CN104195975A - Suction nozzle for road sweeper and road sweeper - Google Patents
Suction nozzle for road sweeper and road sweeper Download PDFInfo
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- CN104195975A CN104195975A CN201410427138.XA CN201410427138A CN104195975A CN 104195975 A CN104195975 A CN 104195975A CN 201410427138 A CN201410427138 A CN 201410427138A CN 104195975 A CN104195975 A CN 104195975A
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- suction nozzle
- pump orifice
- coaming plate
- backboard
- front apron
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Abstract
The invention discloses a suction nozzle for a road sweeper. The suction nozzle comprises a top plate, coamings, a front baffle and a rear baffle. The top plate, the coamings, the front baffle and the rear baffle define a disk type structure with a lower opening. A disk type dust collection cavity is formed in the disk type structure. At least one of the front baffle, the coamings and the rear baffle is provided with a concave structure which is sunken towards the inside of the disk type dust collection cavity and used for changing the air inlet airflow direction in the disk type dust collection cavity. The top plate is provided with a first sucking opening used for sucking from the inside of the disk type dust collection cavity to a sweeper dustbin and a second sucking opening used for sucking from the inside of the disk type dust collection cavity to the sweeper dustbin. The orthographic projection of the center of the first sucking opening is placed at the center line, in the boosting direction of a road surface to be cleaned, of the suction nozzle and is arranged close to the front baffle, and the orthographic projection of the center of the second sucking opening deviates from the center line, in the boosting direction of the road surface to be cleaned, of the suction nozzle and is arranged close to the rear baffle. A targeted powerful absorbing effect is achieved, and high efficiency powerful absorbing capacity is guaranteed.
Description
Technical field
The present invention relates to road cleaning equipment field, especially, relate to a kind of suction nozzle for pavement cleaning vehicle.In addition, the invention still further relates to a kind of pavement cleaning vehicle that comprises the above-mentioned suction nozzle for pavement cleaning vehicle.
Background technology
Along with the development in city, the road pavement environment such as a large amount of dregs rubbish that produce in urban construction cause bad impact, and the maintenance work of road and environment maintenance task more and more depend on high efficiency mechanized equipment.Road sweeper is a kind of special-purpose vehicle that integrates cleaning and refuse collection, now be widely used in the road surface dust alleviation work in each large, medium and small city, under the effect of the negative pressure that road sweeper produces at blower fan by nozzle unit, form air-flow, suction nozzle mouth rubbish is around sucked in garbage box, and the quality of the form of structure of suction nozzle will directly have influence on the cleaning effect of road-sweeper.
Existing suction nozzle has circular suction inlet conventionally, and circular suction inlet sucks dustbin by suction pipe.During due to cleaning, the air-flow that carries rubbish mainly sucks from suction nozzle front, causes a large amount of rubbish to block up at suction inlet front end, and the collision between rubbish etc. interact large, the large energy that made rubbish windage loss, even makes part rubbish fall go back to ground under interacting.This not only causes sweeping efficiency to reduce, and is not suitable for high velocity sweep.
Summary of the invention
The object of the invention is to provide a kind of suction nozzle for pavement cleaning vehicle and pavement cleaning vehicle, easily causes to solve existing nozzle structure the technical problem that suction inlet front end stops up, rubbish can not thoroughly be cleared up, sweeping efficiency is low, energy consumption is large.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of suction nozzle for pavement cleaning vehicle, comprise the top board of being located at top, be located at the coaming plate of both sides flank, be located between the flank of both sides and for the front apron to the propelling of road surface for clearance direction and be located at the backboard running off between the flank of both sides and for the pavement garbage of entry deterrence suction nozzle, top board, coaming plate, front apron and backboard enclose and form with the uncovered tray type structure in bottom, the inner disc type vacuum chamber that forms of tray type structure, front apron, coaming plate, at least one in backboard is provided with the concave configuration flowing to disc type vacuum chamber sunken inside and for changing the inner charge air flow of disc type vacuum chamber, on top board, be provided with the first pump orifice for aspirating to road-sweeper dustbin and the second pump orifice for aspirating to road-sweeper dustbin in disc type vacuum chamber in disc type vacuum chamber, the orthography of the middle mind-set bottom of the first pump orifice in suction nozzle along road surface for clearance direction of propulsion center line on and lay near front apron, the orthography of the middle mind-set bottom of the second pump orifice deviates from suction nozzle and lays along the center line of road surface for clearance direction of propulsion and near backboard.
Further, coaming plate is provided with concave configuration, and the concave configuration on coaming plate comprises the second depressed part that the first depressed part that coaming plate wall body is recessed to form to the first pump orifice direction and coaming plate wall body are recessed to form to the second pump orifice direction; The position of coaming plate between the first depressed part and the second depressed part adopts arc, coaming plate at the position between the first depressed part and front apron and the position between the second depressed part and backboard adopt dull and stereotyped.
Further, the first depressed part forms first spur of arranging towards the first pump orifice in disc type vacuum chamber, and the first spur is set to the first arcwall face towards a side of front apron; And/or second depressed part in disc type vacuum chamber, form towards second pump orifice arrange the second spur, the second spur is set to the second arcwall face towards the one side of backboard.
Further, coaming plate is arranged symmetrically with along the center line of road surface for clearance direction of propulsion along suction nozzle.
Further, front apron is provided with concave configuration, and concave configuration on front apron adopts to disc type vacuum chamber sunken inside and for enclosing at front apron and coaming plate in the region of formation and forms and take out the U-shaped front wing of rolling up turbulent flow, and U-shaped front wing is located at the middle part of front apron.
Further, backboard is provided with concave configuration, concave configuration on backboard adopts to disc type vacuum chamber sunken inside and for enclose the arc indent rear wing that forms reverse impact eddy current in the region of formation at backboard and coaming plate, arc indent rear wing is located at the middle part of backboard, and the position of backboard between arc indent rear wing and coaming plate is set to arc.
Further, the arc indent rear wing positioned opposite of the U-shaped front wing of front apron and backboard.
Further, at least one in front apron, backboard, coaming plate is set to be from bottom to up to the step-like configuration or the inclined-plane structure that shrink in disc type vacuum chamber, so that disc type vacuum chamber forms the suction cavity collecting to top board direction from lower open.
Further, on the inner surface of top board, offer volution trough, volution trough is to be opened on top board inner surface and with the sinuous groove of arranging of vortex form; The vortex center of volution trough taking the first pump orifice and/or the second pump orifice as vortex form.
According to a further aspect in the invention, also provide a kind of pavement cleaning vehicle, it comprises the above-mentioned suction nozzle for pavement cleaning vehicle.
The present invention has following beneficial effect:
The present invention is for the suction nozzle of pavement cleaning vehicle, by being set at least one in front apron, coaming plate, backboard, concave configuration changes the airflow direction entering in disc type vacuum chamber, be aided with the suction force of the first pump orifice and/or the second pump orifice, make the interior air-flow vortex that leads to the first pump orifice and/or the second pump orifice that forms of disc type vacuum chamber; The first pump orifice is near front apron layout the position of center line in suction nozzle, make the air-flow that suction nozzle enters from front apron in the process of advancing change airflow direction and form eddy airstream centered by the first pump orifice by concave configuration, make rubbish fast to the first pump orifice direction suction, reduce rubbish and be trapped in suction nozzle and form the probability of piling up; The second pump orifice arranges and departs from the center line of suction nozzle near backboard, it is inconsistent that the air-flow entering causes air-flow to arrive speed and the intensity of the second pump orifice through the bounce-back of both sides coaming plate, can farthest cater to the multidirectional dense rare distribution of rubbish, higher to ensure in the higher local absorption affinity of granulated garbage concentration, mate with the space of the multi-direction regularity of distribution of rubbish by suction inlet decentered distribution form, be formed with strong adsorption effect targetedly, ensure high efficiency strong adsorption ability; On the excircle of the eddy airstream that the second pump orifice forms on the first pump orifice, form the auxiliary suction inlet of the first pump orifice, and air-flow is through backboard bounce-back and form eddy airstream centered by the second pump orifice time, the first same pump orifice becomes the auxiliary suction inlet of the second pump orifice, ensures the high efficiency strong adsorption ability of double suction mouth.
Except object described above, feature and advantage, the present invention also has other object, feature and advantage.Below with reference to figure, the present invention is further detailed explanation.
Brief description of the drawings
The accompanying drawing that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is one of structural representation of the suction nozzle for pavement cleaning vehicle of the preferred embodiment of the present invention;
Fig. 2 is the cross section view of Fig. 1 position of center line;
Fig. 3 be the suction nozzle for pavement cleaning vehicle of the preferred embodiment of the present invention structural representation two.
Marginal data:
1, top board; 2, coaming plate; 3, front apron; 4, backboard; 5, concave configuration; 501, the first depressed part; 502, the second depressed part; 6, the first pump orifice; 7, the second pump orifice; 8, the first spur; 9, the second spur; 10, the first arcwall face; 11, the second arcwall face; 12, step-like configuration; 13, the first suction inlet pipe; 14, the second suction inlet pipe; 15, total suction inlet pipe.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are elaborated, but the present invention can by the multitude of different ways that limits and cover implement.
Fig. 1 is one of structural representation of the suction nozzle for pavement cleaning vehicle of the preferred embodiment of the present invention; Fig. 2 is the cross section view of Fig. 1 position of center line; Fig. 3 be the suction nozzle for pavement cleaning vehicle of the preferred embodiment of the present invention structural representation two.
As shown in Figure 1, the suction nozzle for pavement cleaning vehicle of the present embodiment, comprise the top board 1 of being located at top, be located at the coaming plate 2 of both sides flank, be located between the flank of both sides and for the front apron 3 to the propelling of road surface for clearance direction and be located at the backboard 4 running off between the flank of both sides and for the pavement garbage of entry deterrence suction nozzle, top board 1, coaming plate 2, front apron 3 and backboard 4 four enclose and form with the uncovered tray type structure in bottom, the inner disc type vacuum chamber that forms of tray type structure, front apron 3, coaming plate 2, at least one in backboard 4 is provided with the concave configuration 5 flowing to disc type vacuum chamber sunken inside and for changing the inner charge air flow of disc type vacuum chamber, on top board 1, be provided with the first pump orifice 6 for aspirating to road-sweeper dustbin and the second pump orifice 7 for aspirating to road-sweeper dustbin in disc type vacuum chamber in disc type vacuum chamber, the orthography of the middle mind-set bottom of the first pump orifice 6 in suction nozzle along road surface for clearance direction of propulsion center line on and lay near front apron 3, the orthography of the middle mind-set bottom of the second pump orifice 7 deviates from suction nozzle and lays along the center line of road surface for clearance direction of propulsion and near backboard 4.The present invention is for the suction nozzle of pavement cleaning vehicle, by being set at least one in front apron 3, coaming plate 2, backboard 4, concave configuration 5 changes the airflow direction entering in disc type vacuum chamber, be aided with the suction force of the first pump orifice 6 and/or the second pump orifice 7, make the interior air-flow vortex that leads to the first pump orifice 6 and/or the second pump orifice 7 that forms of disc type vacuum chamber; The first pump orifice 6 is arranged near front apron 3 and position of center line in suction nozzle, make the air-flow that suction nozzle enters from front apron 3 in the process of advancing change airflow direction and form eddy airstream centered by the first pump orifice 6 by concave configuration 5, make rubbish fast to the first pump orifice 6 directions suctions, reduce rubbish and be trapped in suction nozzle and form the probability of piling up; The second pump orifice 7 arranges and departs from the center line of suction nozzle near backboard 4, it is inconsistent that the air-flow entering causes air-flow to arrive speed and the intensity of the second pump orifice 7 through the bounce-back of both sides coaming plate 2, can farthest cater to the multidirectional dense rare distribution of rubbish, higher to ensure in the higher local absorption affinity of granulated garbage concentration, mate with the space of the multi-direction regularity of distribution of rubbish by suction inlet decentered distribution form, be formed with strong adsorption effect targetedly, ensure high efficiency strong adsorption ability; On the excircle of the eddy airstream that the second pump orifice 7 forms on the first pump orifice 6, form the auxiliary suction inlet of the first pump orifice 6, and air-flow is through backboard 4 when rebounding and form eddy airstream centered by the second pump orifice 7, the first same pump orifice 6 becomes the auxiliary suction inlet of the second pump orifice 7, ensures the high efficiency strong adsorption ability of double suction mouth.As depicted in figs. 1 and 2, the first pump orifice 6 stretches out and forms the first suction inlet pipe 13 along the upper surface of top board 1, the second pump orifice 7 stretches out and forms the second suction inlet pipe 14, the first suction inlet pipes 13 and the second suction inlet pipe 14 and be gathered together and stretch in the dustbin of road-sweeper by total suction inlet pipe 15 along the upper surface of top board 1.The dustbin of total suction inlet pipe 15 aspirates suction nozzle by induced draft fan rubbish guiding road-sweeper from road surface.Preferably, at least two in front apron 3, coaming plate 2, backboard 4, be respectively equipped with the concave configuration 5 flowing to disc type vacuum chamber sunken inside and for changing the inner charge air flow of disc type vacuum chamber.Thereby realizing multiple orientation changes charge air flow direction, thereby form the three-dimensional air-flow in disc type vacuum chamber, be aided with the suction force of the first pump orifice 6 and the second pump orifice 7, form the eddy airstream centered by the first pump orifice 6 or the second pump orifice 7, form the suction system of double suction mouth.Preferably, on front apron 3, coaming plate 2, backboard 4 threes, be equipped with the concave configuration 5 flowing to disc type vacuum chamber sunken inside and for changing the inner charge air flow of disc type vacuum chamber.Thereby realize surrounding reflects charge air flow direction simultaneously, thereby form the three-dimensional air-flow in disc type vacuum chamber, be aided with the suction force of the first pump orifice 6 and the second pump orifice 7, form the eddy airstream centered by the first pump orifice 6 or the second pump orifice 7, form the suction system of double suction mouth.
As depicted in figs. 1 and 2, in the present embodiment, coaming plate 2 is provided with concave configuration 5, and the concave configuration 5 on coaming plate 2 comprises the second depressed part 502 that the first depressed part 501 that coaming plate 2 wall bodies are recessed to form to the first pump orifice 6 directions and coaming plate 2 wall bodies are recessed to form to the second pump orifice 7 directions.Form the past interflection of regional gas stream between the first pump orifice 6 and the second pump orifice 7, form the effect of rolling, the holdup time of strengthening rubbish between the first pump orifice 6 and the second pump orifice 7, extend relative adsorption time, greatly promote the adsorption efficiency of rubbish.The position of coaming plate 2 between the first depressed part 501 and the second depressed part 502 adopts arc.Between depression, in disc type vacuum chamber, show as chamber sunken inside, the angular transformation yardstick that airflow direction changes is large, forms to the diffuse effect of the arc core position scattering of arc.Coaming plate 2 at the position between the first depressed part 501 and front apron 3 and the position between the second depressed part 502 and backboard 4 adopt dull and stereotyped.Form level and smooth air-flow reflecting effect, the change of scale of air-flow is little, forms unified direction cyclonic air flow.
As shown in Figure 2, in the present embodiment, the first depressed part 501 forms first spur 8, the first spurs 8 of arranging towards the first pump orifice 6 and is set to the first arcwall face 10 towards a side of front apron 3 in disc type vacuum chamber.Air-flow forms to the diffuse reflection air-flow of the arc core position scattering of the first arcwall face 10 at spur position, thereby makes air-flow quick guiding the first pump orifice 6 and form eddy airstream.The second depressed part 502 forms second spur 9, the second spurs 9 of arranging towards the second pump orifice 7 and is set to the second arcwall face 11 towards the one side of backboard 4 in disc type vacuum chamber.Air-flow forms to the diffuse reflection air-flow of the arc core position scattering of the second arcwall face 11 at spur position, thereby makes air-flow quick guiding the second pump orifice 7 and form eddy airstream.
As depicted in figs. 1 and 2, in the present embodiment, the coaming plate 2 of suction nozzle both wings is arranged symmetrically with along the center line of road surface for clearance direction of propulsion along suction nozzle.The first depressed part 501 on two flank coaming plates 2 and the second depressed part 502 form two throats flank, form to the air-flow rolling between the first pump orifice 6 and the second pump orifice 7, strengthening rubbish, at the retention effect in suction inlet region, extends relative adsorption time, greatly promotes the adsorption efficiency of rubbish.
As depicted in figs. 1 and 2, in the present embodiment, front apron 3 is provided with concave configuration 5, and the concave configuration 5 on front apron 3 adopts to disc type vacuum chamber sunken inside and for enclosing at front apron 3 and coaming plate 2 in the region of formation and forms the U-shaped front wing of taking out volume turbulent flow, and U-shaped front wing is located at the middle part of front apron 3.Volume turbulence effects is taken out in the front wing region formation that U-shaped front wing encloses formation at front apron 3 and coaming plate 2, and rubbish is fully mixed with air-flow, reaches the distributing homogeneity of the heterogeneous air-flow of rubbish, thereby ensures that rubbish is by the preposition high efficiency absorption of the first pump orifice 6.
As depicted in figs. 1 and 2, in the present embodiment, backboard 4 is provided with concave configuration 5, concave configuration 5 on backboard 4 adopts to disc type vacuum chamber sunken inside and for enclose the arc indent rear wing that forms reverse impact eddy current in the region of formation at backboard 4 and coaming plate 2, arc indent rear wing is located at the middle part of backboard 4, and the position of backboard 4 between arc indent rear wing and coaming plate 2 is set to arc.The arc indent rear wing of concave shaped makes backboard 4 and coaming plate 2 enclose the formation resistance of formation rear wing region and rushes effect, produce quadratic power to impacting eddy current, the granulated garbage of attempting to escape can be mixed to volume again impacts to the suction inlet region between the first pump orifice 6 and the second pump orifice 7, form multiple absorption, to prevent that granulated garbage from forming the leakage of rubbish from afterbody escape.
As depicted in figs. 1 and 2, in the present embodiment, the arc indent rear wing positioned opposite of the U-shaped front wing of front apron 3 and backboard 4.Before formation, take out the combining structure of rear resistance, effectively improve the pumping efficiency of rubbish, lower the probability that rubbish is escaped.
Preferably, be provided with U-shaped front wing at front apron 3, backboard 4 is provided with arc indent rear wing, the coaming plate 2 of both wings position is provided with the dual recess structure of positioned opposite, form the disc type vacuum chamber that surrounding changes airflow direction simultaneously, and the change direction of air-flow is all towards the first pump orifice 6 or the second pump orifice 7 directions, thereby on the first pump orifice 6 and the second pump orifice 7, form respectively the comprehensive suction system taking the first pump orifice 6 or the second pump orifice 7 as the cyclone center of bleeding, between the first pump orifice 6 and the second pump orifice 7, mutually serve as auxiliary suction mouth simultaneously, with fully, adsorb rapidly ground refuse.Because the second pump orifice 7 is in eccentric position, the air-flow changing through surrounding wall enters that the second pump orifice 7 is interior exists the time difference, thereby forms the space sinuous flow centered by the second pump orifice 7, makes suction force larger, can fully adsorb ground refuse.
As depicted in figs. 1 and 2, in the present embodiment, at least one in front apron 3, backboard 4, coaming plate 2 is set to be from bottom to up to the step-like configuration 12 or the inclined-plane structure that shrink in disc type vacuum chamber, so that disc type vacuum chamber forms the suction cavity collecting to top board 1 direction from lower open.
In the present embodiment, on the inner surface of top board 1, offer volution trough, volution trough is to be opened on top board 1 inner surface and with the sinuous groove of arranging of vortex form; The vortex center of volution trough taking the first pump orifice 6 and/or the second pump orifice 7 as vortex form.Can change the traffic direction of the rubbish that the air-flow that impacts on top board 1 and air-flow carry, fast air-flow is led the first pump orifice 6 and/or the second pump orifice 7, thus improve pumping efficiency.
The pavement cleaning vehicle of the present embodiment, comprises the above-mentioned suction nozzle for pavement cleaning vehicle.
When enforcement, a kind of suction nozzle for pavement cleaning vehicle is provided, compare existing suction nozzle, by the architecture advances of nozzle structure, change the flow performance of suction nozzle interior flow field, facilitate by force the entrainment effect of suction nozzle air-flow to sand and dust, rubbish, thereby improved the clean rate of cleaning speed and road surface of road cleaning equipment.
Suction nozzle comprises following structure: top board 1, coaming plate 2, the front apron 3 with U-shaped front wing, the backboard 4 with arc indent rear wing, the first pump orifice 6, the second pump orifice 7, total suction inlet pipe 15.When road-sweeper is advanced forward, due to the swabbing action of blower fan, in suction nozzle, form certain high negative pressure, made suction nozzle ambient air and sand and dust and rubbish be inhaled ten and enter suction nozzle inside.When suction nozzle absorption road surface sand and dust, rubbish, the circulating area that first air and sand and dust and rubbish surround by top board 1, coaming plate 2, front apron 3, the first pump orifice 6 and the second pump orifice 7 are inhaled to ten sand and dust rubbish under the effect of road sweeper fan and be pooled to total suction inlet pipe 15, and then suck in the dustbin of road-sweeper by total suction inlet pipe 15.
After road-sweeper gets up with high-speed motion, suction nozzle to the action time of same place sand and dust, rubbish with the increase of running speed minimizing in proportion, what the effect of sand and dust, waste layer successively being adsorbed from sand and dust, waste layer surface from existing suction nozzle was different is, the present invention adopts double suction mouth according to the characteristic of gas flow and rule and by suction inlet position reasonable layout, the structure of coaming plate 2, front apron 3, backboard 4 combines and makes γ-ray emission swirling flow simultaneously, entrainments effect thereby realize.Suction nozzle has been strengthened the effect of entrainmenting to sand and dust, rubbish, has the huge husky ability of taking just as the air-flow of cyclone, and thick sand and dust, rubbish, dust layer are kicked up from the bottom, moves in suction inlet and by suction pipe and sucks with the extremely short time.
Suction nozzle of the present invention adopts durable wear-resisting and have a front apron 3 of excellent toughness forwardly.Front apron 3 has following several benefit: the ground clearance of the below air inlet port while having reduced suction nozzle work, front apron 3 ground clearances are controlled at 4mm-8mm, thereby strengthen air velocity, make to peel off sand and dust, waste layer surface, and can be penetrated into sand and dust, waste layer bottom, sand and dust, waste layer are kicked up.Front apron 3 adopts the U-shaped front wing of being located at middle part, change the direction that is entered suction nozzle by air-flow, with match in the region of coaming plate 2 contraction sections, air-flow is divided into multi beam from suction nozzle surrounding and moves in suction nozzle, facilitate suction nozzle to sand and dust, rubbish entrainment effect, air-flow is to sand and dust, the effect of rubbish multi-angle, form huge whirlpool, just as cyclone by thick sand and dust, waste layer sand and dust, rubbish moves up from the bottom, enter the sand and dust of each suction inlet, the each self-interaction of rubbish air-flow, make sand and dust, rubbish and sand and dust, rubbish has obtained abundant mixing, sand and dust are strengthened, the air-flow followability of rubbish, most of sand and dust, rubbish, sand and dust, rubbish is drawn in the first pump orifice 6 and the second pump orifice 7 smoothly.
Suction nozzle of the present invention arranges double suction mouth, and the first pump orifice 6 is arranged in the midline position of suction nozzle front end, and the second pump orifice 7 is arranged in rear end and in departing from the position of suction nozzle center line.Being arranged so that of preposition the first pump orifice 6 and rearmounted the second pump orifice 7 all forms more uniform negative pressure in nozzle body ante-chamber and back cavity, suction operation independent of one another mutually cross action, make suction nozzle only need lower raise into wind speed and sand and dust, rubbish, sand and dust, waste layer all can be risen and move up.The arranging of the second pump orifice 7 extended the adsorption time of suction nozzle to sand and dust and rubbish, sand and dust, rubbish, the suction that enough stronger action time is beneficial to sand and dust and waste layer is picked up, be not adsorbed clean sand and dust, rubbish for the first pump orifice 6 and obtain the effect of mending suction by the rebound effect of backboard 4 by the second pump orifice 7.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. the suction nozzle for pavement cleaning vehicle, comprise be located at top top board (1), be located at both sides flank coaming plate (2), be located between the flank of both sides and for the front apron (3) that advances to road surface for clearance direction and be located at the backboard (4) running off between the flank of both sides and for the pavement garbage of entry deterrence suction nozzle
Described top board (1), described coaming plate (2), described front apron (3) and described backboard (4) four enclose and form with the uncovered tray type structure in bottom, the inner disc type vacuum chamber that forms of described tray type structure,
It is characterized in that,
At least one in described front apron (3), described coaming plate (2), described backboard (4) is provided with the concave configuration (5) flowing to described disc type vacuum chamber sunken inside and for changing the inner charge air flow of described disc type vacuum chamber;
On described top board (1), be provided with the first pump orifice (6) for aspirating to road-sweeper dustbin and the second pump orifice (7) for aspirating to road-sweeper dustbin in described disc type vacuum chamber in described disc type vacuum chamber,
The orthography of the middle mind-set bottom of described the first pump orifice (6) is laid along also close described front apron (3) on the center line of road surface for clearance direction of propulsion in suction nozzle,
The orthography of the middle mind-set bottom of described the second pump orifice (7) deviates from suction nozzle and lays along the center line of road surface for clearance direction of propulsion and near described backboard (4).
2. the suction nozzle for pavement cleaning vehicle according to claim 1, is characterized in that,
Described coaming plate (2) is provided with described concave configuration (5), and the described concave configuration (5) on described coaming plate (2) comprises the second depressed part (502) that the first depressed part (501) that described coaming plate (2) wall body is recessed to form to described the first pump orifice (6) direction and described coaming plate (2) wall body are recessed to form to described the second pump orifice (7) direction;
The position of described coaming plate (2) between described the first depressed part (501) and described the second depressed part (502) adopts arc,
Described coaming plate (2) at the position between described the first depressed part (501) and described front apron (3) and the position between described the second depressed part (502) and described backboard (4) adopt dull and stereotyped.
3. the suction nozzle for pavement cleaning vehicle according to claim 2, is characterized in that,
Described the first depressed part (501) forms first spur (8) of arranging towards described the first pump orifice (6) in disc type vacuum chamber,
Described the first spur (8) is set to the first arcwall face (10) towards a side of described front apron (3); And/or
Described the second depressed part (502) forms second spur (9) of arranging towards described the second pump orifice (7) in disc type vacuum chamber,
Described the second spur (9) is set to the second arcwall face (11) towards the one side of described backboard (4).
4. the suction nozzle for pavement cleaning vehicle according to claim 2, is characterized in that, described coaming plate (2) is arranged symmetrically with along the center line of road surface for clearance direction of propulsion along described suction nozzle.
5. the suction nozzle for pavement cleaning vehicle according to claim 4, is characterized in that,
Described front apron (3) is provided with described concave configuration (5), described concave configuration (5) on described front apron (3) adopts to described disc type vacuum chamber sunken inside and for enclosing at described front apron (3) and described coaming plate (2) in the region of formation and forms and take out the U-shaped front wing of rolling up turbulent flow
Described U-shaped front wing is located at the middle part of described front apron (3).
6. the suction nozzle for pavement cleaning vehicle according to claim 5, is characterized in that,
Described backboard (4) is provided with described concave configuration (5), described concave configuration (5) on described backboard (4) adopts to described disc type vacuum chamber sunken inside and for enclose the arc indent rear wing of formation reverse impact eddy current in the region of formation at described backboard (4) and described coaming plate (2)
Described arc indent rear wing is located at the middle part of described backboard (4),
The position of described backboard (4) between described arc indent rear wing and described coaming plate (2) is set to arc.
7. the suction nozzle for pavement cleaning vehicle according to claim 6, is characterized in that, the described arc indent rear wing positioned opposite of the described U-shaped front wing of described front apron (3) and described backboard (4).
8. according to the suction nozzle for pavement cleaning vehicle described in any one in claim 1 to 7, it is characterized in that, at least one in described front apron (3), described backboard (4), described coaming plate (2) is set to be from bottom to up to the step-like configuration (12) or the inclined-plane structure that shrink in described disc type vacuum chamber, so that described disc type vacuum chamber forms the suction cavity collecting to described top board (1) direction from lower open.
9. according to the suction nozzle for pavement cleaning vehicle described in any one in claim 1 to 7, it is characterized in that,
On the inner surface of described top board (1), offer volution trough, described volution trough is for being opened on described top board (1) inner surface and with the sinuous groove of arranging of vortex form;
Described volution trough is taking described the first pump orifice (6) and/or described the second pump orifice (7) as vortex center.
10. a pavement cleaning vehicle, is characterized in that, comprises the suction nozzle for pavement cleaning vehicle described in any one in claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410427138.XA CN104195975B (en) | 2014-08-27 | 2014-08-27 | Suction nozzle and pavement cleaning vehicle for pavement cleaning vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410427138.XA CN104195975B (en) | 2014-08-27 | 2014-08-27 | Suction nozzle and pavement cleaning vehicle for pavement cleaning vehicle |
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| CN104195975A true CN104195975A (en) | 2014-12-10 |
| CN104195975B CN104195975B (en) | 2016-07-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665521A (en) * | 2021-03-17 | 2021-04-16 | 山东平安工程质量检测有限公司 | Real-time detection device for bridge concrete structure |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29914329U1 (en) * | 1999-08-16 | 2000-12-28 | Faun Viatec Gmbh | Suction nozzle |
| EP1197606A1 (en) * | 2000-10-13 | 2002-04-17 | Mathieu Yno | Apparatus for the suction of waste water from areas covered with paving elements or concrete |
| JP2010031538A (en) * | 2008-07-29 | 2010-02-12 | Howa Mach Ltd | Dust collection apparatus of road sweeper |
| CN102776854A (en) * | 2012-07-31 | 2012-11-14 | 中联重科股份有限公司 | Cleaning nozzle and cleaning trolley |
| CN103628440A (en) * | 2013-12-11 | 2014-03-12 | 南京晨光森田环保科技有限公司 | Garbage sucking disk provided with biased suction port and road sweeper provided with sucking disk |
| CN203583417U (en) * | 2013-11-28 | 2014-05-07 | 长沙中联重科环卫机械有限公司 | Suction nozzle and road cleaning vehicle |
| CN204059257U (en) * | 2014-08-27 | 2014-12-31 | 长沙中粮机械有限公司 | For suction nozzle and the pavement cleaning vehicle of pavement cleaning vehicle |
-
2014
- 2014-08-27 CN CN201410427138.XA patent/CN104195975B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29914329U1 (en) * | 1999-08-16 | 2000-12-28 | Faun Viatec Gmbh | Suction nozzle |
| EP1197606A1 (en) * | 2000-10-13 | 2002-04-17 | Mathieu Yno | Apparatus for the suction of waste water from areas covered with paving elements or concrete |
| JP2010031538A (en) * | 2008-07-29 | 2010-02-12 | Howa Mach Ltd | Dust collection apparatus of road sweeper |
| CN102776854A (en) * | 2012-07-31 | 2012-11-14 | 中联重科股份有限公司 | Cleaning nozzle and cleaning trolley |
| CN203583417U (en) * | 2013-11-28 | 2014-05-07 | 长沙中联重科环卫机械有限公司 | Suction nozzle and road cleaning vehicle |
| CN103628440A (en) * | 2013-12-11 | 2014-03-12 | 南京晨光森田环保科技有限公司 | Garbage sucking disk provided with biased suction port and road sweeper provided with sucking disk |
| CN204059257U (en) * | 2014-08-27 | 2014-12-31 | 长沙中粮机械有限公司 | For suction nozzle and the pavement cleaning vehicle of pavement cleaning vehicle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665521A (en) * | 2021-03-17 | 2021-04-16 | 山东平安工程质量检测有限公司 | Real-time detection device for bridge concrete structure |
| CN112665521B (en) * | 2021-03-17 | 2021-05-25 | 山东平安工程质量检测有限公司 | Real-time detection device for bridge concrete structure |
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| CN104195975B (en) | 2016-07-06 |
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