CN220118410U - Self-cleaning submersible sewage pump - Google Patents

Abstract

The utility model discloses a self-cleaning submersible sewage pump which comprises a shell, wherein a supporting frame is fixedly connected to the bottom of the shell, a motor cavity, an assembling cavity, a flow guiding cavity and a cutting cavity are sequentially formed in the inner cavity of the shell from top to bottom, the flow guiding cavity is communicated with the cutting cavity, a water outlet pipe is fixedly connected to the side wall of the flow guiding cavity, a driving shaft penetrating into the cutting cavity is fixedly connected to the output end of the motor, a cutting knife is fixedly arranged at the bottom of the driving shaft, an impeller is fixedly arranged on the outer side wall of the driving shaft in the flow guiding cavity, and a cleaning assembly is fixedly arranged in the assembling cavity. The sewage is guided from the bottom of the cutting cavity to the water outlet pipe, the cleaning component is arranged in the assembly cavity of the shell, the impeller in the guiding cavity is cleaned through ultrasonic vibration generated by the cleaning component, dirt is prevented from adhering to the side wall of the impeller, the cleaning of the impeller is ensured, and therefore the stability of the impeller in the rotation process is improved, and the guiding efficiency of the impeller for guiding the sewage is maintained.

Description

Self-cleaning submersible sewage pump

Technical Field

The utility model relates to the technical field of submersible sewage pumps, in particular to a self-cleaning submersible sewage pump.

Background

The submersible sewage pump is a device for guiding and transferring sewage in the field of sewage treatment, and drives the impeller to rotate through the motor in the use process of the submersible sewage pump, so that the sewage is led into another place from one place, and the subsequent treatment operation of the sewage is facilitated. In the using process of the conventional submersible sewage pump, because of more dirt impurities in sewage, dirt is easily attached to the surface of the impeller for guiding sewage in the submersible sewage pump, the rotation of the impeller is unstable after dirt is accumulated, and the efficiency of guiding sewage by the impeller can be influenced. For this purpose we propose a self-cleaning submersible sewage pump.

Disclosure of Invention

The utility model aims to provide a self-cleaning submersible sewage pump for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a self-cleaning submersible sewage pump, includes the casing, the bottom fixedly connected with support frame of casing, motor chamber, assembly chamber, water conservancy diversion chamber and cutting chamber have been seted up in proper order to the inner chamber from the top down of casing, the water conservancy diversion chamber is linked together with the cutting chamber, the lateral wall fixedly connected with outlet pipe in water conservancy diversion chamber, the motor is installed to the intracavity embedding of motor, the output fixedly connected with of motor runs through to the drive shaft in the cutting chamber, the bottom fixedly assembled of drive shaft has the cutting knife, the lateral wall of drive shaft is located water conservancy diversion intracavity fixedly assembled has the impeller, assembly intracavity fixedly assembled has clean subassembly.

Preferably, the cleaning component comprises an ultrasonic generator, the ultrasonic generator is fixedly assembled in the assembly cavity, an ultrasonic transducer is embedded and installed at the top of the inner cavity of the flow guide cavity, and the ultrasonic transducer is electrically connected with the ultrasonic generator.

Preferably, the lateral wall fixed mounting of casing has liquid supply mechanism, liquid supply mechanism includes the mounting bracket, the mounting bracket passes through fixed axle fixed connection at the lateral wall of casing, the fixed liquid supply pump that is equipped with in top of mounting bracket, the input fixedly connected with feed liquor pipe of feed liquor pump, the output fixedly connected with of feed liquor pump is linked together with the water conservancy diversion chamber drain pipe, fixedly assembled with solenoid valve in the drain pipe.

Preferably, the support frame comprises a bottom frame, the top of the bottom frame is fixedly connected with a top frame through a support block, the top frame is fixedly connected with the bottom of the shell, and the inner side wall and the outer side wall of the support block are uniformly and integrally formed with auxiliary support blocks.

Preferably, the top of the shell is fixedly connected with a hanging ring.

Compared with the prior art, the utility model has the beneficial effects that: the self-cleaning submersible sewage pump drives the impeller to rotate through the motor, sewage is guided from the bottom of the cutting cavity to the water outlet pipe, a cleaning component is arranged in the assembly cavity of the shell, the impeller in the guide cavity is cleaned through ultrasonic vibration generated by the cleaning component, dirt is prevented from adhering to the side wall of the impeller, the cleaning of the impeller is ensured, and therefore the stability of the impeller in the rotation process is improved, and the guide efficiency of the impeller for guiding the sewage is maintained;

the side wall of the shell is provided with a liquid supply mechanism, and cleaning liquid is supplied into the flow guide cavity through the arranged liquid supply mechanism, so that the cleaning liquid is matched with the cleaning assembly, and the cleaning effect on the impeller is further improved.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a front cross-sectional view of the present utility model.

Fig. 3 is a detail view at a in fig. 2.

Fig. 4 is a schematic structural view of the support frame of the present utility model.

In the figure: 1. the device comprises a shell, 2, a motor cavity, 3, an assembly cavity, 4, a diversion cavity, 5, a cutting cavity, 6, a motor, 7, a driving shaft, 8, a cutting knife, 9, an impeller, 10, a water outlet pipe, 11, a cleaning component, 111, an ultrasonic generator, 112, an ultrasonic transducer, 12, a liquid supply mechanism, 121, a mounting bracket, 122, a fixing shaft, 123, a liquid supply pump, 124, a liquid inlet pipe, 125, a liquid outlet pipe, 126, an electromagnetic valve, 13, a supporting frame, 131, a bottom frame, 132, a top frame, 133, a supporting block, 134, an auxiliary supporting block, 14 and a hanging ring.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1, 2, 3 and 4, the present utility model provides a technical solution: the utility model provides a self-cleaning submersible sewage pump, including casing 1, casing 1 adopts alloy material to cast and forms, the top welded fastening of casing 1 has rings 14, rings 14 are used for hoisting casing 1's whole, be convenient for move casing 1 into the effluent water sump in, motor chamber 2 has been seted up from last to lower in proper order to casing 1's inner chamber, assembly chamber 3, water conservancy diversion chamber 4 and cutting chamber 5, motor intracavity 2 is used for motor 6's assembly fixedly, external power source is connected to motor 6 electricity, and motor 6's output fixedly connected with runs through to the drive shaft 7 in the cutting chamber 5, motor 6 circular telegram is opened back and is driven drive shaft 7 and rotate.

As shown in fig. 2, the bottom of the driving shaft 7 is located in the cutting cavity 5 and is fixedly provided with a cutting knife 8, the cutting knife 8 is detachably fixed with the bottom end of the driving shaft 7 in a nut and stud mode, when the driving shaft 7 drives the cutting knife 8 to rotate, sewage with sundries sucked into the cutting cavity 5 is chopped, and the sundries are prevented from entering the upper diversion cavity 4 to cause blockage in the diversion cavity 4.

The cutting cavity 5 is communicated with the diversion cavity 4, an impeller 9 is fixedly arranged on the outer side wall of the driving shaft 7 in the diversion cavity 4, the driving shaft 7 drives the impeller 9 to rotate, a water outlet pipe 10 communicated with the impeller 9 is fixedly connected with the side wall of the diversion cavity 4, when the impeller 9 rotates in the diversion cavity 4, sewage is led in from the bottom of the cutting cavity 5 and led out from the water outlet pipe 10, and the water outlet pipe 10 can be fixedly connected with an external pipeline through a flange, so that the sewage can be transported in a directional mode.

As shown in fig. 2 and 3, the cleaning component 11 for cleaning the impeller 9 in the diversion cavity 4 is fixedly arranged in the assembly cavity 3, and because the sticky pollutants such as grease in the sewage are easily adsorbed to the side wall of the diversion hole in the impeller 9 in the long-term diversion process of the sewage, the rotation stability of the impeller 9 can be influenced after the dirt is accumulated, the diversion effect of the impeller 9 on the sewage can be influenced, the cleaning of the impeller 9 can be realized through the cleaning component 11, the starting of the cleaning component 11 is controlled regularly, the cleaning treatment of the impeller 9 can be realized, the cleanliness of the impeller 9 and the diversion effect of the impeller on the sewage can be ensured, and the stability of the impeller 9 is improved.

The cleaning component 11 comprises an ultrasonic generator 111, the ultrasonic generator 111 is fixedly arranged in the assembly cavity 3, an ultrasonic transducer 112 which is uniformly distributed is embedded and arranged at the top of the inner cavity of the diversion cavity 4, the ultrasonic generator 111 is electrically connected with an external power supply, the ultrasonic generator 111 is electrically connected with the ultrasonic transducer 112, ultrasonic vibration is generated through the ultrasonic transducer 112 after the ultrasonic generator 111 is electrified and started, the impeller 9 in the assembly cavity 3 is cleaned, and dirt in sewage is prevented from being attached to the surface of the impeller 9.

The side wall of the shell 1 is fixedly provided with a liquid supply mechanism 12 communicated with the flow guide cavity 4, cleaning liquid is introduced into the flow guide cavity 4 through the arranged liquid supply mechanism 12 in the process of cleaning the impeller 9 by the cleaning assembly 11, and the cleaning effect on the impeller 9 is enhanced through the introduced cleaning liquid matched with the cleaning assembly 11.

As shown in fig. 3 and 4, the liquid supply mechanism 12 includes a mounting frame 121, the mounting frame 121 is welded and fixed with the side wall of the casing 1 through a fixed shaft 122, a liquid supply pump 123 is fixedly arranged at the top of the mounting frame 121, the liquid supply pump 123 is electrically connected with an external power supply, an input end of the liquid supply pump 123 is fixedly connected with a liquid inlet pipe 124, the liquid inlet pipe 124 is used for being connected with an external cleaning liquid supply unit, an output end of the liquid supply pump 123 is fixedly connected with a liquid outlet pipe 125, the liquid outlet pipe 125 is communicated with the inner cavity of the diversion cavity 4, an electromagnetic valve 126 is fixedly arranged in the liquid outlet pipe 125, the electromagnetic valve 126 is electrically connected with the external power supply and an external controller, and reverse flow of sewage into the liquid outlet pipe 125 in the process of diversion of sewage is avoided by arranging the electromagnetic valve 126.

When the impeller 9 needs to be cleaned by matching with the cleaning assembly 11, the driving shaft 7 is controlled to stop rotating, at the moment, the flow guiding cavity 4 is not used for guiding sewage, the liquid supply pump 123 and the electromagnetic valve 126 are started, the liquid supply pump 123 is used for leading cleaning liquid into the flow guiding cavity 4, the cleaning assembly 11 is started, dirt attached to the surface of the impeller 9 is vibrated and cleaned through ultrasonic vibration generated by the cleaning assembly 11, the dirt on the surface of the impeller 9 is enabled to fall off, meanwhile, the cleaning effect on the impeller 9 is further enhanced through the cleaning liquid led into the flow guiding cavity 4, the cleaning assembly 11, the liquid supply pump 123 and the electromagnetic valve 126 are closed after cleaning, the motor 6 is started again, the driving shaft 7 is enabled to continuously drive the impeller 9 to rotate, and flow guiding treatment is carried out on the sewage.

The bottom of casing 1 is through fixing bolt fixed mounting has support frame 13, increase the height of casing 1 through setting up support frame 13, be convenient for sewage inflow to cutting chamber 5, as shown in fig. 4, support frame 13 includes bottom frame 131 and top frame 132, fixedly connected with evenly distributed's supporting shoe 133 between bottom frame 131 and the top frame 132, support fixedly to top frame 132 through supporting shoe 133, the equal welded fastening of inside and outside wall of supporting shoe 133 has auxiliary support piece 134, strengthen the bulk strength of supporting shoe 133 through setting up auxiliary support piece 134, improve the stability of supporting shoe 133, top frame 132 is used for being connected with the bottom of casing 1, top frame 132 is the annular, the through-hole in the middle is linked together with the cutting chamber 5 of its top, be used for the inflow of sewage.

Claims (5)

1. The utility model provides a self-cleaning submersible sewage pump, includes casing (1), its characterized in that: the utility model discloses a motor, including casing (1), motor cavity (2), assembly chamber (3), water conservancy diversion chamber (4) and cutting chamber (5) have been seted up in proper order to the bottom fixedly connected with support frame (13) of casing (1), water conservancy diversion chamber (4) are linked together with cutting chamber (5), the lateral wall fixedly connected with outlet pipe (10) of water conservancy diversion chamber (4), motor (6) are installed to the embedding in motor cavity (2), the output fixedly connected with of motor (6) runs through drive shaft (7) in cutting chamber (5), the bottom fixedly assembled of drive shaft (7) has cutting knife (8), the lateral wall of drive shaft (7) is located water conservancy diversion chamber (4) internal fixation and is equipped with impeller (9), assembly chamber (3) internal fixation has clean subassembly (11).

2. A self-cleaning submersible sewage pump according to claim 1, characterized in that: the cleaning assembly (11) comprises an ultrasonic generator (111), the ultrasonic generator (111) is fixedly assembled in the assembly cavity (3), an ultrasonic transducer (112) is embedded and installed at the top of the inner cavity of the flow guide cavity (4), and the ultrasonic transducer (112) is electrically connected with the ultrasonic generator (111).

3. A self-cleaning submersible sewage pump according to claim 1, characterized in that: the utility model discloses a liquid supply pump, including casing (1), lateral wall fixed mounting of casing (1) has liquid supply mechanism (12), liquid supply mechanism (12) include mounting bracket (121), mounting bracket (121) are through the lateral wall of fixed axle (122) fixed connection at casing (1), the fixed liquid supply pump (123) that is equipped with in top of mounting bracket (121), the input fixedly connected with feed liquor pipe (124) of liquid supply pump (123), the output fixedly connected with of liquid supply pump (123) is with drain pipe (125) that water conservancy diversion chamber (4) are linked together, fixedly mounted with solenoid valve (126) in drain pipe (125).

4. A self-cleaning submersible sewage pump according to claim 1, characterized in that: the support frame (13) comprises a bottom frame (131), the top of the bottom frame (131) is fixedly connected with a top frame (132) through a supporting block (133), the top frame (132) is fixedly connected with the bottom of the shell (1), and an auxiliary supporting block (134) is uniformly formed on the inner side wall and the outer side wall of the supporting block (133).

5. A self-cleaning submersible sewage pump according to claim 1, characterized in that: the top of the shell (1) is fixedly connected with a hanging ring (14).