CN105275798A - Water purifier and pressure stabilizing pump thereof - Google Patents
Water purifier and pressure stabilizing pump thereof Download PDFInfo
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- CN105275798A CN105275798A CN201510671723.9A CN201510671723A CN105275798A CN 105275798 A CN105275798 A CN 105275798A CN 201510671723 A CN201510671723 A CN 201510671723A CN 105275798 A CN105275798 A CN 105275798A
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- groove
- water outlet
- pressure pump
- pressure plate
- stabilized pressure
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Abstract
The invention discloses a water purifier and a pressure stabilizing pump thereof. The pressure stabilizing pump comprises a pump shell and a water outlet pressure plate located below the pump shell. Protruding rings protruding downwards are arranged on the lower side of the pump shell. Grooves are formed in the upper side of the water outlet pressure plate. Sealing rings are arranged in the grooves. Protrusions and first abutting faces capable of abutting against the upper end face of the water outlet pressure plate are arranged at the lower ends of the protruding rings. The protrusions can stretch into the grooves and abut against the upper sides of the sealing rings. The first abutting faces are higher than the lower ends of the protrusions. The depth of the parts, stretching into the grooves, of the protrusions is limited by the first abutting faces, and therefore it is guaranteed that the sealing rings cannot excessively deform, the situation that the elasticity of the sealing rings becomes small is avoided, and it is guaranteed that in the product life cycle, the sealing rings have good elasticity so as to meet the long-term sealing requirement. In addition, the soft contact in the prior art is replaced with hard contact, the positioning of the pump shell in the vertical direction is achieved, and the situation that the pump shell slightly swings in the vertical direction is avoided.
Description
Technical field
The present invention relates to water purification plant technical field, more particularly, relate to a kind of water purifier and stabilized pressure pump thereof.
Background technique
At present, along with the raising of people's living standard, the development of water purification technology, the healthy focus having become people and paid close attention to of drinking-water, increasing water purifier comes into ordinary family.In the structural design of water purifier, stabilized pressure pump is its critical component, as shown in Figure 1-2, the water outlet pressure plate 04 that voltage stabilizing pump structure comprises pump case 01 and is arranged on below pump case 01, wherein the downside of pump case 01 is provided with the bulge loop 01a to lower convexity, the upside of water outlet pressure plate 04 is provided with the groove coordinated with bulge loop, and be provided with seal ring 02 in groove, after pump case 01 and water outlet pressure plate 04 are interlocked, bulge loop 01a is against on the seal ring 02 in groove, the space that bulge loop between pump case 01 and water outlet pressure plate 04 surrounds forms hyperbaric chamber 03, seal ring 02 like this produces certain amount of deformation under the extruding of bulge loop 01a and groove inner wall, thus the sealing realized hyperbaric chamber 03.
In prior art for the ease of assembling, the size of bulge loop 01a is less than the size of groove, namely bulge loop 01a in groove after can and the madial wall of groove between there is gap.Owing to being sealed into seal ring between pump case 01 and water outlet pressure plate 04, the width of bulge loop 01a is less than the width of groove, all carry out spacing without effective part at vertical direction and substantially horizontal, and in use for some time, the hardness of seal ring 02 reduces, then there will be assembling rear pump shell 01 and occur the situations such as slight oscillatory.In addition, as in Figure 2-4, seal ring 02 is subject to long-term extruding, material ageing, and elasticity diminishes, and easily causes occurring gap between bulge loop and groove, and then the water in hyperbaric chamber is leaked in pipe pressure chamber, causes the situation such as discharge pressure and flow reduction.
In sum, how effectively solving the problem that the long-time sealing using rear pump shell to occur slight oscillatory and hyperbaric chamber is deteriorated, is current those skilled in the art's urgent problem.
Summary of the invention
In view of this, first object of the present invention is to provide a kind of stabilized pressure pump, the structural design of this stabilized pressure pump can solve the problem of the long-time sealing variation using rear pump shell to occur slight oscillatory and hyperbaric chamber effectively, and second object of the present invention is to provide a kind of water purifier comprising above-mentioned stabilized pressure pump.
In order to reach above-mentioned first object, the invention provides following technological scheme:
A kind of stabilized pressure pump, comprise pump case and be positioned at the water outlet pressure plate below described pump case, and the downside of described pump case is provided with the bulge loop to lower convexity, the upside of described water outlet pressure plate is provided with groove, seal ring is provided with in described groove, the first bearing surface that the lower end of described bulge loop is provided with projection and can offsets with the upper-end surface of described water outlet pressure plate, described projection can to stretch in described groove and to offset with the upside of described seal ring, and described first bearing surface is arranged higher than the lower end of described projection.
Preferably, in above-mentioned stabilized pressure pump, described projection stretches into after in described groove, and two sidewalls of described projection are fitted with described groove both sides inwall respectively.
Preferably, in above-mentioned stabilized pressure pump, described projection stretches into after in described groove, two sidewalls of described projection respectively with described groove both sides inwall Spielpassung.
Preferably, in above-mentioned stabilized pressure pump, the width dimensions of described projection is equal with the width dimensions of described groove, and the machining tolerance of described projection is negative common difference, and the machining tolerance of described groove is plus tolerance.
Preferably, in above-mentioned stabilized pressure pump, bottom surface and first bearing surface of described projection are parallel to each other, and described first bearing surface is higher than the bottom surface of described projection.
Preferably, in above-mentioned stabilized pressure pump, the distance between the bottom surface of described projection and the first bearing surface is 0.2mm-0.7mm.
Preferably, in above-mentioned stabilized pressure pump, described seal ring is rubber seal.
Preferably, in above-mentioned stabilized pressure pump, described pump case and water outlet pressure plate are hard plastic material.
A kind of water purifier, comprises stabilized pressure pump, and described stabilized pressure pump is the stabilized pressure pump according to any one of such as above-mentioned.
Stabilized pressure pump provided by the invention comprises pump case and is positioned at the water outlet pressure plate below pump case, wherein the downside of pump case is provided with the bulge loop to lower convexity, the first bearing surface that the lower end of bulge loop is provided with projection and can offsets with the upper-end surface of water outlet pressure plate, the upside of water outlet pressure plate is provided with groove, seal ring is provided with in groove, male cooperation on the downside of this groove and bulge loop, namely projection can stretch in groove.After pump case and water outlet pressure plate are interlocked, projection stretches in groove, simultaneously the first bearing surface offsets with the upper-end surface of water outlet pressure plate, and projection can with the seal ring in groove on the upside of offset, the space formation hyperbaric chamber that the bulge loop between pump case and water outlet pressure plate surrounds.In addition, the first bearing surface is arranged higher than the lower end of projection, and namely the height of the first bearing surface is higher than the lowest part of projection.
In stabilized pressure pump provided by the invention, after pump case and water outlet pressure plate are interlocked, projection stretches in groove and offsets with the upside of seal ring, the upper-end surface of the first bearing surface and water outlet pressure plate offsets simultaneously, protruding downside and the diapire of groove extrude seal ring simultaneously, make the sealing that seal ring produces certain amount of deformation and then realizes hyperbaric chamber.Because the upper-end surface of the first bearing surface and water outlet pressure plate offsets, therefore the protruding degree of depth stretching into groove is subject to the restriction of the first bearing surface, the maximum depth that projection stretches into groove is the height difference of the first bearing surface and protruding lower end, so ensure that seal ring can not too be out of shape, the situations such as the elasticity avoiding seal ring diminishes, ensure within the product life cycle, seal ring possesses good elasticity to meet the requirement of long term seal.In addition, the upper-end surface of the first bearing surface and water outlet pressure plate offsets, and adopts hard contact to replace soft contact of the prior art, achieves the location to pump case in the vertical direction, avoid the situation of pump case in the vertical direction slight oscillatory.
In order to reach above-mentioned second object, present invention also offers a kind of water purifier, this water purifier comprises any one stabilized pressure pump above-mentioned.Because above-mentioned stabilized pressure pump has above-mentioned technique effect, the water purifier with this stabilized pressure pump also should have corresponding technique effect.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the sectional view of stabilized pressure pump of the prior art;
Fig. 2 is the partial enlarged drawing of a-quadrant in Fig. 1;
Fig. 3 is the sectional view of another state of stabilized pressure pump in prior art;
Fig. 4 is the partial enlarged drawing in B region in Fig. 3;
The explosive view of the stabilized pressure pump that Fig. 5 provides for the embodiment of the present invention;
Fig. 6 is the partial enlarged drawing in C region in Fig. 5;
The sectional view of the stabilized pressure pump that Fig. 7 provides for the embodiment of the present invention;
Fig. 8 is the partial enlarged drawing in D region in Fig. 7.
In figures 1-4:
01-pump case, 01a-bulge loop, 02-seal ring, 03-hyperbaric chamber, 04-water outlet pressure plate;
In Fig. 5-Fig. 8:
1-pump case, 1a-bulge loop, 1a1-projection, 1a2-first bearing surface, 2-seal ring, 3-water outlet pressure plate, 3a-groove.
Embodiment
First object of the present invention is to provide a kind of stabilized pressure pump, the structural design of this stabilized pressure pump can solve the problem of the long-time sealing variation using rear pump shell 1 to occur slight oscillatory and hyperbaric chamber effectively, and second object of the present invention is to provide a kind of water purifier comprising above-mentioned stabilized pressure pump.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 5-Fig. 8, the water outlet pressure plate 3 that the stabilized pressure pump that the embodiment of the present invention provides comprises pump case 1 and is positioned at below pump case 1, wherein the downside of pump case 1 is provided with the bulge loop 1a to lower convexity 1a1, the first bearing surface 1a2 that the lower end of bulge loop 1a is provided with protruding 1a1 and can offsets with the upper-end surface of water outlet pressure plate 3, the upside of water outlet pressure plate 3 is provided with groove 3a, seal ring 2 is provided with in groove 3a, this groove 3a coordinates with the protruding 1a1 on the downside of bulge loop 1a, and namely protruding 1a1 can stretch in groove 3a.After pump case 1 and water outlet pressure plate 3 are interlocked, protruding 1a1 stretches in groove 3a, the upper-end surface of the first bearing surface 1a2 and water outlet pressure plate 3 offsets simultaneously, and protruding 1a1 can with the seal ring 2 in groove 3a on the upside of offset, the space that the bulge loop 1a between pump case 1 and water outlet pressure plate 3 surrounds forms hyperbaric chamber.In addition, the first bearing surface 1a2 is arranged higher than the lower end of protruding 1a1, and namely the height of the first bearing surface 1a2 is higher than the lowest part of protruding 1a1.
In the stabilized pressure pump that the embodiment of the present invention provides, after pump case 1 and water outlet pressure plate 3 are interlocked, protruding 1a1 stretches in groove 3a and offsets with the upside of seal ring 2, the upper-end surface of the first bearing surface 1a2 and water outlet pressure plate 3 offsets simultaneously, the protruding downside of 1a1 and the diapire of groove 3a extrude seal ring 2 simultaneously, make the sealing that seal ring 2 produces certain amount of deformation and then realizes hyperbaric chamber.Because the upper-end surface of the first bearing surface 1a2 and water outlet pressure plate 3 offsets, therefore the degree of depth that protruding 1a1 stretches into groove 3a is subject to the restriction of the first bearing surface 1a2, the maximum depth that protruding 1a1 stretches into groove 3a is the height difference of the first bearing surface 1a2 and protruding 1a1 lower end, so ensure that seal ring 2 can not too be out of shape, the situations such as the elasticity avoiding seal ring 2 diminishes, ensure within the product life cycle, seal ring 2 possesses good elasticity to meet the requirement of long term seal.In addition, the upper-end surface of the first bearing surface 1a2 and water outlet pressure plate 3 offsets, and adopts hard contact to replace soft contact of the prior art, achieves the location to pump case 1 in the vertical direction, avoid the situation of pump case 1 in the vertical direction slight oscillatory.
In order to optimize technique scheme further, its protrusions 1a1 stretches into after in groove 3a, and two sidewalls of protruding 1a1 are fitted with groove 3a both sides inwall respectively.Setting like this, two sidewalls of groove 3a carry out the spacing of substantially horizontal to protruding 1a1, achieve protruding 1a1 location in the horizontal direction, and then achieve pump case 1 location in the horizontal direction, prevent it to shake in the horizontal direction.
In addition, protruding 1a1 stretches into after in groove 3a, two sidewalls of protruding 1a1 also can respectively with groove 3a both sides inwall Spielpassung.Namely the width of protruding 1a1 is identical with the width dimensions of groove 3a, but the machining tolerance of protruding 1a1 is different from the machining tolerance of groove 3a, the maximal clearance between the sidewall of protruding 1a1 and the madial wall of groove 3a is the maximum machining tolerance of protruding 1a1 and the maximum machining tolerance sum of groove 3a.Setting like this, gap between protruding 1a1 and the inwall of groove 3a is less, can prevent pump case 1 from occurring in the horizontal direction significantly to rock equally, and seal ring 2 in the gap between the inwall that part be pressed against protruding 1a1 and groove 3a because of distortion, can not ensure that seal ring 2 possesses good elasticity.
In order to ensure that protruding 1a1 can stretch in groove 3a, the width dimensions of its protrusions 1a1 is equal with the width dimensions of groove 3a, and the machining tolerance of protruding 1a1 is negative common difference, the machining tolerance of groove 3a is plus tolerance, so not only can ensure that gap between protruding 1a1 and groove 3a inwall is less but also can ensure that protruding 1a1 can stretch in groove 3a.Certainly, the machining tolerance of protruding 1a1 and the machining tolerance of groove 3a can be plus tolerance or negative common difference, do not limit at this.
Wherein, bottom surface and the first bearing surface 1a2 of protruding 1a1 can be parallel to each other, and the first bearing surface 1a2 is higher than the bottom surface of protruding 1a1.Setting like this, the bottom surface of protruding 1a1 with between seal ring 2 for face contacts, simultaneously between the first bearing surface 1a2 and the upper-end surface of water outlet pressure plate 3 also for face contacts, ensure that the sealing that hyperbaric chamber is good and the Assembly stability of pump case 1.
Further, the distance between the bottom surface of protruding 1a1 and the first bearing surface 1a2 can be 0.2mm-0.7mm, and the height difference namely between the bottom surface of protruding 1a1 and the first bearing surface 1a2 is 0.2mm-0.7mm, and concrete can set according to actual conditions.Certainly, the distance between the bottom surface of protruding 1a1 and the first bearing surface 1a2 for 0.1mm or can also be greater than 0.7mm, in this no limit.
Preferably, seal ring 2 is rubber seal, and certain seal ring 2 also can be other elastic material, in this no limit.
In addition, pump case 1 and water outlet pressure plate 3 can be hard plastic material, and certain pump case 1 and water outlet pressure plate 3 can also be other material, in this no limit.
Based on the stabilized pressure pump provided in above-described embodiment, present invention also offers a kind of water purifier, this water purifier comprises any one stabilized pressure pump in above-described embodiment.The stabilized pressure pump in above-described embodiment is have employed, so the beneficial effect of this water purifier please refer to above-described embodiment due to this water purifier.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. a stabilized pressure pump, comprise pump case (1) and be positioned at the water outlet pressure plate (3) below described pump case (1), and the downside of described pump case (1) is provided with the bulge loop (1a) to lower convexity (1a1), the upside of described water outlet pressure plate (3) is provided with groove (3a), seal ring (2) is provided with in described groove (3a), it is characterized in that, the first bearing surface (1a2) that the lower end of described bulge loop (1a) is provided with projection (1a1) and can offsets with the upper-end surface of described water outlet pressure plate (3), described projection (1a1) can to stretch in described groove (3a) and to offset with the upside of described seal ring (2), and described first bearing surface (1a2) is arranged higher than the lower end of described projection (1a1).
2. stabilized pressure pump according to claim 1, it is characterized in that, described projection (1a1) stretches into after in described groove (3a), and two sidewalls of described projection (1a1) are fitted with described groove (3a) both sides inwall respectively.
3. stabilized pressure pump according to claim 1, it is characterized in that, described projection (1a1) stretches into after in described groove (3a), two sidewalls of described projection (1a1) respectively with described groove (3a) both sides inwall Spielpassung.
4. stabilized pressure pump according to claim 1, it is characterized in that, the width dimensions of described projection (1a1) is equal with the width dimensions of described groove (3a), and the machining tolerance of described projection (1a1) is negative common difference, the machining tolerance of described groove (3a) is plus tolerance.
5. stabilized pressure pump according to claim 1, it is characterized in that, bottom surface and first bearing surface (1a2) of described projection (1a1) are parallel to each other, and described first bearing surface (1a2) is higher than the bottom surface of described projection (1a1).
6. stabilized pressure pump according to claim 5, is characterized in that, the distance between the bottom surface of described projection (1a1) and the first bearing surface (1a2) is 0.2mm-0.7mm.
7. the stabilized pressure pump according to any one of claim 1-6, is characterized in that, described seal ring (2) is rubber seal.
8. stabilized pressure pump according to claim 7, is characterized in that, described pump case (1) and water outlet pressure plate (3) are hard plastic material.
9. a water purifier, comprises stabilized pressure pump, it is characterized in that, described stabilized pressure pump is the stabilized pressure pump as described in any one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510671723.9A CN105275798B (en) | 2015-10-15 | 2015-10-15 | Water purifier and its stabilized pressure pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510671723.9A CN105275798B (en) | 2015-10-15 | 2015-10-15 | Water purifier and its stabilized pressure pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105275798A true CN105275798A (en) | 2016-01-27 |
| CN105275798B CN105275798B (en) | 2017-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510671723.9A Active CN105275798B (en) | 2015-10-15 | 2015-10-15 | Water purifier and its stabilized pressure pump |
Country Status (1)
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| CN (1) | CN105275798B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6299414B1 (en) * | 1999-11-15 | 2001-10-09 | Aquatec Water Systems, Inc. | Five chamber wobble plate pump |
| US20030209138A1 (en) * | 2002-05-09 | 2003-11-13 | Schoenmeyr Ivar L. | Enhanced wobble plated driven diaphragm pump |
| CN101122285A (en) * | 2006-08-07 | 2008-02-13 | 郑德祥 | Diaphragm type vacuum electric atomizing pump |
| CN101153589A (en) * | 2006-09-27 | 2008-04-02 | 徐兆火 | Method and construction for preventing water leakage in diaphragm type compression pump |
| CN205047426U (en) * | 2015-10-15 | 2016-02-24 | 珠海凯邦电机制造有限公司 | Purifier and steady voltage pump thereof |
-
2015
- 2015-10-15 CN CN201510671723.9A patent/CN105275798B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6299414B1 (en) * | 1999-11-15 | 2001-10-09 | Aquatec Water Systems, Inc. | Five chamber wobble plate pump |
| US20030209138A1 (en) * | 2002-05-09 | 2003-11-13 | Schoenmeyr Ivar L. | Enhanced wobble plated driven diaphragm pump |
| CN101122285A (en) * | 2006-08-07 | 2008-02-13 | 郑德祥 | Diaphragm type vacuum electric atomizing pump |
| CN101153589A (en) * | 2006-09-27 | 2008-04-02 | 徐兆火 | Method and construction for preventing water leakage in diaphragm type compression pump |
| CN205047426U (en) * | 2015-10-15 | 2016-02-24 | 珠海凯邦电机制造有限公司 | Purifier and steady voltage pump thereof |
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| Publication number | Publication date |
|---|---|
| CN105275798B (en) | 2017-11-17 |
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