CN2608099Y

CN2608099Y - Bag filter annular opening gas sealing duplex structure

Info

Publication number: CN2608099Y
Application number: CN 02289287
Authority: CN
Inventors: 张逸中
Original assignee: Xuyi Co ltd
Current assignee: Xuyi Co ltd
Priority date: 2002-11-22
Filing date: 2002-11-22
Publication date: 2004-03-31
Anticipated expiration: 2012-11-22

Abstract

The utility model is a bag filter ring opening gap seal dual-structure, the main structure is characterized in that a top cover is provided on top of the cylinder support, the top cover extends to one side where a lift which facilitates the operator to open the top cover, a filter bag is installed in the cylinder support, a filter bag ring opening is arranged on the filter bag, a sticking unit is arranged around the rim of the filter bag ring opening, a sticking unit downward extension is fixed in the cylinder support by a stiffener arranged on one side of the sticking unit extension, in addition, a gasket ring is arranged the upward extension of the filter bag ring opening, when the operator closes the top cover, sealing effect can be reached owing to that the gasket ring, the sticking unit and stiffener are stuck between the top cover and cylinder support, in addition, the pressure caused by the inside of the bag filter will stick the gasket ring to the of side of the junction end and strengthen the sealing effect.

Description

Bag filter annular opening gas sealing dual structure

Technical field

The utility model relates to a kind of filter, particularly a kind of bag filter annular opening gas sealing dual structure.

Background technology

Fig. 1 is the stereogram of general bag filter, wherein the loam cake H of this bag filter A goes up weldering and is provided with a charging guide bracket D, in order to do with the feed conduit J mutual conduction of cylinder base M one side, and charging guide bracket D one side of this loam cake H is provided with a pressure relief opening E, this filter bag machine A pressure inside can be released, be folded with the filter bag collar extension F of a filter bag I again between this cylinder base M and loam cake H, after can supplying thing to be filtered via feed conduit J and charging guide bracket D, I filters thing to be filtered by this filter bag, yet, this charging guide bracket D is for being welded on this loam cake H, and this pad B not only influences the conveying effect, and improves processing cost and selling price greatly.

In addition, this conveying through hole C and charging aperture G are made as corresponding conveying aperture, when thing to be filtered via this charging aperture G when carrying through hole C, there is no the device that this thing to be filtered of any buffering pours filter bag I rapidly, and this filter bag I is directly impacted by thing to be filtered, thereby reduces greatly the service life of this filter bag I;

In addition, the marginal ridge L place of this filter bag collar extension F, the folder of Yi Yin this loam cake H and cylinder base M is established, and generation crimp and gap K (referring to Fig. 2), then, in the finished product after causing this thing to be filtered via this gap K infiltration, when the finished product that the dealer produced, after being drunk by the consumer or using, health that will harm user health.

In addition, the pressure relief opening E of this charging guide bracket D is a side that is offset to bag filter A, not only can't reach stress and concentrate, and when filtering high viscosity liquid, easily cause pressure release to lack slowly;

In addition, when the user desires to raise this loam cake H to a side, because of this loam cake H is upright design, not only cause this loam cake H too heavy and open outside the inconvenience, and relatively, the use of raw material has also become the waste on the resource, and therefore cost has also improved a lot, the most direct price that just has influence on of the raising of cost.

Summary of the invention

The purpose of utility model provides a kind of bag filter annular opening gas sealing dual structure, its primary structure is: this cylinder base top is provided with a loam cake, this loam cake is provided with one to side extension convergent and carries the portion of lifting, the person of being easy to use opens the effect of this loam cake fast, the built-in filter bag that is provided with of this cylinder base, this filter bag is provided with a filter bag collar extension, the periphery of this filter bag collar extension is provided with a supporting part, the downward buttress that is provided with of this supporting part one side direction, be set up in the cylinder base by this buttress, and this oblique diaphragm seal that extended in filter bag collar extension top, when the user covers this loam cake, by this filter bag collar extension De Ke Around degree elastic force, with the diaphragm seal of this filter bag collar extension, supporting part and buttress are resisted against between loam cake and the cylinder base, to reach the effect of sealing, simultaneously, when this bag filter filters, the pressure that is produced by this bag filter inside, the sealing sheet upwards is resisted against abutting end one side of loam cake, and then arrives the effect of enhanced leaktightness.

For the ease of understanding content of the present utility model, and the effect that can reach, below conjunction with figs. the utility model is described.

Description of drawings

Fig. 1 is the filtering process part cross-sectional plane schematic diagram of conventional bag filter.

Fig. 2 is that the conventional bag filter partly amplifies the cross-sectional plane schematic diagram.

Fig. 3 is a perspective exploded view of the present utility model.

Fig. 4 is a three-dimensional combination schematic diagram of the present utility model.

Fig. 5 is a loam cake breakdown action schematic diagram of the present utility model.

Fig. 6 is the part cross-sectional plane schematic diagram of the utility model bag filter.

Fig. 7 is that bag filter of the present utility model partly amplifies the cross-sectional plane schematic diagram.

Fig. 8 is the filtering process part cross-sectional plane schematic diagram of the utility model bag filter.

Description of reference numerals: A bag filter; The B pad; C carries through hole; D charging guide bracket; The E pressure relief opening; F filter bag collar extension; The G charging aperture; The H loam cake; The I filter bag; The J feed conduit; The K gap; The L marginal ridge; The M cylinder base; 1 cylinder base; Between 2 hollows are held; 3 embedding recesses; 4 charging apertures; 5 peripheries; 6,14 abutting ends; 7 grooves; 8 bolts; 9 packing rings; 10 carry the portion of lifting; 11 carrying handles; 12 loam cakes; 13 steam vents; 15 charging guide grooves; 16 filter bag collar extensions; 17 diaphragm seals; 18 supporting parts; 19 buttress; 20 bag filters; 21 filter bags; 22 metal screens.

The specific embodiment

As shown in Figure 3, Figure 4, the utility model is made up of a cylinder base 1, a loam cake 12 and a filter bag 21;

Wherein, this cylinder base 1 is provided with an abutting end 6, periphery 5 cutters of this abutting end 6 are provided with a groove 7, can be arranged in this groove 7 for a packing ring 9, be provided with in this cylinder base 1 again a hollow hold between 2, can supply a metal screen 22, one filter bag, 2 l insert, this filter bag 21 is provided with a filter bag collar extension l 6 and (please cooperates and consult Fig. 6, Fig. 7), the periphery of this filter bag collar extension l 6 is provided with a supporting part l 8, the downward buttress l 9 that is provided with of this supporting part l 8 one side direction, be set up in the camphane recess 3 of 2 one sides between the hollow appearance by this buttress l 9, this filter bag 2 l can be set up in the cylinder base l, and the oblique diaphragm seal 17 that extended in these filter bag collar extension 16 tops, when the user covers this loam cake 12, but speed elastic force by this filter bag collar extension l 6, make the diaphragm seal 17 of this filter bag

collar extension l

6,9 of supporting part l 8 and buttress l are butted between loam cake l 2 and the cylinder base l, to reach the effect of sealing, simultaneously, when this bag filter 20 filters, (please cooperate and consult Fig. 8), the pressure that is produced by these bag filter 20 inside, sealing sheet l 7 upwards is resisted against abutting end 14 one sides of loam cake l 2, advance to reach the effect of enhanced leaktightness, easily establish with the traditional filter bag collar extension of thorough solution F because of the folder of this loam cake H and cylinder base M, and generation crimp and gap, and in the finished product after causing this thing to be filtered via gap K infiltration, when the finished product of being produced, after being drunk by the consumer or using, the invisible healthy great disappearance of middle harm user.

In addition, cutter is provided with a charging guide groove l 5 by little flaring in the abutting end l 4 of this loam cake l 2, when thing to be filtered enters filter bag 21 and filters via the charging aperture 4 of this cylinder base l one side and charging guide groove 15 (consulting Fig. 8 once more), the flow velocity that this thing to be filtered evenly can be distributed and is spread in the filter bag 21 and reduces thing to be filtered, reduce the effect that filter bag 2 l are subjected to thing impact to be filtered and improve filter efficiency to reach, carry through hole C and charging aperture G to be made as corresponding conveying aperture with thorough solution tradition, when thing to be filtered via this charging aperture G when carrying through hole C, this thing to be filtered pours filter bag I rapidly, and reduces this filter bag I disappearance in service life greatly;

Again this loam cake l 2 central appropriate positions be provided with one with the mutual corresponding steam vent l 3 of cylinder base l, in order to do establishing (figure does not show) for a relief valve and Pressure gauge spiral shell, be located at the corner of loam cake 12 by this steam vent l 3,, advance to reach the effect of quick pressure releasing, emission gases to reach the effect that stress is concentrated;

And this loam cake 12 is located at cylinder base l by number bolt 8 spiral shells and is gone up (Fig. 5 is consulted in cooperation), and the effect that can become a suitable angle swinging to open, this loam cake 12 is provided with one to side extension convergent and carries the portion of lifting 10 again, when mentioning this, the user carries when lifting the carrying handle established on the l of portion 011, less by this volume of carrying the portion of lifting 10, lighter, the person of being easy to use opens this loam cake 12 fast, to reach effect easy to use, with the traditional loam cake H of the thorough solution design that is Founder, not only cause this loam cake H too heavy and open outside the inconvenience, and form the waste of raw material resources and the defective that raises the cost.

For making the utility model more show its progressive and practicality, below the utility model and conventional art are compared:

The defective of conventional art

1, easily produces the disappearance of seepage.

2, loam cake is opened and is difficult for.

3, thing to be filtered is carried poor effect.

4, can't save material and reducing production costs.

5, the service life of this filter bag is short.

6, stress can't be concentrated, and pressure release is slow.

The utility model advantage

1, is provided with double leak-proof design, tool security.

2, the loam cake person of being easy to use opens fast, the tool convenience.

3, relax runner, lower the design of flow velocity, can reduce the bag filter pressure loss, the tool progressive.

4, can save material, reduce production costs.

5, be provided with the center pressure relief opening, pressure release is quick, the tool practicality.

6, improve health and filtration quality, have more progressive.

7, the long service life of this filter bag.

8, tool cause value.

Claims

1, a kind of bag filter annular opening gas sealing dual structure is made up of a cylinder base, a loam cake and a filter bag;

It is characterized in that: this filter bag is provided with a filter bag collar extension, the periphery of this filter bag collar extension is provided with a supporting part, the downward buttress that is provided with of this supporting part one side direction, be set up in the embedding recess of cylinder base one side by this buttress, this filter bag is set up in the cylinder base, and this oblique diaphragm seal that extended in filter bag collar extension top, when this loam cake is covered, diaphragm seal, supporting part and the buttress of this filter bag collar extension can be resisted against between loam cake and the cylinder base, with enhanced leaktightness;

And this loam cake is provided with one to side extension convergent and carries the portion of lifting, and cutter is provided with a charging guide groove by little flaring in the abutting end of this loam cake, when making this thing to be filtered enter the filter bag filtration through the charging guide groove, with the even flow velocity that distributes and be spread in the filter bag and reduce thing to be filtered of this thing to be filtered, to improve filter efficiency, again this loam cake central authorities appropriate position be provided with one with the mutual corresponding steam vent of cylinder base, be located at the summit of loam cake by this steam vent, but the quick pressure releasing emission gases.