CN106150985A - A kind of membrane piece for pressure stabilization pump and stabilized pressure pump - Google Patents
A kind of membrane piece for pressure stabilization pump and stabilized pressure pump Download PDFInfo
- Publication number
- CN106150985A CN106150985A CN201610846260.XA CN201610846260A CN106150985A CN 106150985 A CN106150985 A CN 106150985A CN 201610846260 A CN201610846260 A CN 201610846260A CN 106150985 A CN106150985 A CN 106150985A
- Authority
- CN
- China
- Prior art keywords
- pump
- diaphragm
- boss
- membrane piece
- barrier film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/0009—Special features
- F04B43/0054—Special features particularities of the flexible members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
Abstract
The invention discloses a kind of membrane piece for pressure stabilization pump and stabilized pressure pump, belong to water purifier equipment technical field.Membrane piece for pressure stabilization pump disclosed by the invention, including diaphragm body and be arranged at the boss in the middle part of described diaphragm body, the exterior contour of the lower surface of described boss and with its with the use of the exterior contour of barrier film pressing plate suitable, described boss is tapered along the direction away from described diaphragm body.The diaphragm that the present invention provides can improve the sealing of membrane pump pressurized chamber.The stabilized pressure pump that the present invention provides is owing to being provided with above-mentioned diaphragm, and its good airproof performance, good stability, efficiency are high, maintenance cost is low, be suitable to promote the use of on a large scale.
Description
Technical field
The present invention relates to purifier technical field, particularly relate to a kind of membrane piece for pressure stabilization pump and be provided with this diaphragm
Stabilized pressure pump.
Background technology
At present, along with growth in the living standard, drinking-water health has become focus of concern, increasing water purifier
Come into average family.Stabilized pressure pump, as the core component of water purifier, is used for guaranteeing to export constant reliable hydraulic pressure to ensure RO film
Reliably working so that water purifier produce high-quality drinkable water.
Generally, stabilized pressure pump includes base, pump cover, diaphragm, barrier film pressing plate and swash plate assembly, pump cover by screw lock in
On base, complete closing lid, diaphragm and barrier film pressing plate between base and pump cover, produce under the effect of screw lock power and squeeze
Compressive strain, forms the pressurized chamber sealed, and diaphragm lower end is tightly connected with the yaw of swash plate assembly upper end, and swash plate assembly drives
Diaphragm does reciprocal piston movement, and pressurized chamber produces volume change, completes water suction and pump hydrodynamic(al) is made.
But, in existing stabilized pressure pump, owing to base is produced micro-strain by screw extruding, cause at diaphragm with swash plate
When assembly moves reciprocatingly, produce gap between diaphragm and barrier film pressing plate, reduce the sealing of pressurized chamber so that stabilized pressure pump
Water blockoff insufficient pressure, flux depression too fast, and make life-span of diaphragm short.
Summary of the invention
In view of the above problems, it is an object of the present invention to propose one and may insure that the sealing of stabilized pressure pump pressurized chamber is good
Good membrane piece for pressure stabilization pump；
Further object is that and propose a kind of good airproof performance, good stability, stabilized pressure pump that efficiency is high.
For reaching this purpose, on the one hand, the present invention by the following technical solutions:
A kind of membrane piece for pressure stabilization pump, including diaphragm body be arranged at the boss in the middle part of described diaphragm body, institute
State the lower surface of boss exterior contour and with its with the use of the exterior contour of barrier film pressing plate suitable, described boss is along remote
Tapered from the direction of described diaphragm body.
Further, the lower surface of described boss be drift angle be the equilateral triangle of fillet, a height of H1 of equilateral triangle, fillet
For R1；With described diaphragm with the use of the outline of barrier film pressing plate be also the equilateral triangle of fillet in drift angle, and positive triangle
A height of H2 of shape, fillet is R2, H1=H2, R1=R2.
Further, the upper surface of described boss is the circular flat of diameter phi 1, with described diaphragm with the use of the end
A diameter of φ 2,0 φ 1 φ 2 of the tangent circle in the yaw hole on seat.
Further, the center of described boss upper surface is in the projection and described boss bottom surface of described boss bottom surface
The heart overlaps.
Preferably, the height of described boss is h, 0 ＜ h 1.0mm.
Further, the longitudinal section of described boss is trapezoidal or triangle.
Preferably, described diaphragm body is one-body molded with described boss.
Further, described diaphragm is made up of elastomeric material.
Preferably, described elastomeric material is rubber.
On the other hand, the present invention is the most by the following technical solutions:
A kind of stabilized pressure pump, including base, pump cover, barrier film pressing plate and the diaphragm as described in any of the above-described, described barrier film pressure
Plate and described diaphragm are between described base and described pump cover, and described pump cover is installed on described base by securing member,
Pressurized chamber is formed between described barrier film pressing plate and described diaphragm.
Beneficial effects of the present invention is as follows:
The diaphragm that the present invention provides, owing to being provided with boss, and the outside of boss bottom surface at the middle part of diaphragm body
Profile and with its with the use of the exterior contour of barrier film pressing plate suitable, boss is tapered along the direction away from diaphragm body
Shape so that closely cooperate between boss and barrier film pressing plate, thus compensate diaphragm by swash plate assembly push-and-pull and between barrier film pressing plate
Produce deformation gap, guarantee that the pressurized chamber of stabilized pressure pump has good sealing so that the maximum water blockoff pressure of stabilized pressure pump
Significantly improve, flux depression substantially reduces, and can export constant reliable hydraulic pressure, and the service life of diaphragm is long.
The stabilized pressure pump that the present invention provides is owing to have employed above-mentioned diaphragm, and its good airproof performance, good stability, efficiency are high, dimension
Protect low cost, be suitable to promote the use of on a large scale.
Accompanying drawing explanation
Fig. 1 is the structural representation of the stabilized pressure pump that the preferred embodiment of the present invention one provides；
Fig. 2 is the structural representation of the barrier film pressing plate that the preferred embodiment of the present invention one provides；
Fig. 3 is the structural representation of the base that the preferred embodiment of the present invention one provides；
Fig. 4 is the structural representation of the diaphragm that the preferred embodiment of the present invention one provides；
Fig. 5 is the top view of the diaphragm that the preferred embodiment of the present invention one provides；
Fig. 6 is the sectional view of Fig. 5.
In figure:
1, diaphragm；2, base；3, pump cover；4, barrier film pressing plate；5, swash plate assembly；6, securing member；7, high pressure valve block；8, low
Pressure valve sheet；11, diaphragm body；12, boss；13, flange；21, yaw hole；22, the public circle of contact.
Detailed description of the invention
Further illustrate technical scheme below in conjunction with the accompanying drawings and by detailed description of the invention.
Preferred embodiment one:
Present embodiments provide a kind of diaphragm 1, be applied on stabilized pressure pump, good to guarantee that the pressurized chamber of stabilized pressure pump has
Good sealing, constant reliable hydraulic pressure can be exported.The present embodiment additionally provides a kind of voltage stabilizing being provided with above-mentioned diaphragm 1
Pump.
Refer to Fig. 1, Fig. 1 show and be provided with the stabilized pressure pump of diaphragm 1 that the present embodiment provides, its also include base 2,
Pump cover 3 and barrier film pressing plate 4, barrier film pressing plate 4 and diaphragm 1 are between base 2 and pump cover 3, and pump cover 3 is by securing member 6 (such as
Screw) it is installed on base 2, form pressurized chamber A between barrier film pressing plate 4 and diaphragm 1.Swash plate assembly 5 is placed in base 2,
And the yaw of swash plate assembly 5 is tightly coupled with diaphragm 1, swash plate assembly 5 can drive diaphragm 1 to do reciprocal piston movement,
Make pressurized chamber A produce volume change, complete water suction and pump hydrodynamic(al) is made.
Incorporated by reference to the top view of the barrier film pressing plate 4 showing the present embodiment offer refering to Fig. 2, Fig. 2, outside barrier film pressing plate 4
Profile be drift angle be the equilateral triangle of fillet, and a height of H2 of equilateral triangle, the fillet of three drift angles is R2.
Incorporated by reference to the top view of the base 2 showing the present embodiment offer refering to Fig. 3, Fig. 3, base 2 is roughly triangular,
Base 2 periphery is provided with the screwed hole screwed in for screw, and base 2 is additionally provided with three yaw holes 21 passed for yaw, and
Three yaw holes 21 arrange in equiangular triangle centered by the center of base 2, the diameter of the public circle of contact 22 in three yaw holes 21
For φ 2.
Incorporated by reference to refering to Fig. 4 to Fig. 6, the diaphragm 1 that the present embodiment provides includes diaphragm body 11 and is arranged at barrier film
Boss 12 in the middle part of sheet body 11, wherein, diaphragm body 11 is roughly triangular, the periphery of diaphragm body 11 be provided with
The corresponding through hole (not shown) of screwed hole on base 2 passes for screw, the exterior contour of the lower surface of boss 12 and
With its with the use of the exterior contour of barrier film pressing plate 4 suitable, boss 12 is tapered along the direction away from diaphragm body 11
Shape, the i.e. periphery wall of boss 12 are gradual change curved surface.Diaphragm body 11 is one-body molded with boss 12, diaphragm 1 preferably but not office
It is limited to be made up of elastomeric material, it is also possible to by other, there is the most elastic material and make.
The diaphragm 1 that the present embodiment provides, owing to being provided with boss 12, and boss 12 end at the middle part of diaphragm body 11
The exterior contour in face and with its with the use of the exterior contour of barrier film pressing plate 4 suitable, boss 12 is along away from diaphragm body
The direction of 11 is tapered so that fits tightly between periphery wall and the barrier film pressing plate 4 of boss 12, thus compensates diaphragm 1 and be subject to
Swash plate assembly 5 push-and-pull and and between barrier film pressing plate 4 produce deformation gap, guarantee that pressurized chamber A has good sealing, thus
The maximum water blockoff pressure making stabilized pressure pump significantly improves, flux depression substantially reduces, and then ensures the efficiency of whole stabilized pressure pump, and
And the service life of diaphragm 1 is long.
Specifically, the lower surface of the boss 12 in the present embodiment is also the equilateral triangle of fillet for drift angle, equilateral triangle
A height of H1, the fillet of three drift angles is R1, H1=H2, R1=R2.Barrier film pressing plate 4 and the foreign steamer of diaphragm 1 convex platform 12 bottom surface
Wide suitable, it is the equilateral triangle that drift angle is fillet, it can be ensured that closely cooperating between barrier film pressing plate 4 and diaphragm 1, and then
Guarantee the good sealing property of stabilized pressure pump pressurized chamber A.
Specifically, the circular flat that upper surface is diameter phi 1 of the boss 12 in the present embodiment, 0 φ 1 φ 2, and convex
The projection in boss 12 bottom surface of the center of platform 12 upper surface and the center superposition of boss 12 bottom surface.As 0 < φ 1 φ 2, such as Fig. 4
Shown in Fig. 5, boss 12 is that bottom surface is triangular in shape, upper surface is rounded, periphery wall between bottom surface and upper surface is that gradual change is bent
The structure in face, the longitudinal section of boss is trapezoidal；As φ 1=0, i.e. the upper surface of boss 12 is only a summit, and the vertical of boss cuts
Face is triangle.
Further, referring to Fig. 1, the diaphragm body 11 in the present embodiment is additionally provided with and is positioned at outside boss 12
The annular flange flange 13 in week, the upper surface of flange 13 adjoins with the lower surface of pump cover 3, the periphery wall of flange 13 and the inner circumferential of pump cover 3
Wall adjoins, and the internal perisporium of flange 13, for abutting the periphery wall of barrier film pressing plate 4, strengthens the sealing of pressurized chamber A further.
On the basis of said structure, the height of boss 12 is h, it is preferable that 0 ＜ h 1.0mm.
Mounting means and the work process of the stabilized pressure pump that the present embodiment provides again is introduced: screw passes below in conjunction with Fig. 1
Through hole on pump cover 3, diaphragm 1 screws in the screwed hole on base 2, and the periphery of housing Yu diaphragm 1 is fixed on base 2
On, complete closing lid so that between diaphragm 1, barrier film pressing plate 4, high pressure valve block 7, low pressure valve block 8, form pressurized chamber A, diaphragm
1 is tightly coupled with the yaw of swash plate assembly 5, and swash plate assembly 5 drives diaphragm 1 to do reciprocal piston movement, and pressurized chamber A produces
Volume changes, and completes water suction and pump hydrodynamic(al) is made.
The stabilized pressure pump that the present embodiment provides, owing to have employed above-mentioned diaphragm 1, its good airproof performance, good stability, efficiency
High, maintenance cost is low, be suitable to promote the use of on a large scale.
In addition, it is necessary to explanatorily, diaphragm and voltage stabilizing pump structure in the present embodiment are not limited to above-mentioned situation,
Such as, can also be connected by other fixtures beyond screw between pump cover with base, can will lock between pump cover and base
Tight；On base, the quantity in yaw hole is also not limited to above-mentioned situation, can be configured according to specific needs；Diaphragm
The upper surface of boss be not limited to above-mentioned situation, it is also possible to be other shapes beyond circle；It addition, on diaphragm body
Flange can also be not provided with.
The know-why of the present invention is described above in association with specific embodiment.These describe and are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed to by any way.Based on explanation herein, the technology of this area
Personnel need not pay performing creative labour can associate other detailed description of the invention of the present invention, and these modes fall within
Within protection scope of the present invention.
Claims (10)
1. a membrane piece for pressure stabilization pump, it is characterised in that include diaphragm body (11) and be arranged at described diaphragm body
(11) boss (12) at middle part, the exterior contour of the lower surface of described boss (12) and with its with the use of barrier film pressing plate (4)
Exterior contour suitable, described boss (12) is along tapered away from the direction of described diaphragm body (11).
Membrane piece for pressure stabilization pump the most according to claim 1, it is characterised in that the lower surface of described boss (12) is drift angle
For the equilateral triangle of fillet, a height of H1 of equilateral triangle, fillet is R1；With described diaphragm (1) with the use of barrier film pressing plate
(4) outline is also the equilateral triangle of fillet in drift angle, and a height of H2 of equilateral triangle, and fillet is R2, H1=H2, R1=
R2。
Membrane piece for pressure stabilization pump the most according to claim 1, it is characterised in that the upper surface of described boss (12) is diameter
The circular flat of φ 1, with described diaphragm (1) with the use of base (2) on the public circle of contact (22) straight in yaw hole (21)
Footpath is φ 2,0 φ 1 φ 2.
Membrane piece for pressure stabilization pump the most according to claim 3, it is characterised in that the center of described boss (12) upper surface exists
The projection of described boss (12) bottom surface and the center superposition of described boss (12) bottom surface.
5. according to the arbitrary described membrane piece for pressure stabilization pump of Claims 1-4, it is characterised in that the height of described boss (12)
For h, 0 ＜ h 1.0mm.
6. according to the arbitrary described membrane piece for pressure stabilization pump of Claims 1-4, it is characterised in that the vertical of described boss (12) cuts
Face is trapezoidal or triangle.
7. according to the arbitrary described membrane piece for pressure stabilization pump of Claims 1-4, it is characterised in that described diaphragm body (11)
One-body molded with described boss (12).
8. according to the arbitrary described membrane piece for pressure stabilization pump of Claims 1-4, it is characterised in that described diaphragm (1) is by elasticity
Material is made.
Membrane piece for pressure stabilization pump the most according to claim 8, it is characterised in that described elastomeric material is rubber.
10. a stabilized pressure pump, it is characterised in that include base (2), pump cover (3), barrier film pressing plate (4) and such as claim 1 to 9
Arbitrary described diaphragm (1), described barrier film pressing plate (4) and described diaphragm (1) are positioned at described base (2) and described pump cover
(3), between, described pump cover (3) is installed on described base (2) by securing member, described barrier film pressing plate (4) and described diaphragm
(1) pressurized chamber is formed between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610846260.XA CN106150985B (en) | 2016-09-22 | 2016-09-22 | A kind of membrane piece for pressure stabilization pump and stabilized pressure pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610846260.XA CN106150985B (en) | 2016-09-22 | 2016-09-22 | A kind of membrane piece for pressure stabilization pump and stabilized pressure pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106150985A true CN106150985A (en) | 2016-11-23 |
| CN106150985B CN106150985B (en) | 2018-04-06 |
Family
ID=57341201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610846260.XA Active CN106150985B (en) | 2016-09-22 | 2016-09-22 | A kind of membrane piece for pressure stabilization pump and stabilized pressure pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106150985B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5466133A (en) * | 1994-06-30 | 1995-11-14 | Tuck, Jr.; Alan D. | Peristaltic pump and diaphragm therefor |
| US5816133A (en) * | 1995-08-07 | 1998-10-06 | Aquatec Water Systems, Inc. | Composite diaphragm for diaphragm pumps |
| CN1950632A (en) * | 2004-03-16 | 2007-04-18 | 哈格雷夫斯技术公司 | Pump sealing apparatus |
| CN201368013Y (en) * | 2009-03-12 | 2009-12-23 | 卢连苗 | Pump diaphragm |
| CN203627161U (en) * | 2013-11-28 | 2014-06-04 | 珠海凯邦电机制造有限公司 | Diaphragm sheet for pressure stabilizing pump |
| CN206206129U (en) * | 2016-09-22 | 2017-05-31 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of membrane piece for pressure stabilization pump and stabilized pressure pump |
-
2016
- 2016-09-22 CN CN201610846260.XA patent/CN106150985B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5466133A (en) * | 1994-06-30 | 1995-11-14 | Tuck, Jr.; Alan D. | Peristaltic pump and diaphragm therefor |
| US5816133A (en) * | 1995-08-07 | 1998-10-06 | Aquatec Water Systems, Inc. | Composite diaphragm for diaphragm pumps |
| CN1950632A (en) * | 2004-03-16 | 2007-04-18 | 哈格雷夫斯技术公司 | Pump sealing apparatus |
| CN201368013Y (en) * | 2009-03-12 | 2009-12-23 | 卢连苗 | Pump diaphragm |
| CN203627161U (en) * | 2013-11-28 | 2014-06-04 | 珠海凯邦电机制造有限公司 | Diaphragm sheet for pressure stabilizing pump |
| CN206206129U (en) * | 2016-09-22 | 2017-05-31 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of membrane piece for pressure stabilization pump and stabilized pressure pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106150985B (en) | 2018-04-06 |
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Effective date of registration: 20190104 Address after: 519070, Jinji Hill Road, front hill, Zhuhai, Guangdong Co-patentee after: Zhuhai Gree Energy Saving & Refrigerating Technology Resarch Center Co., Ltd. Patentee after: GREE ELECTRIC APPLIANCES Inc. OF ZHUHAI Address before: 519070 science and technology building, 789 Jinji Road, Qianshan, Zhuhai, Guangdong Patentee before: Zhuhai Gree Energy Saving & Refrigerating Technology Resarch Center Co., Ltd. |