CN104141566B - The air cleaner unit of pedal type vehicle - Google Patents

Abstract

The air cleaner unit of a kind of pedal type vehicle includes: air purifier, air purifier is arranged on the upper surface of engine unit, engine unit is supported swingably by body shell, air purifier includes purifier shell and depurator lid, and air purifier is divided into purification side cavity and dirty side cavity, purify the purifier shell side of the inner side that side cavity is formed in vehicle-body width direction, the depurator lid side in the outside that dirty side cavity is formed in vehicle-body width direction；Partition wall, partition wall is arranged on the linking portion between purifier shell and depurator lid, in order to the inner space of air purifier is separated into purification side cavity and dirty side cavity along longitudinal direction of car direction；Depurator air inlet, in the side surface of the inner side that depurator air inlet is arranged on purifier shell；And conduit, depurator air inlet is connected to dirty side cavity by conduit, and conduit and purifier shell form as one and through purifying side cavity in vehicle-body width direction.

Description

The air cleaner unit of pedal type vehicle

Technical field

The present invention relates to the air cleaner unit of a kind of pedal type vehicle, this air cleaner unit is arranged in swingable drawing Hold up on the top surface of unit.

Background technology

In the general structure of pedal type vehicle, swingable engine unit (hereinafter referred to as " swingable engine list Unit " or only it is referred to only as " engine unit ") can be supported by body shell in the way of vertical oscillation, and air cleaning Device is arranged on upper (top) surface of swingable engine unit.Air purifier has purifier shell, this depurator shell The front portion of body is provided with purification side cavity and its rear portion is provided with dirty side cavity, this purification side cavity and this dirty side cavity By placing partition wall, inside (inner space) separation of air purifier is formed.

Enter air and be introduced into shell of air purifier from being formed at the depurator entrance purifying side cavity, then managed by entrance It is fed to dirty side cavity.Entrance air, therefore by filter cleaning, is then return to purify side cavity, and is purifying The air being cleaned in side cavity is guided the inlet channel to engine intake from exhaustor.

In prior art disclosed in such as patent documentation 1 (Japanese patent gazette No.2010-265807), as entering pipe And the conduit being directed to dirty side cavity from the depurator air inlet of air purifier is formed separation assembly or parts, Therefore add and enter pipe assembling work and add the quantity of the partition wall that need to arrange, so cause cost to increase.Enter one Step, depurator entrance is formed on the upper surface of purifier shell along the direction tilted, it is therefore desirable to enter when metal-molding Processing is cut in row side so that molding costs increases.

Additionally, the air purifier disclosed in patent documentation 1 has the filter being installed only at a position, therefore placed The degree of freedom of filter is low, and therefore depurator capacity is limited.Accordingly, it is difficult to it is empty to ensure that air purifier has enough purifications Air-capacitor amount.

Additionally, because the depurator air inlet of air purifier is tilted towards Shangdi opening at vehicle front side, air inlet may suck Dust and muddy water.Accordingly, it is difficult to ensure purify air containment and have the worry reducing engine output.

Summary of the invention

The present invention, in view of above-mentioned situation, its objective is to provide the air cleaner unit of a kind of pedal type vehicle, this air Purifier unit uses close layout or simply constructs, and wherein, extends to dirty side cavity from depurator air inlet Conduit, or from purify side cavity extend to enter air outlet slit guide pipe form as one with shell of air purifier, from And be easy to assembling and reduce cost.

It is a further object to provide the air cleaner unit of a kind of pedal type vehicle, this air cleaner unit exists Air purifier is provided with multiple filter with improve install filter degree of freedom, and increase air purifier volume or Person's capacity is to ensure the purification air of q.s.

On the one hand, the above-mentioned and other purpose of the present invention can be by the air cleaner unit of a kind of pedal type vehicle of offer Realizing, the air cleaner unit of this pedal type vehicle includes: air purifier, and this air purifier is arranged on engine unit Upper surface, this engine unit is supported by body shell and swingable, and this air purifier includes purifier shell and depurator Covering, and this air purifier is divided into purification side cavity and dirty side cavity, this purification side cavity is formed at body width The purifier shell side of the inner side on direction, the depurator lid in the outside that this dirty side cavity is formed in vehicle-body width direction Side；Partition wall, this partition wall is arranged on the linking portion between purifier shell and depurator lid, in order to by air purifier Inside (that is, inner space) be separated into purification side cavity and dirty side cavity along longitudinal direction of car direction；Depurator air inlet Mouthful, in the side surface of the inner side that this depurator air inlet is arranged on purifier shell；And conduit, this conduit is by depurator air inlet Mouth is connected to dirty side cavity, and this conduit and purifier shell form as one and through purifying side in vehicle-body width direction Chamber.

At this on the one hand, it is provided that preferred embodiment below.

Preferably, the conduit formed as one with purifier shell is installed to the peristome of partition wall by protection ring, makes to lead Manage relative with dirty side cavity, thus the inner space of air purifier is divided into airtight purification side cavity and dirty side chamber Room.

Preferably, filter-holder is arranged on partition wall and is positioned at the both sides of conduit, and filter-holder is identical Parts.

Preferably, the pipe that enters with fresh air inlet port is arranged in the baffle portion below the operating seat of pedal type vehicle Point, entering pipe and be connected to depurator air inlet, this depurator air inlet is arranged on the side surface of the body of purifier shell, ripple Stricture of vagina part is arranged in the mid portion entering pipe.

Preferably, the depurator air inlet of air purifier is arranged in ratio and enters the fresh air inlet port of pipe closer to after vehicle body The position of side, the depurator air inlet of air purifier is arranged to when the decrement of suspension is entered to being positioned at ratio for movable time maximum Enter the fresh air inlet port position closer to vehicle body front side of pipe.This being arranged in when a passenger rides on vehicle is relatively Good.

In another aspect of the present invention, it is provided that the air cleaner unit of a kind of pedal type vehicle, comprising: air is clean Changing device, this air purifier is arranged on the upper surface of engine unit, and this engine unit is supported by body shell and swingable, This air purifier includes purifier shell and depurator lid, and this air purifier is divided into purification side cavity and dirty side Chamber, the purifier shell side of the inner side that this purification side cavity is formed in vehicle-body width direction, this dirty side cavity is formed at The depurator lid side in the outside in vehicle-body width direction；Partition wall, this partition wall be arranged on purifier shell and depurator lid it Between linking portion, in order to the inner space of air purifier is separated into along longitudinal direction of car direction purification side cavity and dirty Side cavity；Depurator air inlet, in the side surface of the inner side that this depurator air inlet is arranged on purifier shell, in order to towards Dirty side cavity opening；And guide pipe, this guide pipe forms as one with purifier shell, in order to will purify in side cavity Air is directed into air outlet slit by dirty side cavity.

According to embodiments of the invention as above, it is provided that the air cleaner unit of a kind of pedal type vehicle, this air is clean Change device unit use close layout or simply construct, wherein, extend to leading of dirty side cavity from depurator air inlet Pipe, or from purify side cavity extend to enter air outlet slit guide pipe form as one with shell of air purifier, thus It is easy to assembling and reduces cost.

The air cleaner unit of this pedal type vehicle is provided with multiple filter in air purifier, therefore improves installation The degree of freedom of filter, and add air purifier volume or capacity to ensure the purification air of q.s.

The essence of the present invention and further feature will become readily apparent from the following description with reference to accompanying drawing.

Accompanying drawing explanation

Fig. 1 is the left view of pedal type vehicle；

Fig. 2 is swingable engine unit and the air purifier of the body shell showing the pedal type vehicle being installed in Fig. 1 Between the left view of arrangement relation；

Fig. 3 is the left view showing car body frame structure, and wherein air purifier can be dismantled from this car body frame structure；

Fig. 4 is the right view showing the attachment/arrangement relation between swingable engine unit and air purifier；

Fig. 5 is the axonometric chart of the installment state showing swingable engine unit and air purifier；

Fig. 6 is assembly or the exploded perspective view of parts of air purifier；

Fig. 7 is the sectional view of the air purifier intercepted along the line VII-VII in Fig. 2；

Fig. 8 is the left view of the air purifier of the state showing that depurator lid is removed；With

Fig. 9 is the axonometric chart of the installment state showing air purifier.

Detailed description of the invention

Hereinafter, embodiments of the invention will be described with reference to the drawings.Notice, " right ", " left " used herein, On " ", the term of D score etc. display direction is by state or the normal upright state of pedal type vehicle with reference to shown in accompanying drawing.

Fig. 1 shows the pedal type vehicle that the present invention applies, and with reference to Fig. 1, reference number 10 represents pedal type vehicle, and steps on Board-like vehicle 10 has body shell 11 as shown in Figure 2.

Body shell 11 is formed with what the down tube 13 of pipe 12 extension and the rear end part from down tube 13 in the past extended rearwardly and upwardly About a pair afterframe 14.Afterframe 14 upwardly extends in back upper place, and then the near middle at afterframe 14 is bent, The most nearly horizontally extend.Front pipe 12 is arranged on the front of down tube 13, and front pipe 12 has steering mechanism 15 and with front Wheel fork 18 and handlebar 19 connect, and front fork 18 and handlebar 19 are pivotably supported front-wheel 17.Front-wheel 17 is by handlebar 19 Rotatably turn to left and right.

Form the upper frame lid 21 of a part of body gate and be integrally formed with such as baffle part 23 around afterframe 14 (as described below), in order to surround the upper part of afterframe 14.On the other hand, lower side cover 22 is separately provided at such as Left side below upper frame lid 21 and right side.

Further, openable operating seat 24 is arranged on the top of upper frame lid 21.Not shown article storing in figure Space or compartment are formed at the front side below operating seat 24, and rear mudguard 25 is arranged on the rear portion in article storing space And the lower section in baffle part 23.

As it is shown on figure 3, engine unit 27 is supported on the middle and lower part of body shell 11 swingably, (it hereinafter may It is referred to as " swingable engine unit " or only " engine unit ").Engine pivotal axis (engine pivoting centre) 28 Front lower portion be fixed to the middle and lower part (mounting bracket) of body shell 11 by damping connecting portion 29, in order to by swingable Engine unit 27 to be arranged in the vertical direction swingable around engine pivotal axis 28.

Swingable engine unit 27 includes engine 31 and the change speed gear box 32 extended from the side of engine 31.Power transmission dress Putting and be accommodated in change speed gear box 32, trailing wheel 33 is pivotally supported the rearward end at change speed gear box 32.Swingable engine list The change speed gear box 32 of unit 27 plays the effect of swing arm, and rear shock absorber unit 35 bridges vertically at change speed gear box 32 and afterframe 14 Between.Damper unit 35 is used as the spring between swingable engine unit 27 and trailing wheel 33 and suspension.

Reference number 60 in figs 2 and 3 represents cold wind supply pipe, and this cold wind supply pipe is for cooling down swingable engine The inside of the change speed gear box 32 of unit 27.

The engine intake 38 of swingable engine unit 27 is connected to the cylinder head 36 of engine 31, such as Figure 4 and 5 institute Show.Engine intake 38 includes carburator 39, and the air inlet upstream side of this carburator 39 is connected to by outlet conduit 41 Air purifier 44, wherein outlet conduit 41 is as air inlet pipe.Throttle valve body can be set and fuel injector replaces vaporization Device 39, fuel injector can arrange to engine 31 cylinder head 34 with in air inlet spray fuel.

On the upper surface of the change speed gear box 32 that air purifier 44 was assembled and was installed in swingable engine unit 27, As shown in Figures 4 and 5.As shown in Figure 6, form the purifier shell 45 of depurator body by connection and form case lid Depurator lid 46, air purifier 44 is formed as box-like, and purifier shell 45 and depurator lid 46 are by by plate Shape partition wall 47 is placed on and is separated between the two.Air purifier 44 is arranged in the upper of swingable engine unit 27 On surface, air purifier 44 is configured to: purifier shell 45 is positioned at the inner side in vehicle-body width direction, and purifies Device lid 46 is positioned at the outside in vehicle-body width direction.

In the depurator box of air purifier 44, purify side cavity 48 and be formed at purifier shell side, dirty side cavity 49 It is formed at depurator lid side.

Centre bore 50 is formed at the approximate center portion of the partition wall 47 of air purifier 44, box filter keeper 51, 51 are arranged on and cross the left side of centre bore 50 and right side or the upper side and lower side.Filter 52,52 is to be of similar shape With the assembly of structure, it is attached to filter-holder 51,51 to provide common shape.Use identical filtration Device parts can reduce cost.Additionally, partition wall 47 and filter-holder 51,51 can utilize mould integrally molded, Thus reduce the cost of molding.

As it is shown in fig. 7, in air purifier 44, depurator air inlet is arranged on the side table of the inner side of purifier shell 45 In face, conduit 54 extends through purification side cavity 48, this conduit 54 and depurator from this air inlet in vehicle-body width direction Housing 45 forms as one.Additionally, conduit 54 forms as one with purifier shell 45, enter pipe to be formed.

Together with fitting in depurator lid 46 when purifier shell 45, and connect with the partition wall 47 inserted between the two Time, the fore-end of conduit 54 by the centre bore of partition wall 47 50 in the face of dirty side cavity 49, and partition wall 47 The protection ring 55 that centre bore 50 is made by rubber seals.By this way, in air purifier 44, depurator box Inside is separated into the purification side cavity 48 of purifier shell 45 side and the dirty side cavity 49 of depurator lid 46 side airtightly.

Box filter keeper 51,51 integrally molded and partition wall 47 crossing as enter pipe conduit 54 Left side and right side or the upper side and lower side.Filter 52,52 attaches to filter-holder 51,51, as shown in Figure 8, These filters 52 are for purifying the air being fed to dirty side cavity 49 and guiding the air of this purification to purifying side chamber Room 48.Partition wall 47 integrally keeps filter-holder 51,51.Location and the holding function of filter 52,52 are led to Cross conduit 54 and protection ring 55 keeps the core of partition wall 47 to be held stably.

Enter the air outlet slit 56 vehicle front side opening purifying side cavity 48 at air purifier 44, form engine air admittance The outlet conduit 41 of the air inlet pipe of system 38 is detachably connected to enter air outlet slit 56.Outlet conduit 41 be connected to into Entering air outlet slit 56, this entrance air outlet slit 56 is formed in the front side surface of purifier shell 45.

Therefore, air purifier 44 constitutes the engine intake 38 as inlet channel, and this inlet channel is from entering air Outlet 56 by extending to the air inlet of engine 31 as the outlet conduit 41 of air inlet pipe and carburator 39.

The depurator air inlet of air purifier 44 is detachably connected to enter pipe 57.Enter pipe 57 to have such as Bellows-shaped and elasticity, fresh air inlet port 58 extends to the top of body shell 11, and fresh air inlet port 58 Rear portion side in article storing space and at the upper opening of baffle part 23, as shown in Figure 9.

By arranging fresh air inlet port 58, fresh air inlet port in the baffle part 23 of the lower section of operating seat 24 58 can make the fresh air not including dust or mud water purification enter air from depurator air inlet by entering pipe 57 Depurator 44.Reference number 62 represents the stopper opening fuel tank.

Additionally, in air purifier 44, because depurator air inlet is formed in the side surface of purifier shell 45, and And form as one with purifier shell 45 as the conduit 54 entering pipe so as to provide mould in release direction coaxial whole Body structure, it is possible to reduce the cost of the moulding operation of air purifier 44, reduces number of components, and minimizing is used for assembling In the man-hour of operation, therefore reduce manufacturing cost.

In air purifier 44, the conduit 54 being integrally moulded with purifier shell 45 runs through in partition wall 47 Central hole 50 and being attached airtightly by means of protection ring 55, thus, when purifier shell 45 and depurator lid 46 each other Adaptive and when being bound up, purify side cavity 48 and dirty side cavity 49 can be in a gas tight manner by being arranged in two Partition wall 47 between person is separated.

According to above-mentioned layout, the periphery of partition wall 47 is cleaned device housing 45 in the way of held and depurator lid 46 is protected Hold, and core can be kept by inserting conduit 54 and protection ring 55, thus be easily positioned and keep filtering Device keeper 51,51, thus stably arrange air purifier 44.

In swingable engine unit 27, engine pivotal axis 28, before i.e. engine pivoting centre is arranged in clip surface 45 Lower section, as damper unit 35 stroke (stroke), is arranged on the air purifier on the upper surface of engine unit 27 44 enter maximum collapse state, and depurator air inlet edge in vertical plane of air purifier 44 from maximum extension state The longitudinal direction vehicle swings.

According to the swing of air purifier 44, it is connected to the air inlet 59 entering pipe 57 of depurator air inlet from solid line table The position shown swings in the position of air inlet 59a and the position swinging to air inlet 59b, and therefore, air inlet 59 is moved Dynamic, as it is shown on figure 3, wherein: the position of this air inlet 59a is the position represented by chain-dotted line under maximum collapse state, The position of this air inlet 59b is the position represented by chain-dotted line under maximum extension state, and the position that above-mentioned solid line represents is to work as Position during one passenger loading.

In order to minimize the length variable quantity entering pipe 57, air inlet 59 is designed to have (different) layout of separation: When a passenger loading, air inlet 59 is arranged to than fresh air inlet port 58 closer to vehicle rear RW；With Under maximum collapse state, air inlet 59 is arranged to than fresh air inlet port 58 closer to front part of vehicle；Wherein, enter Pipe 57 is connected to the fresh air inlet port 58 entering pipe 57 of vehicle upper of pedal type vehicle 10 and entering of swinging QI KOU 59.In this case, though enter pipe 57 swing and its corrugated portion between enter pipe 57 mid portion, also Fresh air will not be stoped to be inhaled into and stably enter.

Even if as it has been described above, when damper unit 35 stroke, the length variable quantity entering pipe 57 is minimized, fresh sky The assembled portion of gas inlet port 58 and air inlet 59 also will not be transshipped.Therefore, enter pipe 57 to be consolidated when there being passenger Determine and keep, without any special fastening and holding means.

Additionally, because outlet conduit 41 and breather line 42 are assembled and are connected to purifier shell 45, formed and enter pipe Conduit 54 is integrally formed by resin molded with purifier shell 45, and air purifier 44 can easily be manufactured and fill Join.Further, when air purifier 44 is assembled, and conduit 54 inserts in the central opening 50 of partition wall 47, from And when inserting the protection ring 55 of the sleeve-shaped being made up of rubber, the rib in protection ring 55 is extruded and purifies side cavity 48 to seal. In the above described manner, air purifier 44 can easily and simply be assembled.

Additionally, in air purifier 44, because filter 52,52 is arranged on filter-holder 51,51, its Middle filter-holder 51,51 and partition wall 47 be integrally molded and conduit 54 between, it is possible to ensure good Balance filtration zone and improve the degree of freedom of design.Furthermore it is possible to use identical filter component for filter 52, 52, and can jointly use filter component, therefore effectively reduce molding and manufacturing cost.

[another embodiment]

In embodiment as above, although providing an example: conduit 54 and the purifier shell of air purifier 44 45 form as one, and in embodiment that is that replace or that revise, replace admission line, and the outlet conduit as guide pipe can With integrally molded with purifier shell 45.

Such as, in the embodiment of following amendment, common component is by reference number identical with the present embodiment for distribution, only Change device housing 45 fit in depurator lid 46 together with and partition wall 47 be arranged between the two, purifier shell 45 side Be formed as dirty side cavity and depurator lid 46 side is formed as purifying side cavity.

Outlet conduit 41 is integrally molded with purifier shell 45, and the front of outlet conduit 41 is connected to guide pipe, should Guide pipe is integrally molded in purifier shell 45.Guide pipe is attached to depurator shell airtightly by means of protection ring 55 The peristome of the partition wall 47 in body 45, and purifying side cavity's split shed.Outlet conduit, i.e. guide pipe will purify side The air that enters of the purification in chamber guides the outlet conduit 41 of engine intake 38 from entrance air outlet slit.From fresh sky The entrance pipe 57 that gas inlet port 58 extends is connected to the depurator air inlet of purifier shell 45, in order to supplied by fresh air Should be to the dirty side cavity of purifier shell 45 side, and guide pipe, i.e. outlet conduit are by the purification that purifies in side cavity Air is directed into air outlet slit, and this guide pipe is integrally molded with purifier shell 45.Other assemblies and Fig. 1 to 9 institute The assembly of the air cleaner unit shown is the same or substantially similar.

Further, it is noted that as it has been described above, the invention is not limited in above-described embodiment, want in the right without departing substantially from the present invention In the case of the scope and spirit asked, the present invention can do various changes and modifications or replacement.

Claims (4)

1. an air cleaner unit for pedal type vehicle, comprises:

Air purifier, described air purifier is arranged on the upper surface of engine unit, and described engine unit is by body shell Supporting and swingable, described air purifier includes purifier shell and depurator lid, and described air purifier is divided into Purify side cavity and dirty side cavity, the described depurator shell of the inner side that described purification side cavity is formed in vehicle-body width direction Side, the described depurator lid side in the outside that described dirty side cavity is formed in described vehicle-body width direction；

Partition wall, described partition wall is arranged on the linking portion between described purifier shell and described depurator lid, in order to will The inner space of described air purifier is separated into described purification side cavity and described dirty side cavity along longitudinal direction of car direction；

Depurator air inlet, described depurator air inlet be arranged on described purifier shell in described vehicle-body width direction In the side surface of described inner side；With

Conduit, described depurator air inlet is connected to described dirty side cavity, described conduit and described depurator by described conduit Housing forms as one and through described purification side cavity in described vehicle-body width direction；It is characterized in that:

The pipe that enters with fresh air inlet port is arranged in the baffle part below the operating seat of described pedal type vehicle, Described entrance pipe is connected to described depurator air inlet, and described depurator air inlet is arranged on the body of described purifier shell Side surface, corrugated portion is arranged in the mid portion of described entrance pipe；And

The described depurator air inlet of described air purifier be arranged in than described entrance pipe described fresh air inlet port more Near the position of vehicle body back side, and the described depurator air inlet of described air purifier is arranged to when the decrement of suspension is Time maximum movable to the described fresh air inlet port being positioned at than described entrance pipe closer to the position of vehicle body front side.

2. the air cleaner unit of pedal type vehicle as claimed in claim 1, it is characterised in that wherein, with described The described conduit that purifier shell forms as one is installed to the peristome of described partition wall airtightly by protection ring, makes described Conduit is relative with described dirty side cavity.

3. the air cleaner unit of pedal type vehicle as claimed in claim 1 or 2, it is characterised in that wherein, mistake Filter keeper is arranged on described partition wall and is positioned at the both sides of described conduit, and described filter-holder is identical portion Part.

4. an air cleaner unit for pedal type vehicle, comprises:

Air purifier, described air purifier is arranged on the upper surface of engine unit, and described engine unit is by body shell Supporting and swingable, described air purifier includes purifier shell and depurator lid, and described air purifier is divided into Purify side cavity and dirty side cavity, the described depurator shell of the inner side that described purification side cavity is formed in vehicle-body width direction Side, the described depurator lid side in the outside that described dirty side cavity is formed in described vehicle-body width direction；

Partition wall, described partition wall is arranged on the linking portion between described purifier shell and described depurator lid, in order to will The inner space of described air purifier is separated into described purification side cavity and described dirty side cavity along longitudinal direction of car direction；

Depurator air inlet, described depurator air inlet be arranged on described purifier shell in described vehicle-body width direction In the side surface of described inner side, with towards described dirty side cavity opening；With

Guide pipe, described guide pipe forms as one with described purifier shell, in order to by the described air purified in side cavity It is directed into air outlet slit by described dirty side cavity；

It is characterized in that:

The pipe that enters with fresh air inlet port is arranged in the baffle part below the operating seat of described pedal type vehicle, Described entrance pipe is connected to described depurator air inlet, and described depurator air inlet is arranged on the body of described purifier shell Side surface, corrugated portion is arranged in the mid portion of described entrance pipe；And

The described depurator air inlet of described air purifier be arranged in than described entrance pipe described fresh air inlet port more Near the position of vehicle body back side, and the described depurator air inlet of described air purifier is arranged to when the decrement of suspension is Time maximum movable to the described fresh air inlet port being positioned at than described entrance pipe closer to the position of vehicle body front side.