CN100342158C - Sealing device - Google Patents
Sealing device Download PDFInfo
- Publication number
- CN100342158C CN100342158C CNB2004100148081A CN200410014808A CN100342158C CN 100342158 C CN100342158 C CN 100342158C CN B2004100148081 A CNB2004100148081 A CN B2004100148081A CN 200410014808 A CN200410014808 A CN 200410014808A CN 100342158 C CN100342158 C CN 100342158C
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- Prior art keywords
- flange
- water tank
- seal arrangement
- breach
- arrangement according
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- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The present invention relates to a sealing device which is used for sealing an outlet pipe from the inner wall to the heat insulation layer of a metal water tank. The outlet pipe directly extends out of the wall of the water tank, a flange sheet is fixed on the pipe, and a screw nut or a fixing sleeve in contact with a flange plane surface is fixed on the inner wall of the water tank. Insulating rings are arranged on both sides of the flange sheet, and a thread screw nut or a flange used for fixing the screw nut or the fixing sleeve in contact with the flange plane surface is arranged outside the insulating ring outside the flange. An inner pipe of the water tank has no joint, so that a heat exchanger pipe in the water tank has enough strength to bear the working pressure of a heat pump. The sealing device of the present invention has the advantages of sealing performance, no water leakage of the water tank and favorable temperature resisting performance.
Description
One, technical field
The present invention relates to a kind of sealing configuration of seal arrangement, especially heat pump water heater, solar water container and other water-heater water tank of water tank import and export.
Two, background technique
The heat pump water heater of pressure-bearing type; temperature height during solar water heater water tank work; except surface protection to the steel inwall; generally also need inwall is carried out anodic protection; with regard to heat-pump water-heater water tank; the Energy Efficiency Ratio of working under the condition of common room temperature is more than 3.0; even under subzero 8 degrees centigrade environment; Energy Efficiency Ratio is still about 1.5; the cold of its vaporizer can also use as air-conditioning cold flow in summer; compare with the common electrical water heater, energy-conservation effect is very remarkable, and more jumbo water heater suits to make; even still can be like this under not increase of power situation, can bring great convenience to life.Applicable to the bigger building of area, also be applicable to the thermal water source of domestic central hot water.
But cisten mechanism is had relatively high expectations, and should satisfy thermal insulation and also will satisfy pressure-bearing up to the refrigeration working medium pipeline of the requirement of 1MPa and the requirement of adapter, especially refrigerant cycle and the cooperating structure of water tank, also will satisfy the electrochemical protection to the water tank metal inner surface simultaneously.Because pressure-bearing is up to 1Mpa in the water tank, heat exchanger bears very big pressure in the import and export of water tank, and its seal request is very high.As-Is is: as the necessary adjunction transit joint of the water tank heat exchanger inlet and outlet pipeline of heat pump water heater, could be connected with heat pump, reliability and Security are difficult to be guaranteed like this.Chinese patent 00251344.7 relates to a kind of cisten mechanism of solar water heater, comprise the heat collecting pipe attachment hole, it is the circular hole on tank floor, with the annular inner edge of circular hole, constitute the identical heat collecting pipe attachment hole of its two ends shape along the flange of digging to the circular hole periphery with the end of inner edge to the casing in-draw.When this attachment hole contacts with rubber seal, make it stressed evenly, improve sealing effect, increase the service life.This adapter can not be directly used in the refrigeration working fluid of heat pump water heater.
Three, summary of the invention
The objective of the invention is: provide a kind of satisfied thermal insulation also will satisfy the requirement of pressure-bearing and the requirement of adapter, especially the structure that is connected and cooperates with water tank with the pipeline of refrigerant cycle also will satisfy the electrochemical protection to the water tank metal inner surface simultaneously.The present invention also aims to provide a kind of condenser coil in water tank, the water tank of heat pump water heater that process conditions are good, easy to prepare, condenser coil is again that heat pump circuit condensation end is a release end of heat simultaneously, condenser coil can directly insert heat pump.
The object of the present invention is achieved like this: a kind of seal arrangement, be used for outlet conduit sealing from metal water tank inwall and thermal insulation layer, outlet conduit directly stretches out water tank wall, it is characterized in that fastening flange sheet on the pipeline, fix a nut that contacts with Flange Plane or a fixed cover at the tank inner wall place, the both sides of flange plate are equipped with the insulation snare, are provided with internal thread nut or the flange that fixes usefulness with above-mentioned nut or fixed cover again in the insulation snare outside in the flange outside.
Because inboard insulated ring is enclosed within the flange plate inboard, flange generally will weld by brazing fixedly the time, and its temperature reaches more than 700 ℃, and the inboard insulated ring that the macromolecular material of pressing close to is made can damage.The material fitness for purpose heatproof of insulated ring reaches 100-150 ℃, the higher temperature of ability such as silicone rubber, teflon especially, but the inboard insulated ring that again internal diameter is only wrapped up pipeline after flange fixed draw back after again cover can damage insulated ring.The insulation snare also is a seal ring simultaneously.
Improvement of the present invention is: inboard insulated ring is provided with breach, is placed into definite position so that can't harm.
Also be provided with the metal coating electrode in the water tank, generally insert inner core, to protect the metal inner core not by chemical corrosion with magnesium or magnesium alloy bar.
The most frequently used heat-pump water-heater water tank that is, going out pipe and can adopting mode commonly used with being connected of heat pump of water tank expanded into the connection of horn mouth plus-pressure screw as brazing, metal tube connecting end, also can add the connection sealing etc. of teflon packing ring at jointing.
Characteristics of the present invention are:
1, the outflow box interior conduit does not have any joint, so that heat-exchanger pipeline has sufficient intensity to bear the working pressure of heat pump in the water tank.
2, good seal performance, water tank is water-tight, and heat resistance is good.
3, the outlet of water tank is easy to connect, because particularity on the structure.Around the outside of stretching out water tank of heat exchanger commonly used or the interface enough big space is arranged in the water tank, be convenient to connect.The outside of pipe outlet connects the pipeline connecting mode that can adopt common air-conditioning, as welding, crimping etc.
4, utilize the flange stop component, not only can prevent the interior release of water tank, also can prevent pipeline when mounted in contract.
Four, description of drawings
Fig. 1 is a sealed structural representation of the present invention
Fig. 2 is the structural representation of the inboard insulation of the present invention snare breach
Tank inner wall 1, heat insulation layer 2, pipeline 3, tank inner wall go out the nut of pore 4, flange plate 5, embedded flange or fixed cover 6, inboard insulation snare 7, outside insulation snare 8, fixing nut plane with internal thread nut or fastening flange 9, insulate snare breach 7-1, embedded flange is provided with groove 6-1, screw 10.
Five, embodiment
The invention will be further described below in conjunction with accompanying drawing and by embodiment:
As shown in the figure: inwall pipeline upper outlet place fastening flange locking plate, fix the nut that an internal diameter can embedded Flange Plane at the tank inner wall place, the flange locking plate is provided with inboard insulation snare 7 therewith between the nut of embedded Flange Plane, be enclosed within on the pipeline, play a part not only to insulate but also seal, be provided with insulation snare 8 in the outside in the flange outside, insulation snare outside is provided with the fixing internal threaded nut of using again, the nut of fixing embedded flange, thus pipeline exit and tank inner wall is well secured.
The flange locking plate is nut fixing general mode that adopts brazing on tank inner wall of embedded Flange Plane therewith, inboard insulated ring can be that one material fitness for purpose heatproof reaches 100-150 ℃, can be with inexpensive PP, especially silicone rubber, teflon etc., but the inboard insulated ring that again internal diameter is only wrapped up pipeline after flange fixed draw back after again cover can damage insulated ring.The insulation snare also is a seal ring simultaneously.
Inboard insulated ring is provided with breach, and as shown in Figure 2, breach is the form on inclined-plane, so that the fixing sealing that guarantees inboard insulated ring with internal threaded nut after pressing.Breach also can be the structure that has some steps.Also have a kind of scheme to be, inboard insulated ring is provided with two breach, the i.e. structure of two Houghs merging forms, every Hough all is longer than semicircle, breach also can be the structure that has some steps or inclined-plane, can contact with each other after two Houghs merge and form a full circle, guarantee the sealing of inboard insulated ring.
It is corresponding with the cross section protrusion of inboard insulated ring that the nut plane of embedded flange is provided with groove 6-1, also is used for guaranteeing sealing and insulation.
The present invention is mainly used in heat-pump water-heater water tank, the pipe that goes out that also can be used for the pressure-bearing solar water heater water tank, can adopt mode commonly used with being connected of heat pump, expand into horn mouth plus-pressure screw as brazing, metal tube connecting end and connect, also can be in the connection sealing of jointing addition polymerization tetrafluoro packing ring etc.
Can be sealing O shape circle, O shape circle can also integral structure with the insulation coating.
Can also adopt double-deck or multi-layer sealed circle, the structure of similar piston ring covers Hough merging place, guarantees better sealing effect.
Sealing O shape circle adopts heatproof insulating materials such as teflon or silicone rubber.Macromolecule insulating material such as PP also can use.
Pipeline connects the multiple mode that adopts: welding type, typically, can seal and heat-resisting pump work substance as the press contact of brazing, copper connecting tube, and water tank is a pressure-bearing type, coil pipe type is being worked under hydraulic pressure, because inside needs water pressure, coil pipe can not be forced out.
Another kind of fixed structure is: similar to the nut 6 and the fixing internal thread nut 9 of using of above-mentioned embedded flange, can adopt direct means of fixation to fix: the fixed cover 6 outerplanar ends of embedded flange are provided with screw, also be provided with screw on the fastening flange 9, thus by screw that fastening flange 9 and fixed cover 6 is fixing.
Claims (8)
1, a kind of seal arrangement, be used for the outlet conduit sealing of metal water tank inwall and thermal insulation layer, outlet conduit directly stretches out water tank wall, it is characterized in that fastening flange sheet on the pipeline, fix at the tank inner wall place one with the nut or the fixed cover of flange plate plane contact, the both sides of flange plate are equipped with the insulation snare, are provided with internal thread nut or fastening flange that the nut that contacts with flange plate or fixed cover fix usefulness again in the insulation snare outside in the flange plate outside; Inboard insulated ring is provided with breach.
2, seal arrangement according to claim 1 is characterized in that breach is the form on an inclined-plane.
3, seal arrangement according to claim 1 is characterized in that breach is the structure that has some steps.
4, seal arrangement according to claim 1 is characterized in that inboard insulated ring is provided with two breach, i.e. the structure of two Houghs merging forms, and every Hough all is longer than hemicycle.
5, seal arrangement according to claim 1 is characterized in that breach is the structure that has some steps or inclined-plane, contacts with each other after the insulated ring breach merges and forms a full circle.
6, seal arrangement according to claim 1 and 2 is characterized in that fixed cover (6) the outerplanar end of embedded flange plate is provided with screw, and fastening flange also is provided with screw on (9), and it is fixing with fastening flange (9) and fixed cover (6) to be provided with screw.
7, seal arrangement according to claim 1 and 2, the nut plane that it is characterized in that embedded flange plate are provided with groove (6-1) and the cross section of inboard insulated ring and protrude correspondingly, also are used for guaranteeing sealing and insulation.
8, seal arrangement according to claim 1 is characterized in that insulated ring adopts double-deck or multi-layer sealed circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100148081A CN100342158C (en) | 2004-04-30 | 2004-04-30 | Sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100148081A CN100342158C (en) | 2004-04-30 | 2004-04-30 | Sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1690484A CN1690484A (en) | 2005-11-02 |
| CN100342158C true CN100342158C (en) | 2007-10-10 |
Family
ID=35346130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100148081A Expired - Fee Related CN100342158C (en) | 2004-04-30 | 2004-04-30 | Sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100342158C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644404B (en) * | 2013-12-06 | 2017-01-18 | 李静璇 | Sealing connection structure used for pipeline through hole in vacuum flat plate collector |
| CN105703311A (en) * | 2016-04-29 | 2016-06-22 | 国网山东省电力公司枣庄供电公司 | JP cabinet cable outlet plugging cover |
| CN106052469B (en) * | 2016-07-22 | 2019-02-12 | 北京华福工程有限公司 | It is exclusively used in heat tracing pipe and equipment connection structure in special substance |
| CN107044737A (en) * | 2017-05-02 | 2017-08-15 | 岳西县科盛机电有限公司 | A kind of solar energy heating pipe connecting structure |
| CN106949647A (en) * | 2017-05-02 | 2017-07-14 | 岳西县科盛机电有限公司 | A kind of detachable solar energy heating pipe connection |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2346617A1 (en) * | 1972-10-16 | 1974-05-02 | Ibm | PROCEDURE FOR TESTING THE RUNNING TIME DELAY OF A FUNCTIONAL LOGICAL UNIT |
| CN2160038Y (en) * | 1993-02-09 | 1994-03-30 | 石家庄铁路分局磁山机务段 | Plain top double way assembly steam room expanding ring for steam engine |
| CN2203739Y (en) * | 1994-04-28 | 1995-07-19 | 山东工业大学 | Removable joint for tubular heat transfer element |
| US5490680A (en) * | 1993-04-06 | 1996-02-13 | Parker-Hannifin Corporation | Captive O-ring face seal |
| JPH09112694A (en) * | 1995-10-17 | 1997-05-02 | Toshiba Corp | Gasket seal joint |
| CN1396394A (en) * | 2001-07-17 | 2003-02-12 | 张治屏 | Water-tight shield ring for hole |
| JP2004060793A (en) * | 2002-07-30 | 2004-02-26 | Matsushita Electric Ind Co Ltd | Sealing member |
-
2004
- 2004-04-30 CN CNB2004100148081A patent/CN100342158C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2346617A1 (en) * | 1972-10-16 | 1974-05-02 | Ibm | PROCEDURE FOR TESTING THE RUNNING TIME DELAY OF A FUNCTIONAL LOGICAL UNIT |
| CN2160038Y (en) * | 1993-02-09 | 1994-03-30 | 石家庄铁路分局磁山机务段 | Plain top double way assembly steam room expanding ring for steam engine |
| US5490680A (en) * | 1993-04-06 | 1996-02-13 | Parker-Hannifin Corporation | Captive O-ring face seal |
| CN2203739Y (en) * | 1994-04-28 | 1995-07-19 | 山东工业大学 | Removable joint for tubular heat transfer element |
| JPH09112694A (en) * | 1995-10-17 | 1997-05-02 | Toshiba Corp | Gasket seal joint |
| CN1396394A (en) * | 2001-07-17 | 2003-02-12 | 张治屏 | Water-tight shield ring for hole |
| JP2004060793A (en) * | 2002-07-30 | 2004-02-26 | Matsushita Electric Ind Co Ltd | Sealing member |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1690484A (en) | 2005-11-02 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071010 Termination date: 20120430 |