CN203717377U

CN203717377U - Submersible pump

Info

Publication number: CN203717377U
Application number: CN201320864551.3U
Authority: CN
Inventors: 倪祖根
Original assignee: Suzhou Kingclean Precision Machinery Co Ltd
Current assignee: Suzhou Kingclean Precision Machinery Co Ltd
Priority date: 2013-12-26
Filing date: 2013-12-26
Publication date: 2014-07-16
Anticipated expiration: 2023-12-26

Abstract

The utility model discloses a submersible pump, comprising a pump body, wherein the pump body is internally provided with a motor and an impeller; a base is arranged under the pump body; two base openings are formed in the side wall of the base; a mesh enclosure is arranged on the outer side of the side wall of the base in a sleeving manner; two mesh enclosure openings, corresponding to the base openings, are formed in the side wall of the mesh enclosure; a filter screen is formed at the bottom of the mesh enclosure; an axial rib is formed on the outer side of the side wall of the base; a first groove and a second groove are formed in the corresponding positions of the side wall of the mesh enclosure. When the submersible pump needs to perform sewage treatment, the axial rib is located in the first groove, the base openings and the mesh enclosure openings are coincided, the sewage flows into the pump body to be discharged from the bottom of the mesh enclosure and the two mesh enclosure openings; when clean water treatment is performed, the mesh enclosure is rotated, the axial rib is located in the second groove, the mesh enclosure openings are sealed, and thus clean water can flow into the pump body only through the bottom of the mesh enclosure. The submersible pump disclosed by the utility model has a simple structure, and the sewage and clean water treatment switching can be easily realized.

Description

A kind of submersible pump

Technical field

the utility model relates to a kind of submersible pump, is specifically related to a kind of submersible pump that can change between sewage treatment and clear water processing.

Background technique

a kind of purposes of submersible pump is water treatment instrument very widely, and its working environment under water.Before turn on pump, in pump, must be full of liquid.After turn on pump, motor drives impeller High Rotation Speed, liquid wherein, along with blade rotates together, under the effect of centrifugal force, flies away from impeller and outwards penetrates, and the liquid of ejaculation speed in pump housing chamber is slack-off gradually, and pressure increases gradually, then from water outlet, flows out.In blade center, because being thrown toward, liquid around forms the vacuum low-pressure district that not only there is no air but also there is no liquid, liquid in liquid pool is under the atmospheric effect of pond face, in water intake inflow pump, liquid is come up and from water outlet, is flowed out continuously again from suction in liquid pool continuously like this.

submersible pump in the market is mainly divided into two kinds of clean waterpump and sewage pumps, the relative ground range of sewage pump water intake higher (it highly need be greater than the largest particles diameter that can pass through), therefore after work, in liquid pool, residual liquid is relatively dark, and when water level is lower, sewage pump cannot be worked, and can only use clean waterpump.Comparing clean waterpump with sewage pump has the water inlet position closer to ground, can make the residual liquid in liquid pool reach minimum, but it can not clear up the liquid that contains large scale solid particulate matter.Based on this narrow limitation, user often will be equipped with two kinds of submersible pumps simultaneously, but has just increased like this expenditure and for depositing the space of these two kinds of pumps.

Model utility content

the utility model object is: a kind of submersible pump that can carry out sewage treatment and clear water processing conversion is provided.

the technical solution of the utility model is:

a kind of submersible pump, comprise the pump housing, be arranged on motor in the pump housing, by motor-driven impeller be arranged on the base of pump housing bottom and closed impeller, base center offers water intake, periphery at described water intake forms base side wall, described base side wall offers at least one base openings, base is connected with the guard that can rotate relative to base, and the guard sidewall of described guard offers guard opening corresponding with base openings and that can be communicated with it.

preferably, base side wall outside forms axial ribs, guard inside sidewalls offers the first groove and the second groove matching with axial ribs, when axial ribs is positioned at the first groove, guard opening overlaps with base openings, when axial ribs is positioned at the second groove, the non-open region sealing guard opening of base side wall.

preferably, the quantity of described base openings is two, and it is oppositely arranged; The quantity of guard opening is two.

preferably, described base side wall forms boss, and guard sidewall offers the track of taking in described boss.

preferably, the length of described track is greater than the length between the first groove and the second groove.

preferably, described base and guard are plastic material.

the utility model has the advantages that:

on the basis of original submersible pump, offer base openings and increase guard, in the time of need to disposing of sewage, guard opening and base openings overlap, and sewage can enter in the pump housing from a plurality of imports, and the passability of pump is large; When needs are processed clear water, guard opening is closed, and can obtain lower remaining water level; Submersible pump not only can be disposed of sewage but also can process clear water like this, no matter low water level or high water level all can solve by single water pump.

the utility model is easy to operate, and between clear water, two kinds of processing modes of sewage, conversion easily, only need be fixed on the axial ribs of base in corresponding groove, and two kinds of conversions do not need instrument or the teardown of engine easily to realize.

of the present utility model simple in structure, part is few, and cost is low.

Accompanying drawing explanation

below in conjunction with drawings and Examples, the utility model is further described:

fig. 1 is schematic diagram of the present utility model;

fig. 2 is the schematic diagram of base in embodiment;

fig. 3 is the schematic diagram of guard in embodiment;

fig. 4 is the present embodiment submersible pump water (flow) direction schematic diagram while disposing of sewage;

fig. 5 is the plan view of the present embodiment submersible pump base and guard while disposing of sewage;

fig. 6 is A place enlarged view in Fig. 5;

water (flow) direction schematic diagram when Fig. 7 is the present embodiment submersible pump processing clear water;

the plan view of base and guard when Fig. 8 is the present embodiment submersible pump processing clear water;

fig. 9 is B place enlarged view in Fig. 8.

wherein: 1. the pump housing, 11 chambers, 12. water outlets, 2. motor, 3. impeller, 4. base, 41. water intakes, 42. base side walls, 43. base openings, 44. axial ribs, 45. boss, 5. guard, 51. guard sidewalls, 52. guard openings, 53. first grooves, 54. second grooves, 55 tracks, 56. filter screens.

Embodiment

embodiment:

as shown in Figure 1, submersible pump comprises the pump housing 1, in the pump housing 1, be provided with motor 2, motor 2 impeller 3 that is in transmission connection, the chamber below of the pump housing 1 is equiped with base 4, and base 4 offers water intake 41, water intake 41 is communicated with chamber 11, one side of chamber offers water outlet 12, and base 4 is connected with guard 5, and guard 5 can be around the axis rotation of base 4; Base 4 and guard 5 are plastic material.Base 4 as shown in Figure 2, the center of base 4 offers water intake 41, water intake periphery forms base side wall 42, offers two relative base openings 43 on base side wall 42, and the outside of base side wall 42 forms axial ribs 44 boss 45 that radially extend relative with two.The inwall of guard 5 is tightly set in the periphery of base side wall 42, guard 5 as shown in Figure 3, guard 5 is axial two ends hollows, the lower ending opening place of guard 5 forms filter screen 56, and filter screen 56 is designed to a curved surface, its more past middle part, it is highly higher, the bottom surface of contact close contact of filter screen 56 and base side wall 42, guard sidewall 51 offer two corresponding with base openings 43 positions, and big or small identical or close guard opening 52.On the inwall of guard sidewall 51, also offer first groove 53 suitable with axial ribs 44 and the second groove 54, when axial ribs 44 is in the first groove 53 when interior, guard opening 52 overlaps with base openings 43, can form water route path; When axial ribs 44 is in the second groove 54 when interior, the non-open area sealing guard opening 52 of base side wall 42, current can not enter in the pump housing 1 from guard opening 52.On guard 5, offer two tracks 55, track 55 is taken in corresponding boss 45, and boss 45, in the corresponding interior slip of track 55, plays spacing fixing effect, and the length of track 55 is greater than the length between the first groove 53 and the second groove 54.

submersible pump related in the present embodiment is when disposing of sewage, as shown in Figure 4, Figure 5 and Figure 6, axial ribs 44 is positioned at the first groove 53, relative position between base 4 and guard 5 is fixed, and base openings 43 overlaps with guard opening 52, during submersible pump work, sewage water (flow) direction as shown in Figure 4, sewage enters in the pump housing 1 from bottom and three of the both sides entrance of guard 5, and discharges from water outlet 12, and passing ability when submersible pump is disposed of sewage is like this high.When processing clear water, as shown in Figure 7, Figure 8 and Figure 9, axial ribs 44 is positioned at the second groove 54, the non-open area sealing guard opening 52 of base side wall 42, and when submersible pump is worked, water can only flow to from the bottom of guard 5 pump housing 1, from water outlet 12, discharges.The height difference h of guard 5 bottom surfaces and base 4 bottom surfaces has determined the degree of depth of remaining water level, so this submersible pump can obtain lower remaining water level at clear water state.Hour, what also reduced that guard 5 bottom surfaces are blocked by particulate matter at sewage state may simultaneously for height difference h.

those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.

Claims

1. a submersible pump, comprise the pump housing, be arranged on motor in the pump housing, by motor-driven impeller be arranged on the base of pump housing bottom and closed impeller, base center offers water intake, it is characterized in that: the periphery at described water intake forms base side wall, described base side wall offers at least one base openings, base is connected with the guard that can rotate relative to base, and the guard sidewall of described guard offers guard opening corresponding with base openings and that can be communicated with it.

2. a kind of submersible pump according to claim 1, it is characterized in that: base side wall outside forms axial ribs, guard inside sidewalls offers the first groove and the second groove matching with axial ribs, when axial ribs is positioned at the first groove, guard opening overlaps with base openings, when axial ribs is positioned at the second groove, the non-open region sealing guard opening of base side wall.

3. a kind of submersible pump according to claim 1, is characterized in that: the quantity of described base openings is two, and it is oppositely arranged; The quantity of guard opening is two.

4. a kind of submersible pump according to claim 2, is characterized in that: described base side wall forms boss, and guard sidewall offers the track of taking in described boss.

5. a kind of submersible pump according to claim 4, is characterized in that: the length of described track is greater than the length between the first groove and the second groove.

6. according to a kind of submersible pump described in any one in claim 1 ~ 5, it is characterized in that: described base and guard are plastic material.