CN220185445U - Backflow-preventing axial flow pump assembly - Google Patents
Backflow-preventing axial flow pump assembly Download PDFInfo
- Publication number
- CN220185445U CN220185445U CN202320756273.3U CN202320756273U CN220185445U CN 220185445 U CN220185445 U CN 220185445U CN 202320756273 U CN202320756273 U CN 202320756273U CN 220185445 U CN220185445 U CN 220185445U
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- flow pump
- axial
- wall
- axial flow
- shell
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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 230000002265 prevention Effects 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 description 8
- 230000004888 barrier function Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an anti-backflow axial flow pump assembly in the technical field of axial flow pumps, which comprises an axial flow pump shell, wherein a driving shell is arranged on the outer side wall of the axial flow pump shell, a driving motor is arranged at the inner top of the driving shell, a rotating shaft is arranged at the output end of the driving motor in a connecting manner, an impeller is arranged in the axial flow pump shell, one end of the rotating shaft penetrates through the inner bottom of the driving shell and the outer side wall of the axial flow pump shell to be connected with the top of the impeller, a filter screen is arranged below the inner wall of the axial flow pump shell, and an anti-backflow mechanism is arranged above the inner wall of the axial flow pump shell.
Description
Technical Field
The utility model relates to the technical field of axial flow pumps, in particular to a backflow-preventing axial flow pump assembly.
Background
The axial flow pump relies on the pump that the effort that rotatory impeller's blade produced to liquid made liquid follow axis direction carry, because axial flow pump often uses in the river course to carry water, because there is a large amount of sand and stones in the aquatic in the river course, so current axial flow pump all is provided with the filter screen and blocks the sand and stones, but the filter screen also needs the periodic cleaning, just need axial flow pump shut down when the clearance, water in the axial flow pump shell can flow backwards when axial flow pump shut down, influence the maintenance work to the filter screen, therefore, need an anti-backflow axial flow pump assembly.
Disclosure of Invention
The utility model aims to provide an anti-backflow axial flow pump assembly, which solves the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an prevent axial-flow pump subassembly, includes axial-flow pump shell, axial-flow pump shell lateral wall is equipped with the drive shell, the top is equipped with driving motor in the drive shell, the driving motor output is connected and is equipped with the pivot, be equipped with the impeller in the axial-flow pump shell, bottom and axial-flow pump shell lateral wall are connected with the impeller top in the drive shell is run through to pivot one end, axial-flow pump shell inner wall below is equipped with the filter screen, axial-flow pump shell inner wall top is equipped with prevents backflow mechanism, prevent backflow mechanism includes the barrier plate that axial-flow pump shell inner wall top was equipped with, the delivery port has been seted up to barrier plate left side wall, the barrier plate left side is equipped with the sealing plug with delivery port assorted, the sealing plug left side wall is equipped with the connecting plate, the connecting plate right side wall is equipped with two sets of slide bars, and two sets of slide bars one end all run through barrier plate left side wall and are connected with the stopper that is equipped with in the axial-flow pump shell, and two sets of slide bar outer walls all cup joint has the spring.
Furthermore, the water outlet and the sealing plug are both arranged in a truncated cone shape.
Further, one end of the spring is connected with the right side wall of the blocking plate, and the other end of the spring is connected with the left side wall of the limiting block.
Further, the through hole is formed in the inner wall of the axial flow pump shell, the bearing is sleeved on the outer wall of the rotating shaft, and the bearing is matched with the inner wall of the through hole.
Further, the outer side wall of the sealing plug is provided with a sealing ring matched with the water outlet.
Compared with the prior art, the utility model has the beneficial effects that: the utility model discloses can solve the problem that the water in the axial pump shell can flow backwards (have the mode of preventing flowing backwards see theory of operation) when axial pump shut down under the cooperation of preventing backflow mechanism to can make things convenient for the staff to maintain axial pump's filter screen.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the utility model A.
In the figure: 1. an axial flow pump housing; 2. a filter screen; 3. an impeller; 4. a rotating shaft; 5. a driving case; 6. a driving motor; 7. a backflow prevention mechanism; 70. a blocking plate; 71. a water outlet; 72. a sealing plug; 73. a connecting plate; 74. a limiting block; 75. a spring; 76. and a slide bar.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides an anti-backflow axial flow pump assembly, including axial flow pump housing 1, axial flow pump housing 1 lateral wall is equipped with drive shell 5, top is equipped with driving motor 6 in the drive shell 5, driving motor 6 output is connected and is equipped with pivot 4, be equipped with impeller 3 in the axial flow pump housing 1, pivot 4 one end runs through bottom in the drive shell 5 and axial flow pump housing 1 lateral wall is connected with impeller 3 top, driving motor 6 drives pivot 4 and rotates, pivot 4 drives impeller 3 and rotates, thereby can carry liquid, the through-hole has been seted up to axial flow pump housing 1 inner wall, the installation is cup jointed to pivot 4 outer wall is equipped with the bearing, the bearing is with through-hole inner wall phase-match, make pivot 4 rotate more stably under the effect of bearing, axial flow pump housing 1 inner wall below is equipped with filter screen 2, can block debris in the liquid under the effect of filter screen 2, axial flow pump housing 1 inner wall top is equipped with anti-backflow mechanism 7, the backflow preventing mechanism 7 comprises a baffle plate 70 arranged above the inner wall of the axial flow pump housing 1 under the action of the backflow preventing mechanism 7, the radius of the outer wall of the baffle plate 70 is the same as that of the inner wall of the axial flow pump housing 1, a water outlet 71 is formed in the left side wall of the baffle plate 70, a sealing plug 72 matched with the water outlet 71 is arranged on the left side of the baffle plate 70, the water outlet 71 and the sealing plug 72 are all in a round table shape, a sealing ring matched with the water outlet 71 is arranged on the outer side wall of the sealing plug 72, a connecting plate 73 is arranged on the left side wall of the sealing plug 72, two groups of sliding rods 76 are arranged on the right side wall of the connecting plate 73, one ends of the two groups of sliding rods 76 penetrate through the left side wall of the baffle plate 70 and are connected with a limiting block 74 arranged in the axial flow pump housing 1, springs 75 are sleeved on the outer walls of the two groups of sliding rods 76, one ends of the springs 75 are connected with the right side wall of the baffle plate 70, the other end of the spring 75 is connected with the left side wall of the limiting block 74.
Working principle: the driving motor 6 drives the rotating shaft 4 to rotate, the rotating shaft 4 drives the impeller 3 to rotate, so that liquid can be conveyed, the sealing plug 72 can be impacted due to the impact force of the liquid, the sealing plug 72 drives the connecting plate 73 to move, the connecting plate 73 drives the sliding rod 76 to move, the sliding rod 76 drives the limiting block 74 to move, the limiting block 74 can extrude the spring 75, the sealing plug 72 is separated from the water outlet 71, the liquid can be discharged from the water outlet 71, sundries in the liquid can be blocked under the action of the filter screen 2, when the filter screen 2 needs to be maintained and cleaned, the axial flow pump needs to be stopped, and the sealing plug 72 is driven to reset under the action of the elastic force of the spring 75, so that the sealing plug 72 can seal the water outlet 71, and water backflow can be avoided.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an prevent axial-flow pump subassembly, includes axial-flow pump housing (1), axial-flow pump housing (1) lateral wall is equipped with drive shell (5), top is equipped with driving motor (6) in drive shell (5), driving motor (6) output connection is equipped with pivot (4), be equipped with impeller (3) in axial-flow pump housing (1), bottom and axial-flow pump housing (1) lateral wall are connected with impeller (3) top in bottom in pivot (4) one end runs through drive shell (5), its characterized in that: the utility model discloses a motor pump, including axial pump shell (1), axial pump shell (1) inner wall below is equipped with filter screen (2), axial pump shell (1) inner wall top is equipped with prevents backflow mechanism (7), prevent backflow mechanism (7) including baffle (70) that axial pump shell (1) inner wall top was equipped with, delivery port (71) have been seted up to baffle (70) left side wall, baffle (70) left side be equipped with delivery port (71) assorted sealing plug (72), sealing plug (72) left side wall is equipped with connecting plate (73), connecting plate (73) right side wall is equipped with two sets of slide bars (76), and two sets of slide bars (76) one end all runs through stopper (74) that are equipped with in baffle (70) left side wall and axial pump shell (1), and two sets of slide bars (76) outer wall all cup joint and are equipped with spring (75).
2. A backflow prevention axial flow pump assembly in accordance with claim 1, wherein: the water outlet (71) and the sealing plug (72) are both arranged in a truncated cone shape.
3. A backflow prevention axial flow pump assembly in accordance with claim 1, wherein: one end of the spring (75) is connected with the right side wall of the blocking plate (70), and the other end of the spring (75) is connected with the left side wall of the limiting block (74).
4. A backflow prevention axial flow pump assembly in accordance with claim 1, wherein: the axial flow pump is characterized in that a through hole is formed in the inner wall of the axial flow pump housing (1), a bearing is sleeved on the outer wall of the rotating shaft (4), and the bearing is matched with the inner wall of the through hole.
5. A backflow prevention axial flow pump assembly in accordance with claim 1, wherein: and a sealing ring matched with the water outlet (71) is arranged on the outer side wall of the sealing plug (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320756273.3U CN220185445U (en) | 2023-04-07 | 2023-04-07 | Backflow-preventing axial flow pump assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320756273.3U CN220185445U (en) | 2023-04-07 | 2023-04-07 | Backflow-preventing axial flow pump assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220185445U true CN220185445U (en) | 2023-12-15 |
Family
ID=89104788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320756273.3U Active CN220185445U (en) | 2023-04-07 | 2023-04-07 | Backflow-preventing axial flow pump assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220185445U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117722365A (en) * | 2024-02-18 | 2024-03-19 | 江苏江进泵业有限公司 | Vertical axial flow pump with magnetic attraction stabilizing function |
-
2023
- 2023-04-07 CN CN202320756273.3U patent/CN220185445U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117722365A (en) * | 2024-02-18 | 2024-03-19 | 江苏江进泵业有限公司 | Vertical axial flow pump with magnetic attraction stabilizing function |
| CN117722365B (en) * | 2024-02-18 | 2024-05-10 | 江苏江进泵业有限公司 | Vertical axial flow pump with magnetic attraction stabilizing function |
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