CN116146499A

CN116146499A - Cutting blowdown submerged motor pump

Info

Publication number: CN116146499A
Application number: CN202310364993.XA
Authority: CN
Inventors: 俞凤; 徐凯; 许�鹏
Original assignee: Hefei Science Asia Motor & Pumps Technology Co ltd
Current assignee: Hefei Science Asia Motor & Pumps Technology Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-05-23

Abstract

The utility model relates to a cutting blowdown submerged motor pump belongs to the charge pump field, which comprises a pump body, pump body lower part fixed mounting has the cavity, the terminal surface is rotated under the pump body and is installed the pivot that runs through and extend to the cavity below, be provided with the impeller of fixed sleeve joint in the pivot lateral wall in the cavity, terminal surface screw thread installs fixed lid under the cavity, a plurality of filtration pores have evenly been seted up to the terminal surface under the fixed lid, the pivot lower extreme rotates and runs through fixed lid, the vertical fixed mounting of pivot lower extreme has the extension axle, the go-between has been cup jointed to the extension axle lateral wall screw thread, go-between lateral wall fixed mounting has the clearance pole, clearance pole and fixed lid lateral wall sliding fit filter through setting up fixed lid, prevent that bulky debris from entering into the charge pump to utilize first toothed disc and second toothed disc cooperation to cut the debris that enters into in the charge pump, guarantee the normal work of device.

Description

Cutting blowdown submerged motor pump

Technical Field

The invention relates to a cutting sewage discharge submersible electric pump, and belongs to the field of electric pumps.

Background

The pump body impeller and the motor for driving the impeller are both submerged in water to work, and the pump has two kinds of functions, namely, deep well use and working surface use, the submersible pump for the deep well supplies power to the motor through a cable extending into the well, and a transmission long shaft is omitted, so that the pump has the advantages of compact structure, light weight and convenience in installation, use and transfer.

When the existing submersible electric pump works, sundries in water adhere to the water inlet end of the electric pump due to the attractive force of the electric pump, and some large-volume sundries possibly block the inlet end of the electric pump, so that the device cannot be used normally, and meanwhile, small-volume sundries enter the device to possibly cause the device to be blocked or other faults, so that improvement is made.

Disclosure of Invention

The technical problems to be solved by the invention are as follows: the water inlet end of the electric pump is blocked, and small-volume sundries enter the electric pump to influence the work of the electric pump.

(II) technical scheme

In order to achieve the above object, the invention provides a cutting sewage submersible pump, which comprises a pump body, a cavity is fixedly arranged at the lower part of the pump body, a rotating shaft which penetrates through and extends to the lower part of the cavity is rotatably arranged at the lower end surface of the pump body, an impeller fixedly sleeved on the outer side wall of the rotating shaft is arranged in the cavity, a fixed cover is arranged at the lower end surface of the cavity in a threaded manner, a plurality of filtering holes are uniformly formed in the lower end surface of the fixed cover, the lower end of the rotating shaft penetrates through the fixed cover in a rotating manner, an extension shaft is vertically and fixedly arranged at the lower end of the rotating shaft, a connecting ring is sleeved on the outer side wall of the connecting ring in a threaded manner, a cleaning rod is fixedly arranged at the outer side wall of the connecting ring in a sliding manner, a nut is sleeved on the lower end surface of the connecting ring in a threaded manner, a reinforcing sleeve sleeved on the lower end of the extending shaft in a threaded manner, a first gear disc is arranged in the fixed cover in a sleeved manner, a gear ring in sliding manner is connected with the inner side wall of the fixed cover in a meshed manner, a gear ring is arranged on the upper side wall of the fixed cover in a meshed manner, a second gear disc is arranged at the upper end surface of the fixed cover in a meshed manner, a second gear disc is fixedly arranged at the top end surface of the fixed side wall of the fixed cover in a fixed gear groove, and is fixedly arranged at the top of the fixed side wall of the fixed side of the fixed cover, and the fixed side wall is in a fixed side of the fixed cover.

The side wall of one side of the cavity is fixedly connected with a water outlet pipe, the water outlet pipe is fixedly provided with an L-shaped connecting pipe through a first flange, and the upper end of the connecting pipe is fixedly provided with a second flange.

The support rod is fixedly connected with the lower end face of the cavity through a plurality of obliquely arranged fixing rods.

The inner side wall of the cutting groove of the first gear plate is inclined upwards, and the inner side wall of the cutting groove of the second gear plate is inclined downwards.

And the upper end surface of the pump body is fixedly provided with a hanging ring.

The cleaning rod is obliquely arranged on the outer side wall of the cleaning rod, and the section of the cleaning rod is wedge-shaped.

(III) beneficial effects

The cutting sewage discharge submersible electric pump provided by the invention has the beneficial effects that:

1. the fixed cover with the filtering holes is arranged at the water inlet end of the electric pump, the filtering holes are used for filtering water entering the electric pump, so that large-volume sundries are prevented from entering the electric pump to influence the normal operation of the electric pump, meanwhile, the cleaning rod is arranged to continuously rotate, the outer side wall of the fixed cover is continuously scratched and cleaned, the sundries are prevented from adhering to the fixed cover to block the filtering holes, and the normal use of the device is ensured;

2. the first gear disc and the second gear disc are arranged, and the cutting grooves are respectively formed in the first gear disc and the second gear disc and are matched with each other to cut and crush small-volume sundries entering the electric pump, so that the sundries are prevented from affecting the normal operation of the device;

3. through setting up ring gear and transmitting, can drive the second gear dish simultaneously and rotate when making first gear dish rotatory like this to make the rotation direction of second gear dish and the rotation direction of first gear dish opposite, make the relative motion speed of first gear dish and second gear dish accelerate, improve the device and smash the round pin rate to the cutting of debris, the practicality is stronger.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.

FIG. 1 is a schematic view of a cutting blowdown submersible pump according to the present disclosure;

FIG. 2 is a schematic diagram of a pump body structure of a submersible electric pump for cutting and discharging sewage provided by the application;

FIG. 3 is a schematic view of a cavity structure of a submersible electric pump for cutting sewage provided by the application;

FIG. 4 is a schematic view of a first gear plate structure of a submersible electric pump for cutting sewage provided by the application;

fig. 5 is an enlarged view of a portion a of fig. 3 of a cutting blowdown submersible pump provided by the present application.

1. A pump body; 2. a cavity; 3. a rotating shaft; 4. an impeller; 5. a fixed cover; 6. a filter hole; 7. an extension shaft; 8. a connecting ring; 9. cleaning a rod; 10. a nut; 11. reinforcing the sleeve; 12. a first gear plate; 13. a toothed ring; 14. a limiting ring; 15. a second gear plate; 16. a mounting shaft; 17. a gear; 18. cutting a groove; 19. a water outlet pipe; 20. a first flange; 21. a connecting pipe; 22. a second flange; 23. a support ring; 24. and (5) hanging rings.

Detailed Description

The following detailed description of specific embodiments of the invention is provided in connection with the accompanying drawings and examples. The following examples are only illustrative of the present invention and are not intended to limit the scope of the invention.

Example 1:

as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, the embodiment provides a cutting sewage-discharging submerged electric pump, which comprises a pump body 1, a cavity 2 is fixedly installed at the lower part of the pump body 1, a rotating shaft 3 which rotates to penetrate and extend to the lower part of the cavity 2 is rotatably installed at the lower end surface of the pump body 1, an impeller 4 fixedly sleeved on the outer side wall of the rotating shaft 3 is arranged in the cavity 2, a fixed cover 5 is screw-installed at the lower end surface of the cavity 2, a plurality of filtering holes 6 are uniformly arranged at the lower end surface of the fixed cover 5, the filtering holes 6 can be used for filtering impurities with larger volume, the impurities are prevented from entering the cavity 2 and affecting the normal operation of the device, the lower end of the rotating shaft 3 rotates to penetrate through the fixed cover 5, an extension shaft 7 is vertically fixedly installed at the lower end of the rotating shaft 3, a connecting ring 8 is screw-sleeved on the outer side wall of the extension shaft 7, a cleaning rod 9 is fixedly installed at the outer side wall of the connecting ring 8, the cleaning rod 9 rotates synchronously along with the rotation of the rotating shaft 3, the cleaning rod 9 can be used for cleaning sundries adhered to the fixed cover 5 due to attractive force, the filter holes 6 are prevented from being blocked, the normal use of the device is ensured, the cleaning rod 9 is in sliding fit with the outer side wall of the fixed cover 5, the lower end face of the connecting ring 8 is provided with a nut 10 which is in threaded connection with the outer side wall of the extending shaft 7, the lower end face of the nut 10 is provided with a reinforcing sleeve 11 which is in threaded connection with the lower end of the extending shaft 7, the reinforcing sleeve 11 is used for reinforcing the nut 10, the nut 10 is prevented from loosening, the connecting ring 8 is more firmly fixed, a first gear disc 12 which is fixedly connected with the outer side wall of the fixed cover 5 in a sleeved mode is arranged in the fixed cover 5, the outer side wall of the first gear disc 12 is in meshed connection with a toothed ring 13 which is in sliding fit with the inner side wall of the fixed cover 5, the upper end face of the toothed ring 13 is respectively in sliding fit with a limiting ring 14 which is fixedly arranged on the inner side wall of the fixed cover 5, the terminal surface is provided with the second toothed disc 15 that cup joints at pivot 3 lateral wall under the first toothed disc 12, the vertical fixed mounting of bottom surface has installation axle 16 in the fixed lid 5, install gear 17 in the rotation of installation axle 16 top, second toothed disc 15, ring gear 13 all is connected with gear 17 meshing, a plurality of cutting grooves 18 that run through have been seted up to first toothed disc 12 and second toothed disc 15 up end equiinterval angle respectively, through the transmission of ring gear 13 and gear 17, first toothed disc 12 can drive second toothed disc 15 counter-rotation when rotatory, first toothed disc 12 and second toothed disc 15 cooperate and cut crushing the debris that enters into in the cavity 2, simultaneously first toothed disc 12 and second toothed disc 15's relative motion speed has improved the efficiency of cutting crushing, the practicality is stronger.

Example 2:

the scheme of example 1 is further described in conjunction with the specific operation described below:

as shown in fig. 1, fig. 2, fig. 3 and fig. 4, as a preferred embodiment, on the basis of the above-mentioned mode, the side wall of one side of the cavity 2 is fixedly connected with a water outlet pipe 19, the water outlet pipe 19 is fixedly provided with an L-shaped connecting pipe 21 through a first flange 20, the upper end of the connecting pipe 21 is fixedly provided with a second flange 22, the second flange 22 and the connecting pipe 21 are arranged to enable the connection and fixation of the water outlet pipe 19 and an external pipeline to be more convenient, a supporting ring 23 is transversely arranged below the outer side wall of the cavity 2, the supporting ring 23 enables the device to be provided with a base, the placing is more convenient, the supporting rod is fixedly connected with the lower end surface of the cavity 2 through a plurality of obliquely arranged fixing rods, the inner side wall of the cutting groove 18 of the first gear disk 12 is obliquely arranged, the inner wall of the cutting groove 18 is made to be sharper, the cutting and crushing effect is better, the inner wall of the cutting groove 18 of the first gear disk 12 is matched with the cutting groove 18 of the second gear disk 15, the inner wall of the cutting groove 18 is obliquely inclined downwards, the lifting ring 24 is fixedly arranged on the upper end surface of the pump body 1, the cleaning rod 9 is obliquely arranged to enable the cleaning rod 9 to be obliquely arranged to be a wedge-shaped cleaning rod, and the cleaning rod 9 is obliquely inclined to be a wedge-shaped cleaning rod 9 is arranged to be a wedge-shaped cleaning rod, and the cleaning rod is provided.

Specifically, this cutting blowdown submerged motor pump when during operation/during use: the device is placed into water, the connecting pipe 21 is connected and fixed with an external pipeline, then the starting device is controlled, the motor of the pump body 1 drives the rotating shaft 3 to rotate, the rotating shaft 3 drives the first gear disc 12, the impeller 4 and the cleaning rod 9 to rotate, the impeller 4 rotates to drive water to enter, the cleaning rod 9 rotates to scratch and clean the surface of the fixed cover 5, sundries are prevented from adhering to the fixed cover 5 to block the filtering holes 6, the first gear disc 12 drives the toothed ring 13 to rotate, the toothed ring 13 drives the gear 17 to rotate, the gear 17 drives the second gear disc 15 meshed with the toothed ring 17 to rotate, the second gear disc 15 reversely rotates, and the cutting grooves 18 of the first gear disc 12 and the cutting grooves 18 of the second gear disc 15 are mutually matched to cut and crush sundries entering the cavity 2, so that sundries are prevented from being blocked in the device.

The above embodiments are only for illustrating the present invention, and are not limiting of the present invention. While the invention has been described in detail with reference to the embodiments, those skilled in the art will appreciate that various combinations, modifications, and substitutions can be made thereto without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The utility model provides a cutting blowdown submerged motor pump, includes pump body (1), its characterized in that, pump body (1) lower part fixed mounting has cavity (2), pump body (1) lower terminal surface rotates installs rotation and runs through and extend to pivot (3) of cavity (2) below, be provided with in cavity (2) fixed impeller (4) of cup jointing in pivot (3) lateral wall, fixed lid (5) are installed to terminal surface screw thread under cavity (2), a plurality of filtration pore (6) have evenly been seted up to terminal surface under fixed lid (5), pivot (3) lower extreme rotates runs through fixed lid (5), pivot (3) lower extreme vertical fixed mounting has extension axle (7), extension axle (7) lateral wall screw thread cup joints go-between (8), link (8) lateral wall fixed mounting has cleaning rod (9), cleaning rod (9) and fixed lid (5) lateral wall sliding fit, terminal surface is provided with the screw thread and cup joints nut (10) at extension axle (7) lateral wall under (2), reinforcement axle (10) are provided with one and are cup jointed in fixed lid (3) lateral wall (12) under fixed lid (3), the utility model discloses a fixed cover, including fixed cover (5) inside wall, first toothed disc (12) lateral wall meshing is connected with and fixes lid (5) inside wall sliding fit's toothed ring (13), the up end of toothed ring (13) respectively sliding fit has spacing ring (14) of fixed cover (5) inside wall, first toothed disc (12) lower terminal surface is provided with rotates second toothed disc (15) of cup jointing at pivot (3) lateral wall, the vertical fixed mounting of bottom surface has installation axle (16) in fixed cover (5), install gear (17) are installed in installation axle (16) top rotation, second toothed disc (15), toothed ring (13) all are connected with gear (17) meshing, a plurality of cutting grooves (18) that run through have been seted up to first toothed disc (12) and second toothed disc (15) up end equidistant angle respectively.

2. The submersible electric cutting and sewage pump according to claim 1, wherein a water outlet pipe (19) is fixedly connected to one side wall of the cavity (2), an L-shaped connecting pipe (21) is fixedly installed on the water outlet pipe (19) through a first flange (20), and a second flange (22) is fixedly installed on the upper end of the connecting pipe (21).

3. The submersible electric cutting and sewage pump according to claim 1, wherein a supporting ring (23) is transversely arranged below the outer side wall of the cavity (2), and the supporting rod is fixedly connected with the lower end face of the cavity (2) through a plurality of obliquely arranged fixing rods.

4. A submersible electric cutting pump according to claim 1, characterized in that the inner side walls of the cutting groove (18) of the first gear disc (12) are inclined upwards, and the inner side walls of the cutting groove (18) of the second gear disc (15) are inclined downwards.

5. The submersible electric pump for cutting sewage according to claim 1, wherein the upper end surface of the pump body (1) is fixedly provided with a hanging ring (24).

6. The submersible electric cutting and sewage pump according to claim 1, wherein the outer side wall of the cleaning rod (9) is obliquely arranged, and the section of the cleaning rod (9) is wedge-shaped.