CN209354375U - Water pump - Google Patents
Water pump Download PDFInfo
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- CN209354375U CN209354375U CN201822188885.9U CN201822188885U CN209354375U CN 209354375 U CN209354375 U CN 209354375U CN 201822188885 U CN201822188885 U CN 201822188885U CN 209354375 U CN209354375 U CN 209354375U
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- water pump
- magnetic field
- magnet ring
- impeller
- field generator
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Abstract
This application discloses a kind of water pumps.The water pump includes: including water pump cover (1), driving assembly and driven subassembly, and the water pump cover (1) is located on the outside of the driven subassembly, and the inside of the driven subassembly forms the space that can accommodate driving assembly；The driven subassembly includes magnet ring (2) and impeller (3), and the magnet ring (2) is fixedly connected with impeller (3)；The driving assembly includes rotating magnetic field generator (4), the rotating magnetic field generator (4) is oppositely arranged with the magnet ring (2), and the rotating magnetic field generator (4) generates the magnetic field for driving magnet ring (2) rotation when being powered.Present application addresses water pumps in the prior art to be easy that electric leakage, safety is poor, pump motor needs to be sealed into repair makes troubles and technical problem with high costs due to cannot achieve water pump caused by electricity separation.
Description
Technical field
This application involves machinery fields, in particular to a kind of water pump.
Background technique
In pumping system, water pump usually requires external power supply and converts electrical energy into mechanical energy the prior art, thus by water
Water in pump pumps out, and the internal part of water pump is inevasible to need to touch water, or even sometimes for water pump is integrally direct
It is put into water tank.In this case, it is directly drawn from water tank often through a water proof wire, accesses power supply, or pass through
The connection terminal of water tank bottom plate is connect by the sealing of flexible material with external power supply.Therefore there is following limitation: cannot achieve
Electricity separation be easy to cause electric leakage to threaten personal safety；It is more demanding to water pump drive motor, it is fully sealed, can not repair, and
It is with high costs；The reliability of terminal connection is caused to seriously affect after getting wet.
For the above problem in the prior art, currently no effective solution has been proposed.
Utility model content
The main purpose of the application is to provide a kind of novel water pump, to solve water pump in the prior art due to can not
Realize water pump caused by electricity separation be easy electric leakage, safety is poor, pump motor need to be sealed into maintenance make troubles and at
This high technical problem.
To achieve the goals above, this application provides a kind of water pump, which includes water pump cover, driving assembly and driven
Component, the water pump cover are located on the outside of the driven subassembly, and the inside of the driven subassembly, which is formed, can accommodate driving assembly
Space；The driven subassembly includes magnet ring and impeller, and the magnet ring is fixedly connected with impeller；The driving assembly includes rotation
Turn magnetic field generator, the rotating magnetic field generator is oppositely arranged with the magnet ring, and the rotating magnetic field generator is when being powered
Generate the magnetic field for driving the magnet ring rotation.
Further, the driven subassembly further includes rotary supporting body, and the impeller is set in the rotary supporting body
On.
Further, the rotary supporting body includes central axis and bearing, and the bearing is set on the central axis.
Further, the impeller includes impeller housing and blade, and the top surface of the impeller housing is arranged in the blade
On.
Further, the magnet ring is fixed on the inner sidewall of the impeller housing.
Further, the quantity of the blade is 4.
Further, inlet and outlet are offered on the water pump cover.
Further, the water outlet is equipped with flow-guiding mouth.
Further, the rotating magnetic field generator is stator winding.
Further, the driving assembly further includes pedestal, and the rotating magnetic field generator setting is on the base.
In the embodiment of the present application, using by the driving assembly of the connection power supply of water pump and the driven subassembly phase contacted with water
Isolated mode, generates rotating excitation field after being powered by rotating magnetic field generator, rotating excitation field drives the magnet ring rotation being in water
Turn, so that impeller rotates, forms water flow passage in water pump cover, realize and pump function, achieved the purpose that electricity separation, from
And realize and water pump is avoided to leak electricity, it has a safety feature, structure is simply easy maintenance and reduces the technical effect of cost, and then solves
Water pump in the prior art is easy that electric leakage, safety be poor, pump motor due to cannot achieve water pump caused by electricity separation
Needing to be sealed into maintenance makes troubles and technical problem with high costs.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present application, so that the application's is other
Feature, objects and advantages become more apparent upon.The illustrative examples attached drawing and its explanation of the application is for explaining the application, not
Constitute the improper restriction to the application.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of water pump in the embodiment of the present application；
Fig. 2 is the structural schematic diagram of stator winding in the embodiment of the present application；
Fig. 3 is the structural schematic diagram of the embodiment of the present application middle magnetic ring；
Fig. 4 is the structural schematic diagram of impeller in the embodiment of the present application；And
Fig. 5 is the structural schematic diagram of top shell and flow-guiding mouth in the embodiment of the present application.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to embodiments herein described herein.In addition, term " includes " and " tool
Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing a series of steps or units
Process, method, system, product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include without clear
Other step or units listing to Chu or intrinsic for these process, methods, product or equipment.
In this application, term " on ", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outside",
" in ", "vertical", "horizontal", " transverse direction ", the orientation or positional relationship of the instructions such as " longitudinal direction " be orientation based on the figure or
Positional relationship.These terms are not intended to limit indicated dress primarily to better describe the application and embodiment
Set, element or component must have particular orientation, or constructed and operated with particular orientation.
Also, above-mentioned part term is other than it can be used to indicate that orientation or positional relationship, it is also possible to for indicating it
His meaning, such as term " on " also are likely used for indicating certain relations of dependence or connection relationship in some cases.For ability
For the those of ordinary skill of domain, the concrete meaning of these terms in this application can be understood as the case may be.
In addition, term " installation ", " setting ", " being equipped with ", " connection ", " connected ", " socket " shall be understood in a broad sense.For example,
It may be a fixed connection, be detachably connected or monolithic construction；It can be mechanical connection, or electrical connection；It can be direct phase
It even, or indirectly connected through an intermediary, or is two connections internal between device, element or component.
For those of ordinary skills, the concrete meaning of above-mentioned term in this application can be understood as the case may be.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Figures 1 to 5, the embodiment of the present application provides a kind of water pump, the water pump include: water pump cover 1, driving assembly and
Driven subassembly, water pump cover 1 are located on the outside of driven subassembly, and the inside of driven subassembly forms the space that can accommodate driving assembly；'s
Driven subassembly includes magnet ring 2 and impeller 3, and magnet ring 2 is fixedly connected with impeller 3；Driving assembly include rotating magnetic field generator 4,
Rotating magnetic field generator 4 is oppositely arranged with magnet ring 2, and rotating magnetic field generator 4 generates the magnetic for driving magnet ring 2 to rotate when being powered
?.
The device working principle is as described below: rotating magnetic field generator 4 generates rotating excitation field when being powered, and magnet ring 2 is placed in
It in rotating excitation field and can be driven to rotate, to convert electrical energy into the mechanical energy that driving magnet ring 2 rotates.Magnet ring 2 and impeller 3
It is fixedly connected, therefore is able to drive the rotation of impeller 3 when magnet ring 2 rotates.Impeller 3 forces when making rotating motion pre- is introduced into water
In pump cover 1 and charge interlobate liquid in rotation in impeller 3, under the action of centrifugal inertial force, liquid from impeller center to
Radial motion is made in periphery, water flow passage is formed on the inner wall of water pump cover 1 after impeller 3 enters in water pump cover 1 when liquid leaves, by water
Discharge, realizes the water pumping function of water pump.
Water pump cover 1 and driven subassembly are directly contacted with water when in use, and connect the driving assembly of power supply, i.e. rotating excitation field
Generator 4 is mutually separated with driven subassembly, such as the two is located inside and outside the same position of water tank, so that magnet ring 2 can incude
The rotating excitation field that rotating magnetic field generator 4 generates, has so achieved the purpose that electricity separation, has avoided water pump from leaking to realize
Electricity has a safety feature, and structure is simply easy maintenance and reduces the technical effect of cost, and then solves water pump in the prior art
It is easy that electric leakage, safety is poor, pump motor needs to be sealed into maintenance and brings due to cannot achieve water pump caused by electricity separation
Inconvenient and with high costs technical problem.
Rotating magnetic field generator 4 is the device that rotating excitation field can be generated when being powered, all to can be realized above-mentioned function
Device within the scope of the present application.
As the alternative embodiment of the application, rotating magnetic field generator 4 can be DC stator winding, AC stator winding
Or the magnet of rotation can be driven by motor.Preferably, as shown in Fig. 2, rotating magnetic field generator 4 be (direct current) stator around
Group, comprising: the work of four sets of coils, zinc steel disc stator, the control unit and insulated part of Hall element composition, stator winding is former
Reason are as follows: the similar brshless DC motor with Hall element is that control unit according to Hall element senses external magnet ring institute first
Position, the sequence for opening power transistor in (or close) inverter is then determined according to stator winding, makes electric current sequentially
The rotating excitation field that stator winding coil generates forward (or reverse) is flowed through, the magnetic loop interaction with outside can so make leaf
Take turns up time/inverse time rotation.As shown in figure 3, magnet ring 2 is a magnet ring bodies, magnet ring 2 is corresponding with the shapes and sizes of stator winding
Setting.
As the preferred embodiment of the embodiment of the present application, water pump further includes rotary supporting body, and impeller 3 is set in rotation branch
On support body.Rotary supporting body is used to support the rotation of impeller 3, and the rotating excitation field for generating it with rotating magnetic field generator 4 is same
Axis rotation.Specifically, bearing 6 is set on central axis 5, leaf as shown in Figure 1, rotary supporting body includes central axis 5 and bearing 6
Wheel 3 is set in the top of central axis 5.On the one hand the setting of bearing 6 is used for fixed center axis 5, on the other hand for reducing rotation
Friction, to reduce component wear.
The effect of impeller is that the mechanical energy for rotating central axis 5 is directly transmitted to liquid, to increase the static energy of liquid and move
Energy.As the preferred embodiment of the application, as shown in figure 4, impeller 3 includes impeller housing 31 and blade 32, blade 32 is arranged
On the top surface of impeller housing 31, magnet ring 2 is fixed on the inner sidewall of impeller housing 31.It on the one hand realizes in this way
The reasonable setting of 2 position of magnet ring increases the stability connected between magnet ring 2 and impeller 3；On the other hand make single unit system internal junction
Structure is compact, reduces water pump volume.Preferably, the quantity of blade 32 is 4.
Water pump cover 1 forms water flow passage for collecting the liquid flowed out by impeller 3 on inner wall.Water pump cover 1 is preferably set
It is set to volute, liquid obtains energy in the motion process for flowing through impeller 3, and static energy increases, and flow velocity increases, when liquid leaves leaf
After wheel 3 enters water pump cover 1, since 1 inner flow passage of water pump cover is gradually expanded and slow down, part kinetic energy is converted into static energy, last edge
Tangent line discharge.
Water pump cover 1 can be there are many embodiment, it is preferred that as shown in figure 5, offering 100 He of water inlet on water pump cover 1
Water outlet 101.Water inlet 100 is provided on the top surface of water pump cover 1, and water outlet 101 is provided on the side wall of water pump cover 1.As
The further improvement of the embodiment of the present application is provided with flow-guiding mouth 10 at water outlet 101, and flow-guiding mouth 10 is internally provided with inclined-plane,
For the liquid more mobile-redirect to be discharged through water outlet 101.Preferably, flow-guiding mouth 10 and water pump cover 1 are removably clamped,
It is conveniently replaceable.The setting of flow-guiding mouth 10 is also used to connect hydraulic pipeline, and the liquid pumped out through water pump is exported.
As the preferred embodiment of the embodiment of the present application, as shown in Figure 1, water pump cover 1 is a lid, which further includes
One isolation bottom case 11, is formed with cavity between water pump cover 1 and isolation bottom case bottom case 11, isolation bottom case 11 is arranged in driving assembly
The other side of isolation bottom case 11 is arranged in side, driven subassembly, realizes driving assembly and driven subassembly by isolation bottom case 11
Separation.Wherein, isolation bottom case 11 can be diversified forms, as a kind of optional embodiment of the embodiment of the present application, isolation bottom
Shell 11 be mounted on water tank wall or other installation sites on, can be integrally formed with water pump cover 1, or mutual with water pump cover 1
Clamping；As another optional embodiment of the embodiment of the present application, it is a part of water tank wall, water pump that bottom case 11, which is isolated, directly
The cavity of setting slave unit is formed between cover 1 and water tank wall.
As the preferred embodiment of the embodiment of the present application, as shown in Figure 1, what the side of isolation bottom case 11 was arranged in bearing
Position is formed with bearing accommodating cavity 7, and bearing 6 is fixed in bearing accommodating cavity 7.The other side of isolation bottom case 11 is formed with rotary magnetic
Field generator accommodating cavity 8, rotating magnetic field generator 4 are arranged in rotating magnetic field generator accommodating cavity 8.
As the further improvement of the embodiment of the present application, as shown in Figure 1, water pump further includes pedestal 9, rotating magnetic field generator
4 are arranged on pedestal 9.Therefore, it is rotating magnetic field generator accommodating cavity 8 that the part folded between bottom case 11 and pedestal 9, which is isolated,.
Rotating magnetic field generator 4 is connected by the power supply line drawn through pedestal 9 with power supply.
It should be noted that power supply described in the embodiment of the present application can be external power supply, it can also be battery, exist
In the range of the application is claimed.
As a kind of optional application scenario of water pump in the embodiment of the present application, can be substituted in existing pet drinking trough
Water pump, water pump cover and slave unit are set in the water tank of pet drinking trough, rotating magnetic field generator 4 is set to water tank
Outside, electricity separation is so just realized.By the water pumping of water pump act on the drinking-water water in water tank being pumped into above water tank
It is drunk in slot for pet.Water pump in the embodiment of the present application is applied in pet drinking trough, is had below the utility model has the advantages that rotation
Turn magnetic field across water tank wall, pumped by magnetic force driving water pump, realizes electricity separation, the risk that do not leak electricity；Structure is simple, cost
It is cheap；Water pump is separated with water tank, easy to clean；It is connected not against terminal electrical circuit is touched, it is reliable and stable；Product structure is simple, outside
Portion control section circuit may be implemented waterproof and dampproof.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of water pump, which is characterized in that including water pump cover (1), driving assembly and driven subassembly, the water pump cover (1) is provide with
On the outside of the driven subassembly, the inside of the driven subassembly forms the space that can accommodate driving assembly；
The driven subassembly includes magnet ring (2) and impeller (3), and the magnet ring (2) is fixedly connected with impeller (3)；
The driving assembly includes rotating magnetic field generator (4), the rotating magnetic field generator (4) and the magnet ring (2) phase
To setting, the rotating magnetic field generator (4) generates the magnetic field for driving magnet ring (2) rotation when being powered.
2. water pump according to claim 1, which is characterized in that the driven subassembly further includes rotary supporting body, described
Impeller (3) is set in the rotary supporting body.
3. water pump according to claim 2, which is characterized in that the rotary supporting body includes central axis (5) and bearing
(6), the bearing (6) is set on the central axis (5).
4. water pump according to claim 1, which is characterized in that the impeller (3) includes impeller housing (31) and blade
(32), the blade (32) is arranged on the top surface of the impeller housing (31).
5. water pump according to claim 4, which is characterized in that the magnet ring (2) is fixed on the impeller housing (31)
On inner sidewall.
6. water pump according to claim 4, which is characterized in that the quantity of the blade (32) is 4.
7. water pump according to claim 1, which is characterized in that offer water inlet (100) on the water pump cover (1) and go out
The mouth of a river (101).
8. water pump according to claim 7, which is characterized in that be equipped with flow-guiding mouth (10) at the water outlet (101).
9. water pump according to claim 1, which is characterized in that the rotating magnetic field generator (4) is stator winding.
10. water pump according to claim 1, which is characterized in that the driving assembly further includes pedestal (9), the rotation
Turn magnetic field generator (4) to be arranged on the pedestal (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822188885.9U CN209354375U (en) | 2018-12-25 | 2018-12-25 | Water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822188885.9U CN209354375U (en) | 2018-12-25 | 2018-12-25 | Water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209354375U true CN209354375U (en) | 2019-09-06 |
Family
ID=67800691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822188885.9U Active CN209354375U (en) | 2018-12-25 | 2018-12-25 | Water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209354375U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113632742A (en) * | 2021-08-10 | 2021-11-12 | 浙江美新宠物科技有限公司 | Pet drinking machine |
-
2018
- 2018-12-25 CN CN201822188885.9U patent/CN209354375U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113632742A (en) * | 2021-08-10 | 2021-11-12 | 浙江美新宠物科技有限公司 | Pet drinking machine |
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