CN102776856B - Cleaning suction nozzle and cleaning vehicle - Google Patents
Cleaning suction nozzle and cleaning vehicle Download PDFInfo
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- CN102776856B CN102776856B CN201210269265.2A CN201210269265A CN102776856B CN 102776856 B CN102776856 B CN 102776856B CN 201210269265 A CN201210269265 A CN 201210269265A CN 102776856 B CN102776856 B CN 102776856B
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- 238000004140 cleaning Methods 0.000 title claims abstract description 52
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 72
- 238000009826 distribution Methods 0.000 claims description 123
- 239000002699 waste material Substances 0.000 description 24
- 238000010408 sweeping Methods 0.000 description 18
- 230000000694 effects Effects 0.000 description 16
- 239000003595 mist Substances 0.000 description 16
- 238000005096 rolling process Methods 0.000 description 14
- 230000001680 brushing effect Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 239000008246 gaseous mixture Substances 0.000 description 4
- 241001125879 Gobio Species 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 241001417527 Pempheridae Species 0.000 description 1
- 241001397306 Proales Species 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Landscapes
- Cleaning In General (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
The invention discloses a cleaning suction nozzle, which comprises a suction nozzle main body capable of moving along an object to be cleaned, wherein an air inlet is arranged on the suction nozzle main body, an air gathering area surrounding the air inlet is formed on the lower side of the suction nozzle main body, the front end of the air gathering area is provided with an opening for allowing air mixed with garbage to pass through, the air around the suction nozzle can enter the air gathering area from the periphery and enter the air inlet, a premixing area is arranged in front of the opening, and an air jet port capable of jetting air downwards is arranged in the premixing area. The invention also discloses a cleaning vehicle using the cleaning suction nozzle provided by the invention. The pre-mixing area is arranged in front of the gas collecting area, and the air jet ports jet air to the garbage layer, so that the garbage can be impacted and stirred, the garbage and the air are mixed, and the power sucked by the air inlet is obtained.
Description
Technical field
The present invention relates to utilize the cleaning applications of negative pressure of vacuum suction rubbish, particularly, relate to the cleaning cart of a kind of Clean-suction nozzle and this suction nozzle of use.
Background technology
In using the field of negative pressure of vacuum suction rubbish, Clean-suction nozzle plays the important function of rubbish suction, and under the effect of negative pressure of vacuum, the gas that is mingled with rubbish can enter by this suction nozzle the rubbish storage area of appointment.For example, in cleaning cart field, particularly, in sweeping machine, under the swabbing action of blower fan, rubbish can enter in the dustbin of sweeping machine with air by this suction nozzle, thereby plays the object of road cleaning.Therefore, the design form of suction nozzle also directly has influence on itself cleaning capacity to the cleaning cart road pavement of the aspiration rates of rubbish and use suction nozzle.
At present, in the cleaning carts such as sweeping machine of the Clean-suction nozzle of configuration, because cleaning cart itself all has the clean rate upper limit of fixing pavement garbage, when pavement garbage amount and waste layer thickness surpass the existing cleaning capacity of sweeping machine, after cleaning operation, on road surface, have rubbish residual, thereby cause cleaning effect not good.And the means that increase the suction source power such as blower fan not only waste energy, but also can cause the impact to associated components, affect its application life.Therefore, do not improving under the prerequisite of original fan delivery or other performance of cleaning cart, by changing this body structure of Clean-suction nozzle, realizing the lifting to the cleaning capacity of the aspiration rates of rubbish and road pavement, thering is positive effect.
Summary of the invention
An object of the present invention is to provide a kind of Clean-suction nozzle, this Clean-suction nozzle can be tackled thicker waste layer and high to the aspiration rates of rubbish.
Another object of the present invention is to provide a kind of cleaning cart, and this cleaning cart is used Clean-suction nozzle provided by the invention, to improve road surface cleaning capacity.
To achieve these goals, according to an aspect of the present invention, a kind of Clean-suction nozzle is provided, this suction nozzle comprises the suction nozzle main body that can move along object to be cleaned, on this suction nozzle main body, be provided with air inlet port, wherein, the downside of described suction nozzle main body is formed with the gas collection district around this air inlet port, the front end in this gas collection district has the opening passing through for the gas that is mingled with rubbish, described suction nozzle gas around can enter this gas collection district and enter described air inlet port from surrounding, the place ahead of described opening is provided with pre-confounding, in this pre-confounding, be provided with can Jet with downward flow direction gas puff prot.
Preferably, described puff prot comprises the first puff prot of the front end that is arranged on described pre-confounding, and the jet direction of described the first puff prot tilts towards the back lower place.
Preferably, described puff prot comprises the second puff prot and the 3rd puff prot that is separately positioned on described pre-confounding both sides, and the jet direction of described the second puff prot and the 3rd puff prot tilts towards side-lower opposite to each other.
Preferably, the jet direction of described the second puff prot and described the 3rd puff prot is opposite to each other when side-lower tilts, towards tilted rearward.
Preferably, described puff prot is scrak type structure.
Preferably, described pre-confounding comprises and is arranged on the premix casing of described suction nozzle main body front end and is arranged on the gas-distribution pipe on this premix casing, and described gas-distribution pipe is provided with described puff prot and is used to a plurality of air distribution ports of described puff prot air feed.
Preferably, described a plurality of air distribution port comprises the first air distribution port that is positioned at described premix casing top, the second air distribution port, the 3rd air distribution port and the 4th air distribution port, described the first air distribution port and the second air distribution port are symmetrical arranged along the length direction of described the first puff prot, and corresponding with the golden section point of the first puff prot length dimension described in half respectively, corresponding away from the golden section point of described the first puff prot in the length dimension of described the 3rd air distribution port and described the second puff prot, corresponding away from the golden section point of described the first puff prot in the length dimension of described the 4th air distribution port and described the 3rd puff prot.
Preferably, described gas-distribution pipe comprises the first gas-distribution pipe that is positioned at described premix casing front end, the lower end of this first gas-distribution pipe is provided with described the first puff prot, this first gas-distribution pipe comprises the first branch road, the second branch road and the 3rd branch road being interconnected, described the first branch road is communicated with described the 3rd air distribution port, described the secondth branch road is communicated with described the first air distribution port and the second air distribution port simultaneously, and described the 3rd branch road is communicated with described the 4th air distribution port.
Preferably, described gas-distribution pipe comprises the second gas-distribution pipe and the 3rd gas-distribution pipe that lays respectively at described premix casing both sides, the lower end of described the second gas-distribution pipe is provided with described the second puff prot, described the second gas-distribution pipe comprises the 4th branch road and the 5th branch road, described the 4th branch road is communicated with described the 3rd air distribution port, and described the 5th branch road is communicated with described the first air distribution port; The lower end of described the 3rd gas-distribution pipe is provided with described the 3rd puff prot, and described the 3rd gas-distribution pipe comprises the 6th branch road and the 7th branch road, and described the 6th branch road is communicated with described the 4th air distribution port, and described the 7th branch road is communicated with described the second air distribution port.
Preferably, between described gas collection district and described pre-confounding, be provided with flexible baffle, the upper end of this flexible baffle is fixed on the front end of described suction nozzle main body.
According to a further aspect in the invention, provide a kind of cleaning cart, cleaning cart comprises dustbin and rubbish is drawn into the suction nozzle in this dustbin, and described suction nozzle is Clean-suction nozzle provided by the invention, and wherein, described air inlet port is connected with described dustbin.
By technique scheme, because the downside of suction nozzle of the present invention is provided with gas collection district, the gas entering from surrounding can form gas whirlpool in Gai gas collection district, therefore can increase the suction capactity to rubbish.And owing in the place ahead, gas collection district, pre-confounding being set, by puff prot, to waste layer, carry out jet, can impact and stir rubbish, rubbish is mixed with air, thereby obtain the power being aspirated by air inlet port, therefore suction nozzle provided by the invention can have stronger aspiration rates equally when rubbish that should be thicker, and makes to use the cleaning cart of this suction nozzle, particularly the road surface cleaning capacity of sweeping machine is high, practical.
Other features and advantages of the present invention partly in detail are described the specific embodiment subsequently.
Accompanying drawing explanation
Accompanying drawing is to be used to provide a further understanding of the present invention, and forms a part for manual, is used from explanation the present invention, but is not construed as limiting the invention with the specific embodiment one below.In the accompanying drawings:
Fig. 1 is the perspective view of the suction nozzle that provides of first embodiment of the invention;
Fig. 2 be the suction nozzle that provides of first embodiment of the invention look up plane structure schematic diagram;
Fig. 3 is the sectional structure schematic diagram of A-A intercepting along the line in Fig. 2;
Fig. 4 is the perspective view of looking up of the suction nozzle that provides of second embodiment of the invention;
Fig. 5 is the top perspective structural representation of the suction nozzle that provides of second embodiment of the invention;
Fig. 6 is the top plan view structural representation of the suction nozzle that provides of second embodiment of the invention;
Fig. 7 is the sectional structure schematic diagram of B-B intercepting along the line in Fig. 6.
Description of reference numerals
1 suction nozzle main body 2 air inlet ports
3 gas collection district 4 fins
The pre-confounding of 5 rolling and brushing device 8
31 opening 51 axis of rotation
52 brush 53 first brushes
54 second brush 81 puff prots
82 premix casing 83 gas-distribution pipes
84 air distribution ports
A first puff prot b the second puff prot
C the 3rd puff prot
D first gas-distribution pipe h the second gas-distribution pipe
I the 3rd gas-distribution pipe
Z first air distribution port y the second air distribution port
X the 3rd air distribution port w the 4th air distribution port
E first branch road f the second branch road
G the 3rd branch road j the 4th branch road
K the 5th branch road l the 6th branch road
M the 7th branch road
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.Should be understood that, the specific embodiment described herein only, for description and interpretation the present invention, is not limited to the present invention.
In the present invention, in the situation that not doing contrary explanation, the noun of locality using is as conventionally undefined in the normal situation about using of suction nozzle provided by the invention in " upper and lower ", moving direction definition when " forward and backward " normally used with suction nozzle, for example, in Fig. 3, left side is " front ", and right side is " afterwards ", in Fig. 7, right side is " front ", and left side is " afterwards ".These nouns of locality, only for the present invention is described, are not limited to the present invention.
In optimal way of the present invention, Clean-suction nozzle provided by the invention is for cleaning cart, in sweeping machine.Wherein, suction nozzle be arranged on vehicle body downside and with vehicle body in the proal while, the suction of the negative pressure of vacuum manufactured by blower fan is mingled with the gas of rubbish, and the rubbish of terminal hour enters in dustbin.Particularly, Clean-suction nozzle provided by the invention comprises can be along the mobile suction nozzle main body 1 of object to be cleaned (road surface), on this suction nozzle main body 1, be provided with air inlet port 2, more specifically, suction nozzle main body 1 can comprise top board 11 and be positioned at the side plate 12 of these top board 11 both sides, wherein air inlet port 2 is formed on top board 11, and is communicated with dustbin by pipeline.And the roller (not shown) moving for suction nozzle main body 1 all can be installed on each side plate, being that suction nozzle main body 1 moves forward with sweeping machine better, to realize, the rubbish on road surface is drawn into and in dustbin, carries out sedimentation or filtration treatment, thereby realize the clean object in road surface.
In order to realize object of the present invention, in two following embodiments of the present invention, in the same manner, the downside of suction nozzle main body 1 is open, to be formed with the gas collection district 3 around this air inlet port 2, the front end in this gas collection district 3 has the opening 31 passing through for the gas that is mingled with rubbish, and suction nozzle gas around can enter this gas collection district 3 and enter air inlet port 2 from surrounding.Therefore, the gas that enters gas collection district 3 from surrounding can form gas whirlpool collecting, only compare from the existing air suction mode of the mode of forward air inlet, the formation of this gas whirlpool can increase the negative pressure at air inlet port 2 places, thereby can further increase being mingled with the suction capactity of the gas of rubbish.Because suction nozzle forwards moves conventionally, the rubbish that is therefore arranged in suction nozzle the place ahead can be entered smoothly gas collection district 3 and finally by air inlet port 2, be entered dustbin by opening 31 again.
In addition, the gas entering due to the opening 31 from the place ahead is the heterogeneous mist that is mingled with various rubbish, at this heterogeneous mist, be sucked in the lifting process of air inlet port 2, the direction vector that air motion changes is larger, again due to the distinctive Multiphase Flow feature of the granulated garbage of carrying secretly in air, the effect of inertia of these granulated garbages is large, and is not easy to be sucked in air inlet port 2.Even there will be the problem of fleeing from out suction nozzle from the rear end of suction nozzle.Therefore, in order to address this problem, in first embodiment of the invention as shown in Figure 1 to Figure 3, the below of air inlet port 2 is provided with the fin 4 that can guide the gas that is mingled with rubbish to enter air inlet port 2, the length direction of this fin 4 is perpendicular to the fore-and-aft direction of suction nozzle main body 1, and air inlet port 2 is divided into nose air intake 21 and rear air inlet port 22, particularly, can make nose air intake 21 identical with the area of rear air inlet port 22, this fin 4 is positioned in the radial centre lines of air inlet port 2.Therefore, the gas that is mingled with rubbish entering from front openings 31 can guide by the fin 4 perpendicular to fore-and-aft direction by length direction, thereby conveniently enter in nose air intake 2, in addition due to the existence of rear air inlet port 22, the gas that enters into gas collection district 3 from suction nozzle surrounding also can by air inlet port 22 enter air inlet port 2, thereby can not hinder the suction capactity of air inlet port 2.
In order to realize the guiding function to gas of fin 4, preferably, fin 4 is from the place ahead, to point to the streamlined structure of air inlet port 2.Wherein, what those skilled in the art can understand is, this streamlined structure is similar to the airflow design in the tab construction of the aircraft such as aircraft, by the angle of attack is rationally set, the gas that can make to be mingled with rubbish enters in nose air intake 21 in the mode of minimum drag, the change of the air-flow direction vector entering from front openings 31 is comparatively mild, thereby rubbish can either be inducted in air inlet port 2, can not have influence on again the suction capactity of air inlet port 2.Certainly; those skilled in the art can also expect that other are applicable to the mode of gas flow; such as other arcs, oblique face structure etc.; in addition; this fin can be the overall structure in present embodiment, in other NM embodiments, can be also the fin assembly of several fins compositions; as long as can complete object of the present invention, for the tab construction of this present invention's of meeting design, the change of quantity, all should drop in protection scope of the present invention.
In addition, for the convenient angle of attack of fin that regulates adapts to different road surface situations, preferably, this fin 4 can be hinged on air inlet port 2 regularly.Particularly, can gudgeon be set by the both sides at fin 4, this gudgeon be passed respectively to the relative edge of air inlet port 2 rotationally, and by nut and gudgeon, carry out threaded engagement in outside, and fin is fixed.In the time need to regulating the angle of fin, the nut of opening regulating.For similar connected mode known in those skilled in the art, the present invention does not limit.
When the cleaning carts such as sweeping machine carry out road cleaning, usually run into the situation that rubbish is thicker, when the waste layer thickness of pavement garbage exceeds the existing clean rate of sweeping machine and reaches the standard grade, above suction nozzle arrives pavement garbage, within the very short activity duration, the granulated garbage of waste layer bottom cannot touch air, the power that therefore cannot be carried secretly and promote from the air of motion, and can not be sucked in air inlet port 2.Can cause like this region, road surface after cleaning still to exist rubbish residual, thereby the cleaning effect of the cleaning carts such as sweeping machine is very restricted.
For this reason, in the first embodiment of the present invention, preferably, the downside of suction nozzle main body 1 is provided with rolling and brushing device 5, and this rolling and brushing device 5 is positioned at the place ahead in gas collection district 3.Wherein, as shown in Figure 2, rolling and brushing device 5 can comprise the axis of rotation 51 that can rotate and be arranged on the brush 52 on this axis of rotation 51.Wherein preferably, rolling and brushing device Height Adjustable, can make brush 52 selectively contact or depart from object to be cleaned, for example road surface.Particularly, for example can be by regulating the height and position of the bearing at supporting rotating shaft 51 two ends to realize, though illustrate herein, adjustable but those skilled in the art can expect that various ways is realized the height and position of axis of rotation 51, the present invention does not limit this.Therefore, by this rolling and brushing device 5 is set, suction nozzle provided by the invention can extend the activity duration of thicker waste layer and accelerate thicker waste layer to be mixed into air the process that is pre-mixed processing of heterogeneous gaseous mixture,, the rubbish of waste layer bottom can be mixed with air too in time, by air, carried secretly and promote, thereby realize smoothly the efficient cleaning of road pavement rubbish.
Particularly, owing to being provided with rolling and brushing device 5, first, when the suction nozzle that first embodiment of the invention provides is swept thicker waste layer in reply suction, to operation direct of travel, be the length that suction nozzle main body has been extended in the place ahead, to guarantee the space in original gas collection district 3; In addition, conventionally the brush 52 of rolling and brushing device 5 is set to contact with road surface, now by the rolling of this brush 52, stir, the granulated garbage of the bottom of thicker rubbish also can be stirred and mix with air, thereby accelerate bottom rubbish with the mixed process of air, make bottom rubbish can obtain the power being sucked equally.In addition, when the position of rolling and brushing device 5 being set when higher, while being brush 52 disengaging ground, also can be by the rolling of brush 52, drive air to form powerful air-flow vortex, thereby accelerate waste layer with the mixed process of air, and push the gas that is mingled with granulated garbage and enter gas collection district 3 from opening 31, so that the rubbish of waste layer bottom can arrive the below of air inlet port 2 equally efficiently, thereby improve the aspiration rates of suction nozzle to rubbish.No matter be brush 52 contacts or disengaging ground, when its atwirl while, in the periphery of brush 52, can form the vortex of ring-type flow pattern, not only can stir heterogeneous gaseous mixture, circulation vortex can also guide and drive heterogeneous gaseous mixture via openings 31 to enter in gas collection district 3 simultaneously, and this has played the effect of strengthening promoting air-flow equally.
In addition, for prevent brush block air from the place ahead, enter gas collection district 3 air enter circulation road, preferably, brush 52 comprises the first brush 53 and the second brush 54 being arranged on mutual vertically on axis of rotation 51, and this first brush 53 and the second brush 54 are along the axially spaced-apart setting of axis of rotation 51 and equal in length.; brush across is alternately arranged; equal in length due to the first brush 53 and the second brush 54; therefore; rotation along with axis of rotation 51; the first brush 53 all can contact with road surface with the second brush 54; with cleaning road surface; and importantly; as shown in Figure 2; air can enter gas collection district 3 by the breach forming between ground the first brush 53 and the second brush 54 is vertically set mutually from the place ahead of suction nozzle smoothly, thereby guarantees the air inflow of air inlet port 2, and can not reduce the suction capactity of air inlet port 2.
In addition, in the suction nozzle providing in first embodiment of the invention, the place ahead of rolling and brushing device 3 is provided with flexible baffle 32, for example, use rubber to make.The upper end of this flexible baffle 32 is fixed on the front end of the top board 11 of suction nozzle main body 1.Be positioned at suction nozzle main body 1 foremost, wherein under off working state, this flexible baffle 32 can naturally hang down and approach ground, and in working order, under the swabbing action of air inlet port 2 negative pressure of vacuum, the lower end of flexible baffle 32 can be close to side plate 12 backward, the position of its latus inframedium 12 correspondences also forms streamlined structure, thereby the attitude that makes overall flexibility baffle plate 32 is streamlined, so that the gas in suction nozzle the place ahead can enter suction nozzle main body downside in the lower end by flexible baffle 32 with minimum resistance, and by entering gas collection district 3 after brush 52, thereby complete the effect that rubbish enters air inlet port 2 of carrying secretly.
Therefore, the suction nozzle that first embodiment of the invention provides can promote rubbish by simple structure and take out thin power, and the road surface cleaning capacity of the cleaning carts such as the sweeping machine of this suction nozzle of lifting use, sweeper, even if run into the situation that waste layer is thicker, can complete the cleaning to rubbish equally, practical.
Except the first above-mentioned embodiment, the suction nozzle providing in second embodiment of the invention can be realized the cleaning works to thicker waste layer equally, as shown in Figures 4 to 7, identical with the first embodiment, this suction nozzle comprises the suction nozzle main body 1 that can move along object to be cleaned, on this suction nozzle main body 1, be provided with air inlet port 2, and the downside of suction nozzle main body 1 is formed with the gas collection district 3 around this air inlet port 2, the front end in this gas collection district 3 has the opening 31 passing through for the gas that is mingled with rubbish, suction nozzle gas around can enter this gas collection district 3 and enter air inlet port 2 from surrounding.Different from the first embodiment, in the present embodiment, the place ahead of opening 31 is provided with pre-confounding 8, in this pre-confounding 8, be provided with can Jet with downward flow direction gas puff prot 81.Particularly, pre-confounding 8 comprises the premix casing 82 that is arranged on suction nozzle main body 1 front end, and the bottom opening of this premix casing 82 is to form pre-confounding 8.Therefore, by 81 pairs of waste layer of puff prot, undertaken jet, thereby realize the impact of thicker waste layer and stirring, thereby by being pre-mixed as after heterogeneous mist of rubbish and gas, then by the suction force of air inlet port 2, rubbish is drawn in dustbin.
Wherein, because thereby puff prot 81 need to be to the jet composting of waste layer and air, when but if the gas flow spraying from puff prot 81 is more, by the air pressure serious offense ambient pressure making in pre-confounding 8, and make mixed heterogeneous mist produce the trend of outwards escaping, thereby affect this heterogeneous mist and by opening 31, enter the effect in gas collection district 3, therefore, in the present embodiment, preferably, puff prot 81 is scrak type structure, by rectangular narrow bar seam, undertaken jet, like this can be in the situation that air quantity be less the higher gas of spouting velocity, and saved the energy of corresponding blower fan.Wherein this air distribution port can be that single scrak type structure also can be combined by a plurality of crack structures, therefore, the puff prot of this structure can either meet the mixing to garbage truck, can not make again the air pressure in pre-confounding 8 excessive, thereby reduce the possibility that heterogeneous mist is outwards escaped, so that it,, under the suction of air inlet port 2 negative pressure of vacuum, is entered gas collection district 3 and is finally entered in the dustbin of cleaning cart by air inlet port 2 by opening 31.
Except the structure of above-mentioned puff prot itself, by reasonable Arrangement puff prot, can avoid equally the heterogeneous mist in pre-confounding 8 to flee from.Particularly, puff prot 81 comprises the first puff prot a of the front end that is arranged on pre-confounding 8, and the jet direction of the first puff prot a tilts towards the back lower place.The the first puff prot a that is positioned at front end can be when impacting waste layer, heterogeneous mist is blowed to the opening 31 in gas collection district 8, thereby reduce the possibility that it is fled to other directions, preferably simultaneously, puff prot 81 comprises the second puff prot b and the 3rd puff prot c that is separately positioned on pre-confounding 8 both sides, and the jet direction of the second puff prot b and the 3rd puff prot c tilts towards side-lower opposite to each other.By the jet direction of the second puff prot b and the 3rd puff prot c is arranged opposite to each other, can prevent that heterogeneous mist from fleeing from from the side of pre-confounding 8.Wherein, under the effect of first, second, and third puff prot a, b, c, can form air curtain wall in three orientation except rear, thereby avoided well the heterogeneous mist in pre-confounding 8 to flee from, and enter in gas collection district 3 by the suction of air inlet port 2, to promote the aspiration rates of rubbish.And more preferably, the second puff prot b and the 3rd puff prot c are opposite to each other when side-lower tilts, also towards tilted rearward, therefore, can either prevent that multinomial gaseous mixture from fleeing from, can also play propelling movement effect to it, can accelerate it and enter gas collection district 3 by opening 31, thereby further promote the aspiration rates of suction nozzle to rubbish.
The structure that can realize above-mentioned technical approach has multiple, wherein, in order to carry out distribution for each puff prot 81 equably, gas-distribution pipe 83 is installed on premix casing 82, and gas-distribution pipe 83 is provided with above-mentioned each puff prot 81 and a plurality of air distribution ports 84 that are used to each puff prot 81 air feed.When using on cleaning cart, the plurality of air distribution port 84 can be communicated with the blower fan air side of cleaning cart, thereby obtains in proportion required air quantity.
Particularly, a plurality of air distribution ports 84 comprise the first air distribution port z that is positioned at premix casing 82 tops, the second air distribution port y, the 3rd air distribution port x and the 4th air distribution port w, wherein owing to being positioned at the first puff prot of front end, when impacting waste layer, also play the effect that heterogeneous mist is blowed to gas collection district 3, therefore, for emphasis is the first puff prot a air feed, preferably, the first air distribution port z and the second air distribution port y are symmetrical arranged along the length direction of the first puff prot a, and corresponding with the golden section point of half the first puff prot a length dimension respectively, with even status the first puff prot a air feed.In addition, corresponding away from the golden section point of the first puff prot a in the length dimension of the 3rd air distribution port x and the second puff prot b, corresponding away from the golden section point of the first puff prot a in the length dimension of the 4th air distribution port w and the 3rd puff prot c, with equally even status, be positioned at the second puff prot b and the 3rd puff prot c air feed of both sides.
Therefore, in actual air feed process, according to above-mentioned arrangement, can realize these four air distribution ports 84 and be the first puff prot a air feed, be positioned at the second puff prot b of both sides and the 3rd puff prot c respectively by two air distribution port 84 air feed near separately.In order to realize this plenum system, particularly, gas-distribution pipe 83 comprises the first gas-distribution pipe d that is positioned at premix casing 82 front ends, the lower end of this first gas-distribution pipe d is provided with the first puff prot a, this first gas-distribution pipe d comprises the first branch road e, the second branch road f and the 3rd branch road g being interconnected, and wherein, the first branch road e is communicated with the 3rd air distribution port x, the second branch road f is communicated with the first air distribution port z and the second air distribution port y simultaneously, and the 3rd branch road g is communicated with the 4th air distribution port w.Therefore, can make the first, second, third and the 4th air distribution port z, y, x, w is the first puff prot a air feed simultaneously, what wherein need to stress is, the second branch road f is bifurcation structure, it can be communicated with the first air distribution port z and the second air distribution port y that are positioned at the front center of pre-confounding 8 simultaneously, therefore can make the first puff prot a front center air quantity larger, and evenly configuration, thus optimally by impact waste layer and by multinomial mist, blow in gas collection district 3.
In addition, in order to realize the air feed to the second puff prot b and the 3rd puff prot c, preferably, gas-distribution pipe 83 comprises the second gas-distribution pipe h and the 3rd gas-distribution pipe i that lays respectively at premix casing 82 both sides, the lower end of the second gas-distribution pipe h is provided with the second puff prot b, the second gas-distribution pipe h comprises the 4th branch road j and the 5th branch road k, and the 4th branch road j is communicated with the 3rd air distribution port x, and the 5th branch road k is communicated with the first air distribution port z; The lower end of the 3rd gas-distribution pipe i is provided with the 3rd puff prot c, and the 3rd gas-distribution pipe i comprises the 6th branch road l and the 7th branch road m, and the 6th branch road l is communicated with the 4th air distribution port w, and the 7th branch road m is communicated with the second air distribution port y.
Therefore, in seven branch roads that arrange on premix casing 82, three, middle part branch road can obtain the distribution of all four air distribution ports 84, and better for being positioned at the first puff prot a air feed of front end.And the second puff prot b and the 3rd puff prot c that are positioned at both sides can obtain respectively the uniform blasting of two air distribution ports 84 equally by two branch roads, thereby realize the whole premix work of confounding 8 in advance.Those skilled in the art can carry out various changes to quantity, structure and the configuration mode of above-mentioned air distribution port 84, gas-distribution pipe 83, puff prot 81 and each branch road in addition, but meet this change of the present invention under conceiving, all should drop in protection scope of the present invention.
In addition, different from the first embodiment is, flexible baffle 32 is not arranged on suction nozzle foremost, and be arranged between gas collection district 3 and pre-confounding 8, and the upper end of this flexible baffle 32 is fixed on the front end of suction nozzle main body 1, thereby gas collection district 3 and pre-confounding 8 can be divided into two relatively independent working regions, be more conducive to carry out work separately.
Above-mentioned is configured in while being specifically applied on the cleaning carts such as sweeping machine, can carry out various operations to tackle different operating modes.For example, when the operation of sweeping machine Qing Wu district, pavement garbage amount pettiness, four air distribution ports 84 are all taked impartial small amount blowing amount configuration, when guaranteeing that gas does up the sealing process of air curtain wall, reach the impact of road pavement rubbish simultaneously and stir evenly the object of heterogeneous mist.And when the operation of sweeping machine Chong Wu district, when pavement garbage amount greatly and waste layer is thicker, do not changing under the prerequisite of the 3rd air distribution port x of premix casing 82 and the configuration of the blowing amount of the 4th air distribution port w for this reason, need the blowing amount configuration of the first air distribution port z and the second air distribution port y, the ratio air quantity that focus utilization blower fan is drawn, indirectly improve the jet speed of bar crack structure of the first puff prot a, thereby improve the kinergety that blows afloat and stir evenly the heterogeneous gas of mixing to waste layer, guarantee the premixing effect of pre-confounding to rubbish.When the distribution of pavement garbage layer thickness is obvious centering inequality, also can improves jet velocity by adjusting the air distribution amount of the different air distribution ports 84 in both sides, thereby guarantee best the premixing effect of 8 pairs of rubbish of pre-confounding.
Therefore, no matter the first embodiment or the second embodiment, suction nozzle provided by the invention all can be tackled thicker rubbish, and promotes the road surface clean rate of cleaning cart.And, between these two embodiments, can adopt the combination of variety of way, for example the pre-confounding in the second embodiment 8 is arranged to the front end of suction nozzle main body 1 in the first embodiment, can be particularly the place ahead of the flexible baffle 32 in the first embodiment.Further to promote the cleaning capacity of suction nozzle, for this type of combination, also should drop in protection scope of the present invention.
When the concrete cleaning carts such as sweeping machine carry out cleaning work, first put down suction nozzle provided by the invention and adjust it and ground between height arrive after working depth, open blower fan.When advancing, sweeping machine first by sweeping dish, pavement garbage cleaning is pooled to the front region of suction nozzle, to form suction nozzle adsorption operation point.
Wherein, suction nozzle move to operation area above time, the rolling and brushing device 5 of the suction nozzle that first embodiment of the invention provides can carry out rolling and brushing and stirring by waste layer, to form heterogeneous mist also, suction by air inlet port 2 enters gas collection district 3 by opening 31, and finally enters in dustbin.And complete the cleaning of road pavement.
In addition, suction nozzle move to operation area above time, the waste layer that first the first puff prot a of the suction nozzle that second embodiment of the invention provides arrives setting top starts jet and blows afloat rubbish, then, arrive soon after setting blow afloat rubbish of the second puff prot b and the 3rd puff prot c, mixes and forms the heterogeneous mist of particle and air with air in the pre-interior beginning of confounding 8 under pavement garbage acts in first, second, and third puff prot a, b, c.Along with sweeping machine is advanced, flexible baffle 32 arrives setting rear immediately, under the negative pressure of vacuum effect of air inlet port 2, the interior formation low pressure in gas collection district 3, due to flexible baffle 32 being set, the formed inside and outside barometric gradient in air gap flow section place that gas collection district 3 is formed with ground is poor very large, now the pre-interior heterogeneous mist of confounding 8 and suction nozzle main body around external environment air-flow by suction simultaneously, entered in gas collection district 3, carried secretly and promoted subsequently, by air inlet port 2, enter in dustbin, now heterogeneous mixed airflow speed moment reduction in dustbin, be subject to the effect of filter simultaneously, rubbish grit settles down in dustbin, thereby complete the cleaning work of road pavement rubbish.
The cleaning cart of the suction nozzle that to sum up, first embodiment of the invention and the second embodiment provide and this suction nozzle of use all has higher practicality and promotional value.
Below describe by reference to the accompanying drawings the preferred embodiment of the present invention in detail; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characterictic described in the above-mentioned specific embodiment, in reconcilable situation, can combine by any suitable mode, for fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible combinations.
In addition, between various embodiment of the present invention, also can be combined, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. a Clean-suction nozzle, this suction nozzle comprises the suction nozzle main body (1) that can move along object to be cleaned, on this suction nozzle main body (1), be provided with air inlet port (2), it is characterized in that, the downside of described suction nozzle main body (1) is formed with the gas collection district (3) around this air inlet port (2), the front end in this gas collection district (3) has the opening (31) passing through for the gas that is mingled with rubbish, described suction nozzle gas around can enter this gas collection district (3) and enter described air inlet port (2) from surrounding, the place ahead of described opening (31) is provided with pre-confounding (8), in this pre-confounding (8), be provided with can Jet with downward flow direction gas puff prot (81),
Described pre-confounding (8) comprises and is arranged on the premix casing (82) of described suction nozzle main body (1) front end and is arranged on the gas-distribution pipe (83) on this premix casing (82), and described gas-distribution pipe (83) is provided with described puff prot (81) and is used to a plurality of air distribution ports (84) of described puff prot (81) air feed.
2. Clean-suction nozzle according to claim 1, it is characterized in that, described puff prot (81) comprises first puff prot (a) of the front end that is arranged on described pre-confounding (8), and the jet direction of described the first puff prot (a) tilts towards the back lower place.
3. Clean-suction nozzle according to claim 2, it is characterized in that, described puff prot (81) comprises the second puff prot (b) and the 3rd puff prot (c) that is separately positioned on described pre-confounding (8) both sides, and the jet direction of described the second puff prot (b) and the 3rd puff prot (c) tilts towards side-lower opposite to each other.
4. Clean-suction nozzle according to claim 3, is characterized in that, the jet direction of described the second puff prot (b) and described the 3rd puff prot (c) is opposite to each other when side-lower tilts, towards tilted rearward.
5. according to the Clean-suction nozzle described in any one in claim 1-4, it is characterized in that, described puff prot (81) is scrak type structure.
6. Clean-suction nozzle according to claim 3, it is characterized in that, described a plurality of air distribution port (84) comprises the first air distribution port (z) that is positioned at described premix casing (82) top, the second air distribution port (y), the 3rd air distribution port (x) and the 4th air distribution port (w), described the first air distribution port (z) and the second air distribution port (y) are symmetrical arranged along the length direction of described the first puff prot (a), and corresponding with the golden section point of the first puff prot (a) length dimension described in half respectively, corresponding away from the golden section point of described the first puff prot (a) in the length dimension of described the 3rd air distribution port (x) and described the second puff prot (b), corresponding away from the golden section point of described the first puff prot (b) in the length dimension of described the 4th air distribution port (w) and described the 3rd puff prot (c).
7. Clean-suction nozzle according to claim 6, it is characterized in that, described gas-distribution pipe (83) comprises the first gas-distribution pipe (d) that is positioned at described premix casing (82) front end, the lower end of this first gas-distribution pipe (d) is provided with described the first puff prot (a), this first gas-distribution pipe (d) comprises the first branch road (e) being interconnected, the second branch road (f) and the 3rd branch road (g), described the first branch road (e) is communicated with described the 3rd air distribution port (w), described the second branch road (f) is communicated with described the first air distribution port (z) and the second air distribution port (y) simultaneously, described the 3rd branch road (g) is communicated with described the 4th air distribution port (w).
8. according to the Clean-suction nozzle described in claim 6 or 7, its feature is being, described gas-distribution pipe (83) comprises the second gas-distribution pipe (h) and the 3rd gas-distribution pipe (i) that lays respectively at described premix casing (82) both sides, the lower end of described the second gas-distribution pipe (h) is provided with described the second puff prot (b), described the second gas-distribution pipe (h) comprises the 4th branch road (j) and the 5th branch road (k), described the 4th branch road (j) is communicated with described the 3rd air distribution port (x), and described the 5th branch road (k) is communicated with described the first air distribution port (z); The lower end of described the 3rd gas-distribution pipe (i) is provided with described the 3rd puff prot (c), described the 3rd gas-distribution pipe (i) comprises the 6th branch road (l) and the 7th branch road (m), described the 6th branch road (l) is communicated with described the 4th air distribution port (w), and described the 7th branch road (m) is communicated with described the second air distribution port (y).
9. Clean-suction nozzle according to claim 1, it is characterized in that, between described gas collection district (3) and described pre-confounding (8), be provided with flexible baffle (32), the upper end of this flexible baffle (32) is fixed on the front end of described suction nozzle main body (1).
10. a cleaning cart, cleaning cart comprises dustbin and rubbish is drawn into the suction nozzle in this dustbin, it is characterized in that, described suction nozzle is the Clean-suction nozzle described in any one in claim 1-9, wherein, described air inlet port (2) is connected with described dustbin.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210269265.2A CN102776856B (en) | 2012-07-31 | 2012-07-31 | Cleaning suction nozzle and cleaning vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210269265.2A CN102776856B (en) | 2012-07-31 | 2012-07-31 | Cleaning suction nozzle and cleaning vehicle |
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| CN102776856A CN102776856A (en) | 2012-11-14 |
| CN102776856B true CN102776856B (en) | 2014-10-29 |
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| CN201210269265.2A Active CN102776856B (en) | 2012-07-31 | 2012-07-31 | Cleaning suction nozzle and cleaning vehicle |
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| CN103866727A (en) * | 2014-04-02 | 2014-06-18 | 王伟 | Vortex suction cup |
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| CN102518065A (en) * | 2011-12-07 | 2012-06-27 | 中联重科股份有限公司 | Suction nozzle of road cleaning vehicle |
| CN102518066A (en) * | 2011-12-07 | 2012-06-27 | 中联重科股份有限公司 | Suction nozzle structure and road cleaning vehicle having the same |
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| WO2005038141A1 (en) * | 2003-10-22 | 2005-04-28 | Build Maintec Co., Ltd. | Device and method for removing deposit from road surface |
| CN1800500A (en) * | 2005-12-30 | 2006-07-12 | 长沙中联重工科技发展股份有限公司 | Absorption nozzle for road cleaning |
| CN200961247Y (en) * | 2006-10-17 | 2007-10-17 | 青特集团有限公司 | Cleaning device of road-sweeping machine |
| WO2010118536A2 (en) * | 2009-04-17 | 2010-10-21 | Investex Ag | Method and device for treating surfaces |
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| CN102776856A (en) | 2012-11-14 |
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