CN221278021U - Dredge pump with cutting function and guaranteed flow - Google Patents
Dredge pump with cutting function and guaranteed flow Download PDFInfo
- Publication number
- CN221278021U CN221278021U CN202323132967.9U CN202323132967U CN221278021U CN 221278021 U CN221278021 U CN 221278021U CN 202323132967 U CN202323132967 U CN 202323132967U CN 221278021 U CN221278021 U CN 221278021U
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- long shaft
- pump body
- body shell
- impeller
- sleeve
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- 230000007246 mechanism Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 2
- 239000010865 sewage Substances 0.000 abstract description 25
- 239000000835 fiber Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a sewage pump with a cutting function and capable of ensuring flow, wherein a driving motor is connected with a mounting plate and a supporting tube through a motor seat, an output shaft of the driving motor is connected with a long shaft, the bottom of the supporting tube is connected with a pump body shell through an oil chamber, the lower surface of the pump body shell is connected with a chassis, the long shaft penetrates through the pump body shell and the bottom of the supporting tube is positioned in the chassis, an impeller is sleeved on the long shaft and is fastened through bolts, a connecting sleeve is arranged on the upper surface of a central disc, the bottom of the long shaft is inserted into the connecting sleeve and is fastened through bolts, a plurality of blades are arranged on the periphery of the central disc, and are inclined to one side and have an inclination angle of 25-45 degrees.
Description
Technical Field
The utility model relates to the field of machinery, in particular to a sewage pump, and specifically relates to a sewage pump with a cutting function and capable of guaranteeing flow.
Background
The sewage pump is a pump product which is connected with a motor and works under the submerged liquid, and compared with a common horizontal pump or a vertical sewage pump, the sewage pump has the advantages of compact structure, small occupied area and convenient installation and maintenance. Large-scale sewage pumps are generally provided with automatic coupling devices, can be automatically installed, are quite convenient to install and maintain, and have long continuous operation time.
However, in the prior art, once long fibers or solids appear in the sewage pump in the sewage disposal process, the pump body is easy to be blocked, so that the operation of the sewage pump is affected, and part of sewage pumps with cutting functions are also appeared, but the sewage pumps have the cutting functions, so that the water pumping efficiency is greatly reduced, and particularly, the water discharge is greatly affected because the cutter is directly arranged at the water inlet end of the pump body, so that an improved technology is needed to solve the problems in the prior art.
Disclosure of utility model
The utility model aims to provide a sewage pump with a cutting function and capable of guaranteeing flow, guaranteeing the flow of the sewage pump while cutting long fibers, and solving the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a sewage pump with a cutting function and capable of guaranteeing flow comprises a driving mechanism, a pump body and a cutting assembly;
The driving mechanism comprises a driving motor, a long shaft and a supporting tube, wherein the bottom of the driving motor is connected with the upper surface of the mounting plate through a motor seat, the top end of the supporting tube is connected with the lower surface of the mounting plate and is communicated with the motor seat, the bottom of the supporting tube is connected with the upper surface of the oil chamber, an output shaft of the driving motor is connected with the long shaft through a coupler, the coupler is arranged in the motor seat, and the long shaft penetrates through the supporting tube and the oil chamber;
The pump body comprises a pump body shell, an impeller and a chassis, wherein the upper surface of the pump body shell is connected with the lower surface of an oil chamber, the lower surface of the pump body shell is connected with the chassis, a plurality of through grooves are formed in the chassis, the long shaft penetrates through the pump body shell, the bottom of the long shaft is positioned in the chassis, the impeller is sleeved on the long shaft and fastened through bolts, the impeller is rotatably arranged in the pump body shell, a feed inlet is formed in the bottom of the pump body shell, a discharge outlet is formed in one side of the pump body shell, the discharge outlet is connected with a drain pipe, and the top end of the drain pipe is connected with a mounting plate;
The cutting assembly comprises a central disc, blades and connecting sleeves, wherein the connecting sleeves are arranged on the upper surface of the central disc, the bottoms of long shafts are inserted into the connecting sleeves and fastened through bolts, a plurality of blades are uniformly arranged on the periphery of the central disc in an annular shape, the blades are inclined towards one side and have an inclination angle of 25-45 degrees, and the blades are rotatably arranged in the chassis.
Preferably, the inner diameter of the connecting sleeve is consistent with the outer diameter of the long shaft, the connecting sleeve is provided with a connecting hole, one side of the long shaft is provided with a screw hole, and the connecting hole of the connecting sleeve corresponds to the screw hole of the long shaft and is connected with the screw hole of the long shaft in a matched mode through a bolt.
Preferably, the impeller upper surface is provided with the sleeve, the sleeve is worn to locate by the major axis, the connecting hole has been seted up to the sleeve, the screw has been seted up to major axis corresponding position, telescopic connecting hole and the screw of major axis corresponding position match each other and pass through the bolt cooperation and connect.
Preferably, bearings are arranged at the top and the bottom of the support tube.
Preferably, mechanical seals are arranged at the upper end and the lower end of the oil chamber.
Compared with the prior art, the utility model has the beneficial effects that:
the driving motor drives the impeller and the blades to rotate simultaneously through the long shaft, and the blades are obliquely arranged to cut the blade against water, so that the discharge amount of sewage is greatly improved through the upward pumping force of the impeller and the upward pushing force of the blades, and meanwhile, when long fibers are contained in the sewage, the long fibers can be cut off, so that the probability that the long fibers block the feed inlet of the pump body shell is greatly reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure shown in FIG. 1 at reference A;
FIG. 3 is a schematic elevational view of a cutting assembly;
Fig. 4 is a schematic top view of a cutting assembly.
In the figure: the device comprises a driving motor 1, a long shaft 2, a motor base 3, a mounting plate 4, a supporting tube 5, an oil chamber 6, a coupler 7, a pump body shell 8, an impeller 9, a chassis 10, a feed inlet 11, a discharge outlet 12, a sewage discharge pipe 13, a center plate 14, a blade 15, a connecting sleeve 16, a sleeve 17, a bearing 18 and a mechanical seal 19.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments of the present utility model and the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, based on the embodiments of the utility model, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the utility model;
It should be noted that, in the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", "lower", "both sides", "one end", "the other end", "left", "right", etc. are directions or positional relationships based on the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model.
Referring to fig. 1, the present utility model provides a technical solution: a sewage pump with a cutting function and capable of guaranteeing flow comprises a driving mechanism, a pump body and a cutting assembly;
The driving mechanism comprises a driving motor 1, a long shaft 2 and a supporting tube 5, wherein the bottom of the driving motor 1 is connected with the upper surface of a mounting plate 4 through a motor base 3, the top end of the supporting tube 5 is connected with the lower surface of the mounting plate 4 and is communicated with the motor base 3, the bottom of the supporting tube 5 is connected with the upper surface of an oil chamber 6, an output shaft of the driving motor 1 is connected with the long shaft 2 through a coupler 7, the coupler 7 is arranged in the motor base 3, the long shaft 2 penetrates through the supporting tube 5 and the oil chamber 6, bearings 18 are arranged at the top and the bottom of the supporting tube 5 to ensure the smoothness of the rotation of the long shaft 7, and mechanical sealing pieces 19 are arranged at the upper end and the lower end of the oil chamber 6 to ensure the tightness of the upper end and the lower end of the oil chamber 6, and the long shaft 2 is driven to rotate by the driving motor 1 to realize the driving of a pump body part impeller;
The pump body comprises a pump body shell 8, an impeller 9 and a chassis 10, the upper surface of the pump body shell 8 is connected with the lower surface of an oil chamber 6, the lower surface of the pump body shell 8 is connected with the chassis 10, the chassis 10 is provided with a plurality of through grooves, sewage enters the pump body shell 1, the long shaft 2 penetrates through the pump body shell 8, the bottom of the through grooves is positioned in the chassis 10, the impeller 9 is sleeved on the long shaft 2 and is fastened by bolts, the upper surface of the impeller 9 is provided with a sleeve 17, the long shaft 2 penetrates through the sleeve 17, the sleeve 17 is provided with a connecting hole, the position corresponding to the long shaft 2 is provided with a screw hole, the connecting hole of the sleeve 17 is matched with the screw hole corresponding to the position of the long shaft 2 and is connected with the screw hole corresponding to the long shaft 2 by bolts in a matched mode, the impeller 9 is connected with the sleeve 17 in a disassembling mode, the impeller 9 is rotatably arranged in the pump body shell 8, a feed inlet 11 is arranged at the bottom of the pump body shell 8, one side of the pump body shell 8 is provided with a discharge outlet 12, the discharge outlet 12 is connected with a blow-down pipe 13, sewage enters the pump body shell 8 from the feed inlet 11, is discharged from the discharge outlet 12 and the blow-down pipe 13, and the top of the blow-down pipe 13 is connected with the mounting plate 4, so that the stability of the blow-down pipe 13 is guaranteed;
the cutting assembly comprises a central disc 14, blades 15 and a connecting sleeve 16, wherein the connecting sleeve 16 is arranged on the upper surface of the central disc 14, the bottom of a long shaft 2 is inserted into the connecting sleeve 16 and fastened through bolts, the inner diameter of the connecting sleeve 16 is consistent with the outer diameter of the long shaft 2, a connecting hole is formed in the connecting sleeve 16, a screw hole is formed in one side of the long shaft 2, the connecting hole of the connecting sleeve 16 corresponds to the screw hole of the long shaft 2 and is connected through bolt matching, installation and detachment of an impeller above are not affected through the connecting mode, meanwhile, the installation and detachment of the cutting assembly are convenient, a plurality of blades 15 are uniformly arranged on the periphery of the central disc 14 in a ring shape, the blades 15 are inclined towards one side, the inclination angle is 25-45 degrees, and the blades 15 are rotatably arranged in a chassis 10.
The assembly method and the use principle are as follows: the motor base 3 is connected with the driving motor 1, the top end of the long shaft 2 is connected with an output shaft of the driving motor 1 through a coupler 7, the mounting plate 4 and the supporting tube 5 are sleeved outside the long shaft 2, and the mounting plate 4 is clamped between the motor base 3 and the supporting tube 5 and fastened through bolts and nuts. Then the oil chamber 6 is arranged at the bottom end of the supporting tube 5, the impeller 9 is sleeved at the bottom end of the long shaft 2, the connecting hole of the sleeve 17 on the upper surface of the impeller 9 corresponds to the screw hole at the corresponding position of the long shaft 2 and is fastened through a bolt, then the pump body shell 8 is sleeved outside the impeller 9, and the pump body shell 8 is arranged at the bottom of the oil chamber 6. Finally, the drain pipe 13 is connected with the discharge hole 12, the connecting sleeve 16 of the cutting assembly is spliced with the bottom of the long shaft 2, and the connecting hole of the connecting sleeve 16 corresponds to the screw hole at the bottom of the long shaft 2 and is fastened by bolts, so that the assembly is completed. When the pump body shell is used, the mounting plate 4 is mounted on the platform, the pump body shell 8 is placed in the sewage pool, the driving motor 1 is started, the driving motor 1 drives the long shaft 2 to rotate, the long shaft 2 simultaneously drives the impeller 9 and the blade 15 to rotate, and the blade faces the water for cutting due to the oblique arrangement of the blade 15, and simultaneously the upward pumping force of the impeller 9 and the upward pushing force of the blade 15 greatly improve the discharge amount of sewage, and meanwhile, when long fibers are contained in the sewage, the long fibers can be cut off, so that the possibility that the long fibers block the feed inlet 11 of the pump body shell 8 is greatly reduced. It should be noted that the blade 15 needs to be matched with the impeller 9, when the rotation direction is consistent, the impeller 9 is used for drawing liquid, and the blade 15 pushes the sewage upwards.
The present utility model is not described in detail in the present application, and is well known to those skilled in the art.
Finally, what is to be described is: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the examples, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (5)
1. Dredge pump with cutting function and assurance flow, its characterized in that: comprises a driving mechanism, a pump body and a cutting assembly;
The driving mechanism comprises a driving motor (1), a long shaft (2) and a supporting tube (5), wherein the bottom of the driving motor (1) is connected with the upper surface of a mounting plate (4) through a motor base (3), the top end of the supporting tube (5) is connected with the lower surface of the mounting plate (4) and is communicated with the motor base (3), the bottom of the supporting tube (5) is connected with the upper surface of an oil chamber (6), an output shaft of the driving motor (1) is connected with the long shaft (2) through a coupler (7), the coupler (7) is arranged in the motor base (3), and the long shaft (2) penetrates through the supporting tube (5) and the oil chamber (6); the pump body comprises a pump body shell (8), an impeller (9) and a chassis (10), wherein the upper surface of the pump body shell (8) is connected with the lower surface of an oil chamber (6), the lower surface of the pump body shell (8) is connected with the chassis (10), a plurality of through grooves are formed in the chassis (10), the long shaft (2) penetrates through the pump body shell (8) and the bottom of the long shaft is located in the chassis (10), the impeller (9) is sleeved on the long shaft (2) and fastened through bolts, the impeller (9) is rotationally arranged in the pump body shell (8), a feed inlet (11) is formed in the bottom of the pump body shell (8), a discharge outlet (12) is formed in one side of the pump body shell (8), the discharge outlet (12) is connected with a blow-down pipe (13), and the top end of the blow-down pipe (13) is connected with a mounting plate (4).
The cutting assembly comprises a central disc (14), blades (15) and connecting sleeves (16), wherein the connecting sleeves (16) are arranged on the upper surface of the central disc (14), the bottoms of long shafts (2) are inserted into the connecting sleeves (16) and fastened through bolts, a plurality of blades (15) are uniformly arranged on the periphery of the central disc (14) in an annular shape, the blades (15) are inclined to one side and the inclination angle is 25-45 degrees, and the blades (15) are rotatably arranged in a chassis (10).
2. A dredge pump with cutting function and guaranteed flow according to claim 1, characterized in that: the inner diameter of the connecting sleeve (16) is consistent with the outer diameter of the long shaft (2), the connecting sleeve (16) is provided with a connecting hole, one side of the long shaft (2) is provided with a screw hole, and the connecting hole of the connecting sleeve (16) corresponds to the screw hole of the long shaft (2) and is connected through bolt fit.
3. A dredge pump with cutting function and guaranteed flow according to claim 1, characterized in that: the impeller is characterized in that a sleeve (17) is arranged on the upper surface of the impeller (9), the long shaft (2) penetrates through the sleeve (17), a connecting hole is formed in the sleeve (17), a screw hole is formed in a position corresponding to the long shaft (2), and the connecting hole of the sleeve (17) is matched with the screw hole in the position corresponding to the long shaft (2) and connected through bolt fit.
4. A dredge pump with cutting function and guaranteed flow according to claim 1, characterized in that: the top and the bottom of the supporting tube (5) are respectively provided with a bearing (18).
5. A dredge pump with cutting function and guaranteed flow according to claim 1, characterized in that: the upper end and the lower end of the oil chamber (6) are both provided with mechanical sealing elements (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323132967.9U CN221278021U (en) | 2023-11-21 | 2023-11-21 | Dredge pump with cutting function and guaranteed flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323132967.9U CN221278021U (en) | 2023-11-21 | 2023-11-21 | Dredge pump with cutting function and guaranteed flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221278021U true CN221278021U (en) | 2024-07-05 |
Family
ID=91704136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323132967.9U Active CN221278021U (en) | 2023-11-21 | 2023-11-21 | Dredge pump with cutting function and guaranteed flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221278021U (en) |
-
2023
- 2023-11-21 CN CN202323132967.9U patent/CN221278021U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |