CN220687611U

CN220687611U - Multistage filtration formula dredge pump

Info

Publication number: CN220687611U
Application number: CN202322339004.XU
Authority: CN
Inventors: 苗迁
Original assignee: Shenyang Oshyi Machinery Technology Co ltd
Current assignee: Shenyang Oshyi Machinery Technology Co ltd
Priority date: 2023-08-28
Filing date: 2023-08-28
Publication date: 2024-03-29
Anticipated expiration: 2033-08-28

Abstract

The utility model relates to a multistage filtering type sewage pump, which belongs to the technical field of sewage pumps and comprises a shell, a whole circular flange is fixedly arranged at a water outlet of the shell, a shaft rod is rotatably arranged in the shell, an impeller is sleeved on the outer surface of the shaft rod, a connecting flange is arranged at a water inlet of the shell, a motor is fixedly arranged on the upper surface of the shell, an output shaft of the motor is fixedly connected with the shaft rod, a water inlet pipe is fixedly arranged on the lower surface of the connecting flange, a filter cover is arranged on the outer surface of the lower end of the water inlet pipe, the lower end of the shaft rod penetrates through the lower surface of the filter cover, an L-shaped cleaning plate is fixedly arranged at the bottom end of the shaft rod, the rear surface of the L-shaped cleaning plate is attached to the outer surface of the filter cover, and a multistage filtering mechanism and a plurality of crushing mechanisms are fixedly arranged on the outer surface of the shaft rod.

Description

Multistage filtration formula dredge pump

Technical Field

The utility model belongs to the technical field of sewage pumps, and particularly relates to a multistage filtering type sewage pump.

Background

The sewage pump is a pump product which is connected with a motor and simultaneously works under the submerged liquid, and compared with a common horizontal pump or a vertical sewage pump, the sewage pump has compact structure and small occupied area. The installation and maintenance are convenient, and the large-scale sewage pump is generally provided with an automatic coupling device for automatic installation, and the installation and the maintenance are quite convenient.

Through searching, china in the related field grants patents with the following patent numbers: CN214742108U, patent name: the utility model provides a broken dredge pump of multistage cutting, including power motor and filter equipment, power motor's drive end fixedly connected with sleeve pipe, power motor's one end fixedly connected with mount pad is kept away from to the sleeve pipe, sheathed tube inner wall rotation is connected with the power pole, the fixed surface of mount pad is connected with the drain pipe, the one end rotation that the mount pad was kept away from to the drain pipe is connected with the connecting pipe, filter equipment is located the inner wall setting of mount pad, filter equipment includes the frame that leaks, the surface sliding connection of frame and mount pad leaks the inner wall rotation of frame and is connected with the dwang, the surface fixedly connected with blade of dwang, the surface of blade is rotated with the inner wall of mount pad and is connected with the fixture block, the one end that leaks the frame was kept away from to the fixture block is inserted with the lower surface of mount pad and is established the connection, the inner wall fixedly connected with cover piece of mount pad, the fixed surface fixedly connected with of briquetting is kept away from to the fixed spring, the one end that the briquetting was kept away from to the briquetting is kept away from to the piece is connected with the briquetting.

The sewage pump in the prior art has the filtering mechanism and the crushing structure, but in the water pumping process, larger impurities in sewage are easily accumulated at the periphery of the drain frame under the action of water flow, so that the sewage pump is inconvenient to clean in time and has the problem of influencing the water pumping efficiency, and therefore, the sewage pump with the multi-stage filtering type is particularly provided for solving the technical problem.

Disclosure of Invention

Aiming at the sewage pump in the prior art, in the water pumping process, larger impurities in sewage are easily accumulated at the periphery of a filtering frame under the action of water flow, and the problem of influencing the water pumping efficiency is solved. The specific technical scheme is as follows:

the utility model provides a multistage filtration formula dredge pump, includes the casing, outlet department fixed mounting of casing has whole round flange, the axostylus axostyle is installed to the casing internal rotation, the surface of axostylus axostyle is cup jointed and is installed the impeller, the water inlet department fixed mounting of casing has flange, the last fixed surface of casing has the motor, the output shaft and the axostylus axostyle fixed connection of motor, flange's lower fixed surface installs the inlet tube, the lower extreme surface mounting of inlet tube has the filter mantle, the lower extreme of axostylus axostyle passes the lower surface of filter mantle, the bottom fixed mounting of axostylus axostyle has L type clearance board, the rear surface of L type clearance board is laminated with the surface of filter mantle, multistage filtration mechanism and a plurality of crushing mechanism are installed to the surface of axostylus axostyle.

In the technical scheme, the multistage filtering mechanism comprises three filtering plates, the filtering plates are fixedly arranged in the water inlet pipe, the filtering pore diameter of the filtering plate at the upper end is smaller than that of the filtering plate at the middle part, and the filtering pore diameter of the filtering plate at the middle part is smaller than that of the filtering plate at the lower end;

in the technical scheme, the filtering mechanism comprises sleeve blocks which are fixedly sleeved on the outer surface of the shaft rod, a plurality of crushing cutters are fixedly arranged on the outer surface of the sleeve blocks, and the sleeve blocks are positioned below the corresponding filtering plates;

in the technical scheme, the outer surfaces of the shaft rod and the sleeve block are respectively provided with a fixing hole in a penetrating way, and a fixing bolt is fixedly arranged between the two corresponding fixing holes;

in the technical scheme, the water inlet pipe comprises two half pipes, semicircular flanges are fixedly arranged at the top ends of the half pipes and fixedly connected with the connecting flanges, screw connection parts are arranged at the lower parts of the outer surfaces of the half pipes, the filter cover is in screw connection between the two screw connection parts, and sealing gaskets are arranged between the two half pipes;

in the above technical scheme, the inside wall of semicircle all is provided with three spacing groove, the centre gripping of filter is fixed between two corresponding spacing grooves.

In the technical scheme, the right surface of the shell is fixedly provided with the side mounting rack.

In the above technical scheme, the draw-in groove has been seted up to the upper surface of L type clearance board, the bottom mounting of axostylus axostyle is provided with the joint piece, joint piece joint is in the draw-in groove, the connecting bolt is installed to the spiro union between the lower surface of L type clearance board and the joint piece.

Compared with the prior art, the multistage filtering type sewage pump has the beneficial effects that:

1. according to the utility model, the lower end of the shaft rod penetrates through the filter cover, the L-shaped cleaning plate is fixedly arranged at the bottom end of the shaft rod, and the L-shaped cleaning plate can be simultaneously driven to rotate in the process of driving the shaft rod and the impeller to rotate for pumping water by the motor, so that larger impurities accumulated on the outer surface of the filter cover are scraped by the L-shaped cleaning plate, and the phenomenon that a water inlet of the filter cover is blocked and the pumping efficiency is influenced can be avoided.

2. According to the utility model, the three filter plates with different filter apertures are arranged in the water inlet pipe, and the sleeve blocks with the crushing cutters are arranged below the filter plates, so that the filter plates can be used for further filtering sewage, and meanwhile, the crushing cutters can be used for crushing the filtered impurities, so that the blocking condition in the pump can be effectively avoided, and the drainage efficiency is ensured.

Drawings

Fig. 1 is a schematic diagram of a front view structure of the present utility model.

Fig. 2 is a schematic diagram of an explosive structure according to the present utility model.

Fig. 3 is a schematic block structure of the present utility model.

In fig. 1-3, wherein: 1-shell, 11-full round flange, 12-connecting flange, 13-side mounting rack, 2-shaft rod, 21-impeller, 22-clamping block, 3-motor, 4-water inlet pipe, 41-plate pipe, 411-semicircular flange, 412-screw connection part, 413-limit groove, 42-sealing gasket, 5-filter cover, 6-L cleaning plate, 61-clamping groove, 7-connecting bolt, 8-multiple filter mechanism, 81-filter plate, 9-crushing mechanism, 91-sleeve block, 911-fixed hole, 912-fixed bolt and 92-crushing knife.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution:

the utility model provides a multistage filtration formula dredge pump, including casing 1, the outlet department of casing 1 is fixed with whole round flange 11, the interior rotation of casing 1 is installed axostylus axostyle 2, impeller 21 is cup jointed and installed to the surface of axostylus axostyle 2, the water inlet department of casing 1 is fixed with flange 12, the upper surface fixed mounting of casing 1 has motor 3, the output shaft of motor 3 and axostylus axostyle 2 fixed connection, flange 12's lower surface fixed mounting has inlet tube 4, the lower extreme surface of inlet tube 4 installs filter housing 5, the lower extreme of axostylus axostyle 2 passes the lower surface of filter housing 5, the bottom fixed mounting of axostylus axostyle 2 has L type clearance board 6, the rear surface of L type clearance board 6 is laminated with the surface of filter housing 5, multistage filtration mechanism 8 and a plurality of crushing mechanisms 9 are installed to the surface solid of axostylus axostyle 2;

when the motor 3 drives the shaft lever 2 and the impeller 21 to work, water enters the shell 1 from the filter cover 5 through the water inlet pipe 4 and the connecting flange 12, and finally is discharged from the whole round flange 11 at the water outlet of the shell 1, when the water pump is used, the drain pipe is connected to the whole round flange 11, when the rotating shaft 2 rotates, the lower L-shaped cleaning plate 6 can be driven to rotate, and the L-shaped cleaning plate 6 rotates to scrape larger impurities accumulated on the outer surface of the filter cover 5, so that the filter cover 5 is prevented from being blocked, and the water pumping efficiency is prevented from being influenced.

It should be noted that, as shown in fig. 2, the multi-stage filtering mechanism 8 includes three filtering plates 81, the shaft rod 2 penetrates through the centers of the three filtering plates 81, the filtering plates 81 are fixedly installed in the water inlet pipe 4, the filtering aperture of the upper filtering plate 81 is smaller than that of the middle filtering plate 81, the filtering aperture of the middle filtering plate 81 is smaller than that of the lower filtering plate 81, and the three filtering plates 81 filter impurities with different sizes respectively;

as shown in fig. 2 and 3, the filtering mechanism 8 includes a sleeve block 91, the sleeve block 91 is fixedly mounted on the outer surface of the shaft rod 2 in a sleeved mode, a plurality of crushing cutters 92 are fixedly mounted on the outer surface of the sleeve block 91, the sleeve block 91 is located below the corresponding filtering plate 81, when the shaft rod 2 rotates, the sleeve 91 can drive the crushing cutters 92 to rotate, so that impurities filtered by the filtering plate 81 are filtered, and after the impurities are crushed to meet the circulating specification, the impurities can enter the pump body to be discharged, so that the internal blockage of the pump body can be effectively avoided, and the drainage efficiency is guaranteed.

Specifically, as shown in fig. 2, fixing holes 911 are formed through the outer surfaces of the shaft rod 2 and the socket block 91, fixing bolts 912 are fixedly installed between the two corresponding fixing holes 911, and the socket block 91 can be detached from the shaft rod 2 after the fixing bolts 912 are unscrewed.

As shown in fig. 1 and 2, the water inlet pipe 4 comprises two half pipes 41, the top ends of the half pipes 41 are fixedly provided with semicircular flanges 411, the semicircular flanges 411 are fixedly connected with the connecting flange 12, the lower parts of the outer surfaces of the half pipes 41 are respectively provided with a screw connection part 412, the filter cover 5 is screw connected between the two screw connection parts 412, and a sealing gasket 42 is arranged between the two half pipes 41;

after the semicircular flange 411 is fixedly connected with the connecting flange 12 and the filter cover 5 is screwed between the two screwed parts 412, the two half pipes 41 are combined into a complete water pipe, and the sealing gasket 42 plays a role in sealing the joint between the two half pipes 41.

Specifically, as shown in fig. 2, three limiting grooves 413 are formed in the inner side walls of the half pipes 41, and when the two half pipes 4 are assembled together, the filter plates 81 are clamped and fixed between the two corresponding limiting grooves 413.

Specifically, the right surface of the casing 1 is fixedly provided with a side mounting bracket 13, and the side mounting bracket 13 can be fixedly mounted in use through external bolts, thereby fixing the position of the whole sewage pump.

Specifically, as shown in fig. 2, a clamping groove 61 is formed in the upper surface of the L-shaped cleaning plate 6, a clamping block 22 is fixedly arranged at the bottom end of the shaft lever 2, the clamping block 22 is clamped in the clamping groove 61, a connecting bolt 7 is screwed between the lower surface of the L-shaped cleaning plate 6 and the clamping block 22, and the L-shaped cleaning plate 6 can be conveniently detached, replaced or maintained after the connecting bolt 7 is unscrewed.

Working principle: during the use, utilize side mounting bracket 13, install the sewage pump into use, utilize whole round flange 11 to connect good outside blow off pipe, put into sewage through the bottom with filter mantle 5 and inlet tube 4, connect the power with motor 3 and start the back, can drive axostylus axostyle 2 and impeller 21 rotation, pass through filter mantle 5 preliminary filtration with sewage, enter into inlet tube 4, carry out hierarchical filtration again through three filter 81 in inlet tube 4, the impurity that filters down is broken by pivoted crushing sword 92, finally enter into in the casing 1, discharge after outlet and outside blow off pipe of casing 1, the blowdown in-process, L type clearance board 6 clears up the surface of filter mantle 5, can avoid it to take place to block up, influence pumping efficiency.

Claims

1. The utility model provides a multistage filtration formula dredge pump, includes casing (1), outlet department fixed mounting of casing (1) has whole round flange (11), axostylus axostyle (2) are installed in casing (1) internal rotation, impeller (21) are installed in the surface socket joint of axostylus axostyle (2), the water inlet department fixed mounting of casing (1) has flange (12), the upper surface fixed mounting of casing (1) has motor (3), the output shaft and axostylus axostyle (2) fixed connection of motor (3), a serial communication port, the lower surface fixed mounting of flange (12) has inlet tube (4), the lower extreme surface mounting of inlet tube (4) has filter mantle (5), the lower extreme of axostylus axostyle (2) passes the lower surface of filter mantle (5), the bottom fixed mounting of axostylus axostyle (2) has L type clearance board (6), the rear surface of L type clearance board (6) and the surface of filter mantle (5), the laminating of multistage filtration mechanism (8) and a plurality of crushing mechanism (9).

2. The multistage filtration type sewage pump according to claim 1, wherein the multistage filtration mechanism (8) comprises three filter plates (81), the filter plates (81) are fixedly installed in the water inlet pipe (4), the filter pore diameter of the upper end filter plate (81) is smaller than the filter pore diameter of the middle filter plate (81), and the filter pore diameter of the middle filter plate (81) is smaller than the filter pore diameter of the lower end filter plate (81).

3. The multistage filtration type sewage pump according to claim 2, wherein the filtration mechanism (8) comprises a sleeve block (91), the sleeve block (91) is fixedly sleeved on the outer surface of the shaft lever (2), a plurality of crushing cutters (92) are fixedly arranged on the outer surface of the sleeve block (91), and the sleeve block (91) is positioned below the corresponding filter plate (81).

4. A multistage filtration type sewage pump according to claim 3, wherein the outer surfaces of the shaft rod (2) and the sleeve block (91) are provided with fixing holes (911) in a penetrating manner, and fixing bolts (912) are fixedly arranged between the two corresponding fixing holes (911).

5. The multistage filtration type sewage pump according to claim 2, wherein the water inlet pipe (4) comprises two half pipes (41), semicircular flanges (411) are fixedly installed at the top ends of the half pipes (41), the semicircular flanges (411) are fixedly connected with the connecting flange (12), screw connection portions (412) are arranged at the lower portions of the outer surfaces of the half pipes (41), the filter cover (5) is screwed between the two screw connection portions (412), and sealing gaskets (42) are installed between the two half pipes (41).

6. The multistage filtration type sewage pump according to claim 5, wherein three limiting grooves (413) are formed in the inner side walls of the half pipes (41), and the filter plates (81) are clamped and fixed between the two corresponding limiting grooves (413).

7. A multistage filtration type sewage pump according to claim 1, wherein the right surface of the housing (1) is fixedly provided with a side mounting bracket (13).

8. The multistage filtration type sewage pump according to claim 1, wherein the clamping groove (61) is formed in the upper surface of the L-shaped cleaning plate (6), the clamping block (22) is fixedly arranged at the bottom end of the shaft rod (2), the clamping block (22) is clamped in the clamping groove (61), and the connecting bolt (7) is installed between the lower surface of the L-shaped cleaning plate (6) and the clamping block (22) in a threaded manner.