CN210623111U - Submersible pump structure - Google Patents

Abstract

The utility model discloses a submersible pump structure, which comprises a pump body, the setting is at the outside water inlet of the pump case of the pump body, the setting is in the pump case outside of the pump body and the relative delivery port that sets up with the water inlet, accept in the inside motor of the pump case of the pump body and accept in the pump case of the pump body inside and by motor drive pivoted impeller, still include sump pressure boost structure, sump pressure boost structure is acceptd inside the pump case of the pump body, when liquid is thrown away, the inside pressure increase of the pump case of the pump body is so that liquid outflow speed accelerates. The utility model provides a immersible pump structure, at the inside sump that increases of the pump case of the pump body, the inside volume of pump case through the reduction pump body increases the pressure in the pump body for the speed of liquid outflow accelerates, can show the work efficiency who improves the immersible pump, thereby has promoted the performance of immersible pump greatly.

Description

Submersible pump structure

Technical Field

The utility model relates to a water pump technical field especially relates to a immersible pump structure.

Background

The submersible pump is an important device for pumping water from a deep well, and when the submersible pump is used, the whole unit is submerged into water to work, and underground water is pumped to the ground surface, so that the submersible pump is widely applied to the fields of domestic water, mine emergency rescue, industrial cooling, farmland irrigation, seawater lifting, ship load regulation and the like. When the submersible pump works, the motor is electrified to drive the impeller to rotate, the impeller rotates at a high speed, and liquid is thrown out under the action of centrifugal force. However, the submersible pump in the prior art has a large space in the pump body, and since liquid is thrown out, the pressure in the pump body of the submersible pump is reduced, so that the liquid outflow speed is reduced, and the performance of the submersible pump is poor.

In order to overcome not enough and defect among the background art, the utility model provides a immersible pump structure through reducing the internal volume of pump, increases the promotion that the internal pressure of pump reaches working property, improves the work efficiency of water pump.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a immersible pump structure, through reducing the internal volume of pump, increase the promotion that the internal pressure of pump reaches working property, improve the work efficiency of water pump.

The utility model discloses a realize through following technical scheme:

the utility model provides a submersible pump structure, includes the pump body, sets up at the outside water inlet of the pump case of the pump body, set up in the outside of the pump case of the pump body and the delivery port that sets up relatively with the water inlet, accept in the inside motor of the pump case of the pump body and accept in the inside just quilt of the pump case of the pump body motor drive pivoted impeller still includes sump pressurization structure, sump pressurization structure is acceptd inside the pump case of the pump body, when liquid was thrown away, the pressure increase inside the pump case of the pump body was so that liquid outflow speed accelerates.

Furthermore, the water sump pressurizing structure comprises a water sump, a water sump upper cover, a water sump seal and a water sump lower cover, the water sump is accommodated in the pump shell of the pump body, the water sump upper cover and the water sump lower cover are arranged at two ends of the water sump, and the water sump seal is arranged between the water sump lower cover and the pump shell of the pump body for sealing.

Furthermore, the water sump comprises a vertical surface and horizontal surface sections which are integrally formed at two ends of the vertical surface, the two horizontal surface sections oppositely extend outwards to form an auxiliary vertical surface, and a group of symmetrical horizontal surface sections are integrally formed at the other side of the vertical surface, which is opposite to the two horizontal surface sections.

Furthermore, the auxiliary vertical face contained in the water sump is hermetically connected with the pump shell of the pump body through the lower cover of the water sump, the impeller is accommodated on one side of the vertical face contained in the water sump, and a group of horizontal plane two sections contained in the water sump are connected with the pipe shell of the motor through the upper cover of the water sump.

Furthermore, a pump shaft is accommodated in a pump shell of the pump body, one end of the pump shaft is connected with the motor through a sealing ring, and the other end of the pump shaft is in transmission connection with the impeller.

The utility model has the advantages that: the utility model provides a immersible pump structure, at the inside sump that increases of the pump case of the pump body, the inside volume of pump case through the reduction pump body increases the pressure in the pump body for the speed of liquid outflow accelerates, can show the work efficiency who improves the immersible pump, thereby has promoted the performance of immersible pump greatly.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of fig. 1.

Fig. 3 is a top view of fig. 1.

Fig. 4 is a schematic cross-sectional view taken along line a-a of fig. 3.

Fig. 5 is a partially enlarged view of the portion a in fig. 4.

Fig. 6 is a partially enlarged view of the upper portion B of fig. 4.

Wherein:

1. a pump body;

2. a water inlet;

3. a water outlet;

4. a motor;

5. an impeller;

6. a water sump pressurization structure;

61. a water sump;

611. a facade;

612. a section of a horizontal plane;

613. an auxiliary facade;

614. a second horizontal plane section;

62. a water sump upper cover;

63. sealing the water sump;

64. a lower cover of the water sump;

7. a pump shaft;

8. and (5) sealing rings.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The submersible pump structure shown in fig. 1 to 6 includes a pump body 1, a water inlet 2 disposed outside a pump case of the pump body 1, a water outlet 3 disposed outside the pump case of the pump body 1 and opposite to the water inlet 2, a motor 4 housed inside the pump case of the pump body 1, and an impeller 5 housed inside the pump case of the pump body 1 and driven to rotate by the motor 4, wherein a pump shaft 7 is housed inside the pump case of the pump body 1, one end of the pump shaft 7 is connected to the motor 4 through a seal ring 8, and the other end of the pump shaft 7 is connected to the impeller 5 in a transmission manner, and further includes a sump pressurizing structure 6, wherein the impeller is a high-performance impeller, the sump pressurizing structure 6 is housed inside the pump case of the pump body 1, and when liquid is thrown out, the pressure inside the pump case of the pump body 1 is increased.

In this embodiment, the water sump pressurizing structure 6 includes a water sump 61, a water sump upper cover 62, a water sump seal 63 and a water sump lower cover 64, the water sump 61 is accommodated in the pump housing of the pump body 1, the water sump upper cover 62 and the water sump lower cover 64 are disposed at two ends of the water sump 61, the water sump seal 63 is disposed between the water sump lower cover 64 and the pump housing of the pump body 1 for sealing, and the water sump seal 63 is a seal ring.

More specifically, the water sump 61 comprises a vertical surface 611 and horizontal surface sections 612 integrally formed at two ends of the vertical surface 611, the two horizontal surface sections 612 extend outwards relatively to form an auxiliary vertical surface 613, and a set of symmetrical horizontal surface sections 614 are integrally formed at the other side of the vertical surface 611 opposite to the two horizontal surface sections 612;

the auxiliary vertical surface 613 contained in the sump 61 is hermetically connected with the pump shell of the pump body 1 through the sump lower cover 64, the impeller 5 is contained at one side of the vertical surface 611 contained in the sump 61, and the group of horizontal surface segments 614 contained in the sump 61 is connected with the pipe shell of the motor 4 through the sump upper cover 62.

The working principle of the utility model is as follows: the immersible pump during operation, motor 4 circular telegram drives impeller 5 rotatory, and impeller 5 is high-speed rotatory, outwards throws away liquid under the effect of centrifugal force, and the pump case of the pump body 1 is inside to be increased to have a sump pressure boost structure 6, increases the pressure in the pump body 1 through reducing the volume in the pump body 1 for liquid flows from the delivery port with faster speed, thereby has promoted the working property of immersible pump.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a submersible pump structure, includes the pump body, sets up at the outside water inlet of the pump case of the pump body, set up in the outside of the pump case of the pump body and the delivery port that sets up relatively with the water inlet, accept in the inside motor of the pump case of the pump body and accept in the pump case of the pump body is inside and by motor drive pivoted impeller, its characterized in that: the pump further comprises a water sump pressurization structure, the water sump pressurization structure is accommodated in the pump shell of the pump body, and when liquid is thrown out, the pressure in the pump shell of the pump body is increased so that the liquid outflow speed is increased.

2. A submersible pump arrangement according to claim 1, wherein: the water sump pressurizing structure comprises a water sump, a water sump upper cover, a water sump seal and a water sump lower cover, the water sump is accommodated in a pump shell of the pump body, the water sump upper cover and the water sump lower cover are arranged at two ends of the water sump, and the water sump seal is arranged between the water sump lower cover and the pump shell of the pump body for sealing.

3. A submersible pump arrangement according to claim 2, wherein: the water sump comprises a vertical surface and horizontal surface sections which are integrally formed at two ends of the vertical surface, the horizontal surface sections oppositely extend outwards to form an auxiliary vertical surface, and a group of symmetrical horizontal surface sections are integrally formed at the other side of the vertical surface, which is opposite to the horizontal surface sections.

4. A submersible pump arrangement according to claim 3, wherein: the auxiliary vertical face contained in the water sump is connected with the pump shell of the pump body in a sealing mode through the lower cover of the water sump, the impeller is contained on one side of the vertical face contained in the water sump, and the group of horizontal plane two sections contained in the water sump are connected with the pipe shell of the motor through the upper cover of the water sump.

5. A submersible pump arrangement according to claim 1, wherein: a pump shaft is accommodated in the pump shell of the pump body, one end of the pump shaft is connected with the motor through a sealing ring, and the other end of the pump shaft is in transmission connection with the impeller.

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