CN102387848A - Filter bag, and dust collector comprising same - Google Patents
Filter bag, and dust collector comprising same Download PDFInfo
- Publication number
- CN102387848A CN102387848A CN2010800161484A CN201080016148A CN102387848A CN 102387848 A CN102387848 A CN 102387848A CN 2010800161484 A CN2010800161484 A CN 2010800161484A CN 201080016148 A CN201080016148 A CN 201080016148A CN 102387848 A CN102387848 A CN 102387848A
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- mentioned
- elastic force
- force rod
- filter cloth
- upper cap
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0005—Mounting of filtering elements within casings, housings or frames
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
- B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2265/00—Casings, housings or mounting for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2265/06—Details of supporting structures for filtering material, e.g. cores
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The present invention relates to a filter bag and to a dust collector comprising same. The filter bag comprises: an upper cap which has a flow hole for guiding the flow of air upward and downward, and which is partially inserted into and fixed in an installation hole; a plurality of outer resilient rods which are arranged at the upper cap along a circular track having a predetermined diameter, and which are resiliently bendable in a lateral direction; a plurality of inner resilient rods which are arranged at the upper cap along a circular track having a diameter smaller than that of the circular track along which the outer resilient rods are arranged, and which are resiliently bendable in a lateral direction; a filtering member made of flexible materials and having a corrugated shape in which an inner surface and an outer surface of the filtering member alternately contact the outer resilient rods and the inner resilient rods; and a lower cap which interconnects and supports the lower ends of the outer resilient rods and of the inner resilient rods, thereby enhancing dust-collecting and filter-cleaning efficiency, enabling easy assembly and disassembly, and increasing the durability of the filtering cloth.
Description
Technical field
The present invention relates to a kind of filter bag and possess the dust arrester of this filter bag, the dust arrester that is specifically related to that the filter bag of high efficiency, low expense dust arrester can be provided and possesses this filter bag, it forms fold on filter cloth; Peak and paddy portion at fold constitute high resiliency ring peak, make it to continue to keep fold, thereby filter area is increased to more than three times of original cylindrical shape filter bag; And when utilizing high pressure-off dirt air to take off dirt; Can apply repeatedly vibrations through the smooth expansion and the contraction at high resiliency ring peak, take off dirt efficient, make the processing of filter cloth become simpler thereby improve; In use, as long as change impaired filter cloth.
Background technology
Like Fig. 1 and shown in Figure 2, the bag cage (11) of existing dust arrester special filtering bag is compiled into cylindrical shape and is welded and form profile frame thus by iron wire (12), and this iron wire (12) is thicker on every side, forms soft filter cloth (16), thereby plays control of dust and take off the dirt effect.
At this moment, bag cage (11) by the iron wire (12) of a plurality of certain-lengths through the reinforcing ring of certain-length (13) is supported one by one.And iron wire (16) possesses lower cover (14) in the lower end, forms upper cap (15) in the upper end.
This bag cage (11) forms white space around and between the filter cloth (16) slightly; And filter cloth (16); When capturing dust, be close to a bag cage; When taking off dirt, be expanded to the size of the maximum cylinder of filter cloth (16), thereby flick off the dust that is captured, make it to drop in the lower hopper through pulse of air.
This existing cylindrical shape filter cloth (16), therefore its filter area causes the drawback that the dust arrester fuselage is huge, manufacturing cost is too high by the circumferential length decision of cylinder.And the space between bag cage (11) and the filter cloth (16) is narrow and small, therefore also has the problem of taking off the dirt poor effect.
Another kind of dust arrester special filtering bag (21) as shown in Figure 3, as to be used for addressing these problems, it be through will being folded into fold with the filter cloth of the thin and strong material of above-mentioned opposite shape, thereby constitute cylindrical shape filter cloth (22).
This filter cloth (22), it is supported to be brilliant net cylindraceous (23) by its inside, and when taking off dirt through pulse of air, is launched slightly and is flicked off the dust that is captured by the fold of filter bag (21), makes it to drop in the lower hopper.
Summary of the invention
The technical problem that solves
Though improved filter area greatly, there is following problem in existing fold-type filter bag; That is, in order to keep the crimp shape of filtering material, filtering material has adopted inelastic hard PE material; And thoroughly be fixed on upper cap and lower cover with thermmohardening type Polyurethane resins; Therefore, when a large amount of dust flow into or the dust that has moisture also can tackify slightly in the atmosphere such as cement dust do not take off dirt and between fold, form lamination, even the thorough phenomenon of blocking of filter also can appear.Therefore, need improve this urgently.
The present invention develops in order to address the above problem, and its purpose is, provides a kind of and improves control of dust and take off the filter bag of dirt efficient and possess the dust arrester of this filter bag.In addition, the present invention also aims to, a kind of dust arrester that improves the filter bag of assembling and decomposability and possess this filter bag is provided.In addition, the present invention also aims to, a kind of filter bag of the endurance that increases filter cloth is provided and possesses the dust arrester of this filter bag.
The technical scheme that is used to deal with problems
The filter bag that the present invention relates to comprises: upper cap; Outside elastic force rod, the circular trace arrangement along certain diameter on above-mentioned upper cap is a plurality of, and to the side direction elastic bending; Inboard elastic force rod, a plurality of along diameter on above-mentioned upper cap less than the circular trace arrangement of the circular trace of above-mentioned outside elastic force rod, and to the side direction elastic bending; Filter cloth is formed by soft material, forms crimp shape through above-mentioned outside elastic force rod is alternately contacted with lateral surface with medial surface with above-mentioned inboard elastic force rod thus; And lower cover, connect the downside that supports above-mentioned outside elastic force rod and above-mentioned inboard elastic force rod.
Preferred above-mentioned outside elastic force rod is arranged in a crossed manner with corresponding above-mentioned inboard elastic force rod respectively.
Preferred above-mentioned upper cap is formed with the top fixed sleeving, so that along the contact of the upper inner of above-mentioned filter cloth and keep its shape.
Meanwhile, preferred above-mentioned top fixed sleeving comes off to the bottom for the above-mentioned filter cloth that prevents to contact with lateral surface and contacts with the top fixed frame element and supported.
Especially; Preferably in order to take in the upside of above-mentioned top fixed sleeving and above-mentioned filter cloth; And to above-mentioned top fixed sleeving direction above-mentioned filter cloth is pressurizeed, above-mentioned top fixed frame element is formed with the top reception hole portion identical with the shape track of above-mentioned top fixed sleeving.
In addition, preferred above-mentioned lower cover is formed with the bottom fixed sleeving, so that keep its shape along the contact of the lower inside of above-mentioned filter cloth.
Especially, preferably for the coming off to the bottom of the above-mentioned filter cloth that prevents to contact with lateral surface, above-mentioned bottom fixed sleeving contacts with the bottom fixed frame element and is supported.
Meanwhile; Preferably in order to take in the upside of above-mentioned bottom fixed sleeving and above-mentioned filter cloth; And to the above-mentioned bottom fixed sleeving direction above-mentioned filter cloth that pressurizes, above-mentioned bottom fixed frame element is formed with the bottom reception hole portion identical with the shape track of above-mentioned bottom fixed sleeving.
At this moment, elastic force rod in the preferred above-mentioned outside can combine with above-mentioned upper cap or lower cover discretely, and above-mentioned inboard elastic force rod supports each end at the aspectant medial surface of above-mentioned upper cap and above-mentioned lower cover.
More specifically, preferred above-mentioned outside elastic force rod is formed with the threaded portion at either side at least, and above-mentioned threaded portion and secure component can be fastening discretely.
Preferably in order to carry out fixed-site through the end of taking in above-mentioned inboard elastic force rod, above-mentioned upper cap or above-mentioned lower cover have hollowly formed the fixed-site slot part.
The dust arrester that the present invention relates to comprises: shell; Mounting disc is formed at above-mentioned enclosure, and perforation is formed with installing hole; And filter bag, being connected with the installing hole of above-mentioned mounting disc and carrying out control of dust and take off dirt, above-mentioned filter bag can comprise: upper cap has the flow orifice that is used to guide current downflow on the air, and is placed on the above-mentioned installing hole; Outside elastic force rod, the circular trace arrangement along certain diameter on above-mentioned upper cap is a plurality of, and to the side direction elastic bending; Inboard elastic force rod, a plurality of along diameter on above-mentioned upper cap less than the circular trace arrangement of above-mentioned outside elastic force rod circular trace, and to the side direction elastic bending; Filter cloth is formed by soft material, forms crimp shape through above-mentioned outside elastic force rod is alternately contacted with lateral surface with medial surface with above-mentioned inboard elastic force rod thus; And lower cover, connect the downside that supports above-mentioned outside elastic force rod and above-mentioned inboard elastic force rod.
Preferred above-mentioned upper cap the lower edge of above-mentioned flow orifice with take off dirt guiding Venturi tube and be configured as one.
Preferred above-mentioned mounting disc is formed with the fixed frame that is used to add the above-mentioned upper cap of press fit.
The invention effect
As above-mentioned illustrated, the filter bag that the present invention relates to and to possess the dust arrester of this filter bag different with prior art forms the structure of separable filter bag itself, therefore, not only can carry out part and safeguard, and can also utilize again.
In addition; The present invention's trajectory alignment outside elastic force rod and inboard elastic force along mutually different diameter on the upper cap of filter bag is excellent; Filter cloth alternately is wound on this outside elastic force rod and the inboard elastic force rod, thereby is formed naturally fold, therefore do not need extra curring time.
In addition, the present invention because the internal pressure of filter cloth weakens, therefore improves its durability through carrying out bending process by the elastic force rod that supports filter cloth fold part.
And, the present invention, elastic force rod capable of using keeps the spacing of the apex of filter cloth, therefore, can improve control of dust and take off dirt efficient.
In addition, therefore the present invention, can recover and keep the fold state of filter cloth by forming the elastic force rod to the material of side direction elastic bending, and under the effect of air external force, through the side direction smaller tremors of elastic force rod, further improves and take off dirt efficient.
Moreover, the present invention forms filter cloth by elastic material, therefore, under the effect of air external force, can strengthen taking off dirt efficient according to well flicking off dust.
Description of drawings
Fig. 1 is the stereogram that the bag cage of existing dust arrester special filtering bag is shown.
Fig. 2 is the part stereogram that the filter cloth of existing dust arrester special filtering bag is shown.
Fig. 3 is the stereogram that existing dust arrester special filtering bag is shown.
Fig. 4 is the figure of expression according to the inside of the dust arrester of one embodiment of the invention.
Fig. 5 is the stereogram according to the dust arrester special filtering bag of one embodiment of the invention.
Fig. 6 is the exploded perspective view according to the dust arrester special filtering bag of one embodiment of the invention.
Fig. 7 is the longitudinal section according to the dust arrester special filtering bag of one embodiment of the invention.
Fig. 8 is the sectional view along the A-A line of Fig. 5.
Fig. 9 is the sectional view along the B-B line of Fig. 5.
Figure 10 is the longitudinal section that illustrates according to dust arrester special filtering bag elastic expansion state when taking off dirt of one embodiment of the invention.
Description of reference numerals
10: shell; 20: mounting disc;
22: installing hole; 100: filter bag;
111: upper cap; 113: outside elastic force rod;
114: inboard elastic force rod; 115: filter cloth;
116: lower cover; 122: the top fixed sleeving;
124: the top fixed frame element; 126: top reception hole portion;
132: the bottom fixed sleeving; 134: the bottom fixed frame; Parts
136: bottom reception hole portion; 142: the threaded portion;
144: fastening secure component; 146: the fixed-site slot part.
The specific embodiment
Below, through with reference to accompanying drawing, explain according to filter bag of the present invention and possess the embodiment of the dust arrester of this filter bag.In this process, for definition and the convenience of explaining, size of the thickness of illustrated line or inscape etc. possibly exaggerated demonstration among the figure.And, after the nomenclature stated be the term that defined according to its function in the present invention, can be different according to the intention or the convention of user, operator.The definition of therefore relevant these terms should be the basis with this description in its entirety content.
Fig. 4 is the figure of expression according to the inside of the dust arrester of one embodiment of the invention, and Fig. 5 is the stereogram according to the dust arrester special filtering bag of one embodiment of the invention, and Fig. 6 is the exploded perspective view according to the dust arrester special filtering bag of one embodiment of the invention.
Fig. 7 is the longitudinal section according to the dust arrester special filtering bag of one embodiment of the invention, and Fig. 8 is the sectional view along the A-A line of Fig. 5, and Fig. 9 is the sectional view along the B-B line of Fig. 5.
Figure 10 is the longitudinal section that illustrates according to dust arrester special filtering bag elastic expansion state when taking off dirt of one embodiment of the invention.
With reference to Fig. 4, comprise shell (10), mounting disc (20) and filter bag (100) according to the dust arrester of one embodiment of the invention.
Shell (10) forms the profile of dust arrester.Especially, shell (10) play with the controls of dust such as dust that flow into through inflow entrance (12) to after be discharged to the effect of outlet (14) in the filter bag (100) stated and with the extraneous air of cleaning.
Especially, shell (10) possesses the injection mouth of pipe (18) through turning round the driven compressor of timer (not shown) (16), being connected with this compressor (16).Therefore, spray the mouth of pipe (18) and will be ejected into filter bag (100) inside by the force air that compressor (16) transmits.And after air moment of compressor (16) is ejected into filter bag (100) inside, state the inboard of filter cloth (115) after sweeping across, thereby play the effect that control of dust is taken off dirt in the dust of filter cloth (115) lateral surface.Shell (10) deformable is a different shape.
For ease, carry out the diagrammatical diagram to spraying the mouth of pipe (18).
In addition, shell (10) forms mounting disc (20) in the inboard suitable with spraying the mouth of pipe (18) bottom.This mounting disc (20) is preferably fixed along the medial surface of shell (10) through mode such as welding soundly.That is, shell (10) is mounted dish (20) and separates up and down.
At this moment, inflow entrance (12) is formed on the shell (10) suitable with mounting disc (20) downside on every side, and outlet (14) is formed on the shell (10) suitable with mounting disc (20) upside on every side.In addition, mounting disc (20) deformable is a different shape.
Especially, mounting disc (20) up/down perforation ground forms more than one installing hole (22).This installing hole (22) has the effect of placement filter bag (100).
That is, filter bag (100) is connected with the installing hole (22) of mounting disc (20), carries out control of dust to flowing into the inner dust of shell (10).
More specifically, the dust that is contained in the extraneous air flow into shell (10) lower inside through inflow entrance (12), and through the outer periphery of filter bag (100) control of dust to filter bag (100).In addition, after removing the extraneous air that cleans behind the dust installing hole (22) through mounting disc (20) and moving to the upper inner of shell (10), discharge through outlet (14).
Here, the upper and lower of shell (10) is that standard is divided with mounting disc (20).
In addition; With reference to Fig. 5 to Fig. 7, comprise: upper cap (111), outside elastic force rod (113), inboard elastic force rod (114), filter cloth (115), lower cover (116), take off dirt guiding Venturi tube (102), fixed frame (106), top fixed sleeving (122), top fixed frame element (124), bottom fixed sleeving (132), bottom fixed frame element (134) according to the filter bag (100) of one embodiment of the invention.
Especially, upper cap (111) has the effect of going up support filter bag (100) in mounting disc (20).That is, upper cap (111) is positioned in the mounting disc (20).Thereby face forms the multi-ladder shape and part is inserted in the installing hole (22) or form the size greater than installing hole (22) around the upper cap (111).Certainly, can upper cap (111) be assembled into mounting disc (20) through modes such as bolt.
In addition, upper cap (111) for will flow into the inner clean outer air guide of flow of filter bag (100) to the top of shell (10) and up/down perforation get through flow orifice (112).
At this moment, upper cap (111) preferably will take off the lower edge that dirt guiding Venturi tube (102) is formed in flow orifice (112) integratedly.This is in order to save numerous and diverse operation that dirt guiding Venturi tube (102) is taken off in independent assembling.
Especially, take off dirt guiding Venturi tube (102) and have, therefore, preferably form expansion tube department (104) at downside with by spraying the strong air guide of flow that sprays of the mouth of pipe (18) to the inner effect of filter bag (100).
Expansion tube department (104) makes the air diffusion of forcing ejection through the top of taking off dirt guiding Venturi tube (102), makes air sweep across the especially whole medial surface of filter cloth (115) of filter bag (100) inside.In addition, expansion tube department (104) also has the effect that the flow of external air that will flow into from filter cloth (115) side as far as possible is directed to mounting disc (20) top.
In addition, upper cap (111) preferably is fixed on mounting disc (20) soundly.
As an example, mounting disc (20) is formed with fixed frame (106) at the upside with installing hole (22) adjacency.This fixed frame (106) is pushed the edge of upper cap (111) and is played the fixedly effect of upper cap (111).
At this moment, fixed frame (106) preferably is formed with the groove of taking in upper cap (111) edge in the inboard.Certainly, the applicable different shape of fixed frame (106).
And though not shown, fixed frame (106) preferably rotatably is formed on mounting disc (20) shape, so that interference-free when being inserted into the installing hole (22) of upper cap (111).
In addition, outside elastic force rod (113) is formed on the downside of upper cap (111) along a plurality of arrangements of certain circular trace.That is, outside elastic force rod (113) forms by a plurality of groups.Especially, outside elastic force rod (113) by easily to the side direction elastic bending and again through elastic restoring force return to linear state, form as the material of piano string.
And inboard elastic force rod (114) is formed on the downside of upper cap (111) along a plurality of arrangements of certain circular trace.That is, inboard elastic force rod (114) forms by a plurality of groups.At this moment, inboard elastic force rod (114) is arranged less than the circular trace of the circular trace of outside elastic force rod (113) along diameter.
Meanwhile, inboard elastic force rod (114) preferably is arranged between each outside elastic force rod (113) with radiation across.This is for to giving fold because of having elasticity and not having the filter cloth of F-SP (115), and supports the fold state of filter cloth (115).
In addition, filter cloth (115) has and filters and the effect of control of dust flowing into the dust that is comprised in the inner extraneous air of shell (10).
That is, filter cloth (115) alternately is wound on inboard elastic force rod (114) and the outside elastic force rod (113), keeps its fold state, thereby plays the effect of the outer periphery dust being carried out control of dust.That is to say that if extraneous air flow into the inside of filter cloth (115) through the side direction of filter cloth (115), the air control of dust that then extraneous air comprised is to the outer surface of filter cloth (115).
Especially, filter cloth (115) is formed by the arbitrary material in rubber-like PE, PP, GLASS WOOL, Nomex (Nomex nylon) (nomex), the teflon (teflon).Certainly, filter cloth (115) also can be formed by other rubber-like materials.Filter cloth (115) must possess flexible reason and be, for elastic force rod (113) and inboard elastic force rod (114) outside being wound into easily, thereby when being swept across by the air that sprays the mouth of pipe (18) injection, is shaken, so that drop surface dust as much as possible.
In addition, in order to possess crimp shape, the lateral surface of filter cloth (115) alternately contacts and forms with inboard elastic force rod (114) with outside elastic force rod (113) with medial surface.That is, filter cloth (115) forms peak that protrudes laterally through outside elastic force rod (113) and the peak that protrudes to the inside through inboard elastic force rod (114) continuously.That is to say that filter cloth (115) can form the peak through outside elastic force rod (113), forms paddy through inboard elastic force rod (114).Therefore filter cloth (115) is supported by outside elastic force rod (113) and inboard elastic force rod (114) and forms crimp shape.
At this moment, the cross section of outside elastic force rod (113) and inboard elastic force rod (114) forms circle.
In addition, filter cloth (115) is supported by outside elastic force rod (113) and forms the peak, and therefore, along with the upside at this peak forms sweep, the internal pressure at this position weakens, thereby improves the durability of filter cloth (115).
Equally, filter cloth (115) is supported by inboard elastic force rod (114) and forms paddy, and therefore, along with the upside in this paddy forms sweep, the internal pressure at this position weakens, thereby improves the durability of filter cloth (115).
In addition, the outside elastic force rod (113) of filter cloth (115) through mutual alternate position and inboard elastic force excellent (114) are kept the summit of peak and paddy.This is the spacing for the peak valley through keeping filter cloth (115) all the time, and what increase the dust-collecting area of dust and guarantee dust takes off the dirt space.That is, the spacing of the peak valley through keeping filter cloth (115) can improve control of dust and take off dirt efficient.
In addition, filter cloth (115) is progressively untied and alternately is wrapped on outside elastic force rod (113) and the inboard elastic force rod (114) from reeling condition, and behind thorough spooling, from volume, cuts off, and its both sides are connected.At this moment, filter cloth (115) can be through sewing up or variety of ways connection both sides such as bonding or hot gluing.
Certainly, also can, filter cloth (115) be under the state of drum the downside of elastic force rod (113) and inboard elastic force rod (114) the side direction insertion that makes progress after being cut to certain-length from the outside.
In addition, lower cover (116) has the effect of the downside that supports outside elastic force rod (113) and inboard elastic force rod (114).Certainly, lower cover (116) also has the effect of support filter cloth (115).Lower cover (116) forms tabular, thereby can prevent that the extraneous air that flow into inner cleaning through filter cloth (115) from leaking into shell (10) lower inner part.
Especially, filter cloth (115) preferably is connected with the downside of upper cap (111) under the state that keeps fold through outside elastic force rod (113) and inboard elastic force rod (114).
Therefore, upper cap (111) forms top fixed sleeving (122) at the downside protrusion.This top fixed sleeving (122) is with the shape protrusion identical with the fold track of filter cloth (115).Therefore, top fixed sleeving (122) is inserted into the upper interior of filter cloth (115).That is, the upside of filter cloth (115) is kept its shape through top fixed sleeving (122).And, the medial surface of the top fixed frame element of stating after top fixed sleeving (122) clings to (124), thus play the fixedly effect of the upside of filter cloth (115).
Especially, top fixed sleeving (122) can be integrally formed with upper cap (111), also can combine discretely.And, the applicable various materials of top fixed sleeving (122).
In addition, filter cloth (115) can be through the weight of self, breaks away from top fixed sleeving (122) and drop.
Therefore, top fixed sleeving (122) for coming off to the bottom of the filter cloth (115) that prevents to contact with lateral surface, can contact and support with top fixed frame element (124).
More specifically, top fixed frame element (124) up/down perforation ground forms the top reception hole portion (126) identical with top fixed sleeving (122) shape.This top reception hole portion (126) has the effect of being close to along medial surface insertion top fixed sleeving (122).
That is, in top fixed frame element (124), push top fixed sleeving (122) to center position integral body by the position that is equivalent to top reception hole portion (126) medial surface.
At this moment, filter cloth (115) is positioned between top fixed sleeving (122) and the top fixed frame element (124).
Therefore, filter cloth (115) is pressurized and be fixed between top fixed sleeving (122) and top fixed frame element (124).
In addition, the downside of preferred filter cloth (115) is connected fixing with lower cover (116).
Therefore, the same with upper cap (111), lower cover (116) is formed with bottom fixed sleeving (132) projectedly at upper side.This bottom fixed sleeving (132) is with the shape protrusion identical with the fold track of filter cloth (115).Therefore, bottom fixed sleeving (132) is inserted into the lower inner part of filter cloth (115).That is, the downside of filter cloth (115) is kept its shape through bottom fixed sleeving (132).And, the medial surface of the bottom fixed frame element of stating after bottom fixed sleeving (132) clings to (134), thus play the fixedly effect of the downside of filter cloth (115).
Especially, bottom fixed sleeving (132) can be configured as one with lower cover (116), also can combine discretely.And, the applicable various materials of bottom fixed sleeving (132).
In addition, bottom fixed sleeving (132) in order to support the downside of the filter cloth (115) that contacts with lateral surface soundly, can be close to bottom fixed frame element (134).
More specifically, bottom fixed frame element (134) up/down perforation ground is formed with the bottom reception hole portion (136) identical with the shape of bottom fixed sleeving (132).This bottom reception hole portion (136) has the effect of being close to along medial surface insertion bottom fixed sleeving (132).
That is, in bottom fixed frame element (134), push bottom fixed sleeving (132) to center position integral body by the position that is equivalent to bottom reception hole portion (136) medial surface.
At this moment, filter cloth (115) is positioned between bottom fixed sleeving (132) and the bottom fixed frame element (134).
Therefore, filter cloth (115) is pressurized and be fixed between bottom fixed sleeving (132) and bottom fixed frame element (134).
Especially, Fig. 8 downside of showing filter cloth (115) is fixed in the state of lower cover (116).
As shown in the figure, filter bag (100) can add press fit filter cloth (115), outside elastic force rod (113) and inboard elastic force rod (114) through bottom fixed frame element (134) and bottom fixed sleeving (132).
Fig. 9 is the figure of the central part of lateral shear filter bag (100), shows through outside elastic force rod (113) and inboard elastic force rod (114) and goes up the state that nature forms peak and paddy at filter cloth (115).
Especially, preferred outside elastic force rod (113) can combine with upper cap (111) or lower cover (116) discretely.
Can separate with lower cover (116) with upper cap (111) simultaneously though outside elastic force rod (113) can form, consider to make things convenient for problem, illustrate with upper cap (111) and can separate with lower cover (116) when forming as one.
More specifically, outside elastic force rod (113) forms threaded portion (142) around downside.And the downside that forms the outside elastic force rod (113) of this threaded portion (142) is inserted in the lower cover (116).
Carrying out screw to the threaded portion (142) of the outside elastic force rod (113) of the downside of lower cover (116) protrusion with secure component (144) combines.
That is, when secure component (144) with lower cover (116) state of contact and threaded portion (142) when fastening, each self-sustaining plumbness of outside elastic force rod (113) and supporting is so that prevent the disengaging of filter cloth (115) and lower cover (116) bottom.
Here, secure component (144) preferably adopts nut.Therefore, lower cover (116) can easily be decomposed through the loosening of secure component (144).
In addition, inboard elastic force rod (114) is installed in upper cap (111) and the aspectant medial surface of lower cover (116) with the mode that supports each end.
For ease, the downside that illustrates inboard elastic force rod (114) can support with the upside of lower cover (116) discretely, but in upper cap (111), also can adopt same way as.
More specifically, lower cover (116) has been recessed to form fixed-site slot part (146) respectively accordingly with each inboard elastic force rod (114).
Therefore, carry out fastening the time lower cover (116) and secure component (144) and the threaded portion (142) of outside elastic force rod (113), and inboard elastic force excellent (114) will be incorporated in the fixed-site slot part (146) corresponding with lower cover (116).
This is in order to utilize the support force of inboard elastic force rod (114), to keep the spacing of upper cap (111) and lower cover (116).And, through inboard elastic force rod (114) is accommodated in fixed-site slot part (146), limit being used for the degree of tightening of secure component (144) of threaded together portion (142).
In addition, shown in figure 10, when the flow orifice (112) that is passed through upper cap (111) by the air that sprays the mouth of pipe (18) injection flowed into, this air swept across the medial surface of filter cloth (115), thereby filter cloth (115) is expanded.
If filter cloth (115) expands, the dust that then is bonded on the filter cloth (115) will drop.At this moment, outside elastic force rod (113) and inboard elastic force rod (114) direction elastic bending laterally.
If the thrust of direction promotion filter cloth (115) is disengaged from inside to outside, then filter cloth (115) will automatically restore to original shape through the elastic restoring force of outside elastic force rod (113) and inboard elastic force rod (114).
The present invention, though be illustrated with reference to the embodiment that is illustrated in accompanying drawing, this only as illustrating, is to be understood that other embodiment that can carry out various distortion and be equal to thus so long as have the technical staff of the general knowledge under this technical field.Therefore, real technical protection scope of the present invention should be confirmed by following claim scope.
Claims (14)
1. a filter bag is characterized in that, this filter bag comprises:
Upper cap;
Outside elastic force rod, the circular trace arrangement along certain diameter on above-mentioned upper cap is a plurality of, and to the side direction elastic bending;
Inboard elastic force rod, a plurality of along diameter on above-mentioned upper cap less than the circular trace arrangement of the circular trace of above-mentioned outside elastic force rod, and to the side direction elastic bending;
Filter cloth is formed by soft material, forms crimp shape through above-mentioned outside elastic force rod is alternately contacted with lateral surface with medial surface with above-mentioned inboard elastic force rod thus; And
Lower cover connects the downside that supports above-mentioned outside elastic force rod and above-mentioned inboard elastic force rod.
2. filter bag according to claim 1 is characterized in that,
Above-mentioned outside elastic force rod is arranged in a crossed manner with corresponding above-mentioned inboard elastic force rod respectively.
3. filter bag according to claim 1 is characterized in that,
Above-mentioned upper cap is formed with the top fixed sleeving, so that along the contact of the upper inner of above-mentioned filter cloth and keep its shape.
4. filter bag according to claim 3 is characterized in that,
Above-mentioned top fixed sleeving comes off to the bottom for the above-mentioned filter cloth that prevents to contact with lateral surface and contacts with the top fixed frame element and supported.
5. filter bag according to claim 4 is characterized in that,
In order to take in the upside of above-mentioned top fixed sleeving and above-mentioned filter cloth, and to above-mentioned top fixed sleeving direction above-mentioned filter cloth is pressurizeed, above-mentioned top fixed frame element is formed with the top reception hole portion identical with the shape track of above-mentioned top fixed sleeving.
6. according to each the described filter bag in the claim 1 to 5, it is characterized in that,
Above-mentioned lower cover is formed with the bottom fixed sleeving, so that keep its shape along the contact of the lower inside of above-mentioned filter cloth.
7. filter bag according to claim 6 is characterized in that,
For coming off to the bottom of the above-mentioned filter cloth that prevents to contact with lateral surface, above-mentioned bottom fixed sleeving contacts with the bottom fixed frame element and is supported.
8. filter bag according to claim 7 is characterized in that,
In order to take in the upside of above-mentioned bottom fixed sleeving and above-mentioned filter cloth, and to the above-mentioned bottom fixed sleeving direction above-mentioned filter cloth that pressurizes, above-mentioned bottom fixed frame element is formed with the bottom reception hole portion identical with the shape track of above-mentioned bottom fixed sleeving.
9. filter bag according to claim 1 is characterized in that,
Above-mentioned outside elastic force rod can combine with above-mentioned upper cap or lower cover discretely,
Above-mentioned inboard elastic force rod supports each end at the aspectant medial surface of above-mentioned upper cap and above-mentioned lower cover.
10. filter bag according to claim 9 is characterized in that,
Above-mentioned outside elastic force rod is formed with the threaded portion at either side at least,
Above-mentioned threaded portion and secure component can be fastening discretely.
11. filter bag according to claim 10 is characterized in that,
In order to carry out fixed-site through the end of taking in above-mentioned inboard elastic force rod, above-mentioned upper cap or above-mentioned lower cover have hollowly formed the fixed-site slot part.
12. a dust arrester is characterized in that, this dust arrester comprises:
Shell;
Mounting disc is formed at above-mentioned enclosure, and perforation is formed with installing hole; And
Filter bag is connected with the installing hole of above-mentioned mounting disc and carries out control of dust and take off dirt,
Above-mentioned filter bag can comprise:
Upper cap has the flow orifice that is used to guide current downflow on the air, and is placed on the above-mentioned installing hole;
Outside elastic force rod, the circular trace arrangement along certain diameter on above-mentioned upper cap is a plurality of, and to the side direction elastic bending;
Inboard elastic force rod, a plurality of along diameter on above-mentioned upper cap less than the circular trace arrangement of above-mentioned outside elastic force rod circular trace, and to the side direction elastic bending;
Filter cloth is formed by soft material, forms crimp shape through above-mentioned outside elastic force rod is alternately contacted with lateral surface with medial surface with above-mentioned inboard elastic force rod thus; And
Lower cover connects the downside that supports above-mentioned outside elastic force rod and above-mentioned inboard elastic force rod.
13. dust arrester according to claim 12 is characterized in that,
Above-mentioned upper cap the lower edge of above-mentioned flow orifice with take off dirt guiding Venturi tube and be configured as one.
14. according to claim 12 or 13 described dust arresters, it is characterized in that,
Above-mentioned mounting disc is formed with the fixed frame that is used to add the above-mentioned upper cap of press fit.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090032699A KR100981235B1 (en) | 2009-04-15 | 2009-04-15 | Filter-bag and dust collector therewith |
| KR10-2009-0032699 | 2009-04-15 | ||
| PCT/KR2010/001488 WO2010120043A1 (en) | 2009-04-15 | 2010-03-10 | Filter bag, and dust collector comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102387848A true CN102387848A (en) | 2012-03-21 |
Family
ID=40855507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010800161484A Pending CN102387848A (en) | 2009-04-15 | 2010-03-10 | Filter bag, and dust collector comprising same |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR100981235B1 (en) |
| CN (1) | CN102387848A (en) |
| WO (1) | WO2010120043A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512600A (en) * | 2017-01-17 | 2017-03-22 | 安徽工业大学 | Pleated type filter drum dust remover, filter drum frame thereof and use method of frame |
| CN106955538A (en) * | 2012-11-29 | 2017-07-18 | 唐纳森公司 | Filter element, feature and the method for assembling, filter assemblies and filter element combination |
| CN107866115A (en) * | 2017-11-23 | 2018-04-03 | 福建欣隆环保股份有限公司 | A kind of deduster bag cage and filter bag |
| CN108554025A (en) * | 2018-06-25 | 2018-09-21 | 中山尚诚环保科技有限公司 | A kind of easy-to-dismount filter device |
| CN112370907A (en) * | 2020-10-27 | 2021-02-19 | 青海佳通太阳能新材料有限公司 | Dust removal recovery unit is used in carborundum production |
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| KR200481911Y1 (en) * | 2014-09-19 | 2016-11-24 | 황영운 | Pleated filter |
| KR102474773B1 (en) * | 2015-10-15 | 2022-12-07 | 주식회사 위니아 | Air washer |
| KR102429292B1 (en) * | 2015-10-15 | 2022-08-04 | 주식회사 위니아 | Air washer |
| KR200486694Y1 (en) * | 2017-09-01 | 2018-06-21 | 삼중교역산업(주) | Double filter, bringing Collection bag |
| CN108211462A (en) * | 2017-12-18 | 2018-06-29 | 四会市华通金属筛网制品有限公司 | The industrial sieve of long lifespan |
| CN109331559A (en) * | 2018-12-09 | 2019-02-15 | 江苏华泽环保集团有限公司 | A kind of Portable dust filter bag |
| CN109331558A (en) * | 2018-12-09 | 2019-02-15 | 江苏华泽环保集团有限公司 | A kind of dust-removal cloth-bag being easily installed |
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| CN106955538A (en) * | 2012-11-29 | 2017-07-18 | 唐纳森公司 | Filter element, feature and the method for assembling, filter assemblies and filter element combination |
| CN106955538B (en) * | 2012-11-29 | 2019-07-23 | 唐纳森公司 | Filter element, feature and the method for assembling, filter assemblies and filter element combination |
| CN106512600A (en) * | 2017-01-17 | 2017-03-22 | 安徽工业大学 | Pleated type filter drum dust remover, filter drum frame thereof and use method of frame |
| CN106512600B (en) * | 2017-01-17 | 2018-12-14 | 安徽工业大学 | A kind of application method of pleated filter cartridge dust remover and its filter cylinder frame and the frame |
| CN107866115A (en) * | 2017-11-23 | 2018-04-03 | 福建欣隆环保股份有限公司 | A kind of deduster bag cage and filter bag |
| CN107866115B (en) * | 2017-11-23 | 2024-03-12 | 福建欣隆环保股份有限公司 | Dust remover bag cage and filter bag |
| CN108554025A (en) * | 2018-06-25 | 2018-09-21 | 中山尚诚环保科技有限公司 | A kind of easy-to-dismount filter device |
| CN112370907A (en) * | 2020-10-27 | 2021-02-19 | 青海佳通太阳能新材料有限公司 | Dust removal recovery unit is used in carborundum production |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100981235B1 (en) | 2010-09-10 |
| KR20090045182A (en) | 2009-05-07 |
| WO2010120043A1 (en) | 2010-10-21 |
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Application publication date: 20120321 |