CN208734564U - A kind of double outlets water pump - Google Patents
A kind of double outlets water pump Download PDFInfo
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- CN208734564U CN208734564U CN201821508642.2U CN201821508642U CN208734564U CN 208734564 U CN208734564 U CN 208734564U CN 201821508642 U CN201821508642 U CN 201821508642U CN 208734564 U CN208734564 U CN 208734564U
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- pump chamber
- side cover
- main shaft
- shell
- sealing
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Abstract
The utility model discloses a kind of double outlets water pumps, including the first side cover set gradually, sealing plate, middle plate, shell and the second side cover, the first pump chamber is formed between first side cover and sealing plate, the second pump chamber is formed between second side cover and shell, an installation cavity is formed between shell and middle plate, stator is provided in installation cavity, the rotor to cooperate with stator is provided between middle plate and sealing plate, rotor axis is provided with a main shaft, the both ends of main shaft extend toward the first pump chamber and the second pump chamber, the both ends of main shaft are in the first pump chamber, second pump chamber is provided at least one impeller, the first water inlet pipe and the first outlet pipe for leading to the first pump chamber are provided on first side cover, second side, which covers, is provided with the second water inlet pipe for leading to the second pump chamber and the second outlet pipe.The utility model is structurally reasonable, and bearing wear is smaller, improves service life, increases practicability；This construction rotor rotation arm of force is evenly distributed, and can promote the efficiency that rotor rotation generates.
Description
Technical field
The utility model relates to be centrifuged brushless water pump technology, in particular to a kind of double outlets water pump.
Background technique
Conventional water pump is to generate magnetic induction after stator is powered, and drives PM rotor rotation, and one can be fixed on rotor
Rotary shaft, one end of rotary shaft can link an impeller, this structure bearings at both ends stress can be uneven (close to leaf when rotor rotates
The shaft strength for taking turns end is larger, and other end stress is smaller), cause product sound big, high noise；Rotary shaft is arranged more at one end
When a impeller, the realization of this drawback is become apparent.Conventional water pump impeller is all disposed within one side of motor, causes a water pump that can only take out
A kind of medium of liquid medium or temperature of the same race, when the product appearance using water pump need to take out two liquid mediums, often
It needs two brushless water pumps to complete, therefore will increase small product size and increase cost；For example, non-gravity drink milk machine needs water pump
Milk is extracted out, but product is divided into hot milk outlet and freezes milk outlet, machine just needs to complete with two water pumps at this time.At present it is brushless from
The lift of edema with the heart involved pump can increase with motor speed at attenuation type, often same model (magnet steel, silicon steel sheet fixed size) water pump
It is just difficult again when lift reaches critical point to increase lift, it is to realize that lift increase often selects the biggish pump housing or with two homotypes
The series connection of number water pump and reach customer requirement lift, but this mode greatly increases small product size and cost.
Utility model content
The technical issues of the utility model solves is to provide a kind of double water outlets for above-mentioned defect existing in the prior art
Saliva pump, to solve the problems mentioned in the above background technology.
To solve above-mentioned technical problem, the technical solution that the utility model is taken is as follows: a kind of double outlets water pump, including
The first side cover, sealing plate, middle plate, shell and the second side cover set gradually forms between first side cover and sealing plate
One pump chamber forms the second pump chamber between second side cover and shell, an installation cavity is formed between the shell and middle plate, described
It is provided with stator in installation cavity, the rotor to cooperate with stator is provided between the middle plate and sealing plate, the rotor axis is set
It is equipped with a main shaft, the both ends of the main shaft extend toward the first pump chamber and the second pump chamber, and the both ends of the main shaft are in the first pump chamber, the
Two pump chambers are provided at least one impeller, and the first water inlet pipe and first for leading to the first pump chamber is provided on first side cover
Outlet pipe, described second side, which covers, is provided with the second water inlet pipe for leading to the second pump chamber and the second outlet pipe.
It is further described as to above-mentioned technical proposal:
In the above-mentioned technical solutions, the middle plate is provided with a fixing pipe toward the second side cover direction, and the stator is fixed on
On the outside of fixing pipe, the rotor is arranged on the inside of fixing pipe；The fixing pipe is being provided with a support close to the second side cover direction
Lid, the end face of the Supporting cover and the inner wall of shell connect.
In the above-mentioned technical solutions, the rotor includes rotor rack and magnet, and the magnet is fixed on master by rotor rack
The middle part of axis, the two sides of the rotor rack are provided with two bearings being set on main shaft, and a bearing is fixed on sealing plate,
Another bearing is fixed in the Supporting cover of fixing pipe.
In the above-mentioned technical solutions, third sealing ring, the third sealing ring are provided between the Supporting cover and shell
On main shaft excircle；Be provided with the second sealing ring between the sealing plate and the first side cover, the sealing plate and middle plate it
Between be provided with the 5th sealing ring；The size of second sealing ring is identical as the size of the 5th sealing ring.
In the above-mentioned technical solutions, the first sealing ring is provided between first side cover and sealing cover, described first is close
Seal is located on the first pump chamber excircle；The 4th sealing ring, the 4th sealing are provided between second side cover and shell
Circle is located on the second pump chamber excircle.
In the above-mentioned technical solutions, first water inlet pipe along main shaft axially setting the first side cover center, described second into
Water pipe is axially disposed within the second side cover center along main shaft, and first water inlet pipe and the second water inlet pipe are axially opposite along main shaft and set
It sets.
In the above-mentioned technical solutions, first pump chamber inner wall, which is opened, is formed with the first water outlet for leading to the first outlet pipe, institute
It states the second pump chamber inner wall and opens and be formed with the second water outlet for leading to the second outlet pipe；The extending direction and second of first outlet pipe
The extending direction of outlet pipe is parallel.
In the above-mentioned technical solutions, first side cover be provided with toward the second side cover direction sequentially pass through sealing plate, middle plate,
The through-hole of shell and the second side cover is provided in the through-hole and fixes the first side cover, sealing plate, middle plate, shell and second side
The bolt of lid, described bolt one end are provided with nut.
In the above-mentioned technical solutions, the control circuit board of an annular, the control are provided between the stator and shell
Circuit board is fixed on the side of stator.
In the above-mentioned technical solutions, first water inlet pipe be connected to the second outlet pipe by conduit or the first outlet pipe with
First pump chamber can be connected to the second pump chamber by conduit connection and form the pumping passage of long lift by the second water inlet pipe.
Compared with prior art, the utility model has the beneficial effects that: the utility model is structurally reasonable, by main shaft
The impeller of identical quantity is arranged in both ends, and the power that two bearings on main shaft are born is more balanced, so that bearing wear is smaller, drop
Low friction sound improves service life；By two kinds of liquid of the first pump chamber and the second pump chamber simultaneous pumping, two water pumps will be needed
The work that can be completed, is simplified to a water pump and just completes, increase practicability；By the first water inlet with the second water outlet by leading
When pipe connects, the structure of two water outlets is formed, improve the lift of water pump and pumps the flow of liquid, promotes rotor rotation
The efficiency of generation.
Detailed description of the invention
Fig. 1 is the utility model schematic perspective view；
Fig. 2 is the utility model section structural schematic diagram；
Fig. 3 is the utility model schematic diagram of internal structure.
In figure: 11, the first water inlet pipe；12, the first outlet pipe；13, the second water inlet pipe；14, the second outlet pipe；15, first
Water outlet；21, the first side cover；22, sealing plate；23, middle plate；231, fixing pipe；24, shell；25, the second side cover；31, the first pump
Room；32, installation cavity；33, the second pump chamber；41, the first impeller；42, rotor rack；43, magnet；44, main shaft；45, the second impeller；5,
Stator；61, the first sealing ring；62, the second sealing ring；63, third sealing ring；64, the 4th sealing ring；7, bearing.
Specific embodiment
1 the utility model is described in further detail to attached drawing 3 with reference to the accompanying drawing.
It is exemplary by reference to the embodiment that attached drawing describes, it is intended to for explaining the application, and should not be understood as pair
The limitation of the application.In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ",
" width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the application and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second "
It is used for description purposes only, is not understood to indicate or imply relative importance or implicitly indicates indicated technical characteristic
Quantity.Thus, define " first ", the feature of " second " can explicitly or implicitly include one or more spy
Sign.In the description of the present application, " several ", the meaning of " plurality " is two or more, unless otherwise clearly specific
It limits.Unless otherwise clearly defined and limited, in this application, the arts such as term " installation ", " connected ", " connection ", " fixation "
Language shall be understood in a broad sense, such as, it may be a fixed connection, may be a detachable connection, or be integrally connected；It can be machinery
Connection, is also possible to be electrically connected；It can be directly connected, two elements can also be can be indirectly connected through an intermediary
Internal connection.For the ordinary skill in the art, above-mentioned term can be understood in the application as the case may be
In concrete meaning.Unless otherwise clearly defined and limited, in this application, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to
Cross the other characterisation contact between them.And fisrt feature includes above the second feature " above ", " above " and " above "
One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special
Sign includes fisrt feature right above second feature and oblique upper under the second feature " below ", " below " and " below ", or only
Indicate that first feature horizontal height is less than second feature.
Embodiment one,
As shown in Figure 1-3, a kind of double outlets water pump, including the first side cover 21, sealing plate 22, the middle plate set gradually
23, shell 24 and the second side cover 25 form the first pump chamber 31, the second side cover 25 and shell between first side cover 21 and sealing plate 22
The second pump chamber 33 is formed between 24, is formed an installation cavity 32 between shell 24 and middle plate 23, is provided with stator 5 in installation cavity 32,
It is provided with the rotor to cooperate with stator 5 between middle plate 23 and sealing plate 22, rotor axis is provided with a main shaft 44, and the two of main shaft 44
It holds toward the first pump chamber 31 and the second pump chamber 33 and extends, the both ends of main shaft 44 are respectively arranged in the first pump chamber 31, the second pump chamber 33
The first impeller 41 is arranged in impeller, the first pump chamber 31, and the second pump chamber 33 is arranged the second impeller 45, is provided with and leads on the first side cover 21
The first water inlet pipe 11 and the first outlet pipe 12 of first pump chamber 31 are provided on second side cover 25 and lead to the second of the second pump chamber 33
Water inlet pipe 13 and the second outlet pipe 14.Sealant can be added in installation cavity 32, make product waterproof can also fixed stator 5.
Middle plate 23 is provided with a fixing pipe 231 toward 25 direction of the second side cover, and stator 5 is fixed on 231 outside of fixing pipe, rotor
Setting is in 231 inside of fixing pipe；Fixing pipe 231 is being provided with a Supporting cover, the end face of Supporting cover close to 25 direction of the second side cover
It is connect with the inner wall of shell 24.
Rotor includes rotor rack 42 and magnet 43, and magnet 43 is fixed on the middle part of main shaft 44, rotor rack by rotor rack 42
42 two sides are provided with two bearings 7 being set on main shaft 44, and a bearing 7 is fixed on sealing plate 22, and another bearing 7 is fixed on
In the Supporting cover of fixing pipe 231.
Third sealing ring 63 is provided between Supporting cover and shell 24, third sealing ring 63 is located on 44 excircle of main shaft；
It is provided with the second sealing ring 62 between sealing plate 22 and the first side cover 21, the 5th sealing is provided between sealing plate 22 and middle plate 23
Circle.The size of second sealing ring 62 is identical as the size of the 5th sealing ring.Third sealing ring 63 can be changed to oil sealing cushion rubber, when being changed to
When oil sealing cushion rubber, this sealing ring directly contacts main shaft 44, prevents liquid from flowing between the first pump chamber and the second pump chamber, that is, completely cuts off
Two pump chambers.
The first sealing ring 61 is provided between first side cover 21 and sealing cover, the first sealing ring 61 is located at outside the first pump chamber 31
On circumference；The 4th sealing ring 64 is provided between second side cover 25 and shell 24, the 4th sealing ring 64 is located at outside the second pump chamber 33
On circumference.Prevent the liquid leakage in the first pump chamber and the second pump chamber.
First water inlet pipe 11 is axially set along first side cover of the axial setting of main shaft 44,21 center, the second water inlet pipe 13 along main shaft 44
It sets in the center of the second side cover 25, the first water inlet pipe 11 and the second water inlet pipe 13 are axially opposite setting along main shaft 44.
First pump chamber, 31 inner wall, which is opened, is formed with the first water outlet 15 for leading to the first outlet pipe 12, and 33 inner wall of the second pump chamber opens system
There is the second water outlet for leading to the second outlet pipe 14；The extending direction of the extending direction of first outlet pipe 12 and the second outlet pipe 14
It is parallel.
In the above-mentioned technical solutions, the first side cover 21 be provided with toward 25 direction of the second side cover sequentially pass through sealing plate 22, in
The through-hole of plate 23, shell 24 and the second side cover 25 is provided in through-hole and fixes the first side cover 21, sealing plate 22, middle plate 23, shell
24 and second side cover 25 bolt, bolt one end is provided with nut.
The PCB control circuit board of an annular is provided between stator 5 and shell 24, control circuit board is fixed on stator 5
Side, stator 5 is by silicon steel sheet skeleton and is wound on copper coil on silicon steel sheet skeleton and forms.
After the stator 5 of the utility model is powered, rotor starts that main shaft 44 is driven to rotate, the rotation of 44 both ends impeller of main shaft
Turn, when wheel rotation can form whirlpool in the first pump chamber and the second pump chamber and generate pressure, and liquid passes through 11 He of the first water inlet pipe
Second water inlet pipe 13 respectively enters in the first pump chamber and the second pump chamber, then passes through the first impeller 41 and the second pump chamber of the first pump chamber
45 impeller of the second impeller liquid is pumped out from the first water outlet 15 and the second water outlet respectively.The two of the present embodiment main shaft 44
An impeller is respectively set in end, promotes the efficiency that rotor rotation generates.It is main when the impeller of identical quantity is arranged in 44 both ends of main shaft
The power that two bearings 7 on axis 44 are born is more balanced, so that the abrasion of bearing 7 is smaller, reduces product fricative, improves the longevity
Life.
The utility model can will need two water by the first pump chamber 31 and the second pump chamber 33 simultaneous pumping, two kinds of liquid
The work that could be completed is pumped, a water pump is simplified to and just completes, greatly promote practicability.
Embodiment two,
As shown in Figure 1, the place different from the technical solution of above-described embodiment one is, the first water inlet pipe and the second water outlet
Pipe can be connected the first pump chamber and the second pump chamber by conduit connection (or the first outlet pipe is connect with the second water inlet pipe by conduit)
The pumping passage for leading to and being formed long lift improves the lift of water pump and pumps the flow of liquid.
After the stator 5 of the utility model is powered, rotor starts that main shaft 44 is driven to rotate, the rotation of 44 both ends impeller of main shaft
Turn, when wheel rotation, can form whirlpool in the first pump chamber and the second pump chamber and generate pressure, liquid pass through the first water inlet pipe 11 into
Enter in the first pump chamber, then pumped out liquid from the first water outlet 15 by the first impeller 41 of the first pump chamber, from the first water outlet
15 liquid pumped out enter the second pump chamber from the second water inlet pipe 13, are gone out liquid from second by the second impeller 45 of the second pump chamber
The mouth of a river pumps out, and increases lift.
Main shaft both ends are provided with an impeller in above-mentioned technical proposal, but 44 both ends of main shaft can according to need and be all provided with
Set multiple impellers.
Do not limit the technical scope of the present invention above, it is all according to the utility model technical spirit to
On embodiment made by any modification, equivalent variations and modification, in the range of still falling within the technical solution of the utility model.
Claims (10)
1. a kind of double outlets water pump, it is characterised in that: including the first side cover, sealing plate, middle plate, the shell and set gradually
Two side covers form the first pump chamber between first side cover and sealing plate, the second pump is formed between second side cover and shell
Room forms an installation cavity between the shell and middle plate, stator is provided in the installation cavity, between the middle plate and sealing plate
It is provided with the rotor to cooperate with stator, the rotor axis is provided with a main shaft, and the both ends of the main shaft are toward the first pump chamber and
Two pump chambers extend, and the both ends of the main shaft are provided at least one impeller, first side cover in the first pump chamber, the second pump chamber
On be provided with the first water inlet pipe and the first outlet pipe for leading to the first pump chamber, described second side, which covers to be provided with, leads to the second pump chamber
The second water inlet pipe and the second outlet pipe.
2. a kind of double outlets water pump according to claim 1, it is characterised in that, the middle plate is set toward the second side cover direction
It is equipped with a fixing pipe, the stator is fixed on the outside of fixing pipe, and the rotor is arranged on the inside of fixing pipe；The fixing pipe is being leaned on
Nearly second side cover direction is provided with a Supporting cover, and the end face of the Supporting cover and the inner wall of shell connect.
3. a kind of double outlets water pump according to claim 2, it is characterised in that, the rotor includes rotor rack and magnetic
Iron, the magnet are fixed on the middle part of main shaft by rotor rack, and the two sides of the rotor rack are provided with two be set on main shaft
A bearing, a bearing are fixed on sealing plate, and another bearing is fixed in the Supporting cover of fixing pipe.
4. a kind of double outlets water pump according to claim 3, it is characterised in that, it is arranged between the Supporting cover and shell
There is third sealing ring, the third sealing ring is located on main shaft excircle；Is provided between the sealing plate and the first side cover
Two sealing rings are provided with the 5th sealing ring between the sealing plate and middle plate；The size of second sealing ring and the 5th sealing
The size of circle is identical.
5. a kind of double outlets water pump according to claim 1, it is characterised in that, between first side cover and sealing cover
It is provided with the first sealing ring, first sealing ring is located on the first pump chamber excircle；It is set between second side cover and shell
It is equipped with the 4th sealing ring, the 4th sealing ring is located on the second pump chamber excircle.
6. a kind of double outlets water pump according to claim 1, it is characterised in that, first water inlet pipe is along main shaft axial direction
First side cover center is set, and second water inlet pipe is axially disposed within the second side cover center along main shaft.
7. a kind of double outlets water pump according to claim 1, it is characterised in that, first pump chamber inner wall open be formed with it is logical
To the first water outlet of the first outlet pipe, second pump chamber inner wall, which is opened, is formed with the second water outlet for leading to the second outlet pipe.
8. a kind of double outlets water pump according to claim 1, it is characterised in that, first side cover is toward the second side cover side
To the through-hole for sequentially passing through sealing plate, middle plate, shell and the second side cover is provided with, it is provided in the through-hole and fixes the first side
Lid, sealing plate, middle plate, shell and the second side cover bolt, described bolt one end is provided with nut.
9. a kind of double outlets water pump according to claim 1, it is characterised in that, it is provided between the stator and shell
The control circuit board of one annular, the control circuit board are fixed on the side of stator.
10. a kind of double outlets water pump according to claim 1, it is characterised in that, first water inlet pipe goes out with second
Water pipe is connected to by conduit or the first outlet pipe is connect by conduit with the second water inlet pipe and can be connected the first pump chamber and the second pump chamber
Lead to and formed the pumping passage of long lift.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821508642.2U CN208734564U (en) | 2018-09-15 | 2018-09-15 | A kind of double outlets water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821508642.2U CN208734564U (en) | 2018-09-15 | 2018-09-15 | A kind of double outlets water pump |
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| Publication Number | Publication Date |
|---|---|
| CN208734564U true CN208734564U (en) | 2019-04-12 |
Family
ID=66034637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821508642.2U Active CN208734564U (en) | 2018-09-15 | 2018-09-15 | A kind of double outlets water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208734564U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108999790A (en) * | 2018-09-15 | 2018-12-14 | 东莞市领胜泵业科技有限公司 | A kind of double outlets water pump |
| TWI715192B (en) * | 2019-09-12 | 2021-01-01 | 建準電機工業股份有限公司 | Fluid delivery device |
-
2018
- 2018-09-15 CN CN201821508642.2U patent/CN208734564U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108999790A (en) * | 2018-09-15 | 2018-12-14 | 东莞市领胜泵业科技有限公司 | A kind of double outlets water pump |
| TWI715192B (en) * | 2019-09-12 | 2021-01-01 | 建準電機工業股份有限公司 | Fluid delivery device |
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