CN208456867U - A kind of frequency conversion hot and cold water self priming vortex pump - Google Patents
A kind of frequency conversion hot and cold water self priming vortex pump Download PDFInfo
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- CN208456867U CN208456867U CN201821110802.8U CN201821110802U CN208456867U CN 208456867 U CN208456867 U CN 208456867U CN 201821110802 U CN201821110802 U CN 201821110802U CN 208456867 U CN208456867 U CN 208456867U
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- impeller
- pump housing
- frequency conversion
- pump
- wall
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Abstract
The utility model discloses a kind of frequency conversion hot and cold water self priming vortex pumps, including the pump housing, impeller and frequency control motor, the impeller is located in the pump housing, the distance between the both ends of the surface of impeller and the left and right inner wall of the pump housing are 0.1 millimeter -0.15 millimeter, axis hole is provided at the center of impeller, keyway is provided on the inner wall of axis hole, installation axle is provided in the axis hole of impeller, mounting cylinder is provided on the left side of the pump housing, the left end of installation axle is rotatably arranged in mounting cylinder by bearing, this frequency conversion hot and cold water self priming vortex pump, the frequency control motor of use can achieve the purpose for changing vortex pump lift, realize frequency conversion function, also use unshrouded impeller, the design of enclosed flow passage, peripheral pump is set to reach self-priming effect, the impeller plate of setting is radially gradually thinning, it can be reduced the net positive suction head of the pump housing at work, improve the cavitation erosion of the pump housing Performance, the cut water of setting prevent water inlet, from directly communicating, to realize the purpose of enclosed flow passage with water outlet, improve self-priming performance.
Description
Technical field
The utility model relates to vortex pump technical field, specially a kind of frequency conversion hot and cold water self priming vortex pump.
Background technique
Peripheral pump is one kind of vane type oil pump.In principle and configuration aspects, it is different with centrifugal and axial-flow pump, by
So that liquid is generated the effect of vorticla motion when it is by impeller rotation and sucks and be discharged liquid, so referred to as peripheral pump,
Peripheral pump is the simplest high lift pump of structure, and compared with the centrifugal pump of identical size, its lift is 2~4 times higher than centrifugal pump,
Compared with the positive displacement pump of identical lift, its size is much smaller, and structure is also much simpler, but unshrouded impeller, open type runner
Peripheral pump be then used as conveying liquid, be unable to self-priming, smaller scope of application, and in use often needs to change liquid
Lift, it is therefore desirable to it is a kind of can frequency conversion and self-priming peripheral pump to meet production needs.
Utility model content
The technical problems to be solved in the utility model is to overcome existing defect, provides a kind of frequency conversion hot and cold water self-priming vortex
Pump, the frequency control motor of use can achieve the purpose for changing vortex pump lift, realize frequency conversion function, also use open type leaf
The design of wheel, enclosed flow passage, makes peripheral pump reach self-priming effect, the impeller plate of setting is radially gradually thinning, can be reduced the pump housing
Net positive suction head at work improves the cavitation erosion performance of the pump housing, and the cut water of setting prevents water inlet with water outlet from directly communicating,
It realizes the purpose of enclosed flow passage, improves self-priming performance, can effectively solve the problems in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of frequency conversion hot and cold water self priming vortex pump, packet
The pump housing, impeller and frequency control motor are included, the impeller is located in the pump housing, between the both ends of the surface of impeller and the left and right inner wall of the pump housing
Distance be 0.1 millimeter -0.15 millimeter, be provided with axis hole at the center of impeller, keyway be provided on the inner wall of axis hole, impeller
It is provided with installation axle in axis hole, mounting cylinder is provided on the left side of the pump housing, the left end of installation axle is rotatably arranged on by bearing
In mounting cylinder, the right wall of the right end of installation axle through the pump housing and output axis connection with frequency control motor, on pump housing right side
It is provided with seal pipe, the right end of installation axle is located in seal pipe, and the right end of seal pipe is provided with mounting plate, frequency conversion tune by screw
Speed motor is installed on a mounting board, and sealing ring is provided in the seal pipe, sealing felt collar is provided in the inner ring of sealing ring, is pumped
The lower part of body is provided with pedestal, and the cross section of pedestal is in inverted " t " type, and the upper end of the pump housing is provided with inlet and outlet, intakes
Mouthful and water outlet be respectively arranged with water inlet pipe and outlet pipe, be provided with cut water on the inner wall of the pump housing, cut water be located at water inlet with
Between water outlet.
As a kind of optimal technical scheme of the utility model, the impeller includes impeller plate, is set at the center of impeller plate
It is equipped with axis hole, the edge cross section of the impeller plate is at an acute angle triangular shaped, is provided with leaf on the edge inclined-plane of impeller plate
Piece.
As a kind of optimal technical scheme of the utility model, the cut water includes isolation board and contact stud, isolation board weldering
It connects on the inner wall of the pump housing, contact stud is rotatably installed in the circular groove of isolation board lower end, the circular arc side of contact stud and impeller
Face contact.
As a kind of optimal technical scheme of the utility model, strainer and pollutant collecting tube, strainer are provided in the water inlet pipe
Obliquely, the minimum point contact of the left port of pollutant collecting tube and strainer, the right end of pollutant collecting tube are provided with cover board by hinge.
As a kind of optimal technical scheme of the utility model, the right wall contact position of the installation axle and the pump housing is provided with close
Felt collar is sealed, the output shaft of frequency control motor and the contact position of mounting plate are provided with sealing felt collar.
As a kind of optimal technical scheme of the utility model, the quantity of the keyway be four and angularly array in axis
On the inner wall in hole.
Compared with prior art, the utility model has the beneficial effects that this frequency conversion hot and cold water self priming vortex pump, the change of use
Frequency modulation speed motor can achieve the purpose for changing vortex pump lift, frequency conversion function be realized, also using unshrouded impeller, enclosed flow passage
Design, makes peripheral pump reach self-priming effect, the impeller plate of setting is radially gradually thinning, can be reduced the cavitation erosion of the pump housing at work
Surplus, improves the cavitation erosion performance of the pump housing, and the cut water of setting prevents water inlet, from directly communicating, to realize enclosed flow passage with water outlet
Purpose improves self-priming performance.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model schematic diagram of internal structure；
Fig. 3 is the utility model blade wheel structure schematic diagram；
Fig. 4 is the utility model cut water structural schematic diagram.
In figure: 1 pump housing, 2 impellers, 3 pedestals, 4 mounting cylinders, 5 frequency control motors, 6 installation axles, 7 sealing rings, 8 mounting plates,
9 sealing felt collars, 10 cut waters, 11 seal pipes, 12 water inlet pipes, 13 outlet pipes, 14 pollutant collecting tubes, 15 strainers, 16 cover boards, 17 water inlets,
18 water outlets, 19 isolation boards, 20 contact studs, 21 impeller plates, 22 blades, 23 axis holes, 24 keyways.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of frequency conversion hot and cold water self priming vortex pump, including
The pump housing 1, impeller 2 and frequency control motor 5, impeller 2 are located in the pump housing 1, the left and right inner wall of the both ends of the surface of impeller 2 and the pump housing 1 it
Between distance be 0.1 millimeter -0.15 millimeter, impeller 2 includes impeller plate 21, is provided with axis hole 23, leaf at the center of impeller plate 21
The edge cross section of wheel plate 21 is at an acute angle triangular shaped, and impeller plate 21 is radially gradually thinning, can be reduced peripheral pump in work
Net positive suction head when making improves the cavitation erosion performance of peripheral pump, blade 22 is provided on the edge inclined-plane of impeller plate 21, impeller 2
It is provided with axis hole 23 at center, is provided with keyway 24 on the inner wall of axis hole 23, the quantity of keyway 24 is four and angularly array
On the inner wall of axis hole 23, to realize dynamic balancing, it is provided with installation axle 6 in the axis hole 23 of impeller 2, is set on the left side of the pump housing 1
It is equipped with mounting cylinder 4, the left end of installation axle 6 is rotatably arranged in mounting cylinder 4 by bearing, and the right end of installation axle 6 is through the pump housing 1
Right wall and output axis connection with frequency control motor 5, frequency control motor 5 can achieve the purpose for changing vortex pump lift,
The right wall contact position of realization frequency conversion function, installation axle 6 and the pump housing 1 is provided with sealing felt collar 9, is provided on 1 right side of the pump housing close
The right end of tube sealing 11, installation axle 6 is located in seal pipe 11, and the right end of seal pipe 11 is provided with mounting plate 8, frequency conversion tune by screw
Speed motor 5 is mounted on mounting plate 8, and the output shaft of frequency control motor 5 and the contact position of mounting plate 8 are provided with sealing felt collar 9,
It is provided with sealing ring 7 in seal pipe 11, sealing felt collar 9 is provided in the inner ring of sealing ring 7, three seals defence line can improve the pump housing
1 sealability, the lower part of the pump housing 1 are provided with pedestal 3, and the cross section of pedestal 3 is in inverted " t " type, the upper end of the pump housing 1 be provided with into
Water inlet pipe 12 and outlet pipe 13 are respectively arranged at the mouth of a river 17 and water outlet 18, water inlet 17 and water outlet 18, in water inlet pipe 12
It is provided with strainer 15 and pollutant collecting tube 14, strainer 15 is oblique, the left port of pollutant collecting tube 14 and the minimum point contact of strainer 15, filter
Net 15 is used for the contamination filtrating in liquid, and the dirt filtered down is oriented in pollutant collecting tube 14, is convenient for periodic cleaning, contamination
The right end of pipe 14 is provided with cover board 16 by hinge, and cut water 10 is provided on the inner wall of the pump housing 1, and cut water 10 includes 19 He of isolation board
Contact stud 20, isolation board 19 are welded on the inner wall of the pump housing 1, and contact stud 20 is rotatably installed in the circular groove of 19 lower end of isolation board
Interior, contact stud 20 is contacted with the circular arc side of impeller 2, and contact stud 20 can greatly reduce cut water 10 and when 2 relative motion of impeller
Frictional force, for cut water 10 between water inlet 17 and water outlet 18, cut water 10 prevents water inlet 17 with water outlet 18 from direct phase
It is logical, it realizes the purpose of enclosed flow passage, improves self-priming performance.
When in use: frequency control motor 5 can achieve the purpose for changing vortex pump lift, realize frequency conversion function, cut water
10 prevent water inlet 17, from directly communicating, to realize the purpose of enclosed flow passage with water outlet 18, improve self-priming performance, strainer 15 is used
It is oriented in pollutant collecting tube 14 in by the contamination filtrating in liquid, and by the dirt filtered down, is convenient for periodic cleaning, three seals are anti-
Line can improve the sealability of the pump housing 1, and impeller plate 21 is radially gradually thinning, can be reduced more than the cavitation erosion of peripheral pump at work
Amount, improves the cavitation erosion performance of peripheral pump.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of frequency conversion hot and cold water self priming vortex pump, including the pump housing (1), impeller (2) and frequency control motor (5), feature exists
In: the impeller (2) is located in the pump housing (1), and the distance between the both ends of the surface of impeller (2) and the left and right inner wall of the pump housing (1) they are 0.1
- 0.15 millimeter of millimeter is provided with axis hole (23) at the center of impeller (2), keyway (24), leaf is provided on the inner wall of axis hole (23)
It takes turns in the axis hole (23) of (2) and is provided with installation axle (6), be provided on the left side of the pump housing (1) mounting cylinder (4), installation axle (6)
Left end is rotatably arranged in mounting cylinder (4) by bearing, the right end of installation axle (6) through the pump housing (1) right wall and with frequency conversion tune
The output axis connection of speed motor (5) is provided with seal pipe (11) on the pump housing (1) right side, and the right end of installation axle (6) is located at sealing
It manages in (11), the right end of seal pipe (11) is provided with mounting plate (8) by screw, and frequency control motor (5) is mounted on mounting plate
(8) it on, is provided with sealing ring (7) in the seal pipe (11), sealing felt collar (9), the pump housing is provided in the inner ring of sealing ring (7)
(1) lower part is provided with pedestal (3), and the cross section of pedestal (3) is in inverted " t " type, and the upper end of the pump housing (1) is provided with water inlet (17)
With water outlet (18), water inlet pipe (12) and outlet pipe (13), the pump housing (1) are respectively arranged at water inlet (17) and water outlet (18)
Inner wall on be provided with cut water (10), cut water (10) is located between water inlet (17) and water outlet (18).
2. a kind of frequency conversion hot and cold water self priming vortex pump according to claim 1, it is characterised in that: the impeller (2) includes
Impeller plate (21) is provided with axis hole (23) at the center of impeller plate (21), and the edge cross section of the impeller plate (21) is in sharp
Angle is triangular shaped, and blade (22) are provided on the edge inclined-plane of impeller plate (21).
3. a kind of frequency conversion hot and cold water self priming vortex pump according to claim 1, it is characterised in that: the cut water (10) includes
Isolation board (19) and contact stud (20), isolation board (19) are welded on the inner wall of the pump housing (1), contact stud (20) be rotatably installed in every
In circular groove from plate (19) lower end, contact stud (20) is contacted with the circular arc side of impeller (2).
4. a kind of frequency conversion hot and cold water self priming vortex pump according to claim 1, it is characterised in that: in the water inlet pipe (12)
It is provided with strainer (15) and pollutant collecting tube (14), obliquely, the left port of pollutant collecting tube (14) and strainer (15) are most for strainer (15)
Low spot contact, the right end of pollutant collecting tube (14) are provided with cover board (16) by hinge.
5. a kind of frequency conversion hot and cold water self priming vortex pump according to claim 1, it is characterised in that: the installation axle (6) with
The right wall contact position of the pump housing (1) is provided with sealing felt collar (9), the output shaft of frequency control motor (5) and the contact of mounting plate (8)
Place is provided with sealing felt collar (9).
6. a kind of frequency conversion hot and cold water self priming vortex pump according to claim 1, it is characterised in that: the number of the keyway (24)
Amount for four and angularly array on the inner wall of axis hole (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821110802.8U CN208456867U (en) | 2018-07-13 | 2018-07-13 | A kind of frequency conversion hot and cold water self priming vortex pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821110802.8U CN208456867U (en) | 2018-07-13 | 2018-07-13 | A kind of frequency conversion hot and cold water self priming vortex pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208456867U true CN208456867U (en) | 2019-02-01 |
Family
ID=65171272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821110802.8U Active CN208456867U (en) | 2018-07-13 | 2018-07-13 | A kind of frequency conversion hot and cold water self priming vortex pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208456867U (en) |
-
2018
- 2018-07-13 CN CN201821110802.8U patent/CN208456867U/en active Active
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