CN216714737U

CN216714737U - Built-in anti-winding device of submersible sewage pump

Info

Publication number: CN216714737U
Application number: CN202123079986.0U
Authority: CN
Inventors: 许业芳; 李艳文; 许顺峰
Original assignee: Kunshan Meibao Environmental Protection Equipment Co ltd
Current assignee: Kunshan Meibao Environmental Protection Equipment Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-06-10
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a built-in anti-winding device of a submersible sewage pump, and particularly relates to the technical field of sewage pumps. According to the utility model, the anti-winding mechanism is arranged, in the process of water extraction, the supporting rod and the dividing blade can rotate firstly, impurities such as fiber, water plants and the like entering the water pump can be cut firstly, the impeller with grinding can rotate continuously and is contacted with the conical internal section of the grinding groove, grinding is carried out by the mutual matching of the grinding groove and the impeller with grinding, the standard of discharging is achieved, impurities such as fiber, water plants and the like can be effectively prevented from blocking the water pump, no additional filter screen is required, the impeller can be effectively prevented from being jammed, the motor is prevented from being overloaded, and the anti-winding mechanism is convenient to use.

Description

Built-in anti-winding device of submersible sewage pump

Technical Field

The utility model relates to the technical field of sewage pumps, in particular to a built-in anti-winding device of a submersible sewage pump.

Background

The drain pump belongs to one of centrifugal impurity pumps, and has various forms: such as a submersible type sewage pump and a dry type sewage pump, the most common submersible type is a QW type submersible sewage pump, and the most common dry type sewage pump is a W type horizontal sewage pump and a WL type vertical sewage pump, which are mainly used for conveying municipal sewage, excrement or liquid containing fibers. Paper dust and other solid particulate media.

When the dredge pump is in operation, the impeller is easily twined by fibre thing, pasture and water etc. of aquatic, can lead to the impeller card to die or motor overload operation, if adopt the filter screen to filter, the filter screen also is easily blockked up, needs regularly clear up or change the filter screen, also brings very big pressure for the dredge pump.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a built-in anti-winding device for a submersible sewage pump, which is used for performing grinding by means of mutual cooperation of a grinding groove and a grinding impeller, so as to achieve the standard of discharging, effectively prevent impurities such as fiber and aquatic weed from blocking a water pump, and avoid additional filter screen, effectively prevent the impeller from being jammed, avoid motor overload, and facilitate use, thereby solving the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a built-in anti-winding device of a submersible sewage pump comprises a machine shell, wherein a connecting cover is arranged at the top of the machine shell, a motor is arranged in the machine shell, and an anti-winding mechanism is arranged at the bottom of the machine shell;

antiwind mechanism including set up at chassis bottom and with casing assorted sealed dish, the bottom of sealed dish is provided with the supporting disk, the bottom of supporting disk is provided with the mounting disc, the bottom of mounting disc is provided with and grinds the mill, the bottom of grinding the mill is provided with the base.

In a preferred embodiment, the bottom of the sealing disc is provided with a connecting groove, the top of the supporting disc is provided with a connecting ring matched with the connecting groove, and the joint of the casing and the sealing disc is provided with a sealing ring.

In a preferred embodiment, the bottom of the supporting disk is provided with a spacing ring, and the mounting disk is movably connected with the spacing ring.

In a preferred embodiment, the top of the grinding disk is provided with a grinding groove, and the bottom of the mounting disk is provided with a plurality of grinding impellers matched with the grinding groove.

In a preferred embodiment, the sectional shape of the inner wall of the grinding groove is provided in a tapered shape, and the sectional shape of the grinding impeller is provided in an arc shape.

In a preferred embodiment, the output of motor is provided with the pivot, the one end of pivot runs through sealed dish and supporting disk in proper order to middle part and the mounting disk fixed connection that extend to the mounting disk, sealed dish and supporting disk all with pivot swing joint, the top of mounting disk be provided with pivot assorted spacing ring.

In a preferred embodiment, a support rod is arranged at the bottom end of the rotating shaft and at the bottom of the base, and a plurality of cutting blades are arranged on the surface of the support rod.

In a preferred embodiment, a diversion chamber matched with the mounting disc and the grinding disc is arranged between the supporting disc and the base and on the outer side of the mounting disc and the grinding disc.

The utility model has the technical effects and advantages that:

1. by arranging the anti-winding mechanism, in the process of water extraction, the supporting rod and the dividing blade can rotate firstly, so that impurities such as fiber, water plants and the like entering the water pump can be cut firstly, and meanwhile, the grinding impeller continuously rotates and is contacted with a conical internal section of the grinding groove;

2. through being provided with the spread groove, the coupling ring, spacing collar and spacing ring, the supporting disk is mutually supported with the coupling ring, can play direction and spacing effect, not only make things convenient for the stability and the leakproofness that the staff mounting structure can also effectually ensure sealed dish and supporting disk and install when being together simultaneously, spacing ring and spacing ring then can play spacing effect when rotatory to the mounting disk, the stability when increasing the mounting disk rotation, avoid carrying out the poor grinding when the impeller carries out the poor grinding to the fibre, rock when impurity such as pasture and water, stability when increasing the structure operation.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a sectional view of the overall structure of the present invention.

Fig. 3 is an exploded view of the anti-wind mechanism of the present invention.

Figure 4 is a front view of a grinding disc and a grinding wheel of the present invention.

The reference signs are: 1. a housing; 2. a connecting cover; 3. a motor; 4. sealing the disc; 5. connecting grooves; 6. a support disc; 7. a connecting ring; 8. a limiting ring; 9. a limiting ring; 10. a base; 11. grinding disks are ejected; 12. a grinding groove; 13. mounting a disc; 14. driving and grinding impellers; 15. a support bar; 16. a dividing blade; 17. a flow guide chamber; 18. a rotating shaft.

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.

The built-in anti-winding device of the submersible sewage pump shown in the attached figures 1-4 comprises a machine shell 1, wherein the top of the machine shell 1 is provided with a connecting cover 2, a motor 3 is arranged inside the machine shell 1, and the bottom of the machine shell 1 is provided with an anti-winding mechanism;

the anti-winding mechanism comprises a sealing disc 4 which is arranged at the bottom of the machine shell 1 and matched with the machine shell 1, a supporting disc 6 is arranged at the bottom of the sealing disc 4, a mounting disc 13 is arranged at the bottom of the supporting disc 6, a grinding disc 11 is arranged at the bottom of the mounting disc 13, and a base 10 is arranged at the bottom of the grinding disc 11.

Referring to the attached drawing 2 and showing, spread groove 5 has been seted up to sealed bottom of dish 4, and the top of supporting disk 6 is provided with and spread groove 5 assorted adapter ring 7, and casing 1 is provided with the sealing washer with sealed junction of dish 4, and spread groove 5 and adapter ring 7 mutually support, can increase the leakproofness between supporting disk 6 and the sealed dish 4, make things convenient for staff's mounting structure.

Referring to the attached drawing 2, the bottom of the supporting disk 6 is provided with the limiting ring 8, the mounting disk 13 is movably connected with the limiting ring 8, the limiting ring 8 can play supporting and limiting roles, a worker can conveniently mount the mounting disk 13, and meanwhile stability of the mounting disk 13 during rotation is guaranteed.

Referring to fig. 2, 3 and 4, a grinding groove 12 is formed in the top of a grinding disc 11, a plurality of grinding impellers 14 matched with the grinding groove 12 are arranged at the bottom of a mounting disc 13, and the grinding groove 12 and the grinding impeller 14 are matched with each other to facilitate cutting of extracted fibrous matters, waterweeds and other impurities and to prevent clogging of a water pump.

Referring to fig. 2, 3 and 4, the sectional shape of the inner wall of the grinding groove 12 is formed into a conical shape, the sectional shape of the grinding impeller 14 is formed into an arc shape, and by the cooperation of the conical section of the grinding groove 12 and the arc-shaped section of the grinding impeller 14, the bottom of the grinding impeller 14 and the inner wall of the grinding groove 12 can be closely fitted together, so that the efficiency of removing impurities such as fiber and aquatic weed can be increased, and the use is facilitated.

Referring to fig. 2, the output of motor 3 is provided with pivot 18, sealed dish 4 and supporting disk 6 are run through in proper order to the one end of pivot 18, and middle part and the mounting disc 13 fixed connection that extends to mounting disc 13, sealed dish 4 all with pivot 18 swing joint with supporting disk 6, the top of mounting disc 13 is provided with the spacing ring 9 with pivot 18 assorted, it is rotatory that pivot 18 drives mounting disc 13 when rotatory, the convenience is to the fibre thing, impurity such as pasture and water cuts, spacing ring 9 then can play spacing effect, increase the stability between mounting disc 13 and the pivot 18, and convenient to use.

Referring to fig. 3, a supporting rod 15 is arranged at the bottom end of the rotating shaft 18 and at the bottom of the base 10, a plurality of dividing blades 16 are arranged on the surface of the supporting rod 15, and the supporting rod 15 and the dividing blades 16 are matched with each other, so that the dividing blades 16 can firstly cut impurities such as fiber and aquatic weeds in the water pumping process of the water pump, larger impurities are crushed, and the water pump is prevented from being blocked in the water pumping process.

Referring to fig. 1 and 2, a diversion chamber 17 matched with the mounting disc 13 and the grinding disc 11 is arranged between the supporting disc 6 and the base 10 and outside the mounting disc 13 and the grinding disc 11, and the diversion chamber 17 can play a role in protection and diversion of water, so that the water is conveniently pumped by a water pump and is convenient to use.

The working principle of the utility model is as follows: when the water pump is used, the motor 3 is started to drive the rotating shaft 18 to rotate, the rotating shaft 18 drives the mounting disc 13 to rotate when rotating, meanwhile, the supporting rod 15 and the dividing blade 16 rotate, and when the mounting disc 13 rotates, water is extracted by grinding the arc-shaped section of the impeller 14 and is discharged through the diversion chamber 17;

in the process of pumping water, the support rod 15 and the dividing blade 16 rotate firstly, and when the water is rotated by the dividing blade 16, the impurities such as fiber, water plants and the like entering the water pump are cut firstly, and meanwhile, the grinding impeller 14 continuously rotates and is in contact with the tapered internal section of the grinding groove 12.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a built-in anti-wind device of submersible sewage pump, includes casing (1), its characterized in that: the top of the machine shell (1) is provided with a connecting cover (2), the interior of the machine shell (1) is provided with a motor (3), and the bottom of the machine shell (1) is provided with an anti-winding mechanism;

antiwind mechanism including set up in casing (1) bottom and with casing (1) assorted sealed dish (4), the bottom of sealed dish (4) is provided with supporting disk (6), the bottom of supporting disk (6) is provided with mounting disc (13), the bottom of mounting disc (13) is provided with and throws away mill (11), the bottom of throwing away mill (11) is provided with base (10).

2. The submersible sewage pump built-in anti-wind device according to claim 1, wherein: spread groove (5) have been seted up to the bottom of sealed dish (4), the top of supporting disk (6) be provided with spread groove (5) assorted connecting ring (7), casing (1) is provided with the sealing washer with the junction of sealed dish (4).

3. The submersible sewage pump built-in anti-wind device according to claim 1, wherein: the bottom of supporting disk (6) is provided with spacing collar (8), mounting disc (13) and spacing collar (8) swing joint.

4. The submersible sewage pump built-in anti-wind device according to claim 1, wherein: the top of the grinding disc (11) is provided with a grinding groove (12), and the bottom of the mounting disc (13) is provided with a plurality of grinding impellers (14) matched with the grinding groove (12).

5. The submersible sewage pump built-in anti-wind device according to claim 4, wherein: the sectional shape of the inner wall of the grinding groove (12) is set to be conical, and the sectional shape of the grinding impeller (14) is set to be arc-shaped.

6. The submersible sewage pump built-in anti-wind device according to claim 1, wherein: the output of motor (3) is provided with pivot (18), the one end of pivot (18) runs through sealed dish (4) and supporting disk (6) in proper order to middle part and mounting disk (13) fixed connection that extend to mounting disk (13), sealed dish (4) all with pivot (18) swing joint with supporting disk (6), the top of mounting disk (13) be provided with pivot (18) assorted spacing ring (9).

7. The submersible sewage pump built-in anti-wind device according to claim 6, wherein: the bottom of pivot (18) just is located the bottom of base (10) and is provided with bracing piece (15), the surface of bracing piece (15) is provided with a plurality of dividing blade (16).

8. The submersible sewage pump built-in anti-wind device according to claim 1, wherein: and a diversion chamber (17) matched with the mounting disc (13) and the grinding disc (11) is arranged between the supporting disc (6) and the base (10) and positioned at the outer sides of the mounting disc (13) and the grinding disc (11).