CN105586844A - Reverse blowing system of road sweeper and road sweeper - Google Patents
Reverse blowing system of road sweeper and road sweeper Download PDFInfo
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- CN105586844A CN105586844A CN201510206443.0A CN201510206443A CN105586844A CN 105586844 A CN105586844 A CN 105586844A CN 201510206443 A CN201510206443 A CN 201510206443A CN 105586844 A CN105586844 A CN 105586844A
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- blowing
- sweeping machine
- blower fan
- noise elimination
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Abstract
The invention discloses a reverse blowing system of a road sweeper and the road sweeper. The reverse blowing system comprises a reverse blowing fan and a reverse blowing flow path, wherein an inlet of the reverse blowing fan communicates with atmosphere, and an outlet of the reverse blowing fan communicates with an inlet of the reverse blowing flow path; an outlet of the reverse blowing flow path communicates with reverse blowing interfaces, wherein the reverse blowing interfaces are arranged on a sucker of the road sweeper and communicate with an inner cavity of the sucker. Because the reverse blowing system adopts the reverse blowing fan which is independent of a centrifugal fan for sweeping, outside clean air is used for reverse blowing, and reversed blown air carrying dust from a dustbin cannot be directly exhausted to the atmosphere; therefore, secondary raising dust is reduced.
Description
Technical field
The present invention relates to environmental sanitation mechanical field, particularly a kind of back-blowing system of sweeping machine andSweeping machine.
Background technology
In environmental sanitation mechanical field, the main working parts of sweeping machine is for cleaning with centrifugal blower, sweepingBrush and sucker. The main working process of sweeping machine is as follows: travels at sweeping machine, in the course of work,Under the effect of brush, the dust on road surface and foreign material are collected near sucker, and cleaning is simultaneously usedCentrifugal blower runs up, and produces higher negative pressure, at higher suction function in dustbinUnder, dust and foreign material are inhaled into dustbin via the suction inlet of sucker. In order to improve the clear of sweeping machineSweep efficiency, road surface is picked up cleaner by suction, often on sucker, arrange single or multiple anti-Interface of blowing, so that part foreign material are blown afloat, is more conducive to sucker suction and picks up.
The back-blowing system being connected with back-blowing interface of prior art is by the centrifugal wind of cleaningThe air-flow of machine outlet, directly as back-blowing wind regime, is then flowed through and is connected in the centrifugal wind of this cleaningBack-blowing pipeline and the back-blowing interface of machine outlet, finally blow to from the back blow port of sucker bottomRoad surface, this scheme can effectively be utilized the exit flow of cleaning centrifugal blower.
Realizing in process of the present invention, inventor finds that above prior art has following deficiencyPart:
1, bring the cleaning dust of centrifugal blower into through air-flow and also can directly drain into atmosphere, causeReentrainment of dust;
If 2 draw several back-blowing pipelines and introduce with centrifugal blower outlet from cleaning simultaneouslySucker, may cause back-blowing quantity not sufficient;
3, can be directly via back-blowing with the inner aerodynamic noise source producing of centrifugal blower in cleaningPipe transmmision, to extraneous, brings noise problem;
4, the control of back-blowing start and stop and air quantity must regulate and be positioned at cleaning and go out with centrifugal blowerThe valve block at mouth place, inconvenient operating personnel realize this operation in driver's cabin.
Summary of the invention
The object of the present invention is to provide a kind of back-blowing system and sweeping machine of sweeping machine, canReduce the reentrainment of dust of back-blowing system.
First aspect present invention provides a kind of back-blowing system of sweeping machine, described back-blowing systemComprise back-blowing blower fan and back-blowing stream, the import of described back-blowing blower fan is communicated with atmosphere,The outlet of described back-blowing blower fan is communicated with the import of described back-blowing stream, and described blowback is distinguished and admirableThe outlet on road is communicated with back-blowing interface, wherein, described in described back-blowing interface is arranged at, sweeps roadOn the sucker of car and with the inner chamber of described sucker, be communicated with.
Further, described back-blowing stream comprises noise elimination air channel.
Further, described back-blowing stream also comprises back-blowing pipeline, and establish in described noise elimination air channelBe placed in the upstream of described back-blowing pipeline, or the two ends in described noise elimination air channel are respectively arranged with instituteState back-blowing pipeline.
Further, described back-blowing pipeline is flexible plastic corrugated conduit or vulcanie pipeRoad.
Further, described sucker comprises multiple back-blowing interfaces, and described back-blowing stream comprisesWith the multiple outlets one to one of described multiple back-blowing interfaces.
Further, described back-blowing blower fan is arranged on the chassis of described sweeping machine or arrangesOn the sucker of described sweeping machine.
Further, described back-blowing system also comprises control device, and described control device comprisesFor controlling the on off control portion of described back-blowing blower fan start and stop and/or for controlling described blowbackThe gear control part of wind blower fan gear, described control device is positioned at the driver's cabin of described sweeping machineIn.
Further, described back-blowing system also comprises noise elimination protective cover, described noise elimination protective coverCover at described back-blowing blower fan outside and there is air inlet and air outlet.
Further, described air inlet comprises many on the cover wall that is arranged at described noise elimination protective coverIndividual fresh air inlet.
Second aspect present invention provides a kind of sweeping machine, comprises sucker and back-blowing system, wherein,Described back-blowing system is the back-blowing of the sweeping machine described in any one in first aspect present inventionSystem.
Back-blowing system and sweeping machine based on sweeping machine provided by the invention, the blowback of sweeping machineWind system comprises back-blowing blower fan and back-blowing stream, and the import of back-blowing blower fan and atmosphere connectLogical, the outlet of back-blowing blower fan is communicated with the import of back-blowing stream, the outlet of back-blowing streamBe communicated with back-blowing interface. Because having adopted, this back-blowing system is independent of cleaning centrifugal blowerOutside back-blowing blower fan, back-blowing adopt be the clean air from the external world, thereby notHave from the back-blowing that carries dust of dustbin and directly drain into atmosphere, reduced secondary and raisedDirt.
By the detailed description to exemplary embodiment of the present invention referring to accompanying drawing, the present inventionFurther feature and advantage thereof will become clear.
Brief description of the drawings
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the applicationA part, schematic description and description of the present invention is used for explaining the present invention, not structureBecome inappropriate limitation of the present invention. In the accompanying drawings:
Fig. 1 is the structural representation of the back-blowing system of the sweeping machine of first embodiment of the invention.
Fig. 2 is the structural representation of the back-blowing system of the sweeping machine of second embodiment of the invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, to the technical side in the embodiment of the present inventionCase is clearly and completely described, and obviously, described embodiment is only one of the present inventionDivide embodiment, instead of whole embodiment. Retouching at least one exemplary embodiment belowIt is illustrative stating only actually, never any as to the present invention and application or useRestriction. Based on the embodiment in the present invention, those of ordinary skill in the art are not making creationThe every other embodiment obtaining under property work prerequisite, belongs to the scope of protection of the invention.
Unless illustrate in addition, otherwise the parts of setting forth in these embodiments and the phase of stepLayout, numeral expression formula and numerical value are not limited the scope of the invention. Meanwhile, it should be understood thatFor convenience of description, the size of the various piece shown in accompanying drawing is not according to actual ratioExample relation is drawn. For the known technology of person of ordinary skill in the relevant, method and apparatusMay not discuss in detail, but in suitable situation, described technology, method and apparatus should be byBe considered as authorizing a part for description. In all examples with discussing shown here, any toolIt is exemplary that body value should be construed as merely, instead of as restriction. Therefore, exemplary realityOther example of executing example can have different values. It should be noted that: similar label and letter existIn accompanying drawing below, represent similar terms, therefore, once in an a certain Xiang Yi accompanying drawing, be defined,In accompanying drawing subsequently, do not need it to be further discussed.
The back-blowing system of the sweeping machine of various embodiments of the present invention comprises back-blowing blower fan and blowbackDistinguished and admirable road, the import of back-blowing blower fan is communicated with atmosphere, the outlet of back-blowing blower fan and back-blowingThe import of stream is communicated with, and the outlet of back-blowing stream is communicated with back-blowing interface. Back-blowing interfaceBe arranged on the sucker of sweeping machine and be communicated with the inner chamber of sucker.
Because this back-blowing system has adopted the back-blowing being independent of outside cleaning centrifugal blowerBlower fan, what back-blowing adopted is the clean air from the external world, thereby does not have from rubbishThe back-blowing that carries dust of case directly drains into atmosphere, has reduced reentrainment of dust. The more important thing is,In the time utilizing the air-out of cleaning centrifugal blower as back-blowing wind regime, due to cleaning centrifugal blowerAir-out, from dustbin, is often carried dust and part steam, therefore, be difficult to cleaning use fromOn back-blowing stream between the back-blowing interface of heart blower fan and sucker, silencing means is set, otherwiseDust and steam stick on silencing means inwall, can have a strong impact on for a long time its soundproof effect,Even lost efficacy, and adopted independently after back-blowing blower fan, back-blowing adopt from the external worldClean air, drier, thus for being set on back-blowing stream, noise elimination air channel reducesThe noise of back-blowing system provides the foundation.
Wherein, back-blowing blower fan is preferably centrifugal blower. The setting position of back-blowing blower fan canThere to be multiple variation, for example can be arranged on the chassis of sweeping machine, also can be arranged at and sweep roadOn the sucker of car. For controlling the start and stop of back-blowing blower fan and the control device of gear is preferredBe placed in the driver's cabin of sweeping machine.
The quantity of back-blowing interface can be one or more, corresponding to back-blowing interfaceQuantity, the outlet of back-blowing runner can be also one or more, thereby connects with back-blowingMouth is corresponding one by one.
Back-blowing stream preferably includes noise elimination air channel, can be only also back-blowing pipeline, also canFor example, to comprise other annex beyond noise elimination air channel and/or back-blowing pipeline, flow control valveEtc.. The in the situation that back-blowing pipeline and noise elimination air channel being set in back-blowing stream simultaneously, disappearSound air channel can be arranged at the upstream of back-blowing pipeline, can be to be also arranged at one section of reverse-blow pipeBetween road.
In addition, this back-blowing system can also comprise the noise elimination protection for the protection of back-blowing blower fanOther annexes such as cover.
Below in conjunction with accompanying drawing, specific embodiments of the invention are described.
The first embodiment
Fig. 1 is the structural representation of the back-blowing system of the sweeping machine of first embodiment of the invention.
As shown in Figure 1, the back-blowing system 10 of the sweeping machine of the first embodiment comprises back-blowingBlower fan and back-blowing stream.
The import of back-blowing blower fan is communicated with atmosphere, the outlet of back-blowing blower fan and back-blowing streamImport be communicated with. In the first embodiment, back-blowing blower fan is back-blowing centrifugal blower 12, anti-Blowing centrifugal blower 12 is separate with centrifugal blower 50 with cleaning. Back-blowing centrifugal blower12 are all arranged on the chassis of sweeping machine with centrifugal blower 50 with cleaning. Back-blowing centrifugal blower12 are arranged on the middle part, chassis of sweeping machine.
Back-blowing centrifugal blower 12 objects are set and are to provide independently dust free back-blowing windSource. Back-blowing centrifugal blower 12 can pass through electric power or hydraulic-driven. Control back-blowing is centrifugalThe control device of blower fan 12 is arranged in driver's cabin. Control device is provided with for controlling blowbackThe on off control portion of wind centrifugal blower 12 start and stop and/or for controlling back-blowing centrifugal blower 12The gear control part of gear, so that operating personnel determine back-blowing system according to pavement behavior10 switching and the selection of air force.
The back-blowing stream of the first embodiment comprises noise elimination air channel 13 and is arranged at noise elimination air channel 13Back-blowing pipeline 14. The air channel 13 of wherein eliminating the noise is arranged at the upstream of back-blowing pipeline 14.
As shown in Figure 1, sucker 60 has altogether 61, two back-blowings of two back-blowing interfaces and connectsMouth 61 is arranged at respectively the left and right sides, top of sucker 60. Corresponding back-blowing system 10Back-blowing stream has respectively two of connecting one to one with two back-blowing interfaces 61 andMouthful.
The import in noise elimination air channel 13 is the import of back-blowing stream, is arranged in noise elimination air channel 13Portion, respectively there is an outlet at the two ends in noise elimination air channel 13. The import in noise elimination air channel 13 connects blowbackThe outlet of wind centrifugal blower 12. The noise elimination effect in this noise elimination air channel 13 can weaken back-blowing fromThe inner aerodynamic noise producing of heart blower fan 12, reduce be transmitted to via back-blowing air-flow extraneousRadiated noise. It is an easy resistance noise reduction device, possesses air splitter passage simultaneouslyFunction with noise elimination noise reduction.
In the first embodiment, have two sections of back-blowing pipelines 14. Going out of 13 two ends, Silenced air channelMouth connects one section of back-blowing pipeline 14 separately. The outlet of every section of back-blowing pipeline 14 is blowbackThe outlet on distinguished and admirable road. The outlet of each back-blowing pipeline 14 connects corresponding back-blowing interface 61.Back-blowing pipeline 14 is preferably plastic film capicitor or vulcanie pipeline.
Back-blowing centrifugal blower 12 sucks back-blowing from atmosphere, from back-blowing centrifugal blower 12Noise elimination noise reduction and shunting are carried out in the back-blowing Silenced air channel 13 of flowing through that outlet is flowed out, then pass throughBoth sides back-blowing pipeline 14 flows into back-blowing interface 61, and then flows into the inner chamber of sucker 60,And blow to ground from the back blow port of sucker 60 bottoms.
The present embodiment also provides a kind of sweeping machine with back-blowing system 10.
The second embodiment
Fig. 2 is the structural representation of the back-blowing system of the sweeping machine of second embodiment of the invention.
As shown in Figure 2, the back-blowing system 20 of the sweeping machine of the second embodiment comprises back-blowingBlower fan, back-blowing stream and noise elimination protective cover 21.
In the second embodiment, back-blowing blower fan is back-blowing centrifugal blower, back-blowing centrifugal blowerSeparate with centrifugal blower with cleaning. Back-blowing centrifugal blower is arranged at the end face of sucker 60Middle part and sucker 60 for connecting between two suction inlets 62 of dustbin. Dust and assortedThing is inhaled and is picked up into dustbin from two suction inlets 62 of sucker 60. Noise elimination protective cover 21 covers atBack-blowing centrifugal blower is not therefore expressed in the outside of back-blowing centrifugal blower in Fig. 2.
Noise elimination protective cover 21 covers at back-blowing centrifugal blower outside and has air inlet and air-outMouthful. The import of back-blowing centrifugal blower is by multiple fresh air inlets and the atmosphere of noise elimination protective cover 21Be communicated with. The outlet of back-blowing centrifugal blower is by the air outlet on noise elimination protective cover 21 and blowbackThe import on distinguished and admirable road is communicated with.
As shown in Figure 2, in the second embodiment preferably, air inlet comprise being arranged at eliminate the noise protectionMultiple fresh air inlets on the cover wall of cover 21. Arranging of multiple fresh air inlets can be played certain mistakeFilter effect, avoids the impurity such as larger particle to enter back-blowing system.
The object that back-blowing centrifugal blower is set is to provide independently dust free back-blowing windSource. Back-blowing centrifugal blower can pass through electric power or hydraulic-driven. Control back-blowing centrifugal blowerControl device be arranged in driver's cabin. Control device is provided with for controlling the centrifugal wind of back-blowingThe on off control portion of machine 12 start and stop and/or for control back-blowing centrifugal blower 12 gears shelvesPosition control part, so that operating personnel determine the switching of back-blowing system 20 according to pavement behaviorSelection with air force.
As shown in Figure 2, sucker 60 has altogether 61, two back-blowings of two back-blowing interfaces and connectsMouth 61 is arranged at respectively the left and right sides, top of sucker 60. Corresponding back-blowing system 20Back-blowing stream has respectively two of connecting one to one with two back-blowing interfaces 61 andMouthful.
The back-blowing stream of the second embodiment comprise two sections of back-blowing pipelines 22 and with two sections of blowbacksWind pipeline 22 is two sections of noise elimination air channels 24 one to one. Every section of noise elimination air channel 24 is positioned at correspondenceBack-blowing pipeline 22 on. Preferably every section of noise elimination air channel 13 is arranged at one section of corresponding blowbackBetween wind pipeline 14. The eliminate the noise two ends in air channel 24 are respectively arranged with back-blowing pipeline 22.
As shown in Figure 2, by the air outlet of noise elimination protective cover 21 from back-blowing centrifugal blowerThe back-blowing stream that outlet is drawn is divided into two-way, one section of back-blowing pipeline 22 of the corresponding connection in every roadImport, wherein the import of back-blowing pipeline 22 is the import of back-blowing stream. Every section of blowbackIn the middle of wind pipeline 22, add corresponding noise elimination air channel 24. Noise elimination air channel 24 can weaken insteadThe aerodynamic noise that blowing centrifugal blower produces, reduces and is transmitted to extraneous spoke via back-blowing air-flowPenetrate noise. The outlet of every section of back-blowing pipeline 22 is the outlet of back-blowing stream, every section of blowbackA back-blowing interface 61 of the corresponding connecting sucker 60 of outlet of wind pipeline 22. Reverse-blow pipeRoad 22 is preferably flexible plastic corrugated conduit or vulcanie pipeline.
Back-blowing centrifugal blower sucks back-blowing from atmosphere, from back-blowing centrifugal blower outlet streamThe back-blowing going out flows into respectively two sections of back-blowing pipelines 22 and then the every section of back-blowing pipeline 22 of flowing throughOn noise elimination air channel 24 carry out noise elimination noise reduction, then outlet by back-blowing pipeline 22 flows into anti-Interface of blowing 61, and then flow into the inner chamber of sucker 60, and from the back blow port of sucker 60 bottomsBlow to ground.
The present embodiment also provides a kind of sweeping machine with this back-blowing system 20.
Known according to above description, the above embodiment tool of the present invention has the following advantages:
Because this back-blowing system has adopted the back-blowing being independent of outside cleaning centrifugal blowerBlower fan, what back-blowing adopted is the clean air from the external world, thereby does not have from rubbishThe back-blowing that carries dust of case directly drains into atmosphere, has reduced reentrainment of dust.
Owing to being provided with independently back-blowing blower fan, can arrange with required back-blowing streamThe back-blowing blower fan of the quantity Matching of export volume and back-blowing interface, thereby, can overcome blowbackWind exports the shortcoming of the back-blowing quantity not sufficient of drawing and may cause with centrifugal blower from cleaning.
Due to noise elimination air channel being set in back-blowing stream, therefore, can also overcoming and utilize cleaningWith the air-flow of centrifugal blower outlet during as back-blowing, the inner gas producing of centrifugal blower for cleaningMoving noise source is directly transmitted to the problem of the extraneous noise that brings via back-blowing pipeline.
Owing to being installed on sweeping machine by controlling the start and stop of back-blowing blower fan and the control device of gearDriver's cabin in, handled easily personnel realize the associative operation of back-blowing control in driver's cabin.
Finally should be noted that: above embodiment is only in order to illustrate technical scheme of the present inventionNon-to its restriction; Although the present invention is had been described in detail with reference to preferred embodiment, underThe those of ordinary skill in field is to be understood that: still can enter the specific embodiment of the present inventionRow is revised or part technical characterictic is equal to replacement; And do not depart from technical solution of the present inventionSpirit, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (10)
1. a back-blowing system for sweeping machine, is characterized in that, described back-blowing system bagDraw together back-blowing blower fan and back-blowing stream, the import of described back-blowing blower fan is communicated with atmosphere, instituteThe outlet of stating back-blowing blower fan is communicated with the import of described back-blowing stream, described back-blowing streamOutlet be communicated with back-blowing interface, wherein, described back-blowing interface is arranged at described sweeping machineSucker on and be communicated with the inner chamber of described sucker.
2. the back-blowing system of sweeping machine according to claim 1, is characterized in that,Described back-blowing stream comprises noise elimination air channel.
3. the back-blowing system of sweeping machine according to claim 2, is characterized in that,Described back-blowing stream also comprises back-blowing pipeline, and described noise elimination air channel is arranged at described back-blowingThe upstream of pipeline, or the two ends in described noise elimination air channel are respectively arranged with described back-blowing pipeline.
4. the back-blowing system of sweeping machine according to claim 2, is characterized in that,Described back-blowing pipeline is flexible plastic corrugated conduit or vulcanie pipeline.
5. according to the back-blowing system of the sweeping machine described in any one in claim 1 to 4,It is characterized in that, described sucker comprises multiple back-blowing interfaces, described back-blowing stream comprise withThe multiple outlets one to one of described multiple back-blowing interface.
6. according to the back-blowing system of the sweeping machine described in any one in claim 1 to 4,It is characterized in that, described back-blowing blower fan is arranged on the chassis of described sweeping machine or is arranged atOn the sucker of described sweeping machine.
7. according to the back-blowing system of the sweeping machine described in any one in claim 1 to 4,It is characterized in that, described back-blowing system also comprises control device, and described control device comprises useIn the on off control portion of the described back-blowing blower fan of control start and stop and/or for controlling described back-blowingThe gear control part of blower fan gear, described control device is positioned at the driver's cabin of described sweeping machine.
8. according to the back-blowing system of the sweeping machine described in any one in claim 1 to 4,It is characterized in that, described back-blowing system also comprises noise elimination protective cover, described noise elimination protective cover coverBe located at described back-blowing blower fan outside and there is air inlet and air outlet.
9. the back-blowing system of sweeping machine according to claim 8, is characterized in that,Described air inlet comprises the multiple fresh air inlets on the cover wall that is arranged at described noise elimination protective cover.
10. a sweeping machine, comprises sucker and back-blowing system, it is characterized in that, described anti-Blower system is the back-blowing system according to the sweeping machine described in any one in claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510206443.0A CN105586844A (en) | 2015-04-28 | 2015-04-28 | Reverse blowing system of road sweeper and road sweeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510206443.0A CN105586844A (en) | 2015-04-28 | 2015-04-28 | Reverse blowing system of road sweeper and road sweeper |
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| CN105586844A true CN105586844A (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510206443.0A Pending CN105586844A (en) | 2015-04-28 | 2015-04-28 | Reverse blowing system of road sweeper and road sweeper |
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Cited By (4)
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| CN106364503A (en) * | 2016-08-30 | 2017-02-01 | 陈映雪 | Automatic detection platform for road condition of rail |
| CN106381828A (en) * | 2016-08-30 | 2017-02-08 | 陈映雪 | Rail detecting and impurity-removing all-in-one equipment |
| CN109706876A (en) * | 2018-12-26 | 2019-05-03 | 长沙中联重科环境产业有限公司 | Pneumatic plant and sweeping machine |
| CN110761230A (en) * | 2019-10-31 | 2020-02-07 | 徐州雅居乐环保科技有限公司 | Road dust collector |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109706876A (en) * | 2018-12-26 | 2019-05-03 | 长沙中联重科环境产业有限公司 | Pneumatic plant and sweeping machine |
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Application publication date: 20160518 |