CN205079508U - Dry reservoir that filters of vehicle air conditioner - Google Patents
Dry reservoir that filters of vehicle air conditioner Download PDFInfo
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- CN205079508U CN205079508U CN201520872553.6U CN201520872553U CN205079508U CN 205079508 U CN205079508 U CN 205079508U CN 201520872553 U CN201520872553 U CN 201520872553U CN 205079508 U CN205079508 U CN 205079508U
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Abstract
The utility model provides a dry reservoir that filters of vehicle air conditioner, belongs to automobile air -conditioning part technical field. The utility model discloses the barrel seals for the rear end, front end open -ended pipe fitting, the barrel divide into near the refrigerant section of holding of blind end in the axial and is close to the end cap construction section of open end, the bagged desiccant holding is in the inner chamber of the barrel refrigerant section of holding, end cap subassembly fixed mounting is in the inner chamber of barrel end cap construction section, the external diameter of barrel is unified, the internal diameter of barrel end cap construction section is less than the internal diameter of the refrigerant section of holding, and barrel section of thick bamboo wall formula as an organic whole, the barrel section of thick bamboo wall thickness of end cap construction section is greater than the barrel section of thick bamboo wall of the refrigerant section of holding, set up import and the export in axial interval setting on the section of thick bamboo wall of the barrel refrigerant section of holding front end, the filter is installed and will in the end cap subassembly the import separate with the export, in that to guarantee to have realized that barrel body backend seals with the barrel external diameter in advance under the wall thickness condition that the processing internal thread required unified.
Description
Technical field
The utility model belongs to air conditioning for automobiles component technology field, especially relevant with a kind of air conditioning for automobiles drying and filtering reservoir.
Background technology
In automotive air-conditioning system, reservoir is the significant components be connected in series with condenser.Reservoir mainly comprises cylindrical shell and the dry bag be arranged in cylindrical shell and sealing filter assemblies, and cylindrical shell adopts elongated shape pipe fitting to make, and cylindrical shell and condenser collector tube are welded and fixed by continuous tunnel furnace high temperature brazing.Cylindrical shell one end sidepiece arranges the import and outlet that are used for being connected with condenser collector tube, and cylindrical shell is airtight.
The sealing of existing car air conditioner liquid storage cylindrical shell adopts the fixing welding in rear end end cap, front end arranges threaded engagement seal plug and realizes.Need at solder side full-filling solder flux and scaling powder during end cap welding, scaling powder has corrosivity and ageing, but operate to not make the high-temperature soldering of cylindrical shell and condenser collector tube the solder joint destroying end cap and cylindrical shell, need the welding operation of two places to carry out simultaneously, so the manufacturing time of reservoir and reservoir condenser be equipped with the time interval can not be oversize, the manufacture of reservoir is caused to be subject to time restriction, easily occur solder flux lost efficacy or cylindrical shell be corroded damage phenomenon, cause waste of material, cost increases.
For when preventing high-temperature soldering, cylindrical shell arranges the end sections roundness deformation of internal thread, require that this end pipe wall thickness is at least at 1.5 ㎜.The internal diameter of the sealing station that cylindrical shell coordinates with the O-ring seals in sealing filter assemblies should be slightly less than the external diameter of O-ring seals, and sealing position is positioned at inside internal thread, sealing station is assembled to for making O-ring seals, prevent O-ring seals from being cut by screw thread spike and losing efficacy simultaneously, the internal diameter of internal thread must be greater than the external diameter of O-ring seals, so just cause cylindrical shell tube wall entirety thicker, thus make that cylinder material cost is higher, piece weight is heavier, be unfavorable for automotive light weight technology trend.
Application number be 201020002051.5 utility model patent disclose a kind of supercooling type drying and filtering reservoir, its tube structure adopts front-end port enlarging to be configured as expansion mouth, expansion mouth tapping forms internal thread, the fixing welding in rear end end cap, under ensureing the prerequisite that the necessary wall thickness in barrel front end portion and sealing ring are not cut by screw thread, reduce the wall thickness of cylindrical shell.But the external diameter of expansion mouth is larger than cylindrical shell main part, make cylindrical shell external diameter inconsistent on the whole, because the structure of each vehicle is different, causing reservoir likely to produce constructive interference when using with condenser is equipped, reducing the scope of application of reservoir.
Utility model content
The purpose of this utility model is intended to solve existing air conditioning for automobiles device for drying and filtering barrel body end cover welding manufacture and there is corrosivity and ageing, the higher defect that maybe may produce constructive interference of cylinder material cost, provide a kind of cylindrical shell wall thickness rationally, manufacture not by influence of time effect and the air conditioning for automobiles drying and filtering reservoir of good airproof performance.
For this reason, the utility model is by the following technical solutions: a kind of air conditioning for automobiles drying and filtering reservoir, comprise cylindrical shell, plug component, filter and bagged dryer, cylindrical shell is back-end closure, the pipe fitting of front opening, cylindrical shell is divided into the cold-producing medium accommodating section near blind end and the plug construction section near openend in the axial direction, bagged dryer is placed in the inner chamber of cylindrical shell cold-producing medium accommodating section, plug component is fixedly installed in the inner chamber of cylindrical shell plug construction section, it is characterized in that, the external diameter of described cylindrical shell is unified, the internal diameter of cylindrical shell plug construction section is less than the internal diameter of cold-producing medium accommodating section, and cylindrical shell barrel is integral type, the cylindrical shell wall thickness of plug construction section is made to be greater than the cylindrical shell barrel of cold-producing medium accommodating section, the barrel of cylindrical shell cold-producing medium accommodating section front end offers the import for being communicated with condenser collector tube and outlet, import and outlet are upwards arranged at interval in drum shaft, described filter is installed on plug component and described import and outlet is separated.
Cylinder back-end is closed by the end cap of the direct necking forming of cylindrical shell barrel.
Described plug component comprises plug seat and seal plug, plug seat is arranged the fixed structure that can be fixed on described cylindrical shell, seal plug by axial limiting but can circumference rotate mode be arranged on plug seat, seal plug is arranged and can form with cylinder lumen wall the hermetically-sealed construction sealed.
Further, described fixed structure is be arranged at the external screw thread on plug seat outer peripheral face, and described cylindrical shell plug construction section offers corresponding internal thread on the internal chamber wall of side, openend, and plug seat and cylindrical shell form threaded engagement and be connected.
Further, described hermetically-sealed construction is the annular groove be opened on seal plug outer peripheral face and the sealing ring be set in annular groove, the internal chamber wall of described cylindrical shell plug construction section and seal plug corresponding part is the smooth straight barrel type internal chamber wall being undertaken in internal thread, sealing ring is close proximity to cylindrical shell plug construction section internal chamber wall, by rotating plug seat, plug seat can be made to move axially relative to cylindrical shell, promote seal plug and be moved to position in non-rotary situation, avoid damaging sealing ring.
Described filter comprises bracing frame and screen pack, bracing frame comprises the installation portion that external diameter is less than described sealing ring, separating part and support portion, support portion connects in the axial direction and is supported between installation portion and separating part, separating part is provided with central through hole and the circular flange of the radial elastic sheet turned up, flange external diameter is not more than described sealing ring external diameter, screen pack is installed on support portion and surrounds tubular, cylindrical filter sieve external diameter is less than separating part, described screen pack and separating part play the effect of separating described import and outlet, cold-producing medium enters cylinder lumen from import, drying agent is dry, and net filtration after filtration, flow out from outlet.
Described cylinder body outer wall is provided with the boss being equipped with condenser and being connected, and boss front end surface position is upwards no more than the rear end of described cylindrical shell plug construction section internal chamber wall in drum shaft, described import and outlet through boss and cylinder lumen through.
The inner chamber front end of described cylindrical shell cold-producing medium accommodating section is fixedly installed cartridge seal cover, the internal chamber wall close-fitting of sealing shroud outer wall and cold-producing medium accommodating section, sealing shroud arranged with described import and export two corresponding through holes, the flange of described separating part and sealing shroud inwall close-fitting, ensure that cold-producing medium can all flow out from outlet after filter screen filtration.
Described seal plug end face arranges inserting groove, inserting groove sidewall becomes concave cambered surface, the installation portion of support frame as described above is provided with the plug of protrusion, plug outer peripheral face becomes the raised type cambered surface corresponding with described inserting groove sidewall, plug is arranged the axial slits that at least twice become to intersect, make plug can radial contraction thus enter inserting groove when plug-in mounting.
The manufacture method of above-mentioned cylindrical shell, it is characterized in that the matrix adopting the isometrical pipe fitting section bar of both ends open as cylindrical shell, pipe fitting section bar outer wall is provided with the axial strip boss be connected with condenser, pipe fitting section bar two ends are removed boss and are formed cylindrical duct, in two steps cylindrical shell is processed to form to pipe fitting section bar, the first step is the plug construction section processing of barrel front end, and second step is the closed processing of cylinder back-end, in a first step, use to have and with the fixture of barrel outer surface correspondingly-shaped die cavity, pipe fitting front end is fixedly clamped, the external diameter of pipe fitting is limited, push rod is inserted in pipe fitting section bar inner chamber, the external diameter sealing shroud suitable with pipe fitting section bar internal diameter is shored in push rod front end, sealing shroud front end surface position is no more than the front end face of described boss in the axial direction, cold-heading die head is used to carry out room temperature upsetting pressure to the front end surface of pipe fitting section bar, cold-heading die head is divided into stem stem and upsetting pressure post two parts in the axial direction, upsetting pressure column diameter is suitable with tube outer diameter, stem stem diameter is less than pipe fitting internal diameter, pipe fitting section bar front end wall thickness is radially-inwardly increased, and by sealing shroud front end face to increase wall thickness axial limiting, finally process the mounting structure for installing plug component, form plug construction section.
In the described first step, use four cold-heading die heads respectively to carry out a upsetting pressure to the front end surface of pipe fitting section bar, the stem stem diameter of four cold-heading die heads reduces successively.
In described second step, spinning machine is used to carry out spinning reducing to end, pipe fitting section bar rear end, pipe fitting section bar clamps rear drive by spinning machine and rotates, pinch roller is pressed against radial and axial interpolation feeding on the cylindrical duct outer wall of end, pipe fitting section bar rear end, spinning is to ends contact, and the end cap that direct forming and matrix are connected as a single entity, then welds end contact point, ends contact point is fused close, strengthen intensity and the sealing of end cap.
In described second step, complete after described contact point is welded, polishing process is carried out to described end cap, during polishing process, first end cap is heated, make it soften, then use a backform to penetrate cylinder lumen and end cap is shored, use the pressing mold with the smooth die cavity consistent with end cap profile to be pressed against end cap, make end cap uniform wall thickness and smooth outer surface.
The utility model can reach following beneficial effect: adopt and carry out cold-heading to the pipe fitting section bar front end for the manufacture of cylindrical shell, the manufacture method of rear end spinning reducing direct forming end cap, make front end and radially-inwardly increase wall thickness as blocking piece plug construction section, the cylindrical shell such as external diameter such as grade of back-end closure, ensureing that achieving cylinder back-end under the wall thickness condition that machining internal thread requires closes and the unification of cylindrical shell external diameter in advance, avoid time delay welded closure solder flux and scaling powder to lose efficacy to the corrosion damage of cylindrical shell base material and solder flux, and the constructive interference avoided when cylindrical shell is equipped with use, save cost, ensure that the quality of cylindrical shell.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.
As shown in Figure 1 and Figure 2, the utility model comprises cylindrical shell, plug component, filter 9 and bagged dryer 6, and cylindrical shell is the pipe fitting of back-end closure, front opening, and cylinder back-end is closed by the end cap 1 of the direct necking forming of cylindrical shell barrel.Cylindrical shell is divided into the cold-producing medium accommodating section near blind end and the plug construction section near openend in the axial direction, bagged dryer 6 is placed in the inner chamber of cylindrical shell cold-producing medium accommodating section, the internal diameter of described cylindrical shell plug construction section is less than the internal diameter of cold-producing medium accommodating section, and cylindrical shell barrel is integral type, make the cylindrical shell wall thickness of plug construction section be greater than the cylindrical shell barrel of cold-producing medium accommodating section, the external diameter of cylindrical shell is unified.Cylinder body outer wall is provided with the boss 3 being equipped with condenser and being connected, the barrel of cylindrical shell cold-producing medium accommodating section front end offer the import 2 for being communicated with condenser collector tube and export 4, import 2 and outlet 4 are upwards arranged at interval in drum shaft, import 2 and outlet 4 all pass boss and cylinder lumen is through, and the front end surface position exporting the boss at 4 places is upwards no more than the rear end of described cylindrical shell plug construction section internal chamber wall in drum shaft.
Described cylindrical shell plug construction section offers internal thread on the internal chamber wall of side, openend, described plug component comprises plug seat 5 and seal plug 8, plug seat 5 outer peripheral face is arranged the fixed structure that the external screw thread corresponding with described internal thread is fixedly connected with as described cylindrical shell, plug seat 5 and cylindrical shell form threaded engagement and are connected and fixed.Plug seat 5 is provided with axial mounting groove, installation through hole is provided with bottom mounting groove, seal plug 8 one end is provided with protruding installation portion, and installation portion is provided with draw-in groove, and installation portion is through described installation through hole, draw-in groove position is made to enter described mounting groove, clamp jump ring in draw-in groove, axial limiting is carried out to seal plug, make seal plug 8 by axial limiting but can circumferential mode of rotating be arranged on plug seat 5, installation portion top riveting flange, carries out enhancing to jump ring spacing.Seal plug 8 outer peripheral face offers annular groove, sealing ring 7 is arranged with in annular groove, the internal chamber wall of cylindrical shell plug construction section and seal plug corresponding part is the smooth straight barrel type internal chamber wall being undertaken in internal thread, sealing ring 7 is close proximity to cylindrical shell plug construction section internal chamber wall and forms hermetically-sealed construction, by rotating plug seat, plug seat can be made to move axially relative to cylindrical shell, promote seal plug and be moved to position in non-rotary situation, avoid damaging sealing ring.
Seal plug 8 end face arranges inserting groove, and inserting groove sidewall becomes concave cambered surface.Filter 9 comprises bracing frame and screen pack, bracing frame comprises external diameter and is less than the installation portion of described sealing ring 7, separating part and support portion, support portion connects in the axial direction and is supported between installation portion and separating part, separating part is provided with central through hole and the circular flange of the radial elastic sheet turned up, flange external diameter is not more than described sealing ring external diameter, screen pack is installed on support portion and surrounds tubular, and cylindrical filter sieve external diameter is less than separating part; The installation portion of support frame as described above is provided with the plug of protrusion, plug outer peripheral face becomes the raised type cambered surface corresponding with described inserting groove sidewall, plug is arranged the axial slits that twice become to intersect, make plug can radial contraction thus enter inserting groove when plug-in mounting, filter 9 inserts inserting groove by plug and is installed on seal plug 8.The inner chamber front end of described cylindrical shell cold-producing medium accommodating section is fixedly installed cartridge seal cover 10, the internal chamber wall close-fitting of sealing shroud outer wall and cold-producing medium accommodating section, sealing shroud 10 arranged with described import 2 and export 4 two corresponding through holes, described screen pack and separating part play the effect of separating described import 2 and outlet 4, the flange of described separating part and sealing shroud inwall close-fitting, cold-producing medium enters cylinder lumen from import, and drying agent is dry, and net filtration after filtration, flow out from outlet.
During the manufacture of cylindrical shell of the present utility model, adopt the matrix of isometrical pipe fitting section bar as cylindrical shell of both ends open, pipe fitting section bar outer wall is provided with the axial strip boss be connected with condenser, pipe fitting section bar two ends are removed boss and are formed cylindrical duct, in two steps cylindrical shell is processed to form to pipe fitting section bar, the first step is the plug construction section processing of barrel front end, and second step is the closed processing of cylinder back-end.In a first step, use to have and with the fixture of barrel outer surface correspondingly-shaped die cavity, pipe fitting front end is fixedly clamped, the external diameter of pipe fitting is limited, push rod is inserted in pipe fitting section bar inner chamber, the external diameter sealing shroud suitable with pipe fitting section bar internal diameter is shored in push rod front end, sealing shroud front end surface position is no more than the front end face of described boss in the axial direction, four cold-heading die heads are used respectively to carry out a room temperature upsetting pressure to the front end surface of pipe fitting section bar, cold-heading die head is divided into stem stem and upsetting pressure post two parts in the axial direction, upsetting pressure column diameter is suitable with tube outer diameter, stem stem diameter is less than pipe fitting internal diameter and the stem stem diameter of four cold-heading die heads reduces successively, pipe fitting section bar front end wall thickness is radially-inwardly increased, and by sealing shroud front end face to increase wall thickness axial limiting, finally process the internal thread for installing plug seat, form plug construction section.
In described second step, spinning machine is used to carry out spinning reducing to end, pipe fitting section bar rear end, pipe fitting section bar clamps rear drive by spinning machine and rotates, pinch roller is pressed against radial and axial interpolation feeding on the cylindrical duct outer wall of end, pipe fitting section bar rear end, spinning is to ends contact, and the end cap that direct forming and matrix are connected as a single entity, then welds end contact point, ends contact point is fused close, strengthen intensity and the sealing of end cap.Complete after described contact point is welded, polishing process is carried out to described end cap, during polishing process, first end cap is heated, make it soften, then use a backform to penetrate cylinder lumen to shore end cap, use the pressing mold with the smooth die cavity consistent with end cap profile to be pressed against end cap, make end cap uniform wall thickness and smooth outer surface.
Claims (9)
1. an air conditioning for automobiles drying and filtering reservoir, comprise cylindrical shell, plug component, filter and bagged dryer, cylindrical shell is back-end closure, the pipe fitting of front opening, cylindrical shell is divided into the cold-producing medium accommodating section near blind end and the plug construction section near openend in the axial direction, bagged dryer is placed in the inner chamber of cylindrical shell cold-producing medium accommodating section, plug component is fixedly installed in the inner chamber of cylindrical shell plug construction section, it is characterized in that: the external diameter of described cylindrical shell is unified, the internal diameter of cylindrical shell plug construction section is less than the internal diameter of cold-producing medium accommodating section, and cylindrical shell barrel is integral type, the cylindrical shell wall thickness of plug construction section is made to be greater than the cylindrical shell barrel of cold-producing medium accommodating section, the barrel of cylindrical shell cold-producing medium accommodating section front end offers the import for being communicated with condenser collector tube and outlet, import and outlet are upwards arranged at interval in drum shaft, described filter is installed on plug component and described import and outlet is separated.
2. a kind of air conditioning for automobiles drying and filtering reservoir according to claim 1, is characterized in that: the rear end of described cylindrical shell is closed by the end cap of the direct necking forming of cylindrical shell barrel.
3. a kind of air conditioning for automobiles drying and filtering reservoir according to claim 1 and 2, it is characterized in that: described plug component comprises plug seat and seal plug, plug seat is arranged the fixed structure that can be fixed on described cylindrical shell, seal plug by axial limiting but can circumference rotate mode be arranged on plug seat, seal plug is arranged and can form with cylinder lumen wall the hermetically-sealed construction sealed.
4. a kind of air conditioning for automobiles drying and filtering reservoir according to claim 3, it is characterized in that: described fixed structure is be arranged at the external screw thread on plug seat outer peripheral face, described cylindrical shell plug construction section offers corresponding internal thread on the internal chamber wall of side, openend, and plug seat and cylindrical shell form threaded engagement and be connected.
5. a kind of air conditioning for automobiles drying and filtering reservoir according to claim 4, it is characterized in that: described hermetically-sealed construction is the annular groove be opened on seal plug outer peripheral face and the sealing ring be set in annular groove, the internal chamber wall of described cylindrical shell plug construction section and seal plug corresponding part is the smooth straight barrel type internal chamber wall being undertaken in internal thread, and sealing ring is close proximity to cylindrical shell plug construction section internal chamber wall.
6. a kind of air conditioning for automobiles drying and filtering reservoir according to claim 5, it is characterized in that: described filter comprises bracing frame and screen pack, bracing frame comprises the installation portion that external diameter is less than described sealing ring, separating part and support portion, support portion connects in the axial direction and is supported between installation portion and separating part, separating part is provided with central through hole and the circular flange of the radial elastic sheet turned up, flange external diameter is not more than described sealing ring external diameter, screen pack is installed on support portion and surrounds tubular, cylindrical filter sieve external diameter is less than separating part, described screen pack and partitioned portion are every described import and outlet.
7. a kind of air conditioning for automobiles drying and filtering reservoir according to claim 6, it is characterized in that: described cylinder body outer wall is provided with the boss being equipped with condenser and being connected, boss front end surface position is upwards no more than the rear end of described cylindrical shell plug construction section internal chamber wall in drum shaft, described import and outlet through boss and cylinder lumen through.
8. a kind of air conditioning for automobiles drying and filtering reservoir according to claim 7, it is characterized in that: the inner chamber front end of described cylindrical shell cold-producing medium accommodating section is fixedly installed cartridge seal cover, the internal chamber wall close-fitting of sealing shroud outer wall and cold-producing medium accommodating section, sealing shroud arranged with described import and export two corresponding through holes, the flange of described separating part and sealing shroud inwall close-fitting.
9. a kind of air conditioning for automobiles drying and filtering reservoir according to claim 8, it is characterized in that: described seal plug end face arranges inserting groove, inserting groove sidewall becomes concave cambered surface, the installation portion of support frame as described above is provided with the plug of protrusion, plug outer peripheral face becomes the raised type cambered surface corresponding with described inserting groove sidewall, plug is arranged the axial slits that at least twice become to intersect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520872553.6U CN205079508U (en) | 2015-11-04 | 2015-11-04 | Dry reservoir that filters of vehicle air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520872553.6U CN205079508U (en) | 2015-11-04 | 2015-11-04 | Dry reservoir that filters of vehicle air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN205079508U true CN205079508U (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520872553.6U Active CN205079508U (en) | 2015-11-04 | 2015-11-04 | Dry reservoir that filters of vehicle air conditioner |
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| Country | Link |
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| CN (1) | CN205079508U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258412A (en) * | 2015-11-04 | 2016-01-20 | 浙江新昌同一汽车部件有限公司 | Automobile air conditioner drying and filtering liquid storage device and manufacturing method of barrel of automobile air conditioner drying and filtering liquid storage device |
| CN109808440A (en) * | 2017-11-20 | 2019-05-28 | 浙江三花汽车零部件有限公司 | A kind of liquid reservoir and manufacturing method |
-
2015
- 2015-11-04 CN CN201520872553.6U patent/CN205079508U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258412A (en) * | 2015-11-04 | 2016-01-20 | 浙江新昌同一汽车部件有限公司 | Automobile air conditioner drying and filtering liquid storage device and manufacturing method of barrel of automobile air conditioner drying and filtering liquid storage device |
| CN105258412B (en) * | 2015-11-04 | 2018-02-23 | 浙江新昌同一汽车部件有限公司 | A kind of manufacture method of air conditioning for automobiles drying and filtering reservoir and its cylinder |
| CN109808440A (en) * | 2017-11-20 | 2019-05-28 | 浙江三花汽车零部件有限公司 | A kind of liquid reservoir and manufacturing method |
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