CN114177731A - Building construction dust collector - Google Patents
Building construction dust collector Download PDFInfo
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- CN114177731A CN114177731A CN202111329250.6A CN202111329250A CN114177731A CN 114177731 A CN114177731 A CN 114177731A CN 202111329250 A CN202111329250 A CN 202111329250A CN 114177731 A CN114177731 A CN 114177731A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/18—Particle separators, e.g. dust precipitators, using filtering belts
- B01D46/22—Particle separators, e.g. dust precipitators, using filtering belts the belts travelling during filtering
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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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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D13/00—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover
- G05D13/62—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover characterised by the use of electric means, e.g. use of a tachometric dynamo, use of a transducer converting an electric value into a displacement
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Abstract
The invention relates to a building construction dust removal device, which relates to the technical field of building construction dust removal, and comprises a bearing box 1, a dust suction device 2 arranged on the bearing box 1 and used for sucking floating dust, a dust falling device arranged on the bearing box 1 and used for spraying and falling dust, a first detection device and a second detection device arranged on the dust suction device 2 and used for detecting floating dust data of a construction site, and a controller arranged on the bearing box 1; through the combination that sets up dust extraction 2 and dust device, when detecting that the superficial dirt is in the low level, carry out the dust absorption through dust extraction 2 and control dust device when dust collection efficiency does not reach the requirement and add and remove dust jointly, in order to reach better dust removal effect, and when detecting that the superficial dirt is in the high level, remove dust jointly through dust extraction 2 and dust device, and when detecting that dust removal efficiency does not reach the requirement, adjust the fan rotational speed in the dust extraction 2 in order to improve dust removal efficiency.
Description
Technical Field
The invention relates to the technical field of building construction dust removal, in particular to a building construction dust removal device.
Background
The building plays an important role in modern production and life, but in the building construction process, the spreading of building rubbish and ground dust is often accompanied, adverse effect is brought to the environment to have very adverse effect to building constructor and peripheral resident's physical and mental health, because the area of building construction is generally great, the scope that the floating dust produced is also relatively great, consequently once the floating dust spreads out the construction scope, influence peripheral environmental scope also relatively grow. And the flying dust generated by the construction waste contains a large amount of carcinogenic and pathogenic substances which are scattered in the air and cause diseases when people and animals inhale the flying dust.
A large amount of dust collector who is arranged in the construction has been developed to prior art, has all played important role for reducing construction site dust in the building work progress, but prior art's construction dust collector floats the dirt and has spread the certain time when detecting to it is not timely enough to in dust removal process, can not carry out accurate control to dust collector according to the testing result.
Disclosure of Invention
Therefore, the invention provides a building construction dust removal device, which is used for solving the problem of low dust removal efficiency caused by the fact that Jin standard control cannot be carried out on the dust removal device according to a detection result in the prior art.
In order to achieve the purpose, the invention provides a building construction dust removal device, which comprises a bearing box 1, a dust suction device 2 arranged on the bearing box 1 and used for sucking floating dust, a dust fall device arranged on the bearing box 1 and used for spraying and falling dust, a first detection device and a second detection device arranged on the dust suction device 2 and used for detecting floating dust data of a construction site, and a controller arranged on the bearing box 1;
the dust collection device 2 comprises a plurality of fans for sucking floating dust, a rolling type filter screen, at least one cleaning gun for cleaning the filter screen, a second high-pressure water pump connected with the cleaning gun through a pipeline and a third detection device for detecting the thickness of dust on the filter screen, wherein the fans are installed inside the rolling type filter screen, the cleaning gun is arranged on one side of the filter screen, and the third detection device is installed on one side, close to the cleaning gun, of the rolling type filter screen;
the dust falling device comprises at least four atomizing nozzles capable of adjusting directions and used for atomizing dust falling, and a first high-pressure water pump which is connected with the atomizing nozzles through pipelines and used for providing high-pressure water flow for the atomizing nozzles;
the controller comprises a data acquisition module, a data analysis module and a parameter adjustment module, wherein the data acquisition module is used for acquiring data detected by the first detection device, the second detection device and the third detection device, the data analysis module is used for analyzing the data acquired by the data acquisition module, and the parameter adjustment module is used for adjusting the operating parameters of the dust removal device according to the analysis result of the data analysis module;
the controller is arranged on the end face, far away from the dust suction device 2, of the bearing box 1 and is connected with the fan, the rolling type filter screen, the first high-pressure water pump and the second high-pressure water pump of the dust suction device 2;
the data acquisition module is further used for acquiring a diffusion range of floating dust when the first detection device detects that the floating dust exists, comparing the diffusion range with a preset diffusion range, determining to start the dust collection device 2 and/or the dust falling device according to a comparison result, and determining the starting rotating speed of the fan when the dust collection device 2 is started and/or the starting power of the first high-pressure water pump when the dust falling device is started.
Further, the controller is configured to control the dust removal device to move to a position to be removed during dust removal, the data acquisition module acquires a detection result of the second detection device, the data analysis module determines whether floating dust exists according to the detection result, the data acquisition module acquires a floating dust diffusion range F (G, H) of the position to be removed detected by the first detection device when the data analysis module determines that floating dust exists at the position to be removed, the data analysis module compares the floating dust diffusion range with a preset floating dust diffusion range F0(G0, H0), and determines to start the dust collection device 2 and/or the dust removal device according to the comparison result, wherein G is a floating dust diffusion height, G0 is a preset floating dust diffusion height, H is a floating dust diffusion width, and H0 is a preset floating dust diffusion width,
if G is less than or equal to G0 and H is less than or equal to H0, the data analysis module judges that the floating dust diffusion range is smaller, and the controller controls to start the fan to absorb dust only at a first rotating speed V1;
if G is less than or equal to G0 and H is more than H0, the data analysis module judges that the floating dust diffusion range is small, and the controller controls to start the fan to suck dust only at a second rotating speed V2;
if G is more than G0 and H is not more than H0, the data analysis module judges that the floating dust diffusion range is large, the controller controls to start the first high-pressure water pump with first power P1 to perform dust fall and start the fan with first rotating speed V1 to perform dust collection;
if G is greater than G0 and H is greater than H0, the data analysis module judges that the floating dust diffusion range is large, and the controller controls to start the first high-pressure water pump at a first power P1 and start the fan at a second rotating speed V2 for dust collection.
Further, the data analysis module is further configured to set i equal to 1, 2 when the controller controls the fan to start up for dust collection only at the ith rotating speed Vi, the data acquisition module acquires the diffusion speed W of the floating dust within the preset time period t, and compares the diffusion speed W with the preset diffusion speed W0, and the parameter adjustment module determines whether to adjust the rotating speed of the fan according to the comparison result;
if W is less than or equal to W0, the parameter adjusting module judges that the rotating speed of the fan is not adjusted;
if W is larger than W0, the parameter adjustment module determines to adjust the fan speed.
Further, the parameter adjusting module is configured to, when it is determined that the fan rotation speed is adjusted, calculate a speed difference Δ W between the diffusion speed W and a preset diffusion speed W0, set Δ W to W-W0, and select a corresponding adjustment coefficient according to a comparison result between the speed difference and the preset speed difference to adjust the fan rotation speed, where the parameter adjusting module sets the adjusted fan rotation speed to Vij, sets Vij to Vi × Kvj, and where Kvj is a rotation speed adjustment coefficient.
Further, the data analysis module sets n to 1, 2, i to 1, 2 when the controller controls the i-th high-pressure water pump to be started with the first power P1 for dust fall and the fan is started with the i-th rotating speed Vi for dust collection, the data module obtains the floating dust thickness D of the filter screen detected by the third detection device within the preset time period t, compares the floating dust thickness D with the first preset floating dust thickness D1 and the second preset floating dust thickness D2, and the parameter adjustment module determines whether to adjust the power of the first high-pressure water pump and/or adjust the rotating speed of the fan according to the comparison result,
if D is less than or equal to D1, the parameter adjustment module determines not to adjust the power and/or the fan speed;
if D1 is greater than D and less than or equal to D2, the parameter adjustment module determines to adjust the power;
if D > D2, the parameter adjustment module determines to adjust the fan speed.
Further, the parameter adjusting module is further configured to calculate a first thickness difference Δ Da between the floating dust thickness and a first preset floating dust thickness D1 when determining to adjust the power, set Δ D1-D1, and select a corresponding power adjustment coefficient according to a comparison result between the first thickness difference and the preset thickness difference to adjust the power of the first high-pressure water pump, where the parameter adjusting module sets the adjusted power of the first high-pressure water pump to be P2, and sets P2-P1 × Kpe, where Kpe is a power adjustment coefficient.
Further, the parameter adjusting module is further configured to calculate a second thickness difference Δ Db between the floating dust thickness and a second preset floating dust thickness D2 when the fan speed is adjusted, set Δ D to D-D2, and select a corresponding speed adjusting coefficient according to a comparison result between the second thickness difference and the preset thickness difference to adjust the fan speed, and the parameter adjusting module sets the fan speed for adjusting the thickness to Vij, and sets Vij to Vi × Kvj.
Further, the controller is further configured to control to start the filter screen to roll and start the second high-pressure water pump with the first power P1 when the third detection device detects that the floating dust thickness D is greater than a second preset floating dust thickness D2, so that the cleaning gun washes the filter screen.
The data acquisition module is further used for acquiring floating dust concentration variation Q detected by the second detection device within a preset time period t when the fan of the dust suction device 2 is started to suck dust and the first high-pressure water pump of the dust falling device is started to fall dust, the data analysis module compares the floating dust concentration variation Q with preset floating dust concentration variation Q0 and judges whether the dust removal efficiency is qualified or not according to the comparison result,
if Q is larger than or equal to Q0, the data analysis module judges that the dust removal efficiency is qualified;
and if Q is less than Q0, the data analysis module judges that the dust removal efficiency is unqualified.
Further, the parameter adjusting module is further configured to calculate a variation difference Δ Q between the floating dust concentration variation Q and a preset floating dust concentration variation Q0 when the data analysis module determines that the dust removal efficiency is not satisfactory, set Δ Q to Q0-Q, and select a corresponding correction coefficient according to a comparison result between the variation difference and the preset variation difference to correct the fan rotation speed, and the parameter adjusting module sets the corrected fan rotation speed to Vis, and sets Vis to Vij × Xvs, where Xvs is a rotation speed correction coefficient.
Further, the data analysis module is further configured to compare the corrected fan rotation speed Vis with a preset maximum fan rotation speed Vmax after the parameter adjustment module corrects the fan rotation speed, and determine whether to correct the power of the first high pressure water pump according to a comparison result,
when Vis is larger than Vmax, the parameter adjusting module judges that the power of the first high-pressure water pump is corrected;
when Vis is less than or equal to Vmax, the parameter adjusting module judges that the power of the first high-pressure water pump is not corrected;
the parameter adjusting module is further configured to calculate a rotation speed difference Δ V between the corrected thickness fan rotation speed Vis and a preset maximum fan rotation speed Vmax when the parameter adjusting module determines to correct the power of the first high-pressure water pump, select a corresponding power correction coefficient according to a comparison result between the rotation speed difference and the preset rotation speed difference to correct the power of the first high-pressure water pump, and set the corrected power of the first high-pressure water pump to be P3, where P3 is P1 × Xpz or P3 is P2 × Xpz, where Xpz is a power correction coefficient.
Compared with the prior art, the dust removal device has the advantages that through the combination of the dust collection device 2 and the dust falling device, when floating dust is detected to be in a low position, dust is collected through the dust collection device 2, when the dust collection efficiency does not meet the requirement, the dust falling device is controlled to be added for common dust removal, so that a better dust removal effect is achieved, when floating dust is detected to be in a high position, dust is removed through the dust collection device 2 and the dust falling device, and when the dust removal efficiency does not meet the requirement, the rotating speed of a fan in the dust collection device 2 is adjusted, so that the dust removal efficiency is improved.
Particularly, the controller is modularized, and each module correspondingly analyzes and processes the detection result of the detection device, so that the processing speed of the detected data is increased, and the dust removal efficiency is further improved.
Especially, the preset values are set in the modules, and the fan rotating speed of the dust removing device 2 and the water pump power of the dust removing device are adjusted according to the comparison result of the preset values and the actual values, so that the dust removing efficiency is maximized.
Furthermore, the control precision of the dust removal device is improved by setting a preset floating dust diffusion range in the data analysis module and determining to start the fan and the rotating speed of the dust removal device and/or start the first high-pressure water pump and the starting power of the dust removal device according to the comparison result of the floating dust diffusion range detected by the first detection device and the preset floating dust diffusion range, so that the dust removal efficiency is further improved.
Furthermore, the preset diffusion speed is set in the data acquisition module, whether the rotating speed of the fan is adjusted or not is determined according to the comparison result of the diffusion speed detected by the first detection device in the preset time period and the preset diffusion speed, the difference value of the diffusion speed and the preset diffusion speed is calculated when the adjustment is judged, and the corresponding adjustment coefficient is selected according to the comparison result of the speed difference value and the preset speed difference value to adjust the rotating speed of the fan, so that the control precision of the dust removal device is further improved, and the dust removal efficiency is further improved.
Drawings
FIG. 1 is a schematic representation of the present invention. Schematic structural diagram of (a);
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.
Fig. 1 is a schematic structural diagram of a dust removing device for building construction according to the present invention.
The invention relates to a dust removal device for building construction, which comprises a bearing box 1, a dust suction device 2 arranged on the bearing box 1 and used for sucking floating dust, a dust falling device 3 arranged on the bearing box 1 and used for spraying and falling dust, a first detection device 4 and a second detection device 5 arranged on the dust suction device 2 and used for detecting floating dust data of a construction site, and a controller 7 arranged on the bearing box 1;
a clear water cavity 11 for bearing clean water and a sewage cavity 12 for bearing sewage are arranged in the bearing box 1;
The dust falling device 3 comprises at least four atomizing nozzles 31 capable of adjusting directions and used for atomizing dust falling, and a first high-pressure water pump 32 which is connected with the atomizing nozzles through pipelines and used for providing high-pressure water flow for the atomizing nozzles;
a shell is arranged outside the rolling type filter screen, the first detection device 4 is arranged at the upper end of the shell, and the second detection device 5 is arranged on the front end face of the bearing box 1 close to the dust collection device 2;
the controller 7 includes a data acquisition module (not shown) for acquiring data detected by the first detection device 4, the second detection device 5, and the third detection device 6, a data analysis module (not shown) for analyzing the data acquired by the data acquisition module, and a parameter adjustment module (not shown) for adjusting an operation parameter of the dust removal device according to an analysis result of the data analysis module.
In the embodiment of the invention, the first detection device is a camera, the second detection device is a dust concentration detector, and the third detection device is a laser thickness gauge.
The controller is arranged on the end face, far away from the dust suction device 2, of the bearing box 1 and is connected with the fan, the rolling type filter screen, the first high-pressure water pump and the second high-pressure water pump of the dust suction device 2.
The lower part of the bearing box 1 is also provided with a movable wheel, and the controller is also connected with the movable wheel and used for controlling the dust removal device to move according to the detection result of the first detection device.
Specifically, the controller is configured to control the dust removal device to move to a position to be removed during dust removal, the data acquisition module acquires a detection result of the second detection device, the data analysis module determines whether floating dust exists according to the detection result, the data acquisition module acquires a floating dust diffusion range F (G, H) of the position to be removed detected by the first detection device when the data analysis module determines that floating dust exists at the position to be removed, the data analysis module compares the floating dust diffusion range with a preset floating dust diffusion range F0(G0, H0), and determines to start the dust collection device 2 and/or the dust removal device 3 according to a comparison result, wherein G is a floating dust diffusion height, G0 is a preset floating dust diffusion height, H is a floating dust diffusion width, and H0 is a preset floating dust diffusion width;
if G is less than or equal to G0 and H is less than or equal to H0, the data analysis module judges that the floating dust diffusion range is smaller, and the controller controls to start the fan to absorb dust only at a first rotating speed V1;
if G is less than or equal to G0 and H is more than H0, the data analysis module judges that the floating dust diffusion range is small, and the controller controls to start the fan to suck dust only at a second rotating speed V2;
if G is more than G0 and H is not more than H0, the data analysis module judges that the floating dust diffusion range is large, the controller controls to start the first high-pressure water pump with first power P1 to perform dust fall and start the fan with first rotating speed V1 to perform dust collection;
if G is greater than G0 and H is greater than H0, the data analysis module judges that the floating dust diffusion range is large, and the controller controls to start the first high-pressure water pump at a first power P1 and start the fan at a second rotating speed V2 for dust collection.
Specifically, the data analysis module is further configured to set i to 1, 2 when the controller controls the fan to start up for dust collection only at the ith rotating speed Vi, the data acquisition module acquires the diffusion speed W of floating dust in a preset time period t, compares the diffusion speed W with the preset diffusion speed W0, and the parameter adjustment module determines whether to adjust the rotating speed of the fan according to the comparison result;
if W is less than or equal to W0, the parameter adjusting module judges that the rotating speed of the fan is not adjusted;
if W is larger than W0, the parameter adjustment module determines to adjust the fan speed.
Specifically, the parameter adjusting module is configured to calculate a speed difference Δ W between the diffusion speed W and a preset diffusion speed W0 when determining to adjust the fan speed, set Δ W to W-W0, select a corresponding adjustment coefficient according to a comparison result between the speed difference and the preset speed difference to adjust the fan speed,
wherein the parameter adjusting module is provided with a first preset speed difference delta W1, a second preset speed difference delta W2, a third preset speed difference delta W3, a first rotating speed adjusting coefficient Kv1, a second rotating speed adjusting coefficient Kv2 and a third rotating speed adjusting coefficient Kv3, wherein delta W1 is less than delta W2 is less than delta W3, 1 < Kv1 < Kv2 < Kv3 < 1.5 is set,
when the delta W is less than or equal to the delta W1, the parameter adjusting module selects a first rotating speed adjusting coefficient Kv1 to adjust the rotating speed of the fan;
when the delta W1 is less than or equal to the delta W2, the parameter adjusting module selects a second rotating speed adjusting coefficient Kv2 to adjust the rotating speed of the fan;
when the delta W2 is less than or equal to the delta W3, the parameter adjusting module selects a third rotating speed adjusting coefficient Kv3 to adjust the rotating speed of the fan;
when the j-th rotating speed adjusting coefficient Kvj is selected by the parameter adjusting module to adjust the rotating speed of the fan, j is set to be 1, 2 and 3, the adjusted rotating speed of the fan is set to be Vij, and Vij is set to be Vix Kvj.
Specifically, the data analysis module further sets n to 1, 2, i to 1, 2 when the controller controls the i-th high-pressure water pump to be started at a first power P1 for dust fall and the fan is started at an i-th rotating speed Vi for dust collection, the data module obtains a floating dust thickness D of the filter screen detected by the third detection device within a preset time period t, compares the floating dust thickness D with a first preset floating dust thickness D1 and a second preset floating dust thickness D2, and the parameter adjustment module determines whether to adjust the power of the first high-pressure water pump and/or adjust the rotating speed of the fan according to the comparison result,
if D is less than or equal to D1, the parameter adjustment module determines not to adjust the power and/or the fan speed;
if D1 is greater than D and less than or equal to D2, the parameter adjustment module determines to adjust the power;
if D > D2, the parameter adjustment module determines to adjust the fan speed.
Specifically, the parameter adjusting module is further configured to calculate a first thickness difference Δ Da between the floating dust thickness and a first preset floating dust thickness D1 when the power is adjusted, set Δ D1-D1, select a corresponding power adjusting coefficient according to a comparison result between the first thickness difference and a preset thickness difference to adjust the power of the first high pressure water pump,
wherein the parameter adjusting module is also provided with a first preset thickness difference delta D1, a second preset thickness difference delta D2, a third preset thickness difference delta D3, a first power adjusting coefficient Kp1, a second power adjusting coefficient Kp2 and a third power adjusting coefficient Kp3, wherein delta D1 < [ delta ] D2 < [ delta ] D3, 1 < Kp1 < Kp2 < Kp3 < 1.5 is set,
when the delta Da is less than or equal to the delta D1, the parameter adjusting module selects a first power adjusting coefficient Kp1 to adjust the power of the first high-pressure water pump;
when the delta D1 is less than delta Da and less than or equal to delta D2, the parameter adjusting module selects a second power adjusting coefficient Kp2 to adjust the power of the first high-pressure water pump;
when the power of the first high-pressure water pump is more than delta D2 and less than or equal to delta D3, the parameter adjusting module selects a third power adjusting coefficient Kp3 to adjust the power of the first high-pressure water pump;
when the parameter adjusting module selects the e-th power adjusting coefficient Kpe to adjust the power of the first high-pressure water pump, setting e to be 1, 2 and 3, and setting the adjusted power of the first high-pressure water pump to be P2 and setting P2 to be P1 × Kpe.
Specifically, the parameter adjusting module is further configured to calculate a second thickness difference Δ Db between the floating dust thickness and a second preset floating dust thickness D2 when the fan speed is adjusted, set Δ D-D2, select a corresponding speed adjusting coefficient according to a comparison result between the second thickness difference and the preset thickness difference to adjust the fan speed,
when the delta Db is less than or equal to the delta D1, the parameter adjusting module selects a first rotating speed adjusting coefficient Kv1 to adjust the rotating speed of the fan;
when the delta D1 is more than delta Db and less than or equal to delta D2, the parameter adjusting module selects a second rotating speed adjusting coefficient Kv2 to adjust the rotating speed of the fan;
when the delta D2 is more than delta Db and less than or equal to delta D3, the parameter adjusting module selects a third rotating speed adjusting coefficient Kv3 to adjust the rotating speed of the fan;
when the parameter adjusting module selects the j-th rotating speed adjusting coefficient Kvj to adjust the rotating speed of the fan, j is set to be 1, 2 and 3, the parameter adjusting module sets the rotating speed of the fan with the adjusted thickness to be Vij, and Vij is set to be Vix Kvj.
Specifically, the controller is further configured to control to start the filter screen to roll and start the second high-pressure water pump with the first power P1 when the third detection device detects that the floating dust thickness D is greater than a second preset floating dust thickness D2, so that the cleaning gun washes the filter screen.
The data acquisition module is further used for acquiring floating dust concentration variation Q detected by the second detection device within a preset time period t when the fan of the dust suction device 2 is started to suck dust and the first high-pressure water pump of the dust falling device is started to fall dust, the data analysis module compares the floating dust concentration variation Q with preset floating dust concentration variation Q0 and judges whether the dust removal efficiency is qualified or not according to the comparison result,
if Q is larger than or equal to Q0, the data analysis module judges that the dust removal efficiency is qualified;
and if Q is less than Q0, the data analysis module judges that the dust removal efficiency is unqualified.
Specifically, the parameter adjusting module is further configured to calculate a variation difference Δ Q between the floating dust concentration variation Q and a preset floating dust concentration variation Q0 when the data analyzing module determines that the dust removal efficiency is not satisfactory, set Δ Q to Q0-Q, and select a corresponding correction coefficient to correct the rotation speed of the fan according to a comparison result between the variation difference and the preset variation difference,
wherein the parameter adjusting module is further provided with a first preset variation difference delta Q1, a second preset variation difference delta Q2, a third preset variation difference delta Q3, a first rotating speed correction coefficient XV1, a second rotating speed correction coefficient XV2 and a third rotating speed correction coefficient XV3, wherein delta Q1 < [ delta ] Q2 < [ delta ] Q3, 1 < XV1 < XV2 < XV3 < 2,
when the delta Q is less than or equal to the delta Q1, the parameter adjusting module selects a first rotating speed correction coefficient XV1 to correct the rotating speed of the fan;
when the delta Q is more than delta Q1 and less than or equal to delta Q2, the parameter adjusting module selects a second rotating speed correction coefficient XV2 to correct the rotating speed of the fan;
when the delta Q is more than delta Q2 and less than or equal to delta Q3, the parameter adjusting module selects a third rotating speed correction coefficient XV3 to correct the rotating speed of the fan;
when the parameter adjusting module selects the s-th rotating speed correction coefficient Xvs to correct the rotating speed of the fan, s is set to be 1, 2 and 3, the parameter adjusting module sets the corrected rotating speed of the fan to be Vis, and the Vis is set to be Vij multiplied by Xvs.
Specifically, the data analysis module is further configured to compare the corrected fan rotation speed Vis with a preset maximum fan rotation speed Vmax after the parameter adjustment module corrects the fan rotation speed, and determine whether to correct the power of the first high pressure water pump according to a comparison result,
when Vis is larger than Vmax, the parameter adjusting module judges that the power of the first high-pressure water pump is corrected;
and when Vis is less than or equal to Vmax, the parameter adjusting module judges that the power of the first high-pressure water pump is not corrected.
Specifically, the parameter adjusting module is further configured to calculate a rotation speed difference Δ V between the corrected thickness fan rotation speed Vis and a preset maximum fan rotation speed Vmax when the parameter adjusting module determines to correct the power of the first high pressure water pump, and select a corresponding power correction coefficient to correct the power of the first high pressure water pump according to a comparison result between the rotation speed difference and the preset rotation speed difference,
wherein the parameter adjusting module is further provided with a first preset rotating speed difference value delta V1, a second preset rotating speed difference value delta V2, a third preset rotating speed difference value delta V3, a first power correction coefficient Xp1, a second power correction coefficient Xp2 and a third power correction coefficient Xp3, wherein delta V1 < [ delta ] V2 < [ delta ] V3, 1 < Xp1 < Xp2 < Xp3 < 2 is set,
when the delta V is less than or equal to the delta V1, the parameter adjusting module selects a first power correction coefficient Xp1 to correct the power of the first high-pressure water pump;
when the delta V1 is less than the delta V and less than or equal to the delta V2, the parameter adjusting module selects a second power correction coefficient Xp2 to correct the power of the first high-pressure water pump;
when the power of the first high-pressure water pump is more than delta V2 and less than or equal to delta V3, the parameter adjusting module selects a third power correction coefficient Xp3 to correct the power of the first high-pressure water pump;
when the parameter adjusting module selects the z-th power correction coefficient Xpz to correct the power of the first high-pressure water pump, setting z to be 1, 2 and 3, and the parameter adjusting module sets the corrected power of the first high-pressure water pump to be P3, and sets P3 to be P1 × Xpz or P3 to be P2 × Xpz.
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.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention; various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A dust removal device for building construction is characterized by comprising a bearing box 1, a dust suction device 2 which is arranged on the bearing box 1 and used for sucking floating dust, a dust falling device which is arranged on the bearing box 1 and used for spraying and falling dust, a first detection device and a second detection device which are arranged on the dust suction device 2 and used for detecting floating dust data of a construction site, and a controller which is arranged on the bearing box 1;
the dust collection device 2 comprises a plurality of fans for sucking floating dust, a rolling type filter screen, at least one cleaning gun for cleaning the filter screen, a second high-pressure water pump connected with the cleaning gun through a pipeline and a third detection device for detecting the thickness of dust on the filter screen, wherein the fans are installed inside the rolling type filter screen, the cleaning gun is arranged on one side of the filter screen, and the third detection device is installed on one side, close to the cleaning gun, of the rolling type filter screen;
the dust falling device comprises at least four atomizing nozzles capable of adjusting directions and used for atomizing dust falling, and a first high-pressure water pump which is connected with the atomizing nozzles through pipelines and used for providing high-pressure water flow for the atomizing nozzles;
the controller comprises a data acquisition module, a data analysis module and a parameter adjustment module, wherein the data acquisition module is used for acquiring data detected by the first detection device, the second detection device and the third detection device, the data analysis module is used for analyzing the data acquired by the data acquisition module, and the parameter adjustment module is used for adjusting the operating parameters of the dust removal device according to the analysis result of the data analysis module;
the controller is arranged on the end face, far away from the dust suction device 2, of the bearing box 1 and is connected with the fan, the rolling type filter screen, the first high-pressure water pump and the second high-pressure water pump of the dust suction device 2;
the data acquisition module is further used for acquiring a diffusion range of floating dust when the first detection device detects that the floating dust exists, comparing the diffusion range with a preset diffusion range, determining to start the dust collection device 2 and/or the dust falling device according to a comparison result, and determining the starting rotating speed of the fan when the dust collection device 2 is started and/or the starting power of the first high-pressure water pump when the dust falling device is started.
2. The construction dust removal device of claim 1, wherein the controller is configured to control the dust removal device to move to a position to be removed during dust removal, the data acquisition module acquires a detection result of the second detection device, the data analysis module determines whether floating dust exists according to the detection result, the data acquisition module acquires a floating dust diffusion range F (G, H) of the position to be removed detected by the first detection device when the data analysis module determines that floating dust exists at the position to be removed, the data analysis module compares the floating dust diffusion range with a preset floating dust diffusion range F0(G0, H0), and determines to start the dust removal device 2 and/or the dust removal device according to the comparison result, wherein G is a floating dust diffusion height, G0 is a preset floating dust diffusion height, and H is a floating dust diffusion width, h0 is a preset floating dust diffusion width,
if G is less than or equal to G0 and H is less than or equal to H0, the data analysis module judges that the floating dust diffusion range is smaller, and the controller controls to start the fan to absorb dust only at a first rotating speed V1;
if G is less than or equal to G0 and H is more than H0, the data analysis module judges that the floating dust diffusion range is small, and the controller controls to start the fan to suck dust only at a second rotating speed V2;
if G is more than G0 and H is not more than H0, the data analysis module judges that the floating dust diffusion range is large, the controller controls to start the first high-pressure water pump with first power P1 to perform dust fall and start the fan with first rotating speed V1 to perform dust collection;
if G is greater than G0 and H is greater than H0, the data analysis module judges that the floating dust diffusion range is large, and the controller controls to start the first high-pressure water pump at a first power P1 and start the fan at a second rotating speed V2 for dust collection.
3. The building construction dust removal device of claim 2, wherein the data analysis module is further configured to set i to 1, 2 when the controller controls the fan to start up only at the ith rotation speed Vi for dust collection, the data acquisition module acquires the diffusion speed W of floating dust in a preset time period t, compares the diffusion speed W with a preset diffusion speed W0, and the parameter adjustment module determines whether to adjust the rotation speed of the fan according to the comparison result;
if W is less than or equal to W0, the parameter adjusting module judges that the rotating speed of the fan is not adjusted;
if W is larger than W0, the parameter adjustment module determines to adjust the fan speed.
4. The building construction dust removal device of claim 3, wherein the parameter adjustment module is configured to, when it is determined that the fan speed is adjusted, calculate a speed difference Δ W between the diffusion speed W and a preset diffusion speed W0, set Δ W-W0, and select a corresponding adjustment coefficient according to a comparison result between the speed difference and the preset speed difference to adjust the fan speed, and the parameter adjustment module sets the adjusted fan speed to Vij, and sets Vij to Vix Kvj, where Kvj is a rotation speed adjustment coefficient.
5. The dust removing device for building construction according to claim 4, wherein the data analysis module further sets n to 1, 2, i to 1, 2 when the controller controls the i-th high pressure water pump to be started at a first power P1 for dust removal and the fan to be started at an i-th rotation speed Vi for dust removal, the data module obtains a floating dust thickness D of the filter screen detected by the third detecting device within a preset time period t and compares the floating dust thickness D with a first preset floating dust thickness D1 and a second preset floating dust thickness D2, the parameter adjusting module determines whether to adjust the power of the first high pressure water pump and/or adjust the rotation speed of the fan according to the comparison result,
if D is less than or equal to D1, the parameter adjustment module determines not to adjust the power and/or the fan speed;
if D1 is greater than D and less than or equal to D2, the parameter adjustment module determines to adjust the power;
if D > D2, the parameter adjustment module determines to adjust the fan speed.
6. The dust collector for building construction according to claim 5, wherein the parameter adjusting module is further configured to calculate a first thickness difference Δ Da between the thickness of the floating dust and a first preset floating dust thickness D1 when the power is adjusted, set Δ D1-D1, and select a corresponding power adjusting coefficient according to a comparison result between the first thickness difference and a preset thickness difference to adjust the power of the first high pressure water pump, the parameter adjusting module sets the adjusted power of the first high pressure water pump to P2, and sets P2-P1 × Kpe, where Kpe is a power adjusting coefficient.
7. The dust removing device for building construction according to claim 6, wherein the parameter adjusting module is further configured to calculate a second thickness difference Δ Db between the floating dust thickness and a second preset floating dust thickness D2 when adjusting the fan speed, set Δ D-D2, and select a corresponding speed adjusting coefficient according to a comparison result between the second thickness difference and a preset thickness difference to adjust the fan speed, and the parameter adjusting module sets the fan speed for adjusting the thickness to Vij, and sets Vij to Vi × Kvj.
8. The construction dust collector as claimed in claim 7, wherein the controller is further configured to control to start the filter screen to roll and start the second high pressure water pump at a first power P1 to enable the cleaning gun to wash the filter screen when the third detecting device detects that the floating dust thickness D is greater than a second preset floating dust thickness D2.
The data acquisition module is further used for acquiring floating dust concentration variation Q detected by the second detection device within a preset time period t when the fan of the dust suction device 2 is started to suck dust and the first high-pressure water pump of the dust falling device is started to fall dust, the data analysis module compares the floating dust concentration variation Q with preset floating dust concentration variation Q0 and judges whether the dust removal efficiency is qualified or not according to the comparison result,
if Q is larger than or equal to Q0, the data analysis module judges that the dust removal efficiency is qualified;
and if Q is less than Q0, the data analysis module judges that the dust removal efficiency is unqualified.
9. The dust removing device for building construction according to claim 8, wherein the parameter adjusting module is further configured to calculate a variation difference Δ Q between the floating dust concentration variation Q and a preset floating dust concentration variation Q0 when the data analysis module determines that the dust removing efficiency is not satisfactory, set Δ Q to Q0-Q, and select a corresponding correction coefficient according to a comparison result between the variation difference and a preset variation difference to correct the fan speed, and the parameter adjusting module sets the corrected fan speed to Vis, and sets Vis to Vij × Xvs, where Xvs is a rotation speed correction coefficient.
10. The dust removing device for building construction according to claim 9, wherein the data analysis module is further configured to compare the corrected fan rotation speed Vis with a preset maximum fan rotation speed Vmax after the fan rotation speed is corrected by the parameter adjustment module, and determine whether to correct the power of the first high pressure water pump according to a comparison result,
when Vis is larger than Vmax, the parameter adjusting module judges that the power of the first high-pressure water pump is corrected;
when Vis is less than or equal to Vmax, the parameter adjusting module judges that the power of the first high-pressure water pump is not corrected;
the parameter adjusting module is further configured to calculate a rotation speed difference Δ V between the corrected thickness fan rotation speed Vis and a preset maximum fan rotation speed Vmax when the parameter adjusting module determines to correct the power of the first high-pressure water pump, select a corresponding power correction coefficient according to a comparison result between the rotation speed difference and the preset rotation speed difference to correct the power of the first high-pressure water pump, and set the corrected power of the first high-pressure water pump to be P3, where P3 is P1 × Xpz or P3 is P2 × Xpz, where Xpz is a power correction coefficient.
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