CN113502776B - Intelligent floor sweeping system for urban industrial pollutants - Google Patents
Intelligent floor sweeping system for urban industrial pollutants Download PDFInfo
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- CN113502776B CN113502776B CN202111030658.3A CN202111030658A CN113502776B CN 113502776 B CN113502776 B CN 113502776B CN 202111030658 A CN202111030658 A CN 202111030658A CN 113502776 B CN113502776 B CN 113502776B
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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
- E01H1/0845—Apparatus dislodging all of the dirt by suction ; Suction nozzles with mechanical loosening or feeding instruments for the dirt to be sucked- up, e.g. brushes, scrapers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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Abstract
The invention relates to an intelligent sweeping system for urban industrial pollutants, wherein a mobile device is a mobile vehicle and a sweeping device, and the sweeping device comprises a sweeping mechanism for sweeping the urban industrial pollutants and a first power mechanism for controlling the rotating speed of the sweeping mechanism; the large pollutant collecting device comprises a collecting mechanism, a transmission mechanism and a second power mechanism for controlling the transmission angle of the transmission mechanism; the small pollutant collecting device comprises a suction mechanism for sucking small pollutants, a first storage mechanism and a dust falling mechanism for removing dust, wherein the suction mechanism comprises a first pipeline and a first electric pump for controlling the pressure of the first pipeline for sucking the pollutants; the device also comprises a first detection device and a second detection device. According to the invention, the central control unit is arranged, large pollutants and small pollutants are cleaned simultaneously, and the cleaning efficiency is improved.
Description
Technical Field
The invention relates to the field of intelligent sweeping, in particular to an intelligent sweeping system for urban industrial pollutants.
Background
The municipal solid waste refers to solid waste generated in urban daily life or activities for providing services for urban daily life, and solid waste regarded as municipal solid waste by laws and administrative regulations, and mainly comprises residential solid waste, commercial waste, trade market waste, street waste, public place waste, garbage of institutions, schools, factories and mines and other units.
At present, due to rapid development of urbanization, large-scale and modernization of factories and continuous increase of roads, and more demands of people for substances, the road domestic garbage of a lot of cities or large-scale factories is large and complicated, most of the existing cleaning devices for urban environmental protection are large cleaning cars, the large cleaning cars mostly use cleaning brushes to sweep dust and garbage on the road surface to the road edge during cleaning, and then sanitation workers can intensively clean the dust and garbage on the road edge; and clean the in-process here, can cause a large amount of raise dusts in road surface, cause the influence to the environment, its process is very painstaking moreover, and the environment is comparatively abominable, and efficiency is very low moreover, and current intelligence device of sweeping the floor can only handle small-size rubbish or dust, can't handle large-scale rubbish and small-size rubbish simultaneously.
Disclosure of Invention
Therefore, the invention provides an intelligent sweeping system for urban industrial pollutants, which solves the technical problem that large pollutants and small pollutants cannot be swept simultaneously.
In order to achieve the above object, the present invention provides an intelligent floor sweeping system for urban industrial pollutants, comprising:
the mobile device is a mobile vehicle:
the cleaning device is connected with the moving device and used for cleaning urban industrial pollutants, and comprises a cleaning mechanism for cleaning the urban industrial pollutants and a first power mechanism for controlling the rotating speed of the cleaning mechanism;
the large pollutant collecting device is connected with the moving device and used for collecting large pollutants, and the large pollutant collecting device comprises a collecting mechanism, a transmission mechanism for transmitting the large pollutants and a second power mechanism for controlling the transmission angle of the transmission mechanism;
the small pollutant collecting mechanism is connected with the moving device, is arranged behind the large pollutant collecting device and is used for collecting small pollutants, and comprises a suction mechanism for sucking the small pollutants, a first storage mechanism for storing the small pollutants and a dust falling mechanism for removing dust, wherein the suction mechanism comprises a first pipeline and a first electric pump for controlling the pressure of the first pipeline for sucking the pollutants;
the device also comprises a first detection device used for acquiring the volume of the pollutant to be cleaned; the second detection device is used for acquiring the powder concentration in the dust falling mechanism;
the central control unit is connected with the moving device, the cleaning device, the large pollutant collecting device, the small pollutant collecting mechanism, the first detection device and the second detection device, and adjusts the absorption amount of the first electric pump, the transmission angle of the transmission mechanism, the moving speed of the moving device and the rotating speed of the cleaning mechanism according to the volume of the pollutants to be cleaned obtained by the first detection device and the powder concentration in the dust falling mechanism obtained by the second detection device;
the central control unit judges that the volume of the pollutant to be cleaned is larger than a preset value, the central control unit improves the transmission angle of the transmission mechanism, the central control unit judges that the volume of the pollutant to be cleaned is smaller than the preset value, the central control unit reduces the transmission angle of the transmission mechanism, reduces the pressure of the first electric pump and reduces the rotating speed of the cleaning mechanism;
the central control unit judges that the concentration of the powder in the dust falling mechanism is greater than a preset value, the central control unit improves the atomization efficiency of the dust falling mechanism, the central control unit judges that the concentration of the powder in the dust falling mechanism is lower than the preset value, and the central control unit improves the rotating speed of the cleaning mechanism;
wherein, dust fall mechanism is including being used for carrying the second pipeline to dust fall mechanism with the liquid in the water tank, being used for controlling the second charge pump of second pipeline extraction water yield and being used for the atomizer of dust fall, well accuse unit is through reducing second charge pump pressure reduces dust fall mechanism's atomization efficiency, well accuse unit reduces mobile device's removal speed simultaneously through improving second charge pump pressure, improves dust fall mechanism's atomization efficiency.
Further, the central control unit presets the volume T of the pollutant, obtains the volume T of the pollutant to be cleaned and compares the volume T with the preset volume T of the pollutant, obtains the transmission angle of the transmission mechanism, the pressure of the first electric pump and the rotating speed of the cleaning mechanism, wherein,
when T is less than or equal to T1, the central control unit judges that the pollutant to be cleaned is a small pollutant, the central control unit selects a first preset transmission angle theta 1 as the transmission angle of the transmission mechanism, the first preset first electric pump pressure L1 is the first electric pump pressure, and the first preset cleaning mechanism rotating speed S1 is the cleaning mechanism rotating speed;
when T is more than T1 and less than T2, the central control unit judges that the pollutant to be cleaned is a small pollutant, the central control unit selects a first preset transmission angle theta 1 as the transmission angle of the transmission mechanism, selects a second preset first electric pump pressure L2 as the first electric pump pressure and selects a second preset cleaning mechanism rotating speed S2 as the cleaning mechanism rotating speed;
when T is larger than or equal to T2, the central control unit judges that the pollutant to be cleaned is a large pollutant, the central control unit selects a second preset transmission angle theta 2 as the transmission angle of the transmission mechanism, selects a second preset first electric pump pressure L2 as the first electric pump pressure and selects a second preset cleaning mechanism rotating speed S2 as the cleaning mechanism rotating speed;
the cleaning device comprises a central control unit, a cleaning mechanism and a cleaning mechanism, wherein the central control unit presets a pollutant volume T, sets a first preset pollutant volume T1 and a second preset pollutant volume T2, and presets a transmission angle theta, a first preset transmission angle theta 1 and a second preset transmission angle theta 2, and presets a first electric pump pressure L, a first preset first electric pump pressure L1 and a second preset first electric pump pressure L2, and presets a cleaning mechanism rotating speed S in the central control unit, wherein the first preset cleaning mechanism rotating speed S1 and the second preset cleaning mechanism rotating speed S2.
Further, the central control unit obtains the dust concentration D of the dust falling mechanism and compares the dust concentration D with a preset powder concentration D, and adjusts the atomization efficiency and the rotating speed of the cleaning mechanism, wherein,
when D is less than or equal to D1, the central control unit selects a first preset atomization efficiency W1 as the atomization efficiency, and simultaneously increases the rotation speed Sn of the cleaning mechanism to Sn 1;
when D1 is larger than D and smaller than D2, the central control unit selects a first preset atomization efficiency W1 as the atomization efficiency, and simultaneously increases the rotation speed Sn of the sweeping mechanism to Sn 2;
when D is larger than or equal to D2, the central control unit selects a second preset atomization efficiency W2 as the atomization efficiency, and the rotating speed of the cleaning mechanism is not adjusted;
the central control unit presets a powder concentration D, sets a first preset powder concentration D1 and a second preset powder concentration D2, and presets an atomization efficiency W, wherein the first preset atomization efficiency W1 and the second preset atomization efficiency W2 are preset.
Further, when the central control unit obtains that the real-time powder concentration of the dust falling mechanism is less than or equal to a first preset powder concentration, the central control unit increases the rotating speed Sn of the cleaning mechanism to Sn1, and sets Sn1= Sn x (1+ (D1-D)2/D1）。
Further, when the central control unit obtains that the real-time powder concentration of the dust falling mechanism is between a first preset powder concentration and a second preset powder concentration, the central control unit judges that the cleaning mechanism rotating speed Sn is increased to Sn2, and sets Sn2= Sn x (1+ (D-D1) x (D2-D)/(D1 × D2)).
Further, the central control unit presets an atomization efficiency standard value W0, and the central control unit adjusts the second electric pump pressure and the moving speed of the moving device according to the comparison between the adjusted atomization efficiency and a preset atomization efficiency standard value W0, wherein,
when Wj is larger than or equal to W0, the central control unit increases the second electric pump pressure Q2 to Q21, sets Q21= Q2 x (1+ (Wj-W0)/W0), and simultaneously reduces the moving speed Y of the moving device to Y1, sets Y1= Yx (1- (Wj-W0)/W0);
when Wj < W0, the central control unit reduces the second electric pump pressure Q2 to Q22, setting Q22= Q2 × (1- (W0-Wj)/W0);
wherein j =1, 2.
Further, the large pollutant collecting device further comprises a screening mechanism for separating the large pollutants, a second storage mechanism for storing the large pollutants and a pushing mechanism for pushing the large pollutants, when the collecting mechanism collects the pollutants to be cleaned onto the transmission mechanism, the transmission mechanism conveys the pollutants to be cleaned to the place to be screened, the pushing mechanism pushes the pollutants to be cleaned to the screening mechanism, the screening mechanism screens the small pollutants to the first storage mechanism and screens the large pollutants to the second storage mechanism, wherein a weight receptor is arranged on the collecting mechanism and used for acquiring the weight of the pollutants to be cleaned, the central control unit acquires the density p of the pollutants to be cleaned, and sets p = m/t, wherein m is the weight of the pollutants to be collected, and t is the volume of the pollutants to be collected, the central control unit is used for adjusting the transmission angle of the transmission mechanism and the pressure of the second electric pump according to the comparison between the density of the pollutants to be cleaned and the preset density, wherein,
when P ≦ P1, the central control unit increases the pressure Q2r of the second electric pump to Q2r2, setting Q2r2= Q2r × (1- (P1-P)/P1);
when P1 < P2, the central control unit reduces the transmission angle θ i to θ i2, setting θ i2= θ i × (1- (P-P1) × (P2-P)/(2 × P1 × P2)); the central control unit increases the pressure Q2r of the second electric pump to Q2r1, setting Q2r1= Q2r × (1- (P-P1) × (P2-P)/(2 × P1 × P2));
when P is larger than or equal to P2, the central control unit increases the transmission angle theta i of the transmission mechanism to theta i1, and theta i1= theta i x (1+ (P-P2)/P2) is set;
wherein, the central control unit is provided with a preset pollutant density P1, a second preset pollutant density P2, i =1,2, and r =1, 2.
Furthermore, the central control unit presets a standard value theta 0 of the transmission angle, the central control unit obtains the transmission angle theta 'of the transmission mechanism after adjustment and compares the transmission angle theta' with the standard value theta 0 of the transmission angle, and adjusts the power parameter of the second power mechanism, wherein,
when theta 'is larger than or equal to theta 0, the central control unit increases the power parameter F2 of the second power mechanism to F21, and sets F21= F2 x (1+ (theta' -theta 0)/theta 0);
when θ '< θ 0, the central control unit reduces the second power mechanism power parameter F2 to F22, setting F22= F2 × (1- (θ 0- θ')/θ 0).
Furthermore, the central control unit presets a cleaning mechanism rotating speed standard value S0, the central control unit obtains the adjusted cleaning mechanism rotating speed S 'and compares the adjusted cleaning mechanism rotating speed S' with the cleaning mechanism rotating speed standard value S0 to adjust the power parameter of the first power mechanism, wherein,
when S '≧ S0, the central control unit increases the first power mechanism power parameter F1 to F11, and sets F11= F1 x (1+ (S' -S0)/S0);
when S '< S0, the central control unit lowers the first power mechanism power parameter F1 to F12, setting F12= F1 × (1- (S0-S')/S0).
Further, the central control unit presets a first electric pump pressure standard value Q10, and adjusts the moving speed Y1 of the mobile device according to the comparison between the current first electric pump real-time pressure Q1' and the preset first electric pump pressure standard value Q10, wherein,
when Q1'≧ Q10, the central control unit reduces the moving speed Y1 of the moving device to Y11, and sets Y11= Y1 × (1- (Q1' -Q10)/Q10);
when Q1 '< Q10, the central control unit increases the moving speed Y1 of the moving device to Y12, and sets Y12= Y1 × (1+ (Q10-Q1')/Q10).
Compared with the prior art, the cleaning device has the beneficial effects that the central control unit is arranged, the central control unit judges that the volume of the pollutant to be cleaned is larger than a preset value, the central control unit improves the transmission angle of the transmission mechanism, the central control unit judges that the volume of the pollutant to be cleaned is smaller than the preset value, the central control unit reduces the transmission angle of the transmission mechanism, reduces the pressure of the first electric pump and reduces the rotating speed of the cleaning mechanism; the central control unit judges that the concentration of the powder in the dust falling mechanism is greater than a preset value, the central control unit improves the atomization efficiency of the dust falling mechanism, the central control unit judges that the concentration of the powder in the dust falling mechanism is lower than the preset value, and the central control unit improves the rotating speed of the cleaning mechanism; wherein, dust fall mechanism is including being used for carrying the second pipeline to dust fall mechanism with the liquid in the water tank, being used for controlling the second electric pump of second pipeline extraction water yield and being used for the atomizer of dust fall, well accuse unit is through reducing second electric pump pressure reduces dust fall mechanism's atomization efficiency, well accuse unit reduces mobile device's removal speed simultaneously through improving second electric pump pressure, improves dust fall mechanism's atomization efficiency.
Particularly, the invention is provided with a central control unit, the central control unit sets two definite standards for the volume of the pollutant, the volume of the pollutant to be cleaned at present acquired by a first detection device is compared with the preset volume of the pollutant, the pollutant to be cleaned at present is judged to be a large pollutant or a small pollutant, the central control unit acquires that the volume of the pollutant to be cleaned is smaller than the first preset volume of the pollutant, the central control unit judges that the pollutant to be cleaned is a small pollutant, in order to clean the small pollutant, the central control unit starts a small pollutant collecting mechanism to clean the small pollutant, the central control unit selects a first preset transmission angle, the first preset electric pump pressure and the first preset cleaning mechanism rotating speed are parameters of each component, the central control unit acquires that the volume of the pollutant to be cleaned is between the first preset volume of the pollutant and the second preset volume of the pollutant, the central control unit judges that the pollutant to be cleaned is a small pollutant, because of its volume is great, well accuse unit selects great first charge pump pressure and cleans the mechanism rotational speed and is used for clearing up great small-size pollutant, well accuse unit obtains to wait to clean the pollutant volume and is greater than the second and predetermine the pollutant volume, well accuse unit judges to wait to clean the pollutant and be large-scale pollutant, well accuse unit is used for collecting the mechanism and waiting to clean the pollutant contact and shoveling it to drive mechanism through selecting great transmission angle, do not change first charge pump pressure and the rotational speed of cleaning the mechanism simultaneously.
Particularly, the invention divides the powder concentration into two standards, the central control unit obtains the powder concentration in the dust falling mechanism through the second detection device and compares the powder concentration with the preset powder concentration, and adjusts various parameters for efficiently removing the powder, wherein the powder concentration obtained by the central control unit is less than or equal to the first preset powder concentration, the central control unit selects the first preset atomization efficiency, and simultaneously greatly improves the cleaning mechanism rotating speed by taking the square of the difference value between the real-time powder concentration and the first preset powder concentration as a reference for cleaning pollutants more quickly, when the powder concentration obtained by the central control unit is between the first preset powder concentration and the second preset powder concentration, the central control unit selects the first preset atomization efficiency, and simultaneously increases the cleaning mechanism cleaning rotating speed by taking the product of the real-time powder concentration and the difference value between the first preset powder concentration and the second preset powder concentration as a reference, so that the efficiency that cleans with clean speed phase-match, the powder concentration that the well accuse unit acquireed is greater than or equal to the second and predetermines powder concentration, explains that it is comparatively serious to wait to clean pollutant dust problem at present, and well accuse unit selects the second to predetermine atomization efficiency and improves the dust fall efficiency of dust fall mechanism avoids the dust too high.
Particularly, the central control unit sets an atomization efficiency standard value, the central control unit obtains that the adjusted atomization efficiency is larger than or equal to a preset atomization efficiency standard value, the central control unit increases water inflow by improving the pressure of the second electric pump, so that the water amount sprayed into the dust falling mechanism by the atomizing nozzle is larger, more dust is settled, the moving speed of the moving device is reduced, the problem that the dust is not settled timely due to the fact that more dust enters the dust falling mechanism is avoided, the central control unit obtains that the adjusted atomization efficiency is smaller than the preset atomization efficiency standard value, and the central control unit reduces the water amount injected into the dust falling mechanism by reducing the pressure of the second electric pump, so that the atomization efficiency is reduced.
Particularly, the invention obtains the density of the pollutants to be collected by setting a method for obtaining the density of the pollutants to be collected, presets the density of the pollutants, a central control unit compares the obtained density of the pollutants to be collected with the preset density of the pollutants, the density of the pollutants to be collected, which is obtained by the central control unit, is less than or equal to a first preset density of the pollutants, the density of the pollutants to be collected is lower, the central control unit increases the pressure of a second electric pump by taking the difference value between the density of the pollutants to be collected and the first preset density of the pollutants as a reference so as to enable the pollutants to be cleaned to be sucked into a first storage mechanism, the density of the pollutants to be collected, which is obtained by the central control unit, is between the first preset density of the pollutants and the second preset density of the pollutants, which indicates that the density of the pollutants to be collected is not high, the central control unit simultaneously increases the pressure of the second electric pump by reducing the current transmission angle of a transmission mechanism so as to efficiently clean the pollutants to be collected, the central control unit obtains that the density of the pollutants to be collected is larger than or equal to a second preset pollutant density, which shows that the density of the pollutants to be collected is higher at present, and the density degree is higher, and the central control unit can collect the pollutants to be collected to the transmission mechanism by reducing the current transmission angle of the transmission mechanism.
Particularly, the control unit presets a standard value of the transmission angle, the central control unit increases the transmission angle of the transmission mechanism by increasing the power parameter of the second power mechanism, and reduces the transmission angle of the transmission mechanism by reducing the power parameter of the second power mechanism.
Particularly, the central control unit presets a standard cleaning mechanism rotating speed value, the central control unit increases the cleaning mechanism rotating speed by increasing the power parameter of the first power mechanism, and reduces the cleaning mechanism rotating speed by reducing the power parameter of the first power mechanism.
Particularly, the invention sets a first electric pump pressure standard value, the central control unit compares the acquired first electric pump real-time pressure value with a preset first electric pump pressure standard value, and readjusts the adjusted moving speed, wherein when the first electric pump real-time pressure value is greater than or equal to the preset first electric pump pressure standard value, the central control unit prevents the pollutant to be cleaned from being absorbed to the first storage mechanism by reducing the moving speed of the moving device, and the first electric pump real-time pressure value acquired by the central control unit is smaller than the preset value, so that the central control unit improves the moving speed of the moving device to improve the cleaning efficiency.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent sweeping system for urban industrial pollutants according to an embodiment of the invention;
fig. 2 is a schematic structural diagram of a front view of an intelligent sweeping system for urban industrial pollutants according to an embodiment of the invention;
FIG. 3 is a schematic diagram of a drive mechanism according to an embodiment;
FIG. 4 is a schematic structural diagram of a suction mechanism according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a dust reduction mechanism according to an embodiment of the invention;
FIG. 6 is a schematic structural diagram of a cleaning apparatus according to an embodiment of the present invention.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the invention is further described below with reference to examples; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and do not limit the scope of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1, an intelligent sweeping system for urban industrial pollutants according to an embodiment of the present invention includes:
the mobile device is a mobile vehicle:
the cleaning device is connected with the moving device and used for cleaning urban industrial pollutants, and comprises a cleaning mechanism for cleaning the urban industrial pollutants and a first power mechanism for controlling the rotating speed of the cleaning mechanism;
the large pollutant collecting device is connected with the moving device and used for collecting large pollutants, and the large pollutant collecting device comprises a collecting mechanism, a transmission mechanism for transmitting the large pollutants and a second power mechanism for controlling the transmission angle of the transmission mechanism;
the small pollutant collecting mechanism is connected with the moving device, is arranged behind the large pollutant collecting device and is used for collecting small pollutants, and comprises a suction mechanism for sucking the small pollutants, a first storage mechanism for storing the small pollutants and a dust falling mechanism for removing dust, wherein the suction mechanism comprises a first pipeline and a first electric pump for controlling the pressure of the first pipeline for sucking the pollutants;
the device also comprises a first detection device used for acquiring the volume of the pollutant to be cleaned; the second detection device is used for acquiring the powder concentration in the dust falling mechanism;
the central control unit is connected with the moving device, the cleaning device, the large pollutant collecting device, the small pollutant collecting mechanism, the first detection device and the second detection device, and adjusts the absorption amount of the first electric pump, the transmission angle of the transmission mechanism, the moving speed of the moving device and the rotating speed of the cleaning mechanism according to the volume of the pollutants to be cleaned obtained by the first detection device and the powder concentration in the dust falling mechanism obtained by the second detection device;
the central control unit judges that the volume of the pollutant to be cleaned is larger than a preset value, the central control unit improves the transmission angle of the transmission mechanism, the central control unit judges that the volume of the pollutant to be cleaned is smaller than the preset value, the central control unit reduces the transmission angle of the transmission mechanism, reduces the pressure of the first electric pump and reduces the rotating speed of the cleaning mechanism;
the central control unit judges that the concentration of the powder in the dust falling mechanism is greater than a preset value, the central control unit improves the atomization efficiency of the dust falling mechanism, the central control unit judges that the concentration of the powder in the dust falling mechanism is lower than the preset value, and the central control unit improves the rotating speed of the cleaning mechanism;
wherein, dust fall mechanism is including being used for carrying the second pipeline to dust fall mechanism with the liquid in the water tank, being used for controlling the second electric pump of second pipeline extraction water yield and being used for the atomizer of dust fall, well accuse unit is through reducing second electric pump pressure reduces dust fall mechanism's atomization efficiency, well accuse unit reduces mobile device's removal speed simultaneously through improving second electric pump pressure, improves dust fall mechanism's atomization efficiency.
With reference to fig. 1, the intelligent sweeping system for urban industrial pollutants includes a mobile device 1, which is a mobile vehicle, a sweeping device 5, which is disposed below the mobile device and used for sweeping urban industrial pollutants, a transmission mechanism 2, which is disposed below the mobile device and used for transmitting large pollutants to a screening mechanism, an absorbing mechanism 3, which is disposed below the mobile device and used for absorbing small pollutants, a second storage mechanism 6, which is disposed below the mobile device and used for storing large pollutants, a second storage mechanism 7, which is disposed below the mobile device and used for storing small pollutants, and a dust settling mechanism 4, which is disposed above the mobile device and used for settling absorbed dust.
Please refer to fig. 2, which is a schematic structural diagram of an elevation view of an intelligent sweeping system for urban industrial pollutants according to an embodiment of the present invention, where there are two sweeping devices, and it can be understood by those skilled in the art that the number of the sweeping devices is not limited in the embodiment of the present invention, as long as the sweeping device can sweep urban industrial pollutants.
Please refer to fig. 3, which is a schematic structural diagram of a transmission mechanism according to an embodiment of the present invention, including a first transmission wheel 204 connected to the moving device, a second transmission wheel 202 connected to the first transmission wheel and the second transmission wheel via a belt 203, a collection mechanism 201 connected to the second transmission wheel for scooping up large pollutants, a third motor 208 connected to the second transmission wheel, a fourth motor 207 connected to the moving device via a third motor connecting shaft 209, a fourth motor fixed to the moving device via a supporting plate 206, a push plate 205 connected to the fourth motor connecting shaft for pushing the transmission mechanism to drive large pollutants above the moving device, a sieving mechanism 210 which is a filtering net with a certain hardness, the screening method is used for screening small pollutants mixed in large pollutants. The transmission angle theta is shown in fig. 3 and is an angle formed by the transmission mechanism and the horizontal plane, when the first detection device judges that the pollutants to be cleaned currently are large pollutants, the third motor improves power parameters of the motor, the transmission angle of the transmission mechanism is increased, the recognized large pollutants are shoveled onto the transmission mechanism through the collection mechanism, the large pollutants are driven to the upper part of the moving device under the driving of the first transmission wheel, the second transmission wheel and the belt, the fourth motor is started to push the push plate to move towards the screening mechanism to screen the large pollutants, if the large pollutants are mixed with small pollutants, the small pollutants enter the first storage mechanism through the screening mechanism, and the large pollutants which do not pass through the screening mechanism enter the second storage mechanism.
Please refer to fig. 4, which is a schematic diagram of a structure of an absorbing mechanism according to an embodiment of the present invention, including a first electric pump 301, an inlet of the first electric pump 301 is connected to a material inlet pipe 302, an outlet of the first electric pump 301 is connected to a first pipeline 303, the other end of the first pipeline 303 is connected to a first storage mechanism, two sides of the first storage mechanism are both provided with slide rails, a pulley is disposed inside the slide rails, one side of the pulley is fixedly connected to a transmission frame, and the first storage mechanism, the pulley and the slide rails form a sliding structure.
The central control unit starts a first electric pump, and the first electric pump sucks the small pollutants to a first pipeline through a feed pipe and conveys the small pollutants to a first storage mechanism through the first pipeline.
Referring to fig. 5, it is a schematic view of a dust settling mechanism according to an embodiment of the present invention, including a dust settling chamber 401, and further including a second electric pump 403, where the second electric pump is provided with a second pipe 404, the water inlet pipe is used to convey water in the water tank 402 to the dust settling chamber, an atomizing nozzle 405 is provided in the dust settling chamber, the atomizing nozzle is connected to the second pipe, an air pump 406 is provided at an inlet of the dust settling chamber, and the air pump is used to pump dust in the first storage mechanism to the dust settling chamber.
Referring to fig. 6, which is a schematic structural diagram of a cleaning device according to an embodiment of the present invention, a cleaning brush 505 forms a detachable structure through a fixture block 504, a latch 503 and a rotating shaft 502, and the rotating shaft 502 and a driving motor 501 are vertically distributed, so that the fixture block 504 and the latch 503 can be arranged to achieve an effect of quickly and effectively disassembling and replacing the cleaning brush 505.
When the central control unit judges that the pollutants to be cleaned are small pollutants, the central control unit reduces the transmission angle of the transmission mechanism by reducing the power parameters of the first motor, the first electric pump pumps the small pollutants to the first storage mechanism, and the air pump pumps dust of the first storage mechanism to the dust falling mechanism, the second motor extracts the water in the water tank to the second pipeline, and the atomizing nozzle settles the dust.
The central control unit presets the volume T of the pollutant, the central control unit obtains the volume T of the pollutant to be cleaned and compares the volume T with the preset volume T of the pollutant to obtain the transmission angle of the transmission mechanism, the pressure of the first electric pump and the rotating speed of the cleaning mechanism, wherein,
when T is less than or equal to T1, the central control unit judges that the pollutant to be cleaned is a small pollutant, the central control unit selects a first preset transmission angle theta 1 as the transmission angle of the transmission mechanism, the first preset first electric pump pressure L1 is the first electric pump pressure, and the first preset cleaning mechanism rotating speed S1 is the cleaning mechanism rotating speed;
when T is more than T1 and less than T2, the central control unit judges that the pollutant to be cleaned is a small pollutant, the central control unit selects a first preset transmission angle theta 1 as the transmission angle of the transmission mechanism, selects a second preset first electric pump pressure L2 as the first electric pump pressure and selects a second preset cleaning mechanism rotating speed S2 as the cleaning mechanism rotating speed;
when T is larger than or equal to T2, the central control unit judges that the pollutant to be cleaned is a large pollutant, the central control unit selects a second preset transmission angle theta 2 as the transmission angle of the transmission mechanism, selects a second preset first electric pump pressure L2 as the first electric pump pressure and selects a second preset cleaning mechanism rotating speed S2 as the cleaning mechanism rotating speed;
the cleaning device comprises a central control unit, a cleaning mechanism and a cleaning mechanism, wherein the central control unit presets a pollutant volume T, sets a first preset pollutant volume T1 and a second preset pollutant volume T2, and presets a transmission angle theta, a first preset transmission angle theta 1 and a second preset transmission angle theta 2, and presets a first electric pump pressure L, a first preset first electric pump pressure L1 and a second preset first electric pump pressure L2, and presets a cleaning mechanism rotating speed S in the central control unit, wherein the first preset cleaning mechanism rotating speed S1 and the second preset cleaning mechanism rotating speed S2.
Specifically, the invention is provided with a central control unit, the central control unit sets two definite standards for the volume of the pollutant, the volume of the pollutant to be cleaned at present acquired by a first detection device is compared with a preset pollutant volume, the pollutant to be cleaned at present is judged to be a large pollutant or a small pollutant, the central control unit acquires that the volume of the pollutant to be cleaned is smaller than the first preset pollutant volume, the central control unit judges that the pollutant to be cleaned is a small pollutant, in order to clean the small pollutant, the central control unit starts a small pollutant collecting mechanism to clean the small pollutant, the central control unit selects a first preset transmission angle, a first preset electric pump pressure and a first preset cleaning mechanism rotating speed are parameters of each component, the central control unit acquires that the volume of the pollutant to be cleaned is between the first preset pollutant volume and a second preset pollutant volume, the central control unit judges that the pollutant to be cleaned is a small pollutant, because of its volume is great, well accuse unit selects great first charge pump pressure and cleans the mechanism rotational speed and is used for clearing up great small-size pollutant, well accuse unit obtains to wait to clean the pollutant volume and is greater than the second and predetermine the pollutant volume, well accuse unit judges to wait to clean the pollutant and be large-scale pollutant, well accuse unit is used for collecting the mechanism and waiting to clean the pollutant contact and shoveling it to drive mechanism through selecting great transmission angle, do not change first charge pump pressure and the rotational speed of cleaning the mechanism simultaneously.
Specifically, the transmission angle of the transmission mechanism in the embodiment of the present invention is 20 to 60 °, the specific setting of the angle needs to be set according to specific parameters of the mobile device, and the embodiment of the present invention provides a preferable scheme that when the transmission length of the transmission mechanism is 0.45m, the first preset transmission angle set by the central control unit is 30 °, and the second preset transmission angle is 50 °. Furthermore, the pressure of the first electric pump is also determined by the capacity of the sweeping system and the sweeping content, when the sweeping system sweeps the common urban garbage, the central control unit sets the first preset first electric pump pressure to be 12Mpa, the second preset first electric pump pressure to be 15Mpa, the central control unit presets the first preset sweeping mechanism rotation speed to be 180r/min, and the second preset sweeping mechanism rotation speed to be 220 r/min.
The central control unit obtains the powder concentration D of the dust falling mechanism and compares the powder concentration D with a preset powder concentration D, and adjusts the atomization efficiency and the rotating speed of the cleaning mechanism, wherein,
when D is less than or equal to D1, the central control unit selects a first preset atomization efficiency W1 as the atomization efficiency, and simultaneously increases the rotation speed Sn of the cleaning mechanism to Sn 1;
when D1 is larger than D and smaller than D2, the central control unit selects a first preset atomization efficiency W1 as the atomization efficiency, and simultaneously increases the rotation speed Sn of the sweeping mechanism to Sn 2;
when D is larger than or equal to D2, the central control unit selects a second preset atomization efficiency W2 as the atomization efficiency, and the rotating speed of the cleaning mechanism is not adjusted;
the central control unit presets a powder concentration D, sets a first preset powder concentration D1 and a second preset powder concentration D2, and presets an atomization efficiency W, wherein the first preset atomization efficiency W1 and the second preset atomization efficiency W2 are preset.
When the central control unit obtains that the real-time powder concentration of the dust falling mechanism is less than or equal to a first preset powder concentration, the central control unit increases the rotating speed Sn of the cleaning mechanism to Sn1, and sets Sn1= Sn x (1+ (D1-D)2/D1）。
When the central control unit obtains that the real-time dust falling mechanism powder concentration is between a first preset powder concentration and a second preset powder concentration, the central control unit judges that the cleaning mechanism rotating speed Sn is increased to Sn2, and sets Sn2= Sn x (1+ (D-D1) x (D2-D)/(D1 × D2)).
Specifically, the powder concentration is divided into two standards, the central control unit obtains the powder concentration in the dust falling mechanism through the second detection device and compares the powder concentration with the preset powder concentration, and each parameter is adjusted to be used for efficiently removing powder, wherein the powder concentration obtained by the central control unit is smaller than or equal to the first preset powder concentration, the central control unit selects the first preset atomization efficiency, meanwhile, the rotating speed of the cleaning mechanism is greatly increased on the basis of the square of the difference value between the real-time powder concentration and the first preset powder concentration, and is used for cleaning pollutants faster, when the powder concentration obtained by the central control unit is between the first preset powder concentration and the second preset powder concentration, the central control unit selects the first preset atomization efficiency, and meanwhile, the cleaning rotating speed of the cleaning mechanism is slightly increased on the basis of the product of the real-time powder concentration and the difference value between the first preset powder concentration and the second preset powder concentration, so that the efficiency that cleans with clean speed phase-match, the powder concentration that the well accuse unit acquireed is greater than or equal to the second and predetermines powder concentration, explains that it is comparatively serious to wait to clean pollutant dust problem at present, and well accuse unit selects the second to predetermine atomization efficiency and improves the dust fall efficiency of dust fall mechanism avoids the dust too high.
The central control unit presets an atomization efficiency standard value W0, and the central control unit compares the adjusted atomization efficiency with a preset atomization efficiency standard value W0 to adjust the pressure of the second electric pump and the moving speed of the moving device, wherein,
when Wj is larger than or equal to W0, the central control unit increases the second electric pump pressure Q2 to Q21, sets Q21= Q2 x (1+ (Wj-W0)/W0), and simultaneously reduces the moving speed Y of the moving device to Y1, sets Y1= Yx (1- (Wj-W0)/W0);
when Wj < W0, the central control unit reduces the second electric pump pressure Q2 to Q22, setting Q22= Q2 × (1- (W0-Wj)/W0);
wherein j =1, 2.
Specifically, the central control unit sets an atomization efficiency standard value, the atomization efficiency obtained by the central control unit after adjustment is larger than or equal to a preset atomization efficiency standard value, the central control unit increases water inflow by improving the pressure of the second electric pump, so that the water amount sprayed into the dust falling mechanism by the atomizing nozzle is larger, more dust is settled, the moving speed of the moving device is reduced, the problem that the dust is not settled timely due to the fact that more dust enters the dust falling mechanism is avoided, the atomization efficiency obtained by the central control unit after adjustment is smaller than the preset atomization efficiency standard value, and the water amount injected into the dust falling mechanism is reduced by reducing the pressure of the second electric pump, so that the atomization efficiency is reduced.
The large pollutant collecting device also comprises a screening mechanism for separating the large pollutants, a second storage mechanism for storing the large pollutants and a pushing mechanism for pushing the large pollutants, when the collecting mechanism collects the pollutants to be cleaned onto a transmission mechanism, the transmission mechanism conveys the pollutants to be cleaned to a place to be screened, the pushing mechanism pushes the pollutants to be cleaned to the screening mechanism, the screening mechanism screens the small pollutants to the first storage mechanism and screens the large pollutants to the second storage mechanism, wherein a weight receptor is arranged on the collecting mechanism and used for acquiring the weight of the pollutants to be cleaned, the central control unit acquires the density p of the pollutants to be cleaned, and p = m/t is set, wherein m is the weight of the pollutants to be collected, and t is the volume of the pollutants to be collected, the central control unit is used for adjusting the transmission angle of the transmission mechanism and the pressure of the second electric pump according to the comparison between the density of the pollutants to be cleaned and the preset density, wherein,
when P ≦ P1, the central control unit increases the pressure Q2r of the second electric pump to Q2r2, setting Q2r2= Q2r × (1- (P1-P)/P1);
when P1 < P2, the central control unit reduces the transmission angle θ i to θ i2, setting θ i2= θ i × (1- (P-P1) × (P2-P)/(2 × P1 × P2)); the central control unit increases the pressure Q2r of the second electric pump to Q2r1, setting Q2r1= Q2r × (1- (P-P1) × (P2-P)/(2 × P1 × P2));
when P is larger than or equal to P2, the central control unit increases the transmission angle theta i of the transmission mechanism to theta i1, and theta i1= theta i x (1+ (P-P2)/P2) is set;
wherein, the central control unit is provided with a preset pollutant density P1, a second preset pollutant density P2, i =1,2, and r =1, 2.
Specifically, the invention obtains the density of the pollutants to be collected by setting a method for obtaining the density of the pollutants to be collected, presets the density of the pollutants, a central control unit compares the obtained density of the pollutants to be collected with the preset density of the pollutants, the density of the pollutants to be collected, which is obtained by the central control unit, is less than or equal to a first preset density of the pollutants, the density of the pollutants to be collected is lower, the central control unit increases the pressure of a second electric pump by taking the difference value between the density of the pollutants to be collected and the first preset density of the pollutants as a reference so as to enable the pollutants to be cleaned to be sucked into a first storage mechanism, the density of the pollutants to be collected, which is obtained by the central control unit, is between the first preset density of the pollutants and the second preset density of the pollutants, which indicates that the density of the pollutants to be collected is not high, the central control unit reduces the current transmission angle of a transmission mechanism and simultaneously increases the pressure of the second electric pump so as to efficiently clean the pollutants to be collected, the central control unit obtains that the density of the pollutants to be collected is larger than or equal to a second preset pollutant density, which shows that the density of the pollutants to be collected is higher at present, and the density degree is higher, and the central control unit can collect the pollutants to be collected to the transmission mechanism by reducing the current transmission angle of the transmission mechanism.
The central control unit presets a standard value theta 0 of the transmission angle, the central control unit obtains the transmission angle theta 'of the transmission mechanism after adjustment and compares the transmission angle theta' with the standard value theta 0 of the preset transmission angle to adjust the power parameter of the second power mechanism, wherein,
when theta 'is larger than or equal to theta 0, the central control unit increases the power parameter F2 of the second power mechanism to F21, and sets F21= F2 x (1+ (theta' -theta 0)/theta 0);
when θ '< θ 0, the central control unit reduces the second power mechanism power parameter F2 to F22, setting F22= F2 × (1- (θ 0- θ')/θ 0).
Specifically, the control unit presets a standard value of the transmission angle, the central control unit increases the transmission angle of the transmission mechanism by increasing the power parameter of the second power mechanism, and reduces the transmission angle of the transmission mechanism by reducing the power parameter of the second power mechanism.
The central control unit presets a cleaning mechanism rotating speed standard value S0, the central control unit obtains the adjusted cleaning mechanism rotating speed S 'and compares the adjusted cleaning mechanism rotating speed S' with a cleaning mechanism rotating speed standard value S0 to adjust the power parameters of the first power mechanism, wherein,
when S '≧ S0, the central control unit increases the first power mechanism power parameter F1 to F11, and sets F11= F1 x (1+ (S' -S0)/S0);
when S '< S0, the central control unit lowers the first power mechanism power parameter F1 to F12, setting F12= F1 × (1- (S0-S')/S0).
Specifically, the central control unit presets a standard cleaning mechanism rotating speed value, the rotating speed of the cleaning mechanism is increased by increasing the power parameter of the first power mechanism, and the rotating speed of the cleaning mechanism is reduced by reducing the power parameter of the first power mechanism.
The central control unit presets a first electric pump pressure standard value Q10, and the central control unit adjusts the moving speed Y1 of the mobile device according to the comparison between the current real-time pressure Q1' of the first electric pump and a preset first electric pump pressure standard value Q10, wherein,
when Q1'≧ Q10, the central control unit reduces the moving speed Y1 of the moving device to Y11, and sets Y11= Y1 × (1- (Q1' -Q10)/Q10);
when Q1 '< Q10, the central control unit increases the moving speed Y1 of the moving device to Y12, and sets Y12= Y1 × (1+ (Q10-Q1')/Q10).
Specifically, the first electric pump pressure standard value is set, the central control unit compares the acquired first electric pump real-time pressure value with a preset first electric pump pressure standard value, and readjusts the adjusted moving speed, wherein when the first electric pump real-time pressure value is greater than or equal to the preset first electric pump pressure standard value, the central control unit prevents the pollutant to be cleaned from being sucked to the first storage mechanism by reducing the moving speed of the moving device, and the first electric pump real-time pressure value acquired by the central control unit is smaller than the preset value, so that the moving speed of the moving device is increased by the central control unit to improve the cleaning efficiency.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
Claims (7)
1. An intelligent floor sweeping system for urban industrial pollutants, comprising:
the mobile device is a mobile vehicle:
the cleaning device is connected with the moving device and used for cleaning urban industrial pollutants, and comprises a cleaning mechanism for cleaning the urban industrial pollutants and a first power mechanism for controlling the rotating speed of the cleaning mechanism;
the large pollutant collecting device is connected with the moving device and used for collecting large pollutants, and comprises a collecting mechanism, a transmission mechanism for transmitting the large pollutants and a second power mechanism for controlling the transmission angle of the transmission mechanism, wherein the transmission angle is the angle formed by the transmission mechanism and the horizontal plane;
the small pollutant collecting mechanism is connected with the moving device, is arranged behind the large pollutant collecting device and is used for collecting small pollutants, and comprises a suction mechanism for sucking the small pollutants, a first storage mechanism for storing the small pollutants and a dust falling mechanism for removing dust, wherein the suction mechanism comprises a first pipeline and a first electric pump for controlling the pressure of the first pipeline for sucking the pollutants;
the device also comprises a first detection device used for acquiring the volume of the pollutant to be cleaned; the second detection device is used for acquiring the powder concentration in the dust falling mechanism;
the central control unit is connected with the moving device, the cleaning device, the large pollutant collecting device, the small pollutant collecting mechanism, the first detection device and the second detection device, and adjusts the absorption amount of the first electric pump, the transmission angle of the transmission mechanism, the moving speed of the moving device and the rotating speed of the cleaning mechanism according to the volume of the pollutants to be cleaned obtained by the first detection device and the powder concentration in the dust falling mechanism obtained by the second detection device;
the central control unit judges that the volume of the pollutant to be cleaned is larger than a preset value, the central control unit improves the transmission angle of the transmission mechanism, the central control unit judges that the volume of the pollutant to be cleaned is smaller than the preset value, the central control unit reduces the transmission angle of the transmission mechanism, reduces the pressure of the first electric pump and reduces the rotating speed of the cleaning mechanism;
the central control unit judges that the concentration of the powder in the dust falling mechanism is greater than a preset value, the central control unit improves the atomization efficiency of the dust falling mechanism, the central control unit judges that the concentration of the powder in the dust falling mechanism is lower than the preset value, and the central control unit improves the rotating speed of the cleaning mechanism;
the dust falling mechanism comprises a second pipeline for conveying liquid in the water tank to the dust falling mechanism, a second electric pump for controlling the water quantity extracted by the second pipeline and an atomizing nozzle for dust falling, the central control unit reduces the atomizing efficiency of the dust falling mechanism by reducing the pressure of the second electric pump, and improves the atomizing efficiency of the dust falling mechanism by improving the pressure of the second electric pump and reducing the moving speed of the moving device;
the central control unit presets the volume T of the pollutant, the central control unit obtains the volume T of the pollutant to be cleaned and compares the volume T with the preset volume T of the pollutant to obtain the transmission angle of the transmission mechanism, the pressure of the first electric pump and the rotating speed of the cleaning mechanism, wherein,
when T is less than or equal to T1, the central control unit judges that the pollutant to be cleaned is a small pollutant, the central control unit selects a first preset transmission angle theta 1 as the transmission angle of the transmission mechanism, the first preset first electric pump pressure L1 is the first electric pump pressure, and the first preset cleaning mechanism rotating speed S1 is the cleaning mechanism rotating speed;
when T is more than T1 and less than T2, the central control unit judges that the pollutant to be cleaned is a small pollutant, the central control unit selects a first preset transmission angle theta 1 as the transmission angle of the transmission mechanism, selects a second preset first electric pump pressure L2 as the first electric pump pressure and selects a second preset cleaning mechanism rotating speed S2 as the cleaning mechanism rotating speed;
when T is larger than or equal to T2, the central control unit judges that the pollutant to be cleaned is a large pollutant, the central control unit selects a second preset transmission angle theta 2 as the transmission angle of the transmission mechanism, selects a second preset first electric pump pressure L2 as the first electric pump pressure and selects a second preset cleaning mechanism rotating speed S2 as the cleaning mechanism rotating speed;
the central control unit presets a volume T of a pollutant, sets a volume T1 of a first preset pollutant and a volume T2 of a second preset pollutant, presets a transmission angle theta, wherein the first preset transmission angle theta 1 and the second preset transmission angle theta 2 are preset, the central control unit presets a first electric pump pressure L, wherein the first preset first electric pump pressure L1 and the second preset first electric pump pressure L2 are preset, the central control unit presets a cleaning mechanism rotating speed S, wherein the first preset cleaning mechanism rotating speed S1 and the second preset cleaning mechanism rotating speed S2 are preset;
the central control unit obtains the powder concentration D of the dust falling mechanism and compares the powder concentration D with a preset powder concentration D, and adjusts the atomization efficiency and the rotating speed of the cleaning mechanism, wherein,
when D is less than or equal to D1, the central control unit selects a first preset atomization efficiency W1 as the atomization efficiency, and simultaneously increases the rotation speed Sn of the cleaning mechanism to Sn 1;
when D1 is larger than D and smaller than D2, the central control unit selects a first preset atomization efficiency W1 as the atomization efficiency, and simultaneously increases the rotation speed Sn of the sweeping mechanism to Sn 2;
when D is larger than or equal to D2, the central control unit selects a second preset atomization efficiency W2 as the atomization efficiency, and the rotating speed of the cleaning mechanism is not adjusted;
the central control unit presets a powder concentration D, sets a first preset powder concentration D1 and a second preset powder concentration D2, and presets an atomization efficiency W, wherein the first preset atomization efficiency W1 and the second preset atomization efficiency W2 are preset;
when the central control unit obtains that the real-time powder concentration of the dust falling mechanism is less than or equal to a first preset powder concentration, the central control unit increases the rotating speed Sn of the cleaning mechanism to Sn1, and sets Sn1= Sn x (1+ (D1-D)2/D1）。
2. The intelligent sweeping system for urban industrial pollutants according to claim 1, wherein when the central control unit obtains that the real-time powder concentration of the dust fall mechanism is between a first preset powder concentration and a second preset powder concentration, the central control unit judges that the sweeping mechanism rotating speed Sn is increased to Sn2, and sets Sn2= Sn x (1+ (D-D1) x (D2-D)/(D1 x D2)).
3. The intelligent sweeping system for urban industrial pollutants according to claim 1, wherein the central control unit presets a standard atomization efficiency value W0, and adjusts the second electric pump pressure and the moving speed of the moving device according to the comparison between the adjusted atomization efficiency Wj and a preset standard atomization efficiency value W0, wherein,
when Wj is larger than or equal to W0, the central control unit increases the second electric pump pressure Q2 to Q21, sets Q21= Q2 x (1+ (Wj-W0)/W0), and simultaneously reduces the moving speed Y of the moving device to Y1, sets Y1= Yx (1- (Wj-W0)/W0);
when Wj < W0, the central control unit reduces the second electric pump pressure Q2 to Q22, setting Q22= Q2 × (1- (W0-Wj)/W0);
wherein j =1, 2.
4. The intelligent sweeping system for urban industrial pollutants according to claim 3, wherein the large pollutant collecting device further comprises a screening mechanism for separating large pollutants, a second storage mechanism for storing large pollutants and a pushing mechanism for pushing large pollutants, when the collecting mechanism collects pollutants to be swept onto a transmission mechanism, the transmission mechanism conveys the pollutants to be swept to a place to be screened, the pushing mechanism pushes the pollutants to be swept to the screening mechanism, the screening mechanism screens small pollutants to the first storage mechanism and screens large pollutants to the second storage mechanism, wherein a weight sensor is arranged on the collecting mechanism and used for acquiring the weight of the pollutants to be swept, the central control unit acquires the density p of the pollutants to be swept and sets p = m/t, wherein m is the weight of the pollutants to be collected, t is the volume of the pollutants to be collected, the central control unit compares the density of the pollutants to be cleaned with a preset density, and adjusts the transmission angle of the transmission mechanism and the pressure of the second electric pump, wherein,
when P ≦ P1, the central control unit increases the pressure Q2r of the second electric pump to Q2r2, setting Q2r2= Q2r × (1- (P1-P)/P1);
when P1 < P2, the central control unit reduces the transmission angle θ i to θ i2, setting θ i2= θ i × (1- (P-P1) × (P2-P)/(2 × P1 × P2)); the central control unit increases the pressure Q2r of the second electric pump to Q2r1, setting Q2r1= Q2r × (1- (P-P1) × (P2-P)/(2 × P1 × P2));
when P is larger than or equal to P2, the central control unit increases the transmission angle theta i of the transmission mechanism to theta i1, and theta i1= theta i x (1+ (P-P2)/P2) is set;
wherein, the central control unit is provided with a preset pollutant density P1, a second preset pollutant density P2, i =1,2, and r =1, 2.
5. The intelligent sweeping system for urban industrial pollutants according to claim 4, wherein the central control unit presets a standard value of transmission angle θ 0, the central control unit obtains the transmission angle θ 'of the transmission mechanism after adjustment and compares the transmission angle θ' with the standard value of transmission angle θ 0, and adjusts the power parameter of the second power mechanism, wherein,
when theta 'is larger than or equal to theta 0, the central control unit increases the power parameter F2 of the second power mechanism to F21, and sets F21= F2 x (1+ (theta' -theta 0)/theta 0);
when θ '< θ 0, the central control unit reduces the second power mechanism power parameter F2 to F22, setting F22= F2 × (1- (θ 0- θ')/θ 0).
6. The intelligent sweeping system for urban industrial pollutants according to claim 1, wherein the central control unit presets a standard sweeping mechanism rotating speed value S0, and the central control unit obtains the regulated sweeping mechanism rotating speed S' and compares the regulated sweeping mechanism rotating speed value S0 to regulate the power parameters of the first power mechanism, wherein,
when S '≧ S0, the central control unit increases the first power mechanism power parameter F1 to F11, and sets F11= F1 x (1+ (S' -S0)/S0);
when S '< S0, the central control unit lowers the first power mechanism power parameter F1 to F12, setting F12= F1 × (1- (S0-S')/S0).
7. The intelligent sweeping system for urban industrial pollutants according to claim 3, wherein the central control unit presets a first electric pump pressure standard value Q10, and adjusts the moving speed Y1 of the moving device according to the comparison between the current first electric pump real-time pressure Q1' and the preset first electric pump pressure standard value Q10, wherein,
when Q1'≧ Q10, the central control unit reduces the moving speed Y1 of the moving device to Y11, and sets Y11= Y1 × (1- (Q1' -Q10)/Q10);
when Q1 '< Q10, the central control unit increases the moving speed Y1 of the moving device to Y12, and sets Y12= Y1 × (1+ (Q10-Q1')/Q10).
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