CN103061296B - Suction pipe dust settling device for suction type sweeping machines and sweeping machine - Google Patents
Suction pipe dust settling device for suction type sweeping machines and sweeping machine Download PDFInfo
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- CN103061296B CN103061296B CN201210590516.7A CN201210590516A CN103061296B CN 103061296 B CN103061296 B CN 103061296B CN 201210590516 A CN201210590516 A CN 201210590516A CN 103061296 B CN103061296 B CN 103061296B
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- suction pipe
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H1/0827—Dislodging by suction; Mechanical dislodging-cleaning apparatus with independent or dependent exhaust, e.g. dislodging-sweeping machines with independent suction nozzles ; Mechanical loosening devices working under vacuum
- E01H1/0836—Apparatus dislodging all of the dirt by suction ; Suction nozzles
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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning In General (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a suction pipe dust settling device for suction type sweeping machines and a sweeping machine. The dust settling device comprises a water supplying assembly, the water supplying assembly is communicated with an inner cavity of a suction pipe of the sweeping machine through pipelines to provide water for settling dust on the inner wall of the suction pipe and lubricating the inner wall of the suction pipe, water holes are opened on the suction pipe and communicated with the water supplying assembly through pipelines, a boss type accommodating cavity which defines the water holes is arranged on the outer wall of the suction pipe, and the pipelines are communicated with the water holes through the boss type accommodating cavity. The sweeping machine comprises a chassis, a dust bin, a sweeping assembly, a nozzle assembly and the suction pipe dust settling device, the dust bin, the sweeping assembly, the nozzle assembly and the suction pipe dust settling device are installed on the chassis, the nozzle assembly comprises a fan, a nozzle and a suction pipe, the nozzle is communicated with the dust bin through an elastic extension pipe and the suction pipe, and a suction opening of the fan is communicated with the dust bin through the pipelines. The suction pipe dust settling device is capable of effectively solving the problem that the inner wall of the suction pipe of the sweeping machine is adhered or blocked so that sweeping capacity of the whole sweeping machine is further improved.
Description
The application is the application number submitted to on 05 26th, 2011: 201110138780.2, and name is called: the divisional application of the patent application of " suction pipe device for reducing dust and sweeping machine for dust-absorption sweeping machine ".
Technical field
The present invention is mainly concerned with sweeping machine field, refers in particular to a kind of suction pipe device for reducing dust and sweeping machine of dust-absorption sweeping machine.
Background technology
Suction is swept to has in conjunction with wet dust removal sweeping machine that cleaning speed is fast, environment pollution is little, cleaning efficiency advantages of higher, is at home and abroad widely applied.To rotate on road surface in order to avoid the brush of sweeping on dish and operation airborne dust appears in blower fan wind exhausting outlet, cause air pollution, this sweeping machine general all sweeping dish top, suction nozzle inside is provided with water injector, the filtered water tank that the pressurised cleaning water needed for its water injector is carried by car body, sprinkler system provide.During operation, the earth, dust, rubbish thing etc. of the atomization clean water of sweeping the ejection of dish top water injector first in road pavement carry out water spray and prewet.Then, allow dish of sweeping following closely that these are swept to suction nozzle dead ahead by moistening rubbish thing, under the effect of blower negative pressure, through suction nozzle, elastic telescopic pipe, suction pipe etc., these rubbish things are sucked dustbin.Now, the atomization clean water of the inner water injector ejection of suction nozzle carries out water spray process again to the dust-laden rubbish thing flowing through suction nozzle, after secondary water spray humidifying like this, the operation airborne dust of sweeping machine is obtained and controls preferably.
In the above-mentioned course of work, the air-transport system formed by suction nozzle, elastic telescopic pipe, suction pipe, dustbin, blower fan and outlet conduits etc. inhales an important composition part of sweeping in conjunction with wet dust removal sweeping machine.In order to make Geldart-D particle more unobstructed, reduce dust-contained airflow to the wearing and tearing of blower fan workpiece, wet dust removal sweeping machine generally all adopts the rearmounted layout type of blower fan.Namely adopt suction to send formula pneumatic conveying mode, after the water spray humidifyings such as earth, dust, rubbish thing, via suction nozzle, elastic telescopic pipe, suction pipe etc., under the effect of blower negative pressure, suck dustbin.Dust-contained airflow only has after dustbin is by rubbish thing settlement treatment, just can enter blower fan, wind exhausting outlet is discharged in air.
Send in rotating vane type dust-laden material conveying passage in above-mentioned suction, suction nozzle position is provided with water injector due to inside, and the negative pressure of dust-contained airflow and speed are all very high, and wetted surfaces is not easy to produce sticky stifled phenomenon.Elastic telescopic pipe position has the acting in conjunction that car body jolts, suction nozzle is beated due to sweeping machine in operation driving process, causes elastic telescopic pipe to continue material dynamic, and its wetted surfaces also can not produce sticky stifled phenomenon.The junction and neighbouring position that stifled position is the solid and suction pipe epimere of suction pipe hypomere, suction pipe sealing is glued in easy generation.The main cause producing sticky stifled (even blocking) has following two aspects:
On the one hand: in order to rubbish thing reasonable layout in dustbin can be made, its suction pipe part has tilted backwards certain angle on the whole.The mixed material of the large humidity such as earth, dust, rubbish thing of abundant humidifying is under the effect of high speed negative-pressure air-flow, with hydrone, air-flow weave in, through suction nozzle, particularly after the corrugated surface of elastic telescopic pipe, owing to being subject to the impact of wetted surfaces internal friction power, the negative pressure of the dust-contained airflow being close to suction pipe inwall and periphery of inner wall and speed are sharply declined.Now, a part of volume or the larger earth (viscosity walk) of density or garbage mixture drop on inclined straw inwall rearward, stick to tightly on wall, cumulative, intersected with each other, finally make the area of passage of inclined straw reduce gradually to block even completely.
On the other hand: the suction pipe be inclined and mounted on car body synchronously travels forward with car body.Now, in inclined straw, the volume of high-speed motion or the larger earth (viscosity walk) of density or rubbish thing mixture will collide with suction pipe inwall.Being hit tightly by the earth (walk) that collides or garbage mixture sticks on suction pipe inwall, the cumulative and stratification of hardening of clod.So not only can cause suction pipe inner wall coarse but also transporting resistance can be caused to increase, certainly will blockage phenomenon be afterwards transported to a certain degree.
After suction pipe inwall occurs to glue stifled or clogging, subtle, affect road surface cleaning effect.And owing to hardening very closely knit, so be difficult to clear, bring very large inconvenience to operation and maintenance.
Summary of the invention
Technical problem to be solved by this invention is: the technical problem existed for prior art, the invention provides a kind of the suction pipe device for reducing dust for dust-absorption sweeping machine and the sweeping machine that effectively can solve sweeping machine suction pipe inwall and glue stifled or blockage problem and then improve complete machine cleaning ability.
The present invention further provides and a kind ofly can directly utilize sewage in rubbish to solve sweeping machine suction pipe inwall to glue stifled or blockage problem, the there is better environmental protection practicality suction pipe device for reducing dust for dust-absorption sweeping machine and sweeping machine.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
A kind of suction pipe device for reducing dust for dust-absorption sweeping machine, comprise for water assembly, described for water assembly by the inner space of pipeline and sweeping machine suction pipe to provide depositing dust and to lubricate suction pipe inwall water, wherein, described sweeping machine suction pipe offers water hole, described water hole is communicated with for water assembly with described by pipeline, and the outer wall of described suction pipe is provided with the projective table type cavity volume surrounding described water hole, and described pipeline is communicated with described water hole by this projective table type cavity volume.
Described projective table type cavity volume is equiped with ready-package sealing pipe clamp, described suction pipe and described ready-package seal between pipe clamp and are provided with sealing ring, wherein said pipeline is communicating pipe, and the water side of this communicating pipe is communicated with described water hole with the through hole on sealing ring through described ready-package sealing pipe clamp.
The described water assembly that supplies comprises the effluent cycle filter mechanism being positioned at dustbin of road sweeping vehicle.
Described effluent cycle filter mechanism comprises the soil chamber being positioned at dustbin inner bottom part, be provided with the strainer of more than a group between the entrance point of described soil chamber and dustbin inner top rubbish chamber, the port of export of described soil chamber is by the inner space of pipeline and sweeping machine suction pipe.
Described strainer comprises the high-order effluent filter and low level effluent filter that are arranged in differing heights position, rubbish chamber.
Described high-order effluent filter and low level effluent filter are by filter more than one deck or screen pack composition.
The exit of described soil chamber is provided with fine filter.
Pipeline between the port of export of described soil chamber and the inner chamber of sweeping machine suction pipe be equiped with sewage valve and overhaul cock.
The present invention further provides a kind of sweeping machine, comprise chassis and be installed in dustbin, cleaning assembly and the suction nozzle assembly on chassis, described suction nozzle assembly comprises blower fan, suction nozzle and suction pipe, described suction nozzle is communicated with dustbin by elastic telescopic pipe, suction pipe, the suction opeing of described blower fan is communicated with dustbin by pipeline, also comprises above-mentioned suction pipe device for reducing dust.
Described suction pipe comprises suction pipe epimere, suction pipe hypomere and suction pipe sealing ring, described suction pipe epimere is installed on dustbin, described suction pipe hypomere and suction pipe sealing ring are fixed on chassis frame, described suction pipe epimere is communicated with suction pipe hypomere by suction pipe sealing is solid, and the inner chamber of described suction pipe hypomere is connected for water assembly with described by pipeline.
Compared with prior art, the invention has the advantages that:
1, the present invention is used for suction pipe device for reducing dust and the sweeping machine of dust-absorption sweeping machine, structure is simple, easy and simple to handle, have the suction function of Pneumatic System at oneself under, by providing moisture to make its periphery of inner wall being close to suction pipe and be sucked upwards to flow for water assembly, both Castor Oil suction pipe inwall, reduce the frictional force of dust-contained airflow and suction pipe inwall, reach prevention suction pipe and glue stifled, not produce reentrainment of dust pollution effect, the labour intensity of operating personnel can also be reduced further, improve operating efficiency and the operation quality of wet dust removal sweeping machine;
2, the present invention is used for suction pipe device for reducing dust and the sweeping machine of dust-absorption sweeping machine, not high to the purity requirements of filtered water, therefore make use of the sewage in rubbish, it is made to filter Posterior circle recycling, not only save with water, improve the feature of environmental protection, also extend the cruising time of sweeping machine further;
3, the present invention is used for suction pipe device for reducing dust and the sweeping machine of dust-absorption sweeping machine, have employed three-stage filtration mode, substantially increases the filter effect of sewage, ensure that the reliability that effluent cycle utilizes;
4, the present invention is provided with the water hole be communicated with communicating pipe delivery port on the sidewall of suction pipe hypomere, sewage after filtration enters the inner chamber of suction pipe hypomere from water hole, and upwards flow along its inwall, can the inwall of the more whole suction pipe of sufficient lubrication, its dedusting, blocking-proof result are better.In addition, the projective table type cavity volume being surrounded water hole by suction pipe outward can make to enter the moisture of suction pipe inside rationally, ensure that wetting effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the sweeping machine that suction pipe device for reducing dust of the present invention is housed;
Fig. 2 is the broken section structure for amplifying schematic diagram of A-A in Fig. 1;
Fig. 3 is the structure for amplifying schematic diagram at I place in Fig. 2;
Fig. 4 is the structure for amplifying schematic diagram at II place in Fig. 1;
Fig. 5 is the sectional structure schematic diagram of C-C in Fig. 4.
Description of reference numerals
1, dustbin; 101, rubbish chamber; 102, soil chamber; 2, high-order effluent filter; 201, filter; 202, taper countersunk head formula treatment hole; 3, suction pipe; 301, suction pipe epimere; 302, suction pipe sealing ring; 303, suction pipe hypomere; 304, water hole; 4, low level effluent filter; 5, communicating pipe; 6, fine filter; 7, sewage discharge device; 8, sewage valve; 9, cock is overhauled; 10, elastic telescopic pipe; 11, suction nozzle; 12, chassis frame; 13, blower fan air intake interface; 14, ready-package sealing pipe clamp; 15, sealing ring.
Detailed description of the invention
Below in conjunction with specific embodiment and accompanying drawing, the present invention is further illustrated.
As shown in Figure 1, the present invention is used for the suction pipe device for reducing dust of dust-absorption sweeping machine, comprise for water assembly, for water assembly by the inner space of pipeline and sweeping machine suction pipe 3 to provide depositing dust and to lubricate suction pipe inwall water, namely in the inner chamber of sweeping machine suction pipe 3, water is provided for water assembly, the negative pressure produced under suction function again by Pneumatic System existing on sweeping machine such as blower fan, water is made to be close to the periphery of inner wall of suction pipe 3, the inwall of lubrication suction pipe 3, reduce the frictional force of dust-contained airflow and suction pipe 3 inwall, reach prevention suction pipe 3 sticky stifled, ensure the area of passage in suction pipe 3, do not produce the effect that reentrainment of dust pollutes.Simultaneously, because the water flowed in suction pipe 3 travels up in dustbin l, can not spill to road surface, therefore road pavement can not cause mud contamination, not easily dustbin be can not suck because of causing excessive the adhering on the contrary on road surface of pavement garbage humidity, cleaning effect and quality had influence on.
Further, in the present invention, mainly utilize the sewage resource in rubbish to carry out cycling and reutilization for water assembly, more directly by for water assembly after namely filtering, saved with water, also its feature of environmental protection of raising further.Therefore, the present invention is provided with effluent cycle filter mechanism in dustbin of road sweeping vehicle 1.
Further, in the present embodiment, this effluent cycle filter mechanism comprises the soil chamber 102 being positioned at dustbin 1 inner bottom part, be provided with the strainer of more than a group between the entrance point of soil chamber 102 and dustbin 1 inner top rubbish chamber 101, the port of export of soil chamber 102 is by the inner space of pipeline and sweeping machine suction pipe 3.Waste deposit is in rubbish chamber 101, and the sewage in rubbish can flow in soil chamber 102 after strainer, in soil chamber 102, carry out settlement treatment, is finally admitted in the inner chamber of sweeping machine suction pipe 3 and is used.Just achieve the recycling of sewage in rubbish thus, not only increase its feature of environmental protection, also extend the cruising time of sweeping machine further.
Further, see Fig. 1 and Fig. 2, in the present embodiment, strainer comprises the high-order effluent filter 2 and low level effluent filter 4 that are arranged in differing heights position, rubbish chamber 101, makes it reach preferably filter effect.This high-order effluent filter 2 and low level effluent filter 4 all can be made up of filter 201 more than one deck or screen pack.This filter 201 or screen pack all adopt structure for convenience detach.For filter 201, its heavily fortified point is directly arranged between rubbish chamber 101 and soil chamber 102, surrounding is fastened by bolts o filter 201 and is provided with taper countersunk head formula treatment hole 202, the small bore end of taper countersunk head formula treatment hole 202 is towards rubbish chamber 101, large nose end is towards soil chamber 102, sewage flows to large nose end, as shown in the direction of arrow in Fig. 2 and Fig. 3 from small bore end.Taper countersunk head formula treatment hole 202 is convenient to clean and maintenance, is not easy to produce blocking, even if create little " blocking " thin layer filter cake in short-term, is also easy to outside squeezed portalling.
Further, in the present embodiment, be provided with fine filter 6 in the exit of soil chamber 102, the ready-package fine filter that this fine filter 6 can adopt one group of filtering accuracy different according to actual needs, make the filter effect of sewage greatly improve.
Further, in the present embodiment, the pipeline between the port of export and the inner chamber of sweeping machine suction pipe 3 of soil chamber 102 is equiped with sewage valve 8 and overhaul cock 9, facilitate it is cleaned, inspection and maintenance.
By the said structure of the present embodiment, three-stage filtration mode that in fact the present invention have employed " coarse filtration-sedimentation filtration-essence filter ", can ensure the filter effect of sewage further, improve the filtering accuracy of the filtered water flowed in suction pipe 3.Wherein in " coarse filtration " mode, the different effluent filter in two high and low positions is set, determines according to the distribution situation of rubbish thing in dustbin during cleaning work 1.When reason is cleaning work, rubbish thing is not that contour rising increases in the distribution of dustbin 1, but in rear many front few subtriangular distributions.In this case, even after the low level effluent filter 4 at rear portion hidden by rubbish, anterior high-order effluent filter 2 still works on, and does not affect filter effect.
Further, see Fig. 3, in the present embodiment, sweeping machine suction pipe 3 offers water hole 304, water hole 304 is communicated with for water assembly by pipeline, and this pipeline is communicating pipe 5.Sewage after filtration enters the inner chamber of suction pipe 3 from water hole 304, and upwards flows along its inwall, can the inwall of the more whole suction pipe 3 of sufficient lubrication, and its dedusting, blocking-proof result are better.The shape of water hole 304 is unrestricted, can be designed to rectangle, kidney ellipsoid, ellipse or circular etc. according to actual needs.Communicating pipe 5 is preferably flexible pipe, conveniently installs and is connected.
See Fig. 1, the present invention further provides a kind of sweeping machine, comprise chassis and be installed in dustbin 1, cleaning assembly and the suction nozzle assembly on chassis, suction nozzle assembly comprises blower fan, suction nozzle 11 and suction pipe 3, suction nozzle 11 is communicated with dustbin 1 by suction pipe 3, be provided with elastic telescopic pipe 10 between suction nozzle 11 and suction pipe 3, the suction opeing of blower fan is communicated with dustbin 1 by pipeline.Suction pipe 3 comprises suction pipe epimere 301, suction pipe hypomere 303 and suction pipe sealing ring 302, and suction pipe epimere 301 is installed on dustbin 1, together can overturn with dustbin 1.Suction pipe hypomere 303 and suction pipe sealing ring 302 are fixed on chassis frame 12, and suction pipe hypomere 303 is communicated with suction nozzle 11 by elastic telescopic pipe 10.Suction pipe epimere 301 is communicated with suction pipe hypomere 303 by suction pipe sealing ring 302.
The present invention also comprises above-mentioned suction pipe device for reducing dust.Wherein, the inner chamber of suction pipe hypomere 303 is connected with for water assembly by pipeline.Water hole 304 is opened on suction pipe hypomere 303.
Further, see Fig. 4 and Fig. 5, in the present embodiment, the outer wall of suction pipe hypomere 303 is provided with projective table type cavity volume, in being enclosed in by water hole 304, projective table type cavity volume is equiped with ready-package sealing pipe clamp 14, suction pipe hypomere 303 and ready-package seal between pipe clamp 14 and are provided with sealing ring 15.The water side of communicating pipe 5 is communicated with water hole 304 with the through hole on sealing ring 15 through ready-package sealing pipe clamp 14.This connected mode is reliable and stable, convenient to disassembly.The filtered water flowed out within communicating pipe 5 first lodges in projective table type cavity volume, the inner chamber of suction pipe hypomere 303 is entered again through the water hole 304 on suction pipe hypomere 303, the water yield that enters in suction pipe 3 can be avoided excessive or too small, have influence on absorption or the dedusting lubricant effect of rubbish.
When wet dust removal sweeping machine of the present invention is in transport condition, suction nozzle 11 will be promoted certain altitude by suction nozzle hoisting mechanism and be left ground more than 220mm, to ensure the driving through property of vehicle rear.Now, elastic telescopic pipe 10 is in compressive state.
Wet dust removal sweeping machine of the present invention is when carrying out cleaning work, and suction nozzle 11 will be dropped to operating position by suction nozzle hoisting mechanism.Now, the road wheel of suction nozzle 11 is bearing on road surface, and draw walking by chassis, elastic telescopic pipe 10 is in extended configuration.
Below be only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, all should be considered as protection scope of the present invention.
Claims (10)
1. the suction pipe device for reducing dust for dust-absorption sweeping machine, it is characterized in that, comprise for water assembly, described for water assembly by the inner space of pipeline and sweeping machine suction pipe (3) to provide depositing dust and to lubricate suction pipe inwall water, wherein, described suction pipe (3) offers water hole (304), described water hole (304) is communicated with for water assembly with described by pipeline, and the outer wall of described suction pipe (3) is provided with the projective table type cavity volume surrounding described water hole (304), described pipeline is communicated with described water hole (304) by this projective table type cavity volume.
2. the suction pipe device for reducing dust for dust-absorption sweeping machine according to claim 1, it is characterized in that, described projective table type cavity volume is equiped with ready-package sealing pipe clamp (14), described suction pipe (3) and described ready-package seal between pipe clamp (14) and are provided with sealing ring (15), wherein said pipeline is communicating pipe (5), and the water side of this communicating pipe (5) is communicated with described water hole (304) with the through hole on sealing ring (15) through described ready-package sealing pipe clamp (14).
3. the suction pipe device for reducing dust for dust-absorption sweeping machine according to claim 1, is characterized in that, the described water assembly that supplies comprises the effluent cycle filter mechanism being positioned at dustbin of road sweeping vehicle (1).
4. the suction pipe device for reducing dust for dust-absorption sweeping machine according to claim 3, it is characterized in that, described effluent cycle filter mechanism comprises the soil chamber (102) being positioned at dustbin (1) inner bottom part, be provided with the strainer of more than a group between the entrance point of described soil chamber (102) and dustbin (1) inner top rubbish chamber (101), the port of export of described soil chamber (102) is by the inner space of pipeline and sweeping machine suction pipe (3).
5. the suction pipe device for reducing dust for dust-absorption sweeping machine according to claim 4, it is characterized in that, described strainer comprises the high-order effluent filter (2) and low level effluent filter (4) that are arranged in rubbish chamber (101) differing heights position.
6. the suction pipe device for reducing dust for dust-absorption sweeping machine according to claim 5, it is characterized in that, described high-order effluent filter (2) and low level effluent filter (4) are by filter (201) more than one deck or screen pack composition.
7. the suction pipe device for reducing dust for dust-absorption sweeping machine according to claim 4, is characterized in that, the exit of described soil chamber (102) is provided with fine filter (6).
8. the suction pipe device for reducing dust for dust-absorption sweeping machine according to claim 4, it is characterized in that, the pipeline between the port of export of described soil chamber (102) and the inner chamber of sweeping machine suction pipe (3) be equiped with sewage valve (8) and overhaul cock (9).
9. a sweeping machine, comprise chassis and be installed in dustbin (1), cleaning assembly and the suction nozzle assembly on chassis, described suction nozzle assembly comprises blower fan, suction nozzle (11) and suction pipe (3), described suction nozzle (11) is communicated with dustbin (1) by elastic telescopic pipe (10), suction pipe (3), the suction opeing of described blower fan is communicated with dustbin (1) by pipeline, it is characterized in that, also comprise the suction pipe device for reducing dust in claim 1 ~ 8 described in any one.
10. sweeping machine according to claim 9, it is characterized in that, described suction pipe (3) comprises suction pipe epimere (301), suction pipe hypomere (303) and suction pipe sealing ring (302), described suction pipe epimere (301) is installed on dustbin (1), described suction pipe hypomere (303) and suction pipe sealing ring (302) are fixed on chassis frame (12), described suction pipe epimere (301) is communicated with suction pipe hypomere (303) by suction pipe sealing ring (302), the inner chamber of described suction pipe hypomere (303) is connected for water assembly with described by pipeline.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110138780.2A CN102277846B (en) | 2011-05-26 | 2011-05-26 | Suction-sweeping type sweeping machine and suction tube dust falling device thereof |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110138780.2A Division CN102277846B (en) | 2011-05-26 | 2011-05-26 | Suction-sweeping type sweeping machine and suction tube dust falling device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103061296A CN103061296A (en) | 2013-04-24 |
| CN103061296B true CN103061296B (en) | 2015-07-15 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110138780.2A Active CN102277846B (en) | 2011-05-26 | 2011-05-26 | Suction-sweeping type sweeping machine and suction tube dust falling device thereof |
| CN201210590516.7A Active CN103061296B (en) | 2011-05-26 | 2011-05-26 | Suction pipe dust settling device for suction type sweeping machines and sweeping machine |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110138780.2A Active CN102277846B (en) | 2011-05-26 | 2011-05-26 | Suction-sweeping type sweeping machine and suction tube dust falling device thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN102277846B (en) |
| WO (1) | WO2012159280A1 (en) |
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| CN101029477B (en) * | 2007-04-17 | 2012-06-27 | 赵国贵 | Suction nozzle and drum water-jetting mechanism of road sweeper |
| CN101457517A (en) * | 2008-04-28 | 2009-06-17 | 福建龙马专用车辆制造有限公司 | Pervious asphalt pavement cleaning and curing vehicle |
| CN101333803A (en) * | 2008-07-14 | 2008-12-31 | 马汝华 | Road sweeper and sweeping method thereof |
| GB0821460D0 (en) * | 2008-11-25 | 2008-12-31 | Innovative Ind Ltd | Mobile cleaning equipment |
| CN201433378Y (en) * | 2009-05-27 | 2010-03-31 | 丹纳森工程装备（杭州）有限公司 | Water tank for circulating water system of high-pressure water cleaning vehicle |
| CN201493027U (en) * | 2009-08-20 | 2010-06-02 | 长沙中联重工科技发展股份有限公司 | High-altitude dust-settling device |
| CN201749601U (en) * | 2010-08-02 | 2011-02-16 | 西安石油大学 | Optical fiber gas sensor experimental device |
| CN102031764B (en) * | 2010-12-29 | 2013-07-31 | 长沙中联重科环卫机械有限公司 | Suction nozzle for road sweeping equipment and road sweeping equipment with same |
-
2011
- 2011-05-26 CN CN201110138780.2A patent/CN102277846B/en active Active
- 2011-05-26 CN CN201210590516.7A patent/CN103061296B/en active Active
- 2011-06-09 WO PCT/CN2011/075544 patent/WO2012159280A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012159280A1 (en) | 2012-11-29 |
| CN102277846B (en) | 2015-03-25 |
| CN103061296A (en) | 2013-04-24 |
| CN102277846A (en) | 2011-12-14 |
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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 |