CN105587394B - A kind of radiator structure of the power set of environmental sanitation vehicles and environmental sanitation vehicles - Google Patents
A kind of radiator structure of the power set of environmental sanitation vehicles and environmental sanitation vehicles Download PDFInfo
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- CN105587394B CN105587394B CN201510270633.9A CN201510270633A CN105587394B CN 105587394 B CN105587394 B CN 105587394B CN 201510270633 A CN201510270633 A CN 201510270633A CN 105587394 B CN105587394 B CN 105587394B
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- air channel
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- water tank
- piggyback pod
- intake vent
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Abstract
The present invention relates to a kind of air channel structure of vehicular propulsion and environmental sanitation vehicles, the air channel structure of vehicular propulsion includes：It is arranged on water tank (4) in vehicle, secondary piggyback pod (5) and extractor fan, air channel (3) is formed in water tank (4) and secondary piggyback pod (5), extractor fan enables to extraneous air and imports in air channel (3), water tank (4) and pair piggyback pod (5) arranged in series on the air-flow direction in air channel (3).The air channel structure of the present invention is improved by the form of the composition to heat dissipation wind channel so that can preferably carry out following bad circulation after air entrance heat dissipation wind channel, thus improve integral heat sink performance.In the case that assistant engine needs same heat dissipation capacity, the rotating speed of cooling fan relatively can be lower, also can reduce the noise of cooling fan generation to a certain extent.
Description
Technical field
The present invention relates to environmental sanitation mechanical field, especially a kind of air channel structure of vehicular propulsion and environmental sanitation vehicles.
Background technology
Sweeper focuses mostly in downtown roads as a kind of common environmental sanitation vehicles in city, its working region.Sweeper exists
When carrying out cleaning works, sustainer is used for providing driving power for this sweeper, and assistant engine is used for as on this sweeper
Miscellaneous part, such as centrifugal blower, provide power.As a rule, produce part as the main noise source of sweeper and thermal source,
Assistant engine and its cooling-part operationally can give off larger noise, and especially this sweeper is through near inhabitation, office
When building neighbouring road, bring noise jamming can to the resident of periphery live and work；In addition, it is higher in summer environment temperature
When, the heat that assistant engine distributes accumulates comparatively fast in the car, in order to improve the heat-sinking capability of assistant engine, often increases to wash and sweeps
The rotating speed of cooling fan in car.
But rotating speed increase then can cause bigger noise radiation, pair can be caused to start if not increasing cooling fan rotation speed again
Machine is overheated.For example, in a kind of existing sweeper, after the water tank of sweeper is arranged on driver's cabin, it is power list after water tank
Unit, comprises assistant engine and blower fan, and is protected by power hatch cover, cooling air from power hatch cover one side inflow, and from top
Side and bottom side are flowed out.Although the sweeper of prior art can play the effect of cooling assistant engine to a certain extent, by
Excessively compact in its piggyback pod, the cooling air volume entering into piggyback pod is not enough, easily causes assistant engine overheated, if improving cold
But rotation speed of the fan, then can cause radiated noise excessive.Therefore, the scheme of prior art due to piggyback pod internal heat generation component arrangement close
Collection, if wanting to accelerate radiating, the measure commonly used at present is by being realized by increasing convulsion amount, such as improving turning of cooling fan
Speed is improving wind flow, but is so usually associated with bigger noise transmission out.
Content of the invention
The invention provides a kind of air channel structure of vehicular propulsion and environmental sanitation vehicles, by rational deployment pair power dress
The position put is such that it is able to improve the heat dispersion of vehicle heat generating components.
For solving this technical problem, present invention firstly provides a kind of air channel structure of vehicular propulsion, including：Setting
Water tank in vehicle, secondary piggyback pod and extractor fan, air channel is formed in described water tank and described pair piggyback pod, described convulsion
Device enable to extraneous air import described air channel in, described water tank and described pair air stream in described air channel for the piggyback pod
Arranged in series on dynamic direction.
Further, also include：Air intake vent and air outlet, described air intake vent is opened on described water tank, for outside empty
Gas enters in described air channel, and described air outlet is arranged on described pair piggyback pod, for discharging the air in described air channel.
Further, the secondary power set of described vehicle run through and are arranged in described water tank, the air intake vent position in described air channel
In described water tank away from described pair piggyback pod side.
Further, described extractor fan is arranged in described water tank or described pair piggyback pod.
Further, described air outlet is opened in the described pair top of piggyback pod and/or bottom, and the two of described pair piggyback pod
Side seal closes.
Further, also include：Air intake vent and air outlet, described air intake vent is opened on described pair piggyback pod, for outer
Portion's air enters in described air channel, and described air outlet is arranged on described water tank, for discharging the air in described air channel.
Further, also include being arranged at the denoising structure at described air intake vent.
Further, described denoising structure is the noise elimination panel being arranged at described air intake vent.
Further, also include the denoising structure that is arranged in described air channel.
Further, described denoising structure is the sound-absorbing material being arranged in air channel inwall.
For solving this technical problem, secondly the present invention provides a kind of environmental sanitation vehicles, including the air channel knot of above-described embodiment
Structure.
Further, the air intake vent in described air channel is located at the side away from described pair piggyback pod for the described water tank, and described water
Case and driver's cabin arranged for interval, can make extraneous air enter in described air channel.
Further, described water tank is inverted U-shaped water tank, and the hollow space of described inverted U-shaped water tank is used for arranging secondary power dress
Put.
The embodiment of the air channel structure of vehicular propulsion of the present invention, by improving to the form of the composition in air channel, keeps away
Exempt from the relatively low problem of the radiating efficiency brought because part is intensive in existing pair piggyback pod so that after air entrance heat dissipation wind channel
Preferably circulation can be circulated, thus improve integral heat sink performance.Need the situation of same heat dissipation capacity in assistant engine
Under, the rotating speed of cooling fan relatively can be lower, and this also can reduce the noise of cooling fan generation to a certain extent.Cause
This, when this air channel structure is used for environmental sanitation vehicles, can not only play the heat generating components to environmental sanitation vehicles and effectively be radiated, and
The radiated noise of environmental sanitation vehicles can be reduced.
Brief description
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description is used for explaining the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the overall structure diagram of sweeper of the present invention；
Fig. 2 is the schematic diagram of the air channel structure of vehicular propulsion of the present invention；
Fig. 3 is the power part schematic layout pattern of sweeper of the present invention.
Below the reference in above-mentioned accompanying drawing is illustrated：
1- sweeper；2- driver's cabin；3- air channel；4- water tank；5- pair piggyback pod；6- maintenance door；7- radiator；
8- noise elimination panel；9- air channel inwall；10- assistant engine；11- hydraulic transmission part；12- centrifugal blower.
Specific embodiment
Hereinafter present disclosure will be described in detail.In the following paragraphs, define embodiment in more detail
Different aspect.The each side so limiting can be combined with any other one side or many aspects, unless explicitly stated otherwise
Not can be combined.Especially it is considered to be preferred or favourable any feature can one or more with other be considered as preferred
Or favourable feature.
For sweeper working truck, it is generally provided with two sets of power set, sustainer is arranged on the chassis of vehicle,
For providing driving power to vehicle, other operation parts that assistant engine is used for as vehicle provide power, in order to more
Effectively these heat generating components are radiated, the invention provides a kind of air channel structure of vehicular propulsion, such as Fig. 1 and Tu
Shown in 2, including：It is arranged on water tank 4 in vehicle, secondary piggyback pod 5 and extractor fan, air channel 3 is formed at water tank 4 and secondary piggyback pod
In 5, extractor fan enables to extraneous air and imports in air channel 3, water tank 4 and secondary air flow side in air channel 3 for the piggyback pod 5
Arranged in series upwards.
The embodiment of the air channel structure of vehicular propulsion of the present invention, is improved to the form of the composition in air channel, is made water
Case and secondary piggyback pod arranged in series on air-flow direction, are collectively forming air channel structure, thus extend air channel structure
Length.This structure improves the problem that the radiating efficiency brought in existing pair piggyback pod can be avoided relatively low because part is intensive,
So that the cooling air entering into secondary piggyback pod is more sufficient, air can have bigger space to be flowed after entering heat dissipation wind channel
Logical, and extractor fan can accelerate air to enter air channel, this makes it possible to improve the integral heat sink performance of heat generating components.
And in the case that assistant engine needs same heat dissipation capacity, the rotating speed of cooling fan relatively can be lower,
Also the noise of cooling fan generation can be reduced to a certain extent.Therefore, embodiments of the invention can not only be to the heating of vehicle
Part is effectively radiated, and can reduce the radiated noise of vehicle.
Further, for this air channel structure, except comprising air channel 3 and extractor fan, air intake vent and air outlet are also included.
In one embodiment, air intake vent is opened on water tank 4, enters in air channel 3 for extraneous air, air outlet is arranged on secondary power
On cabin 5, for the air in air channel 3 is discharged.In an alternative embodiment, air intake vent is opened on secondary piggyback pod 5,
Enter in air channel 3 for extraneous air, air outlet is arranged on water tank 4, for discharging the air in air channel 3.
Embodiment on water tank 4 is opened in for air intake vent, such as in the overall schematic of the sweeper shown in Fig. 1,
Air intake vent is arranged on the front end of water tank 4 naturally it is also possible to according to circumstances be opened in the other positions of water tank 4.Air outlet is arranged on
On secondary piggyback pod 5, the air in air channel 3 discharges the external world through air outlet, and for example in FIG, secondary piggyback pod 5 is surrounded by hatch cover,
Air outlet is opened in top and/or the bottom of this hatch cover, the both sides closing of secondary piggyback pod 5, or can also be disposed with maintenance door
6, thus overhauling to the parts in secondary piggyback pod 5.
In another embodiment of the present invention, as shown in Figures 2 and 3, the secondary power set of vehicle run through and are arranged on water
In case 4, the air intake vent in air channel 3 is located at the side away from secondary piggyback pod 5 for the water tank 4, referred to herein as secondary power set mainly include
Assistant engine 10.
The position that the present invention is exactly based on change assistant engine 10 makes the form of the composition in air channel 3 change, prior art
In assistant engine be placed in secondary piggyback pod, structure is more compact to lead to heat dispersal situations poor, and pair is started by this embodiment
Machine 10 runs through and is arranged in water tank 4, and air intake vent is correspondingly arranged and water tank 4 front end, thus extends the length in air channel 3
Degree, and make the cooling air entering into secondary piggyback pod 5 more sufficient, can there is bigger sky after air entrance heat dissipation wind channel
Between circulated.
The extractor fan mentioned in above-described embodiment can be arranged in water tank 4 or secondary piggyback pod 5, permissible in engineering practice
Select the part such as cooling fan or blower fan as extractor fan.In the present invention, the air intake vent in air channel 3 can be opened in water tank 4
On, this is preferably way of realization, preferably employs induced draught fan in this case, and cooling fan is positioned close to inlet air
The position of mouth, can force outside air to enter air channel 3 from air intake vent by the work of fan；In addition, the air intake vent in air channel 3
Can be opened on secondary piggyback pod 5, preferably employ bleed type fan in this case, and cooling fan is positioned close to air-out
The position of mouth, can force the hot-air in air channel 3 to be discharged from air outlet by the work of fan extraneous.
Furthermore it is also possible to arrange radiator 7 in air channel 3, the heat that can speed up in secondary piggyback pod 5 outwards distributes, and enters
And reach more preferable radiating effect.
In the corresponding embodiment of Fig. 2 and Fig. 3, assistant engine 10 runs through in the water tank 4 being arranged on vehicle, the entering of air channel 3
Air port is located at the front end of water tank 4.With this structure adaptably, the power part schematic layout pattern of sweeper as shown in Figure 3,
Centrifugal blower 12 grade part is arranged in secondary piggyback pod 5, and assistant engine 10 is disposed longitudinally in secondary piggyback pod 5 and (longitudinally refers to car
Length direction), and assistant engine 10 is attached by hydraulic transmission part 11 with centrifugal blower 12, thus be from
The work of heart-wind syndrome machine 12 provides power.Referred to herein as centrifugal blower 12 vehicle execution operation when use, such as Fig. 1 institute
The sweeper showing, the effect of centrifugal blower 12 is operationally to produce negative pressure, thus absorbing the rubbish on road surface.
Due in the sweeper shown in Fig. 1, with vehicle forward direction as positive direction, before water tank 4 is located at secondary piggyback pod 5
End, secondary power set is run through in the water tank 4 be arranged on vehicle it becomes possible to make full use of water tank 4 and secondary piggyback pod 5 along vehicle body
The position characteristics of setting before and after direction, on the basis of existing vehicle structure, change the form of the composition in air channel 3, thus extending
The length in air channel 3, makes more extraneous airs can enter into inside piggyback pod, and there have more abundant space to carry out circulation to be scattered
Heat.
The present invention is except needing the heat generating components such as electromotor are radiated in addition it is also necessary to be reduced making an uproar of producing during vehicle operation
Sound, it is all very necessary for reducing noise for the level of comfort improving driver and reduction pollution from environmental noise.For above-mentioned
Embodiment because more preferable radiating effect can be reached, in the case that assistant engine 10 needs same heat dissipation capacity, cool down wind
The rotating speed of fan relatively can be lower, also can reduce the noise of cooling fan generation to a certain extent.
In order to reach more excellent noise reduction, the air channel structure of the present invention further comprises the fall being arranged at air intake vent
Make an uproar structure.There are multiple setting forms due to mentioning air intake vent in the above embodiments, both can be arranged on water tank 4, and also might be used
To be arranged on secondary piggyback pod 5, thus the set location of denoising structure can also change according to the difference of air intake vent position.Excellent
Selection of land, as shown in Fig. 2 being arranged at the denoising structure at air intake vent is noise elimination panel 8, noise elimination panel 8 is arranged in the inlet air of water tank 4
At mouthful, positioned at the front end in air channel 3, after at this moment assistant engine 10, radiator 7 and cooling fan are all located at noise elimination panel 8, this
Denoising structure can suppress the internal noise in air channel 3 effectively to external radiation.Noise elimination panel 8 can be arranged in parallel using multi-disc
Mode, for example, transversely or longitudinally arranged, and those skilled in the art can choose the quantity of noise elimination panel 8 according to the demand of noise reduction
And distribution form.
Further, the air channel structure of the present invention also includes the denoising structure being arranged in air channel 3, and for example, this noise reduction is tied
Structure is the sound-absorbing material being arranged on air channel inwall 9, as shown in Fig. 2 the sound-absorbing material of heat-proof quality can will be had using viscous
Patch or alternate manner are fixed on air channel inwall 9.Sound-absorbing material is used mostly loose porous material, and its sound absorbing mechanism is sound wave
Go deep into the hole of material, and hole mostly is the internal open pore interpenetrating, by air molecule friction and viscosity resistance, and
Fiber fines are made to make mechanical vibration, so that acoustic energy is changed into heat energy.So noise is permissible during transmitting inside air channel
By sound-absorbing material effective absorption of noise energy, progressively decay.
In addition, present invention also offers a kind of environmental sanitation vehicles, employing the air channel structure in above-described embodiment.Environmental sanitation vehicles
Refer to be engaged in road-cleaning, wash away, remove the snow and be responsible for transport the special-purpose vehicle of all kinds of rubbish.The following examples with sweeper are
Example illustrates, but various features referenced below are also applicable in other types of environmental sanitation vehicles.
Fig. 1 is the overall structure diagram of sweeper of the present invention, and the air intake vent in air channel 3 is located at water tank 4 away from secondary piggyback pod 5
Side, and water tank 4 and driver's cabin 2 arranged for interval, extraneous air can be made to enter in air channel 3.
Preferably, water tank 4 is inverted U-shaped water tank, and the centre of inverted U-shaped water tank is the air channel 3 of insertion, and air channel 3 can be played and be disappeared
The effect of sound radiating, and be used for arranging secondary power set in inverted U-shaped water tank hollow space, specifically, by assistant engine 10 longitudinally
It is placed in water tank 4, radiator 7 and cooling fan etc. are arranged on assistant engine 10.In addition, water tank 4 may be alternatively provided as it
It carries shape of longitudinal hollow structure, as long as assistant engine 10 can be placed in inside hollow structure, and in assistant engine 10 weeks
Enclose to have and be suitably spaced.The rear portion of water tank 4 is secondary piggyback pod 5, and inside is provided with centrifugal blower 12 grade part, secondary piggyback pod
5 top and bottom offer air outlet, and maintenance door 6 is closed and be disposed with both sides, and secondary piggyback pod 5 both sides do not have perforate, it is to avoid
Interior noise blazes abroad from both sides, and air-flow flows out from secondary piggyback pod 5 top and bottom.
As shown in Fig. 2 the front end in above-mentioned air channel 3 is provided with noise elimination panel 8 arranged in parallel, air channel inwall 9 is pasted with
Sound-absorbing material, this makes this air channel 3 be provided simultaneously with air intake radiating and the function of eliminating the noise.The cooling fan of assistant engine 10 is using suction
Wind formula fan, the centrifugal blower 12 in secondary piggyback pod 5 is attached with assistant engine 10 by hydraulic transmission part 11.
In the air channel structure of the sweeper that the present invention provides, the distribution form in air channel 3 changes the scheme of prior art
The compact pattern of arranging is so that enter into cooling air volume more abundance air channel 3 within it is not easy to cause assistant engine overheated
Phenomenon.In this noise elimination heat abstractor, inlet air flow path is to enter from the front end of water tank 4, from the top of secondary piggyback pod 5 and
Bottom is flowed out, and can improve the heat-sinking capability of assistant engine 10.And the noise reduction panel 8 of above-mentioned noise elimination heat dissipation wind channel front end and wind
The sound-absorbing material that road inwall 9 is pasted has the function of sqouynd absorption lowering noise, can effectively reduce the radiated noise propagating to the external world；Secondary dynamic
Both sides closing, top and the bottom opening in power cabin 5, can avoid noise directly to propagate to the external world by both sides.
In sum, the heat abstractor of the present invention and environmental sanitation vehicles both can improve the thermal diffusivity of power set cooling system
Can, noise elimination noise reduction effect can be played again simultaneously.
Finally it should be noted that：Above example is only not intended to limit in order to technical scheme to be described；To the greatest extent
Pipe has been described in detail to the present invention with reference to preferred embodiment, and those of ordinary skill in the art should be understood：Still
The specific embodiment of the present invention can be modified or equivalent is carried out to some technical characteristics；Without deviating from this
The spirit of bright technical scheme, it all should be covered in the middle of the technical scheme scope that the present invention is claimed.
Claims (13)
1. a kind of air channel structure of vehicular propulsion is it is characterised in that include：It is arranged on water tank (4) in vehicle, secondary power
Cabin (5) and extractor fan, air channel (3) are formed in described water tank (4) and described pair piggyback pod (5), and described extractor fan can
Extraneous air is made to import in described air channel (3), described water tank (4) and described pair piggyback pod (5) sky in described air channel (3)
Arranged in series on flow of air direction.
2. the air channel structure of vehicular propulsion as claimed in claim 1 is it is characterised in that also include：Air intake vent and air-out
Mouthful, described air intake vent is opened on described water tank (4), enters in described air channel (3) for extraneous air, described air outlet setting
On described pair piggyback pod (5), for the air in described air channel (3) is discharged.
3. the air channel structure of vehicular propulsion as claimed in claim 2 is it is characterised in that the secondary power set of described vehicle
Run through and be arranged in described water tank (4), the air intake vent of described air channel (3) is located at described water tank (4) away from described pair piggyback pod (5)
Side.
4. the air channel structure of vehicular propulsion as claimed in claim 3 is it is characterised in that described extractor fan is arranged on institute
State in water tank (4) or described pair piggyback pod (5).
5. vehicular propulsion as claimed in claim 2 air channel structure it is characterised in that described air outlet be opened in described
The top of secondary piggyback pod (5) and/or bottom, the both sides closing of described pair piggyback pod (5).
6. the air channel structure of vehicular propulsion as claimed in claim 1 is it is characterised in that also include：Air intake vent and air-out
Mouthful, described air intake vent is opened on described pair piggyback pod (5), enters in described air channel (3) for extraneous air, described air outlet
It is arranged on described water tank (4), for discharging the air in described air channel (3).
7. the air channel structure of described vehicular propulsion as arbitrary in claim 2～6 is it is characterised in that also include being arranged at
Denoising structure at described air intake vent.
8. the air channel structure of vehicular propulsion as claimed in claim 7 is it is characterised in that described denoising structure is to be arranged at
Noise elimination panel (8) at described air intake vent.
9. the air channel structure of described vehicular propulsion as arbitrary in claim 2～6 is it is characterised in that also include being arranged at
Denoising structure in described air channel (3).
10. the air channel structure of vehicular propulsion as claimed in claim 9 is it is characterised in that described denoising structure is arrangement
Sound-absorbing material in air channel inwall (9).
A kind of 11. environmental sanitation vehicles are it is characterised in that include described air channel structure as arbitrary in claim 1～10.
12. environmental sanitation vehicles as claimed in claim 11 are it is characterised in that the air intake vent of described air channel (3) is located at described water tank
(4) away from the side of described pair piggyback pod (5), and described water tank (4) and driver's cabin (2) arranged for interval, extraneous air can be made
Enter in described air channel (3).
13. environmental sanitation vehicles as claimed in claim 12 are it is characterised in that described water tank (4) is inverted U-shaped water tank, described inverted U-shaped
The hollow space of water tank is used for arranging secondary power set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510270633.9A CN105587394B (en) | 2015-05-25 | 2015-05-25 | A kind of radiator structure of the power set of environmental sanitation vehicles and environmental sanitation vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510270633.9A CN105587394B (en) | 2015-05-25 | 2015-05-25 | A kind of radiator structure of the power set of environmental sanitation vehicles and environmental sanitation vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105587394A CN105587394A (en) | 2016-05-18 |
| CN105587394B true CN105587394B (en) | 2017-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510270633.9A Active CN105587394B (en) | 2015-05-25 | 2015-05-25 | A kind of radiator structure of the power set of environmental sanitation vehicles and environmental sanitation vehicles |
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| CN (1) | CN105587394B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3360711B1 (en) * | 2016-12-28 | 2020-07-15 | Komatsu Ltd. | Working vehicle |
| CN108842695A (en) * | 2018-09-04 | 2018-11-20 | 徐州徐工环境技术有限公司 | Sweeper denoising structure and sweeper |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102191784A (en) * | 2010-03-08 | 2011-09-21 | 神钢建设机械株式会社 | Construction machine provided with engine room |
| WO2014108788A1 (en) * | 2013-01-11 | 2014-07-17 | Toyota Jidosha Kabushiki Kaisha | Air guide structure for an engine compartment of a vehicle |
| CN204804923U (en) * | 2015-05-25 | 2015-11-25 | 徐工集团工程机械股份有限公司 | Power device's of sanitation vehicle wind channel structure and sanitation vehicle |
-
2015
- 2015-05-25 CN CN201510270633.9A patent/CN105587394B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102191784A (en) * | 2010-03-08 | 2011-09-21 | 神钢建设机械株式会社 | Construction machine provided with engine room |
| WO2014108788A1 (en) * | 2013-01-11 | 2014-07-17 | Toyota Jidosha Kabushiki Kaisha | Air guide structure for an engine compartment of a vehicle |
| CN204804923U (en) * | 2015-05-25 | 2015-11-25 | 徐工集团工程机械股份有限公司 | Power device's of sanitation vehicle wind channel structure and sanitation vehicle |
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| CN105587394A (en) | 2016-05-18 |
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