CN114109843A - Bidirectional tubular pump with adjustable front guide vane - Google Patents
Bidirectional tubular pump with adjustable front guide vane Download PDFInfo
- Publication number
- CN114109843A CN114109843A CN202111539568.7A CN202111539568A CN114109843A CN 114109843 A CN114109843 A CN 114109843A CN 202111539568 A CN202111539568 A CN 202111539568A CN 114109843 A CN114109843 A CN 114109843A
- Authority
- CN
- China
- Prior art keywords
- tubular pump
- guide vanes
- guide vane
- front guide
- water outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 210000004907 gland Anatomy 0.000 claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D5/00—Pumps with circumferential or transverse flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/043—Shafts
- F04D29/044—Arrangements for joining or assembling shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/086—Sealings especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/106—Shaft sealings especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
- F04D29/466—Fluid-guiding means, e.g. diffusers adjustable especially adapted for liquid fluid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a bidirectional tubular pump with adjustable front guide vanes, which comprises a tubular pump body, wherein a water suction chamber and a water outlet chamber are arranged in the tubular pump body, an impeller assembly is arranged between the water suction chamber and the water outlet chamber, and guide vane adjusting mechanisms for adjusting the rotation angle of guide vanes are arranged on the water suction chamber and the water outlet chamber; the joint has spacing locking gland in stator adjustment mechanism's the rotation backup pad, spacing locking gland keeps away from the spacing adjustment handle cover that rotation backup pad one side set up and locates in the pivot. According to the invention, the guide vane adjusting mechanisms are arranged on the water suction chamber and the water outlet chamber, and the guide vanes can rotate for a certain angle under the driving of the limiting adjusting handle, so that different drainage and drainage working conditions are adapted, the same tubular pump can achieve the optimal efficiency in drainage and drainage, the stable operation range and the efficient operation area of the traditional tubular pump are widened by adjusting the guide vane angle, and the actual operation working condition of the tubular pump is improved.
Description
Technical Field
The invention relates to the technical field of a tubular pump, in particular to a bidirectional tubular pump with adjustable front guide vanes.
Background
The tubular pump is widely applied to production and life, and especially plays a great role in drainage, irrigation, long-distance water supply and the like. With the continuous promotion of the urbanization process, new requirements for the tubular pump appear in some places, namely, the requirements for meeting emergency rescue and waterlogging elimination in the inland river in the rainy season and water shortage season are met, and water is drawn from the inland river to guarantee the lowest water level of the inland river. However, the existing same tubular pump is difficult to achieve higher efficiency under the working conditions of drainage and waterlogging.
Disclosure of Invention
The invention aims to provide a bidirectional tubular pump with adjustable front guide vanes, which solves the following technical problems: (1) the same through-flow pump is difficult to realize the higher efficiency under the working conditions of drainage and drainage.
The purpose of the invention can be realized by the following technical scheme:
a bidirectional tubular pump with adjustable front guide vanes comprises a tubular pump body, wherein a water suction chamber and a water outlet chamber are arranged in the tubular pump body, an impeller assembly is arranged between the water suction chamber and the water outlet chamber, and a plurality of guide vane adjusting mechanisms used for adjusting the rotation angle of the guide vanes are arranged on the water suction chamber and the water outlet chamber; the joint has spacing locking gland in stator adjustment mechanism's the rotation backup pad, spacing locking gland keeps away from the spacing adjustment handle cover that rotation backup pad one side set up and locates in the pivot, go up the pivot run through spacing locking gland and rotate the backup pad and with stator one side fixed connection, the stator is kept away from pivot one side fixed mounting and is had the lower pivot, the pivot sets up on the rotation support subassembly down.
As a further scheme of the invention, the rotary support assembly comprises a rotary washer, a copper sleeve arranged at the bottom of the rotary washer is rotatably arranged in the tubular pump body, and the rotary washer and the copper sleeve are both sleeved on the lower rotary shaft.
As a further scheme of the invention, the upper rotating shaft is rotatably arranged on the limiting locking gland and the rotating support plate.
As a further scheme of the invention, the rotating support plate is fixedly arranged at the top of the upper fixing base through a second locking bolt, the upper fixing base is fixedly arranged on the tubular pump body, and the limiting locking gland is fixedly arranged at the top of the rotating support plate through a first locking bolt.
As a further scheme of the invention, a locking washer is arranged between the rotating support plate and the limiting locking gland.
As a further scheme of the invention, a sealing element arranged in a groove at the bottom of the rotating support plate is sleeved on the upper rotating shaft, and the sealing element is framework sealing.
The invention has the beneficial effects that:
according to the bidirectional tubular pump with the front guide vane adjustable, the guide vane adjusting mechanisms are arranged on the water suction chamber and the water outlet chamber, the guide vane can rotate for a certain angle under the driving of the limiting adjusting handle, so that different drainage and drainage working conditions are adapted, the same tubular pump can achieve the best efficiency in drainage and drainage, the stable operation range and the efficient operation area of the traditional tubular pump are widened by adjusting the guide vane angle, and the actual operation working condition of the tubular pump is improved.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of a bidirectional through-flow pump with adjustable front guide vanes;
FIG. 2 is a schematic structural view of the guide vane adjusting mechanism of the present invention;
fig. 3 is a schematic structural view of the rotary support assembly of the present invention.
In the figure: 1. a tubular pump body; 2. a guide vane adjusting mechanism; 3. an impeller assembly; 41. a water suction chamber; 42. a water outlet chamber; 5. an upper rotating shaft; 6. a limiting adjusting handle; 7. locking the nut; 8. limiting and locking the gland; 9. a lock washer; 10. rotating the support plate; 110. a first locking bolt; 111. a second locking bolt; 12. an upper fixed base; 13. a seal member; 14. a guide vane; 15. a lower rotating shaft; 16. a rotation support assembly; 17. rotating the washer; 18. and (4) a copper sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the invention is a bidirectional tubular pump with adjustable front guide vanes, which comprises a tubular pump body 1, wherein a water suction chamber 41 and a water outlet chamber 42 are arranged in the tubular pump body 1, an impeller assembly 3 is arranged between the water suction chamber 41 and the water outlet chamber 42, a plurality of guide vane adjusting mechanisms 2 for adjusting the rotation angle of guide vanes 14 are arranged on the water suction chamber 41 and the water outlet chamber 42, and the guide vane adjusting mechanisms 2 are arranged on the tubular pump body 1 in an equal radian;
referring to fig. 2, the guide vane adjusting mechanism 2 includes a rotating support plate 10, a limiting locking gland 8 is clamped on the rotating support plate 10, a locking washer 9 is arranged between the rotating support plate 10 and the limiting locking gland 8, and a limiting adjusting handle 6 is arranged on one side of the limiting locking gland 8 far away from the rotating support plate 10; when in use, the limit adjusting handle 6 can be rotated by loosening the first locking bolt 110 on the limit locking gland 8; the limiting adjusting handle 6 is sleeved on the upper rotating shaft 5, the upper rotating shaft 5 is in threaded connection with a locking nut 7, the limiting adjusting handle 6 is fixed on the upper rotating shaft 5 through the locking nut 7, the upper rotating shaft 5 penetrates through a limiting locking gland 8 and a rotating support plate 10 and is fixedly connected with one side of the guide vane 14, the upper rotating shaft 5 is rotatably installed on the limiting locking gland 8 and the rotating support plate 10, the rotating support plate 10 is arranged on an upper fixing base 12, the rotating support plate 10 is fixedly installed at the top of the upper fixing base 12 through a second locking bolt 111, the upper fixing base 12 is fixedly installed on the tubular pump body 1, a lower rotating shaft 15 is fixedly installed on one side, away from the upper rotating shaft 5, of the guide vane 14, and the lower rotating shaft 15 is arranged on a rotating support component 16; the limiting locking gland 8 is fixedly arranged at the top of the rotating support plate 10 through a first locking bolt 110; a sealing element 13 is arranged in a groove at the bottom of the rotary supporting plate 10, the sealing element 13 is sleeved on the upper rotating shaft 5, the sealing element 13 is framework sealing, and the sealing element 13 is used for preventing fluid in the tubular pump body 1 from leaking out through a gap between the upper rotating shaft 5 and the rotary supporting plate 10.
Referring to fig. 3, the rotation support assembly 16 includes a rotation washer 17, a copper sleeve 18 is disposed at the bottom of the rotation washer 17, the copper sleeve 18 is rotatably disposed in the tubular pump body 1, the rotation washer 17 and the copper sleeve 18 are both sleeved on the lower rotating shaft 15, and the rotation washer 17 and the copper sleeve 18 are disposed to reduce the rotation friction resistance when the lower rotating shaft 15 rotates.
Referring to fig. 1 to 3, the operation process of the bidirectional through-flow pump with adjustable front guide vanes of the present embodiment is as follows:
under the drainage working condition: loosening the upper rotating shaft 5 and the locking washer 9 by loosening the limiting locking gland 8 in the guide vane adjusting mechanism 2 at the end of the water suction chamber 41, rotating the limiting adjusting handle 6 to enable the guide vane 14 to be at the optimal efficiency point of the water diversion working condition, wherein the rotating angle of the guide vane 14 is 10-15 degrees, then screwing the first locking bolt 110, enabling the limiting locking gland 8, the locking washer 9 and the upper rotating shaft 5 to be pressed tightly, and locking the guide vane 14; meanwhile, the angle position of the guide vane 14 at the end of the water outlet chamber 42 is adjusted to 0 degree according to the method, namely the guide vane 14 is flush with the water flow direction;
and (3) under the drainage working condition: loosening the upper rotating shaft 5 and the locking washer 9 by loosening the limiting locking gland 8 in the guide vane adjusting mechanism 2 at the end 42 of the water outlet chamber, rotating the limiting adjusting handle 6 to enable the guide vane 14 to be at the optimum efficiency point under the waterlogging draining working condition, wherein the rotating angle of the guide vane 14 is 15-20 degrees, then screwing the first locking bolt 110, enabling the limiting locking gland 8, the locking washer 9 and the upper rotating shaft 5 to be pressed tightly, and locking the guide vane 14; meanwhile, the angle position of the guide vane 14 at the end of the water suction chamber 41 is adjusted to 0 degree according to the method, namely the guide vane 14 is flush with the water flow direction.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (6)
1. A bidirectional tubular pump with adjustable front guide vanes comprises a tubular pump body (1), and is characterized in that a water suction chamber (41) and a water outlet chamber (42) are arranged in the tubular pump body (1), a impeller assembly (3) is arranged between the water suction chamber (41) and the water outlet chamber (42), and a plurality of guide vane adjusting mechanisms (2) used for adjusting the rotating angle of guide vanes (14) are arranged on the water suction chamber (41) and the water outlet chamber (42); the joint has spacing locking gland (8) on rotation backup pad (10) of stator adjustment mechanism (2), spacing locking gland (8) are kept away from and are rotated spacing adjustment handle (6) cover that backup pad (10) one side set up and locate on pivot (5), go up pivot (5) and run through spacing locking gland (8) and rotate backup pad (10) and with stator (14) one side fixed connection, stator (14) are kept away from and are gone up pivot (5) one side fixed mounting and have lower pivot (15), pivot (15) set up on rotatory supporting component (16) down.
2. The bidirectional tubular pump with the adjustable front guide vanes as recited in claim 1, wherein the rotary support assembly (16) comprises a rotary washer (17), a copper sleeve (18) disposed at the bottom of the rotary washer (17) is rotatably disposed in the tubular pump body (1), and the rotary washer (17) and the copper sleeve (18) are both sleeved on the lower rotating shaft (15).
3. The bidirectional tubular pump with the adjustable front guide vanes as claimed in claim 1, wherein the upper rotating shaft (5) is rotatably mounted on a limit lock gland (8) and a rotating support plate (10).
4. The bidirectional tubular pump with the adjustable front guide vanes as claimed in claim 1, wherein the rotary support plate (10) is fixedly mounted on the top of the upper fixing base (12) through the second locking bolt (111), the upper fixing base (12) is fixedly mounted on the tubular pump body (1), and the limit locking gland (8) is fixedly mounted on the top of the rotary support plate (10) through the first locking bolt (110).
5. The bidirectional tubular pump with the adjustable front guide vanes as claimed in claim 1, characterized in that a locking washer (9) is arranged between the rotary support plate (10) and the limit locking gland (8).
6. The bidirectional tubular pump with the adjustable front guide vanes as claimed in claim 1, wherein a sealing member (13) arranged in a groove at the bottom of the rotary support plate (10) is sleeved on the upper rotary shaft (5), and the sealing member (13) is a skeleton seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111539568.7A CN114109843A (en) | 2021-12-15 | 2021-12-15 | Bidirectional tubular pump with adjustable front guide vane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111539568.7A CN114109843A (en) | 2021-12-15 | 2021-12-15 | Bidirectional tubular pump with adjustable front guide vane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114109843A true CN114109843A (en) | 2022-03-01 |
Family
ID=80364874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111539568.7A Pending CN114109843A (en) | 2021-12-15 | 2021-12-15 | Bidirectional tubular pump with adjustable front guide vane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114109843A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE959126C (en) * | 1953-11-19 | 1957-02-28 | Krantz H Fa | Axial fan with diffuser |
| US3538579A (en) * | 1967-02-10 | 1970-11-10 | Sulzer Ag | Mounting fixture for assembling a plural-stage axial compressor |
| US5269649A (en) * | 1991-05-24 | 1993-12-14 | Halberg Maschinenbau Gmbh | Pre-rotational swirl controller for rotary pumps |
| DE69203705T2 (en) * | 1991-12-11 | 1996-03-21 | Snecma | Stator for introducing air inside a turbomachine and method for mounting a blade of this stator. |
| CN1554872A (en) * | 2003-12-25 | 2004-12-15 | 华中科技大学 | Two-way through flow/axial flow pump |
| CN201810589U (en) * | 2010-10-14 | 2011-04-27 | 张仁田 | Tubular pump with movable guide vane at impeller entrance |
| CN203978913U (en) * | 2014-07-11 | 2014-12-03 | 扬州大学 | A kind of improved two-way through-flow pump |
| CN111503059A (en) * | 2020-04-10 | 2020-08-07 | 上海交通大学 | Inlet airflow pulsation adjusting device of centrifugal compressor |
| CN111664110A (en) * | 2020-05-25 | 2020-09-15 | 中科澳能(北京)节能技术有限公司 | Compressor inlet guide vane adjusting mechanism and control method thereof |
| CN113623273A (en) * | 2021-08-19 | 2021-11-09 | 鑫磊压缩机股份有限公司 | Guide vane regulator structure capable of being installed quickly in place |
-
2021
- 2021-12-15 CN CN202111539568.7A patent/CN114109843A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE959126C (en) * | 1953-11-19 | 1957-02-28 | Krantz H Fa | Axial fan with diffuser |
| US3538579A (en) * | 1967-02-10 | 1970-11-10 | Sulzer Ag | Mounting fixture for assembling a plural-stage axial compressor |
| US5269649A (en) * | 1991-05-24 | 1993-12-14 | Halberg Maschinenbau Gmbh | Pre-rotational swirl controller for rotary pumps |
| DE69203705T2 (en) * | 1991-12-11 | 1996-03-21 | Snecma | Stator for introducing air inside a turbomachine and method for mounting a blade of this stator. |
| CN1554872A (en) * | 2003-12-25 | 2004-12-15 | 华中科技大学 | Two-way through flow/axial flow pump |
| CN201810589U (en) * | 2010-10-14 | 2011-04-27 | 张仁田 | Tubular pump with movable guide vane at impeller entrance |
| CN203978913U (en) * | 2014-07-11 | 2014-12-03 | 扬州大学 | A kind of improved two-way through-flow pump |
| CN111503059A (en) * | 2020-04-10 | 2020-08-07 | 上海交通大学 | Inlet airflow pulsation adjusting device of centrifugal compressor |
| CN111664110A (en) * | 2020-05-25 | 2020-09-15 | 中科澳能(北京)节能技术有限公司 | Compressor inlet guide vane adjusting mechanism and control method thereof |
| CN113623273A (en) * | 2021-08-19 | 2021-11-09 | 鑫磊压缩机股份有限公司 | Guide vane regulator structure capable of being installed quickly in place |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220301 |
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| RJ01 | Rejection of invention patent application after publication |