CN103591013B - Stabilized pressure pump and water purifier - Google Patents
Stabilized pressure pump and water purifier Download PDFInfo
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- CN103591013B CN103591013B CN201310608212.3A CN201310608212A CN103591013B CN 103591013 B CN103591013 B CN 103591013B CN 201310608212 A CN201310608212 A CN 201310608212A CN 103591013 B CN103591013 B CN 103591013B
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- housing
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- perisporium
- pressure pump
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Abstract
The invention provides a stabilized pressure pump and a water purifier. The stabilized pressure pump is provided with a shell body, wherein the shell body is fixed to a base body through a fixing piece, a water outlet pressure plate and a diaphragm piece are arranged between the shell body and the base body, at least one first surface of the shell body abuts against at least one second surface of the diaphragm piece, at least one first flange which protrudes in the direction of the diaphragm piece is arranged on the first surface, and the first flange is pressed on the second surface. The water purifier is provided with a machine shell, and the stabilized pressure pump, a filter element and the like are arranged in the machine shell. The stabilized pressure pump is simple in sealing structure and simple in assembling process, and sealing between the shell body and a base can be effectively achieved.
Description
Technical field
The present invention relates to purifier field, especially relate to the voltage stabilizing that a kind of water purifier and this water purifier use
Pump.
Background technology
With the development of the raising of people's living standard, water purification technology, the sanitary condition of drinking water has become people's concern
Focus, increasing water purifier enters average family.Existing water purifier has a casing, and casing is provided with water inlet end
Mouth and water outlet port, water inlet port water supply terminal first-class with the fire hose is connected, and the water after purification flows out through water outlet port.
Generally, setting multi-stage filter core in the casing of water purifier, and stabilized pressure pump is set between two-stage filter element, stabilized pressure pump is made
For water purifier core component, the quality of its quality often has important impact to the quality of water purifier.
Referring to Fig. 1, stabilized pressure pump has a housing 10, and housing 10 is provided with water inlet 11 and outlet 12, water inlet 11
It is connected with the water supply connector in water purifier, outlet 12 is connected with the water out adapter in water purifier, tap water is filtered through the first order
After core, flow through stabilized pressure pump from water supply connector through water inlet 11, and flow out through water out adapter from outlet 12.
Referring to Fig. 2, housing 10 is mounted and fixed on pedestal 15, and housing 10 is provided with through hole, and pedestal 15 is provided with screw thread
Hole, screw 16 passes through through hole on housing 10 and screws in screw thread in the hole on pedestal 15, thus housing 10 is fixed on pedestal 15
On.In order to avoid gap leakage between pedestal 15 and housing 10 for the water in stabilized pressure pump, generally housing 10 and pedestal 15 it
Between setting diaphragm 17, the sealing ring 19 of water outlet pressure plate 18 and annular, diaphragm 17 is arranged on pedestal 15, discharge pressure
Plate 18 is arranged between housing 10 and diaphragm 17, and sealing ring 19 is arranged between housing 10 and water outlet pressure plate 18.
Referring to Fig. 3, diaphragm 17 is made up of elastomeric material, is such as made up of materials such as rubber, and the week in diaphragm 17
It is provided with the flange 20 of ring-type at edge, in flange 20, is provided with the flange 21 of another ring-type, the height of flange 21 is less than flange 20
Highly.The upper surface of flange 20 is adjoined with the lower surface of housing 10, and the outer surface of the perisporium inner surface of housing 10 and flange 20
Connect, flange 20 is clamped between housing 10 and water outlet pressure plate 18.Flange 21 and a groove of water outlet pressure plate 18
Inner surface connects, and by the groove of water outlet pressure plate 18, flange 21 is carried out spacing.Sealing ring 19 is by housing 10, water outlet pressure plate 18
And clamped by diaphragm 17.
But, after longtime running, sealing ring 19 creep under stress to stabilized pressure pump for a long time can occur, and creep can make
The elastic part of sealing ring 19 disappears, and sealing property declines.And, during voltage stabilizing pump work, diaphragm 17 is per minute up and down
Moving back and forth is about 2000 times, can lead to the lower thickness of sealing ring 19, finally after sealing ring 19 is knocked a period of time
Sealing ring 19, diaphragm 17 and pump case 10 is led to form gap leakage 25, as shown in figure 4, the water in stabilized pressure pump is from seepage gap
Seepage, causes stabilized pressure pump the phenomenon of seepage.
Content of the invention
The main object of the present invention is to provide a kind of stabilized pressure pump being prevented effectively from Seepage generation.
It is a further object of the present invention to provide in a kind of stabilized pressure pump current not easy to leak water purifier.
For realizing the main object of the present invention, the stabilized pressure pump that the present invention provides has housing, and housing is fixed by fixture
On pedestal, water outlet pressure plate and diaphragm, at least one first surface of housing and barrier film are installed between housing and pedestal
At least one second surface of piece adjoins, and wherein, first surface is provided with to raised at least one the first convex in diaphragm direction
Edge, the first flange compresses on a second surface.
From such scheme, by arranging the first flange on the first surface, and the first flange is pressed on diaphragm,
Voltage stabilizing pump work also will not be wriggled after diaphragm high speed vibration, and diaphragm is clamped between housing and base all the time, keeps away
Exempt from gap leakage between housing and base for the water to go out.
One preferred scheme is that the quantity of first surface is more than two, and each first surface is equipped with least one
Bar first flange.
As can be seen here, multiple surfaces of housing arrange many first flanges, preferably diaphragm can be fixed on shell
Between body and base.
Further scheme is that in the axial direction of the housing, multiple first surfaces are located in the plane of differing heights.
It can be seen that, by the first flange on differing heights, diaphragm is clamped, being conducive in the axial direction of the housing will be every
Diaphragm is fixed.
Further scheme is, at least one the 3rd surface of water outlet pressure plate and at least one the 4th table of diaphragm
Face adjoins, and the 3rd surface is provided with least one the second flanges extending to diaphragm direction, and the second flange is pressed on the 4th table
On face.
It can be seen that, on water outlet pressure plate, the second flange of setting is also pressed on diaphragm, makes diaphragm with respect to water outlet pressure
The position of power plate is also relatively fixed, it is to avoid gap leakage between water outlet pressure plate and housing, pedestal for the water is gone out.
Further scheme is, in diaphragm in the radial direction, the first flange and the second flange are located at different-diameter
Circumference on.
As can be seen here, on the circumference of different-diameter, diaphragm can preferably be fixed on shell for the first flange and the second flange
Between body, pedestal and water outlet pressure plate.
Further scheme is, the inner surface of housing perisporium is adjoined with the outer surface of the perisporium of diaphragm, and inner surface
It is obliquely installed with the axis of housing, the perisporium of the housing internal diameter near diaphragm side is more than the internal diameter away from diaphragm side,
And the external diameter of diaphragm perisporium is more than the internal diameter away from diaphragm side for the housing perisporium.
It can be seen that, it is fixed not only through the first flange between housing and diaphragm, the perisporium also by housing and barrier film
Interference fit between piece perisporium is fixed, it is to avoid gap leakage between diaphragm and housing for the current is gone out.
For realizing another object of the present invention, the water purifier that the present invention provides has casing, is provided with stabilized pressure pump in casing,
Stabilized pressure pump has housing, and housing is fixed on pedestal by fixture, be provided between housing and pedestal water outlet pressure plate and every
Diaphragm, at least one first surface of housing is adjoined with least one second surface of diaphragm, and wherein, first surface is provided with
To at least one the first flanges that diaphragm direction is raised, the first flange compresses on a second surface.
From such scheme, the housing of stabilized pressure pump compresses diaphragm by the first flange, and diaphragm thus occurs elasticity
Deformation, and by the gap sealing between housing and pedestal, it is to avoid gap leakage between housing and pedestal for the water is gone out.And
And, diaphragm is not susceptible to creep, good seal performance after being compressed by the first flange.
Brief description
Fig. 1 is the structure chart of existing stabilized pressure pump.
Fig. 2 is the partial structurtes enlarged drawing of existing stabilized pressure pump.
Fig. 3 is the partial structurtes enlarged drawing of Fig. 2.
Fig. 4 is the schematic enlarged-scale view that gap leakage in existing stabilized pressure pump.
Fig. 5 is the partial structurtes exploded view of stabilized pressure pump embodiment of the present invention.
Fig. 6 is the partial enlarged drawing at A in Fig. 5.
Fig. 7 is the partial enlarged drawing at B in Fig. 5.
Fig. 8 is the partial enlarged drawing at C in Fig. 5.
Fig. 9 is the local structural graph of stabilized pressure pump of the present invention.
Figure 10 is the partial structurtes enlarged drawing of Fig. 9.
Below in conjunction with drawings and Examples, the invention will be further described.
Specific embodiment
The water purifier of the present invention be used for tap water etc. is purified, water purifier has a casing, casing be provided with into
Water end (W.E.) mouth and water outlet port, and in casing, it is provided with multi-stage filter core and stabilized pressure pump, tap water flows to water purifier from water inlet port
Afterwards, through the filtration of multi-stage filter core, and after the voltage stabilizing of stabilized pressure pump, flow out from water outlet port.
Referring to Fig. 5, in stabilized pressure pump, be provided with pedestal 40, the housing 30 of stabilized pressure pump is arranged on pedestal 40, and housing 30 with
Water outlet pressure plate 41 and diaphragm 50 are installed between pedestal 40.Housing 30 is provided with a through hole 61, is provided with pedestal 40
Screwed hole 62, screw 60 passes through through hole 61 and screws in screwed hole 62, thus housing 30 is fixed on pedestal 40.
Referring to Fig. 6, the peripheral region of housing 30 is provided with perisporium 35, and the lower surface 31 of housing 30 diapire is generally planar, under
Surface 31 upwardly extends formation one circle flange 32 towards the side of diaphragm 50, and flange 32 is circumferentially extending along housing 30 and convex
Edge 32 is annular.As seen from Figure 6, flange 32 is located at lower surface 31 at perisporium 35.
Flange 34 also is provided with the outer surface 33 of the end of perisporium 35, flange 34 prolongs from outer surface 33 to diaphragm 50 direction
Stretch, and flange 34 is also circumferentially extending along housing 30, and flange 34 is annular.In the axial direction of housing 30, lower surface
31 are located on two horizontal planes of differing heights with outer surface 33, and therefore flange 32 and flange 34 is also in the two of differing heights
In individual different plane.
The inner surface 36 of perisporium 35 axis non-parallel to housing 30, but be obliquely installed with the axis of housing 30.From
Fig. 6 is visible, and in housing 30 radially, the thickness of perisporium 35 is gradually increased from its end to housing 30 main part, therefore week
The inner surface 36 of wall 35 outer end 37 inboard end 38 certainly is gradually close to the axis of housing 30.
See you later Fig. 5, and the internal diameter near diaphragm 50 side for the perisporium 35 is D1, and the internal diameter away from diaphragm 50 side is
D2, and internal diameter D1 is more than internal diameter D2, that is, the internal diameter near diaphragm 50 side for the perisporium 35 is more than away from diaphragm 50 side
Footpath.
Referring to Fig. 7, the lower surface 42 of water outlet pressure plate 41 is provided with a circle flange 43, and flange 43 is from lower surface 42 to diaphragm
50 directions extend, and flange 43 is ring-type, and circumferentially extending along water outlet pressure plate 41.The lower end of water outlet pressure plate 41 is provided with
Groove 44, groove 44 is recessed upwards from the lower surface of water outlet pressure plate 41, and groove 44 is near the periphery of water outlet pressure plate 50
Place.In water outlet pressure plate 41 radially, flange 43 is located at the inner side of groove 44.
Referring to Fig. 8, diaphragm 50 by having resilient material, make, and is arranged on pedestal 40 by the such as material such as rubber, every
Diaphragm 50 is provided with the diaphragm 51 of flat, the peripheral region of diaphragm 51 be provided with the flange 52 extending from diaphragm 51 to housing 50 direction with
And flange 54, in the axial direction of diaphragm 50, the height of flange 52 is more than the height of flange 54, in diaphragm 50 radially,
Flange 54 is located at the inner side of flange 52.And, it is provided with groove 55 between flange 52 and flange 54.
Review Fig. 5, flange 52 is located on the periphery of diaphragm 50, therefore flange 52 is the perisporium of diaphragm 50, and, every
The perisporium 35 that the outer diameter D 3 of diaphragm 50 perisporium is more than housing 30 is D2 away from the internal diameter of diaphragm 50 side, but less than housing 30
The internal diameter near diaphragm 50 side for the perisporium 35 is D1.
The upper surface 56 of flange 52 is adjoined with the lower surface 31 of housing 30, lower surface 57 and housing 30 perisporium 35 of flange 52
Outer surface 33 connect, and the upper surface 58 of diaphragm 51 is adjoined with the lower surface 42 of water outlet pressure plate 41.
Referring to Fig. 9 and Figure 10, when housing 30 is installed, first diaphragm 50 is installed on pedestal 40, then by discharge pressure
Plate 41 is fixed on diaphragm 50, finally housing 30 is installed on water outlet pressure plate 41, using screw 60 pass through housing 30 with
And pedestal 40, housing 30 is fixed on pedestal 40.
After housing 30 is fixed on pedestal 40, the flange 32 of housing 30 is pressed on the upper surface 56 of the flange 52 of diaphragm 50
On, there is elastic deformation in diaphragm 50.And, the flange 34 of housing 30 is pressed on the lower surface 57 of the periphery 52 of diaphragm 50
On, there is elastic deformation on lower surface 57 in diaphragm 50.
Additionally, the flange 43 of water outlet pressure plate 41 is pressed on the upper surface 58 of the diaphragm 51 of diaphragm 50, diaphragm 50
Elastic deformation is occurred on upper surface 58.In diaphragm 50 radially, flange 32, flange 34 and flange 43 are located at directly respectively
On the different circumference in footpath.So, by the different flange of axial height, radially the different flange of circle diameter is by diaphragm 50
It is fixed between housing 30 and pedestal 40, and gap leakage between housing 30 and pedestal 40 for the water.
And, the perisporium outer surface 53 of diaphragm 50 is adjoined with the inner surface 36 of housing 30 perisporium 35, due to diaphragm 50
The perisporium 35 that the outer diameter D 3 of perisporium is more than housing 30 is D2 away from the internal diameter of diaphragm 50 side, but the perisporium 35 less than housing 30
Internal diameter near diaphragm 50 side is D1, therefore perisporium 35 interference fit actually with housing 30 for the perisporium of diaphragm 50,
There is elastic deformation in the flange 52 of diaphragm 50, the upper end of flange 52 is extruded and tilts near diaphragm 50 axis direction,
Thus hermetically contacting with housing 30.
The flange 54 of diaphragm 50 is located in the groove 44 of water outlet pressure plate 41, spacing to flange 54 by groove 44,
Diaphragm 50 is avoided to move in radial directions.
Because diaphragm 50 is compressed by a plurality of flange 32,34,43, during voltage stabilizing pump work, even if diaphragm 50 needs height
Frequency earthquake motion, also will not axially with radially wriggle.And, diaphragm 50 is made up of elastomeric material, by housing 30
Perisporium 35 and diaphragm 50 perisporium cooperation, diaphragm 50 by the gap filling between housing 30 and pedestal 40, and can seal
Performance is good, it is to avoid gap leakage between housing 30 and pedestal 40 for the water.
Additionally, all flanges 32,34,43 are all circumferentially extending along housing 30 or water outlet pressure plate 41, barrier film can be avoided
Piece 50 is wriggled in the circumferential, preferably that diaphragm 50 is fixing.
The stabilized pressure pump of the present invention does not need to arrange sealing ring, material-saving letter between water outlet pressure plate 41 and housing 30
While changing packaging technology, the Seepage leading to because the sealing property of sealing ring declines can also be avoided.
Certainly, above-described embodiment is only the preferred embodiment of the present invention, can have more changes, example during practical application
As more flanges are arranged on housing and water outlet pressure plate；Or, flange tilts to set with the axis of housing, water outlet pressure plate
Put；Or, it is fixedly connected by other fixtures such as rivet between housing and pedestal, such change also enables the present invention
Purpose.
Finally it is emphasized that the invention is not restricted to above-mentioned embodiment, such as the changing of barrier film plate shape and making material
The change such as change, change of flange set location also should be included within the scope of the invention as claimed.
Claims (10)
1. stabilized pressure pump, including
Housing, described housing is fixed on pedestal by fixture, is provided with discharge pressure between described housing and described pedestal
Plate and diaphragm, at least one first surface of described housing is adjoined with least one second surface of described diaphragm；
It is characterized in that：
Described first surface is provided with least one the first raised flanges of described diaphragm direction, described first flange setting
On the described first surface adjoining with described second surface, described first flange is pressed on described second surface；
The diapire lower surface of described housing is provided with described first flange, the described perisporium end of described housing at perisporium
Outer surface be provided with another described first flange, in the axial direction of described housing, the lower surface of the diapire of described housing and institute
The outer surface stating perisporium end is located in the plane of differing heights.
2. stabilized pressure pump according to claim 1 it is characterised in that：
The quantity of described first surface is more than two, each described first surface is equipped with described at least one first convex
Edge.
3. stabilized pressure pump according to claim 2 it is characterised in that：
In the axial direction of described housing, multiple described first surfaces are located in the plane of differing heights.
4. the stabilized pressure pump according to any one of claims 1 to 3 it is characterised in that：
Described first flange is circumferentially extending along described housing.
5. the stabilized pressure pump according to any one of claims 1 to 3 it is characterised in that：
At least one the 3rd surface of described water outlet pressure plate and at least one the 4th surface contiguous of described diaphragm, described the
Three surfaces are provided with least one the second flanges extending to described diaphragm direction, and described second flange is pressed on the described 4th
On surface.
6. stabilized pressure pump according to claim 5 it is characterised in that：
In described diaphragm in the radial direction, described first flange and described second flange are located on the circumference of different-diameter.
7. the stabilized pressure pump according to any one of claims 1 to 3 it is characterised in that：
The inner surface of described housing perisporium is adjoined with the outer surface of the perisporium of described diaphragm, and the axle of described inner surface and housing
Line is obliquely installed, and the perisporium of the described housing internal diameter near described diaphragm side is more than away from described diaphragm side
Footpath, and the external diameter of described diaphragm perisporium is more than the internal diameter away from described diaphragm side for the described housing perisporium.
8. water purifier, including
Casing, is provided with stabilized pressure pump in described casing, and described stabilized pressure pump has housing, and described housing is fixing present by fixture
On body, water outlet pressure plate and diaphragm, at least one first table of described housing are installed between described housing and described pedestal
Face is adjoined with least one second surface of described diaphragm；
It is characterized in that：
Described first surface is provided with least one the first raised flanges of described diaphragm direction, described first flange setting
On the described first surface adjoining with described second surface, described first flange is pressed on described second surface；
The diapire lower surface of described housing is provided with described first flange, the described perisporium end of described housing at perisporium
Outer surface be provided with another described first flange, in the axial direction of described housing, the lower surface of the diapire of described housing and institute
The outer surface stating perisporium end is located in the plane of differing heights.
9. water purifier according to claim 8 it is characterised in that：
The quantity of described first surface is more than two, each described first surface is equipped with described at least one first convex
Edge.
10. water purifier according to claim 8 or claim 9 it is characterised in that：
At least one the 3rd surface of described water outlet pressure plate and at least one the 4th surface contiguous of described diaphragm, described the
Three surfaces are provided with least one the second flanges extending to described diaphragm direction, and described second flange is pressed on the described 4th
On surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310608212.3A CN103591013B (en) | 2013-11-25 | 2013-11-25 | Stabilized pressure pump and water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310608212.3A CN103591013B (en) | 2013-11-25 | 2013-11-25 | Stabilized pressure pump and water purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103591013A CN103591013A (en) | 2014-02-19 |
| CN103591013B true CN103591013B (en) | 2017-02-15 |
Family
ID=50081289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310608212.3A Active CN103591013B (en) | 2013-11-25 | 2013-11-25 | Stabilized pressure pump and water purifier |
Country Status (1)
| Country | Link |
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| CN (1) | CN103591013B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889038B (en) * | 2016-05-31 | 2019-03-29 | 珠海格力电器股份有限公司 | Stabilized pressure pump and water purifier |
| CN106337798B (en) * | 2016-10-18 | 2019-05-14 | 佛山市顺德区美的饮水机制造有限公司 | Diaphragm pump and water treatment facilities |
| CN108266354B (en) * | 2017-01-04 | 2019-09-20 | 佛山市顺德区美的饮水机制造有限公司 | Diaphragm pump and water treatment facilities |
| CN108757409B (en) * | 2018-07-06 | 2023-08-25 | 珠海格力电器股份有限公司 | Diaphragm assembly, pressure stabilizing pump and water purifier |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4392634B2 (en) * | 2000-03-06 | 2010-01-06 | 株式会社ニッキ | Pulsating diaphragm pump |
| US6892624B2 (en) * | 2002-05-09 | 2005-05-17 | Aquatec Water Systems, Inc. | Enhanced wobble plated driven diaphragm pump |
| CN201100225Y (en) * | 2007-09-13 | 2008-08-13 | 李章文 | Septum slice of water cleaner septum pump |
| CN201202625Y (en) * | 2008-05-08 | 2009-03-04 | 天津大和机电设备有限公司 | Seal device of diaphragm pump |
| CN101676562B (en) * | 2008-09-18 | 2012-06-20 | 蔡应麟 | Leak stoppage structure of diaphragm pump head cover body |
| CN101502731B (en) * | 2009-02-10 | 2011-03-30 | 叶建荣 | Portable water purifier |
| CN203627160U (en) * | 2013-11-25 | 2014-06-04 | 珠海凯邦电机制造有限公司 | Pressure stabilizing pump and water purification machine |
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2013
- 2013-11-25 CN CN201310608212.3A patent/CN103591013B/en active Active
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| CN103591013A (en) | 2014-02-19 |
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