CN103644112A - Pressure stabilizing pump and water purifier - Google Patents
Pressure stabilizing pump and water purifier Download PDFInfo
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- CN103644112A CN103644112A CN201310603408.3A CN201310603408A CN103644112A CN 103644112 A CN103644112 A CN 103644112A CN 201310603408 A CN201310603408 A CN 201310603408A CN 103644112 A CN103644112 A CN 103644112A
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Abstract
The invention provides a pressure stabilizing pump and a water purifier. The pressure stabilizing pump comprises a housing, the housing is provided with more than two water inlets and outlets, the inner wall of the every water inlet and outlet is provided with internal threads, and the bottom of at least one water inlet and outlet is provided with a sealing member mounting unit provided with a sealing member. The water purifier comprises the pressure stabilizing pump and connectors connected with the water inlets and outlets, the external wall of every connector is provided with external threads matched with the corresponding internal threads, and the end surface of every connector presses against one side of the sealing member. The pressure stabilizing pump and the water purifier are simple in structure, good in sealing performance, simple in assembly process and capable of improving the assembly efficiency of the water purifier.
Description
Technical field
The present invention relates to water purification plant field, especially relate to the stabilized pressure pump that a kind of water purifier and this water purifier are used.
Background technique
Along with the raising of people's living standard, the development of water purification technology, the sanitary condition of potable water has become the focus that people pay close attention to, and increasing water purifier enters ordinary family.Existing water purifier has a casing, and casing is provided with into water port and water outlet port, and water inlet port is connected with the first-class water supply terminal of the fire hose, and the water after purification flows out through water outlet port.
Conventionally, in the casing of water purifier, multi-stage filter core is set, and between two-stage filter core, stabilized pressure pump is set, stabilized pressure pump is as water purifier core component, and 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, housing 10 is provided with two current and imports and exports, respectively water intake 11 and water outlet 13, water intake 11 is connected with water supply connector 12, and water outlet 13 is connected with water output connector 15, and tap water is after first order filter core, from water supply connector 12, through water intake 11 stabilized pressure pump of flowing through, and flow out through water output connector 15 from water outlet 13.
The inwall of water outlet 13 is provided with internal thread 14, and the outer wall of water output connector 15 is provided with outside thread, and water outlet 13 is realized and being connected with outside thread by internal thread with water output connector 15.Yet, when current are flowed through water outlet 13, may flow to the perisporium of water output connector 15 from water outlet 13 and the joint of water output connector 15, cause oozing out of current.Therefore, when water output connector 15 is installed to water outlet 13, be just installed in water outlet 13 after need to being wound around on the surface of the outside thread 16 of water output connector 15 sealed filling material of certain length, then by the mode screwing, realize assembling.
But, adopt the stabilized pressure pump of above-mentioned assembling mode, because the winding effect of sealed filling material is often uncontrollable, and affected by the frictional force of the internal thread 14 of water outlet 13 and outside thread 16 engagements of water output connector 15, sealed filling material can not be filled in uniformly and coordinate between internal thread 14 and outside thread 16, and then can not guarantee the sealing of water outlet 13 and water output connector 15, even when assembling water output connector 15, occurring that water outlet 13 is extruded breaks, and causes stabilized pressure pump to damage and the problem that cannot use.In the same manner, also adopt the mode that is wound around sealed filling material to realize being connected between water intake 11 and water supply connector 12.But not only structure is unreliable, cost is high for the mode of employing winding sealed filling material, and causes the manufacturing efficiency of water purifier low.
Except using sealed filling material, realize being tightly connected of water outlet 13 and water output connector 15, in existing partially purifying water machine, rapid pipe joint is set, by rapid pipe joint, is connected with water intake or the water outlet of stabilized pressure pump, but the complex structure of rapid pipe joint, it is unreliable to assemble, and sealing is difficult to guarantee.
The sealing of above-mentioned two kinds of assembling modes is all difficult to guarantee, may cause water purifier to occur current Seepage, even causes the motor short circuit in water purifier, the problem of burning.
Summary of the invention
Main purpose of the present invention is to provide a kind of current and imports and exports and the simple stabilized pressure pump of joint assembly technology.
Another object of the present invention is to provide a kind of stabilized pressure pump infiltration and low water purifier of cost of production avoided.
For realizing main purpose of the present invention, stabilized pressure pump provided by the invention has housing, housing is provided with two above current and imports and exports, the inwall that each current is imported and exported is provided with internal thread, wherein, the bottom that at least one current is imported and exported is provided with Sealing assembly department, on Sealing assembly department, Sealing is installed.
From such scheme, the bottom of importing and exporting at current arranges Sealing assembly department, and Sealing is arranged in Sealing assembly department, joint screws in after current import and export, the end face of joint is pressed in a side of Sealing, thereby Sealing is pressed between the end face and Sealing assembly department of joint, by Sealing, current is imported and exported with joint and sealed.
Owing to need to not being wound around sealed filling material on joint, avoid joint to screw in when current are imported and exported and cause the situation that current import and export are broken to occur, during assembling, saved the technique that is wound around sealed filling material, efficiency of assembling is high.
A preferred scheme is that Sealing assembly department is along the circumferential extension of current import and export.Like this, current are imported and exported and upwards can be sealed by Sealing in whole week, good sealing effect.
Further scheme is, Sealing assembly department is arranged on the bottom of current import and export and the joint of the inwall that current are imported and exported.
As can be seen here, Sealing can be imported and exported current bottom and the sealing of inwall joint, prevents that current from oozing out from bottom and inwall joint.
Further scheme is, Sealing assembly department is to be arranged on the circle groove that current are imported and exported bottom, and the bottom surface that groove is imported and exported from current is to the inner recess of stabilized pressure pump.
Visible, Sealing is arranged in groove, the bottom of avoiding Sealing to import and export at current is subjected to displacement, and improves sealability.
An optional scheme is that Sealing assembly department is to be arranged on the circle flange that current are imported and exported bottom, the outer projection that the bottom surface that flange is imported and exported from current is imported and exported to current.
As can be seen here, by flange, Sealing is carried out spacingly, move the bottom of avoiding Sealing to import and export at current, is conducive to the fixing of Sealing.
For realizing another object of the present invention, water purifier provided by the invention has casing, stabilized pressure pump is installed in casing, stabilized pressure pump has housing, housing is provided with two above current and imports and exports, the inwall that each current is imported and exported is provided with internal thread, each current is imported and exported and is connected with a joint, the outer wall of joint is provided with the outside thread with screw-internal thread fit, wherein, the bottom that at least one current is imported and exported is provided with Sealing assembly department, on Sealing assembly department, Sealing is installed, and the end face of joint is pressed on a side of Sealing.
From such scheme, Sealing is installed in the bottom of importing and exporting at current, and compresses Sealing by the end face of joint, Sealing is fixed between the bottom and the end face of joint of current import and export, avoids current to ooze out from joint.And owing to need to not being wound around sealed filling material outward at joint, what in the time of can avoiding joint to screw in current import and export, current were imported and exported breaks, and also simplifies the technique of assembling, improves the manufacturing efficiency of water purifier, the cost of production of reduction water purifier.
Accompanying drawing explanation
Fig. 1 is the STRUCTURE DECOMPOSITION figure of existing stabilized pressure pump and joint.
Fig. 2 is the STRUCTURE DECOMPOSITION figure of stabilized pressure pump the first embodiment of the present invention and joint.
Fig. 3 is the structural drawing that stabilized pressure pump the first embodiment of the present invention is connected with joint.
Fig. 4 is the partial enlarged drawing of Fig. 3.
Fig. 5 is stabilized pressure pump the second embodiment's of the present invention structural drawing.
Fig. 6 is the partial enlarged drawing of Fig. 5.
Fig. 7 is the structural drawing that stabilized pressure pump the second embodiment of the present invention is connected with joint.
Fig. 8 is the partial enlarged drawing of Fig. 7.
Below in conjunction with drawings and Examples, the invention will be further described.
Embodiment
Water purifier of the present invention is for purifying tap water etc., water purifier has a casing, casing is provided with into water port and water outlet port, and in casing, be provided with multi-stage filter core and stabilized pressure pump, tap water flows to water purifier from water inlet port, through the filtration of multi-stage filter core, and after the voltage stabilizing of stabilized pressure pump, from water outlet port, flow out.
Stabilized pressure pump the first embodiment:
Referring to Fig. 2, the present embodiment has housing 20, and housing 20 is provided with two current and imports and exports, and is respectively water intake 21 and water outlet 23, and water intake 21 is connected with the water supply connector 22 in water purifier, and water outlet 23 is connected with the water output connector 30 in water purifier.
In water outlet 23, be also provided with Sealing 28, Sealing 28 is arranged in groove 26, and Sealing 28 is annular Sealing, and cross section is circular.In order to ensure the sealability of Sealing 28, Sealing 28 is made by having flexible material, as used rubber to make, after Sealing 28 pressurizeds, resiliently deformable can occur.
The water output connector 30 of water purifier is roughly round table-like, and its outer wall is provided with outside thread 31, and outside thread 31 coordinates with the internal thread 24 of water outlet 23, so that water output connector 30 screws in water outlet 23.Water output connector 30 is end face 32 near one end of water outlet 23, and end face 32 is near groove 26 1 sides, and end face 32 is plane, between end face 32 and the outer wall of water output connector 30, is provided with chamfering.
Referring to Fig. 3, water output connector 30 screws in after water outlet 23, and outside thread 31 coordinates with internal thread 24, and the end face 32 of water output connector 30 and the bottom contiguous of water outlet 23, and end face 32 is pressed on a side of Sealing 28.As shown in Figure 4, after water output connector 30 screw-in water outlets 23 put in place, there is elastic strain in Sealing 28, its cross section is not circular, but oval, in the end face 32 that is clamped in water output connector 30 and groove 26, thereby by water output connector 30 and water outlet 23 sealings, the current of the water outlet 23 of avoiding flowing through are from the gap outflow between water output connector 30 and water outlet 23.
Because Sealing 28 is arranged in groove 26, and be annular seal ring, therefore water outlet 23 and water output connector 30 joints can be sealed completely to its good seal performance.And in the process of water output connector 30 screw-in water outlets 23, can not be subjected to displacement, be arranged on all the time in groove 26, guarantee its sealing effect.
Between water intake 21 and water supply connector 22, also can realize and being connected by Sealing, the inwall at water intake 21 arranges internal thread, at water supply connector 22 outer walls, outside thread is set, and the bottom at water intake 21 arranges groove, annular Sealing is arranged in groove, and the end face by water supply connector 22 is pressed on annular Sealing one side and realizes sealing.
Certainly, the cross section of Sealing 28 is not necessarily circular, can also be the shapes such as triangle, star or polygonal, or even irregular polygonal.
Stabilized pressure pump the second embodiment:
Referring to Fig. 5, the stabilized pressure pump of the present embodiment has housing 40, and housing 40 is provided with two current and imports and exports, and is respectively water intake 41 and water outlet 43, and water intake 41 is connected with the water supply connector 42 in water purifier, and water outlet 43 is connected with the water output connector in water purifier.
It is round table-like that water outlet 43 is roughly, and its side cross-section area near stabilized pressure pump outer wall is larger, and inwall is provided with internal thread 44.Referring to Fig. 6, the bottom 45 of water outlet 43 is provided with a circle flange 46, and flange 46 is from the bottom surface of water outlet 43 to the outer projection of water outlet 43, and flange 46 circumferentially extends along it water outlet 43 is interior, is positioned at the bottom 45 of water outlet 43 and the joint of inwall.
In water outlet 43, be also provided with Sealing 48, Sealing 48 is annular seal ring, and its cross section is irregular polygonal, and Sealing 48 is fixed on flange 46.The outer wall of Sealing 48 be provided with one semicircular protruding 49 so that be fixed on the inwall of water outlet 43.Preferably, Sealing 48 has flexible material by rubber etc. and makes.
Referring to Fig. 7, in water purifier, be provided with water output connector 50, water output connector 50 is round table-like, and its one end near water outlet 43 is end face 52, and the cross-section area of end face 52 is less.The outer wall of water output connector 50 is provided with outside thread 51, the screw-internal thread fit of outside thread 51 and water outlet 43.
Between water intake 41 and water supply connector 42, be also to realize sealing by Sealing, on water intake 41 inwalls, internal thread be set, and the bottom of water intake 41 is provided with a circle flange, Sealing is contained on flange.Water supply connector 42 outer walls are provided with outside thread, and water supply connector 42 screws in after water intake 41, thereby the end face of water supply connector 42 is pressed on Sealing water intake 41 and water supply connector 42 sealings.
While assembling stabilized pressure pump in water purifier, Sealing 48 is placed on to the bottom of water outlet 43, and water output connector 50 is directly screwed in to water outlet 43, when water output connector 50 screw-ins put in place, the end face 52 of water output connector 50 compresses and realizes sealing by Sealing 48.
Owing to need to not being wound around sealed filling material on the outer wall of water output connector or water supply connector, water supply connector or water output connector can not cause the damage of water intake or water outlet while screwing in water intake or water outlet, and the workload of assembling is little, the sealability of Sealing is good, the cost of production that reduces water purifier, improves its efficiency of assembling.
Certainly, above-described embodiment is only the preferred embodiment of the present invention, during practical application, can there is more change, for example, a plurality of water intakes or a plurality of water outlet are set on stabilized pressure pump, each water intake and water outlet all adopt above-mentioned assembly structure, or, water intake is used above-mentioned the first embodiment's sealing means, and water outlet adopts above-mentioned the second embodiment's sealing means, and such change also can realize object of the present invention.
The variations such as change of the change of seal ring shape, groove cross section shape finally it is emphasized that and the invention is not restricted to above-mentioned mode of execution, as also should being included in the protection domain of the claims in the present invention.
Claims (10)
1. stabilized pressure pump, comprises
Housing, described housing is provided with two above current and imports and exports, and the inwall that described in each, current are imported and exported is provided with internal thread;
It is characterized in that:
The bottom that described at least one, current are imported and exported is provided with Sealing assembly department, on described Sealing assembly department, Sealing is installed.
2. stabilized pressure pump according to claim 1, is characterized in that:
The circumferential extension that described Sealing assembly department is imported and exported along described current.
3. stabilized pressure pump according to claim 2, is characterized in that:
Described Sealing assembly department is arranged on the bottom of described current import and export and the joint of the inwall that described current are imported and exported.
4. according to the stabilized pressure pump described in claims 1 to 3 any one, it is characterized in that:
Described Sealing assembly department is to be arranged on the circle groove that described current are imported and exported bottom, and the bottom surface that described groove is imported and exported from described current is to the inner recess of described stabilized pressure pump.
5. according to the stabilized pressure pump described in claims 1 to 3 any one, it is characterized in that:
Described Sealing assembly department is to be arranged on the circle flange that described current are imported and exported bottom, the outer projection that the bottom surface that described flange is imported and exported from described current is imported and exported to described current.
6. according to the stabilized pressure pump described in claims 1 to 3 any one, it is characterized in that:
The cross section of described Sealing is circle or triangle or star or polygonal.
7. water purifier, comprises
Casing, is provided with stabilized pressure pump in described casing, and described stabilized pressure pump has housing, and described housing is provided with two above current and imports and exports, and the inwall that described in each, current are imported and exported is provided with internal thread;
Described in each, current are imported and exported and are connected with a joint, and the outer wall of described joint is provided with the outside thread with described screw-internal thread fit;
It is characterized in that:
The bottom that described at least one, current are imported and exported is provided with Sealing assembly department, on described Sealing assembly department, Sealing is installed;
The end face of described joint is pressed on a side of described Sealing.
8. water purifier according to claim 7, is characterized in that:
The circumferential extension that described Sealing assembly department is imported and exported along described current.
9. water purifier according to claim 8, is characterized in that:
Described Sealing assembly department is arranged on the bottom of described current import and export and the joint of the inwall that described current are imported and exported.
10. according to the water purifier described in claim 7 to 9 any one, it is characterized in that:
Described Sealing assembly department is to be arranged on the circle groove that described current are imported and exported bottom, the inner recess that the bottom surface that described groove is imported and exported from described current is imported and exported to described current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310603408.3A CN103644112B (en) | 2013-11-25 | 2013-11-25 | Stabilized pressure pump and water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310603408.3A CN103644112B (en) | 2013-11-25 | 2013-11-25 | Stabilized pressure pump and water purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103644112A true CN103644112A (en) | 2014-03-19 |
| CN103644112B CN103644112B (en) | 2017-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310603408.3A Active CN103644112B (en) | 2013-11-25 | 2013-11-25 | Stabilized pressure pump and water purifier |
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| Country | Link |
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| CN (1) | CN103644112B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020037910A1 (en) * | 2018-08-24 | 2020-02-27 | 珠海格力电器股份有限公司 | Pressure stabilizing pump and water purifier |
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| US3955901A (en) * | 1973-10-23 | 1976-05-11 | Hamilton Thomas W | Membrane pump |
| CN2345729Y (en) * | 1998-08-26 | 1999-10-27 | 周光文 | Reciprocating diaphragm pump |
| CN1858472A (en) * | 2006-03-27 | 2006-11-08 | 胡春杰 | Sleeve type seal piece |
| US20060269427A1 (en) * | 2005-05-26 | 2006-11-30 | Drummond Robert E Jr | Miniaturized diaphragm pump with non-resilient seals |
| CN2924233Y (en) * | 2006-05-25 | 2007-07-18 | 成惠民 | Pipeline sealing element |
| CN201255280Y (en) * | 2008-05-09 | 2009-06-10 | 广西玉柴机器股份有限公司 | Sealing gasket |
| CN202991415U (en) * | 2012-12-29 | 2013-06-12 | 台州市协丰机械有限公司 | Electric diaphragm pump |
| CN203627189U (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 |
-
2013
- 2013-11-25 CN CN201310603408.3A patent/CN103644112B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3955901A (en) * | 1973-10-23 | 1976-05-11 | Hamilton Thomas W | Membrane pump |
| CN2345729Y (en) * | 1998-08-26 | 1999-10-27 | 周光文 | Reciprocating diaphragm pump |
| US20060269427A1 (en) * | 2005-05-26 | 2006-11-30 | Drummond Robert E Jr | Miniaturized diaphragm pump with non-resilient seals |
| CN1858472A (en) * | 2006-03-27 | 2006-11-08 | 胡春杰 | Sleeve type seal piece |
| CN2924233Y (en) * | 2006-05-25 | 2007-07-18 | 成惠民 | Pipeline sealing element |
| CN201255280Y (en) * | 2008-05-09 | 2009-06-10 | 广西玉柴机器股份有限公司 | Sealing gasket |
| CN202991415U (en) * | 2012-12-29 | 2013-06-12 | 台州市协丰机械有限公司 | Electric diaphragm pump |
| CN203627189U (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 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020037910A1 (en) * | 2018-08-24 | 2020-02-27 | 珠海格力电器股份有限公司 | Pressure stabilizing pump and water purifier |
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| Publication number | Publication date |
|---|---|
| CN103644112B (en) | 2017-06-06 |
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