CN211174642U

CN211174642U - Long service life's submerged sewage sediment stuff pump

Info

Publication number: CN211174642U
Application number: CN201921284243.7U
Authority: CN
Inventors: 李富强; 崔启明; 张建力
Original assignee: Hebei Tongda Pump And Valve Group Co ltd
Current assignee: Hebei Tongda Pump And Valve Group Co ltd
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-08-04
Anticipated expiration: 2029-08-09

Abstract

The utility model discloses a long service life's submerged sewage sediment stuff pump, including pump shell, protection mechanism and filter mechanism, protection mechanism includes the pump shaft, the pump shaft is in the pump shell inside, pump shell outside surface top is provided with the upper casing, pump shaft outside surface bottom is provided with the lower casing, the lower casing is in the surface of upper casing bottom, pump shell bottom surface is seted up the water inlet; through having installed sleeve pipe and lower casing, the pump shaft is when rotatory, the inside medium of pump shell is kept apart with the lower casing by the sleeve pipe, guaranteed that the pump shaft can not directly contact with the medium, the life of pump shaft has been prolonged, the use cost of pump has been reduced, through having installed filter mantle and filter screen, avoided this device at the during operation, the medium that gets into from the water inlet is too big, cause the problem of jam, through having set up fixture block and draw-in groove, the problem of filter mantle installation has not been avoided, through having installed the rubber circle, the leakproofness has been improved.

Description

Long service life's submerged sewage sediment stuff pump

Technical Field

The utility model belongs to the technical field of the sediment stuff pump, concretely relates to long service life's submerged sewage sediment stuff pump.

Background

The slurry pump is a device for converting electric energy into kinetic energy and potential energy of a medium by a machine for increasing energy of a solid-liquid mixed medium by the action of centrifugal force (rotation of an impeller of the pump). The method is mainly suitable for the following steps: in the fields of industries such as mines, power plants, dredging, metallurgy, chemical engineering, building materials, petroleum and the like, various slurry pumps on the market still have various problems.

The utility model discloses a centrifugal slurry pump as utility model discloses of grant bulletin number CN203655712U, it has realized in time finding the condition of wearing through of overflowing the part apron plate to in time change the maintenance, prevent that the trouble from further expanding, but does not solve current slurry pump, inside sewage medium of pump and pump shaft direct contact when using under sewage for the wearing and tearing of pump shaft, need change, pump shaft life's problem has been reduced, we propose a long service life's submerged sewage slurry pump for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a long service life's submerged sewage sediment stuff pump to solve above-mentioned background and propose current sediment stuff pump, the inside sewage medium of pump and pump shaft direct contact when using under sewage for the wearing and tearing of pump shaft need be changed, have reduced pump shaft life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a long service life's submerged sewage sediment stuff pump, includes pump housing, protection mechanism and filtering mechanism, protection mechanism includes the pump shaft, the pump shaft is inside the pump housing, pump housing outside surface top is provided with the sleeve pipe, pump shaft outside surface bottom is provided with the lower casing, the lower casing is in sleeve pipe bottom surface, the water inlet has been seted up to pump housing bottom surface.

Preferably, the filter mechanism includes the filter mantle, the filter mantle is in pump housing bottom surface, the water inlet is inside the filter mantle, filter mantle bottom surface is provided with the filter screen, filter screen top surface is provided with the rubber circle, the ring channel has been seted up to rubber circle bottom surface, filter mantle one end is inside the ring channel, the spacing groove has been seted up on filter mantle outside surface, the inside fixture block that is provided with of spacing groove, fixture block one end is in filter mantle outside surface, fixture block other end surface is provided with the spring, the draw-in groove has been seted up to ring channel inner wall one side, fixture block one end is inside the draw-in groove.

Preferably, the upper casing and the lower casing are both positioned inside the pump shell and are fixedly connected.

Preferably, the number of the springs is six, and the springs are located inside the limiting grooves.

Preferably, a pushing block is arranged at the bottom end of the surface of one side of the clamping block, and one end of the pushing block is located on the surface of the outer side of the filter cover.

Preferably, one end of the spring is fixedly connected with the clamping block, and the other end of the spring is fixedly connected with the inner wall of the limiting groove.

Preferably, the clamping block is movably connected with the clamping groove, and the clamping block is movably connected with the limiting groove.

Preferably, the rubber ring is fixedly connected with the filter screen, the rubber ring is positioned on the outer side surface of the water inlet, and the rubber ring is movably connected with the outer side surface of the water inlet.

Preferably, the filter screen is attached to one end surface of the water inlet, and the outer side surface of the filter cover is provided with a polyethylene layer.

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

(1) through having installed upper casing and lower casing, the pump shaft is when rotatory, and the inside medium of pump shell is kept apart with the lower casing by upper casing, has guaranteed that the pump shaft can not direct and medium contact, has prolonged the life of pump shaft, has reduced the use cost of pump.

(2) Through having installed filter mantle and filter screen, avoided this device at the during operation, the medium that gets into from the water inlet is too big, causes the problem of jam, through having set up fixture block and draw-in groove, has avoided the problem that the filter mantle can not install, through having installed the rubber circle, has improved the leakproofness.

Drawings

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

FIG. 2 is a schematic structural view of the filtering mechanism of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

FIG. 4 is a schematic view of the filter cover structure of the present invention;

FIG. 5 is a schematic top view of the filter housing of the present invention;

in the figure: 1. a pump housing; 2. a pump shaft; 3. sleeving a sleeve; 4. a medium; 5. a water inlet; 6. a filter housing; 7. a rubber ring; 8. a filter screen; 9. a clamping block; 10. a card slot; 11. a spring; 12. a limiting groove; 13. a push block; 14. setting a sleeve; 15. an annular groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a long service life's submerged sewage sediment stuff pump, includes pump housing 1, protection mechanism and filtering mechanism, and protection mechanism includes pump shaft 2, and pump shaft 2 is inside

pump housing

1, and 1 outside surface top of pump housing is provided with

sleeve pipe

3, and 2 outside surface bottoms of pump shaft are provided with lower casing 14, and lower casing 14 is located 3 bottom surfaces of upper casing, and water inlet 5 has been seted up on 1 bottom surface of pump housing.

In order to facilitate the installation filter mantle 6, in this embodiment, it is preferred, filtering mechanism includes filter mantle 6, filter mantle 6 is in 1 bottom surface of pump housing, water inlet 5 is located inside

filter mantle

6, 6 bottom surfaces of filter mantle are provided with

filter screen

8, 8 top surfaces of filter screen are provided with rubber circle 7, annular groove 15 has been seted up on 7 bottom surfaces of rubber circle, 6 one end of filter mantle is in inside

annular groove

15, 6 outside surfaces of filter mantle have seted up spacing groove 12, the inside fixture block 9 that is provided with of

spacing groove

12, 9 one end of fixture block is in 6 outside surfaces of filter mantle, 9 other end surfaces of fixture block are provided with spring 11, draw-in groove 10 has been seted up to 15 inner wall one side of annular groove, 9 one.

In order to isolate the medium 4 from the pump shaft 2, in the present embodiment, it is preferable that the upper casing 3 and the lower casing 14 are both located inside the pump casing 1, and the upper casing 3 and the lower casing 14 are fixedly connected.

In order to facilitate the installation of the springs 11, in the present embodiment, it is preferable that the number of the springs 11 is six, and the springs 11 are located inside the limiting grooves 12.

In order to facilitate pushing the latch 9, in the embodiment, preferably, a pushing block 13 is disposed at a bottom end of a side surface of the latch 9, and one end of the pushing block 13 is located on an outer side surface of the filter housing 6.

In order to fix the latch 9, in this embodiment, preferably, one end of the spring 11 is fixedly connected to the latch 9, and the other end of the spring 11 is fixedly connected to the inner wall of the limiting groove 12.

In order to facilitate the movement of the latch 9, in this embodiment, preferably, the latch 9 is movably connected with the slot 10, and the latch 9 is movably connected with the limiting slot 12.

In order to fix the filter screen 8, in this embodiment, preferably, the rubber ring 7 is fixedly connected with the filter screen 8, the rubber ring 7 is located on the outer side surface of the water inlet 5, and the rubber ring 7 is movably connected with the outer side surface of the water inlet 5.

In order to facilitate the filtering medium 4, in this embodiment, preferably, the filtering net 8 is attached to one end surface of the water inlet 5, and the outer side surface of the filtering cover 6 is provided with a polyethylene layer.

The utility model discloses a theory of operation and use flow: after the device is installed, when the device is used, the upper sleeve 3 and the lower sleeve 14 are installed, when the pump shaft 2 rotates, the medium 4 in the pump shell 1 is isolated from the lower sleeve 14 by the upper sleeve 3, the pump shaft 2 is guaranteed not to be directly contacted with the medium 4, the service life of the pump shaft 2 is prolonged, and the use cost of the pump is reduced, when the filter cover 6 is installed, the push block 13 is firstly pressed, the push block 13 pushes the clamping block 9 to move to one side, the spring 11 is compressed under stress, then the top end of the filter cover 6 is inserted into the annular groove 15 in an aligning way, the push block 13 is loosened, the spring 11 is not stressed, one end of the clamping block 9 is pushed to move towards the inside of the clamping groove 10 to be clamped, the rubber ring 7 wraps the outer side surface of the water inlet 5, the problem that the medium 4 entering from the water inlet 5 is too large to cause blockage when the device is operated is solved by installing the clamping block 9 and the clamping groove 10, the problem that the filter cover 6 cannot be installed is avoided, and the sealing performance is improved by installing the rubber ring 7.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a long service life's submerged sewage sediment stuff pump, includes pump housing (1), protection mechanism and filter mechanism, its characterized in that: protection mechanism includes pump shaft (2), inside pump shaft (2) was in pump shell (1), pump shell (1) outside surface top was provided with sleeve pipe (3), pump shaft (2) outside surface bottom is provided with lower casing pipe (14), lower casing pipe (14) are in sleeve pipe (3) bottom surface, water inlet (5) have been seted up to pump shell (1) bottom surface.

2. The long-life submerged sewage slurry pump according to claim 1, characterized in that: the filtering mechanism comprises a filtering cover (6), the filtering cover (6) is arranged on the surface of the bottom end of the pump shell (1), the water inlet (5) is positioned inside the filtering cover (6), the bottom end surface of the filtering cover (6) is provided with a filter screen (8), the top end surface of the filter screen (8) is provided with a rubber ring (7), the bottom end surface of the rubber ring (7) is provided with an annular groove (15), one end of the filter cover (6) is positioned in the annular groove (15), the outer side surface of the filter cover (6) is provided with a limit groove (12), a clamping block (9) is arranged in the limiting groove (12), one end of the clamping block (9) is positioned on the outer side surface of the filter cover (6), the spring (11) is arranged on the surface of the other end of the clamping block (9), the clamping groove (10) is formed in one side of the inner wall of the annular groove (15), and one end of the clamping block (9) is located inside the clamping groove (10).

3. The long-life submerged sewage slurry pump according to claim 1, characterized in that: the upper casing (3) and the lower casing (14) are both positioned in the pump shell (1), and the upper casing (3) is fixedly connected with the lower casing (14).

4. The long-life submerged sewage slurry pump according to claim 2, characterized in that: the number of the springs (11) is six, and the springs (11) are located inside the limiting grooves (12).

5. The long-life submerged sewage slurry pump according to claim 2, characterized in that: the bottom end of one side surface of the clamping block (9) is provided with a push block (13), and one end of the push block (13) is positioned on the outer side surface of the filter cover (6).

6. The long-life submerged sewage slurry pump according to claim 2, characterized in that: one end of the spring (11) is fixedly connected with the clamping block (9), and the other end of the spring (11) is fixedly connected with the inner wall of the limiting groove (12).

7. The long-life submerged sewage slurry pump according to claim 2, characterized in that: the clamping block (9) is movably connected with the clamping groove (10), and the clamping block (9) is movably connected with the limiting groove (12).

8. The long-life submerged sewage slurry pump according to claim 2, characterized in that: rubber circle (7) and filter screen (8) are fixed connection, rubber circle (7) are in water inlet (5) outside surface, rubber circle (7) and water inlet (5) outside surface are swing joint.

9. The long-life submerged sewage slurry pump according to claim 2, characterized in that: the filter screen (8) is attached to one end surface of the water inlet (5), and a polyethylene layer is arranged on the outer side surface of the filter cover (6).