CN216665953U

CN216665953U - Novel water pump structure

Info

Publication number: CN216665953U
Application number: CN202123346376.2U
Authority: CN
Inventors: 刘晓星
Original assignee: Xiamen Jier Electrical Appliances Co ltd
Current assignee: Xiamen Jier Electrical Appliances Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-06-03
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a novel water pump structure, and relates to the technical field of submersible pumps. The rotor baffle sets up in the bottom of pump case, and the apron sets up at the top of pump case, and motor element installs in the airtight cavity that apron, pump case and rotor baffle formed, and its characterized in that sets up the injecting glue mouth that is used for irritating sealed glue on the apron, the last distribution of rotor baffle has a plurality of to be used for the net gape of evacuation, is formed with the encapsulating clearance between the airtight cavity that forms between apron, pump case, the rotor baffle and the motor element, and the encapsulating clearance is linked together with injecting glue mouth, net gape respectively, and the encapsulating clearance intussuseption is filled with sealed glue. According to the utility model, the glue injection port for injecting the sealant is formed in the cover plate, the plurality of net ports for vacuumizing are distributed on the rotor baffle plate, the sealant is injected into the glue injection gap through the glue injection port, so that the cover plate, the pump shell and the motor assembly form an undetachable whole, and the motor assembly cannot cause electrical or corresponding mechanical faults due to the problem of seal leakage.

Description

Novel water pump structure

Technical Field

The utility model relates to the technical field of submersible pumps, in particular to a novel water pump structure.

Background

Water pumps are machines for conveying or pressurizing liquid, and are widely used in agriculture and industry. The impeller is driven to rotate by the motor shaft to do work on the liquid, so that the energy of the liquid is increased, and the liquid is conveyed to a specified position by the energy. The water pump mainly comprises cable assembly, pump case, motor element, electric capacity, impeller, base, and when using, whole water pump subassembly dives into aquatic work. Seals are an important component of such submersible pumps to ensure that electrical components are dry and play an important role in the operation of the submersible pump.

Traditional immersible pump utilizes the circulating liquid of extraction to come the cooling of dispelling the heat, but it is mainly accomplished liquid and the inside sealed isolation of motor by the oil blanket, need consume certain power and overcome the frictional resistance of oil blanket, in addition through a period, sealed inside liquid can permeate the motor after wearing and tearing, cause the burnout of electric leakage and motor, at motor element long-time operation in-process under water, still exist because of the trouble problems such as water pump electricity that sealing problem leads to, machinery through the oil blanket.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel water pump structure to solve the problems in the background technology, the cover plate is provided with a glue injection port for injecting sealant, a rotor baffle plate is provided with a plurality of net ports for vacuumizing, the sealant is injected into a glue injection gap through the glue injection port, so that the cover plate, a pump shell and a motor assembly form an inseparable whole, the motor assembly cannot cause electrical or corresponding mechanical faults due to the problem of leakage of the seal in the working process of the pump body, the whole structure is convenient to produce and install, good in sealing performance and stable in operation effect, and has greater market popularization value.

In order to achieve the purpose, the utility model adopts the following technical scheme: contain apron, pump case, motor element, rotor baffle sets up the bottom at the pump case, the apron sets up the top at the pump case, motor element installs in the airtight cavity that apron, pump case and rotor baffle formed, offer the injecting glue mouth that is used for encapsulating glue on the apron, rotor baffle is last to distribute and to have a plurality of to be used for the net gape of evacuation, be formed with the encapsulating clearance between the airtight cavity that forms between apron, pump case, the rotor baffle and the motor element, the encapsulating clearance is linked together with injecting glue mouth, net gape respectively, and the intussuseption of encapsulating clearance is filled with sealed glue.

In one embodiment, a base for supporting is installed at the bottom of the pump shell, an impeller is arranged at the bottom of the motor assembly, the impeller is installed on a rotating shaft of the motor assembly, and a rotor baffle is installed between the impeller and the motor assembly and used for preventing pollution particles from entering the pump shell.

In one embodiment, the motor assembly further comprises a rotor assembly and a stator, wherein one end of the rotor assembly is sleeved with an a shaft seat, and the other end of the rotor assembly is sleeved with a b shaft seat; a rotor fixing seat for supporting and fixing the rotor assembly to operate is arranged on the shaft seat a; the rotor assembly, a component formed by the shaft seat a and the shaft seat b are sleeved with a sleeve for realizing a protection effect, and a sleeve base for supporting and fixing is arranged on the sleeve; the stator is installed in the periphery of sleeve and sleeve base.

In one embodiment, the pump shell is provided with a water outlet for water flow circulation; the base is provided with a flow passage bin and a water inlet, the water inlet is communicated with the flow passage bin, and the output end of the flow passage bin is communicated with the water outlet.

In one embodiment, the impeller of the motor assembly acts on the runner chamber to carry liquid from the water inlet into the runner chamber to the water outlet of the pump housing by the principle of centrifugal force.

In one embodiment, a gasket for preventing water leakage is arranged between the bottom of the pump shell and the base.

In one embodiment, the cover plate is provided with a handle cover which is convenient for extracting the whole pump body, and an opening used for installing a cable assembly is formed between the cover plate and the handle cover.

In one embodiment, the sealant is an epoxy AB sealant.

After adopting the technical scheme, compared with the background technology, the utility model has the following advantages:

1. the cover plate is provided with a glue injection port for injecting sealant, the rotor baffle plate is provided with a plurality of net ports for vacuumizing, the sealant is injected into the glue injection gap through the glue injection port, so that the cover plate, the pump shell and the motor assembly form an integral body which cannot be disassembled, the motor assembly cannot cause electrical or corresponding mechanical faults due to the problem of water liquid or pollutant sealing leakage in the working process of the pump body, and the integral structure is convenient to produce and install, good in sealing performance, stable in operation effect and high in market popularization value;

2. a sleeve is arranged between the stator and the rotor and is used for preventing the rotor component from operating faults caused by the penetration of particles in water during high-speed operation, simultaneously avoiding water corrosion pollution and having double protection functions;

3. the flow channel bin on the base enables the impeller to increase the flow speed and pressure of local water liquid when the impeller runs at a high speed, and the water liquid is better conveyed to the water outlet through the flow channel bin;

4. be provided with the gasket that is used for preventing water liquid and reveals between pump case bottom and the base, guarantee the high-speed rotatory in-process of impeller, liquid can not follow and take place to leak between pump and the base, prevent because the flow and the lift performance of leakage influence water pump, guarantee that the water pump has higher efficiency.

5. The sealant in the technology adopts epoxy resin AB glue, so that the whole or local sealing is better realized, and the sealant is high in strength, waterproof and good in high-temperature resistance.

Drawings

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

FIG. 1 is an exploded view of the first state of the present invention;

FIG. 2 is a second state exploded view of the present invention;

FIG. 3 is an exploded view of the motor assembly of the present invention;

FIG. 4 is an external structural view of the present invention;

FIG. 5 is a schematic top view of the structure corresponding to FIG. 4;

FIG. 6 is a sectional view corresponding to A-A in FIG. 5;

FIG. 7 is a schematic bottom view of the present invention with the base and gasket removed;

FIG. 8 is a schematic view of a rotor baffle configuration of the present invention;

fig. 9 is a schematic view of the base structure of the present invention.

Description of reference numerals:

a cover plate 100, a glue injection opening 110, a handle cover 120 and a through opening 130;

a pump shell 200 and a water outlet 210;

the motor assembly 300, the impeller 310, the rotor baffle 320, the mesh opening 330, the rotor assembly 340, the rotor fixing seat 341, the stator 350, the a shaft seat 360, the b shaft seat 370, the sleeve 380 and the sleeve base 390;

glue filling gap 400, spacer 410;

base 500, runner storehouse 510, water inlet 520.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

Referring to fig. 1 to 2, the present embodiment includes a cover plate 100, a pump housing 200, a motor assembly 300, and a base 500.

Referring to fig. 1, 2, 6, 8, and 9, a base 500 is disposed at the bottom of a pump housing 200, a cover plate 100 is disposed at the top of the pump housing 200, a motor assembly 300 is installed in a closed cavity formed by the cover plate 100, the pump housing 200, and the base 500, thereby forming a submersible pump structure for pumping water, a glue injection port 110 for injecting sealant is opened on the cover plate 100, the motor assembly 300 includes an impeller 310 and a rotor baffle 320, the impeller 310 is disposed at the bottom of the motor assembly 300, the impeller 310 is driven by a rotating shaft on the motor assembly 300 to operate at a high speed, the rotor baffle 320 is installed between the impeller 310 and the motor assembly 300 for preventing pollution particles from entering the pump housing 200, a plurality of net ports 330 for vacuum pumping are distributed on the rotor baffle 320, it should be noted that the number of the net ports 330 is not limited, and can be set according to an actual vacuum pumping volume, and the embodiment is not particularly limited, as long as can normally take out the vacuum, apron 100, pump case 200, be formed with encapsulating clearance 400 between the cavity that forms between the rotor baffle 320 and the motor element 300, encapsulating clearance 400 respectively with injecting glue mouth 110, net gape 330 is linked together, when apron 100, pump case 200, when the cavity that forms between the rotor baffle 320 prepares the encapsulating, outwards bleed through net gape 330 and make vacuumed state in the cavity, begin to pour into sealed glue into in encapsulating clearance 400 through injecting glue mouth 110 on the apron 100 this moment, after sealed glue is filled up, apron 100 through sealed glue, pump case 200, motor element 300 forms a non-detachable whole, relevant spare part local connection position leakproofness is good, structural stability is strong, sealing performance better than traditional plane sealing pad or adoption mechanical seal structure.

Specifically, referring to fig. 3, the motor assembly 300 further includes a rotor assembly 340 and a stator 350, one end of the rotor assembly 340 is sleeved with an a-axis seat 360, the other end of the rotor assembly 340 is sleeved with a b-axis seat 370, the a-axis seat 360 and the b-axis seat 370 are used for supporting the normal operation of the rotating shaft in the rotor assembly 340 and ensuring the coaxiality, a rotor fixing seat 341 for supporting and fixing the operation of the rotor assembly 340 is arranged on the a-axis seat 360, so that the rotor assembly 340 is more stable in the operation process, a sleeve 380 for realizing the protection function is sleeved on the whole body of the component formed by the rotor assembly 340, the a-axis seat 360 and the b-axis seat 370, so as to prevent the particle infiltration in the water from causing the operation failure when the rotor assembly 340 operates at a high speed, and simultaneously avoid the water corrosion pollution, and have the double protection function, the sleeve 380 is provided with a sleeve base 390 for supporting and fixing the stability of the sleeve 380, the stator 350 is installed at the outer circumference of the sleeve 380 and the sleeve base 390 to generate a local rotating magnetic field to control the rotation of the rotor assembly 340.

In the present application, referring to fig. 4-7, a water outlet 210 for water flow is disposed on the pump casing 200, a flow channel chamber 510 and a water inlet 520 are disposed on the base 500, the water inlet 520 is communicated with the flow channel chamber 510, an output end of the flow channel chamber 510 is communicated with the water outlet 210, the impeller 310 on the motor assembly 300 acts on the flow channel chamber 510, and liquid is brought into the flow channel chamber 510 from the water inlet 520 and is transferred to the water outlet 210 of the pump casing 200 by the centrifugal force principle.

Be provided with between pump case 200 bottom and the base 500 and be used for preventing the gasket 410 that water liquid was revealed, guarantee that impeller 310 is high-speed rotatory in-process, liquid can not take place to leak from between pump and the base 500, prevent because the flow and the lift performance of leakage influence water pump, guarantee that the water pump has higher efficiency.

The cover plate 100 is provided with a handle cover 120 which is convenient for extracting the whole pump body, and a through hole 130 for installing a cable assembly is arranged between the cover plate 100 and the handle cover 120.

In this embodiment, the sealant in the potting gap 400 is epoxy AB, so that overall or local sealing is better achieved, and the sealant has high strength, water resistance and high temperature resistance.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Novel water pump structure, it contains apron, pump case, motor element, rotor baffle sets up the bottom at the pump case, the apron sets up the top at the pump case, motor element installs in the airtight cavity that apron, pump case and rotor baffle formed, its characterized in that:

the cover plate is provided with a glue injection port for injecting sealant;

a plurality of net openings for vacuumizing are distributed on the rotor baffle;

a glue filling gap is formed between a closed cavity formed among the cover plate, the pump shell and the rotor baffle and the motor assembly, the glue filling gap is respectively communicated with the glue filling port and the net port, and sealant is filled in the glue filling gap.

2. The novel water pump structure of claim 1, characterized in that:

the bottom of the pump shell is provided with a base for supporting;

the impeller is arranged at the bottom of the motor component and is installed on a rotating shaft of the motor component, and the rotor baffle is installed between the impeller and the motor component and is used for preventing pollution particles from entering a pump shell.

3. The novel water pump structure of claim 1, characterized in that:

the motor component comprises a rotor component and a stator, wherein one end of the rotor component is sleeved with an a shaft seat, and the other end of the rotor component is sleeved with a b shaft seat;

a rotor fixing seat for supporting and fixing the rotor assembly to operate is arranged on the shaft seat a;

the rotor assembly, a component formed by the shaft seat a and the shaft seat b are sleeved with a sleeve for realizing a protection effect, and a sleeve base for supporting and fixing is arranged on the sleeve;

the stator is installed at the periphery of sleeve and sleeve base.

4. The novel water pump structure of claim 2, characterized in that:

a water outlet for water flow circulation is formed in the pump shell;

the base is provided with a flow passage bin and a water inlet, the water inlet is communicated with the flow passage bin, and the output end of the flow passage bin is communicated with the water outlet.

5. The novel water pump structure of claim 4, characterized in that:

the impeller on the motor component acts in the runner bin, and liquid is brought into the runner bin from the water inlet by the centrifugal force principle and is conveyed to the water outlet of the pump shell.

6. The novel water pump structure of claim 1, characterized in that:

a gasket for preventing water liquid from leaking is arranged between the bottom of the pump shell and the base.

7. The novel water pump structure of claim 1, characterized in that:

a handle cover which is convenient for extracting the whole pump body is arranged on the cover plate;

and a through opening for installing a cable assembly is arranged between the cover plate and the handle cover.

8. The novel water pump structure of claim 1, characterized in that:

the sealant is epoxy resin AB adhesive.