment, the inner surface radial direction fluting of axle sleeve, and install inside it close
Seal.
A kind of above-mentioned boosting energy-saving water pump, under preferred embodiment, in bearing block on the pump shaft of impeller side, is socketed with gear
Hydrosphere.
A kind of above-mentioned boosting energy-saving water pump, under preferred embodiment, bearing is deep groove ball bearing.
A kind of above-mentioned boosting energy-saving water pump, under preferred embodiment, pump inlet and outlet direction goes out for side into side.
A kind of above-mentioned boosting energy-saving water pump, under preferred embodiment, pump inlet and outlet direction is side into ejection.
The compact-sized good appearance of the present invention, stability is good, is easily installed；The double-entry impeller of optimization design subtracts axial force
Small to arrive bottom line, front mechanical seal is selected in sealing, and sealing effect is good, long lifespan.Since double-entry impeller has two suction inlets every
A entrance need to only undertake the flow of half, so velocity ratio is relatively low, impeller is not easy cavitation.
Brief description of the drawings
Fig. 1 is the sectional view of boosting energy-saving water pump of the present invention.
Fig. 2 is the stereogram of boosting energy-saving water pump of the present invention.
Fig. 3 is the front view of boosting energy-saving water pump of the present invention
Fig. 4 is the operating diagram of boosting energy-saving water pump of the present invention.
In figure, 1, pump shaft, 2, drive end bearing end cap, 3, circlip, 4, axle sleeve, 5, flange, 6, bearing, 7, circle spiral shell
Mother, 8, casing ring, 9, mechanical shaft seal, 10, outside framework oil seal, 11, pump case, 12, right pump cover, 13, left pump cover, 14, non-driven
End bearing end cap, 15, bearing block, 16, impeller, 17, sealing ring, 18, retaining ring.
Embodiment
As shown in Figure 1 and Figure 2, a kind of boosting energy-saving water pump, is double-sided impeller, radial direction subdivision housing, both ends brace type knot
Structure centrifugal pump, including a socket are equipped with the impeller 16 at the middle part of pump shaft 1 of screw thread at one end, and two axle sleeves 4 are respectively from the two of axis
End cap enters, and adjacent impeller 16, and square groove is radially provided with the inner surface of axle sleeve 4, sealing ring 17 is set in groove, so as to prevent
Water flows out in the gap between axle sleeve 4 and pump shaft 1.Two deep groove ball bearings 6 are installed in the inside of two bearing blocks 15, and cover
It is connected on the both ends of pump shaft 1, the bearing 6 on the non-threaded end of pump shaft 1 is fixed on bearing block 15 by circlip 3, and outside
Side cover sets drive end bearing end cap 2, and circular hole is provided among drive end bearing end cap 2, and outside framework oil seal 10, pump shaft are set in circular hole
2 pass through from 10 center of outside framework oil seal.Bearing 6 on 1 threaded end of pump shaft is fixed on another bearing block 15 by round nut 7,
And non-driven-end bearing end cap 14 is provide with the outside.
The outside of impeller 16 is provide with pump case 11, and sets left pump cover 13 and right pump cover 12 respectively at the left and right both ends of pump case 11,
The pump case 11 is tightly connected with impeller 16 by casing ring 8, is tightly connected by mechanical shaft seal 9 and pump shaft 1；Pump case
11 are internally provided with import and export runner, the import of runner external connection and outlet(discharge) flange 5.Pump inlet and outlet direction goes out for side into side,
Can be side into ejection.
In bearing block 15 on the pump shaft of 16 side of impeller, retaining ring 18 is socketed with, for preventing water from leaking out.
As shown in Figure 3, Figure 4, it is horizontal installation, housing foot support during boosting energy-saving water pump installation of the present invention.Pipeline leads to
Cross flange 5 to connect, in order to adapt to the needs of different occasions, the series pump is strong using axially and symmetrically design, parts interchangeability.
Boosting energy-saving water pump of the present invention is to be rotated using impeller 16 and make the centrifugal force that water produces come work.Pump is starting
Before, it is necessary to make to be full of water in pump case and suction hose, then start motor, 1 impeller 16 of pump shaft and water is done rotation fortune at a high speed
Dynamic, water under the influence of centrifugal force, is thrown toward 16 outer rim of impeller, and the runner through pump cover flows into the pressure pipe road of water pump.In impeller
At 16 center, vacuum is formed after being thrown out of under the influence of centrifugal force due to water, the water in priming reservoir is just in atmospheric pressure
It is pressed under effect in pump, impeller is by gyrating so that water is constantly flowed under the action of impeller and outflow, reaches
Convey the purpose of water.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope of present disclosure, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of boosting energy-saving water pump, including pump shaft (1), impeller (16), two axle sleeves (4), two bearings (6), and two
Bearing block (15), it is characterised in that the impeller (16) is socketed in the middle part of the pump shaft (1), and two axle sleeves (4) are respectively
It is inserted in from the both ends of the pump shaft (1), and the adjacent impeller (16)；Two bearings (6) are installed in two bearings
The inside of seat (15), is socketed in the both ends of the pump shaft (1)；
Pump case (11) is provide with the outside of the impeller (16), and left pump cover is set respectively at the left and right both ends of the pump case (11)
(13) it is tightly connected by casing ring (8) and the impeller (16) with right pump cover (12), the pump case (11), passes through machinery
Axle envelope (9) is tightly connected with the pump shaft (1)；The pump case (11) is internally provided with import and export runner, connects outside the runner
Tap into mouth and outlet(discharge) flange (5).
2. boosting energy-saving water pump according to claim 1, it is characterised in that one end of the pump shaft (1) is equipped with screw thread, and leads to
Cross round nut (7) bearing (6) is fixed on the bearing block (15)；In one end of non-threaded, pass through circlip (3)
The bearing (6) is fixed on the bearing block (15).
3. boosting energy-saving water pump according to claim 2, it is characterised in that the institute positioned at the pump shaft (1) non-threaded one end
State side of the bearing (6) away from impeller and be covered with drive end bearing end cap (2)；Positioned at the pump shaft (1) threaded one end
Side of the bearing (6) away from impeller is covered with non-driven-end bearing end cap (14).
4. boosting energy-saving water pump according to claim 3, it is characterised in that the drive end bearing end cap (2) is between axis
Install outside framework oil seal (10).
5. boosting energy-saving water pump according to claim 1, it is characterised in that the inner surface radial direction fluting of the axle sleeve (4), and
Sealing ring (17) is installed inside it.
6. boosting energy-saving water pump according to claim 1, it is characterised in that in the bearing block (15) close to the impeller
(16) it is socketed with retaining ring (18) on the pump shaft (1) of side.
7. boosting energy-saving water pump according to claim 1, it is characterised in that the bearing (6) is deep groove ball bearing.
8. boosting energy-saving water pump according to claim 1, it is characterised in that pump inlet and outlet direction goes out for side into side.
9. boosting energy-saving water pump according to claim 1, it is characterised in that pump inlet and outlet direction is side into ejection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720968865.6U CN207261315U (en) | 2017-08-03 | 2017-08-03 | Boosting energy-saving water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720968865.6U CN207261315U (en) | 2017-08-03 | 2017-08-03 | Boosting energy-saving water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207261315U true CN207261315U (en) | 2018-04-20 |
Family
ID=61924423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720968865.6U Active CN207261315U (en) | 2017-08-03 | 2017-08-03 | Boosting energy-saving water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207261315U (en) |
-
2017
- 2017-08-03 CN CN201720968865.6U patent/CN207261315U/en active Active
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