CN217539028U

CN217539028U - Anti-blocking water pump

Info

Publication number: CN217539028U
Application number: CN202221042619.5U
Authority: CN
Inventors: 王剑锋; 郭智慧; 关凯文
Original assignee: Beijing Yi Bai Yuan Science And Technology LLC
Current assignee: Beijing Yi Bai Yuan Science And Technology LLC
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-10-04
Anticipated expiration: 2032-04-29

Abstract

The application discloses prevent stifled water pump for immersible pump technical field, including the motor and the pump body, the pump body includes pump case and water wheels, one side of pump case and the host computer shell fixed connection of motor, one side that the pump case was kept away from is equipped with the water inlet, the lateral wall of pump case is equipped with the delivery port, the pivot of motor extends to in the pump case, water wheels install in the pivot, and corresponding with the delivery port position, the pump body still including be located between water wheels and the water inlet, be used for cutting the cutter head of debris, cutter head also installs in the pivot. In the working process of the anti-blocking water pump, the motor drives the water wheel to rotate, water is output from the water outlet under the action of centrifugal force, and negative pressure is generated to enable the water to enter the pump shell from the water inlet. Impurities may be present in the water entering the pump housing, which need to be in contact with the cutter head first. The cutting tool bit rotates along with the motor and can cut up sundries. The cut impurities can be discharged from the water outlet, so that the blockage risk of the anti-blocking water pump is reduced.

Description

Anti-blocking water pump

Technical Field

The application relates to the technical field of submersible pumps, in particular to an anti-blocking water pump.

Background

Most of the aquarium water pumps on the market at present are bottom suction water pumps or 3-in-one water pumps, and most of the water pumps only play a role in guiding water flow. The water pump blocks sundries such as aquatic plants through structures such as a filter screen, and the like, but the risk of blockage still exists after long-term operation.

Therefore, how to provide an anti-blocking water pump is a technical problem which needs to be solved urgently by a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an anti-blocking water pump, it has set up cutter head between water wheels and water inlet, cuts up debris through cutter head to prevent to block up.

In order to realize above-mentioned purpose, the application provides an anti-blocking water pump, including the motor and the pump body, the pump body includes pump case and water wheels, one side of pump case and the host computer shell fixed connection of motor, one side that the pump case was kept away from is equipped with the water inlet, the lateral wall of pump case is equipped with the delivery port, the pivot of motor extends to in the pump case, water wheels installs in the pivot, and corresponding with the delivery port position, the pump body still including be located between water wheels and the water inlet, be used for cutting debris's cutting tool bit, cutting tool bit also installs in the pivot.

In some embodiments, the cutting head includes a cutting blade and an annular second mounting ring, the second mounting ring is connected to the rotating shaft, and a predetermined included angle is formed between the cutting blade and an axis of the second mounting ring, and the predetermined included angle is an acute angle.

In some embodiments, the water wheel includes a pressurizing blade and a first mounting ring, the first mounting ring is connected with the rotating shaft, and the pressurizing blade is parallel to the axis of the first mounting ring.

In some embodiments, the pump housing includes a water outlet member coupled to an end surface of the main housing and a water inlet member coupled to an end surface of the water outlet member remote from the main housing, the water inlet is located in a center of the water inlet member, and the water outlet is located on a side wall of the water outlet member.

In some embodiments, the rotor of the electric machine is a permanent magnet rotor.

In some embodiments, the device further comprises a controller and a detector for detecting the blockage condition through current and/or voltage, wherein the detector and the motor are connected with the controller, and the controller comprises a first actuator for controlling the motor to rotate reversely when the controller receives the blockage information sent by the detector.

In some embodiments, the water temperature control system further comprises a temperature detection mechanism for detecting the temperature of the water, the temperature detection mechanism is connected with the controller, and the controller further comprises a second actuator for reducing the rotation speed of the rotor when the temperature of the water exceeds a temperature threshold value.

In some embodiments, the outside of the host housing is provided with a mounting block in which the temperature detection mechanism is mounted.

The application provides a prevent stifled water pump, including the motor and the pump body, the pump body includes pump case and water wheels, one side of pump case and the host computer shell fixed connection of motor, one side that the pump case was kept away from is equipped with the water inlet, the lateral wall of pump case is equipped with the delivery port, the pivot of motor extends to in the pump case, water wheels install in the pivot, and corresponding with the delivery port position, the pump body is still including being located between water wheels and the water inlet, the cutter head for cutting debris, cutter head also installs in the pivot.

In the working process of the anti-blocking pump, the motor drives the water wheel to rotate, water is output from the water outlet under the action of centrifugal force, and negative pressure is generated to enable the water to enter the pump shell from the water inlet. Impurities may be present in the water entering the pump housing, which need to be in contact with the cutter head first. The cutting knife head rotates along with the motor and can cut up sundries. The cut impurities can be discharged from the water outlet, so that the risk of blockage of the anti-blocking water pump is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an anti-clogging pump provided in the present application;

FIG. 2 is an exploded view of the anti-clogging water pump of FIG. 1;

FIG. 3 is a side view of the anti-clogging water pump of FIG. 1;

FIG. 4 is a top view of the anti-clogging water pump of FIG. 1;

FIG. 5 is a front view of the anti-clogging water pump of FIG. 1;

fig. 6 is a rear view of the anti-clogging water pump of fig. 1.

Wherein the reference numerals in fig. 1 to 6 are:

stator module 1, host computer shell 2, rotor 3, water wheels 4, cutting tool bit 5, water outlet member 6, water inlet member 7, temperature sensor 8, screw 9.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In order to enable those skilled in the art to better understand the scheme of the present application, the present application will be described in further detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 6, fig. 1 is a schematic structural diagram of an anti-blocking water pump provided in the present application; FIG. 2 is an exploded view of the anti-clogging water pump of FIG. 1; FIG. 3 is a side view of the anti-clogging water pump of FIG. 1; FIG. 4 is a top view of the anti-clogging water pump of FIG. 1; FIG. 5 is a front view of the anti-clogging water pump of FIG. 1; fig. 6 is a rear view of the anti-clogging water pump of fig. 1.

The anti-blocking water pump provided by the application has the structure as shown in fig. 1 and 2 and comprises a motor and a pump body. Wherein the pump body comprises a pump housing and a water wheel 4. The pump shell is coaxial with the main machine shell 2 of the motor, and one side of the pump shell is fixedly connected with the main machine shell 2 of the motor in a clamping or bolt connection mode and the like. One side that the pump case kept away from is equipped with the water inlet, and the lateral wall of pump case is equipped with the delivery port. The rotating shaft of the motor extends into the pump shell, and the water wheel 4 is positioned in the pump shell and is arranged on the rotating shaft. The position of the water wheel 4 in the axial direction of the pump shell corresponds to the position of the water outlet, the water wheel 4 rotates to drive water in the pump shell to flow to the water outlet, and meanwhile, water outside the pump shell enters the pump shell from the water inlet. The pump body still includes cutter head 5, and cutter head 5 also installs in the pivot, and cutter head 5 is located between waterwheel 4 and the water inlet. When the rotating shaft of the motor rotates, the water wheel 4 and the cutter head 5 can be driven to rotate simultaneously, sundries enter the pump shell from the water inlet, the cutter head 5 cuts up the cutting sundries when rotating, and the cut-up sundries can be discharged out of the pump shell from the water outlet, so that the pump body is prevented from being blocked.

In some embodiments, the cutting head 5 includes two or more cutting blades and a second mounting ring, and all the cutting blades are uniformly distributed on the outer side of the second mounting ring along the circumferential direction of the second mounting ring. The second mounting ring is fixedly connected with the rotating shaft in a manner of interference fit or bonding and the like. And a preset included angle is formed between the cutting blade and the axis of the second mounting ring, and the preset included angle is an acute angle.

The cutting blade can exert axial force and radial force to water in the rotation process, and in order to effectively utilize the power of cutting tool bit 5 pivoted to do work, the distance between the edge that the cutting blade is located the front side on the direction of rotation and the water inlet is less than the edge that is located the rear side and the distance between the water inlet. The cutting head 5 thus rotates to push water toward the water wheel 4 to increase the flow rate of water.

In some embodiments, the water wheel 4 includes a booster blade and a first mounting ring. As shown in fig. 2, the number of the supercharging blades is more than 2, and all the supercharging blades are uniformly distributed on the outer side of the second mounting ring along the circumferential direction of the second mounting ring. The first mounting ring is connected with the rotating shaft, the pressurizing blades are parallel to the axis of the first mounting ring, the pressurizing blades push water to flow around the rotating shaft, and the water is discharged from the water outlet under the action of centrifugal force.

In a concrete implementation mode of this application, the distance of water wheels 4 and cutter head 5 is 8mm, and the quantity of pressure boost blade is 6, and the quantity of cutting blade is 2, sets up cutter head 5 back, and the efficiency of water pump can improve 80% -90%, and the lift can improve more than 50%. Of course, the number of the pressurizing blades and the number of the cutting blades can be set by the user according to the requirement, and is not limited herein.

In some embodiments, the pump housing includes a water outlet 6 and a water inlet 7. As shown in fig. 2, the water outlet member 6 is substantially annular, a middle portion thereof is a cavity for mounting the water wheel 4, and the water outlet is located on a side wall of the water outlet member 6. The water inlet piece 7 can be referred to a water pump end cover of the prior art, and the water inlet is positioned in the center of the water inlet piece 7. The terminal surface laminating of outlet member 6 and host computer shell 2, the terminal surface laminating of host computer shell 2 is kept away from with outlet member 6 to inlet member 7, and host computer shell 2, outlet member 6 and inlet member 7 pass through screw 9 fixed connection.

In some embodiments, the rotor 3 is a permanent magnet rotor 3, and the stator assembly 1 of the motor is powered on to drive the permanent magnet rotor 3 to rotate, so as to drive the water wheel 4 and the cutter head 5 to work.

In some embodiments, the anti-clogging water pump further comprises a controller and a detector, wherein the detector is connected with the controller and detects the clogging condition of the pump body through current and/or voltage. When the pump body is blocked, the resistance of the water wheel 4 and the cutting head 5 to rotate is increased, so that the current and the voltage of the motor are increased. The structure of the detector can refer to a voltage detection circuit or a current detection circuit in the prior art, and is not described herein again. The detector and the motor are both connected with the controller, the controller comprises a first actuator, and the first actuator is connected with the motor. When the detector detects that the current and/or voltage exceeds a preset value, blockage information is generated and transmitted to the controller. After the controller receives the blocking information, the first actuator controls the motor to rotate reversely, and accordingly sundries blocking the pump body are discharged from the water inlet. The first actuator can refer to a control circuit for controlling the reverse rotation of the motor in the prior art, and is not described in detail herein.

In some embodiments, the anti-clogging water pump further comprises a temperature detection mechanism for detecting the temperature of the water. The temperature detection mechanism may be embodied as a temperature sensor 8. The temperature sensor 8 is connected with the controller, the controller further comprises a second actuator, and when the water temperature exceeds a temperature threshold value, the second actuator can reduce the rotating speed of the motor, so that the purpose of energy conservation is achieved. The structure of the second actuator can refer to a rotation speed adjusting circuit in the prior art, and is not described in detail herein.

In some embodiments, as shown in fig. 3, the outside of the main housing 2 is provided with a mounting block, a mounting hole is provided in the mounting block, and the temperature sensor 8 is fixed in the mounting hole by interference fit, adhesion, or the like.

In the embodiment, the anti-blocking water pump is provided with the cutting tool bit 5, and the cutting tool bit 5 is driven by the motor to rotate so as to cut up sundries entering a pump shell; simultaneously cutting tool bit 5 can carry out the pressure boost to water to improve anti-blocking water pump's lift and efficiency. In addition, the anti-blocking water pump is also provided with a detector, a temperature sensor 8 and a controller, when the running resistance of the pump body is increased, the controller controls the motor to rotate reversely, so that sundries in the pump body are discharged from the water inlet, and the self-cleaning function of the anti-blocking water pump is realized; when the water temperature exceeds the temperature threshold, the efficiency of the anti-blocking water pump is reduced, and at the moment, the rotating speed of the anti-blocking water pump is reduced, so that the electric energy consumption of the anti-blocking water pump can be reduced, and energy conservation and emission reduction are realized.

It should be noted that in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The anti-blocking water pump that this application provided has been introduced in detail above. The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.

Claims

1. The utility model provides an anti-blocking water pump, its characterized in that includes the motor and the pump body, the pump body includes pump case and water wheels (4), one side of pump case with host computer shell (2) fixed connection of motor, the pump case is kept away from one side of motor is equipped with the water inlet, the lateral wall of pump case is equipped with the delivery port, the pivot of motor extends to in the pump case, water wheels (4) are installed in the pivot and with the delivery port position is corresponding, the pump body still including being located between water wheels (4) and the water inlet, be used for cutting tool bit (5) of debris, tool bit (5) are also installed in the pivot.

2. The anti-blocking water pump according to claim 1, wherein the cutting head (5) comprises a cutting blade and an annular second mounting ring, the second mounting ring is connected with the rotating shaft, a preset included angle is formed between the cutting blade and the axis of the second mounting ring, and the preset included angle is an acute angle.

3. The anti-blocking water pump according to claim 2, wherein the water wheel (4) comprises a pressurizing blade and a first mounting ring, the first mounting ring is connected with the rotating shaft, and the pressurizing blade is parallel to the axis of the first mounting ring.

4. The anti-blocking water pump according to claim 3, wherein the pump casing comprises a water outlet member (6) and a water inlet member (7), the water outlet member (6) is connected to an end surface of the main body housing (2), the water inlet member (7) is connected to an end surface of the water outlet member (6) away from the main body housing (2), the water inlet is located at the center of the water inlet member (7), and the water outlet is located at a side wall of the water outlet member (6).

5. Anti-clogging water pump according to any one of claims 1 to 4, characterized in that the rotor (3) of the motor is a permanent magnet rotor.

6. The anti-clogging water pump according to any one of claims 1 to 4, further comprising a controller and a detector for detecting clogging condition by current and/or voltage, wherein the detector and the motor are connected to the controller, and the controller comprises a first actuator for controlling the motor to rotate reversely when receiving the clogging information sent by the detector.

7. Anti-clogging water pump according to claim 6, characterized in that it further comprises temperature detection means to detect the temperature of the water, said temperature detection means being connected to said controller, said controller further comprising a second actuator to reduce the rotation speed of the rotor (3) of said electric motor when the temperature of the water exceeds a temperature threshold.

8. The anti-clogging water pump according to claim 7, characterized in that a mounting block is provided on the outside of the main unit housing (2), and the temperature detection mechanism is mounted in the mounting block.