CN2581047Y

CN2581047Y - Filtering element with replaceable filtering element

Info

Publication number: CN2581047Y
Application number: CN 02289422
Authority: CN
Inventors: 高志男
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-12-02
Filing date: 2002-12-02
Publication date: 2003-10-22
Anticipated expiration: 2012-12-02

Abstract

The utility model relates to a filter core with a replaceable filter element, which belongs to the field of a filter. The utility model mainly solves the problem that the filter element (1) of the filter core in the filter is not changed in the way that the filter element (1), a sealed body (2) at the end corresponding to the filter element (1), and the corresponding guard net are made into independent parts which are independently replaced, and the utility model is also provided with a movable pressing positioning member, a bearing positioning assembly corresponding to the movable pressing positioning member, and a detachable positioning and mounting assembly for a filter core assembly which are matched with the filter element (1), the sealed body (2) and the guard net. The utility model has the advantage that when the filter needs to be replaced, only the filter element (1) needs to be replaced without integrally replacing the filter core assembly and the filter so as to save a large quantity of raw material and greatly reduce the use cost; besides, as to the traditional mounting structure of the filter, the utility model also has the advantages of no need of changes, high applicability, broad application and convenient, safe and reliable replacement.

Description

The filter core of interchangeable filter element

Technical field

The utility model belongs to the cleaner field, relates to a kind of filter core of interchangeable filter element.

Background technology

In motor vehicle and electromechanical equipment, great majority all need cleaner, and its effect is to required relevant flow media: air, lubricating oil, cooling fluid, fuel or the like filter, to guarantee total system reliability of operation and high life.With regard to the structure of existing cleaner, two classes are arranged substantially, but a class is a globality changes the filter core assembly type, the inside and outside protecting wire net and upper and lower gland and other annexes that comprise filter element, as most air filters, when needs are changed, only need globality to change filter core assembly, its housing is then reused, another kind of is the globality structure, as the oil filter of automobile, when needs were changed, then globality was changed cleaner, though to this type of through improving, see and apply for a patent 022568433, the total journey of renew cartridge more, but still undesirable; Weak point is: its filter element can not be changed separately, and the use cost height causes a large amount of waste of raw materials, and seriously polluted, is difficult for handling.

Summary of the invention

The technical problem that solves: the filter core that a kind of interchangeable filter element is provided, be different from ordinary meaning or structural filter core assembly, its filter element and corresponding end seal, in also can be related, outer protecting wire net exists with the form of individual components, and has an independent commutativity, and other annexes of filter core assembly: on, lower cover or the like can repeatedly use for a long time, therefore need not globality and change filter core assembly, more do not need globality to change cleaner, can save a large amount of raw material, significantly reduce use cost, with regard to the conventional mounting structure of cleaner, need not any change, adaptability is strong, wide application, and change conveniently, safe, reliably.

Technical scheme:

The filter core of interchangeable filter element, basic composition and structure with common filter core assembly, it is characterized in that: have the separately commutative filter element 1 that is individual components shape, have corresponding end seal 2 on it, also can related inside and outside protecting

wire net

3 and 4 or related outer protecting wire net 4 separately; Also has corresponding accessory kit in addition: comprise that being beneficial to the activity of changing filter element 1 compresses keeper and corresponding pressure-bearing positioning component and dismoutability filter core assembly location and installation assembly.

Beneficial effect: the filter core of interchangeable filter element, when cleaner need be changed, need not globality and change its filter core assembly, its commutative individual components---filter element 1 gets final product only to need replacing, can save a large amount of raw material, significantly reduce use cost, with regard to the conventional mounting structure of cleaner, need not any change, adaptability is strong, wide application, and replacing is convenient, safe, reliable.

Description of drawings

The structure of Fig. 1, filter element 1 is formed schematic diagram;

Fig. 2, by amplification Ia type schematic diagram shown in Figure 1;

Fig. 3, analyse and observe filter element 1 by A-A shown in Figure 2 and be the folded form schematic diagram;

Fig. 4, by amplification Ib type schematic diagram shown in Figure 1;

Fig. 5, cut by B-B shown in Figure 4 and to look filter element 1 and be the monolithic devices schematic diagram;

Fig. 6, the general assembly structure applications schematic diagram of (can have secondary filter core assembly 15 simultaneously) when being used to have the gas cleaner of fixed leg 5;

Fig. 7, the general assembly structure applications schematic diagram when being used for housing self-tightening type gas cleaner;

Fig. 8, the general assembly structure applications schematic diagram when being used for liquid filter;

The specific embodiment

Further explanation in detail in conjunction with the accompanying drawings; Arrow shows the media flow direction among the figure;

Shown in Fig. 1～5: end seal 2 can integratedly process with filter element 1; Protecting wire net 4 or related inside and outside protecting

wire net

3 and 4 time simultaneously outside related, end seal 2 also can all integratedly with it process; When having served as filter element part 1 for folded form, material therefor is generally thin special filtering paper, and through specially treated, when having served as filter element part 1 for monolithic devices, material therefor is thicker special filter plate.

As shown in Figure 6: when being used to the gas cleaner of fixed leg 5 is arranged, corresponding accessory kit and structure are as follows: have inner core 6, protecting wire net 3 in being equivalent to, and top cover 8, connect the dish 7, the three is supporting to be connected to one, also have bottom 9 closely to be fixed together with inner core 6 simultaneously with connecing dish 7, also have sealing gasket 10 by clamping screw 14 dismoutabilities, this filter core assembly by locknut 11 and fixed leg 5 location and installation on housing 12; Its filter element 1 and has outer protecting wire net 4 between inner core 6 outsides, top cover 8 and bottom 9.

The replacing method is: open case lid 13 earlier, unload locknut 11, globality is taken off filter core assembly easily, dismantle clamping screw 14 then, take off bottom 9, filter element 1 can take off simultaneously together with corresponding end seal 2 and outer protecting wire net 4 on it, changes new filter element 1, installs from new combination to get final product.

As shown in Figure 6: when being used to have secondary---when being safe filter core assembly 15, its accessory kit and structure are as follows: have inner core 16, protecting wire net 3 in being equivalent to, and the end, connect dish 17, the two supporting being connected to one, also have sealing gasket 19, this filter core assembly on housing 12, and is positioned at the inside of one-level filter core assembly by locknut 20 and fixed leg 5 location and installation; Its filter element 1 by " O " type termination locking card 18, is equivalent to hold seal 2, and sealed property is banded on the outer surface of inner core 16, and the secondary filter core does not generally need outer protecting wire net 4.

Secondary (safety) filter core assembly 15, also one-level filter core form roughly the same.

The replacing method is: open case lid 13 earlier, as previously mentioned, take off its outside earlier---be the one-level filter core assembly, unload locknut 20 then, globality is taken off secondary filter core assembly 15 easily, unclamps termination locking card 18, unload filter element 1, renew the back and get final product from new combination installation.

As shown in Figure 7: when being used for housing self-tightening type gas cleaner, corresponding accessory kit and structure are as follows: have inner core 6, protecting wire net 3 in being equivalent to, and top cover 8, connecing dish 7, the three is supporting to be connected to one, and also has bottom 9, by clamping screw 21 dismoutabilities with connect dish 7 and closely be fixed together simultaneously with inner core 6, also have sealing gasket 10, after case lid 13 is in place, directly this filter core assembly location compression type is installed on the housing 12; Its filter element 1 and has outer protecting wire net 4 between inner core 6 outsides, top cover 8 and bottom 9.

The replacing method is: open case lid 13 earlier, take out filter core assembly, dismantle clamping screw 21, take off bottom 9, filter element 1 can take off simultaneously together with corresponding end seal 2 and outer protecting wire net 4 on it, changes new filter element 1, installs from new combination to get final product.

As shown in Figure 8: when being used for liquid filter, corresponding accessory kit and structure are as follows: have inner core 6, protecting wire net 3 in being equivalent to, and top cover 8, connect dish 7, bottom 9, sealing gasket 10, connect the inside, upper end that dish 7 is fixed on inner core 6, locknut 22 and oil-through hole 23 are arranged on it, top cover 8 by bolt 24 and locknut 22 dismoutabilities with connect dish 7 and closely be fixed together with inner core 6 simultaneously, safety valve sub-unit 25 is housed on the bottom 9, closely be fixed together with inner core 6 simultaneously, sealing gasket 10 will guarantee to advance in the normal use of filter core assembly installation in position, go out medium mutually seepage and " short circuit " at the seal place; This filter core assembly is by housing 12 and on the connection lid 27 of effect location and installation at cleaner of base pressure spring 26; Its filter element 1 and has outer protecting wire net 4 between inner core 6 outsides, top cover 8 and bottom 9; On the top cover 8 oil-through hole is arranged.

According to the structure difference of the connection of liquid filter lid 27, and the having or not of safety valve sub-unit 25, corresponding accessory kit and structure can be different.

The replacing method is: open housing 12, base pressure spring 26 unclamps naturally, and filter core assembly is deviate from, unload lower nut 22 and bolt 24 then, take off top cover 8, filter element 1 can take off simultaneously together with corresponding end seal 2 and outer protecting wire net 4 on it, change new filter element 1, get final product from new combination installation.

General assembly version shown in Fig. 6 or 7 is also applicable to some liquid filter.

Claims

1, the filter core of interchangeable filter element, basic composition and structure with common filter core assembly, it is characterized in that: have the commutative filter element (1) that is individual components shape separately, have corresponding end seal (2) on it, also can related inside and outside protecting wire net (3) and (4) or related outer protecting wire net (4) separately; Also has corresponding accessory kit in addition: comprise that being beneficial to the activity of changing filter element (1) compresses keeper and corresponding pressure-bearing positioning component and dismoutability filter core assembly location and installation assembly.

2, the filter core of interchangeable filter element according to claim 1 is characterized in that: end seal 2 can integratedly process with filter element (1); Protecting wire net (4) or simultaneously during related inside and outside protecting wire net (3) and (4) outside related holds seal (2) also can all integratedly with it to process; When having served as filter element part (1) for folded form, material therefor is generally thin special filtering paper, and through specially treated, when having served as filter element part (1) for monolithic devices, material therefor is thicker special filter plate.

3, the filter core of interchangeable filter element according to claim 1 and 2, it is characterized in that: when be used to that fixed leg the is arranged gas cleaner of (5), corresponding accessory kit and structure are as follows: have inner core (6), be equivalent to interior protecting wire net (3), and top cover (8), connect dish (7), the three is supporting to be connected to one, also have bottom (9) by clamping screw (14) dismoutability with connect dish (7) while and closely be fixed together with inner core (6), also have sealing gasket (10), this filter core assembly by locknut (11) and fixed leg (5) location and installation on housing (12); Its filter element (1) is positioned between inner core (6) outside, top cover (8) and the bottom (9), and has outer protecting wire net (4).

4, the filter core of interchangeable filter element according to claim 1, it is characterized in that: when being used to have secondary---when being safe filter core assembly (15), its accessory kit and structure are as follows: have inner core (16) and be equivalent to interior protecting wire net (3), and the end, connect dish (17), the two supporting being connected to one, also have sealing gasket (19), this filter core assembly passes through locknut (20) location and installation on housing (12), and is positioned at the inside of one-level filter core assembly; Its filter element (1) by " O " type termination locking card (18), is equivalent to hold seal (2), and sealed property is banded on the outer surface of inner core (16), and the secondary filter core does not generally need outer protecting wire net (4).

5, the filter core of interchangeable filter element according to claim 1 and 2, it is characterized in that: when being used for housing self-tightening type gas cleaner, corresponding accessory kit and structure are as follows: have inner core (6), be equivalent to interior protecting wire net (3), and top cover (8), connect dish (7), the three is supporting to be connected to one, also has bottom (9), by clamping screw (21) dismoutability with connect dish (7) while and be fixed together with inner core (6) tightening seal, also has sealing gasket (10), after case lid (13) is in place, directly this filter core assembly location compression type is installed on the housing (12); Its filter element (1) is positioned between inner core (6) outside, top cover (8) and the bottom (9), and has outer protecting wire net (4).

6, the filter core of interchangeable filter element according to claim 1 and 2, it is characterized in that: when being used for liquid filter, corresponding accessory kit and structure are as follows: have inner core (6), be equivalent to interior protecting wire net (3), and top cover (8), connect dish (7), bottom (9), sealing gasket (10), connect the inside, upper end that dish (7) is fixed on inner core (6), locknut (22) and oil-through hole (23) are arranged on it, the top cover (8) that oil-through hole arranged by bolt (24) and locknut (22) dismoutability with connect dish (7) while and closely be fixed together with inner core (6), safety valve sub-unit (25) is housed on the bottom (9), closely be fixed together with inner core (6) simultaneously, sealing gasket (10) will guarantee to advance in the normal use of filter core assembly installation in position, go out medium mutually seepage and " short circuit " at the seal place; This filter core assembly is by housing (12) and on the connection lid (27) of effect location and installation at cleaner of base pressure spring (26); Its filter element (1) is positioned between inner core (6) outside, top cover (8) and the bottom (9), and has outer protecting wire net (4).