CN104583574B

CN104583574B - Vehicle air induction conduit

Info

Publication number: CN104583574B
Application number: CN201380044531.4A
Authority: CN
Inventors: 野口法雄; 藤本佑树
Original assignee: Molten Corp
Current assignee: Molten Corp
Priority date: 2012-09-13
Filing date: 2013-09-12
Publication date: 2018-02-09
Anticipated expiration: 2033-09-12
Also published as: CN104583574A; MX2015001977A

Abstract

Porous part is arranged on setting unit by the vehicle of the present invention with air induction conduit in a manner of not producing gap between Porous part and catheter main body.Setting unit (3) is arranged at the planar portions (6) of the surrounding wall portion of catheter main body (2), setting unit (3) is provided with opening portion (4), Porous part (5) is configured in setting unit (3) from the outer side covers opening portion (4) of catheter main body (2), when being arranged on setting unit (3) in a manner of the lid (4) with through-hole section (16) corresponding with opening portion (4) to be configured to the Porous part (5) of setting unit (3) to cover, hook portion (15) is embedded into installation hole portion (18), so as to, the fastener (14) and lid (4) being distributed in a manner of generally spreading all on the direction of the ring-type along wall part (14) are bonded to each other.Installation hole portion (18) can also be arranged on catheter main body (2) side, fastener (14) and hook portion (15) are arranged on lid (4) side, can also be engaged lid (4) with wall part (14) by ultrasonic bonding, Vibration Welding, thermal weld, bonding agent etc..

Description

Vehicle air induction conduit

Technical field

The present invention relates to reduce the vehicle of function with entering with the induction noise when outer gas to be sucked to the internal combustion engine of vehicle Airway.

Background technology

Figure 23 represents vehicle air induction conduit 1001 disclosed in patent document 1.In Figure 23, vehicle air induction conduit 1001 has Standby the Porous part 1002 of writing board shape and the catheter main body 1003 of drum.Porous part 1002 reduces induction noise, by Fiber it is not woven into and the adhesive-bonded fabric formed body by being press-formed into writing board shape is formed.The catheter main body 1003 of drum The part of Porous part 1002 planar portions 1004 protruding outside as the diametric(al) to catheter main body 1003 are set and formed. An opening portion 1005 is provided with planar portions 1004.The transtracheal catheter main body 1003 of opening portion 1005 it is inside and outside.Moreover, with covering The mode of opening portion 1005, the outer lateral planar portions using Liu Ding or bonding agent etc. by Porous part 1002 from catheter main body 1003 1004 engagements.The one end of catheter main body 1003 forms the air inlet 1006 for importing outer gas.The other end of catheter main body 1003 Form the linking part 1007 for the air purifier outside figure.

But the vehicle air induction conduit 1001 shown in Figure 23 possesses the position of Porous part 1002 in planar portions 1004 The construction in the direction parallel with the air draught flowed in catheter main body 1003 is limited to, but is utilizing Liu Ding by Porous In the case that part 1002 engages with planar portions 1004, exist between easily being produced between Porous part 1002 and catheter main body 1003 Gap, if producing the gap, redundantly the hot-air in suction engine room, dysgenic lack is produced to engine performance Point.

In addition, as shown in figure 24, from setting vehicle to be considered with the surrounding environment of air induction conduit 1001, by catheter main body 1003 Be set to the bend pipe with straight sections 1008,1009 and bent portion 1010, from induction noise reduce function from the viewpoint of, sometimes without Method reduces the Porous part 1002 on the direction parallel with the air draught flowed from air inlet 1006 in catheter main body 1003 Size, in this case, due to the shape of planar portions 1004 is maintained into plane, so as entering in planar portions 1004 The moulding that the downstream barrier 1011 in flow of air direction protrudes laterally from bent portion 1010.

On the vehicle air induction conduit 1001 of the Figure 24, analyzed as flowing resistance, by vehicle air induction conduit 1001 Area=3914mm in the direction cut-out orthogonal with charge air flow², in vehicle be with traffic flow in air induction conduit 1001 10m³/ min air, the pressure loss of the near exit of vehicle air induction conduit 1001 is sought by analysis, obtains the pressure loss =-752Pa.In addition, the streamline for analyzing to obtain by flowing resistance represents it is the result shown in Figure 25.

In Figure 25,1012 represent the streamline from the side of straight sections 1008 into catheter main body 1003, and 1013 represent from Porous Part 1002 and opening portion 1005 enter the streamline of catheter main body 1003.If observing the Figure 25, the stream at barrier 1011 is found Confusion occurs for line 1014, and flowing resistance is larger.

In addition, though it is also contemplated that remove Figure 24 shown in planar portions 1004, utilize the flat board being shaped to shown in Figure 24 The Porous part 1002 of shape block across and straight sections 1008 and bent portion 1010 and the opening portion 1005 that is formed, but in the feelings Under condition, because Porous part 1002 is shaped to writing board shape, so in the presence of easily in Porous part 1002 and catheter main body 1003 Between produce gap, if producing the gap, redundantly suck engine room in hot-air, to induction noise reduce function and Engine performance produces the shortcomings that harmful effect.

Figure 26 represents the vehicle air induction conduit 1101 disclosed in patent document 2.In Figure 26, vehicle air induction conduit 1101 Possess 1102, two Porous parts 1103 of catheter main body and two lids 1104 of hollow square tubular shape.As conduit master The surrounding wall portion of body 1102 and the planar portions formed, are respectively arranged with multiple opening portions 1105 and hole portion 1106.The He of opening portion 1105 The transtracheal catheter main body 1102 of hole portion 1106 it is inside and outside.Porous part 1103 is with from the multiple openings of the outer side covers of catheter main body 1102 The mode in portion 1105, it is made up of aeration adhesive-bonded fabric, polyester foam, felt, asbestos board, mineral wool etc..Lid 1104 is from outside Porous part 1103 is kept, is formed as being provided with the lattice shape of multiple through-hole sections 1107.In turning into for lid 1104 The part of lattice shape is provided with multiple convex portions 1108, and the flange part 1109 of a side of lid 1104 is provided with convex portion 1110, The flange part 1111 of the opposing party of lid 1104 is provided with hole portion 1112.Moreover, to cover the side of multiple opening portions 1105 Formula, after the planar portions coating Porous part 1103 of the outer lateral tubes main body 1102 of catheter main body 1102, from catheter main body The lid 1104 of 1102 a pair of outer lateral 1103 coating of Porous part, hole portion 1112 is arranged on by convex portion 1110, another aspect, Convex portion 1108 penetrates Porous part 1103 installed in the hole portion 1106 of catheter main body 1102, thus, utilizes a pair of lid 1104 are fixed on the Porous part 1103 for covering opening portion 1105 in the outside of the planar portions of catheter main body 1102.

But the vehicle shown in Figure 26 is construed as limiting more with air induction conduit 1101 due to not in catheter main body 1102 The part of the position of hole matter part 1103, so in the case where Porous part 1103 is coated on catheter main body 1102, is present Porous part 1103 relative to catheter main body 1102 the unfixed shortcoming in position.Further, since it is to utilize the flat of lid 1104 The part of the lattice shape of plate shape and catheter main body 1102 clip Porous part 1103 construction of support, so existing easily Gap is produced between Porous part 1103 and catheter main body 1102, if producing the gap, is redundantly sucked in engine room Hot-air, to engine performance produce harmful effect the shortcomings that.

Figure 27 represents the vehicle air induction conduit 1201 disclosed in patent document 3.In Figure 27, vehicle air induction conduit 1201 Possess 1202, Porous parts 1203 of catheter main body and a lid 1204 of hollow drum.Catheter main body 1202 Possess semicircular first halfbody 1205 and semicircular second halfbody 1206.First halfbody 1205 and the second halfbody 1206 are harmonious And turn into hollow drum, by by the flange part 1208 of the halfbody 1206 of flange part 1207 and second of the first halfbody 1205 It is engaged with each other, to form catheter main body 1202.First halfbody 1205 is provided with circular opening portion 1209, a pair of fin 1210 and two installation hole portions 1211.Circumferentially extending of a pair of the fin 1210 along catheter main body 1202 simultaneously connects with flange part 1207 Connect.In the part enclosed by fin 1210 and flange part 1207 of catheter main body 1202, set multiple in catheter main body 1202 The opening portion 1209 of circumferential array.Porous part 1203 is with from the multiple opening portions 1209 of the outer side covers of catheter main body 1202 The part with aeration that mode is made up of adhesive-bonded fabric etc..Lid 1204 is formed by synthetic resin, to cover Porous part 1203 size, be formed as the part identical curved enclosed by fin 1210 and flange part 1207 with catheter main body 1202 Shape.Formed with the through-hole section 1212 associated with opening portion 1209 on lid 1204.In the catheter main body 1202 weeks of lid 1204 To both ends be provided with fastener 1213.Fastener 1213 is provided with hook portion 1214.Moreover, with from catheter main body The mode of the 1202 multiple opening portions 1209 of outer side covers, is enclosed in catheter main body 1202 by fin 1210 and flange part 1207 Part coating Porous part 1203 after, will from the outer lateral coating lid 1204 of Porous part 1203 of catheter main body 1102 Fastener 1213 and hook portion 1214 are embedded into installation hole portion 1211, and hook portion 1214 is fixed on into installation hole portion 1211, so as to, Lid 1204 is combined with catheter main body 1202, and Porous part 1203 clips support by catheter main body 1202 and lid 1204.

But because the vehicle air induction conduit 1201 shown in Figure 27 is multiple opening portions 1209 in catheter main body 1202 The construction of circumferential array, it is therefore desirable in multiple places on the flow direction for flowing the air inside catheter main body 1202 It is provided separately by Porous part 1203, lid 1204, multiple opening portions 1209, a pair of fin 1210 and a pair of installation The part that hole portion 1211 is formed, it is complicated.Further, since it is the structure at the both ends that fastener 1213 is arranged on lid 1204 Make, so the diametric outside of the oriented catheter main body 1202 in the part for being provided with multiple through-hole sections 1212 of lid 1204 takes off From tendency, if the part for being provided with multiple through-hole sections 1212 of lid 1204 is to the diametric outside of catheter main body 1202 Depart from, then exist easily in catheter main body 1202 by the part that fin 1210 and flange part 1207 are enclosed and Porous part 1203 Between produce gap, if producing the gap, redundantly suck engine room in hot-air, to engine performance produce it is bad The shortcomings that influence.

Prior art literature

Patent document

Patent document 1：No. 3517608 publications of Japanese Patent No.

Patent document 2：Japanese Patent Publication 6-10116 publications

Patent document 3：No. 2011/155437 publication of WO

The content of the invention

Problems to be solved by the invention

The present invention is to complete in view of the aforementioned technical background, it is intended that in setting using lid and catheter main body Put portion by Porous part clip support have induction noise reduce function vehicle air induction conduit in so that Porous part with Porous part is arranged on setting unit by the mode for not producing gap between setting unit.

Solution to problem

In three present invention, possess with vehicle with air induction conduit：Be formed as the catheter main body of hollow square tubular shape；Leading The curved that the surrounding wall portion of pipe main body is set in a manner of being bent on the flow direction of the air inside by catheter main body The setting unit of shape；The opening portion of setting unit is formed in a manner of inside and outside transtracheal catheter main body；To be covered on the outside of catheter main body The mode in cover gab portion is configured at the Porous part of setting unit；And with the opening portion ventilation made it possible to catheter main body The lid of through-hole section, setting unit is arranged in a manner of lid is configured at into the Porous part of setting unit to cover, so as to more It is common item that hole matter part clips support by lid and setting unit, it is characterised in that in setting unit, wall part is to lid pleurapophysis Go out, and be formed as surrounding the ring-type of opening portion, next door portion, by multiple fasteners with hook portion with along wall part Ring-type direction on the mode that generally spreads all over be distributed and be protrusively provided in parallel with each other from wall part to lid side, It is provided with that number is corresponding with fastener to install hole portion in the peripheral part of lid, lid is being configured at the more of setting unit to cover When the mode of hole matter part is arranged on setting unit, fastener and hook portion are embedded into installation hole portion, hook portion is fixed on installation Hole portion, so as to which lid is combined with catheter main body, or characterized in that, in setting unit, wall part is prominent to lid side, and shape As surrounding the ring-type of opening portion, next door portion is provided with that number is corresponding with fastener to install hole portion, in the peripheral part of lid, Multiple fasteners with hook portion are disperseed in a manner of generally spreading all on the direction around the peripheral part along lid Configure and be protrusively provided in parallel with each other from lid to conduit main body side, lid is being configured at the more of setting unit to cover When the mode of hole matter part is arranged on setting unit, fastener and hook portion are embedded into installation hole portion, hook portion is fixed on installation Hole portion, so as to which lid is combined with catheter main body, or characterized in that, in setting unit, wall part is prominent to lid side, and is formed To surround the ring-type of opening portion, when being arranged on setting unit in a manner of lid to be configured to the Porous part of setting unit to cover, The peripheral part of lid is combined with wall part by any one of ultrasonic bonding, Vibration Welding or thermal weld, or passes through base The peripheral part of lid is combined with wall part in the bonding of bond.In three other present invention, with vehicle air induction conduit Possess：Be formed as the catheter main body of hollow square tubular shape；In the setting that the planar portions of the composition surrounding wall portion of catheter main body are set Portion；The opening portion of setting unit is formed in a manner of inside and outside transtracheal catheter main body；With from the outer side covers opening portion of catheter main body Mode be configured at the Porous part of setting unit；And with the through-hole section for making it possible to the opening portion ventilation to catheter main body Lid, catheter main body is arranged in a manner of lid is configured at into the Porous part of setting unit to cover, so as to Porous part It is common item to clip support by lid and setting unit, it is characterised in that in setting unit, wall part is prominent to lid side, and And be formed as surrounding the ring-type of opening portion, next door portion, by multiple fasteners with hook portion with the ring along wall part The mode generally spread all on the direction of shape is distributed and is protrusively provided in parallel with each other from wall part to lid side, is covering The peripheral part of son is provided with that number is corresponding with fastener to install hole portion, and lid is being configured at into the Porous of setting unit to cover When the mode of part is arranged on setting unit, fastener and hook portion are embedded into installation hole portion, hook portion is fixed on installation hole portion, So as to which lid is combined with catheter main body, or characterized in that, in setting unit, wall part is prominent to lid side, and is formed as wrapping The ring-type of opening portion is enclosed, next door portion is provided with number installation hole portion corresponding with fastener, in the peripheral edge portion of lid, will had The multiple fasteners for having hook portion are distributed in a manner of generally spreading all on the direction around the peripheral part along lid And it is protrusively provided in parallel with each other from lid to conduit main body side, lid is being configured at the Porous of setting unit to cover When the mode of part is arranged on setting unit, fastener and hook portion are embedded into installation hole portion, hook portion is fixed on installation hole portion, So as to which lid is combined with catheter main body, or characterized in that, in setting unit, wall part is prominent to lid side, and is formed as wrapping The ring-type of opening portion is enclosed, when being arranged on setting unit in a manner of lid to be configured to the Porous part of setting unit to cover, is passed through Any one of ultrasonic bonding, Vibration Welding or thermal weld are combined the peripheral part of lid with wall part, or by based on viscous The bonding of fitting is combined the peripheral part of lid with wall part.

Invention effect

In the present invention, next door portion, by multiple fasteners with hook portion with the direction of the ring-type along wall part On the mode that generally spreads all over be distributed and be protrusively provided in parallel with each other from wall part to lid side, in the periphery of lid Portion is provided with number installation hole portion corresponding with fastener, or, next door portion is provided with number mounting hole corresponding with fastener Portion, in the peripheral part of lid, by multiple fasteners with hook portion with the direction around the peripheral part along lid The mode generally spread all over is distributed and is protrusively provided in parallel with each other from lid to conduit main body side, by lid to cover When the mode for the Porous part that lid is configured at setting unit is arranged on setting unit, hook portion is fixed on installation hole portion, so as to lid Combined with catheter main body, or by ultrasonic bonding, Vibration Welding or thermal weld any one by the peripheral part of lid with every Wall portion combines, or by being combined the peripheral part of lid with wall part based on the bonding of bond, so as to have in Porous part Gap will not be produced between setting unit, the hot-air that will not redundantly suck in engine room, can be reduced in catheter main body The effect of the flowing resistance in portion.Further, since wall part and fastener protrude in parallel with each other, therefore, have and draped over one's shoulders by lid In the case of covering, multiple fasteners and multiple installation hole portions are properly embedded, installation of the lid to setting unit becomes easy Effect.In the present invention, in the lid, cover that wall portion is prominent to conduit main body side, and be formed as surrounding the ring-type of through-hole section, have When lid is arranged on into setting unit in a manner of covering Porous part, if to surround the peripheral part of the wall part of setting unit Mode, which configures, covers wall portion, then does not produce the effect in gap between the peripheral part of Porous part and setting unit.

Brief description of the drawings

Fig. 1 is the stereogram for the vehicle air induction conduit that exploded representation is used for the mode 1 to carry out an invention；

Fig. 2 is the stereogram for the catheter main body that exploded representation is used for the mode 1 to carry out an invention；

Fig. 3 is the stereogram of the vehicle air induction conduit for the mode 1 for carrying out an invention that represents；

Fig. 4 is Fig. 3 101-101 line profiles；

Fig. 5 is Fig. 3 102-102 line profiles；

Fig. 6 is the flowing resistance analysis chart of the streamline of the vehicle air induction conduit for the mode 1 for carrying out an invention that represents；

Fig. 7 is the section suitable with 102-102 line profiles of the vehicle air induction conduit of the mode 2 for carrying out an invention Figure；

Fig. 8 is the section suitable with 102-102 line profiles of the vehicle air induction conduit of the mode 3 for carrying out an invention Figure；

Fig. 9 is the section suitable with 102-102 line profiles of the vehicle air induction conduit of the mode 4 for carrying out an invention Figure；

Figure 10 is the top view of the vehicle air induction conduit for the mode 5 for carrying out an invention that represents；

Figure 11 is the side view of the vehicle air induction conduit for the mode 5 for carrying out an invention that represents；

Figure 12 is Figure 10 103-103 line profiles；

Figure 13 is the stereogram for the vehicle air induction conduit that exploded representation is used for the mode 6 to carry out an invention；

Figure 14 is the stereogram for the catheter main body that exploded representation is used for the mode 6 to carry out an invention；

Figure 15 is the stereogram of the vehicle air induction conduit for the mode 6 for carrying out an invention that represents；

Figure 16 is Figure 15 104-104 line profiles；

Figure 17 be the vehicle air induction conduit of the mode 7 for carrying out an invention with 104-104 line profiles are suitable cuts open Face figure；

Figure 18 be the vehicle air induction conduit of the mode 8 for carrying out an invention with 104-104 line profiles are suitable cuts open Face figure；

Figure 19 be a part for the vehicle air induction conduit of the mode 9 for carrying out an invention with 101-101 line profiles Similar profile；

Figure 20 be a part for the vehicle air induction conduit of the mode 10 for carrying out an invention with 101-101 line profiles Similar profile；

Figure 21 is the stereogram for the part that exploded representation is used for the vehicle air induction conduit of mode 11 to carry out an invention；

Figure 22 be the vehicle air induction conduit of the mode 11 for carrying out an invention to 101-101 line profiles are similar cuts open Face figure；

Figure 23 is the stereogram of the conventional vehicle air induction conduit of exploded representation；

Figure 24 is the stereogram for the vehicle air induction conduit for representing comparative example；

Figure 25 is the flowing resistance analysis chart of the streamline for the vehicle air induction conduit for representing comparative example；

Figure 26 is the stereogram of the other conventional vehicle air induction conduit of exploded representation；

Figure 27 is the stereogram of the another other conventional vehicle air induction conduit of exploded representation.

Embodiment

In the mode for carrying out an invention, same-sign is marked with to the part with identical function to illustrate.

Referring to figs. 1 to Fig. 6, the vehicle air induction conduit 1 of the mode 1 for carrying out an invention is illustrated.Such as Fig. 1 institutes Show, the vehicle air induction conduit 1 of the mode 1 for carrying out an invention forms the purification of air of the internal combustion engine for the vehicle to outside figure Device sucks the pipeline of outer gas, as the part respectively constituted, possesses catheter main body 2, Porous part 3 and lid 4.Catheter main body 2 are formed with the hollow square tubular shape that is surrounded by the surrounding wall portion that 4 planar portions 5,6,7,8 are formed using synthetic resin, On the other hand, possess straight sections 9,10 and bent portion 11, and as the flow direction 12 of the air inside catheter main body 2 will be passed through Change into the bend pipe in the direction parallel with planar portions 5,6 and the direction intersected with planar portions 5,6 and form.Due to straight sections 9,10 With the presence of bent portion 11, catheter main body 2 turns into the side parallel with the flow direction 12 by the air inside catheter main body 2 The bend pipe being bent upwards.The one end of catheter main body 2, which is formed, imports outer gas side.The other end of catheter main body 2 is formed to air Clarifier supply outer gas side.Straight sections 9 are configured in the one end side of catheter main body 2.Straight sections 10 are configured in the another of catheter main body 2 One end side.Bent portion 11 is the part for being connected with each other straight sections 9,10.

In the outer surface of a planar portions 6 of catheter main body 2, setting unit 14 is provided with, as configuration Porous part 3 Part.Setting unit 14 be across and straight sections 9 and bent portion 11, with the flow direction 12 by the air inside catheter main body 2 Be formed as the moulding of curve form on parallel direction.Be provided with setting unit 14 opening portion 15, glazing bar portion 16, wall part 17 with And convex portion 18.The transtracheal catheter main body 2 of opening portion 15 it is inside and outside, across and straight sections 9 and bent portion 11 and multiple opening portions 15 are set. Multiple opening portions 15 are spaced apart from each other by glazing bar portion 16.The face of the side of lid 4 of setting unit 14 and the side of lid 4 in glazing bar portion 16 Face forms the same face.

Wall part 17 by relative to the outer surface of straight sections 9 for pre-determined angle in a manner of i.e. in parallel with each other from The peripheral part of setting unit 14 is prominent to the side of lid 4, and is formed as surrounding the ring-type of multiple opening portions 15 and glazing bar portion 16.Straight tube The outer surface in portion 9 is the face of the side of lid 4 of straight sections 9.In the following description, pre-determined angle is with utilizing shaping Mould catheter main body 2 or lid 4 are molded after from the consistent angle in direction of the mould demoulding, be not limited to right angle.Next door Portion 17 is not limited to the continuous moulding free of discontinuities on the direction for surrounding opening portion 15 and glazing bar portion 16, even there is provided interruption Moulding can also be applicable.The height prominent to the side of lid 4 from setting unit 14 of wall part 17 is smaller than the thickness of Porous part 3 Size.That is, Porous part 3 is contained in the inner side of wall part 17 and contacted with setting unit 14 and glazing bar portion 16 and In the state of whole coverings of multiple opening portions 15, a part for Porous part 3 is prominent from wall part 17 to the side of lid 4.

Multiple fasteners 19 are provided with next door portion 17.Fastener 19 is with the direction of the ring-type along wall part 17 The mode generally spread all over is distributed, and is in a manner of being pre-determined angle relative to the outer surface of straight sections 7 Protruded in parallel with each other from the protruding end of wall part 17 towards the side of lid 4.In Fig. 1, fastener 19 is with the upper following of next door portion 17 Portion and left and right piece portion are distributed multiple modes respectively, disperse with generally spreading all on the direction of the ring-type along wall part 17 Configuration.The front end of fastener 19 is provided with hook portion 20.Convex portion 18 with from setting unit 14 positioned at the part of the side of opening portion 15 To the side of lid 4 in a manner of pre-determined angle is holded up it is prominent, and be formed as surrounding multiple opening portions 15 and glazing bar portion 16 Ring-type.Convex portion 18 is not limited to the continuous moulding free of discontinuities on the direction for surrounding opening portion 15 and glazing bar portion 16, even It can be also applicable there is provided the moulding of interruption.

Porous part 3 be in order to absorb from internal combustion engine from catheter main body 2 to vehicle suction outer gas caused by resonance and Reduce induction noise and configure the part in setting unit 14, and be to utilize the adhesive-bonded fabric with aeration, will be along by leading On the direction of the flow direction 12 of air inside pipe main body 2 be shaped so as to the identical curve form of setting unit 14, with Reduce the moulding of the flowing resistance inside catheter main body 2.Thus, Fig. 1 Porous part 3 and Figure 23 conventional writing board shape Porous part 1002 is compared, and area increases and improves acoustical absorbance properties.Porous part 3 is formed as size and the inner side of wall part 17 is suitable The curve form of conjunction.In the case where Porous part 3 is coated in setting unit 14, Porous part 3 is contained in wall part 17 Inner side simultaneously contacts with setting unit 14 and glazing bar portion 16 and covers the whole of multiple opening portions 15.

Lid 4 be formed using synthetic resin, for the size of covering Porous part 3 and wall part 17 and be formed as with The moulding of the identical curve form of setting unit 14.Through-hole section 22, glazing bar portion 23 are provided with lid 4, hole portion 24 is installed, covers wall portion 25th, recess 26 and convex portion 27.Through-hole section 22 makes it possible to ventilate to opening portion 15, with each phase with multiple opening portions 15 The mode of association sets multiple through-hole sections 22.Multiple through-hole sections 22 are spaced apart by glazing bar portion 23.Across and lid 4 peripheral part and cover Wall portion 25, with multiple fasteners 19 each be arranged in correspondence with it is multiple installation hole portions 24, and with relative to lid 4 with it is straight The planar portions that the outer surface of pipe portion 9 is parallel are formed parallel to each other installation hole portion 24 for the mode of pre-determined angle. Cover wall portion 25 using the planar portions parallel with the outer surface of straight sections 9 relative to lid 4 as pre-determined angle i.e. each other It is abreast prominent from the peripheral part of lid 4 to the side of catheter main body 2, and be formed as surrounding multiple through-hole sections 22 and glazing bar portion 23 Ring-type.Cover wall portion 25 and be not limited to the continuous moulding free of discontinuities on the direction for surrounding through-hole section 22 and glazing bar portion 23, even It can be also applicable there is provided the moulding of interruption.Alternatively, it is also possible to next door portion 17 and cover both wall portions 25 setting interruption.

In addition, catheter main body 2 can also be configured to, by the way that synthetic resin material injection moulding mould is formed as into one The pipe of hollow square tubular shape, still, in the embodiment 1 for carrying out an invention as shown in Figure 2, illustrate by that will close Resin material injection moulding mould and two main bodys being formed form the situation that body 29,30 is formed.

Reference picture 2, two main bodys composition body 29,30 of the embodiment 1 for carrying out an invention is illustrated.One side's Main body, which forms body 29, to be possessed：It is not provided with a planar portions 5 of setting unit 14；Put down from planar portions 5 to the inner side of catheter main body 2 is prominent Face 31,32；With from planar portions 31,32 to the flange part 33,34 protruding outside of catheter main body 2.The main body of the opposing party forms body 30 possess：It is provided with a planar portions 6 of setting unit 14；The planar portions 35,36 prominent to the inner side of catheter main body 2 from planar portions 6； From planar portions 35,36 to the flange part 37,38 protruding outside of catheter main body 2.

It is harmonious with forming a hollow square tubular shape moreover, two main bodys form body 29,30, flange part 33,37 connects each other Sealing shape is combined into, flange part 34,38 is engaged with each other to seal shape.Thus, as shown in Figure 4, planar portions 31,35 are formed and not set There are a planar portions 7 of setting unit 14, planar portions 32,36 form a planar portions 8 for being not provided with setting unit 14, two main body structures Adult 29,30 is formed as the catheter main body 2 shown in the Fig. 1 for possessing setting unit 14.

If Fig. 4 and Fig. 5 are as representing imaginary line, wall portion 25 is covered by being set in lid 4, so as in the position of lid 4 Recess 26 is formed in the part of the side of catheter main body 2.Cover wall portion 25 the height prominent to the side of catheter main body 2 from lid 4 be than every The low size of the height of wall portion 17.That is, when Porous part 3 is contained in the inner side of wall part 17 and with setting unit 14 Contacted with glazing bar portion 16 by the state of whole coverings of multiple opening portions 15, lid 4 is coated in Porous part 3 and next door In portion 17, fastener 19 and hook portion 20 are embedded into installation hole portion 24, hook portion 20 is fixed on installation hole portion 24, by lid In the case that 4 are combined with catheter main body 2, lid 4 is not in a manner of making Porous part 3 from the disengaging of setting unit 14 by Porous part 3 Withstand on setting unit 14.

Recess 26 is the moulding surrounded by covering wall portion 25 in the side opening of catheter main body 2 of lid 4.Convex portion 27 with from Lid 4 positioned at cover the part of the side of wall portion 25 to the side of catheter main body 2 prominent, and the shape in a manner of pre-determined angle is holded up As the multiple through-hole sections 22 of encirclement and the ring-type in glazing bar portion 23.Convex portion 27 is not limited to surrounding through-hole section 22 and glazing bar portion 23 Continuous moulding free of discontinuities on direction, even can be also applicable there is provided the moulding of interruption.Alternatively, it is also possible in convex portion 18 and Both convex portions 27 set interruption.

In addition, the convex portion 18 of catheter main body 2 and the convex portion 27 of lid 4 are configured to, lid 4 is being installed on catheter main body 2 In the case of, alternately it is configured in the direction parallel with the planar portions 6 of catheter main body 2.Illustrated in Fig. 4 and Fig. 5, with leading On the parallel direction of the planar portions 6 of pipe main body 2, convex portion 18 is configured the situation of the side of opening portion 15 is being leaned on than convex portion 27.Relative to This, is although eliminating diagram, on the direction parallel with the planar portions 6 of catheter main body 2, convex portion 18 is configured It can be also applicable in the case of leaning on the side of wall part 17 than convex portion 27.

Reference picture 4 and Fig. 5, the situation that Porous part 3 is arranged on to catheter main body 2 using lid 4 is illustrated.Such as figure It is shown in solid in 4 and Fig. 5, Porous part 3 is contained in the inner side of wall part 17.Thus, Porous part 3 is properly configured In setting unit 14, the peripheral part of Porous part 3 will not be rolled from setting unit 14, Porous part 3 and setting unit 14 and glazing bar portion 16 Contact and cover the whole of multiple opening portions 15.Then, the lid 4 represented in imaginary line is draped over one's shoulders as represented in solid line It is overlying on Porous part 3 and wall part 17.In such coating in the case of lid 4, wall part 17, fastener 19 and wall is covered Portion 25 by relative to the outer surface of straight sections 9 for pre-determined angle in a manner of protrude in parallel with each other, therefore by from Direction coating lid 4 relative to the outer surface of straight sections 9 for pre-determined angle, so as to whole installations of lid 4 Hole portion 24 is embedded in whole fasteners 19, so installation of the lid 4 to setting unit 14 becomes easy.

In addition, it is embedded into whole installation hole portions 24, lid 4 with by the fastener 19 of whole and whole hook portions 20 Peripheral part, glazing bar portion 23 and convex portion 27 by Porous part 3 to the side compression of setting unit 14, the hook portion 20 of whole is fixed on Whole installation hole portions 24, lid 4 are combined with catheter main body 2.In the case where so lid 4 is combined with catheter main body 2, card Stop 19 is distributed in a manner of generally spreading all on the direction of the ring-type along wall part 17, thus lid 4 can with The peripheral part of Porous part 3 is withstood on setting unit by the mode for not producing gap between the peripheral part of Porous part 3 and setting unit 14 14。

In addition, in the case where lid 4 is combined with catheter main body 2, the wall portion 25 of covering of lid 4 is configured to surround setting unit Porous part 3 is compressed and clips support by the peripheral part of 14 wall part 17, lid 4 and setting unit 14, so as in Porous part 3 Peripheral part and setting unit 14 between do not produce gap, therefore, the hot-air that will not redundantly suck in engine room, can drop Low latitude gas passes through the flowing resistance in the case of the inside of catheter main body 2.In addition, Porous part 3 is by the glazing bar portion 16 of catheter main body 2 Clipped with the glazing bar portion 23 of lid 4, so as to prevent sinking for Porous part 3.

In addition, as shown in solid in Fig. 4 and Fig. 5, the Porous part 3 of curve form is being utilized into setting unit 14 and lid In the case that son 4 clips support, the periphery of Porous part 3 is alternately compressed in convex portion 18,27 in the direction parallel with planar portions 6 Portion, therefore prevent the position of Porous part 3 to deviate, on the other hand, can be in a manner of not producing gap by Porous part 3 Peripheral part is close contact in setting unit 14, can prevent the hot-air redundantly sucked in engine room from the peripheral part of Porous part 3. Wall portion 25 is covered further, since being provided with lid 4, so compared with not being provided with the structure for the tabular for covering wall portion 25 in lid 4, lid The shape of son 4 is suitably maintained.Even if removing any one of convex portion 18,27 or both, can also be applicable.

In addition, although diagram is eliminated, but it is also possible to pass through any of ultrasonic bonding, Vibration Welding or thermal weld One or the bonding based on bond, lid 4 and fastener 19 are bonded to each other.In such a case, it is possible to consider, by super Any one of sound wave welding, Vibration Welding or thermal weld are combined hook portion 20 with lid 4, or by based on bond Bonding is combined hook portion 20 with lid 4, or, does not set hook portion 20 in fastener 19, and passes through ultrasonic bonding, vibration Any one of welding or thermal weld are combined fastener 19 with lid 4, or by will be engaged based on the bonding of bond Portion 19 is combined with lid 4.Fastener 19 can also be removed, using fasteners such as Liu Ding or screws by lid 4 and the knot of setting unit 14 Close.

As shown in fig. 6, resistance analysis is aerated to assembled vehicle air induction conduit 1, by vehicle air induction conduit 1 Area=3914mm in the direction cut-out orthogonal with charge air flow², in vehicle with traffic flow in air induction conduit 1 be 10m³/ Min air, the pressure loss of the near exit of vehicle air induction conduit 1 is sought by analysis, obtains the pressure loss=- 654Pa, The pressure loss=- the 654Pa, change than the pressure loss=- 752Pa in the conventional vehicle air induction conduit 1001 shown in Figure 24 It has been apt to about 13%.In addition, the streamline for analyzing to obtain by flowing resistance represents it is the result shown in Fig. 6.In Fig. 6,39 represent into Enter the streamline of the air of catheter main body 2,40 expressions enter the streamline of the air of catheter main body 2 from Porous part 3 and opening portion 15. If observing the Fig. 6, it is found that the streamline at the straight sections 9 of catheter main body 2 and bent portion 11 is not chaotic, therefore, flowing resistance It is smaller.

Reference picture 7, the vehicle air induction conduit 1 of the mode 2 for carrying out an invention is illustrated.For what is carried out an invention For the vehicle of mode 2 with air induction conduit 1, Porous part 3 is configured to the writing board shape with pliability.Moreover, by Porous part 3 Setting unit 14 is configured at, lid 4 is coated on Porous part 3 and wall part 17, wall portion 25 will be covered and configure next door portion 17 Peripheral part, it is accompanied by this, Porous part 3 to the side compression of setting unit 14, fastener 19 and hook portion 20 is embedded into by convex portion 27 Install hole portion 24, by hook portion 20 be fixed on installation hole portion 24, so as to, turn into lid 4 and combined with catheter main body 2, with encirclement every The mode of the peripheral part of wall portion 17, which is configured with, covers wall portion 25, and Porous part 3 is compressed and clips support by lid 4 and setting unit 14 Form.

Reference picture 8, the vehicle air induction conduit 1 of the mode 3 for carrying out an invention is illustrated.For what is carried out an invention Setting unit 14 is arranged at straight sections 10 by the vehicle of mode 3 with air induction conduit 1, and the straight sections 10 are located to be leaned on than bent portion 11 By the position in the downstream of the flow direction 12 of the air inside catheter main body 2, setting unit 14 and wall part 17 by leading The upstream side of the flow direction 12 of air inside pipe main body 2 from the planar portions 5 of straight sections 10 height prominent to the side of lid 4 most Height, by the downstream of the flow direction 12 of the air inside catheter main body 2 from the planar portions 5 of straight sections 10 to the pleurapophysis of lid 4 The height gone out is minimum.In other words, setting unit 14 is arranged at planar portions 5, and the moulding of setting unit 14 and wall part 17 is, with from logical The upstream side to downstream of the flow direction 12 for the air crossed inside catheter main body 2, height smoothly step-down.Thus, lid 4, The curve form of setting unit 14 and Porous part 3 is configured to and the lid 4 shown in Fig. 1, setting unit 14 and Porous part 3 The different shape of curve form.Although Fig. 8 Porous part 3, compared with Fig. 1 Porous part 3, bending is small, by the greatest extent Possibly there is no the difference of height at setting unit 14, so as to reduce flowing resistance.In addition, Fig. 8 Porous part 3 is with Figure 23's The Porous part 1002 of conventional writing board shape is compared, and area adds, so as to improve acoustical absorbance properties.In addition, in Fig. 8, show Example by planar portions 5 are configured knee outer circumferential side, planar portions 6 are configured into the inner circumferential side in knee in a manner of, bend pipe The situation that portion 11 is bent from bent portion 11 to straight sections 10.In contrast, even in by face 5 configuration knee inner circumferential Side, planar portions 6 are configured to the mode in the outer circumferential side in knee, the situation that bent portion 11 is bent from bent portion 11 to straight sections 10 Under, it can also be referred to as planar portions 6 by Fig. 8 planar portions 5, similarly be applicable.

Reference picture 9, the vehicle air induction conduit 1 of the mode 4 for carrying out an invention is illustrated.For what is carried out an invention The vehicle of mode 4 makes catheter main body 2 with air induction conduit 1 on the flow direction 12 of the air inside by catheter main body 2 The position in glazing bar portion 16 and the glazing bar portion 23 of lid 4 is alternately formed.Moreover, Porous part 3 is configured at into setting unit 14, will cover Son 4 is coated on Porous part 3 and wall part 17, convex portion 27 by Porous part 3 to the side compression of setting unit 14, by the He of fastener 19 Hook portion 20 is embedded into installation hole portion 24, hook portion 20 is fixed on into installation hole portion 20, so as to turn into lid 4 and catheter main body 2 With reference to covering wall portion 25 to be configured with a manner of surrounding the peripheral part of wall part 17, lid 4 and setting unit 14 press Porous part 3 Contract and clip the form of support.

Reference picture 10 illustrates to Figure 12 to the vehicle air induction conduit 1 of the mode 5 for carrying out an invention.Such as Figure 10 And shown in Figure 11, the catheter main body 2 for the vehicle air induction conduit 1 of the mode 5 to carry out an invention is configured to, to pass through conduit master The bend pipe to be twisted centered on the flow direction 12 of air inside body 2.Especially, as shown in FIG. 11 and 12, in conduit Each planar portions of two planar portions 5,6 of main body 2, setting unit 3 are formed as and the flowing by the air inside catheter main body 2 The parallel curve form in direction 12 and be separately provided, in each setting unit of the setting unit 3 of both sides, Porous part is individually arranged 3, lid 4 is installed individually for each setting unit of the setting unit 3 of both sides.

Specifically, Tu12Zhong, the Porous part 3 of a side shown in solid is configured into the setting in a side of planar portions 5 Portion 14, the lid 4 of the side shown in imaginary line is coated in the next door of the side of Porous part 3 and one of a side as shown by the solid line In portion 17, the wall part 17 for covering wall portion 25 and being embedded in a side of a side is accompanied by this, the convex portion 27 of a side is by the Porous of a side The hook portion 20 of the side of fastener 19 and one of one side is embedded into the mounting hole of a side to the side compression of setting unit 14 of a side by part 3 Portion 24, the hook portion 20 of a side is fixed on to the installation hole portion 24 of a side, so as to, the lid 4 of a side is combined with catheter main body 2, A side is configured with a manner of surrounding the peripheral part of wall part 17 of a side covers wall portion 25, and the side's of lid 4 and one of a side sets Portion 14 is put to compress the Porous part 3 of a side and clip support.In addition, the Porous part 3 of the opposing party shown in solid is configured In the setting unit 14 of the opposing party of planar portions 6, the lid 4 of the opposing party shown in imaginary line is coated in separately as shown by the solid line On the Porous part 3 of one side and the wall part 17 of the opposing party, the convex portion 27 of the opposing party is by the Porous part 3 of the opposing party to the opposing party The side compression of setting unit 14, the hook portion 20 of the fastener 19 of the opposing party and the opposing party is embedded into the installation hole portion of the opposing party 24, the hook portion 20 of the opposing party is fixed on to the installation hole portion 24 of the opposing party, so as to lid 4 and the knot of catheter main body 2 of the opposing party Close, the opposing party is configured with a manner of surrounding the peripheral part of wall part 17 of the opposing party covers wall portion 25, the He of lid 4 of the opposing party The Porous part 3 of the opposing party is compressed and clips support by the setting unit 14 of the opposing party.

Reference picture 13 illustrates to Figure 16 to the vehicle air induction conduit 1 of the mode 6 for carrying out an invention.Such as Figure 13 Shown, the vehicle of the mode 6 for carrying out an invention is configured to air induction conduit 1 using synthetic resin, using by 4 planar portions 5 The straight tube for the hollow square tubular shape that the surrounding wall portion formed to 8 is surrounded.In addition, the importing outer gas of the one end of catheter main body 2 Side is arranged to, from the surrounding wall portion for forming the planar portions 5 for being not provided with setting unit 14, to passing through the air inside catheter main body 2 The rear side in the direction that flow direction 12 intersects protrudes.The other end of catheter main body 2 is arranged to air purifier link side, From the surrounding wall portion for forming the planar portions 6 provided with setting unit 14, to being handed over by the flow direction 12 of the air inside catheter main body 2 The front side in the direction of fork protrudes.That is, the sky inside catheter main body 2 is flowed on rear side of the one end of catheter main body 2 Gas by make the surrounding wall portion of composition planar portions 6 turn into knee outer circumferential side in a manner of bend after be directed to the side of setting unit 14 it Afterwards, with the other end side from the side of setting unit 14 to catheter main body 2, so that forming the surrounding wall portion of planar portions 6 turns into knee Inner circumferential side mode bend after reach catheter main body 2 the other end front side.

In the case of the catheter main body 2 from the side of setting unit 14, the moulding of planar portions 5,6 is, with from passing through conduit The upstream side to downstream of the flow direction 12 of air inside main body 2, the edge part of the side of planar portions 7 and the side of the side of planar portions 8 The arcuation that width between edge becomes larger.The planar portions 6 of one of the composition surrounding wall portion of catheter main body 2 are provided with setting unit 14.Opening portion 15, glazing bar portion 16, wall part 17 and convex portion 18 are provided with setting unit 14.Opening portion 15 is used as transtracheal catheter Square window inside and outside main body 2 and set multiple.Multiple opening portions 15 are spaced apart from each other by glazing bar portion 16.The lid of setting unit 14 Face of the face of sub 4 sides as the composition of the face of the side of lid 4 in glazing bar portion 16.

The upstream side of the flow direction 12 by the air inside catheter main body 2 of setting unit 14 and wall part 17 from flat The facial 6 height highests prominents to the side of lid 4, downstream by the flow direction 12 of the air inside catheter main body 2 is from putting down The height prominent to the side of lid 4 of face 6 is minimum.In other words, the moulding of setting unit 14 and wall part 17 is, with from passing through conduit The upstream side to downstream of the flow direction 12 of air inside main body 2, height smoothly step-down.

Wall part 17 is in a manner of being pre-determined angle relative to planar portions 6 i.e. in parallel with each other from setting unit 14 Peripheral part is prominent to the side of lid 4, and is formed as surrounding the ring-type of multiple opening portions 15 and glazing bar portion 16.Wall part 17 does not limit In the continuous moulding free of discontinuities on the direction for surrounding opening portion 15 and glazing bar portion 16, also can even there is provided the moulding of interruption It is enough to be applicable.The height prominent to the side of lid 4 from setting unit 14 of wall part 17 is the size smaller than the thickness of Porous part 3. That is opened Porous part 3 to be contained in the inner side of wall part 17 and is contacted with setting unit 14 and glazing bar portion 16 by multiple In the state of whole coverings of oral area 15, a part for Porous part 3 is prominent from wall part 17 to the side of lid 4.

Located at side of the multiple fasteners 19 generally to spread all on the direction of the ring-type along wall part 17 of wall part 17 Formula is distributed, and i.e. in parallel with each other from wall part 17 in a manner of being pre-determined angle relative to planar portions 6 Protruding end protrudes towards the side of lid 4.To be illustrated the upper piece portion that fastener 19 is distributed as next door portion 17 in Figure 12 be 3, It is 3, is 1 in left portion, the moulding that is 2 in right portion in lower piece section.By the upper of multiple next door portions 17 of fastener 19 The number that lower piece section and left and right piece portion are set is not limited to above-mentioned number, as long as multiple fasteners 19 are in the ring along wall part 17 Generally spread all over and be distributed on the direction of shape, it becomes possible to be applicable, still, if multiple fasteners 19 are set in the manner depicted in fig. 13 The fluctuating plate portion and left and right piece portion in next door portion 17 are put, then when lid 4 is arranged on into setting unit 14, will not be got wrong up and down Ground is suitably installed by lid 4.The front end of fastener 19 is provided with hook portion 20.

Located at the convex portion 18 of setting unit 14 by relative to planar portions 6 for pre-determined angle in a manner of i.e. in parallel with each other It is prominent to the side of lid 4, and be formed as surrounding the ring-type of multiple opening portions 15 and glazing bar portion 16.It is configured at the porous of setting unit 14 Matter part 3 is configured to the writing board shape with pliability using the adhesive-bonded fabric with aeration.Lid 4 be provided with through-hole section 22, Glazing bar portion 23, installation hole portion 24, cover wall portion 25, recess 26 and convex portion 27.Cover wall portion 25 from lid 4 to the side of catheter main body 2 Prominent height is the size lower than the height of wall part 17.Convex portion 27 is to be pre-determined angle relative to planar portions 6 Mode is prominent from lid 4 to the side of catheter main body 2, and is formed as surrounding the ring-type of multiple opening portions 15 and glazing bar portion 16.

Reference picture 14, enter to forming the two main bodys composition body 29,30 of catheter main body 2 for the mode 6 for being used for carrying out an invention Row explanation.The main body of one side, which forms body 29, to be possessed：It is not provided with a planar portions 5 of setting unit 14；From the planar portions 5 to conduit master The planar portions 31,32 that the inner side of body 2 respectively protrudes；It is and respectively prominent from these planar portions 34,35 to the outside of catheter main body 2 Flange part 33,34.The main body of the opposing party, which forms body 30, to be possessed：A planar portions 6 provided with setting unit 14；From the planar portions 6 Planar portions 35,36 respectively prominent on the inside of to catheter main body 2；And from these planar portions 35,36 to the outside point of catheter main body 2 Not prominent flange part 37,38.

It is harmonious with forming a hollow square tubular shape moreover, two main bodys form body 29,30, flange part 33,37 connects each other Sealing shape is combined into, and flange part 34,38 is engaged with each other to seal shape.Thus, a pair of planar portions 31,35 form and are not provided with setting A planar portions 7 (reference picture 13) in portion 14 is put, a pair of planar portions 32,36 form a planar portions for being not provided with setting unit 14 8 (reference pictures 13), two main bodys form body 29,30 and formed as the catheter main body 2 for possessing setting unit 14.

Reference picture 16, the setting unit 14 of the catheter main body 2 in the mode 6 for carrying out an invention is installed using lid 4 more The situation of hole matter part 3 illustrates.Porous part 3 is configured at setting unit 14, by the lid 4 shown in imaginary line as shown by the solid line It is coated in like that on Porous part 3 and wall part 17, fastener 19 and hook portion 20 is embedded into installation hole portion 19, by hook portion 20 are fixed on installation hole portion 24, and so as to be combined as lid 4 with catheter main body 2, lid 4 and setting unit 14 press from both sides Porous part 3 The form of support.Thus, the vehicle air induction conduit 1 of the mode 6 for carrying out an invention is configured to shown in solid in Figure 16 Shape, play the vehicle same functions and effects of air induction conduit 1 with the mode 1 for carrying out an invention.

Reference picture 17, the vehicle air induction conduit 1 of the mode 7 for carrying out an invention is illustrated.For carrying out an invention The vehicle of mode 7 formed by the use of the setting unit 14 of air induction conduit 1 as the outer surface of planar portions 6, wall part 17 from flat Facial 6 height prominent to the side of lid 4 are configured to parallel with planar portions 6, and lid 4 is configured to the tabular parallel with planar portions 6, covers The height prominent to the side of catheter main body 2 from lid 4 of wall portion 12 is configured to parallel with planar portions 6.Moreover, Porous part 3 is matched somebody with somebody Put in setting unit 14, fastener 19 and hook portion 20 be embedded into installation hole portion 24, hook portion 20 is fixed on installation hole portion 24, Lid 4 is combined with catheter main body 2, Porous part 3 is compressed and clips support by setting unit 14 and lid 4, thus, by Porous Part 3 configures close to catheter main body 2.

Reference picture 18, the vehicle air induction conduit 1 of the mode 8 for carrying out an invention is illustrated.For carrying out an invention Mode 8 vehicle with air induction conduit 1, make catheter main body 2 on the flow direction 12 of the air inside by catheter main body 2 Glazing bar portion 16 and the position in glazing bar portion 23 of lid 4 alternately form, thus, glazing bar portion 16 and glazing bar portion 23 pass through conduit The narrower intervals of the flow direction 12 of air inside main body 2.Car of the vehicle shown in air induction conduit 1 and Fig. 9 shown in Figure 18 It is that the flow direction 12 of the air of Figure 18 setting unit 14 inside by catheter main body 2 is flat with the difference of air induction conduit 1 Face, on the other hand, Fig. 9 setting unit 14 are the curved surface of the flow direction 12 of the air along inside by catheter main body 2.

Reference picture 19, the vehicle air induction conduit 1 of the mode 9 for carrying out an invention is illustrated.For carrying out an invention Mode 9 vehicle with air induction conduit 1, remove (the reference of fastener 19 from catheter main body 2 as shown in imaginary line in Figure 19 Fig. 4) with hook portion 20 (reference picture 4), as shown in solid in Figure 19 from lid 4 eliminate installation hole portion 24 (reference picture 4), Cover wall portion 25 (reference picture 4) and recess 26 (reference picture 4).Moreover, as shown in solid in Figure 19, it is porous lid 4 is coated in After on matter part 3 and wall part 17, peripheral part and wall part 17 to lid 4 provide ultrasonic wave and it is bonded to each other in complete cycle, So as to which Porous part 3 is compressed and clips the form of support by the setting unit 14 and lid 4 for turning into catheter main body 2.

Reference picture 20, the vehicle air induction conduit 1 of the mode 10 for carrying out an invention is illustrated.For carrying out an invention Mode 10 vehicle with air induction conduit 1, the height prominent to the side of lid 4 from setting unit 14 of wall part 17 is than Porous The big size of the thickness of part 3, on the other hand, the height prominents to the side of catheter main body 2 from lid 4 of convex portion 27 is than shown in Fig. 4 Convex portion 27 the big size of height so that convex portion 27 by Porous part 3 to the side compression of setting unit 14.Moreover, by Porous part 3 Setting unit 14 is configured at, lid 4 is coated on Porous part 3 and wall part 17, convex portion 27 is by Porous part 3 to setting unit 14 Side compression, is embedded into installation hole portion 24 by fastener 19 and hook portion 20, and hook portion 20 is fixed on into installation hole portion 24, so as to, Combined as lid 4 with catheter main body 2, cover wall portion 25 to be configured with a manner of surrounding the peripheral part of wall part 17, lid 4 and set Portion 14 is put to compress Porous part 3 and clip the form of support.

Reference picture 21 and Figure 22, the vehicle air induction conduit 1 of the mode 11 for carrying out an invention is illustrated.Such as Figure 21 Shown, the vehicle air induction conduit 1 of the mode 11 for carrying out an invention is configured to, and installation hole portion 24 is arranged at into catheter main body 2 Side, fastener 19 and hook portion 20 are arranged at the side of lid 4.Specifically, installation hole portion 24 is arranged at wall part 17, by card Stop 19, which is arranged at, covers wall portion 25.Cover in wall portion 25, from the end face of the side of catheter main body 2 to the side of lid 4 formed with a pair of groove 41. The flexure strip left between a pair of groove 41 is fastener 19.The height prominent to the side of catheter main body 2 from lid 4 of fastener 19 Spend for the size smaller than the height prominent to the side of lid 4 from planar portions 6 for covering wall portion 25.In the side of catheter main body 2 of fastener 19 End set have hook portion 20.

Moreover, in Figure 22, Porous part 3 is configured at setting unit 14, lid 4 is coated in Porous part 3 and wall part On 17, fastener 19 and hook portion 20 to the side compression of setting unit 14, are embedded into installation hole portion 24 by Porous part 3 by convex portion 27, Hook portion 20 is fixed on installation hole portion 20, so as to turn into lid 4 and be combined with catheter main body 2, to surround the periphery of wall part 17 The mode in portion, which is configured with, covers wall portion 25, and Porous part 3 is compressed and clips the form of support by lid 4 and setting unit 14.

Although eliminating diagram, shown in Figure 15 for the vehicle air induction conduit 1 of the mode 6 to carry out an invention In, the planar portions 5,6 of catheter main body 2 are configured at even if by Porous part 3 can also be applicable.Porous part 3 is configured at conduit The construction of the planar portions 5,6 of main body 2 is the moulding suitable with Figure 12.

Claims

1. a kind of vehicle air induction conduit, possesses：Be formed as the catheter main body of hollow square tubular shape；In the catheter main body The curve form that surrounding wall portion is set in a manner of being bent on the flow direction of the air inside by the catheter main body Setting unit；The opening portion of the setting unit is formed in a manner of penetrating inside and outside the catheter main body；With from the catheter main body Outer side covers described in the mode of opening portion be configured at the Porous part of the setting unit；And have and make it possible to lead from described The lid for the through-hole section that the outside of pipe main body is ventilated to the opening portion, by the way that the lid is configured at into the setting to cover The mode of the Porous part in portion is arranged on the setting unit, so as to which the Porous part is by the lid and the setting Portion clips support, and the vehicle air induction conduit is characterised by,

In the setting unit, wall part is prominent to the lid side, and is formed as surrounding the ring-type of the opening portion,

Convex portion is provided with the setting unit, the side that the convex portion of the setting unit is holded up to the lid side with pre-determined angle Formula protrudes；

Convex portion is provided with the lid, the side that the convex portion of the lid is holded up to the catheter main body side with pre-determined angle Formula protrudes；

In the wall part, by multiple fasteners with hook portion with universal on the direction of the ring-type along the wall part The mode spread all over is distributed and is protrusively provided in parallel with each other from the wall part to the lid side, in the lid Peripheral part be provided with installation hole portion, the number of the installation hole portion is corresponding with the fastener, by the lid to cover When being configured at the mode of the Porous part of the setting unit and being arranged on the setting unit, by the fastener and the hook-type Portion is embedded into the installation hole portion, and the hook portion is fixed on into the installation hole portion, so as to the lid and the conduit master Body combines.

2. a kind of vehicle air induction conduit, possesses：Be formed as the catheter main body of hollow square tubular shape；In the catheter main body The curve form that surrounding wall portion is set in a manner of being bent on the flow direction of the air inside by the catheter main body Setting unit；The opening portion of the setting unit is formed in a manner of penetrating inside and outside the catheter main body；With from the catheter main body Outer side covers described in the mode of opening portion be configured at the Porous part of the setting unit；And have and make it possible to lead from described The lid for the through-hole section that the outside of pipe main body is ventilated to the opening portion, by the way that the lid is configured at into the setting to cover The mode of the Porous part in portion is arranged on the setting unit, so as to which the Porous part is by the lid and the setting Portion clips support, and the vehicle air induction conduit is characterised by,

The wall part is provided with installation hole portion, in the peripheral part of the lid, by multiple fasteners with hook portion with The mode generally spread all on the direction around the peripheral part along the lid is distributed and in parallel with each other from institute State lid to be protrusively provided to the catheter main body side, the number of the installation hole portion is corresponding with the fastener, by described in When lid is arranged on the setting unit in a manner of the Porous part of the setting unit is configured to cover, by the fastener Be embedded into the installation hole portion with the hook portion, the hook portion be fixed on the installation hole portion, so as to the lid with The catheter main body combines.

3. a kind of vehicle air induction conduit, possesses：Be formed as the catheter main body of hollow square tubular shape；In the catheter main body Form the setting unit that the planar portions of surrounding wall portion are set；The setting unit is formed in a manner of penetrating inside and outside the catheter main body Opening portion；The Porous part of the setting unit is configured in a manner of opening portion described in the outer side covers from the catheter main body； And the lid with the through-hole section for making it possible to ventilate from the outside of the catheter main body to the opening portion, by by described in Lid is arranged on the catheter main body in a manner of the Porous part of the setting unit is configured to cover, so as to described porous Matter part clips support by the lid and the setting unit, and the vehicle air induction conduit is characterised by,

4. a kind of vehicle air induction conduit, possesses：Be formed as the catheter main body of hollow square tubular shape；In the catheter main body Form the setting unit that the outer surface of the planar portions of surrounding wall portion is set；Institute is formed in a manner of penetrating inside and outside the catheter main body State the opening portion of setting unit；The setting unit is configured in a manner of opening portion described in the outer side covers from the catheter main body Porous part；And the lid with the through-hole section for making it possible to ventilate from the outside of the catheter main body to the opening portion, By the way that the lid is arranged on into the setting unit in a manner of covering and being configured at the Porous part of the setting unit, so as to The Porous part clips support by the lid and the setting unit, and the vehicle air induction conduit is characterised by,

5. the vehicle air induction conduit according to any one in Claims 1 to 4, it is characterised in that in the lid, It is prominent to the catheter main body side and be formed as surrounding the ring-type of the through-hole section to cover wall portion, by the lid to cover When stating the mode of Porous part and being arranged on the setting unit, in a manner of the peripheral part of the wall part for surrounding the setting unit Wall portion is covered described in configuration.

6. a kind of vehicle air induction conduit, possesses：Be formed as the catheter main body of hollow square tubular shape；In the catheter main body The curve form that surrounding wall portion is set in a manner of being bent on the flow direction of the air inside by the catheter main body Setting unit；The opening portion of the setting unit is formed in a manner of penetrating inside and outside the catheter main body；With from the catheter main body Outer side covers described in the mode of opening portion be configured at the Porous part of the setting unit；And have and make it possible to lead from described The lid for the through-hole section that the outside of pipe main body is ventilated to the opening portion, by the way that the lid is configured at into the setting to cover The mode of the Porous part in portion is arranged on the setting unit, so as to which the Porous part is by the lid and the setting unit Support is clipped, the vehicle air induction conduit is characterised by,

When being arranged on the setting unit in a manner of the lid to be configured to the Porous part of the setting unit to cover, The peripheral part of the lid is combined with the wall part by any one of ultrasonic bonding, Vibration Welding or thermal weld, Or by the way that the peripheral part of the lid is combined with the wall part based on the bonding of bond.

7. a kind of vehicle air induction conduit, possesses：Be formed as the catheter main body of hollow square tubular shape；In the catheter main body Form the setting unit that the outer surface of the planar portions of surrounding wall portion is set；By described in transtracheal catheter inside and outside main body in a manner of be formed at institute State the opening portion of setting unit；The setting unit is configured in a manner of opening portion described in the outer side covers from the catheter main body Porous part；And the lid with the through-hole section for making it possible to ventilate from the outside of the catheter main body to the opening portion, By the way that the lid is arranged on into the setting unit in a manner of covering and being configured at the Porous part of the setting unit, so as to The Porous part clips support by the lid and the setting unit, and the vehicle air induction conduit is characterised by,

8. according to Claims 1 to 4, the vehicle air induction conduit in 6~7 described in any one, it is characterised in that the setting The convex portion in portion is formed as surrounding the ring-type of the opening portion and glazing bar portion；The convex portion of the lid is formed as surrounding the through-hole section With the ring-type in the glazing bar portion.

9. according to Claims 1 to 4, the vehicle air induction conduit in 6~7 described in any one, it is characterised in that in the lid In the case that son is installed on the catheter main body, the convex portion of the convex portion of the setting unit and the lid with the catheter main body The parallel direction of planar portions be alternately configured.