CN203926124U - A kind of water pump blade expansion regulating mechanism - Google Patents
A kind of water pump blade expansion regulating mechanism Download PDFInfo
- Publication number
- CN203926124U CN203926124U CN201420336718.3U CN201420336718U CN203926124U CN 203926124 U CN203926124 U CN 203926124U CN 201420336718 U CN201420336718 U CN 201420336718U CN 203926124 U CN203926124 U CN 203926124U
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- China
- Prior art keywords
- water pump
- disk
- impeller body
- double
- hollow shaft
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- Expired - Lifetime
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 20
- 238000000605 extraction Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 241001582888 Lobus Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of water pump blade expansion regulating mechanism, comprise double-entry impeller body, described double-entry impeller body is provided with hollow shaft, some stator blades and the moving vane corresponding with stator blade, on described double-entry impeller body, be provided with the flexible adjusting disk of the tool being actively set on hollow shaft along the centre of stator blade, regulate the outer rim of disk to be provided with some skewed slots corresponding with stator blade number, described moving vane is actively installed on respectively on described double-entry impeller body and in the movable skewed slot that is embedded in described adjusting disk and described stator blade overlaid, on described adjusting disk, be connected with through hollow shaft and draw and make the stay cord that regulates disk to rotate.The utility model can not shut down at water pump; do not need to dismantle in the situation of rotor part yet; change water pump operation scope by regulating moving vane just can reach, thereby in the time of the actual use of water pump, change water pump operation scope according to the variation of external environment more easily.
Description
Technical field
The utility model belongs to water pump, is specifically related to a kind of water pump blade expansion regulating mechanism.
Background technique
Impeller, as the core part of water pump, has determined many performance parameters of water pump, and the geometric parameter that changes impeller can affect water pump performance, therefore, in production, is conventional method by the geometric parameter that changes impeller with the method for operation that changes water pump.At present, the method for operation that changes water pump by amendment impeller parameters has a variety of, as changed the new impeller of different size specification, or cutting impeller external diameter, strengthens impeller outer diameter, increases pumping chamber throat opening area etc.The necessary shutdown of enforcement of these methods, dismounting, machining, waste time and energy, and cost is high.
Model utility content
The purpose of this utility model is the problem existing for prior art, changes the water pump blade expansion regulating mechanism of centrifugal pump parameters of pump in the situation that a kind of can dismounting in water pump operation and being not provided.
The technical solution of the utility model is achieved in that
Water pump blade expansion regulating mechanism, comprise double-entry impeller body, described double-entry impeller body is provided with hollow shaft, some stator blades and the moving vane corresponding with stator blade, on described double-entry impeller body, be provided with the flexible adjusting disk of the tool being actively set on hollow shaft along the centre of stator blade, regulate the outer rim of disk to be provided with some skewed slots corresponding with stator blade number, described moving vane is actively installed on respectively on described double-entry impeller body and in the movable skewed slot that is embedded in described adjusting disk and described stator blade overlaid, on described adjusting disk, be connected with through hollow shaft and draw and make the stay cord that regulates disk to rotate.
Described moving vane is divided into two-part, and these two-part connect by attachment portion and are embedded in the skewed slot of described adjusting disk, and these two-part match with the guide and limit groove being located on double-entry impeller body respectively by the slide block that is located at sidepiece.
The middle part of described hollow shaft is circumferentially evenly provided with wire rope guide holder, on wire rope guide holder, being radially provided with pilot hole communicates with hollow shaft, on wire rope guide holder, be provided with by fixing spring seat and movable spring seat the return spring that regulates disk, return spring contacts with regulating disk by movable spring seat.
Extraction location and its link position on adjusting disk of described stay cord on wire rope guide holder has angle.
Between described adjusting disk and double-entry impeller body, be provided with seal ring.
The beneficial effects of the utility model:
The utility model can not shut down at water pump; do not need to dismantle in the situation of rotor part yet; change water pump operation scope by regulating moving vane just can reach, thereby in the time of the actual use of water pump, change water pump operation scope according to the variation of external environment more easily.
Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is sectional drawing of the present utility model.
Fig. 3 is the schematic diagram of the utility model shaft.
Fig. 4 is the schematic diagram that in the utility model, moving vane matches with stator blade.
Fig. 5 is the scheme of installation that regulates disk in the utility model.
Fig. 6 is the schematic diagram of wire rope guide holder in the utility model.
Fig. 7 is working principle schematic diagram of the present utility model.
Embodiment
See Fig. 1-6, water pump blade expansion regulating mechanism, comprise double-entry impeller body A, double-entry impeller body A is by lobus sinister wheel 1 and 2 two part combinations of lobus dexter wheel, and establish rotating shaft 8 and some blades, be provided with the adjusting disk 3 being actively set in rotating shaft 8 in the centre of left and right impeller 1,2 combinations, regulate between disk 3 and left and right impeller 1,2 and be provided with seal ring 11, regulate the outer rim of disk 3 to be provided with some skewed slots 4, the inner side of left and right impeller 1,2 and the corresponding guide and limit groove 7 that is respectively equipped with inclination of skewed slot 4 that regulates disk 3; Described blade comprises stator blade 6 and moving vane 5, and stator blade 6 is positioned at guide and limit groove 7 sides that regulate the both sides of disk 3 to be separately fixed at left and right impeller 1,2 in pairs; Moving vane 5 is divided into two-part, two-part connect by attachment portion 501 and are embedded in the skewed slot 4 of described adjusting disk 3 overlappingly with stator blade 6, and moving vane 5 is matched and can slide up and down along stator blade 6 surfaces with the guide and limit groove 7 of left and right impeller 1,2 respectively by the slide block 502 that is located at its both sides; The middle part of described rotating shaft 8 is circumferentially evenly provided with three wire rope guide holders 12, on wire rope guide holder 12, be radially provided with pilot hole 13, one end of rotating shaft 8 to wire rope guide holder 12 is provided with axis hole 9 and communicates with the pilot hole 13 of wire rope guide holder 12, on wire rope guide holder 12, be provided with by fixing spring seat 15 and movable spring seat 17 return spring 16 that regulates disk 3, movable spring seat 17 contacts with regulating disk 3 by return spring 16; Wire rope 10 one end are connected with regulating disk 3 by connecting head 14, the other end is drawn from the axis hole 9 of rotating shaft 8 through the pilot hole 13 of wire rope guide holder 12, the connecting head 14 of wire rope 10, to regulating the line of disk 3 center of circle O and the pilot hole 13 of wire rope guide holder 12 to the α (referring to Fig. 6) that has angle between the line of adjusting disk 3 center of circle O, regulates disk 3 to rotate by pulling wire rope 10 to drive.
Working principle:
See Fig. 7, when pump working, double-entry impeller body A, regulate disk 3 to rotate with rotating shaft 8, when need to regulate on double-entry impeller body A moving vane 5 time, can pull wire rope 10 by the controlling mechanism (not shown) that is located at rotating shaft 8 one end, drive the effect that regulates disk 3 to overcome return spring 16 to rotate, regulate disk 3 in rotation process, skewed slot 7 on it forces moving vane 5 to inside contract, while loosening wire rope 10, regulate disk 3 under the effect of return spring 16, reverse and force moving vane 5 overhanging, so just can reach by regulating moving vane 5 to change the object of water pump operation state.
Claims (5)
1. a water pump blade expansion regulating mechanism, comprise double-entry impeller body, it is characterized in that described double-entry impeller body is provided with hollow shaft, some stator blades and the moving vane corresponding with stator blade, on described double-entry impeller body, be provided with the flexible adjusting disk of the tool being actively set on hollow shaft along the centre of stator blade, regulate the outer rim of disk to be provided with some skewed slots corresponding with stator blade number, described moving vane is actively installed on respectively on described double-entry impeller body and in the movable skewed slot that is embedded in described adjusting disk and described stator blade overlaid, on described adjusting disk, be connected with through hollow shaft and draw and make the stay cord that regulates disk to rotate.
2. water pump blade expansion regulating mechanism according to claim 1, it is characterized in that described moving vane is divided into two-part, these two-part connect by attachment portion and are embedded in the skewed slot of described adjusting disk, and these two-part match with the guide and limit groove being located on double-entry impeller body respectively by the slide block that is located at sidepiece.
3. water pump blade expansion regulating mechanism according to claim 1 and 2, the middle part that it is characterized in that described hollow shaft is circumferentially evenly provided with wire rope guide holder, on wire rope guide holder, being radially provided with pilot hole communicates with hollow shaft, on wire rope guide holder, be provided with by fixing spring seat and movable spring seat the return spring that regulates disk, return spring contacts with regulating disk by movable spring seat.
4. water pump blade expansion regulating mechanism according to claim 3, is characterized in that extraction location and its link position on adjusting disk of described stay cord on wire rope guide holder has angle.
5. water pump blade expansion regulating mechanism according to claim 4, is characterized in that being provided with seal ring between described adjusting disk and double-entry impeller body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420336718.3U CN203926124U (en) | 2014-06-24 | 2014-06-24 | A kind of water pump blade expansion regulating mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420336718.3U CN203926124U (en) | 2014-06-24 | 2014-06-24 | A kind of water pump blade expansion regulating mechanism |
Publications (1)
Publication Number | Publication Date |
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CN203926124U true CN203926124U (en) | 2014-11-05 |
Family
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Family Applications (1)
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CN201420336718.3U Expired - Lifetime CN203926124U (en) | 2014-06-24 | 2014-06-24 | A kind of water pump blade expansion regulating mechanism |
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CN (1) | CN203926124U (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109372759A (en) * | 2018-11-15 | 2019-02-22 | 攀枝花鑫华节能技术服务有限公司 | A kind of pump motor energy saver |
CN109555708A (en) * | 2018-11-15 | 2019-04-02 | 攀枝花鑫华节能技术服务有限公司 | A kind of energy-saving water pump motor |
CN110319022A (en) * | 2019-06-06 | 2019-10-11 | 浙江理工大学 | The adjustable experiment test device in centrifugal pump front and rear cover plate gap |
CN111894893A (en) * | 2020-08-07 | 2020-11-06 | 台州万利电机泵业有限公司 | Water pump impeller |
CN112892891A (en) * | 2021-03-03 | 2021-06-04 | 武汉伯瑞恒医药科技有限公司 | Centrifugal device for extracting anti-leukemia active molecules and intermediates |
-
2014
- 2014-06-24 CN CN201420336718.3U patent/CN203926124U/en not_active Expired - Lifetime
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109372759A (en) * | 2018-11-15 | 2019-02-22 | 攀枝花鑫华节能技术服务有限公司 | A kind of pump motor energy saver |
CN109555708A (en) * | 2018-11-15 | 2019-04-02 | 攀枝花鑫华节能技术服务有限公司 | A kind of energy-saving water pump motor |
CN110319022A (en) * | 2019-06-06 | 2019-10-11 | 浙江理工大学 | The adjustable experiment test device in centrifugal pump front and rear cover plate gap |
CN111894893A (en) * | 2020-08-07 | 2020-11-06 | 台州万利电机泵业有限公司 | Water pump impeller |
CN111894893B (en) * | 2020-08-07 | 2021-09-03 | 叶程军 | Water pump impeller |
CN112892891A (en) * | 2021-03-03 | 2021-06-04 | 武汉伯瑞恒医药科技有限公司 | Centrifugal device for extracting anti-leukemia active molecules and intermediates |
CN112892891B (en) * | 2021-03-03 | 2022-12-06 | 武汉伯瑞恒医药科技有限公司 | Centrifugal device for extracting anti-leukemia active molecules and intermediates |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20141105 |