CN217873324U

CN217873324U - Submersible sewage pump with self-circulation cooling function

Info

Publication number: CN217873324U
Application number: CN202221751358.4U
Authority: CN
Inventors: 吴继康
Original assignee: Nanjing Kaiyue Environmental Protection Equipment Co ltd
Current assignee: Nanjing Kaiyue Environmental Protection Equipment Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-11-22
Anticipated expiration: 2032-07-08

Abstract

The utility model discloses a submersible sewage pump with self-loopa cooling function relates to submersible sewage pump technical field, mainly leans on the bubble of itself to be its heat dissipation in aqueous for solving current submersible sewage pump when using, leads to its application range comparatively to limit, need set up minimum working liquid level, uses when the water yield is less can generate heat the problem that the too high motor that arouses burns out. The inside below of self-loopa dive dredge pump is provided with pump sump, the top in pump sump is provided with the motor storehouse, and the air supply fan, its setting is in the inside below in motor storehouse, and the refrigeration dish, its setting is in the top of air supply fan, and the circulation tuber pipe, its setting is around the outside in motor storehouse, and the circulation tuber pipe is provided with four, and four circulation tuber pipes all with motor storehouse structure as an organic whole.

Description

Submersible sewage pump with self-circulation cooling function

Technical Field

The utility model relates to a submersible sewage pump technical field specifically is a submersible sewage pump with self-loopa cooling function.

Background

Submersible sewage pumps are submersible sewage pumps which can be used to transport liquids containing hard solids, fibrous matter and particularly dirty, sticky, slippery liquids.

For example, chinese copyright patent publication No. CN203130532U (a submersible sewage pump) includes a motor, an impeller and a pump body, the pump body has a water inlet and a water outlet, the motor is fixedly connected with the pump body, and a rotating shaft of the motor extends into the pump body, the rotating shaft of the motor is fixedly connected with the impeller in the pump body and a blade close to the water inlet, a disk-shaped water filter disk is fixed in the pump body and positioned between the impeller and the blade, the water filter disk divides an inner cavity of the pump body into an impeller chamber for mounting the impeller and a crushing chamber for mounting the blade, and the water filter disk is provided with a plurality of water filter holes communicating the impeller chamber and the crushing chamber.

However, the prior art mainly depends on the fact that the water is soaked in water to dissipate heat, so that the application range is limited, the lowest working liquid level needs to be set, and when the water amount is small, the motor is burnt due to too high heat when the water is used; therefore, the existing requirements are not met, and a submersible sewage pump with a self-circulation cooling function is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a submersible sewage pump with self-loopa cooling function to mainly leaning on the bubble of itself when solving the current submersible sewage pump that proposes in the above-mentioned background art and using in aqueous for its heat dissipation, lead to its application range comparatively to limit, need set up minimum working liquid level, use when the water yield less can generate heat the problem that the too high motor that arouses burns out.

In order to achieve the above object, the utility model provides a following technical scheme: a submersible sewage pump with a self-circulation cooling function comprises a self-circulation submersible sewage pump, wherein a water pumping bin is arranged below the interior of the self-circulation submersible sewage pump, and a motor bin is arranged above the water pumping bin;

further comprising:

the air supply fan is arranged below the interior of the motor cabin;

a cooling tray disposed above the air supply fan;

and the four circulating air pipes are arranged around the outer side of the motor cabin and are of an integrated structure with the motor cabin.

Preferably, the top of refrigeration dish is provided with the stator, and stator and self-loopa dive dredge pump structure as an organic whole, the inside of stator is provided with the rotor, the inside of rotor is provided with the rotor shaft, and rotor shaft and rotor structure as an organic whole, and rotor shaft downwardly extending to in the pump sump.

Preferably, the rotor shaft is provided with a plurality of connecting strips, the connecting strips are welded to the rotor shaft and located between the refrigeration disc and the air supply fan, and the lower portion of the connecting strips is connected with the air supply fan.

Preferably, the outside of refrigeration dish is provided with the refrigeration piece, the inboard of refrigeration piece is provided with leads the temperature pipe, and leads temperature pipe and refrigeration piece welded connection, the inboard of refrigeration piece is provided with leads the temperature net, and leads temperature net and refrigeration piece welded connection, and leads the inside of temperature pipe interlude at leading the temperature net, lead the temperature net and be provided with the inner ring with the centre of leading the temperature pipe.

Preferably, the pump sump opposite side is provided with the delivery port, and delivery port and self-loopa dive dredge pump structure as an organic whole, the opposite side of delivery port is provided with out the water flange, and goes out water flange and delivery port structure as an organic whole, be provided with a plurality of locating holes on the play water flange, and locating hole and play water flange structure as an organic whole, the below of pump sump is provided with the fixed disk, and fixed disk and self-loopa dive dredge pump structure as an organic whole, the centre of fixed disk sets up than there is the water inlet, and water inlet and self-loopa dive dredge pump structure as an organic whole.

Preferably, a handle is arranged above the self-circulation submersible sewage pump, and the lower parts of two sides of the handle are connected with the pump shaft of the self-circulation submersible sewage pump.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a below at the stator sets up the air supply fan, and be connected to the rotor shaft with it on, after the start-up of self-loopa dive dredge pump, the rotor shaft can drive the air supply fan when rotating and rotate, flabellum on the air supply fan can make the interior air current in motor storehouse move, set up the refrigeration dish simultaneously between air supply fan and stator, rotate at the air supply fan and make the air upwards flow when, the air is through the refrigeration dish, can be exchanged the heat by the refrigeration dish, make air temperature descend, thereby produce the stator and the rotor heat dissipation of cold air to the top, mainly lean on the bubble of itself in aqueous to its heat dissipation when avoiding current dive dredge pump to use, lead to its application range comparatively to limit to, need set up minimum working liquid level, use when the water yield when less can generate heat the problem emergence that the too high arouses the motor to burn out.

2. Set up a plurality of circulation tuber pipes through the outside at the motor storehouse to in being connected to the space of stator top with the top of circulation tuber pipe, in the space of stator below is connected to the below of circulation tuber pipe, the air supply fan upwards blows the back with the air, and the air that is located stator top space is through the circulation tuber pipe in being extruded the suction to the space of stator below, and the air supply fan upwards blows the air once more, makes the air in the motor storehouse form the circulation, improves cooling efficiency.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the structure of the refrigerating plate of the present invention;

in the figure: 1. a self-circulating submersible sewage pump; 2. a water pumping bin; 3. a motor compartment; 4. a stator; 5. a circulating air duct; 6. a rotor shaft; 7. a connecting strip; 8. an air supply fan; 9. a refrigeration tray; 10. a refrigeration plate; 11. a temperature conduction grid; 12. a heat conducting pipe; 13. an inner ring; 14. a water outlet flange; 15. positioning holes; 16. fixing the disc; 17. a water inlet; 18. carrying a handle; 19. and (7) a water outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: a submersible sewage pump with a self-circulation cooling function comprises a self-circulation submersible sewage pump 1, wherein a pump water bin 2 is arranged below the inner part of the self-circulation submersible sewage pump 1, and a motor bin 3 is arranged above the pump water bin 2;

further comprising:

a blower fan 8 provided below the inside of the motor compartment 3;

a cooling tray 9 provided above the blower fan 8;

and the circulating air pipes 5 are arranged around the outer side of the motor cabin 3, the circulating air pipes 5 are four, the four circulating air pipes 5 and the motor cabin 3 are of an integrated structure, the air supply fan 8 rotates to enable air to flow upwards, and the stator 4 and the rotor can be cooled upwards after being cooled by the cooling disc 9.

Referring to fig. 2, a stator 4 is disposed above the refrigeration tray 9, the stator 4 and the self-circulation submersible sewage pump 1 are integrated into a whole, a rotor is disposed inside the stator 4, a rotor shaft 6 is disposed inside the rotor, the rotor shaft 6 and the rotor are integrated into a whole, the rotor shaft 6 extends downward into the pump sump 2, and the rotor rotates to drive an impeller in the pump sump 2 to rotate so as to pump water.

Referring to fig. 2, a plurality of connecting strips 7 are disposed on the rotor shaft 6, the connecting strips 7 are welded to the rotor shaft 6, the connecting strips 7 are disposed between the cooling plate 9 and the blowing fan 8, the lower portion of the connecting strips 7 is connected to the blowing fan 8, and the connecting strips 7 can connect the blowing fan 8 to the rotor shaft 6, so that the rotor shaft 6 drives the blowing fan 8 to rotate.

Referring to fig. 2-3, a refrigerating plate 10 is disposed on an outer side of a refrigerating plate 9, a heat conducting pipe 12 is disposed on an inner side of the refrigerating plate 10, the heat conducting pipe 12 is welded to the refrigerating plate 10, a heat conducting grid 11 is disposed on an inner side of the refrigerating plate 10, the heat conducting grid 11 is welded to the refrigerating plate 10, the heat conducting pipe 12 is inserted into the heat conducting grid 11, an inner ring 13 is disposed between the heat conducting grid 11 and the heat conducting pipe 12, and the refrigerating plate 10 can be cooled after being opened, so that the heat conducting grid 11 and the heat conducting pipe 12 can be cooled, and the passing air can be cooled to dissipate heat of the upper components.

Referring to fig. 1, a water outlet 19 is disposed on the other side of the pump sump 2, the water outlet 19 and the self-circulation submersible sewage pump 1 are integrated, a water outlet flange 14 is disposed on the other side of the water outlet 19, the water outlet flange 14 and the water outlet 19 are integrated, a plurality of positioning holes 15 are disposed on the water outlet flange 14, the positioning holes 15 and the water outlet flange 14 are integrated, a fixed disk 16 is disposed below the pump sump 2, the fixed disk 16 and the self-circulation submersible sewage pump 1 are integrated, a water inlet 17 is disposed in the middle of the fixed disk 16, the water inlet 17 and the self-circulation submersible sewage pump 1 are integrated, and when the self-circulation submersible sewage pump 1 is started, water enters from the water inlet 17 and is sprayed out from the water outlet 19 to drain water.

Referring to fig. 1, a handle 18 is arranged above the self-circulation submersible sewage pump 1, the lower parts of the two sides of the handle 18 are connected with the self-circulation submersible sewage pump 1 through a shaft, and the self-circulation submersible sewage pump 1 can be lifted up by the handle 18 so as to be moved.

The working principle is as follows: when the self-circulation submersible sewage pump is used, after the self-circulation submersible sewage pump 1 is started, the refrigerating fins 10 are started to lower the temperature of the heat conducting grids 11 and the heat conducting pipes 12, the rotor shaft 6 rotates, the air supply fan 8 is driven to rotate through the connecting strips 7, the fan blades in the air supply fan 8 blow air upwards, heat is exchanged after the air passes through the heat conducting grids 11 and the heat conducting pipes 12, the air becomes cold air, the cold air continues to upwards pass through the stator 4 to cool the stator 4 and the rotor, meanwhile, after the air in the space below the stator 4 is blown away, the air in the space above the stator 4 enters the space below the stator 4 from the circulating air pipe 5, the air supply fan 8 blows the air upwards again, the air circulates in the self-circulation submersible sewage pump 1, the problem that when the existing submersible sewage pump is used, the heat of the existing submersible sewage pump is dissipated in water mainly by bubbles, the use range of the submersible sewage pump is limited, the lowest working liquid level needs to be set, and when the water amount is small, the problem that the motor is burnt due to the fact that the heat is too high is caused occurs.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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

1. A submersible sewage pump with a self-circulation cooling function comprises a self-circulation submersible sewage pump (1), wherein a pump water bin (2) is arranged below the interior of the self-circulation submersible sewage pump (1), and a motor bin (3) is arranged above the pump water bin (2);

the method is characterized in that: further comprising:

a blowing fan (8) arranged below the inside of the motor cabin (3);

a refrigeration disk (9) which is arranged above the air supply fan (8);

and the four circulating air pipes (5) are arranged around the outer side of the motor cabin (3), and the four circulating air pipes (5) are arranged and are of an integral structure with the motor cabin (3).

2. The submersible sewage pump with self-circulating cooling function as claimed in claim 1, wherein: the top of refrigeration dish (9) is provided with stator (4), and stator (4) and self-loopa dive dredge pump (1) structure as an organic whole, the inside of stator (4) is provided with the rotor, the inside of rotor is provided with rotor shaft (6), and rotor shaft (6) and rotor structure as an organic whole, and rotor shaft (6) downwardly extending to in pump sump (2).

3. A submersible sewage pump with self-circulating cooling as claimed in claim 2, wherein: the rotor shaft (6) is provided with a plurality of connecting strips (7), the connecting strips (7) are connected with the rotor shaft (6) in a welding mode, the connecting strips (7) are located between the refrigerating disc (9) and the air supply fan (8), and the lower portion of the connecting strips (7) is connected with the air supply fan (8).

4. The submersible sewage pump with self-circulating cooling function as claimed in claim 1, wherein: the outside of refrigeration dish (9) is provided with refrigeration piece (10), the inboard of refrigeration piece (10) is provided with leads temperature pipe (12), and leads temperature pipe (12) and refrigeration piece (10) welded connection, the inboard of refrigeration piece (10) is provided with leads temperature net (11), and leads temperature net (11) and refrigeration piece (10) welded connection, and leads temperature pipe (12) and alternate in the inside of leading temperature net (11), lead temperature net (11) and lead the centre of temperature pipe (12) and be provided with inner ring (13).

5. The submersible sewage pump with self-circulating cooling function as claimed in claim 1, wherein: pump sump (2) opposite side is provided with delivery port (19), and delivery port (19) and self-loopa dive dredge pump (1) structure as an organic whole, the opposite side of delivery port (19) is provided with out water flange (14), and goes out water flange (14) and delivery port (19) structure as an organic whole, it is provided with a plurality of locating holes (15) on water flange (14) to go out, and locating hole (15) and play water flange (14) structure as an organic whole, the below of pump sump (2) is provided with fixed disk (16), and fixed disk (16) and self-loopa dive dredge pump (1) structure as an organic whole, the centre of fixed disk (16) sets up and has water inlet (17), and water inlet (17) and self-loopa dive dredge pump (1) structure as an organic whole.

6. The submersible sewage pump with self-circulating cooling function as claimed in claim 1, wherein: a handle (18) is arranged above the self-circulation submersible sewage pump (1), and the lower parts of the two sides of the handle (18) are connected with the self-circulation submersible sewage pump (1) through a shaft.