CN208024626U - The impeller assembly of synchronous machine drives pump - Google Patents
The impeller assembly of synchronous machine drives pump Download PDFInfo
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- CN208024626U CN208024626U CN201820469711.7U CN201820469711U CN208024626U CN 208024626 U CN208024626 U CN 208024626U CN 201820469711 U CN201820469711 U CN 201820469711U CN 208024626 U CN208024626 U CN 208024626U
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- blade
- synchronous machine
- machine drives
- hexagonal axis
- impeller
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Abstract
The utility model discloses a kind of impeller assemblies of synchronous machine drives pump：Including blade-section and wheel sections, the blade-section is the combination of blade and wheel hub, the wheel sections are the combinations of the impeller disk and dish axle set, the wheel hub includes from top to bottom No.1 axle sleeve and interior hexagonal axis, the dish axle set includes from top to bottom No. two axle sleeves, hexagonal axis, and the interior hexagonal axis is matched with hexagonal axis to circumferentially fixed；The No.1 sleeve lining is equipped with the wide annulus of protrusion, and No. two axle sleeve outer walls set No.1 locating ring, and position forms the wide annulus of indent between the No.1 locating ring and hexagonal axis upper surface；The wide annulus of protrusion coordinates with the wide annulus of indent, to axial restraint.The wide annulus of protrusion and the wide annulus of indent of the utility model cooperate, to the axially position of blade-section and wheel sections, has the advantages that firm position, even if working long hours, it will not be loosened between blade-section and wheel sections, guarantee is provided for the stable operation of pump.
Description
Technical field
The utility model is related to water purification installation technical fields, and in particular to a kind of impeller sets of synchronous machine drives pump
Part.
Background technology
Authorization Notice No. is that the patent document of CN2900878Y discloses a kind of impeller of the pump of synchronous machine drives, by leaf
Wheel disc and blade are constituted, and wherein blade is evolvent type leaf, and blade is only fixedly connected with root with the impeller disk, and blade outer end is
Free elastomer can achieve the effect that improve the mechanical efficiency of the pump of synchronous machine drives, power consumption reduction.
Above-mentioned impeller includes two parts：One part is the combination of blade, leaflet wheel disc and impeller boss, that is, is molded into
The blade-section of type；Another part is the combination of annular impeller disk and dish axle set, i.e. the impeller disc portion of injection molded.Its
In, the impeller boss of blade-section and the axle sleeve of impeller disc portion are respectively equipped with the interior hexagonal axis to match and hexagonal axis to circumferential direction
Fixed, the impeller boss of blade-section and the axle sleeve of impeller disc portion are respectively equipped with the protruding ring band to match and annular groove to axis
To fixation.Since the axial restraint of blade-section and impeller disc portion only leans on small-sized protruding ring band and annular groove real
Existing, after long-term work, the two may loosen, this can not only reduce the performance of pump, can also increase noise.
Utility model content
In order to which integrally-built stability, the utility model provide synchronous motor after the impeller assembly for improving said pump
The impeller assembly of transfer tube.
The technical solution adopted in the utility model is as follows：
A kind of impeller assembly of synchronous machine drives pump：Including blade-section and wheel sections, the blade-section is leaf
The combination of piece and wheel hub, the wheel sections are the combinations of the impeller disk and dish axle set, and the wheel hub includes from top to bottom one
Number axle sleeve and interior hexagonal axis, the dish axle set include from top to bottom No. two axle sleeves, hexagonal axis, the interior hexagonal axis and hexagonal axis phase
Cooperation is to circumferentially fixed；The No.1 sleeve lining is equipped with the wide annulus of protrusion, and No. two axle sleeve outer walls set No.1 locating ring,
Position forms the wide annulus of indent between the No.1 locating ring and hexagonal axis upper surface；The wide annulus of protrusion and the wide annulus of indent
Cooperation, to axial restraint.
The upper end of the wide annulus of protrusion is equipped with annular shoulder, and the upper surface of the annular shoulder is plane, lower face is
The cambered surface of evagination.
The periphery wall of the No.1 locating ring is the cambered surface of evagination.
Further include rotor portion, the rotor portion includes rotor block and output shaft, and the output shaft is equipped with the one of protrusion
The root of number key, the output shaft is equipped with positioning convex platform, the end of the output shaft and wheel sections No. two axle sleeves, hexagonal axis
Endoporus match with feel relieved, the dish axle set of the wheel sections further includes No. three axle sleeves, is set on the inner wall of No. three axle sleeves
There are two number keys of convex, a number key to be interacted with two number keys to transmit torque；The lower face of two number key is round and smooth
Contact surface, the round and smooth contact surface are in contact with positioning convex platform.
The inner wall lower end of No. three axle sleeves is equipped with No. two locating rings, and No. two locating rings staggeredly interlock with positioning convex platform
After position.
The round and smooth contact surface is arc surface.
The blade is involute blade and blade is only fixedly connected with root with the impeller disk, and the blade outer end is
Free elastomer.
The impeller disk is made of the ring sabot outside the shallow bid and shallow bid of a connection blade, the shallow bid and annual disk
Cut-off rule is blade and the circle drawn by the radius where the separation of the fixed part of the impeller disk and free elastomer portion.
The shallow bid is arranged on the wheel hub of blade-section, and the ring sabot is arranged on wheel sections.
The utility model has the beneficial effects that：The wide annulus of protrusion and the wide annulus of indent of the utility model cooperate, and use
With the axially position of blade-section and wheel sections, have the advantages that firm position, even if working long hours, blade-section and wheel
It will not be loosened between disc portion, guarantee is provided for the stable operation of pump.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model embodiment.
Fig. 2 is the exploded perspective view one of the utility model embodiment.
Fig. 3 is the exploded perspective view two of the utility model embodiment.
Fig. 4 is the half sectional view of the blade portions of the utility model embodiment.
Blade-section 1, blade 11, No.1 axle sleeve 12, interior hexagonal axis 13, the wide annulus 14 of protrusion, annular shoulder 15, shallow bid
16；
2, No. two axle sleeves 21 of wheel sections, hexagonal axis 22, No.1 locating ring 23, indent 24, No. three axle sleeves 25, two of wide annulus
Number key 26, round and smooth contact surface 27, No. two locating rings 28, ring sabots 29；
Rotor portion 3, rotor block 31, output shaft 32, a number key 33, positioning convex platform 34.
Specific implementation mode
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.The present embodiment is to be based on Authorization Notice No.
Product disclosed in patent document for CN2900878Y is further improved, and only describes the difference of the two herein.
In embodiment, as shown in Figure 2, Figure 4 shows, a kind of impeller assembly of synchronous machine drives pump：Including blade-section 1 and wheel
Disc portion 2, the blade-section 1 are the combinations of blade 11 and wheel hub, and the wheel sections 2 are the knots of the impeller disk and dish axle set
Zoarium, the wheel hub include from top to bottom No.1 axle sleeve 12 and interior hexagonal axis 13, and the dish axle set includes from top to bottom No. two axis
Set 21, hexagonal axis 22, the interior hexagonal axis 13 are matched with hexagonal axis 22 to circumferentially fixed；12 inner wall of No.1 axle sleeve is set
Have a wide annulus 14 of protrusion, 21 outer wall of No. two axle sleeves sets No.1 locating ring 23, the No.1 locating ring 23 on hexagonal axis 22
Position forms the wide annulus of indent 24 between end face；The wide annulus 14 of protrusion coordinates with the wide annulus 24 of indent, to axial restraint.
The wide annulus 14 of protrusion and the wide annulus 24 of indent of the present embodiment cooperate, fixed to the axial direction of blade-section 1 and wheel sections 2
Position, has the advantages that firm position, even if working long hours, will not be loosened between blade-section 1 and wheel sections 2, for pump
Stable operation provide guarantee.The wide annulus 14 of protrusion described herein and the wide annulus 24 of indent, are commonly referred to as annulus width
Girdle height more than twice.
In embodiment, as shown in Figure 4：The upper end of the wide annulus of the protrusion 14 is equipped with annular shoulder 15, the annular shoulder
The cambered surface that 15 upper surface is plane, lower face is evagination.The annular shoulder 15 of the present embodiment effectively can avoid No.1 from positioning
Ring 23 falls off from raised wide annulus 14, and the cambered surface of 15 lower face of annular shoulder is convenient for assembly.
In embodiment, as shown in Figure 2：The periphery wall of the No.1 locating ring 23 is the cambered surface of evagination.The one of the present embodiment
Number 23 structure of locating ring is convenient for assembly；In addition, No.1 locating ring 23 is located at the top of No. two axle sleeves 21, and blade-section 1 with
No.1 locating ring 23 is located inside No.1 axle sleeve 12 after the completion of wheel sections 2 assemble, good appearance.
In embodiment, as shown in Figure 3：Further include rotor portion 3, the rotor portion 3 includes rotor block 31 and output shaft
32, the output shaft 32 is equipped with a number key 33 of protrusion, and the root of the output shaft 32 is equipped with positioning convex platform 34, the output shaft
32 end is matched with the endoporus of No. two axle sleeves 21 of wheel sections 2, hexagonal axis 22 to feel relieved, the disk of the wheel sections 2
Axle sleeve further includes No. three axle sleeves 25, and the inner walls of No. three axle sleeves 25 is equipped with two number keys 26 of convex, a number key 33 with
Two number keys 26 interact to transmit torque；The lower face of two number key 26 is round and smooth contact surface 27, the round and smooth contact surface
27 are in contact with positioning convex platform 34；The round and smooth contact surface 27 is arc surface.The round and smooth contact surface 27 of the present embodiment can effectively subtract
Few wheel sections 2 frictional force when relatively rotating with rotor portion 3, prevents the stuck phenomenon being likely to occur.
The present embodiment also has following technical characteristic：The inner wall lower end of No. three axle sleeves 25 is equipped with No. two locating rings 28,
No. two locating rings 28 position after staggeredly interlocking with positioning convex platform 34.The blade 11 is involute blade and blade 11
It is only fixedly connected with the impeller disk with root, 11 outer end of the blade is free elastomer.The impeller disk is by a connection blade
Ring sabot 29 outside 11 shallow bid 16 and shallow bid 16 is constituted, and the cut-off rule of the shallow bid 16 and annual disk 28 is blade 11 and impeller
The circle drawn by radius where the separation of the fixed part of disk and free elastomer portion.The shallow bid 16 is arranged in blade part
Divide on 1 wheel hub, the ring sabot 29 is arranged on wheel sections 2.Above-mentioned technology point is on the books in CN2900878Y, this
Place repeats no more.
Obviously, above-described embodiment of the utility model is merely to illustrate that the utility model example, and is not
Restriction to the embodiment of the utility model.For those of ordinary skill in the art, on the basis of above description
On can also make other various forms of variations or variation.There is no need and unable to give poor example to all embodiments.
And these connotation changes and variations that derived from for belonging to the utility model still fall within the utility model
Protection domain.
Claims (9)
1. a kind of impeller assembly of synchronous machine drives pump, including blade-section and wheel sections, the blade-section are blades
With the combination of wheel hub, the wheel sections are the combinations of the impeller disk and dish axle set, and the wheel hub includes from top to bottom No.1
Axle sleeve and interior hexagonal axis, the dish axle set includes from top to bottom No. two axle sleeves, hexagonal axis, and the interior hexagonal axis matches with hexagonal axis
It shares with circumferentially fixed, it is characterised in that：The No.1 sleeve lining is equipped with the wide annulus of protrusion, and No. two axle sleeve outer walls set one
Number locating ring, position forms the wide annulus of indent between the No.1 locating ring and hexagonal axis upper surface；The wide annulus of protrusion with
The wide annulus cooperation of indent, to axial restraint.
2. the impeller assembly of synchronous machine drives pump according to claim 1, it is characterised in that：The wide annulus of protrusion
Upper end is equipped with annular shoulder, and the upper surface of the annular shoulder is plane, the cambered surface that lower face is evagination.
3. the impeller assembly of synchronous machine drives pump according to claim 1, it is characterised in that：The No.1 locating ring
Periphery wall is the cambered surface of evagination.
4. the impeller assembly of synchronous machine drives pump according to claim 1, further includes rotor portion, the rotor portion
Including rotor block and output shaft, the output shaft is equipped with a number key of protrusion, and the root of the output shaft is equipped with positioning convex platform, institute
The endoporus for stating the end of output shaft and No. two axle sleeves of wheel sections, hexagonal axis is matched to feel relieved, the disk of the wheel sections
Axle sleeve further includes No. three axle sleeves, and the inner wall of No. three axle sleeves is equipped with two number keys of convex, a number key and two number key phases
Interaction is to transmit torque, it is characterised in that：The lower face of two number key is round and smooth contact surface, the round and smooth contact surface with it is fixed
Position boss is in contact.
5. the impeller assembly of synchronous machine drives pump according to claim 4, it is characterised in that：No. three axle sleeves it is interior
Wall lower end is equipped with No. two locating rings, and No. two locating rings position after staggeredly interlocking with positioning convex platform.
6. the impeller assembly of synchronous machine drives pump according to claim 4, it is characterised in that：The round and smooth contact surface is
Arc surface.
7. the impeller assembly of the synchronous machine drives pump according to any one of claim 1 ~ 6, it is characterised in that：Described
Blade is involute blade and blade is only fixedly connected with root with the impeller disk, and the blade outer end is free elastomer.
8. according to the impeller assembly of the synchronous machine drives pump in claim 7, it is characterised in that：The impeller disk is connected by one
The ring sabot connect outside the shallow bid and shallow bid of blade is constituted, and the cut-off rule of the shallow bid and annual disk is that blade and the impeller disk are fixed
The circle drawn by radius where the separation of part and free elastomer portion.
9. the impeller assembly of synchronous machine drives pump according to claim 8, it is characterised in that：The shallow bid is arranged in leaf
On the wheel hub of piece part, the ring sabot is arranged on wheel sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820469711.7U CN208024626U (en) | 2018-03-30 | 2018-03-30 | The impeller assembly of synchronous machine drives pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820469711.7U CN208024626U (en) | 2018-03-30 | 2018-03-30 | The impeller assembly of synchronous machine drives pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208024626U true CN208024626U (en) | 2018-10-30 |
Family
ID=63909903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820469711.7U Active CN208024626U (en) | 2018-03-30 | 2018-03-30 | The impeller assembly of synchronous machine drives pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208024626U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021154053A1 (en) * | 2020-01-31 | 2021-08-05 | 엘지전자 주식회사 | Pump |
-
2018
- 2018-03-30 CN CN201820469711.7U patent/CN208024626U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021154053A1 (en) * | 2020-01-31 | 2021-08-05 | 엘지전자 주식회사 | Pump |
| US11913458B2 (en) | 2020-01-31 | 2024-02-27 | Lg Electronics Inc. | Pump |
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