Crushing and separating type pump for ship

Abstract

The invention relates to the technical field of pump bodies, in particular to a marine crushing and separating type pump which comprises a pump body and a base in butt joint with the lower end of the pump body in a matched mode, a water outlet pipe and a water inlet pipe are arranged outside the pump body, and an inner cylinder piece is arranged in the pump body. A water outlet channel communicated with the interior of the pump body main body is formed in the upper end of the inner cylinder part, a chopping assembly is arranged in the inner cylinder part, the upper end of the chopping assembly is in butt joint with the output end of the driving assembly in a matched mode, and the chopping assembly comprises a multi-stage chopping part to achieve multi-stage smashing of dirt in sewage. According to the sewage treatment device, dirt in sewage is cut up in the inner cylinder and conveyed into the multi-stage filter frame through the spiral conveyor to be filtered and separated, the dirt is cut up and separated, pipeline blockage is avoided, meanwhile, compared with comparison cases, the internal structure of the sewage treatment device is more reasonable and simpler in structure arrangement, and the sewage treatment device is more convenient to use. And the whole is convenient to disassemble and maintain.

Description

Technical Field

[0001] The invention relates to the technical field of pump bodies, in particular to a marine crushing and separation pump. Background Art

[0002] A marine crushing pump is a special type of pump equipment, which is mainly used on ships to crush and transport soft dirt in domestic sewage. When the existing pump body is in use, the pump has limited effect on crushing dirt in the process of transporting solid-liquid two-phase flow media, and cannot effectively filter the dirt in the sewage, which may cause blockage of the flow channel during the sewage discharge process.

[0003] The Chinese invention patent with application number "202210444593.5" discloses a marine crushing and separation pump, including a wall 1, an inlet 2, a first-stage crushing device 3, a bite-type crushing device 4, a high-speed rotating crushing device 5, a parallel rotating device 6, a particle transmission device 7, an impeller 8, a support frame 9 and a diversion wall 10 arranged from top to bottom. The first-stage crushing device, the bite-type crushing device, the high-speed rotating crushing device, the parallel rotating device and the particle transmission device are arranged to work together to achieve sufficient crushing of particles in the early stage and separation of particles in the later stage. However, the internal structure of the invention is complex and compact, and the internal structure is easily damaged during use and difficult to repair.

[0004] Therefore, a marine crushing and separation pump is needed to improve the above problems. Summary of the invention

[0005] The object of the present invention is to provide a marine crushing and separation pump to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A marine crushing and separation pump, comprising a pump body and a base that is docked with the lower end of the pump body, a water outlet pipe and a water inlet pipe are arranged outside the pump body, an internal cylinder is arranged inside the pump body, the upper end of the internal cylinder has a water outlet channel connected with the inside of the pump body, a chopping assembly is arranged inside the internal cylinder, the upper end of the chopping assembly is docked with the output end of the driving assembly, and the chopping assembly includes a multi-stage chopping part to realize multi-stage crushing of pollutants in sewage;

[0008] An installation cavity is provided in the base, and a multi-stage filtering component is provided in the installation cavity. A conveying component is provided at the lower end of the shredding component to convey the crushed dirt to the multi-stage filtering component, and the sewage and the dirt are separated by the multi-stage filtering component. A sewage discharge channel is provided in the base, and one end of the sewage discharge channel is connected to the water outlet pipe through a connecting pipe, and a check valve is installed on the connecting pipe.

[0009] As a preferred solution of the present invention, the pump body includes a shell, the upper end of the shell is connected to a mounting plate through a plurality of fixed connecting rods, and the drive assembly is fixedly mounted on the mounting plate.

[0010] As a preferred solution of the present invention, the internal cylinder member includes an inner cylinder fixedly connected to the upper end of the shell, a spacing space for sewage to pass through is provided between the outer side of the inner cylinder and the inside of the shell, and the water outlet channel is a plurality of holes opened at the upper end of the side of the inner cylinder.

[0011] As a preferred solution of the present invention, the inner upper end of the inner cylinder is fixedly connected to a fixed cylinder member, and the fixed cylinder member includes an internal hollow ring body, one side of the ring body is connected to the end of the water inlet pipe through a connecting end, a filter screen is provided at the upper end of the ring body to filter dirt, and a connecting plate is fixedly connected to the outer side of the lower end of the ring body, which is fixedly connected to the inner cylinder through the connecting plate.

[0012] As a preferred solution of the present invention, the shredding assembly includes a middle shaft member that cooperates with the output end of the driving assembly, and the outer side of the middle shaft member is provided with multiple shredding parts from top to bottom, and the multiple shredding parts include primary shredding parts, secondary shredding parts and vertical shredding parts.

[0013] As a preferred solution of the present invention, the preliminary crushing member is arranged inside the ring body, and includes a plurality of primary crushing blades fixedly connected to the middle shaft, and the primary crushing blades have two length specifications, and the blades of the two length specifications are arranged in sequence along the direction of the middle shaft;

[0014] As a preferred solution of the present invention, the secondary crushing member includes a plurality of sleeves fixedly connected to the middle shaft member, a plurality of fine crushing blades are arranged at equal intervals on the outer side of the sleeve along the vertical direction, and a plurality of fixed blades are arranged on one side of the inner side of the inner cylinder, and the fixed blades are located between the adjacent fine crushing blades in the vertical direction;

[0015] The vertical shredder comprises a collar fixedly connected to the middle shaft, the outer side of the collar is fixedly connected to a connecting ring via a plurality of fixing rods, a plurality of fixing rods are provided with slots, the upper end of the connecting ring is fixedly connected to a plurality of vertical blades at equal intervals, and the upper ends of the plurality of vertical blades are fixedly connected to a fixing ring body.

[0016] The conveying component adopts a screw conveyor, which is fixedly connected to the lower end of the middle shaft, and the lower end of the screw conveyor penetrates the base to convey the crushed sewage mixture to the multi-stage filtering component.

[0017] As a preferred solution of the present invention, the multi-stage filtration assembly includes a filter frame a corresponding to the lower end position of the screw conveyor, one side of the filter frame a is fixedly connected to the filter frame b, one side of the filter frame b is fixedly connected to the filter frame c, and one side of the filter frame c is fixedly connected to a mesh cylinder that cooperates with the sewage discharge channel, and the other side of the filter frame a is fixedly connected to a sealing plate through a rod, and the mesh diameters of the filter frame a, filter frame b, filter frame c and mesh cylinder decrease in sequence.

[0018] As a preferred solution of the present invention, a plurality of mounting ears are fixedly connected on both sides of the base, and the plurality of mounting ears are fixedly installed by bolts. A protrusion corresponding to the vertical position of the mounting ears is fixedly connected on both sides of the mounting plate, and a locking rod is arranged between the protrusion and the mounting ears located in the same vertical plane.

[0019] As a preferred solution of the present invention, the locking rod body includes a connecting rod which passes through the protrusion and the mounting ear in sequence, the upper end of the connecting rod is fixedly connected with a rotating protrusion, the lower end of the rotating protrusion is fixedly connected with a rubber block, the rubber block abuts against the upper end of the protrusion, the outer side of the lower end of the connecting rod is threadedly connected with a connecting sleeve, the connecting sleeve is located above the mounting ear, and the lower end of the connecting rod is fixedly connected with a block, and the block is tightly pressed against the mounting surface under the action of the rotating protrusion driving the connecting rod to rotate and adjust.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] The present invention has a built-in inner cylinder to shred the dirt in the sewage, and transports it to a multi-stage filter frame for filtration and separation through a screw conveyor, thereby achieving the shredding and separation of the dirt and avoiding clogging of the pipeline. At the same time, compared with the comparative case, the internal structure of the present invention is more reasonably and simply arranged, and the whole is easy to disassemble and repair. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a first perspective stereogram of the present invention;

[0023] Figure 2 It is a second viewing angle stereogram of the present invention;

[0024] Figure 3 is a side view of the present invention;

[0025] Figure 4 is a cross-sectional view of the present invention;

[0026] Figure 5 is a schematic diagram of a vertical cutting assembly in the present invention;

[0027] Figure 6 It is a schematic diagram of the separation components in the present invention.

[0028] In the figure: base 1, shell 2, drive motor 3, connecting rod 4, water inlet pipe 5, sealing plate 6, mounting ear 7, mounting plate 8, convex part 9, water outlet pipe 10, check valve 11, connecting pipe 12, connecting shaft 13, limiting groove 14, primary crushing blade 15, inner cylinder 16, fixed cylinder 17, connecting end 18, sleeve 19, fixed blade 20, vertical blade 21, screw conveyor 22, filter frame a23, mesh cylinder 24, connecting ring 25, intermediate groove 26, collar 27, fixing rod 28, filter frame b29, filter frame c30. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0030] In order to facilitate understanding of the present invention, the present invention will be described more fully below with reference to the relevant. Several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0031] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0032] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0033] See also Figure 1-6 , the present invention provides a technical solution:

[0034] For example, please refer to Figure 1 , 2, 3, 4, 5 and 6, a marine crushing and separation pump, comprising a pump body and a base 1 that cooperates with the lower end of the pump body, a water outlet pipe 10 and a water inlet pipe 5 are arranged outside the pump body, an internal cylinder is arranged inside the pump body, the pump body comprises a shell 2, the upper end of the shell 2 is connected to a mounting plate 8 through a plurality of fixed connecting rods, a driving assembly is fixedly mounted on the mounting plate 8, the upper end of the internal cylinder has a water outlet channel connected to the inside of the pump body, a shredding assembly is arranged inside the internal cylinder, the upper end of the shredding assembly cooperates with the output end of the driving assembly, and the shredding assembly comprises a multi-stage shredding part to achieve multi-stage shredding of pollutants in sewage;

[0035] An installation cavity is provided in the base 1, and a multi-stage filtering component is provided in the installation cavity. A conveying component is provided at the lower end of the shredding component to convey the crushed dirt to the multi-stage filtering component, and the sewage and the dirt are separated by the multi-stage filtering component. A sewage discharge channel is provided in the base 1, and one end of the sewage discharge channel is connected to the outlet pipe 10 through a connecting pipe 12, and a check valve 11 is installed on the connecting pipe 12.

[0036] The sewage enters the internal cylinder through the water inlet pipe 5, and the shredding component inside it is driven by the driving component to rotate in the internal cylinder, and the dirt entering the interior is rotatably shredded. The sewage enters the shell 2 through the water outlet channel at the top of the internal cylinder and is discharged through the drain pipe 10. The shredded dirt enters the multi-stage filtering component through the conveying component to filter the dirt. The sewage enters the outlet pipe 10 through the sewage discharge channel and the connecting pipe 2 to be discharged.

[0037] The shell 2 has a convex end in the middle of the upper end, and a limiting groove 14 is provided in the convex end. A connecting shaft 13 is rotatably connected inside the limiting groove 14. The connecting shaft 13 is used to connect the middle shaft and the output end of the drive assembly to ensure the stability of rotation.

[0038] Please refer to Figure 1 , 2 , 3, 4, 5 and 6, the internal cylinder member includes an inner cylinder 16 fixedly connected to the upper end of the interior of the shell body 2, a spacing space for sewage to pass through is provided between the outer side of the inner cylinder 16 and the interior of the shell body 2, the water outlet channel is a plurality of holes opened at the upper end of the side of the inner cylinder 16, the inner upper end of the inner cylinder 16 is fixedly connected to a fixed cylinder member 17, the fixed cylinder member 17 includes an internal hollow ring body, one side of the ring body is connected to the end of the water inlet pipe 5 through a connecting end 18, a filter screen is provided at the upper end of the ring body to filter dirt, and a connecting piece is fixedly connected to the outer side of the lower end of the ring body, and is fixedly connected to the inner cylinder 16 through the connecting piece.

[0039] The sewage from the water outlet channel at the upper end of the internal cylinder is transported through the interval space. At this time, a large amount of dirt in the sewage is filtered, and there is no blockage. The sewage enters the fixed cylinder 17 directly from the water inlet pipe 5. The filter screen at the upper end can filter the dirt and allow the sewage to pass through. The preliminary crushing parts inside perform preliminary shredding on the dirt.

[0040] Please refer to Figure 1 , 2 , 3, 4, 5 and 6, the shredding assembly includes a middle shaft member that cooperates with the output end of the driving assembly, and the outer side of the middle shaft member is sequentially provided with a multi-stage shredding part from top to bottom, and the multi-stage shredding part includes a preliminary shredding part, a secondary shredding part and a vertical shredding part. The preliminary shredding part is arranged inside the ring body, and includes a plurality of primary shredding blades 15 fixedly connected to the middle shaft member, and the primary shredding blades 15 have two length specifications, and the blades of the two length specifications are sequentially spaced along the direction of the middle shaft member. The secondary shredding part includes a plurality of sleeves 19 fixedly connected to the middle shaft member, and the sleeves A plurality of fine crushing blades are arranged at equal intervals on the outer side of the cylinder 19 along the vertical direction, and a plurality of fixed blades 20 are arranged on one side of the inner side of the inner cylinder 16, and the fixed blades 20 are located between adjacent fine crushing blades in the vertical direction; the vertical shredder comprises a collar 27 fixedly connected to the middle shaft, and a connecting ring 25 is fixedly connected to the outer side of the collar 27 through a plurality of fixed rods 28, and grooves 26 are formed between the plurality of fixed rods 28, and a plurality of vertical blades 21 are fixedly connected to the upper end of the connecting ring 25 at equal intervals, and a fixed ring body is fixedly connected to the upper ends of the plurality of vertical blades 21.

[0041] The primary crushing parts, secondary crushing parts and vertical shredders can realize multi-stage crushing of the dirt in the sewage. The dirt is effectively crushed. They are all connected and driven by the middle shaft. The primary crushing parts and secondary crushing parts are horizontal shredding structures, which perform primary and secondary crushing on the dirt. The vertical shredder is vertically arranged as a whole and performs circular cutting.

[0042] Please refer to Figure 1 , 2 , 3, 4, 5 and 6, the conveying component adopts a screw conveyor 22, the screw conveyor 22 is fixedly connected to the lower end of the middle shaft, and the lower end of the screw conveyor 22 passes through the base 1 to convey the crushed sewage mixture to the multi-stage filtering component, the multi-stage filtering component includes a filter frame a23 corresponding to the lower end position of the screw conveyor 22, one side of the filter frame a23 is fixedly connected to the filter frame b29, one side of the filter frame b29 is fixedly connected to the filter frame c30, and one side of the filter frame c30 is fixedly connected to the net cylinder 24 that cooperates with the sewage discharge channel, the other side of the filter frame a23 is fixedly connected to the sealing plate 6 through a rod, and the mesh diameters of the filter frame a23, the filter frame b29, the filter frame c30 and the net cylinder 24 decrease in sequence.

[0043] The screw conveyor 22 is fixedly connected to the middle shaft and driven, so that the dirt at the lower end of the inner cylinder 16 is transported to the interior of the multi-stage filter assembly, and is filtered respectively by the filter frame a23, filter frame b29, filter frame c30 and mesh cylinder 24 of the multi-stage filter assembly, so that the dirt is filtered as much as possible and avoids entering the interior of the pipeline.

[0044] Please refer to Figure 1 , 2 , 3, 4, 5 and 6, a plurality of mounting ears 7 are fixedly connected to both sides of the base 1, and the plurality of mounting ears 7 are fixedly installed by bolts, and convex portions 9 corresponding to the vertical positions of the mounting ears 7 are fixedly connected to both sides of the mounting plate 8, and a locking rod body is arranged between the convex portion 9 and the mounting ears 7 located in the same vertical plane, and the locking rod body comprises a connecting rod 4 which sequentially passes through the convex portion 9 and the mounting ears 7, a rotating protrusion is fixedly connected to the upper end of the connecting rod 4, a rubber abutment is fixedly connected to the lower end of the rotating protrusion, and the rubber abutment abuts against the upper end of the protrusion 9, a connecting sleeve is threadedly connected to the outer side of the lower end of the connecting rod 4, the connecting sleeve is located above the mounting ear 7, and a abutment is fixedly connected to the lower end of the connecting rod 4, and the abutment is pressed against the mounting surface under the action of the rotating protrusion driving the connecting rod 4 to rotate and adjust.

[0045] The locking rod is set between the base 1 and the shell 2 to play a tightening role and ensure the stability of the installation. During use, the rotating protrusion is rotated, and the connecting rod 4, the protrusion 9 and the mounting ear 7 are threadedly connected to drive the abutment block at its lower end to be tightened against the mounting surface. The rubber abutment block at the lower end of the rotating protrusion is kept in contact with the upper end of the protrusion 9, and then the connecting sleeve is rotated to make it tighten against the mounting ear 7, thereby realizing the locking installation of the shell 2 and the base 1.

[0046] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A marine crushing and separation pump, comprising a pump body and a base (1) that cooperates with the lower end of the pump body, a water outlet pipe (10) and a water inlet pipe (5) are arranged outside the pump body, and an internal cylinder is arranged inside the pump body, characterized in that: The upper end of the internal cylinder has a water outlet channel connected to the inside of the pump body. A chopping assembly is arranged in the internal cylinder. The upper end of the chopping assembly is connected to the output end of the driving assembly. The chopping assembly includes a multi-stage chopping part to realize multi-stage crushing of the dirt in the sewage. The base (1) is provided with an installation cavity, in which a multi-stage filter assembly is provided, a conveying assembly is provided at the lower end of the shredding assembly to convey the shredded dirt to the multi-stage filter assembly, and the sewage and dirt are separated by the multi-stage filter assembly, a sewage discharge channel is provided in the base (1), one end of the sewage discharge channel is connected to the water outlet pipe (10) via a connecting pipe (12), and a check valve (11) is installed on the connecting pipe (12).

2. The marine crushing and separation pump according to claim 1, characterized in that: The pump body comprises a shell (2), the upper end of the shell (2) is connected to a mounting plate (8) via a plurality of fixed connecting rods, and the drive assembly is fixedly mounted on the mounting plate (8).

3. The marine crushing and separation pump according to claim 2, characterized in that: The internal cylinder member comprises an inner cylinder (16) fixedly connected to the upper end of the inner part of the shell (2), a spacing space for sewage to pass through is provided between the outer side of the inner cylinder (16) and the inside of the shell (2), and the water outlet channel is a plurality of holes opened at the upper end of the side surface of the inner cylinder (16).

4. The marine crushing and separation pump according to claim 3, characterized in that: The inner upper end of the inner cylinder (16) is fixedly connected to a fixed cylinder member (17), and the fixed cylinder member (17) comprises an inner hollow ring body, one side of which is connected to the end of the water inlet pipe (5) via a connecting end (18), a filter screen is provided at the upper end of the ring body to filter dirt, and a connecting plate is fixedly connected to the outer side of the lower end of the ring body, and is fixedly connected to the inner cylinder (16) via the connecting plate.

5. The marine crushing and separation pump according to claim 4, characterized in that: The shredding assembly comprises a middle shaft member that cooperates with the output end of the driving assembly. The outer side of the middle shaft member is provided with multi-stage shredding parts in sequence from top to bottom. The multi-stage shredding parts include a primary shredding part, a secondary shredding part and a vertical shredding part.

6. The marine crushing and separation pump according to claim 5, characterized in that: The preliminary crushing member is arranged inside the ring body, and comprises a plurality of primary crushing blades (15) fixedly connected to the middle shaft, and the primary crushing blades (15) have two length specifications, and the blades of the two length specifications are arranged in sequence along the direction of the middle shaft. The secondary crushing member comprises a plurality of sleeves (19) fixedly connected to the middle shaft member, a plurality of fine crushing blades are arranged at equal intervals on the outer side of the sleeves (19) along the vertical direction, and a plurality of fixed blades (20) are arranged on one side of the inner side of the inner cylinder (16), and the fixed blades (20) are located between the adjacent fine crushing blades in the vertical direction; The vertical shredder comprises a collar (27) fixedly connected to the middle shaft, the outer side of the collar (27) is fixedly connected to a connecting ring (25) via a plurality of fixing rods (28), a groove (26) is formed between the fixing rods (28), the upper end of the connecting ring (25) is fixedly connected to a plurality of vertical blades (21) at equal intervals, and the upper ends of the plurality of vertical blades (21) are fixedly connected to a fixing ring body.

7. The marine crushing and separation pump according to claim 6, characterized in that: The conveying assembly adopts a screw conveyor (22), which is fixedly connected to the lower end of the middle shaft, and the lower end of the screw conveyor (22) penetrates the base (1) to convey the crushed sewage mixture to the multi-stage filtering assembly.

8. The marine crushing and separation pump according to claim 7, characterized in that: The multi-stage filtering assembly comprises a filter frame a (23) corresponding to the lower end position of the screw conveyor (22); one side of the filter frame a (23) is fixedly connected to a filter frame b (29); one side of the filter frame b (29) is fixedly connected to a filter frame c (30); one side of the filter frame c (30) is fixedly connected to a net cylinder (24) that is plugged into and matched with a sewage discharge channel; the other side of the filter frame a (23) is fixedly connected to a sealing plate (6) via a rod; the mesh diameters of the filter frame a (23), the filter frame b (29), the filter frame c (30) and the net cylinder (24) decrease in sequence.

9. The marine crushing and separation pump according to any one of claims 2 to 8, characterized in that: A plurality of mounting ears (7) are fixedly connected to both sides of the base (1), and the plurality of mounting ears (7) are fixedly installed by bolts. A convex portion (9) corresponding to the vertical position of the mounting ears (7) is fixedly connected to both sides of the mounting plate (8), and a locking rod body is provided between the convex portion (9) and the mounting ears (7) located in the same vertical plane.

10. The marine crushing and separation pump according to claim 9, characterized in that: The locking rod body comprises a connecting rod (4) which passes through the convex portion (9) and the mounting ear (7) in sequence, the upper end of the connecting rod (4) is fixedly connected to a rotating convex block, the lower end of the rotating convex block is fixedly connected to a rubber stop block, the rubber stop block is in contact with the upper end of the convex portion (9), the outer side of the lower end of the connecting rod (4) is threadedly connected to a connecting sleeve, the connecting sleeve is located above the mounting ear (7), and the lower end of the connecting rod (4) is fixedly connected to the stop block, and the stop block is pressed against the mounting surface under the action of the rotating convex driving the connecting rod (4) to rotate and adjust.

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