CN111649010A

CN111649010A - Novel high-lift submersible pump

Info

Publication number: CN111649010A
Application number: CN202010450135.3A
Authority: CN
Inventors: 董宾治
Original assignee: Anhui Huiyuan Mechanical & Electrical Co ltd
Current assignee: Anhui Huiyuan Mechanical & Electrical Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-09-11

Abstract

The invention discloses a novel high-lift submersible pump, which belongs to the technical field of submersible pumps and comprises a pump body, wherein the lower end of the pump body is provided with a casing, a motor is arranged in the casing, the bottom of the pump body is provided with a water inlet, and a blockage removing component is arranged in the water inlet; the filter screen blockage removing assembly comprises a fixing seat fixed on the inner wall of a water inlet, a supporting column penetrating through the fixing seat is arranged inside the fixing seat, and a filter screen is arranged at one end, close to a pump body, of the supporting column.

Description

Novel high-lift submersible pump

Technical Field

The invention belongs to the technical field of submersible pumps, and particularly relates to a novel high-lift submersible pump.

Background

The submersible pump is a common device, which is widely applied to the water collection process of water sources such as rivers, lakes, deep wells and the like, when in use, the whole unit is submerged into water to work, underground water is extracted to the ground surface, the submersible pump is domestic water, mine emergency rescue, industrial cooling, farmland irrigation, seawater lifting, ship load adjustment, can also be used for fountain landscape, is key equipment for providing high-lift and high-pressure liquid, is increasingly popularized with new energy sources such as global fresh water resource shortage, local drought and terrestrial heat aggravation year by year, underground water level is gradually reduced, utilization of underground water and the like, the demand of general users on the submersible pump for wells is increasingly large, the requirement on the pump performance is also increasingly large day by day, a filter screen is generally arranged at the water inlet end of the existing submersible pump to prevent impurities from clamping an impeller and causing damage, but the filter screen is frequently cleaned, otherwise, a channel port is blocked, and the conveying efficiency is, however, the filter screen is troublesome to disassemble and inconvenient to clean, and the pump body needs to be taken out, which wastes time.

Disclosure of Invention

The invention provides a novel high-lift submersible pump which has the characteristics of blockage prevention, no need of cleaning and guarantee of the transportation performance of a pump body.

In order to achieve the purpose, the invention provides the following technical scheme: a novel high-lift submersible pump comprises a pump body, wherein a casing is arranged at the lower end of the pump body, a motor is arranged inside the casing, a water inlet is formed in the bottom of the pump body, and a blockage removing assembly is arranged in the water inlet;

remove stifled subassembly including fixing the fixing base on the water inlet inner wall, the inside of fixing base is provided with the pillar that runs through the fixing base, the one end that the pillar is close to the pump body is provided with the filter screen, the one end that the pump body was kept away from to the pillar is provided with the stopper, the one end fixedly connected with spring that the stopper is close to the pump body, the spring centers on in the pillar outside, and spring one end is connected on the fixing base, the left side of filter screen is provided with the ejector pin, the left end of ejector pin is provided with the fixed disk, the left side of fixed disk is provided with.

Preferably, the output end of the motor is connected with a pump shaft, the pump shaft is arranged inside the pump body, an impeller is arranged on the surface of the pump shaft, a connecting seat is arranged at the upper end of the water inlet, a flow guide shell is arranged at the upper end of the connecting seat, flow guide channels are arranged in the flow guide shell, a water outlet seat is arranged at the upper end of the flow guide shell, and a water outlet channel is arranged in the water outlet seat.

Preferably, a heat dissipation assembly is arranged outside the motor and comprises a cylinder fixed on the shell of the machine shell, the cylinder is internally communicated and provided with an interlayer, the outer wall of the cylinder is provided with a plurality of heat dissipation fins in a communicated manner, and the heat dissipation fins penetrate through the machine shell and extend out of the machine shell.

Preferably, a rubber bearing is connected between the impeller and the pump shaft.

Preferably, the lower surface of the heat dissipation fin is provided with an inclined surface facing the cylinder.

Preferably, a foot rest is arranged at the lower end of the machine shell.

Preferably, the ejector rods are distributed corresponding to meshes of the filter screen.

Preferably, the ejector rod is provided as a hollow rod.

Preferably, a valve is arranged on the heat dissipation fin.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the blocking mechanism can remove meshes blocked by the filter screen, when the filter screen absorbs excessive impurities and can not normally pass through water flow, the filter screen is close to the ejector rod under the action of the suction force of the submersible pump, and the ejector rod penetrates through the filter screen through the holes in the filter screen, so that the effect of dredging the filter screen is achieved, after the filter screen is dredged, the suction force reduces the elasticity of the spring on the filter screen, the filter screen is reset, the filter screen does not need to be detached for cleaning, and time and labor are saved.

2. The invention ensures that the motor can carry out high-efficiency heat dissipation, prolongs the service life of the motor, absorbs heat through the working fluid in the cylinder, the liquid state of the working fluid in the cylinder volatilizes into a vapor state when heated, the heat can be taken away in the volatilization process, the outer ends of the radiating fins are contacted with water, the vapor working fluid moves upwards to the radiating fins and is converted into liquid when cooled, then the liquid flows down along the lower surfaces of the radiating fins, the heat is absorbed and converted into the vapor state again, and the circulation is repeated to form a liquid-vapor circulation to take away the heat, thereby ensuring that the device can carry out high-efficiency heat dissipation, and the heat dissipation is fast and.

Drawings

Fig. 1 is a schematic structural diagram of a novel high-lift submersible pump according to the present invention.

Fig. 2 is a schematic structural view of the blockage removing assembly of the present invention.

Fig. 3 is a top view of the housing of the present invention.

Fig. 4 is a schematic structural diagram of a heat dissipation assembly of the present invention.

In the figure: 1. a foot rest; 2. a housing; 3. a pump body; 4. a water inlet; 5. a connecting seat; 6. a flow-guiding housing; 7. a rubber bearing; 8. a flow guide channel; 9. a water outlet base; 10. a water outlet channel; 11. an impeller; 12. a pump shaft; 13. a block removal assembly; 131. a fixed mount; 132. a top rod; 133. a filter screen; 134. a fixed seat; 135. a spring; 136. a limiting block; 137. a pillar; 138. fixing the disc; 14. a heat dissipating component; 141. a heat dissipating fin; 142. a valve; 143. a cylinder; 15. an electric motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

Example 1

Referring to fig. 1-2, the present invention provides the following technical solutions: a novel high-lift submersible pump comprises a pump body 3, wherein a casing 2 is arranged at the lower end of the pump body 3, a motor 15 is arranged inside the casing 2, a water inlet 4 is formed in the bottom of the pump body 3, and a blockage removing assembly 13 is arranged in the water inlet 4;

remove stifled subassembly 13 including fixing the fixing base 134 on the inner wall of water inlet 4, the inside of fixing base 134 is provided with the pillar 137 that runs through fixing base 134, the one end that the pillar 137 is close to the pump body 3 is provided with filter screen 133, the one end that the pillar 137 kept away from the pump body 3 is provided with stopper 136, the one end fixedly connected with spring 135 that the stopper 136 is close to the pump body 3, spring 135 centers on the pillar 137 outside, and spring 135 one end is connected on fixing base 134, the left side of filter screen 133 is provided with ejector pin 132, the left end of ejector pin 132 is provided with fixed disk 138, the left side of fixed disk 138 is provided with mount.

In this embodiment, the output end of the motor 15 is connected with the pump shaft 12, the pump shaft 12 is disposed inside the pump body 3, the surface of the pump shaft 12 is provided with the impeller 11, the upper end of the water inlet 4 is provided with the connecting seat 5, the upper end of the connecting seat 5 is provided with the flow guide casing 6, the flow guide casing 6 is internally provided with the flow guide channel 8, the upper end of the flow guide casing 6 is provided with the water outlet seat 9, and the water outlet seat 9 is internally provided with the water.

In order to fix the impeller 11 and the pump shaft 12 more firmly, in the embodiment, a rubber bearing 7 is connected between the impeller 11 and the pump shaft 12.

In order to stably support the pump body 3, in this embodiment, a foot rest 1 is provided at the lower end of the casing 2.

In order to clean the meshes of the filter screen 133 completely, in this embodiment, the push rods 132 are distributed corresponding to the meshes of the filter screen 133.

In order to remove the impurities and ensure that the water pump works normally and the efficiency does not decrease, in this embodiment, the top rod 132 is a hollow rod.

Example 2

Referring to fig. 1-4, the present invention provides the following technical solutions: a novel high-lift submersible pump comprises a pump body 3, wherein a casing 2 is arranged at the lower end of the pump body 3, a motor 15 is arranged inside the casing 2, a water inlet 4 is formed in the bottom of the pump body 3, and a blockage removing assembly 13 is arranged in the water inlet 4;

In order to dissipate heat of the motor 15 and prolong the service life of the motor 15, in this embodiment, a heat dissipation assembly 14 is disposed outside the motor 15, the heat dissipation assembly 14 includes a cylinder 143 fixed on the housing of the housing 2, the cylinder 143 is internally penetrated and provided with an interlayer, a plurality of heat dissipation fins 141 are penetrated on the outer wall of the cylinder 143, the heat dissipation fins 141 penetrate through the housing 2 and extend out of the housing 2, and the cylinder 143 contains working fluid.

In order to facilitate the working fluid to move upward to the heat dissipating fins 141 in a vapor state and transform into liquid when cooled and then flow down along the bottoms of the heat dissipating fins 141, in the present embodiment, the lower surfaces of the heat dissipating fins 141 are provided as inclined surfaces facing the cylinder 143.

In order to facilitate the addition of the working fluid, in the present embodiment, the valve 142 is disposed on the heat dissipation fin 141.

The working principle and the using process of the invention are as follows: when the invention is used, the pump shaft 12 is driven to rotate by the motor 15, the impeller 11 is driven to rotate, water flow enters from the water inlet 4, is lifted to the first-stage guide shell 6 by the first-stage impeller 11, the first-stage guide shell 6 guides the water flow to the next-stage impeller 11, is lifted to the next-stage guide shell 6 by the first-stage impeller 11, is sequentially lifted step by step, and finally is guided to the water outlet seat 9 by the last-stage guide shell 6, and is discharged from the water outlet seat 9 through the water outlet channel 10, the motor 15 can emit heat after long-time work, the working fluid is arranged in the cylinder 143, the liquid state of the working fluid is volatilized into a steam state after being heated, the heat can be taken away in the volatilization process, the steam-state working fluid moves upwards to the radiating fins 141, the outer ends of the radiating fins 141 are contacted with water, so that the steam-state working fluid moves upwards to the, absorb heat again and change into the vapour attitude, it is all round, form a liquid vapour circulation and take away the heat, thereby guarantee that the device can carry out high-efficient heat dissipation, the heat dissipation is fast and respond well, and when containing impurity in the submerged working environment, adsorb on filter screen 133 at the during operation, it is too much when absorbent impurity on filter screen 133, can not normally pass through during rivers, filter screen 133 receives the effect of the attraction force of immersible pump, be close to ejector pin 132, ejector pin 132 passes through the hole on the filter screen 133 and runs through filter screen 133, thereby reach the effect of mediation filter screen 133, after the filter screen 133 mediation, the attraction that receives reduces filter screen 133 and receives spring 135's elasticity, reset, continue work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel high-lift immersible pump, includes the pump body (3), its characterized in that: a casing (2) is arranged at the lower end of the pump body (3), a motor (15) is arranged inside the casing (2), a water inlet (4) is formed in the bottom of the pump body (3), and a blockage removing assembly (13) is arranged in the water inlet (4);

the blockage removing component (13) comprises a fixed seat (134) fixed on the inner wall of the water inlet (4), a support column (137) penetrating through the fixed seat (134) is arranged in the fixed seat (134), a filter screen (133) is arranged at one end of the pillar (137) adjacent to the pump body (3), a limiting block (136) is arranged at one end of the strut (137) far away from the pump body (3), one end of the limiting block (136) close to the pump body (3) is fixedly connected with a spring (135), the spring (135) surrounds the outer side of the strut (137), one end of the spring (135) is connected with the fixed seat (134), the left side of the filter screen (133) is provided with a mandril (132), the left end of ejector pin (132) is provided with fixed disk (138), the left side of fixed disk (138) is provided with mount (131), mount (131) both ends set up on water inlet (4) inner wall.

2. The novel high-lift submersible pump of claim 1, characterized in that: the pump comprises a pump body (3), and is characterized in that the output end of a motor (15) is connected with a pump shaft (12), the pump shaft (12) is arranged inside the pump body (3), an impeller (11) is arranged on the surface of the pump shaft (12), a connecting seat (5) is arranged at the upper end of a water inlet (4), a flow guide shell (6) is arranged at the upper end of the connecting seat (5), a flow guide channel (8) is arranged in the flow guide shell (6), a water outlet seat (9) is arranged at the upper end of the flow guide shell (6), and a water outlet channel (10) is arranged in the.

3. The novel high-lift submersible pump of claim 1, characterized in that: the heat dissipation device is characterized in that a heat dissipation assembly (14) is arranged outside the motor (15), the heat dissipation assembly (14) comprises a cylinder (143) fixed on a shell of the machine shell (2), the cylinder (143) is internally communicated and provided with an interlayer, a plurality of heat dissipation fins (141) are communicated and arranged on the outer wall of the cylinder (143), and the heat dissipation fins (141) penetrate through the machine shell (2) and extend out of the machine shell (2).

4. The novel high-lift submersible pump of claim 2, wherein: and a rubber bearing (7) is connected between the impeller (11) and the pump shaft (12).

5. The novel high-lift submersible pump of claim 3, wherein: the lower surface of the heat radiating fin (141) is provided with an inclined surface facing the direction of the cylinder (143).

6. The novel high-lift submersible pump of claim 1, characterized in that: the lower end of the casing (2) is provided with a foot rest (1).

7. The novel high-lift submersible pump of claim 1, characterized in that: the distribution of the mandrils (132) corresponds to the meshes of the filter screen (133).

8. The novel high-lift submersible pump of claim 1, characterized in that: the ejector rod (132) is provided as a hollow rod.

9. The novel high-lift submersible pump of claim 3, wherein: and valves (142) are arranged on the radiating fins (141).