CN205569942U - Filter member - Google Patents

Abstract

The utility model relates to a filtration field, the utility model aims to solve the technical problem that a can carry out filterable filter member to the particulate matter is provided. The technical scheme who adopts does: filter member includes metal fiber felt spare and viscose spare, and metal fiber felt spare partly at least along the track bending type on the first direction becomes stratiform structure of buckling, the stratiform is buckled and is formed the recess between structure adjacent two -layer, the setting of viscose spare is between structure adjacent two -layer is buckled to the stratiform, stratiform the adjacent two -layer of structure of buckling is connected to viscose spare to it provides the support to buckle structure adjacent two -layer to the stratiform, wherein, buckle a set of adjacent two -layer the getting respectively to the first layer and the second floor of structure of stratiform, the recess that forms between the first layer and the second floor is got to first recess, formation filtration passageway between one side that viscose spare and first layer and second floor cooperation in the first recess, the opening that makes first recess pass through first layer and/or the second floor and opening metal fiber felt spare and first recess is carried on the back mutually.

Description

Filtration members

Technical field

This utility model relates to filtration art, particularly relates to a kind of filtration members.

Background technology

Along with developing rapidly of economy and significantly improving of people's living standard, China's motor vehicles Sales volume increases rapidly, the pollutant substantial increase of automotive emission, makes the air in city Become severe contamination.Wherein, the tail gas of vehicular emission includes substantial amounts of particulate matter how Effectively filter out these exhaust particulate things, be an important ring during vehicle maintenance service Joint.

Utility model content

In view of this, technical problem to be solved in the utility model be to provide one can to Grain thing carries out the filtration members filtered, and to purify air, improves air quality.

For reaching above-mentioned purpose, this utility model mainly provides following technical scheme:

Embodiment of the present utility model provides a kind of filtration members, including:

Metallic fiber piece of felt, at least some of edge in a first direction of described metallic fiber piece of felt Track is bent to form stratiform bending structure；Shape between the adjacent two-layer of layered bending structure Become groove；

Viscose glue part；It is provided with described between the two-layer that the least one set of layered bending structure is adjacent Viscose glue part, described viscose glue part connects the adjacent of layered bending structure by the way of bonding Two-layer, and provide support to the adjacent two-layer of layered bending structure；

Wherein, one group of adjacent two-layer of layered bending structure is taken as ground floor and respectively Two layers, the groove formed between described ground floor and the described second layer is taken as the first groove；Described Viscose glue part in first groove coordinates with described ground floor and the described second layer, makes described first recessed The opening of groove by described ground floor and/or the described second layer and described metallic fiber piece of felt with Filtration channel is formed between the side that the opening of described first groove is opposing.

The purpose of this utility model and solve its technical problem techniques below measure also can be used to enter One step realizes.

Aforesaid filtration members, wherein, by multiple institutes between described ground floor and the described second layer State viscose glue part to be adhesively fixed.

Aforesaid filtration members, wherein, described first groove is U-lag, the phase of described U-lag To two sidewalls be all square；

Multiple described viscose glue parts are square battle array between relative two sidewall of described U-lag Column uniform intervals is distributed.

Multiple described viscose glue parts are square all between described first area and described second area Even spaced apart.

Aforesaid filtration members, wherein, layered bending structure has at least three layers, described layer The adjacent two group groove of shape bending structure is taken as the first sub-groove and the second sub-groove respectively；

Aforesaid filtration members, wherein, the viscose glue part in described first sub-groove and described second son Viscose glue part in groove is corresponding.

Aforesaid filtration members, wherein, described first sub-groove and described second sub-groove are U Connected in star.

Aforesaid filtration members, wherein, the crooked process radius of the bottom of described first sub-groove is with described The crooked process radius of the bottom of the second sub-groove is equal.

Aforesaid filtration members, wherein, the degree of depth of described first sub-groove and described second sub-groove Deep equality, and the opening of described first sub-groove is relative with the bottom of described second sub-groove Should.

Aforesaid filtration members, wherein, described metallic fiber piece of felt is by multiple metallic fiber felts Part is connected in sequence in a first direction.

Aforesaid filtration members, wherein, two gold adjacent in multiple described metal fiber felt components Belong to fiber felt component and be taken as the first metal fiber felt component and the second metal fiber felt component respectively；

Described filtration members also includes connector, and one end of described connector is provided with holding tank, described Connector by described holding tank by one end of described first metal fiber felt component and described the One end of two metal fiber felt components grips.

By technique scheme, this utility model filtration members at least has the advantages that

In the technical scheme that this utility model provides, by the viscose glue part arranged and metallic fiber Piece of felt, the viscose glue part in the first groove of the stratiform bending structure of metallic fiber piece of felt can be with structure Become the ground floor of the first groove and the second layer to coordinate, make the opening of the first groove by ground floor and / the second layer and metallic fiber piece of felt and formed between the side that the opening of the first groove is opposing Filter passage, contaminated air can be filtered by metallic fiber piece of felt via this filtration channel, by In metallic fiber piece of felt, there is particle filtering function, so that filtration members of the present utility model can Particulate matter is filtered, and then can reach to purify sky by filtration members of the present utility model Gas, the purpose of raising air quality.

Described above is only the general introduction of technical solutions of the utility model, in order to better understand Technological means of the present utility model, and can be practiced according to the content of description, below with this The preferred embodiment of utility model and coordinate accompanying drawing describe in detail as after.

Accompanying drawing explanation

Fig. 1 is the first visual angle of a kind of filtration members that an embodiment of the present utility model provides Structural representation；

Fig. 2 is the second visual angle of a kind of filtration members that an embodiment of the present utility model provides Structural representation；

Fig. 3 is that a kind of of embodiment offer of the present utility model includes electrode connecting portion The structural representation of filtration members；

Fig. 4 is the structure for amplifying schematic diagram in Fig. 3 at A；

Fig. 5 is the structure for amplifying schematic diagram in Fig. 3 at B；

Fig. 6 is the structure for amplifying schematic diagram in Fig. 3 at C.

Detailed description of the invention

By further illustrating that this utility model is by reaching what predetermined utility model purpose was taked Technological means and effect, below in conjunction with accompanying drawing and preferred embodiment, to according to this utility model Shen Detailed description of the invention, structure, feature and effect thereof please, after describing in detail such as.State under In bright, what different " embodiments " or " embodiment " referred to is not necessarily same embodiment. Additionally, special characteristic, structure or feature in one or more embodiment can be by any suitable shapes Formula combines.

As it is shown in figure 1, a kind of filtration members 10 that an embodiment of the present utility model proposes, Including metallic fiber piece of felt 1 and viscose glue part 2.

It is bent to form stratiform bending structure along track on metallic fiber piece of felt 1 a in a first direction, And form two terminations in a first direction on a.This stratiform bending structure is alternatively referred to as wavy knot Structure, with the technique effect of increase metal fiber felt filtration members 1 surface area, filters effect to improve Rate.Groove 11 is formed between the adjacent two-layer of stratiform bending structure.Contaminated air can Internal to enter groove 11 from the opening of groove 11, enter the air within groove 11 from structure When passing in the double layer of metal fiber felt part of one-tenth groove 11, the two of groove 11 can be configured Layer metal fiber felt Partial filtration.

Metallic fiber piece of felt 1 is made up of metallic fiber felt material.Metal fiber felt, also referred to as metal Fiber sintering felt serving, is a kind of novel porous material, have high temperature resistant, antioxidation, corrosion-resistant, Hole is controlled, permeance property good, intensity advantages of higher.Wherein, the concrete knot of metal fiber felt Structure is common technology of the prior art, can choose the most in the prior art, at this Repeat no more.Metal fiber felt has excellent particle filtering function, can in air Grain thing filters.The size in the aperture of metal fiber felt, determines the effect filtering particulate matter Really.The aperture of metal fiber felt is the least, the best to the filter effect of particulate matter, otherwise, metal The aperture of fiber felt is the biggest, the poorest to the filter effect of particulate matter.

Need exist for explanation: aforesaid metallic fiber piece of felt 1 can be overall in first party It is bent to form stratiform bending structure along track on a.It can also be aforesaid metallic fiber piece of felt It is bent to form stratiform bending structure along track on a part on 1 a in a first direction.But, Preferably, in order to increase the surface area of metallic fiber piece of felt 1, metal fiber felt to greatest extent It is bent to form stratiform bending structure along track on part 1 preferably entirety a in a first direction.

Operationally, air-flow passes above-mentioned metallic fiber piece of felt 1 via the opening of groove 11 During metallic fiber piece of felt 1, the adjacent two-layer of stratiform bending structure is held due to the compressing by air-flow Easily it is close together, causes the normal restricted in flow of air-flow, thus affect metallic fiber piece of felt 1 Filter efficiency.In order to solve this problem, as it is shown in figure 1, above-mentioned stratiform bending structure is extremely It is adhesively fixed by viscose glue part 2 between few one group of adjacent two-layer.Viscose glue part 2 can be to stratiform The adjacent two-layer of bending structure is fixed and provides support, to maintain adjacent two-layer institute shape The configuration of the groove 11 become, allows the flow to proper flow in groove 11, it is ensured that gold Belong to the filtration stability of fiber piece of felt 1.

Need exist for explanation: aforesaid stratiform bending structure can be the two-layer of arbitrary neighborhood Between be provided with aforesaid viscose glue part 2.Aforesaid stratiform bending structure can also be that some is adjacent Being provided with aforesaid viscose glue part 2, such as viscose glue part 2 between two-layer can be at stratiform bending structure Each layer between be spaced setting successively, in other words: stratiform bending structure depends in a first direction Secondary formation the first groove, the second groove, the 3rd groove, the 4th groove, the 5th groove ... etc., Then only have odd-number groove that is first groove, the 3rd groove, the 5th groove ... be inside provided with viscose glue Part 2, or only even number groove that is second groove, the 4th groove ... be inside provided with viscose glue part 2, So can also reach to stop the purpose of the adjacent two-layer laminating of stratiform bending structure.Wherein, Preferably, in order to improve the stability of stratiform bending structure, appointing of aforesaid stratiform bending structure Anticipate and aforesaid viscose glue part 2 between adjacent two-layer, should be provided with.

Between the adjacent two-layer of above-mentioned stratiform bending structure, viscose glue part 2 arranges position with not The filtering function affecting metallic fiber piece of felt 1 is limited.Describe for convenience, as it is shown in figure 1, One group of adjacent two-layer of aforementioned stratiform bending structure is taken as ground floor 113 and the second layer respectively 114 (i.e. two-layers in dotted line frame in Fig. 1).Shape between ground floor 113 and the second layer 114 The groove become is taken as the first groove 115.Aforesaid viscose glue part it is provided with in this first groove 115 2.Viscose glue part 2 in first groove 115 coordinates with ground floor 113 and the second layer 114, makes The opening of the first groove 115 is by ground floor 113 and/or the second layer 114 and metal fiber felt Part 1 and form filtration channel between the side 116 that the opening of the first groove 115 is opposing, i.e. It is internal that air-flow can enter the first groove 115 from the opening of the first groove 115, and air-flow can To flow to gold from the inside of the first groove 115 via ground floor 113 and/or the second layer 114 Belong to the side 116 that the opening with the first groove 115 of fiber piece of felt 1 is opposing, thus air-flow can To be filtered by ground floor 113 and/or the second layer 114, and then the setting of viscose glue part 2 will not make Metallic fiber piece of felt 1 loses filtering function.Wherein, in Fig. 1, arrow at dotted line frame shows Air-flow after the opening of the first groove 115 filters via ground floor 113 and the second layer 114, from The signal that the opposing side 116 of the opening with the first groove 115 of metallic fiber piece of felt 1 is flowed out Flow direction.

Need exist for explanation: aforesaid first groove 115 does not refer to that specific one is recessed Groove, is provided with the groove of viscose glue part 2 in the middle of arbitrary a group of aforementioned stratiform bending structure Being referred to as the first groove 115, accordingly, the adjacent two-layer constituting this first groove 115 is permissible It is known respectively as ground floor 113 and the second layer 114.

Above-mentioned viscose glue part 2 can be high-temperature insulation glue, and this high-temperature insulation glue can be painted Strip or point-like etc.；High-temperature insulation glue can coat continuously, it is also possible to is interrupted coating；Resistance to height Temperature insulating cement can be coated with thickness and can also be coated with thin, to form the viscose glue part with respective shapes and volume 2。

Above-mentioned high-temperature insulation glue is commercial part, can commercially buy, and obtains more convenient, Specifically do not repeat them here.

Further, as it is shown in figure 1, pass through between aforementioned ground floor 113 and the second layer 114 Multiple viscose glue parts 2 are adhesively fixed, to be improved further by ground floor by the plurality of viscose glue part 2 113 and the structural stability of the first groove 115 that formed of the second layer 114, with further Prevent ground floor 113 and the technique effect of the second layer 114 laminating.

In a concrete application example, as depicted in figs. 1 and 2, aforesaid first groove 115 is U-lag, and relative two sidewall of U-lag is all square.Multiple viscose glue parts 2 exist The array uniform intervals that is square between relative two sidewall of U-lag is distributed, so that multiple The shape of two sidewalls that the viscose glue part 2 setting between U-lag is relative with U-lag is fitted mutually Join such that it is able to by the most fixing for relative two sidewall of U-lag, and maintain the first groove The structural stability of 115, prevents from constituting ground floor 113 and the second layer 114 of the first groove 115 Fit.

In a concrete application example, as it is shown in figure 1, aforesaid stratiform bending structure tool There are at least three layers.Aforesaid viscose glue it is equipped with between the two-layer of the arbitrary neighborhood of stratiform bending structure Part 2.Describe for convenience, the adjacent two group groove 11 of stratiform bending structure is taken respectively It is the first sub-groove 111 and the second sub-groove 112.

As it is shown in figure 1, the viscose glue part 2 in above-mentioned first sub-groove 111 and the second sub-groove Viscose glue part 2 in 112 is corresponding.Viscose glue part 2 in first sub-groove 111 is recessed with the second word The position arrangement mode of the viscose glue part 2 in groove 11 should be identical, so with the skill of convenient processing Art effect, and make overall being more uniformly stressed in metallic fiber piece of felt 1, it is possible to effectively subtract The phenomenon that little metallic fiber piece of felt 1 upper stress is concentrated.

In a concrete application example, as it is shown in figure 1, aforesaid first sub-groove 111 It is U-shaped groove, in other words: appointing of aforementioned stratiform bending structure with the second sub-groove 112 The groove 11 formed between meaning adjacent two layers is U-shaped groove.Phase due to U-shaped groove To two sidewalls parallel and relative, when relative two sidewall of U-shaped groove is by viscose glue part During 2 connection, the structure of U-lag can be more firm.

Further, the crooked process radius of the bottom of aforementioned first sub-groove 111 and the second sub-groove The crooked process radius of the bottom of 112 is equal.In other words: any phase of aforementioned stratiform bending structure The crooked process radius of the bottom of the U-shaped groove formed between adjacent two-layer is equal, so with convenient The technique effect of processing, and make being more uniformly stressed in metallic fiber piece of felt 1, decrease Stress in metallic fiber piece of felt 1 is concentrated, and improves the service life of metallic fiber piece of felt 1.

In a concrete application example, the degree of depth of aforementioned first sub-groove 111 and the second son The deep equality of groove 112, and the opening of the first sub-groove 111 and the second sub-groove 112 Bottom is corresponding.In other words: the aforesaid i.e. wavelike structure of stratiform bending structure all of The height of crest is equal, and the height of all of trough is the most equal.So, with making metallic fiber The technique effect that the structure of piece of felt 1 is more stable.So that the stress in metallic fiber piece of felt 1 More uniform, decrease the stress in metallic fiber piece of felt 1 and concentrate, improve metal fiber felt The service life of part 1.

As it is shown on figure 3, filtration members 10 of the present utility model also includes electrode connecting portion 3, electricity Pole connecting portion 3 includes at least one positive pole connecting portion and at least one negative pole connecting portion.Positive pole is even Connect portion and negative polarity connecting portion not electrically connect with metallic fiber piece of felt 1.When positive pole connecting portion is with negative When pole connecting portion is connected formation loop respectively with power supply, generate heat after metallic fiber piece of felt 1 energising, The temperature making metallic fiber piece of felt 1 self raises, and then makes to be attached in metallic fiber piece of felt 1 Particulate matter at high temperature there is chemical reaction and generate gaseous material effusion, such that it is able to effectively Remove the particulate matter in metallic fiber piece of felt 1, prevent in particulate matter blocking metallic fiber piece of felt 1 Filtering holes, make filter of the present utility model have regeneration function.

In a concrete application example, above-mentioned filter is for carrying out the tail gas of automobile Filtering, the particulate matter being attached in the metallic fiber piece of felt 1 of filtration members is mainly soot, soot Oxidation reaction occurring under the high temperature higher than 600 degree, generates carbon dioxide and water, water is at high temperature Under become steam, carbon dioxide and steam to be gaseous state, carbon dioxide and steam permissible Escape in the filtering holes of metallic fiber piece of felt 1, such that it is able to effectively remove soot, anti-blocking Filtering holes in cigarette blocking metallic fiber piece of felt 1, reaches the mesh to metallic fiber piece of felt 1 regeneration 's.

Need exist for illustrating: the above-mentioned electrode connecting portion 3 for being connected with the positive pole of power supply Being positive pole connecting portion, the electrode connecting portion 3 for being connected with the negative pole of power supply is negative pole even Meet portion.Above-mentioned electrode connecting portion 3 can be conductive connecting piece, such as copper sheet, iron plate or aluminum Sheet etc..

Describe for convenience, as it is shown on figure 3, aforementioned metal fiber piece of felt 1 is in the first direction The two ends of a can be taken as the first end 101 and the second end 102 respectively.The termination of the first end 101 The termination of the second end 102 is extended in a first direction along track, to form metal fiber felt on a The stratiform bending structure form of part 1.In a concrete application example, this first end 101 Termination and the termination of the second end 102 be placed in the same side of metallic fiber piece of felt 1, to facilitate gold Belong to the termination of the fiber piece of felt 1 termination by this first end 101 and the second end 102 simultaneously with outward Portion's parts connect.

In a concrete application example, as it is shown on figure 3, connect on aforesaid first end 101 Being connected to positive pole connecting portion, the second end 102 connects negative pole connecting portion.So, connect when positive pole Meet portion and negative polarity connecting portion is not connected with outside power supply, when forming the loop of conducting, metal Fiber piece of felt 1 is the most switched on from the first end 101 to the second end 102, and metallic fiber piece of felt 1 is whole Body is as resistance heating, so that the at high temperature generating gasification of the particulate matter in metallic fiber piece of felt 1 Reaction.

In order to the first above-mentioned end 101 is connected with positive pole connecting portion, as shown in Figure 4, this reality The first connector 41 is also included by novel filtration members 10.First connector 41 is provided with One holding tank 411.First connector 41 by this first holding tank 411 by the first end 101 Termination and positive pole connecting portion grip.

In order to the second above-mentioned end 102 is connected with negative pole connecting portion, as it is shown in figure 5, this reality The second connector 42 is also included by novel filtration members 10.Second connector 42 is provided with Two holding tanks 421.Second connector 42 by this second holding tank 421 by the second end 102 Termination and negative pole connecting portion grip.

Need exist for explanation: in an alternative embodiment, in above-described embodiment first Positive pole connecting portion on end 101 and the negative pole connecting portion on the second end 102 can also be adjusted Change, in other words: connecting on the first end 101 has negative pole connecting portion, and the second end 102 connects There is positive pole connecting portion.So can also reach the skill that metallic fiber piece of felt 1 entirety is heated Art effect.

Above-mentioned metallic fiber piece of felt 1 can be formed in one formula structure.But, replace at one In the embodiment in generation, as it is shown on figure 3, aforesaid metallic fiber piece of felt 1 can also be by multiple It is connected in sequence on metal fiber felt component 10 a in a first direction, so with conveniently adding The technique effect of work.Concrete, multiple metal fiber felt components 10 can be machined, The most the plurality of metal fiber felt component 10 is sequentially connected with and assembles.

Describe for convenience, as shown in Figure 3 and Figure 6, by above-mentioned multiple metal fiber felt components Two metal fiber felt components adjacent in 10 are taken as the first metal fiber felt component 110 respectively With the second metal fiber felt component 120.Filtration members 10 of the present utility model also includes the 3rd even Fitting 43.One end of 3rd connector 43 is provided with the 3rd holding tank 431.3rd connector 43 By the 3rd holding tank 431 by one end of the first metal fiber felt component 110 and the second metal One end of fiber felt component 120 grips.Concrete, the first metal fiber felt component 110 One end and one end of the second metal fiber felt component 120 all insert in the 3rd holding tank 431, The width of both superpositions is suitable with the width of the 3rd holding tank 431 so that after both superpositions and The internal wall transitions of the 3rd holding tank 431 or interference fit, so can be by the first metal fiber felt One end of component 110 and one end of the second metal fiber felt component 120 are clamped to tightly In 3rd holding tank 431.

Further, in order to improve the first metal fiber felt component 110 and the second metal fiber felt Component 120 conductive stability between the two, aforesaid 3rd connector 43 is preferably by conducting electricity Material is made, and is such as made up of materials such as copper, ferrum or aluminum.

As shown in Figure 3 and Figure 6, in the 3rd holding tank 431 of aforementioned 3rd connector 43 also Having gripped electrode connecting portion 3, this electrode connecting portion 3 can be positive pole connecting portion or negative pole Connecting portion.In this example, describe for convenience, by multiple metal fiber felt components 10 Two the metal fiber felt components being positioned at two ends are taken as the 3rd metal fiber felt component (in figure respectively Do not indicate) and the 4th metal fiber felt component (not indicating in figure), the 3rd metallic fiber felt One end being positioned at outside of part is the first end 101 of aforementioned metal fiber piece of felt 1, the 4th gold medal The one end being positioned at outside belonging to fiber felt component is the second end of aforementioned metal fiber piece of felt 1 102.Wherein, as it is shown on figure 3, be respectively connected with electrode on the first end 101 and the second end 102 Connecting portion 3, this electrode connecting portion 3 can be positive pole connecting portion or negative pole connecting portion.So, Two ends on each metal fiber felt component 10 a in the first direction are respectively connected with an electrode On two ends on connecting portion 3, and each metal fiber felt component 10 a in the first direction The opposite polarity of electrode connecting portion 3, even one metal fiber felt component 10 is along first party One end on a connect for positive pole connecting portion, then this metal fiber felt component 10 is along the The other end on one direction a connect for negative pole connecting portion.So each metallic fiber felt Part 10 all can be controlled by a control circuit, wherein, in each control circuit All contain one and control switch, can by controlling the corresponding keying controlling switch, with conducting or Disconnect corresponding control circuit, and then make corresponding metal fiber felt component 10 conduct electricity or disconnect Electrical connection.

When the filter of above-described embodiment is applied on vehicle, when the merit of the storage battery on vehicle When rate is not enough to drive whole metallic fiber piece of felt 1, can be made respectively accordingly by control circuit Metal fiber felt component 10 conduct electricity, with make respectively on respective metal fiber felt component 10 Grain thing at high temperature occurs chemical reaction to reach the purpose of regeneration, thus by above-mentioned technical side Case, with stronger practicality.

In a concrete application example, as it is shown on figure 3, aforesaid metallic fiber piece of felt 1 It is to be connected in sequence by four metal fiber felt component 10 a in a first direction.

The above, be only preferred embodiment of the present utility model, not new to this practicality Any pro forma restriction made by type, according to technical spirit of the present utility model to above example institute Any simple modification, equivalent variations and the modification made, all still falls within technical solutions of the utility model In the range of.

Claims (10)

1. a filtration members, it is characterised in that including:

Metallic fiber piece of felt, at least some of edge in a first direction of described metallic fiber piece of felt Track is bent to form stratiform bending structure；Shape between the adjacent two-layer of layered bending structure Become groove；

Viscose glue part；It is provided with described between the two-layer that the least one set of layered bending structure is adjacent Viscose glue part, described viscose glue part connects the adjacent of layered bending structure by the way of bonding Two-layer, and provide support to the adjacent two-layer of layered bending structure；

Wherein, one group of adjacent two-layer of layered bending structure is taken as ground floor and respectively Two layers, the groove formed between described ground floor and the described second layer is taken as the first groove；Described Viscose glue part in first groove coordinates with described ground floor and the described second layer, makes described first recessed The opening of groove by described ground floor and/or the described second layer and described metallic fiber piece of felt with Filtration channel is formed between the side that the opening of described first groove is opposing.

2. filtration members as claimed in claim 1, it is characterised in that

It is adhesively fixed by multiple described viscose glue parts between described ground floor and the described second layer.

3. filtration members as claimed in claim 2, it is characterised in that

Described first groove is U-lag, and relative two sidewall of described U-lag is all square；

Multiple described viscose glue parts are square battle array between relative two sidewall of described U-lag Column uniform intervals is distributed.

4. filtration members as claimed in claim 1, it is characterised in that

Layered bending structure has at least three layers, adjacent two of layered bending structure Group groove is taken as the first sub-groove and the second sub-groove respectively.

5. filtration members as claimed in claim 4, it is characterised in that

Viscose glue part in described first sub-groove is relative with the viscose glue part in described second sub-groove Should.

6. filtration members as claimed in claim 4, it is characterised in that

Described first sub-groove and described second sub-groove are U-shaped groove.

7. filtration members as claimed in claim 6, it is characterised in that

The bottom of the crooked process radius of the bottom of described first sub-groove and described second sub-groove Crooked process radius is equal.

8. filtration members as claimed in claim 4, it is characterised in that

The deep equality of the degree of depth of described first sub-groove and described second sub-groove, and described the The opening of one sub-groove is corresponding with the bottom of described second sub-groove.

9. filtration members as claimed in claim 1, it is characterised in that

Described metallic fiber piece of felt is by multiple metal fiber felt components the most successively It is formed by connecting.

10. filtration members as claimed in claim 9, it is characterised in that

Two metal fiber felt components adjacent in multiple described metal fiber felt components take respectively It is the first metal fiber felt component and the second metal fiber felt component；

Described filtration members also includes connector, and one end of described connector is provided with holding tank, described Connector by described holding tank by one end of described first metal fiber felt component and described the One end of two metal fiber felt components grips.