CN216343079U - Anti-clogging back-flushing device for submerged sewage pump - Google Patents
Anti-clogging back-flushing device for submerged sewage pump Download PDFInfo
- Publication number
- CN216343079U CN216343079U CN202122747767.9U CN202122747767U CN216343079U CN 216343079 U CN216343079 U CN 216343079U CN 202122747767 U CN202122747767 U CN 202122747767U CN 216343079 U CN216343079 U CN 216343079U
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- Prior art keywords
- shell
- grid
- wall
- sewage pump
- rod
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- Expired - Fee Related
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- 239000010865 sewage Substances 0.000 title claims abstract description 51
- 238000011010 flushing procedure Methods 0.000 title description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000003756 stirring Methods 0.000 claims abstract description 18
- 238000004891 communication Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 238000005507 spraying Methods 0.000 claims abstract description 7
- 239000007921 spray Substances 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 26
- 238000011001 backwashing Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 5
- 238000005086 pumping Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an anti-clogging backwashing device for a submerged sewage pump, which comprises a water spraying plate, a shell, a grid, a fixing frame and a stirring rod, wherein a communication port is formed in the middle position of the inner wall of the bottom end of the shell, a sealing shell is arranged on the upper surface of the shell, supporting legs are welded on the outer wall of the water spraying plate and are fixed on the inner wall of the shell through bolts, the outer wall of the grid is fixed on the middle position of the inner wall of the shell through bolts, a threaded rod is rotatably arranged on the grid, an H-shaped rod is arranged at the bottom end of the threaded rod in a threaded manner, the outer wall of the H-shaped rod is in mutual contact with the surface of the grid, a rotating block is rotatably arranged on the fixing frame, the stirring rod is fixed on the rotating block through bolts, and branch rods are equidistantly welded on the stirring rod. The utility model is convenient to remove the filament impurities in the sewage, and can carry out back washing on the grid, thereby avoiding the impurities from being accumulated on the grid and meeting the use requirements of personnel.
Description
Technical Field
The utility model relates to the technical field of sewage pump backwashing, in particular to an anti-clogging backwashing device for a submerged sewage pump.
Background
The sewage pump belongs to one of centrifugal impurity pumps, and has various forms: such as a submersible type and a dry type, the most common submersible type is a QW type submersible sewage pump, and the most common dry type is a W type horizontal sewage pump and a WL type vertical sewage pump. The device is mainly used for conveying urban sewage, excrement or liquid containing fibers. The temperature of the medium, which is a solid particle such as paper dust, is usually not higher than 80 ℃. The conveyed medium contains fiber matter easy to twine or bunch. Therefore, the flow passage of the pump is easy to block, once the pump is blocked, the pump cannot work normally, and even the motor is burnt, so that the sewage discharge is not smooth. Bringing serious influence to city life and environmental protection. Therefore, the anti-clogging property and the reliability are important factors for the quality of the sewage pump.
The most common pumping chamber adopted by the sewage pump is a volute, and radial guide vanes or flow channel type guide vanes are selected from built-in submersible pumps. The spiral case has three types, namely a spiral type, a ring type and an intermediate type. The spiral volute is not used in sewage pumps at all. The annular water pumping chamber is more convenient to use on a small sewage pump due to simple structure and convenient manufacture. However, the scope of application of annular pumping chambers has become increasingly smaller due to the advent of intermediate (semi-spiral) pumping chambers. The intermediate pressurized water chamber has high efficiency of spiral and high permeability of the annular pressurized water chamber.
In the sewage pump sewage treatment process, because filamentous impurities exist in the sewage, the impurities are often wound on the grid filter screen and cannot be well filtered, so that the normal work of the pump body is influenced by the blockage of the water inlet, and the use requirements of personnel cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an anti-clogging back washing device for a submerged sewage pump, which has the advantages of being convenient to remove filament impurities in sewage, being capable of back washing grids, avoiding the impurities from being accumulated on the grids and meeting the use requirements of personnel, and solves the problems that in the process of sewage treatment of the sewage pump, due to the fact that the filament impurities exist in the sewage, the impurities are often wound on a grid filter screen and cannot be well filtered, a water inlet is blocked, the normal work of a pump body is influenced, and the use requirements of the personnel cannot be met.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a prevent stifled anti-washing unit that silts up for submerged sewage pump, includes water spray plate, shell, grid, mount and puddler, the intercommunication mouth has been seted up to the bottom inner wall intermediate position department of shell, the last surface mounting of shell has sealed shell, the outer wall welding of water spray plate has the supporting leg, the supporting leg passes through the inner wall of bolt fastening at the shell, the outer wall of grid passes through the inner wall intermediate position department of bolt fastening at the shell, rotate on the grid and install the threaded rod, H type pole is installed to the bottom screw thread of threaded rod, the outer wall of H type pole and the surface of grid contact each other, rotate on the mount and install the turning block, there is the puddler through the bolt fastening on the turning block, equidistant welding has branch pole on the puddler.
Preferably, the water spraying plate is provided with a connecting pipe, and one end of the connecting pipe penetrates through the shell and is embedded and fixed on the sealing shell.
Preferably, the inner wall of the sealing shell is provided with a driving shaft, and the driving shaft is in transmission connection with the rotating block through a chain belt.
Preferably, a threaded hole matched with the threaded rod is formed in the middle of the H-shaped rod, and the threaded rod is installed on the threaded hole in a threaded mode.
Preferably, the fixing frame is provided with a round hole matched with the rotating block, and the rotating block is rotatably fixed on the round hole.
Preferably, the number of the stirring rods is two, and four ends of the two stirring rods are distributed in an annular array relative to the rotating block.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model relates to an anti-clogging backwashing device for a submerged sewage pump, which can be fixed at a specified position during the use, a suction pipe of a pump body is connected with a communicating port, sewage enters from an opening of a shell under the suction effect of the pump body, at the moment, an external power supply is connected to drive a power device to drive a driving shaft to rotate, the driving shaft drives a rotating block to rotate through a chain belt, so that a stirring rod rotates, fine wire impurities in the sewage can be wound by the rotating stirring rod and a branch rod, so as to remove the impurities, the stirring rod can be periodically removed for cleaning, then the sewage passes through a grid, the grid blocks the block impurities in the sewage, the sewage after layer-by-layer treatment finally enters the communicating port, further, the connecting pipe is connected with an external high-pressure water source, the water spray plate is periodically controlled to work, the high-pressure water flow sprayed by the water spray plate backflushs the grid, and the power device drives the rotating, the positive and negative rotation of control threaded rod through the meshing effect of threaded rod and H type pole for H type pole carries out up-and-down reciprocating motion, and grid surface attached impurity is scraped to H type pole, and the recoil of cooperation water spray plate rivers is thereby washd the grid, is convenient for remove the filament impurity in the sewage, and can carry out the backwash to the grid, avoids impurity to pile up on the grid, satisfies personnel's user demand.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the grid structure of the present invention;
FIG. 3 is a side view of the stirring rod of the present invention;
FIG. 4 is a schematic view of the H-shaped bar of the present invention;
FIG. 5 is a schematic structural diagram of A in FIG. 1 according to the present invention.
In the figure: 1. supporting legs; 2. a water spray plate; 3. a communication port; 4. a housing; 5. a connecting pipe; 6. sealing the shell; 7. a threaded rod; 8. a drive shaft; 9. a grid; 10. a chain belt; 11. a fixed mount; 12. rotating the block; 13. a stirring rod; 14. branch rods are arranged; 15. an H-shaped rod.
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 5, an embodiment of the present invention includes: an anti-clogging back-flushing device for a submerged sewage pump comprises a water spraying plate 2, a shell 4, a grid 9, a fixing frame 11 and a stirring rod 13, wherein a communication port 3 is formed in the middle of the inner wall of the bottom end of the shell 4, the device can be fixed at a specified position, a suction pipe of a pump body is connected with the communication port 3, and sewage enters from an opening of the shell 4 under the suction effect of the pump body.
The upper surface mounting of shell 4 has sealed shell 6, and the outer wall of grid 9 passes through the bolt fastening in the inner wall intermediate position department of shell 4, and then sewage passes through grid 9, and grid 9 blocks the cubic impurity in the sewage, and the sewage through layer upon layer handles finally gets into intercommunication mouth 3.
Be equipped with connecting pipe 5 on the water spray plate 2, the one end of connecting pipe 5 runs through shell 4 and inlays to be fixed on seal shell 6, and the outer wall welding of water spray plate 2 has supporting leg 1, and supporting leg 1 passes through the bolt fastening at the inner wall of shell 4, and is further, connects external high pressure water source through connecting pipe 5, and periodic control water spray plate 2 works, and water spray plate 2 blowout high pressure rivers recoil grid 9.
Rotating on grid 9 and installing threaded rod 7, H type pole 15 is installed to the bottom screw thread of threaded rod 7, the outer wall of H type pole 15 and grid 9's surface contact each other, H type pole 15's intermediate position department sets up the screw hole with threaded rod 7 looks adaptation, threaded rod 7 screw thread is installed on the screw hole, at this moment power device drives threaded rod 7 and rotates, control threaded rod 7 is just reversing, through the meshing effect of threaded rod 7 with H type pole 15, make H type pole 15 carry out up-and-down motion, H type pole 15 strikes off grid 9 surface adhered to impurity, the recoil of cooperation water spray plate 2 rivers, thereby wash grid 9, be convenient for remove the thin silk impurity in the sewage, and can carry out the backwash to grid 9, avoid impurity to pile up on grid 9, satisfy personnel's user demand.
As is well known to those skilled in the art, the threaded rod 7, the driving shaft 8 of the present invention also need to provide power means to enable their normal operation, and as is well known to those skilled in the art, the provision of such power is well known and conventional and is not described herein in detail, and any adaptation may be made by those skilled in the art as required or convenient.
The working principle is as follows: the utility model relates to an anti-clogging backwashing device for a submerged sewage pump, which can be fixed at a designated position during the use, a suction pipe of a pump body is connected with a communication port 3, sewage enters from an opening of a shell 4 under the suction effect of the pump body, at the moment, an external power supply is connected to drive a power device to drive a driving shaft 8 to rotate, the driving shaft 8 drives a rotating block 12 to rotate through a chain belt 10, so that a stirring rod 13 rotates, filament impurities in the sewage are wound by the rotating stirring rod 13 and a branch rod 14, so as to remove the impurities, the stirring rod 13 can be periodically removed to clean the impurities, then the sewage passes through a grid 9, the grid 9 blocks the block impurities in the sewage, the sewage subjected to layer-by-layer treatment finally enters the communication port 3, further, the connecting pipe 5 is connected with an external high-pressure water source, the water spray plate 2 is periodically controlled to work, and the high-pressure water flow sprayed by the water spray plate 2 backflushs the grid 9, at the moment, the power device drives the threaded rod 7 to rotate, the positive and negative rotation of the threaded rod 7 is controlled, the H-shaped rod 15 is made to reciprocate up and down through the meshing action of the threaded rod 7 and the H-shaped rod 15, impurities attached to the surface of the grid 9 are scraped by the H-shaped rod 15, and the grid 9 is cleaned by the aid of the backflushing of water flow of the water spraying plate 2.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a prevent stifled back flush unit that silts up for following formula sewage pump of liquid, includes water spray plate (2), shell (4), grid (9), mount (11) and puddler (13), its characterized in that: a communication port (3) is arranged in the middle of the inner wall of the bottom end of the shell (4), the upper surface of the shell (4) is provided with a sealing shell (6), the outer wall of the water spraying plate (2) is welded with supporting legs (1), the supporting legs (1) are fixed on the inner wall of the shell (4) through bolts, the outer wall of the grid (9) is fixed at the middle position of the inner wall of the shell (4) through bolts, a threaded rod (7) is rotatably arranged on the grid (9), an H-shaped rod (15) is arranged at the bottom end of the threaded rod (7) in a threaded manner, the outer wall of the H-shaped rod (15) is contacted with the surface of the grid (9), the rotary block (12) is rotatably installed on the fixing frame (11), a stirring rod (13) is fixed on the rotary block (12) through bolts, and branch rods (14) are welded on the stirring rod (13) at equal intervals.
2. The anti-clogging backwash device for a submersible sewage pump as set forth in claim 1, wherein: and the water spraying plate (2) is provided with a connecting pipe (5), and one end of the connecting pipe (5) penetrates through the shell (4) and is embedded and fixed on the sealing shell (6).
3. The anti-clogging backwash device for a submersible sewage pump as set forth in claim 1, wherein: the inner wall of the sealing shell (6) is provided with a driving shaft (8), and the driving shaft (8) is in transmission connection with the rotating block (12) through a chain belt (10).
4. The anti-clogging backwash device for a submersible sewage pump as set forth in claim 1, wherein: the middle position of the H-shaped rod (15) is provided with a threaded hole matched with the threaded rod (7), and the threaded rod (7) is installed on the threaded hole in a threaded mode.
5. The anti-clogging backwash device for a submersible sewage pump as set forth in claim 1, wherein: the fixing frame (11) is provided with a round hole matched with the rotating block (12), and the rotating block (12) is rotatably fixed on the round hole.
6. The anti-clogging backwash device for a submersible sewage pump as set forth in claim 1, wherein: the number of the stirring rods (13) is two, and four ends of the two stirring rods (13) are distributed in an annular array relative to the rotating block (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122747767.9U CN216343079U (en) | 2021-11-11 | 2021-11-11 | Anti-clogging back-flushing device for submerged sewage pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122747767.9U CN216343079U (en) | 2021-11-11 | 2021-11-11 | Anti-clogging back-flushing device for submerged sewage pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216343079U true CN216343079U (en) | 2022-04-19 |
Family
ID=81137423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122747767.9U Expired - Fee Related CN216343079U (en) | 2021-11-11 | 2021-11-11 | Anti-clogging back-flushing device for submerged sewage pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216343079U (en) |
-
2021
- 2021-11-11 CN CN202122747767.9U patent/CN216343079U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220419 |