CN102704426A - Suction nozzle of sweeping car and sweeping car - Google Patents

Suction nozzle of sweeping car and sweeping car Download PDF

Info

Publication number
CN102704426A
CN102704426A CN2012101636585A CN201210163658A CN102704426A CN 102704426 A CN102704426 A CN 102704426A CN 2012101636585 A CN2012101636585 A CN 2012101636585A CN 201210163658 A CN201210163658 A CN 201210163658A CN 102704426 A CN102704426 A CN 102704426A
Authority
CN
China
Prior art keywords
suction nozzle
jaw
sweeping
nozzle casing
casing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN2012101636585A
Other languages
Chinese (zh)
Other versions
CN102704426B (en
Inventor
龙亮
沈维阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changsha Zoomlion Environmental Industry Co Ltd
Original Assignee
Changsha Zoomlion Environmental Sanitation Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changsha Zoomlion Environmental Sanitation Machinery Co Ltd filed Critical Changsha Zoomlion Environmental Sanitation Machinery Co Ltd
Priority to CN201210163658.5A priority Critical patent/CN102704426B/en
Publication of CN102704426A publication Critical patent/CN102704426A/en
Application granted granted Critical
Publication of CN102704426B publication Critical patent/CN102704426B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

A suction nozzle of a sweeping car comprises a suction nozzle tank having opened bottom surface and communicated with a suction tube (5). The formation sheet of the suction nozzle tank comprises a front jaw plate (1) rotatably mounted at the front of the suction nozzle tank and capable of improving the height position of a lower margin of the front jaw plate (1) by turning over the front jaw plate (1). An elastic baffle (7) is arranged in the suction nozzle tank, is spaced from the front jaw plate (1), and divides an inner cavity of the suction nozzle tank into a front pressure cavity and a rear pressure cavity. The suction tube (5) is communicated with the rear pressure cavity. In addition, the invention also provides a sweeping car mounted with the suction nozzle. The suction nozzle provided by the invention can carry out relatively effective sweeping aimed at different types of garbage, improves operation applicability, can sweep different garbage rapidly and efficiently, obviously improves convenience of sweeping operation, and improves working efficiency.

Description

Suction nozzle of sweeping car and sweeping machine
Technical field
The present invention relates to cleaning device of sweeping machine, particularly, relate to a kind of suction nozzle of sweeping car.In addition, the invention still further relates to a kind of sweeping machine that said suction nozzle of sweeping car is installed.
Background technology
Along with the fast development of modern city, the cleaning equipment of various functions progressively is able to promote, for example sweeping machine.Because in different regions, the zones of different in same seat city or the different highway sections of the same area, the rubbish thing varies on its pavement behavior, the road surface.This just needs sweeping machine when carrying out cleaning work, on different road to the good compliance that has of different rubbish things.
Fig. 1 shows the suction nozzle that the dust-absorption sweeping type sweeping machine of prior art is adopted.Referring to shown in Figure 1, typically, existing suction nozzle of sweeping car comprises the suction nozzle casing of bottom surface opened, has opening on the end face of this suction nozzle casing, and this opening sealing is connected with suction pipe 5, and suction pipe 5 generally is connected with induced draft fan.The suction nozzle casing is connected on the vehicle frame of sweeping machine through hoisting mechanism (typically being linkage and corresponding lifting drive) usually.In addition, the common front part sides of this suction nozzle of sweeping car is separately installed with a road wheel 9, and the rear portion is equipped with one or two road wheel 9.When sweeping machine is under the cruising state, through hoisting mechanism suction nozzle of sweeping car is risen to predetermined altitude, to guarantee the safety traffic of sweeping machine.When sweeping machine is under the cleaning work state, through hoisting mechanism suction nozzle of sweeping car is put down, make road wheel 9 contact with ground; Under this situation; The bottom surface of said suction nozzle casing and ground have the less relatively road clearance, thereby make the inner chamber of suction nozzle casing and the chamber (existence of road clearance makes that chamber only is a relative closure) that ground forms a relative closure jointly, like this; When suction pipe 5 carries out strong pumping; Because the bottom surface and the ground of suction nozzle casing have the less relatively road clearance, air-flow passes through the road clearance suction around the suction nozzle casing, thereby around the suction nozzle casing, forms negative pressure; Rubbish thing around the suction nozzle casing or can get into the inner chamber of suction nozzle casing via the road clearance through near put together the rubbish thing suction nozzle casing of the broom of sweeping machine, and get into the dustbin of sweeping machines via suction pipe 5.
But this suction nozzle of sweeping car can only be adapted on the road surface entering than granule rubbish because the road clearance is limited.In case exist on the road surface when gently floating the bigger rubbish thing of rubbish thing or bulk density, then be difficult to make this type of rubbish to get in suction nozzle casing, these rubbish rooms accumulate in the preceding shrouding front of suction nozzle, and omit on the road surface.
Particularly, existing dust-absorption sweeping type sweeping machine is when cleaning work, and the best road clearance of suction nozzle generally is controlled at about 5~10mm.If the excessive relative closure property that then can destroy the formation of suction nozzle casing and ground of road clearance, thus near the negative pressure the suction nozzle casing seriously reduced, influencing the suction effect of suction nozzle road pavement rubbish thing, the road surface after causing aspirating is unclean.In this case, gently floating rubbish thing, rubbish thing that bulk density is bigger etc. and can't suck nozzle body inside on the road surface omitted on the road surface, needs artificial these residual garbage that repeat to remove for the second time.Particularly in autumn, concentrated time of fallen leaves in spring; Leaf in heaps in flakes etc. drops on the road surface; These rubbish things of labor cleaning are not only brought into play the advantage of mechanization road-cleaning operation fully, but also need the lot of manpower and material resources of overlapping investment for the second time financial resources; Remove these residual garbage, cause unnecessary secondary resource waste.In addition, existing pure sweeping sweeping machine does not have suction nozzle, only can clean gently to float the rubbish thing on the road surface, can not remove dust on the road surface, small size rubbish thing etc., and its scope of application is too little.
Above-mentioned technical problem has formed the technical problem of an extremely difficult solution in the sweeping machine field, some environmental sanitation technician even opinion adopt the mode of polytype sweeping machine combination operation, accomplishes cleaning, receipts fortune to multiple rubbish composition.For example earlier with the pure sweeping sweeping machine to gently float the rubbish thing, rubbish thing that volume is bigger carries out cleaning first time, and then with the dust-absorption sweeping type sweeping machine dust, small size rubbish thing is carried out the second time and cleans, still the operating cost of this mode is too high.
Therefore, need a kind of novel suction nozzle of sweeping car of design, overcome the problems referred to above of prior art.
Summary of the invention
Technical problem to be solved by this invention provides a kind of suction nozzle of sweeping car, and this suction nozzle of sweeping car can adapt to the cleaning of dissimilar rubbish things relatively effectively, thereby strengthens the compliance of cleaning work.
In addition, technical problem to be solved by this invention provides a kind of sweeping machine, and this sweeping machine can clean dissimilar rubbish things relatively effectively when operation, thereby has good compliance.
In order to solve the problems of the technologies described above, the present invention provides a kind of suction nozzle of sweeping car, comprises the suction nozzle casing of bottom surface opened; This suction nozzle casing is communicated with suction pipe; Wherein, the formation plate of said suction nozzle casing comprises preceding jaw, this preceding jaw rotatably or liftable be installed in the front portion of said suction nozzle casing movably; Can improve the height and position of this preceding jaw lower edge through overturn this preceding jaw or this preceding jaw that moves up; Be provided with in the said suction nozzle casing and said before jaw elastic baffle at interval, pressure chamber and back pressure chamber before this elastic baffle is divided into the inner chamber of said suction nozzle casing, said suction pipe with said after pressure chamber be communicated with.
Preferably, be formed with the opening that is communicated to said back pressure chamber on the end face of said suction nozzle casing, said suction pipe sealing is connected in this opening.
Preferably, said preceding jaw is rotatably installed in the front portion of said suction nozzle casing, also is provided with the upset driving mechanism that is used to drive said preceding jaw upset on the said suction nozzle casing.
Selectively; Said upset driving mechanism comprises retractable driving device; Jaw seal the front portion of said suction nozzle casing before said under the state that stretches out of said retractable driving device, and under the retracted mode of said retractable driving device, makes progress and overturn and make the open front of said suction nozzle casing.
Particularly; Jaw is fixed with base plate before said on the plate face of said suction nozzle cabinets cavity; Said base plate can be rotated to support on the said suction nozzle casing; And this base plate is articulated in an end of said retractable driving device, makes this base plate rotate also and then drives said preceding jaw with the driving through this retractable driving device and overturn.
More specifically; One end of said base plate is fixed in said preceding jaw, and the other end is formed with supporting arm, and protrusion is formed with actuating arm on the plate face of this base plate; The end face of said suction nozzle casing is provided with bearing and hinged seat; One end of said retractable driving device is articulated in said actuating arm, and the other end is articulated in said bearing, and said supporting arm is articulated in said hinged seat.
As a kind of form of structure, has predetermined angle between the plate face of the plate face of said base plate and said preceding jaw, under the state that stretches out of said retractable driving device, to make said base plate be parallel to the end face of said suction nozzle casing.
As another selectable form of structure; The anterior part of the end face of said suction nozzle casing is formed with and the suitable breach of the shape of said base plate; Has predetermined angle between the plate face of the plate face of said base plate and said preceding jaw; Under the state that stretches out of said retractable driving device, making the upper surface of this base plate and the end face of said suction nozzle casing be in same plane, thereby seal said breach through said base plate.
Specifically selectively, said retractable driving device is electric pushrod or hydraulic cylinder.
Preferably; The jaw liftable is installed in the front portion of said suction nozzle casing movably before said; The front part sides of wherein said suction nozzle casing is formed with slot, and said preceding jaw can be slidably inserted into and be installed in the said slot, through support retractable driving device is installed on the end face of said suction nozzle casing; One end of this retractable driving device is connected in the upper end of said preceding jaw, to drive said preceding jaw lifting moving through stretching of said retractable driving device.
Particularly, also be provided with on the end face of said suction nozzle casing and be used for said suction nozzle of sweeping car is connected to the suction nozzle linkage on the sweeping machine vehicle frame.
Particularly, the both sides of said suction nozzle casing are separately installed with road wheel.
In addition, the present invention also provides a kind of sweeping machine, wherein, the described suction nozzle of sweeping car of above-mentioned arbitrary technical scheme is installed on this sweeping machine.
Particularly, said sweeping machine car is dust-absorption sweeping type sweeping machine or only absorbing sweeper truck.
Pass through technique scheme; Because the preceding jaw of suction nozzle of sweeping car of the present invention is installed as and can rotates; Like this when normal cleaning work; The bottom surface of suction nozzle casing and ground constitute the chamber of relative closure; Some common rubbish things (the for example less rubbish thing of particle such as sandy soil, stone) can be sucked in the inner chamber of suction nozzle casing through the road clearance, and got in the dustbin via suction pipe, and during the bigger rubbish thing of on the road surface in cleaning highway section, have frivolous rubbish thing (for example fallen leaves) or particle; Can be so that the upwards upset of the preceding jaw of suction nozzle of sweeping car; Thereby the height and position of the lower edge of jaw raises before making, the road clearance of jaw increases before making, can be drawn in the suction nozzle casing through the road clearance rubbish thing that these are special that preceding jaw increases like this; Especially especially can be easily on the dust-absorption sweeping type sweeping machine rubbish thing in the suction nozzle of sweeping car the place ahead of putting together through the sweeping machine broom be drawn in the suction nozzle casing, and and then be drawn in the dustbin via the strong suction of suction pipe.Simultaneously; Pressure chamber and back pressure chamber before the present invention is divided into the inner chamber of suction nozzle casing through elastic baffle, and the back pressure chamber is communicated with suction pipe, under this situation; Although possibly have influence on the negative suction around the preceding pressure chamber owing to the lifting of preceding jaw; But the negative suction of preceding pressure chamber has been enough to the rubbish thing is drawn in the preceding pressure chamber (although suction velocity is relatively little), because the back pressure chamber is a relative closure, the strong negative pressure that forms through suction pipe can continue the rubbish thing is drawn in the pressure chamber of back via the elastic baffle that can be out of shape; Thereby acceleration via the back pressure chamber; Rubbish thing with rubbish thing, especially above-mentioned specific type is drawn in the dustbin fast and efficiently, and therefore, suction nozzle of sweeping car of the present invention can relatively effectively clean to dissimilar rubbish things; Strengthened the compliance of operation; Make suction nozzle of sweeping car of the present invention to clean, have the operation compliance of enhancing, and can clean different rubbish things quickly and efficiently to dissimilar rubbish things.Correspondingly, because suction nozzle of sweeping car of the present invention can adapt to the cleaning work of dissimilar rubbish things, it has significantly improved the convenience of environmental sanitation cleaning work, and has improved the operating efficiency of environmental sanitation cleaning work.In addition, sweeping machine of the present invention is equipped with suction nozzle of sweeping car of the present invention, so it has above-mentioned advantage equally.
Other features and advantages of the present invention will partly specify in the specific embodiment subsequently.
Description of drawings
Attached drawings is used to provide further understanding of the present invention, and it is used to explain the present invention with the following specific embodiment, but protection scope of the present invention is not limited to the following accompanying drawing and the specific embodiment.In the accompanying drawings:
Fig. 1 is the main TV structure sketch map of the suction nozzle of sweeping car of prior art.
Fig. 2 is the main TV structure sketch map of the suction nozzle of sweeping car of the specific embodiment of the invention.
Fig. 3 is the main TV structure sketch map that preceding Hubei Province plate of the specific embodiment of the invention is in the suction nozzle of sweeping car of closed duty, wherein shows the structure of said suction nozzle of sweeping car and has omitted road wheel and taked the display format of broken section for clear.
Fig. 4 is the plan structure sketch map of the suction nozzle of sweeping car of the specific embodiment of the invention.
Fig. 5 is the main TV structure sketch map of suction nozzle of sweeping car that preceding Hubei Province plate of the specific embodiment of the invention is in the upset duty, wherein shows the structure of said suction nozzle of sweeping car and has omitted road wheel and taked the display format of broken section for clear.
Fig. 6 is the elevational schematic view of the suction nozzle of sweeping car of the specific embodiment of the invention.
Description of reference numerals:
Jaw before 1; 2 actuating arms;
3 electric pushrods; 4 suction nozzle linkages;
5 suction pipes; 6 back shroudings;
7 elastic baffles; 8 hinged seats;
9 road wheels; 10 upper cover plates;
11 side plates; 12 bearings;
13 base plates; 14 supporting arms.
The specific embodiment
Be elaborated below in conjunction with the accompanying drawing specific embodiments of the invention, should be understood that, the specific embodiment described herein only is used for explanation and explains the present invention, and protection scope of the present invention is not limited to the following specific embodiment.
At first explanation is; First; In the description of technical scheme of the present invention; In order clearly to describe the more employed nouns of locality of technical characterictic of the present invention, for example " preceding ", " back ", " upper and lower ", " end face ", " bottom surface " etc. all are the normal orientation after being installed on the sweeping machine according to suction nozzle of sweeping car of the present invention, are " preceding " etc. near the orientation of headstock relatively for example; Second; Suction nozzle of sweeping car of the present invention mainly is applicable to present widely used dust-absorption sweeping type sweeping machine; But and do not mean that this suction nozzle of sweeping car can not be applicable to the sweeping machine of other type, it can be used for the sweeping machine with suction cleaning function of only absorbing sweeper truck for example or other type fully.
Extremely shown in Figure 6 referring to Fig. 2; Suction nozzle of sweeping car of the present invention comprises the suction nozzle casing of bottom surface opened, and this suction nozzle casing is communicated with suction pipe 5; To aspirate through suction pipe 5; Thereby around the road clearance on the bottom surface of suction nozzle casing and ground, form negative suction, illustrated suction nozzle casing mainly comprises preceding jaw 1, back shrouding 6, both sides side plate 11 and upper cover plate 10, and this preceding jaw 1, back shrouding 6, both sides side plate 11 and upper cover plate 10 surround the suction nozzle casing of bottom surface opened; Wherein the upper surface of upper cover plate 10 forms the end face of suction nozzle casing; Uniquely, preceding jaw 1 is rotatably installed on the anterior base plate 13 of said suction nozzle casing, can improve the height and position of this preceding jaw 1 lower edge through this preceding jaw 1 that overturns.
In said structure; Because the preceding jaw 1 of suction nozzle of sweeping car of the present invention is installed as and can rotates; Like this when normal cleaning work; The bottom surface of suction nozzle casing and ground constitute the chamber of relative closure; Some common rubbish things (the for example less rubbish thing of particle such as sandy soil, stone) can be sucked in the inner chamber of suction nozzle casing through the road clearance, and got in the dustbin via suction pipe, and during the bigger rubbish thing of on the road surface in cleaning highway section, have frivolous rubbish thing (for example fallen leaves) or particle; Can be so that upwards upset of the preceding jaw of suction nozzle of sweeping car 1; Thereby the height and position of the lower edge of jaw 1 raises before making, the road clearance of jaw increases before making, can be drawn in the suction nozzle casing through the road clearance rubbish thing that these are special that preceding jaw increases like this; Especially especially can be easily on the dust-absorption sweeping type sweeping machine rubbish thing in the suction nozzle of sweeping car the place ahead of putting together through the sweeping machine broom be drawn in the suction nozzle casing, and and then be drawn in the dustbin via the strong suction of suction pipe.Therefore, suction nozzle of sweeping car of the present invention can relatively effectively clean to dissimilar rubbish things, has strengthened the compliance of operation.
In addition; It should be noted that; In technical conceive scope of the present invention, the road clearance of jaw 1 is not limited to the above-mentioned preceding rotatably mounted mode of jaw to improve the height and position of this preceding jaw 1 lower edge before increasing; Preceding jaw 1 can also be installed to the front portion of suction nozzle casing movably through liftable, thus the height and position of jaw 1 lower edge before can improving through this preceding jaw 1 that moves up.Particularly; For example; The front part sides of said suction nozzle casing can be formed with slot, and preceding jaw 1 sliding inserts and is installed in the said slot, through support retractable driving device (for example electric pushrod or hydraulic cylinder) is installed on the end face of said suction nozzle casing; Generally can so that retractable driving device vertically arrange; And the upper end of jaw 1 before the end (a for example end of an end of the piston rod of hydraulic cylinder or electric pushrod) of this retractable driving device is connected in, with flexible preceding jaw 1 lifting moving, the same like this purpose that can realize the road clearance of the preceding jaw 1 of change of the present invention of driving through said retractable driving device.
More concrete form of structure in the technical conceive scope of the present invention is below described.
With regard to the suction nozzle casing of bottom surface opened; To those skilled in the art apparently; Although Fig. 2 is mainly surrounded by this preceding jaw 1, back shrouding 6, both sides side plate 11 and upper cover plate 10 to suction nozzle casing shown in Figure 6; But the structure composition form of suction nozzle casing obviously is not limited thereto, and the present invention does not limit this, as long as this suction nozzle casing comprises preceding jaw 1 and under preceding jaw 1 closure state, constitutes the open suction nozzle casing in ground.
As stated, because when handling the rubbish thing of some specific types, preceding jaw 1 need be opened to increase the road clearance; This can have influence on the negative suction around the suction nozzle casing; Make the suction of rubbish thing slow down relatively,, realize the cleaning purpose in order to carry out the cleaning of rubbish thing more quickly and efficiently; Like Fig. 3 and shown in Figure 5; Be provided with in the said suction nozzle casing and preceding jaw 1 elastic baffle 7 at interval, this elastic baffle 7 is divided into preceding pressure chamber and back pressure chamber with the inner chamber of said suction nozzle casing, and said suction pipe 5 is communicated with said back pressure chamber.Relevant elastic baffle 7 although be apparently, at this still will annotatedly be; The lower edge of elastic baffle 7 is concordant basically with the bottom surface of suction nozzle casing; Promptly when sweeping machine carried out cleaning work and drops to suction nozzle of sweeping car on the ground, the lower edge of elastic baffle 7 can not contact with ground, has the road clearance; Although suction pipe is communicated with the back pressure chamber like this; But via the road clearance of elastic baffle 7, still can in preceding pressure chamber, form suction, thereby around preceding pressure chamber, form negative suction with ground.More specifically, be formed with the opening that is communicated to the back pressure chamber on the end face of said suction nozzle casing, suction pipe 5 sealings are connected in this opening.Under this situation; Although possibly have influence on the negative suction around the preceding pressure chamber owing to the lifting of preceding jaw 1; But the negative suction of preceding pressure chamber has been enough to the rubbish thing is drawn in the preceding pressure chamber (although suction velocity is relatively little), because the back pressure chamber is a relative closure, the strong negative pressure that forms through suction pipe 5 can continue the rubbish thing is drawn in the pressure chamber of back via the elastic baffle that can be out of shape 7; Thereby acceleration via the back pressure chamber; Rubbish thing with rubbish thing, especially above-mentioned specific type is drawn in the dustbin fast and efficiently, thereby has optimized suction nozzle of sweeping car of the present invention, makes suction nozzle of sweeping car of the present invention to clean to dissimilar rubbish things; Operation compliance with enhancing, and can clean different rubbish things quickly and efficiently.
The upset of jaw 1 can also be provided with the upset driving mechanism that is used to drive said preceding jaw 1 upset before realizing quickly for ease on the said suction nozzle casing.Extremely shown in Figure 6 referring to Fig. 2; Illustrative upset driving mechanism comprises retractable driving device among the figure; Jaw 1 seal the front portion of said suction nozzle casing before said under the state that stretches out of said retractable driving device, and under the retracted mode of said retractable driving device, makes progress and overturn and make the open front of said suction nozzle casing.Under this situation, apparently, said retractable driving device is electric pushrod 3 or hydraulic cylinder etc.In addition; To those skilled in the art; This be used to drive before the upset driving mechanism of jaw 1 upset can be diversified; And be not limited to adopt the form of Fig. 2 to retractable driving device shown in Figure 6, for example preceding jaw 1 can be installed to the front portion of suction nozzle casing through pivotal axis, the upset of jaw 1 before realizing via this pivotal axis of reducer driving through motor, hydraulic motor etc. then.
Under the situation of Fig. 2 employing retractable driving device extremely shown in Figure 6; Jaw 1 is fixed with base plate 13 before said on the plate face of said suction nozzle cabinets cavity; Base plate 13 can be rotated to support on the suction nozzle casing; And this base plate 13 is articulated in an end of said retractable driving device, makes this base plate 13 rotate also and then drives said preceding jaw 1 with the driving through this retractable driving device and overturn.Hinged for the ease of carrying out, more specifically, an end of base plate 13 is fixed in said preceding jaw 1; The other end is formed with supporting arm 14; And protrusion is formed with actuating arm 2 on the plate face of this base plate 13, and the end face of said suction nozzle casing is provided with bearing 12 and hinged seat 8, and an end of said retractable driving device is articulated in said actuating arm 2; The other end is articulated in said bearing 12, and said supporting arm 14 is articulated in hinged seat 8.Under this form of structure; Can make preceding jaw 1 seal the front portion of suction nozzle casing through stretching out retractable driving device easily; And when retractable driving device is withdrawn, can be so that upwards upset of preceding jaw 1, thus the height and position of the lower edge of jaw 1 rises before making; Change the road clearance of preceding jaw 1, made the open front of suction nozzle casing.
Typically; Can have predetermined angle between the plate face of base plate 13 and the plate face of preceding jaw 1; Under the state that stretches out of said retractable driving device, making base plate 13 be parallel to the end face of suction nozzle casing, under this situation when retractable driving device is stretched out, the front portion of preceding jaw 1 sealing suction nozzle casing; And base plate 13 is parallel to the end face of suction nozzle casing, and this makes the outward appearance of whole suction nozzle of sweeping car have better neat.Certainly the form that is provided with of base plate is not limited thereto, and is extremely shown in Figure 6 referring to Fig. 2, in order to alleviate the overall weight of suction nozzle of sweeping car; And further improve the aesthetic appearance of suction nozzle of sweeping car, as the preferred construction form, the anterior part of the end face of said suction nozzle casing is formed with and the suitable breach of the shape of base plate 13; Just the anterior part of upper cover plate 10 forms corresponding breach; Have predetermined angle between the plate face of said base plate 13 and the plate face of preceding jaw 1, make that under the state that stretches out of said retractable driving device, the end face of the upper surface of this base plate 13 and suction nozzle casing is in same plane; Thereby through the said breach of base plate 13 sealings; This selectable form of implementation, under the state that stretches out of retractable driving device, base plate 13 reality have constituted the part of the end face of suction nozzle casing; This can make that the structure of suction nozzle of sweeping car is more succinct, and the structure neat is better.
In addition, can also be provided with on the end face of said suction nozzle casing and be used for said suction nozzle of sweeping car is connected to the suction nozzle linkage 4 on the sweeping machine vehicle frame.This suction nozzle linkage generally can be similar with the common suction nozzle linkage that adopts on the sweeping machine; After suction nozzle of sweeping car is connected on the vehicle frame through this suction nozzle linkage; Through the corresponding driving device further is set, can be formed for the hoisting mechanism that suction nozzle of sweeping car is promoted or descends.Further, the both sides of said suction nozzle casing can be separately installed with road wheel 9.This mainly is to fall when contacting with ground at suction nozzle of sweeping car, makes things convenient for suction nozzle of sweeping car to go in company with sweeping machine.
The simple groundwork state of describing suction nozzle of sweeping car of the present invention of following preferred structure with reference to Fig. 2 to Fig. 6.
First; During operate as normal; Preceding jaw 1 is in closure state; The front portion of its sealing suction nozzle casing, the preceding jaw 1 in the suction nozzle casing, base plate 13, elastic baffle 7, back shrouding 6, both sides side plate 11 and upper cover plate 10 are divided into former and later two pressure chambers with the suction nozzle casing, and the less common rubbish of particles such as sandy soil, stone successively passes through preceding jaw 1 and elastic baffle 7; In forward and backward pressure chamber, can get in the dustbin via suction pipe 5 at faster speed after twice acceleration, make the operating efficiency of suction nozzle higher.
The second, when gently floating the bigger rubbish thing of rubbish thing or bulk density as having on the road surface, because preceding jaw 1 is harder, rubbish is difficult to get in the suction nozzle through preceding jaw 1; Electric pushrod 3 contractions this moment; Jaw 1 is upwards dug rapidly around hinged seat 8 with base plate 13 together before making; The rubbish thing can effectively be got in the preceding pressure chamber of suction nozzle; After quickening through the back pressure chamber again, get in the dustbin, reach the purpose that the bigger rubbish thing of rubbish thing or bulk density is gently floated in removing by suction pipe.
On the basis of the technical scheme of above-mentioned suction nozzle of sweeping car, the present invention also provides a kind of sweeping machine, and this sweeping machine is equipped with the above-mentioned suction nozzle of sweeping car of the present invention.Typically, this sweeping machine can be dust-absorption sweeping type sweeping machine or only absorbing sweeper truck.
Can find out by last description; The invention has the advantages that: the preceding jaw 1 of suction nozzle of sweeping car of the present invention is installed as and can rotates; Like this when normal cleaning work; The bottom surface of suction nozzle casing and ground constitute the chamber of relative closure; Some common rubbish things (the for example less rubbish thing of particle such as sandy soil, stone) can be sucked in the inner chamber of suction nozzle casing through the road clearance, and got in the dustbin via suction pipe, and during the bigger rubbish thing of on the road surface in cleaning highway section, have frivolous rubbish thing (for example fallen leaves) or particle; Can be so that upwards upset of the preceding jaw of suction nozzle of sweeping car 1; Thereby the height and position of the lower edge of jaw 1 raises before making, the road clearance of jaw 1 increases before making, can be drawn in the suction nozzle casing through the road clearance rubbish thing that these are special that preceding jaw increases like this; Especially especially can be easily on the dust-absorption sweeping type sweeping machine rubbish thing in the suction nozzle of sweeping car the place ahead of putting together through the sweeping machine broom be drawn in the suction nozzle casing, and and then be drawn in the dustbin via the strong suction of suction pipe.Therefore, suction nozzle of sweeping car of the present invention can relatively effectively clean to dissimilar rubbish things, has strengthened the compliance of operation.
In addition; Pressure chamber and back pressure chamber before the present invention is divided into the inner chamber of suction nozzle casing through elastic baffle 7, and the back pressure chamber is communicated with suction pipe 5, under this situation; Although possibly have influence on the negative suction around the preceding pressure chamber owing to the lifting of preceding jaw 1; But the negative suction of preceding pressure chamber has been enough to the rubbish thing is drawn in the preceding pressure chamber, but because the back pressure chamber is a relative closure, the strong negative pressure that forms through suction pipe 5 can continue the rubbish thing is drawn in the pressure chamber of back via the elastic baffle that can be out of shape 7; Thereby acceleration via the back pressure chamber; Rubbish thing with rubbish thing, especially above-mentioned specific type is drawn in the dustbin fast and efficiently, thereby has optimized suction nozzle of sweeping car of the present invention, makes suction nozzle of sweeping car of the present invention to clean to dissimilar rubbish things; Operation compliance with enhancing, and can clean different rubbish things quickly and efficiently.Simultaneously, because suction nozzle of sweeping car of the present invention can adapt to the cleaning work of dissimilar rubbish things, it has significantly improved the convenience of environmental sanitation cleaning work, and has improved the operating efficiency of environmental sanitation cleaning work.
Comprehensive, suction nozzle of sweeping car of the present invention is for adopting the tumbled suction nozzle of two pressure chambers, and its structure is clear, and function is practical, has the characteristics that former and later two pressure chambers and anterior jaw can upwards be tumbled.When operate as normal, have two pressure chambers, make the suction nozzle operating efficiency higher; When light thing and bulky grain rubbish were arranged, preceding jaw was dug, and made things convenient for rubbish to get into, and can effectively solve conventional suction nozzle to light thing and bulky grain rubbish problem difficult to get access.Correspondingly, the sweeping machine that suction nozzle of the present invention is installed has the operating feature of dust-absorption sweeping type and only absorbing sweeper truck concurrently, can reach the effect that a car is used more.
More than combine accompanying drawing to describe preferred implementation of the present invention in detail; But; The present invention is not limited to the detail in the above-mentioned embodiment; In technical conceive scope 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.
Need to prove that in addition each the concrete technical characterictic described in the above-mentioned specific embodiment under reconcilable situation, can make up through any suitable manner.For fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible compound modes.
In addition, also can carry out combination in any between the various embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be regarded as the disclosed content of the present invention equally.

Claims (14)

1. suction nozzle of sweeping car; The suction nozzle casing that comprises bottom surface opened, this suction nozzle casing is communicated with suction pipe (5), wherein; The formation plate of said suction nozzle casing comprises preceding jaw (1); Should before jaw (1) rotatably or liftable be installed in the front portion of said suction nozzle casing movably, with can through upset should before jaw (1) or this preceding jaw (1) that moves up improves should preceding jaw (1) lower edge height and position, be provided with in the said suction nozzle casing and the elastic baffle (7) at said preceding jaw (1) interval; This elastic baffle (7) is divided into preceding pressure chamber and back pressure chamber with the inner chamber of said suction nozzle casing, and said suction pipe (5) is communicated with said back pressure chamber.
2. suction nozzle of sweeping car according to claim 1 wherein, is formed with the opening that is communicated to said back pressure chamber on the end face of said suction nozzle casing, said suction pipe (5) sealing is connected in this opening.
3. suction nozzle of sweeping car according to claim 1, wherein, said preceding jaw (1) is rotatably installed in the front portion of said suction nozzle casing, also is provided with the upset driving mechanism that is used to drive said preceding jaw (1) upset on the said suction nozzle casing.
4. suction nozzle of sweeping car according to claim 3; Wherein, Said upset driving mechanism comprises retractable driving device; Jaw (1) seal the front portion of said suction nozzle casing before said under the state that stretches out of said retractable driving device, and under the retracted mode of said retractable driving device, makes progress and overturn and make the open front of said suction nozzle casing.
5. suction nozzle of sweeping car according to claim 4; Wherein, Jaw (1) is fixed with base plate (13) before said on the plate face of said suction nozzle cabinets cavity; Said base plate (13) can be rotated to support on the said suction nozzle casing, and this base plate (13) is articulated in an end of said retractable driving device, with the driving through this retractable driving device make this base plate (13) rotation and and then drive said before jaw (1) upset.
6. suction nozzle of sweeping car according to claim 5; Wherein, One end of said base plate (13) is fixed in said preceding jaw (1), and the other end is formed with supporting arm (14), and protrusion is formed with actuating arm (2) on the plate face of this base plate (13); The end face of said suction nozzle casing is provided with bearing (12) and hinged seat (8); One end of said retractable driving device is articulated in said actuating arm (2), and the other end is articulated in said bearing (12), and said supporting arm (14) is articulated in said hinged seat (8).
7. suction nozzle of sweeping car according to claim 5; Wherein, Has predetermined angle between the plate face of the plate face of said base plate (13) and said preceding jaw (1), under the state that stretches out of said retractable driving device, to make said base plate (13) be parallel to the end face of said suction nozzle casing.
8. suction nozzle of sweeping car according to claim 5; Wherein, The anterior part of the end face of said suction nozzle casing is formed with the suitable breach of shape with said base plate (13); Has predetermined angle between the plate face of the plate face of said base plate (13) and said preceding jaw (1); Under the state that stretches out of said retractable driving device, making the upper surface of this base plate (13) and the end face of said suction nozzle casing be in same plane, thereby seal said breach through said base plate (13).
9. suction nozzle of sweeping car according to claim 4, wherein, said retractable driving device is electric pushrod (3) or hydraulic cylinder.
10. suction nozzle of sweeping car according to claim 1; Wherein, Jaw (1) liftable is installed in the front portion of said suction nozzle casing movably before said; The front part sides of wherein said suction nozzle casing is formed with slot, and said preceding jaw (1) can be slidably inserted into and be installed in the said slot, through support retractable driving device is installed on the end face of said suction nozzle casing; One end of this retractable driving device is connected in the upper end of said preceding jaw (1), to drive said preceding jaw (1) lifting moving through stretching of said retractable driving device.
11., wherein, also be provided with on the end face of said suction nozzle casing and be used for said suction nozzle of sweeping car is connected to the suction nozzle linkage (4) on the sweeping machine vehicle frame according to each described suction nozzle of sweeping car in the claim 1 to 10.
12. suction nozzle of sweeping car according to claim 11, wherein, the both sides of said suction nozzle casing are separately installed with road wheel (9).
13. sweeping machine wherein, is equipped with on this sweeping machine according to each described suction nozzle of sweeping car in the claim 1 to 12.
14. sweeping machine according to claim 13, wherein, said sweeping machine is dust-absorption sweeping type sweeping machine or only absorbing sweeper truck.
CN201210163658.5A 2012-05-24 2012-05-24 Suction nozzle of sweeping car and sweeping car Active CN102704426B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210163658.5A CN102704426B (en) 2012-05-24 2012-05-24 Suction nozzle of sweeping car and sweeping car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210163658.5A CN102704426B (en) 2012-05-24 2012-05-24 Suction nozzle of sweeping car and sweeping car

Publications (2)

Publication Number Publication Date
CN102704426A true CN102704426A (en) 2012-10-03
CN102704426B CN102704426B (en) 2014-09-03

Family

ID=46897458

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210163658.5A Active CN102704426B (en) 2012-05-24 2012-05-24 Suction nozzle of sweeping car and sweeping car

Country Status (1)

Country Link
CN (1) CN102704426B (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103293984A (en) * 2013-06-20 2013-09-11 中联重科股份有限公司 Suction nozzle work control system and method and controller of sweeping vehicle and sweeping vehicle
CN104452640A (en) * 2014-12-05 2015-03-25 浙江雅迪机车有限公司 Sucking nozzle lifting device of sweeper
CN106337383A (en) * 2016-09-28 2017-01-18 中联重科股份有限公司 Suction nozzle device and cleaning vehicle
CN106702934A (en) * 2016-12-28 2017-05-24 中联重科股份有限公司 Cleaning suction nozzle and road cleaning vehicle
CN108104023A (en) * 2017-12-12 2018-06-01 福建龙马环卫装备股份有限公司 A kind of suction nozzle of sweeping car and sweeping machine
CN108468297A (en) * 2018-04-13 2018-08-31 武汉理工大学 Overhead door mechanism before sweeper hand suction nozzle

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2908008A1 (en) * 1979-03-01 1981-02-26 Kibo Kommunalmasch Gmbh & Co Suction road sweeping vehicle tank - is partitioned into dirt input and air extraction sections, with screened filter
DE4332287C1 (en) * 1993-09-20 1994-11-03 Kroll Fahrzeugbau Umwelt Method and device for guiding a road vehicle, preferably in tight traffic areas
CN2412033Y (en) * 2000-02-01 2000-12-27 长沙高新技术产业开发区中标实业有限公司 Sucking nozzle of sweeping machine
CN101012640A (en) * 2006-08-08 2007-08-08 赵宏坚 Street sweeper suction nozzle
CN102367656A (en) * 2011-11-18 2012-03-07 中联重科股份有限公司 Sweeping car and suction nozzle device thereof
CN202595685U (en) * 2012-05-24 2012-12-12 长沙中联重科环卫机械有限公司 Suction nozzle for road sweepers and road sweeper

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2908008A1 (en) * 1979-03-01 1981-02-26 Kibo Kommunalmasch Gmbh & Co Suction road sweeping vehicle tank - is partitioned into dirt input and air extraction sections, with screened filter
DE4332287C1 (en) * 1993-09-20 1994-11-03 Kroll Fahrzeugbau Umwelt Method and device for guiding a road vehicle, preferably in tight traffic areas
CN2412033Y (en) * 2000-02-01 2000-12-27 长沙高新技术产业开发区中标实业有限公司 Sucking nozzle of sweeping machine
CN101012640A (en) * 2006-08-08 2007-08-08 赵宏坚 Street sweeper suction nozzle
CN102367656A (en) * 2011-11-18 2012-03-07 中联重科股份有限公司 Sweeping car and suction nozzle device thereof
CN202595685U (en) * 2012-05-24 2012-12-12 长沙中联重科环卫机械有限公司 Suction nozzle for road sweepers and road sweeper

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103293984A (en) * 2013-06-20 2013-09-11 中联重科股份有限公司 Suction nozzle work control system and method and controller of sweeping vehicle and sweeping vehicle
CN103293984B (en) * 2013-06-20 2016-01-27 中联重科股份有限公司 Sweeper suction nozzle operation control system, method, controller and sweeper
CN104452640A (en) * 2014-12-05 2015-03-25 浙江雅迪机车有限公司 Sucking nozzle lifting device of sweeper
CN106337383A (en) * 2016-09-28 2017-01-18 中联重科股份有限公司 Suction nozzle device and cleaning vehicle
CN106702934A (en) * 2016-12-28 2017-05-24 中联重科股份有限公司 Cleaning suction nozzle and road cleaning vehicle
CN108104023A (en) * 2017-12-12 2018-06-01 福建龙马环卫装备股份有限公司 A kind of suction nozzle of sweeping car and sweeping machine
CN108104023B (en) * 2017-12-12 2019-08-20 福建龙马环卫装备股份有限公司 A kind of suction nozzle of sweeping car and sweeping machine
CN108468297A (en) * 2018-04-13 2018-08-31 武汉理工大学 Overhead door mechanism before sweeper hand suction nozzle

Also Published As

Publication number Publication date
CN102704426B (en) 2014-09-03

Similar Documents

Publication Publication Date Title
CN102704426B (en) Suction nozzle of sweeping car and sweeping car
CN102433848B (en) Suction nozzle of road sweeping equipment and road sweeping equipment
KR100995760B1 (en) Road sweeper
CN104790326B (en) Energy saving and environmental protection garbage sweeper
CN202023169U (en) Micro road sweeper
CN203080462U (en) Garbage picking machine
CN202595685U (en) Suction nozzle for road sweepers and road sweeper
CN103362093B (en) Electric ground sweeper
CN202416231U (en) Road sweeper suction nozzle and road sweeper
CN104480885B (en) A kind of road-sweeper dust arrester
CN102031764B (en) Suction nozzle for road sweeping equipment and road sweeping equipment with same
CN104499450B (en) A kind of refuse cleaning vehicle
CN106087837B (en) A kind of dust cleaning plant for highway avris
CN203080463U (en) Road sweeper and suction nozzle thereof
CN204282271U (en) A kind of road-sweeper dust arrester
CN106337383B (en) Nozzle unit and cleaning vehicle
CN209836891U (en) Front suction nozzle device and sweeping machine with same
CN105297661B (en) Sweeper
CN201933451U (en) Suction nozzle for sweeping equipment and sweeping equipment thereof
CN106192840A (en) A kind of suction inlet anti-jamming mechanism
CN204174564U (en) A kind of refuse cleaning vehicle
CN203188150U (en) Electric rear wheel driving steering forward-cast type motor sweeper for automatically dumping rubbish
CN203781150U (en) Anti-leakage electric environment-friendly refuse collecting vehicle
CN210766577U (en) Suction port structure and sanitation vehicle with same
CN203959087U (en) Rubbish hutch with self-unloading function

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
GR01 Patent grant
C14 Grant of patent or utility model
CP03 Change of name, title or address

Address after: 410000 Hunan province Changsha hi tech Development Zone, Lin Yulu No. 288

Patentee after: Changsha ZOOMLION Environmental Industry Co., Ltd.

Address before: 410013 Changsha province high tech Development Zone, No. 307 South Road, silver basin

Patentee before: Environmental & Sanitation Machinery Branch of Changsha Zoomlion Heavy Industry Science & Technology

CP03 Change of name, title or address