CN103574206A - Cooling system sealing connector - Google Patents
Cooling system sealing connector Download PDFInfo
- Publication number
- CN103574206A CN103574206A CN201210248521.XA CN201210248521A CN103574206A CN 103574206 A CN103574206 A CN 103574206A CN 201210248521 A CN201210248521 A CN 201210248521A CN 103574206 A CN103574206 A CN 103574206A
- Authority
- CN
- China
- Prior art keywords
- pressing plate
- type pressing
- plug
- pressure plate
- type pressure
- 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.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L39/00—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/032—Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The invention discloses a cooling system sealing connector. The cooling system sealing connector is characterized in that a plug-in type pressure plate is provided with an extension area; an opening at one end of an inner pipe of the plug-in type pressure plate is formed in the extension area; surrounding annular-shaped projections are arranged on the peripheries on the end surfaces of the inner pipe; a receive type pressure plate is provided with a sinking area which is corresponding to the extension area; an opening at one end of an inner pipe of the receive type pressure plate is formed in the sinking area; annular-shaped grooves which are matched with the annular-shaped projections are formed in the peripheries of the end surfaces of the inner pipe; the plug-in type pressure plate is connected with the receive type pressure plate through bolts; the annular-shaped projections of the plug-in type pressure plate are arranged inside the annular-shaped grooves of the receive type pressure plate; the inner pipe of the plug-in type pressure plate is connected with the inner pipe of the receive type pressure plate; sealing rings are arranged at connecting positions of the inner pipes of the plug-in type pressure plate and the receive type pressure plate. The annular-shaped projections of the plug-in type pressure plate is inserted into the annular-shaped grooves of the receive type pressure plate, the sealing rings are arranged between the annular-shaped projections and the annular-shaped grooves, the plug-in type pressure plate and the receive type pressure plate are screwed up through the bolts, and accordingly the sealing gaskets can be compressed to play the sealing function, prevent leakage, reduce losses of coolants and save resources due to screwing up of the bolts. Accordingly the cooling system sealing connector has the advantages of being goof in sealing effect and reducing coolant loss to the largest extent.
Description
Technical field
This invention relates to the bindiny mechanism of vehicle air conditioner, particularly for the cooling system of the dual circuit pressing plate linkage structure mouth that is tightly connected.
Background technique
On the installation manufacturing line of vehicle, Placement in air-conditioning system is selected to guarantee that for an entity bolt fastening mode is than more urgent with craving for of the fastening mode of moment of torsion.While addressing this problem, often adopt peanut shaped or square pressing plate form.
Different refrigerant types, R12 for example, R134a and CO2 are used in the air conditioner cooling system of vehicle.In any case the idea of environmental protection prosecutes to the end.As solution, for example the related proxy department of government of US and European has all passed through relevant supervision rules, with this, is limited in the leakage rate limit of freezing mixture in whole cooling system running.
The Connecting format with double sealing structure is used to reduce the leakage in air-conditioning system.These main structural types comprise forms such as rubber o-ring and hot solids Sealing.In any case, As time goes on, these parts are finally understood degradation failure.The damage of sealing configuration occurs in installation improperly or handling process simultaneously.
This just need to produce a kind of cooling system that can reduce to greatest extent refrigerant loss in air-conditioning system running mouth that is tightly connected.
Summary of the invention
The object of the present invention is to provide a kind of cooling system mouth that is tightly connected, in air-conditioning system running, can reduce to greatest extent refrigerant loss.
To achieve these goals, technological scheme of the present invention is: a kind of cooling system mouth that is tightly connected, comprise plug-in type pressing plate, receiving type pressing plate, plug-in type pressing plate and receiving type pressing plate are equipped with inner tube, it is characterized in that this plug-in type pressing plate is provided with an elongation zone, one end opening of the inner tube of described plug-in type pressing plate is positioned at elongation zone, and this inner tube end face periphery is provided with a circle annular protrusion; This receiving type pressing plate is provided with the depressed area corresponding with elongation zone, and an end opening of the inner tube of described receiving type pressing plate is positioned at depressed area, and inner tube end face periphery is provided with the annular recess matching with this annular protrusion; Between this plug-in type pressing plate and receiving type pressing plate, be bolted, the annular protrusion of this plug-in type pressing plate is positioned at the annular recess of receiving type pressing plate, the inner tube of this plug-in type pressing plate is connected with the inner tube of receiving type pressing plate, and is provided with seal ring between described plug-in type pressing plate and the inner tube joint of receiving type pressing plate.The inner tube end face of described plug-in type pressing plate is provided with a depressed part, the inner tube end face of receiving type pressing plate is also provided with corresponding depressed part, seal ring is between the inner tube end face of described plug-in type pressing plate and the inner tube end face of receiving type pressing plate, during compression, described seal ring is expanded in described two corresponding depressed parts.
The annular protrusion of described plug-in type pressing plate is inserted in the annular recess of receiving type pressing plate, and be provided with seal ring between described annular protrusion and annular recess, then by bolt, plug-in type pressing plate and receiving type pressing plate are tightened.By bolt tightening, sealing gasket can be compressed, play seal action, Leakage prevention, reduces the loss of refrigerant, economizes on resources.Therefore the invention has the advantages that and can reduce to greatest extent refrigerant loss by good sealing effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of plug-in type pressing plate.
Fig. 3 is the structural representation of receiving type pressing plate.
Fig. 4 is another structural representation of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in the figure, a kind of cooling system mouth that is tightly connected, comprise plug-in type pressing plate 1, receiving type pressing plate 2, in plug-in type pressing plate and receiving type pressing plate, be provided with corresponding inner tube 3, a side that it is characterized in that this plug-in type pressing plate is provided with an aluminum pipe 9, this aluminum pipe 9 is connected with the inner tube 3 of plug-in type pressing plate, the opposite side of plug-in type pressing plate 1 is provided with an elongation zone, one end opening of the inner tube of described plug-in type pressing plate 1 is positioned at elongation zone, inner tube end face periphery is provided with a circle annular protrusion 4, the corresponding side of this receiving type pressing plate 2 is provided with a depressed area, one end opening of the inner tube of described receiving type pressing plate 2 is positioned at depressed area, the inner tube end face periphery of this receiving type pressing plate 2 is provided with the annular recess 5 matching with this annular protrusion 4, this plug-in type pressing plate 1 and receiving type pressing plate 2 are also provided with the bolt hole 6 and 7 matching.The opposite side of this plug-in type pressing plate 1 is also provided with an aluminum pipe, and this aluminum pipe is connected with the inner tube of plug-in type pressing plate.The elongation zone of this plug-in type pressing plate is inserted in the depressed area of receiving type pressing plate, and the annular protrusion 4 of this plug-in type pressing plate 1 is positioned at the annular recess 5 of receiving type pressing plate 2, the inner tube of this plug-in type pressing plate is connected with the inner tube of receiving type pressing plate, between described plug-in type pressing plate and the inner tube joint of receiving type pressing plate, is also provided with seal ring 8.Bolt 12, through the bolt hole 6 and 7 of this plug-in type pressing plate 1 and receiving type pressing plate 2, to this plug-in type pressing plate 1 and receiving type pressing plate 2 are coupled together, tights a bolt and sealing gasket can be compressed, and plays seal action, Leakage prevention.The internal diameter of seal ring matches with the internal diameter of the inner tube of plug-in type pressing plate 1, receiving type pressing plate 2, and the external diameter of seal ring matches with the internal diameter of the annular protrusion 4 of plug-in type pressing plate 1.
According to one embodiment of present invention, bolt 12 is fixed in the bolt hole 6 of plug-in type pressing plate 1, in the bolt hole 7 of receiving type pressing plate 2, is provided with screw thread, after the bolt hole 6 of bolt 12 through plug-in type pressing plate 1, is threaded with the bolt hole 7 of receiving type pressing plate 2.Can certainly with nut, fix by bolt through after the bolt hole 6 of receiving type pressing plate 2, by fastening nut, reach the object that sealing gasket is compressed.Or a bolt 12 is directly installed on receiving type pressing plate 2, and this bolt 12, through after the bolt hole of plug-in type pressing plate, is fixed with nut.
As shown in the figure, the inner tube end face of described plug-in type pressing plate 1 is positioned at annular protrusion 4 inner sides and is provided with a depressed part 11, the inner tube end face position with matching of receiving type pressing plate 2 is also provided with depressed part 10, seal ring is position between this depressed part 10 and 11, described depressed part 10 and 11 is around inclined-plane, at the edge of described depressed part 10 and 11, form wedge shape projection, during compression, described seal ring is expanded in described two corresponding depressed parts.Like this, when bolt tightening, can enhanced leaktightness effect.
According to a preferred embodiment of the invention, described elongation zone height is 3 ~ 3.2mm, and the depressed area degree of depth is 2.4 ~ 2.6mm, seal ring thickness is 1.8 ~ 2.2mm, by inside and outside two layer materials, is formed by connecting, and cladding material is rubber, inner layer material is metallic material, can increase its working life.
Claims (3)
1. the cooling system mouth that is tightly connected, comprise plug-in type pressing plate, receiving type pressing plate, plug-in type pressing plate and receiving type pressing plate are equipped with inner tube, it is characterized in that this plug-in type pressing plate is provided with an elongation zone, the inner tube of described plug-in type pressing plate is positioned at elongation zone, and this inner tube end face periphery is provided with a circle annular protrusion; This receiving type pressing plate is provided with the depressed area corresponding with elongation zone, and the inner tube of described receiving type pressing plate is positioned at depressed area, and inner tube end face periphery is provided with the annular recess matching with this annular protrusion; This plug-in type pressing plate and receiving type pressing plate are bolted, the annular protrusion of this plug-in type pressing plate is positioned at the annular recess of receiving type pressing plate, the inner tube of this plug-in type pressing plate is connected with the inner tube of receiving type pressing plate, and is provided with seal ring between described plug-in type pressing plate and the inner tube joint of receiving type pressing plate.
2. the cooling system as claimed in claim 1 mouth that is tightly connected, the inner tube end face that it is characterized in that described plug-in type pressing plate is provided with a depressed part, the inner tube end face of receiving type pressing plate is also provided with corresponding depressed part, and seal ring is between the inner tube end face of described plug-in type pressing plate and the inner tube end face of receiving type pressing plate.
3. the cooling system as claimed in claim 2 mouth that is tightly connected, is characterized in that described depressed part is inclined-plane, forms wedge shape projection at the edge of described depressed part around.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210248521.XA CN103574206A (en) | 2012-07-18 | 2012-07-18 | Cooling system sealing connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210248521.XA CN103574206A (en) | 2012-07-18 | 2012-07-18 | Cooling system sealing connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103574206A true CN103574206A (en) | 2014-02-12 |
Family
ID=50046616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210248521.XA Pending CN103574206A (en) | 2012-07-18 | 2012-07-18 | Cooling system sealing connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103574206A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561644A (en) * | 2018-06-27 | 2018-09-21 | 上海众源燃油分配器制造有限公司 | A kind of high-pressure air conditioner pipe pressing plate for sealing structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01199087A (en) * | 1988-02-03 | 1989-08-10 | Sekisui Chem Co Ltd | Pipe fitting |
| JPH07180787A (en) * | 1993-12-24 | 1995-07-18 | Michihiro Fujiwara | Seal structure in connection part of tubular member |
| JP2003247679A (en) * | 2002-02-27 | 2003-09-05 | Kawanishi Suido Kiki:Kk | Seal structure of pipe joint |
| CN101784831A (en) * | 2007-09-11 | 2010-07-21 | 大金工业株式会社 | Duplex pipe fitting, exclusive tool for the duplex pipe fitting, refrigeration system employing the duplex pipe fitting, and separation type air conditioner |
| CN202834522U (en) * | 2012-07-18 | 2013-03-27 | 上海汽车空调配件有限公司 | Cooling system sealing connector |
-
2012
- 2012-07-18 CN CN201210248521.XA patent/CN103574206A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01199087A (en) * | 1988-02-03 | 1989-08-10 | Sekisui Chem Co Ltd | Pipe fitting |
| JPH07180787A (en) * | 1993-12-24 | 1995-07-18 | Michihiro Fujiwara | Seal structure in connection part of tubular member |
| JP2003247679A (en) * | 2002-02-27 | 2003-09-05 | Kawanishi Suido Kiki:Kk | Seal structure of pipe joint |
| CN101784831A (en) * | 2007-09-11 | 2010-07-21 | 大金工业株式会社 | Duplex pipe fitting, exclusive tool for the duplex pipe fitting, refrigeration system employing the duplex pipe fitting, and separation type air conditioner |
| CN202834522U (en) * | 2012-07-18 | 2013-03-27 | 上海汽车空调配件有限公司 | Cooling system sealing connector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561644A (en) * | 2018-06-27 | 2018-09-21 | 上海众源燃油分配器制造有限公司 | A kind of high-pressure air conditioner pipe pressing plate for sealing structure |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140212 |