CN102767150B - Suction nozzle for cleaning and cleaning trolley - Google Patents
Suction nozzle for cleaning and cleaning trolley Download PDFInfo
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- CN102767150B CN102767150B CN201210268295.1A CN201210268295A CN102767150B CN 102767150 B CN102767150 B CN 102767150B CN 201210268295 A CN201210268295 A CN 201210268295A CN 102767150 B CN102767150 B CN 102767150B
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- suction nozzle
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Abstract
The invention discloses a suction nozzle for cleaning, 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; a gas collecting area encircling the air inlet is formed at the lower side of the suction nozzle main body; an opening through which the gas mixed with garbage passes is arranged at the front end of the gas collecting area; the gas around the suction nozzle can enter the gas collecting area and the air inlet from the periphery; and a flow guide plate is arranged at the rear end of the gas collecting area, and the flow guide plate extends towards the rear and upper part from the gas collecting area. The invention also discloses a cleaning trolley of employing the suction nozzle for cleaning. The gas collecting area is formed at the lower side of the suction nozzle main body, and the flow guide plate extending towards the rear and upper part is arranged at the rear end of the gas collecting area, the resistance to the gas entering the gas collecting area from the rear end of the suction nozzle can be reduced, and the flow rate is faster. Therefore, the suction force of the suction nozzle provided by the invention to the garbage is stronger, and the cleaning efficiency of the cleaning trolley of the suction nozzle provided by the invention is higher.
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 the field of use 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 to the aspiration rates of rubbish and uses the cleaning capacity of cleaning cart road pavement of suction nozzle.
At present, in the cleaning cart 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, in the time that pavement garbage amount and waste layer thickness exceed 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, realizing the lifting of the cleaning capacity of aspiration rates to rubbish and road pavement by changing this body structure of Clean-suction nozzle, 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-nozzle structure is reasonable, 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 uses Clean-suction nozzle provided by the invention, to improve road surface cleaning capacity.
To achieve these goals, the invention provides a kind of Clean-suction nozzle, 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 to form gas whirlpool and to enter described air inlet port from surrounding, the rear end in described gas collection district has drainage plate, this drainage plate extends to back upper place from described gas collection district.
Preferably, described drainage plate is to guide gas to enter the streamline structure in described gas collection district.
Preferably, the design of the streamlined of described drainage plate adopts 54 Bezier control.
Preferably, described drainage plate is arranged on the rear end in described gas collection district Height Adjustablely.
Preferably, described gas collection district is surrounded by dividing plate, and this dividing plate is fixed on the downside of described suction nozzle main body, and described drainage plate is fixed on the rear end of described dividing plate.
It is large that the size in the gas collection district that preferably, described dividing plate surrounds becomes downwards gradually.
Preferably, described dividing plate is the notch cuttype structure to downward-extension.
Preferably, described suction nozzle main body comprises top board and is positioned at the side plate of these top board both sides, on each described side plate, the roller moving for described suction nozzle main body is all installed.
Preferably, the front of the described opening in described gas collection district is provided with flexible baffle, and the upper end of this flexible baffle is fixed on the front end of described top board.
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 wherein, described suction nozzle is Clean-suction nozzle provided by the invention, and described air inlet port is connected with described dustbin.
Pass through technique scheme, in suction nozzle provided by the invention, owing to being formed with gas collection district at the downside of suction nozzle main body, the gas that enters this gas collection district from surrounding can form gas whirlpool, thereby increase the suction capactity of air inlet port to gas, and due to gas collection district rear end be provided with to back upper place extend drainage plate, therefore can reduce gas enters gas collection district resistance from suction nozzle rear end, the gas flow rate that makes to enter from suction nozzle rear end gas collection district is faster, thereby the gas whirlpool that makes to be formed on gas collection district is larger, can effectively stop in addition the rubbish being mingled with the gas entering from opening to be escaped from the rear end of suction nozzle, therefore, suction nozzle provided by the invention makes the suction force of rubbish larger by rational structure, and make the clean rate of the cleaning cart that uses suction nozzle provided by the invention higher.
Other features and advantages of the present invention are described in detail the specific embodiment part 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 looking up of the suction nozzle that provides of first embodiment of the invention;
Fig. 2 is the top perspective structural representation of the suction nozzle that provides of first embodiment of the invention;
Fig. 3 is the side-looking structural representation of the suction nozzle that provides of first embodiment of the invention;
Fig. 4 is the sectional structure schematic diagram of suction nozzle in Fig. 3;
Fig. 5 is the perspective view of looking up of the suction nozzle that provides of second embodiment of the invention;
Fig. 6 is the top perspective structural representation of the suction nozzle that provides of second embodiment of the invention;
Fig. 7 is the side-looking structure cross-sectional schematic of the suction nozzle that provides of second embodiment of the invention.
Description of reference numerals
1 suction nozzle main body 2 air inlet ports
3 gas collection district 4 drainage plates
5 dividing plate 6 front catch member
7 deflector 11 top boards
12 side plate 13 rollers
31 opening 32 flexible baffles
61 concave part 62 first drainage portions
62 second drainage portions
A first side b the second side
C the 3rd side
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 uses with suction nozzle, for example, in Fig. 3, Fig. 4 and Fig. 7, left side is " front ", and right 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, and such as sweeping machine, sweeper etc. are for the clean vehicle in road surface.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 finally makes rubbish enter in dustbin.Particularly, as shown in Figures 1 to 7, 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 the side plate 12 that is positioned at these top board 11 both sides, and wherein air inlet port 2 is formed on top board 11, and is communicated with dustbin by pipeline.And the roller 13 moving for suction nozzle main body 1 all can be installed on each side plate, to make better suction nozzle main body 1 move forward with sweeping machine, 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, and 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 the suction capactity of the gas to being mingled with rubbish.Because suction nozzle forwards moves conventionally, the rubbish that is therefore arranged in suction nozzle front can be entered smoothly gas collection district 3 and finally be entered dustbin by air inlet port 2 by opening 31 again.
In order further to promote the suction force of air inlet port 2, in the first embodiment of the present invention, as shown in Figures 1 to 4, the rear end in gas collection district 3 has drainage plate 4, and this drainage plate 4 extends to back upper place from gas collection district 3.Therefore, by the drainage of this drainage plate 4 extending to back upper place, can reduce gas enters gas collection district 3 resistance from suction nozzle rear end, the gas flow rate that makes to enter from suction nozzle rear end gas collection district 3 is faster, thereby the gas whirlpool that makes to be formed on gas collection district 3 strengthens more greatly and further the suction force of air inlet port 2.In addition importantly; because the granulated garbage inertia being mingled with the gas entering from opening 31 is larger; make some granulated garbage also not be able to do in time just to be sucked and escape from the rear end in gas collection district 3 by air inlet port 2; therefore; strengthen the intake velocity entering from rear end; can also make the rear end in gas collection district 3 form gas curtain wall; effectively to stop the rubbish being mingled with the gas entering from opening 31 to be escaped from the rear end of suction nozzle, thereby further promote the suction force of suction nozzle provided by the invention.
Wherein preferably, drainage plate 4 is for can guide gas to enter the streamline structure in gas collection district 3.This streamlined structure can make gas enter gas collection district 3 from rear end in minimum resistance mode, what those skilled in the art can know is, under the trend of extending to back upper place in drainage plate 4 entirety, the arrangement of the streamlined structure of drainage plate 4 as shown in Figure 3 and Figure 4, can not suddenly change with the direction vector that makes the air-flow that enters gas collection district 3 from rear end, thereby can reduce the energy loss of the gas that enters suction nozzle rear end.In addition, those skilled in the art can also know, can realize modes such as the structure of gas drainage being had to multiple, for example other arcs, ramp structure, belong to the change of the present invention under conceiving for this type of, and the present invention does not limit.
More preferably, based on Fluid Mechanics Computation and multiphase flow technology of numerical simulation, can be optimized processing to drainage plate 4 import molded line, in the first embodiment of the present invention, the streamlined structure of this drainage plate 4 has adopted 54 Bezier control, thereby can reach optimum Profile Design, and reduce flow separation and energy loss.Wherein knownly, five of this curve. 4 Bezier curvilinear equations can be expressed as:
In formula, t is parameter, control point P
icoordinate be P
i(x
i, y
i), i=0,1,2,3,4.Coefficient C is respectively: C
0,4=(1-t)
4, C
isosorbide-5-Nitrae=4t (1-t)
3, C
2,4=6t
2(1-t)
2, C
3,4=4t
3(1-t), C
4,4=t
4.Thereby by thering is the streamlined drainage plate 4 of this Curve, make gas to enter gas collection district 3 in minimum energy loss mode, thereby realize object of the present invention.
Get back to this body structure of suction nozzle provided by the invention, in the first embodiment and the second embodiment, as shown in Figures 1 to 7, gas collection district 3 surrounds by dividing plate 5, and this dividing plate 5 is fixed on the downside of suction nozzle main body 1.It can be Split type structure that this dividing plate 5 can be structure as a whole also, and it comprises and is positioned at the side direction portion of both sides and is positioned at the suction nozzle main body 1 backward portion in rear end, to surround the gas collection district 3 with opening 31.
Further, in the first described as shown in Figure 1 to Figure 4 embodiment, according to the Multiphase Flow characteristic of the gas at gas collection district 3 interior formation gas whirlpool, gas has been mingled with granulated garbage.In order further to strengthen the gas whirlpool being formed in gas collection district 3, preferably, the size in the gas collection district 3 being surrounded by dividing plate 5 becomes large downwards gradually from air inlet port 2.More preferably, as shown in Figure 4, dividing plate 5 is set to the notch cuttype structure to downward-extension.Thereby can be in increasing the size in gas collection district 3, make it become gradually large shape downwards and more approach the shape of gas whirlpool, the suction force that gas whirlpool is formed is larger, the gas whirlpool of this increasing, except aspirating better the granulated garbage entering from front, also has the effect that prevents that this granulated garbage from fleeing from from suction nozzle rear end.Therefore make suction nozzle provided by the invention higher to the aspiration rates of rubbish.
In addition in real work, before starting working, suction nozzle needs to regulate the terrain clearance of suction nozzle, to make it adapt to different road surface situations, therefore preferably, above-mentioned drainage plate 4 is arranged on the rear end in gas collection district 3 Height Adjustablely, is in particular the rear end of dividing plate 5.Thereby in controlling its terrain clearance, can also control the gas flow that enters suction nozzle from rear end, once this be due to the gas flow entering from rear end too conference make the suction force deficiency of the gas that is mingled with rubbish of air inlet port 2 to suction nozzle front, can reduce on the contrary the rubbish aspiration rates of suction nozzle.Particularly, in the first embodiment as shown in Figure 1, dividing plate 5 can comprise at the side direction portion of both sides and rear to portion between side direction portion, the closer face of side direction portion of dividing plate 5 wherein can be set, between side direction portion, form breach with rear to the corresponding region of portion, and this drainage plate 4 is arranged on the breach of backward subordinate side of dividing plate 5, wherein with respect to the rear end of rear side direction portion of protruding to portion, highly different fastener holes can be set downwards, therefore, can be as requested, by securing members such as screws, the two ends of drainage plate 4 are fixed on highly different fastener holes, thereby realize the Height Adjustable mounting means of drainage plate 4.In addition, the Height Adjustable mounting means that can expect for other those skilled in the art, the present invention does not limit.
In addition, in the suction nozzle providing in first embodiment of the invention, the front in gas collection district 3 is provided with flexible baffle 32, and it can be made up of flexible materials such as such as rubber.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, its latus inframedium 12 for position be also formed as streamlined structure, thereby the attitude that makes overall flexibility baffle plate 32 is streamlined, can enter suction nozzle main body downside by the lower end of flexible baffle 32 with minimum resistance with the gas that makes suction nozzle front, and by entering gas collection district 3 after brush, thereby complete the effect of carrying rubbish secretly and entering air inlet port 2.In addition, this flexible baffle 32 in working order under, suction nozzle main body downside front end air environment can be isolated into relatively independent space, thereby in the suction of air inlet port 2, make to produce larger differential pressure gradients between suction nozzle inner side and outside, thereby make the air in suction nozzle front to enter suction nozzle inner side and to enter in gas collection district with flow velocity quickly, complete the cleaning to rubbish to carry better rubbish secretly.
Therefore, the suction nozzle that first embodiment of the invention provides can promote rubbish aspiration rates, and promotes the road surface cleaning capacity of the cleaning cart such as sweeping machine, sweeper that uses this suction nozzle, practical.
Except above-mentioned the first embodiment, the second embodiment of the present invention can be realized object of the present invention equally, as shown in Figures 5 to 7, with the first embodiment in the same manner, 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, 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, and suction nozzle gas around can enter this gas collection district 3 and enter air inlet port 2 from surrounding.Particularly, this gas collection district 3 is surrounded by dividing plate 5, and the front end of this dividing plate 5 is formed with opening 31.The rear end of this dividing plate 5 is fixed with Height Adjustable drainage plate 4 equally, and wherein, the structure of this dividing plate 5 and drainage plate 4 can be identical with the structure of drainage plate 4 with the dividing plate 5 in the first embodiment, also can be different.As shown in Figure 5, this dividing plate does not have into stepped increase gradually from the shape of air inlet port 2, but extends straight down.And as shown in Figure 7, this drainage plate 4 does not also extend to back upper place, but rearward extend.In technical scheme in present embodiment, surround as long as can play the dividing plate 5 that gas collection district 3 acts on, and can play the drainage plate that makes gas enter gas collection district 3 from rear end, present embodiment all can be used.
In order to promote the suction nozzle of the second embodiment to the aspiration rates of rubbish, in the suction nozzle providing in present embodiment, take equally to increase the technical scheme that is formed on the gas whirlpool in gas collection district 3.Particularly, the front of the opening 31 in gas collection district 3 is provided with front catch member 6, and the first side a that this front catch member 6 is faced gas collection district 3 is formed with recessed forward concave part 61.Therefore, by being formed with recessed forward concave part 61 at this front catch member 6 first side a relative with gas collection district, therefore can increase the gas whirlpool that is positioned at air inlet port 2 belows by this concave part 61, thereby increase the suction force of air inlet port, to complete better the suction to rubbish.
Wherein, preferably, in order to facilitate gas at the interior formation gas of this concave part 61 whirlpool, the molded line of this concave part 61 is by multi-section circular arc successively round and smooth tangent forming.The outline line that the present invention's said " molded line " is a certain surface.In addition, also preferably, the first side a of front catch member 6 is also formed with the first drainage portion 62, and this first drainage portion 62 is for guiding gas to enter the streamlined structure in gas collection district 3, and with round and smooth connection of lower end of the opening of concave part 61.And preferably, the first side a of front catch member 6 is also formed with the second drainage portion 63, this second drainage portion 63 is for guiding gas to enter the streamlined structure of air inlet port 2, and with round and smooth connection of upper end of the opening of concave part 61.Therefore, gas, in the process that enters gas collection district 3 and upwards promoted by air inlet port 2, first by 62 drainages of the first drainage portion, then, at the interior formation gas of concave part 61 whirlpool, finally enters in air inlet port 2 by the drainage of the second drainage portion 63.Because the first drainage portion 62 and the second drainage portion 63 are streamlined structure, gas can enter air inlet port 2 in minimum resistance mode, thereby on the basis of gas whirlpool, has further promoted the aspiration rates of suction nozzle to rubbish.
As shown in Figure 7, based on Fluid Mechanics Computation and multiphase flow technology of numerical simulation, the molded line of this first side a can be optimized to processing, particularly, this molded line can comprise six sections of circular curves, wherein two sections curve forms respectively the molded line of the first drainage portion 62 and the second drainage portion 63, middle four arcs curve forms the molded line of recessed forward concave part 61, and six sections of circular curves are round and smooth successively connects tangently for this, to form cloth-bag type structure, make air-flow in the process promoting, its direction vector all can not suddenly change, thereby the mode with least energy loss finally enters in air inlet port 2.
In addition, different from the first embodiment is, present embodiment does not arrange flexible baffle 32 at the front end of suction nozzle main body 1, but in order to coordinate with the first side a of front catch member 6, be fixed with deflector 7 at the second side b that deviates from gas collection district 3, this deflector 7 is streamlined structure, and with round and smooth connection of lower end of the first side a of front catch member 6.Therefore, the first side a of other that can make to enter from front suction nozzle inner side along deflector 7 water conservancy diversion to front catch member 6, and because it is with first side a is round and smooth is connected, thereby gas can not be suddenlyd change entering its direction vector of rear flank in suction nozzle, thereby further reduce the energy loss of gas, thereby promote better the aspiration rates of suction nozzle to rubbish.In other NM embodiments, deflector 7 can be set separately in addition, but by the second side b of front catch member 6 be designed to the structure of deflector 7 just as, change for this type of, the present invention does not limit.
Except the first side a and the second side b, front catch member 6 also comprises the 3rd side c that simultaneously connects the first side a and the second side b, and particularly, the top board 12 of the 3rd side c and suction nozzle main body 1 joins, and front catch member 6 is simultaneously fixing by top board 11 and side plate 12.This front catch member 6 can be set to the solid construction that first, second, and third side a, b, c surround, and also can be hollow-core construction.For mounting means and structural change itself of above-mentioned front catch member 6, as long as under design of the present invention, all belong to protection scope of the present invention.
Therefore, no matter the first embodiment or the second embodiment, suction nozzle provided by the invention, by changing the feature in internal gas flow field, reduces gas energy loss, and can adapt to better be mingled with other Multiphase Flow features of rubbish.Therefore, all can promote the aspiration rates to rubbish, thereby promote the road surface clean rate of the cleaning cart that uses this suction nozzle.
In the time that the cleaning carts such as concrete 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.Suction nozzle move to operation area above time, 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 or deflector 7 being set, the inside and outside barometric gradient that gas collection district 3 is formed with the air gap flow section place of ground formation is poor very large, now being entered in gas collection district 3 by suction simultaneously with suction nozzle main body external environment air-flow around in suction nozzle, carried secretly and promoted subsequently, enter in dustbin by air inlet port 2, now heterogeneous mixed airflow speed moment in dustbin reduces, 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) to form gas whirlpool and to enter described air inlet port (2) from surrounding, the rear end in described gas collection district (3) has drainage plate (4), this drainage plate (4) extends to back upper place from described gas collection district (3).
2. Clean-suction nozzle according to claim 1, is characterized in that, described drainage plate (4) is for can guide gas to enter the streamline structure in described gas collection district (3).
3. Clean-suction nozzle according to claim 2, is characterized in that, the streamlined design of described drainage plate (4) adopts 54 Bezier control.
4. Clean-suction nozzle according to claim 1, is characterized in that, described drainage plate (4) is arranged on the rear end in described gas collection district (3) Height Adjustablely.
5. according to the Clean-suction nozzle described in any one in claim 1-4, it is characterized in that, described gas collection district (3) is surrounded by dividing plate (5), and this dividing plate (5) is fixed on the downside of described suction nozzle main body (1), and described drainage plate (4) is fixed on the rear end of described dividing plate (5).
6. Clean-suction nozzle according to claim 5, is characterized in that, it is large that the size in the gas collection district (3) that described dividing plate (5) surrounds becomes downwards gradually.
7. Clean-suction nozzle according to claim 6, is characterized in that, described dividing plate (5) is the notch cuttype structure to downward-extension.
8. Clean-suction nozzle according to claim 1, it is characterized in that, described suction nozzle main body (1) comprises top board (11) and is positioned at the side plate (12) of this top board (11) both sides, and the roller (13) mobile for described suction nozzle main body (1) is all installed on each described side plate.
9. Clean-suction nozzle according to claim 8, is characterized in that, the front of the described opening (31) in described gas collection district (3) is provided with flexible baffle (32), and the upper end of this flexible baffle (32) is fixed on the front end of described top board (11).
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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210268295.1A CN102767150B (en) | 2012-07-31 | 2012-07-31 | Suction nozzle for cleaning and cleaning trolley |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210268295.1A CN102767150B (en) | 2012-07-31 | 2012-07-31 | Suction nozzle for cleaning and cleaning trolley |
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| CN102767150A CN102767150A (en) | 2012-11-07 |
| CN102767150B true CN102767150B (en) | 2014-06-04 |
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| CN201210268295.1A Active CN102767150B (en) | 2012-07-31 | 2012-07-31 | Suction nozzle for cleaning and cleaning trolley |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410112B (en) * | 2013-08-13 | 2015-04-15 | 中联重科股份有限公司 | Cleaning suction nozzle and cleaning vehicle |
| CN103572728B (en) * | 2013-11-01 | 2015-08-12 | 中联重科股份有限公司 | Cyclone suction nozzle and cleaning cart |
| CN103628440B (en) * | 2013-12-11 | 2016-09-14 | 南京晨光森田环保科技有限公司 | A kind of suction inlet offset rubbish sucker and be provided with the sweeping machine of this sucker |
| CN105568915B (en) * | 2014-11-07 | 2018-02-06 | 长沙中联重科环境产业有限公司 | Clean car suction nozzle and cleaning car |
| CN105568911B (en) * | 2014-11-07 | 2017-06-16 | 长沙中联重科环卫机械有限公司 | Clean- suction nozzle and cleaning car |
| CN107964905B (en) * | 2017-11-20 | 2023-05-30 | 江苏徐工国重实验室科技有限公司 | Suction nozzle of road sweeper and road sweeper |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE448417B (en) * | 1979-05-09 | 1987-02-23 | Schmidt Alfred Gmbh | DEVICE RECOVERY |
| US5852847A (en) * | 1997-02-21 | 1998-12-29 | Elgin Sweeper Company | High-speed pick-up head for a street sweeper |
| ES2378973T3 (en) * | 2005-10-07 | 2012-04-19 | Dulevo International S.P.A. | Device for vacuuming waste and the like |
| CN102392428B (en) * | 2011-11-03 | 2013-12-25 | 长沙中联重科环卫机械有限公司 | Feed inlet adjusting device for suction nozzle and suction nozzle |
| CN102518065B (en) * | 2011-12-07 | 2014-01-29 | 中联重科股份有限公司 | Suction nozzle of road cleaning vehicle |
| CN102518066B (en) * | 2011-12-07 | 2013-12-18 | 中联重科股份有限公司 | Nozzle structure and road cleaning vehicle with same |
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