CN205225539U - Filter casing convenient to it is external - Google Patents
Filter casing convenient to it is external Download PDFInfo
- Publication number
- CN205225539U CN205225539U CN201521091398.0U CN201521091398U CN205225539U CN 205225539 U CN205225539 U CN 205225539U CN 201521091398 U CN201521091398 U CN 201521091398U CN 205225539 U CN205225539 U CN 205225539U
- Authority
- CN
- China
- Prior art keywords
- shell
- connector drum
- wall
- end cap
- mounting hole
- 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.)
- Expired - Fee Related
Links
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a filter casing convenient to it is external, which comprises an outer shell, end cover and the filter chamber that constitutes by shell and end cover, shell one end is connected with the end cover, the shell other end is equipped with the oil -out, be equipped with the oil inlet on the end cover, oil inlet and oil -out are connected with advancing oil pipe and going out oil pipe of drainage respectively, it includes the terminal body of being connected with add -in pipeline to advance oil pipe, the terminal body is equipped with the mounting hole, be equipped with connection tube in this mounting hole, this connection tube's hole and filter chamber UNICOM, connection tube passes through radial edge and terminal body mounting hole inner wall rigid coupling towards the one end of filter chamber, connection tube's outer wall is equipped with the external screw thread, it includes the body to go out oil pipe, the body includes link and nose end, the link of body is connected with respective end cover or shell bottom respectively, the body periphery has the expansion wall, it is fixed through interlock of each other between end cover and the housing opening end. Connecting portion have been solved firmly and the problem that easily drops to this filter casing.
Description
Technical field
The utility model relates to the technical field of filter case, is especially a kind ofly convenient to external filter case.
Background technique
The major function of fuel filter is the impurity in filtering fuel oil.During engine operation, fuel oil, under the effect of petrol pump, enters in filter cleaner through oil inlet pipe, after the element kit in filter cleaner filters, is flowed out by oil outlet tube.Fuel filter of the prior art, it comprises shell, shell is provided with end cap along one end of its axis, the other end is provided with oil outlet, end cap offers filler opening, between filler opening and oil outlet, is provided with filtering cavity, in filtering cavity, be provided with element kit, filler opening place and oil outlet place are respectively equipped with oil inlet pipe and the oil outlet tube of drainage, to facilitate the connection of itself and automobile interior exterior portion parts; By being welded to connect between the outer circumferential face of oil inlet pipe and filler opening; The outer circumferential face of oil outlet tube and the oil outlet of end cap are by being welded to connect.But due to the filter case of said structure, when the oil inlet pipe of its end cap and outer casing bottom and oil outlet tube external pipe, connect loosely, easily come off, and be generally between end cap and shell and be simply fastened, revealing, easily appear in its poor sealing performance.
Model utility content
In order to overcome the deficiencies in the prior art, the utility model provides a kind ofly is convenient to external filter case, and this filter case solves joint firmly and be easy to the problem that comes off.
To achieve these goals, the technical solution adopted in the utility model is: be a kind ofly convenient to external filter case, comprise shell, end cap and the filtering cavity be made up of shell and end cap, shell one end is connected with end cap, the shell the other end is provided with oil outlet, end cap is provided with filler opening, filler opening and oil outlet are connected to oil inlet pipe and the oil outlet tube of drainage, it is characterized in that: described oil inlet pipe comprises the terminal body be connected with external pipe, terminal body is provided with mounting hole, connector drum is provided with in this mounting hole, the endoporus of this connector drum and filtering cavity UNICOM, connector drum towards filtering cavity one end by radial edges and terminal body mounting hole inwall affixed, the outer wall of described connector drum is provided with outside thread, described oil outlet tube comprises body, body comprises connecting end and nose end, the connecting end of body is connected with respective end cap or outer casing bottom respectively, described body periphery has enlarged wall, by engaged fixing between described end cap and shell aperture end.
As further setting of the present utility model, described enlarged wall has partial sphere profile, and this enlarged wall is provided with a circle snap ring.
As further setting of the present utility model, the bore of described connector drum is inwardly increased progressively gradually by its outer end, the fillet of screw diameter being arranged at this connector drum outer wall is also inwardly increased progressively gradually by its outer end, the isometrical setting in endoporus aperture of this connector drum, described connector drum outer wall is that cascade increases diameter step by step, and the fillet of screw on every step is isometrical setting then.
As further setting of the present utility model, described shell is the tube structure of open top and bottom lock, the edge of opening of this cylindrical shell has extended radially outward along limit, this forms interior crimping along limit free end, the edge of described end cap is extended with the shade covered at outside cartridge openings end towards cartridge openings end, this shade free end extends towards cartridge openings end and againsts the outer crimping that outer crimping winding is formed and outer crimping is engaged.
As further setting of the present utility model, described interior crimping by along limit free end successively outwardly facing upper outwards and be bent downwardly coiling and molding, described outer crimping is by shade free end successively brake forming inwardly down outwardly.
Adopt such scheme, the oil inlet pipe of the utility model filler opening has double layer construction, its terminal body is connected with end cap, terminal body inside is provided with connector drum structure, between this connector drum outer wall and terminal body inwall, there is annular space, can insert for external pipe, to be sheathed on after in the mounting hole of external pipe inserted terminals body in connector drum and to be threaded connection with connector drum outer wall, this connector drum outer wall is that cascade increases diameter step by step, the fillet of screw on every step is isometrical setting then, make it can adapt to the large small-bore external pipe of multiple difference, connector drum is extended with radial along limit towards one end mouth of pipe of filtering cavity, this radial direction has certain thickness along limit, make between itself and terminal body, to form firmly annexation, this radial direction also has the end stretching into filtering cavity along limit simultaneously, radial direction is provided with draw-in groove along avris wall, be arranged in filler opening or oil outlet place, radial stretch into end abutment in filtering cavity along limit on filler opening inwall and by being welded and fixed, formation is connected firmly, the better mounting structure of sealability, the body of oil outlet tube realizes close-connected matching relationship by outer expanding wall and snap ring and external pipe, and external pipe is sheathed on oil outlet tube body and realizes close-fitting by outer expanding wall, plays screens effect, is connected firmly, difficult drop-off in snap ring place, by the mode of the coated occlusion of inside and outside crimping between end cap and shell aperture end, be fixedly connected with, its connectivity robustness is better.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model specific embodiment surface structure schematic diagram;
Accompanying drawing 2 is the structure sectional view at the utility model specific embodiment oil inlet pipe place;
Accompanying drawing 3 is the enlarged view of the local A of the utility model specific embodiment accompanying drawing 2;
Shell 1, along limit 11, interior crimping 12, end cap 2, shade 21, outer crimping 22, filtering cavity 3, oil inlet pipe 4, terminal body 41, mounting hole 411, connector drum 42, end 421, draw-in groove 422, outside thread 423, oil outlet tube 5, body 51, connecting end 511, nose end 512, enlarged wall 513, snap ring 514.
Embodiment
Specific embodiment of the utility model is be convenient to external filter case as Figure 1-3, comprise shell 1, end cap 2 and the filtering cavity 3 be made up of shell 1 and end cap 2, shell 1 one end is connected with end cap 2, shell 1 the other end is provided with oil outlet, end cap 2 is provided with filler opening, filler opening and oil outlet are connected to oil inlet pipe 4 and the oil outlet tube 5 of drainage, oil inlet pipe 4 comprises the terminal body 41 be connected with external pipe, terminal body 41 is provided with mounting hole 411, connector drum 42 is provided with in this mounting hole 411, the endoporus of this connector drum 42 and filtering cavity 3 UNICOM, connector drum 42 towards filtering cavity 3 one end by radial edges and terminal body 41 mounting hole 411 inwall affixed, the outer wall of connector drum 42 is provided with outside thread 423, oil outlet tube 5 comprises body 51, body 51 comprises connecting end 511 and nose end 512, the connecting end 511 of body 51 is connected respectively with bottom respective end cap 2 or shell 1, body 51 periphery has enlarged wall 513, by engaged fixing between end cap 2 and shell 1 opening end.
Above-mentioned enlarged wall 513 has partial sphere profile, and this enlarged wall 513 is provided with a circle snap ring 514.
The bore of above-mentioned connector drum 42 is inwardly increased progressively gradually by its outer end, the fillet of screw diameter being arranged at this connector drum 42 outer wall is also inwardly increased progressively gradually by its outer end, the isometrical setting in endoporus aperture of this connector drum 42, connector drum 42 outer wall is that cascade increases diameter step by step, and the fillet of screw on every step is isometrical setting then.
Above-mentioned shell 1 is the tube structure of open top and bottom lock, the edge of opening of this cylindrical shell has extended radially outward along limit 11, this forms interior crimping 12 along limit 11 free end, the edge of end cap 2 is extended with the shade 21 covered at outside cartridge openings end towards cartridge openings end, this shade 21 free end extends towards cartridge openings end and againsts the outer crimping 22 that outer crimping 22 winding is formed and outer crimping 22 is engaged.
Above-mentioned interior crimping 12 by along limit 11 free end successively outwardly facing upper outwards and be bent downwardly coiling and molding, outer crimping 22 is by shade 21 free end successively brake forming inwardly down outwardly.
In the utility model, the oil inlet pipe 4 of filler opening has double layer construction, its terminal body 41 is connected with end cap 2, terminal body 41 inside is provided with connector drum 42 structure, between this connector drum 42 outer wall and terminal body 41 inwall, there is annular space, can insert for external pipe, to be sheathed on after in the mounting hole 411 of external pipe inserted terminals body 41 in connector drum 42 and to be threaded connection with connector drum 42 outer wall, this connector drum 42 outer wall is that cascade increases diameter step by step, the fillet of screw on every step is isometrical setting then, make it can adapt to the large small-bore external pipe of multiple difference, connector drum 42 is extended with radial along limit towards one end mouth of pipe of filtering cavity 3, this radial direction has certain thickness along limit, make to form firmly annexation between itself and terminal body 41, this radial direction also has the end 421 stretching into filtering cavity 3 along limit simultaneously, radial direction is provided with draw-in groove 422 along avris wall, be arranged in filler opening or oil outlet place, it is radial that along limit, the end 421 stretched in filtering cavity 3 to be connected on filler opening inwall and by being welded and fixed, formation is connected firmly, the better mounting structure of sealability, the body 51 of oil outlet tube 5 realizes close-connected matching relationship by outer expanding wall and snap ring 514 with external pipe, external pipe is sheathed on oil outlet tube 5 body 51 and realizes close-fitting by outer expanding wall, in snap ring 514, screens effect is played at place, is connected firmly, difficult drop-off, by the mode of the coated occlusion of inside and outside crimping 22 between end cap 2 and shell 1 opening end, be fixedly connected with, its connectivity robustness is better.
The utility model is not limited to above-mentioned embodiment; persons skilled in the art are content disclosed in the utility model; other multiple embodiments can be adopted to implement of the present utility model; or every employing project organization of the present utility model and thinking; do simple change or change, all fall into protection domain of the present utility model.
Claims (5)
1. be convenient to external filter case for one kind, comprise shell, end cap and the filtering cavity be made up of shell and end cap, shell one end is connected with end cap, the shell the other end is provided with oil outlet, end cap is provided with filler opening, filler opening and oil outlet are connected to oil inlet pipe and the oil outlet tube of drainage, it is characterized in that: described oil inlet pipe comprises the terminal body be connected with external pipe, terminal body is provided with mounting hole, connector drum is provided with in this mounting hole, the endoporus of this connector drum and filtering cavity UNICOM, connector drum towards filtering cavity one end by radial edges and terminal body mounting hole inwall affixed, the outer wall of described connector drum is provided with outside thread, described oil outlet tube comprises body, body comprises connecting end and nose end, the connecting end of body is connected with respective end cap or outer casing bottom respectively, described body periphery has enlarged wall, by engaged fixing between described end cap and shell aperture end.
2. be according to claim 1ly convenient to external filter case, it is characterized in that: described enlarged wall has partial sphere profile, this enlarged wall is provided with a circle snap ring.
3. be according to claim 2ly convenient to external filter case, it is characterized in that: the bore of described connector drum is inwardly increased progressively gradually by its outer end, the fillet of screw diameter being arranged at this connector drum outer wall is also inwardly increased progressively gradually by its outer end, the isometrical setting in endoporus aperture of this connector drum, described connector drum outer wall is that cascade increases diameter step by step, and the fillet of screw on every step is isometrical setting then.
4. be according to claim 3ly convenient to external filter case, it is characterized in that: described shell is the tube structure of open top and bottom lock, the edge of opening of this cylindrical shell has extended radially outward along limit, this forms interior crimping along limit free end, the edge of described end cap is extended with the shade covered at outside cartridge openings end towards cartridge openings end, this shade free end extends towards cartridge openings end and againsts the outer crimping that outer crimping winding is formed and outer crimping is engaged.
5. be according to claim 4ly convenient to external filter case, it is characterized in that: described interior crimping by along limit free end successively outwardly facing upper outwards and be bent downwardly coiling and molding, described outer crimping is by shade free end successively brake forming inwardly down outwardly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521091398.0U CN205225539U (en) | 2015-12-23 | 2015-12-23 | Filter casing convenient to it is external |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521091398.0U CN205225539U (en) | 2015-12-23 | 2015-12-23 | Filter casing convenient to it is external |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205225539U true CN205225539U (en) | 2016-05-11 |
Family
ID=55900609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521091398.0U Expired - Fee Related CN205225539U (en) | 2015-12-23 | 2015-12-23 | Filter casing convenient to it is external |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205225539U (en) |
-
2015
- 2015-12-23 CN CN201521091398.0U patent/CN205225539U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207483476U (en) | Element kit, composite filter element device and purifier | |
| CN205646199U (en) | Connector shell and reliable connection structure of cable shield layer | |
| CN205225539U (en) | Filter casing convenient to it is external | |
| CN206965302U (en) | Can dismantle filter core, filter element group spare and purifier | |
| CN211563375U (en) | Bathing shower nozzle with micro-nano bubble generating device | |
| CN205225538U (en) | Filter casing with connecting terminal | |
| CN203742865U (en) | Fuel oil filter | |
| CN205225535U (en) | Firm in connection's filter casing | |
| CN208595240U (en) | Faucet assembly, sprayer assembly and tap | |
| CN208252055U (en) | A kind of clean type tubing coupling component | |
| CN204785186U (en) | Strenghthened type pipeline seal structure | |
| CN212982501U (en) | Front domestic water purifier | |
| CN202719312U (en) | Filter element quick connection structure | |
| CN204942554U (en) | A kind of dog valve | |
| CN103982656A (en) | Sealing ring and valve assembly using sealing ring | |
| CN204003204U (en) | A kind of diesel-oil filter | |
| CN208951460U (en) | A kind of connecting tube facilitating installation | |
| CN208431045U (en) | A kind of oil filter body | |
| CN205225536U (en) | Filter shell | |
| CN203940215U (en) | A kind of oil filter | |
| CN205370815U (en) | Filter casing convenient to connecting tube | |
| CN204458148U (en) | The shell of gasoline filter and end cap linkage structure | |
| CN205680530U (en) | A kind of transformer breather sealing installation structure | |
| CN207514259U (en) | A kind of sealing structure of water tank | |
| CN205225537U (en) | But filter casing of high -speed joint outer tube |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20161223 |