CN114177731B - Dust collector for building construction - Google Patents
Dust collector for building construction Download PDFInfo
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- CN114177731B CN114177731B CN202111329250.6A CN202111329250A CN114177731B CN 114177731 B CN114177731 B CN 114177731B CN 202111329250 A CN202111329250 A CN 202111329250A CN 114177731 B CN114177731 B CN 114177731B
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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 collection device 2 arranged on the bearing box 1 and used for absorbing floating dust, a dust falling device arranged on the bearing box 1 and used for spraying the dust falling, a first detection device and a second detection device arranged on the dust collection device 2 and used for detecting floating dust data of a construction site, and a controller arranged on the bearing box 1, wherein the first detection device and the second detection device are arranged on the dust collection device 2; through setting up dust extraction 2 and dust device's combination, when detecting that the floating dust is in the low level, carry out the dust absorption through dust extraction 2 and control dust device when dust collection efficiency can not reach the requirement and add common dust removal to reach better dust removal effect, and when detecting that the floating dust is in the high level, carry out the dust removal jointly through dust extraction 2 and dust device, and when detecting that dust collection efficiency can not reach the requirement, adjust the fan rotational speed in dust extraction 2 in order to improve dust collection 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 has very important roles in modern production and life, but in the building construction process, the diffusion of building rubbish and ground dust is often accompanied, so that adverse effects are brought to the environment, and the physical and psychological health of building constructors and surrounding residents are very adverse, and as the building construction area is generally larger, the floating dust generation range is relatively larger, and once the floating dust diffuses out of the construction range, the surrounding environment influence range is relatively larger. And flying dust generated by the construction waste contains a large amount of carcinogenic and pathogenic substances, and the flying dust is scattered in the air, so that people and animals inhale the flying dust to cause illness.
The prior art has developed a large amount of dust collector for in construction, has all played important effect for reducing construction site dust in the construction work process, but prior art's construction dust collector, the floating dust has diffused certain time when detecting the floating dust to in time to in the 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 dust removing device for building construction, which is used for solving the problem that the dust removing efficiency is low because the dust removing device cannot be accurately controlled according to a detection result in the prior art.
In order to achieve the above-mentioned purpose, the present invention provides a dust collector for construction, comprising a carrying case 1, a dust collector 2 arranged on the carrying case 1 for sucking floating dust, a dust collector arranged on the carrying case 1 for spraying the dust, a first detection device and a second detection device arranged on the dust collector 2 for detecting floating dust data of construction sites, and a controller arranged on the carrying case 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 arranged in the rolling type filter screen, the cleaning gun is arranged on one side of the filter screen, and the third detection device is arranged on one side of the rolling type filter screen close to the cleaning gun;
the dust settling device comprises at least four atomizing spray heads which can be adjusted in direction and are used for atomizing dust settling, and a first high-pressure water pump which is connected with the atomizing spray heads through pipelines and is used for providing high-pressure water flow for the atomizing spray heads;
the controller comprises a data acquisition module for acquiring data detected by the first detection device, the second detection device and the third detection device, a data analysis module for analyzing the data acquired by the data acquisition module, and a parameter adjustment module for adjusting the operation parameters of the dust removal device according to the analysis result of the data analysis module;
the controller is arranged on the end surface of the bearing box 1 far away from the dust collection device 2 and is connected with a fan, a rolling filter screen, a first high-pressure water pump and a second high-pressure water pump of the dust collection device 2;
the data acquisition module is further configured to acquire a diffusion range of the floating dust when the first detection device detects the existence of the floating dust, compare the diffusion range with a preset diffusion range, determine to start the dust collection device 2 and/or the dust settling device according to the comparison result, and determine the fan starting rotation speed when the dust collection device 2 is started and/or the starting power of the first high-pressure water pump when the dust settling 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 the 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 the fan to be started only at a first rotating speed V1 for dust collection;
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 the fan to be started only at the second rotating speed V2 for dust collection;
if G is larger than G0 and H is smaller than or equal to H0, the data analysis module judges that the floating dust diffusion range is large, and the controller controls the first high-pressure water pump to be started with first power P1 to reduce dust and the fan to be started with first rotating speed V1 to suck dust;
if G is larger than G0 and H is larger than H0, the data analysis module judges that the floating dust diffusion range is larger, and the controller controls the first high-pressure water pump to be started with first power P1 and the fan to be started with second rotating speed V2 for dust collection.
Further, the data analysis module is further configured to set i=1, 2 when the controller controls the fan to start only with the ith rotation speed Vi to perform dust collection, the data acquisition module acquires a diffusion speed W of the floating dust within a preset 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 a comparison result;
if W is less than or equal to W0, the parameter adjustment module judges that the fan rotating speed is not adjusted;
if W is more than W0, the parameter adjustment module determines to adjust the fan speed.
Further, the parameter adjustment module is configured to calculate a speed difference Δw between the diffusion speed W and a preset diffusion speed W0 when determining to adjust the fan speed, set Δw=w-W0, and select a corresponding adjustment coefficient according to a comparison result of the speed difference and the preset speed difference to adjust the fan speed, where the parameter adjustment module sets the adjusted fan speed to Vij, and sets vij=vi× Kvj, and Kvj is a speed adjustment coefficient.
Further, the data analysis module is further configured to obtain a dust thickness D of the filter screen detected by the third detection device within a preset period t when the controller controls the ith high-pressure water pump to be started with the first power P1 and the ith rotation speed Vi to be started with the fan to perform dust collection, compare the dust thickness D with a first preset dust thickness D1 and a second preset 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 rotation speed of the fan according to the comparison result,
if D is less than or equal to D1, the parameter adjustment module judges that the power and/or the fan rotating speed are not adjusted;
if D1 is more than D and less than or equal to D2, the parameter adjustment module judges that the power is adjusted;
and if D is more than D2, the parameter adjustment module judges to adjust the rotating speed of the fan.
Further, the parameter adjustment module is further configured to calculate a first thickness difference Δda between the floating dust thickness and a first preset floating dust thickness D1 when the power is adjusted, set Δda=d-D1, select a corresponding power adjustment coefficient according to a comparison result of the first thickness difference and the preset thickness difference, and adjust the power of the first high-pressure water pump, where Kpe is a power adjustment coefficient, and the parameter adjustment module sets the adjusted power of the first high-pressure water pump to P2, and sets p2=p1×kpe.
Further, the parameter adjustment module is further configured to determine that when the fan rotation speed is adjusted, calculate a second thickness difference Δdb between the floating dust thickness and a second preset floating dust thickness D2, set Δdb=d-D2, and select a corresponding rotation speed adjustment coefficient according to a comparison result between the second thickness difference and the preset thickness difference to adjust the fan rotation speed, where the parameter adjustment module sets the fan rotation speed with the adjusted thickness to Vij, and sets vij=vi× Kvj.
Further, when the third detection device detects that the floating dust thickness D is greater than the second preset floating dust thickness D2, the controller is further configured to control the filter screen to be started to roll and start the second high-pressure water pump with the first power P1, so that the cleaning gun washes the filter screen.
The data acquisition module is also used for acquiring the floating dust concentration variation Q in a preset period t detected by the second detection device when the fan of the dust collection device 2 is started to collect dust and the first high-pressure water pump of the dust collection device is started to collect dust, the data analysis module compares the floating dust concentration variation Q with the preset floating dust concentration variation Q0 and judges whether the dust collection efficiency is qualified according to the comparison result,
if Q is more 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 adjustment module is further configured to calculate a variation difference Δq 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 qualified, set Δq=q0-Q, and select a corresponding correction coefficient to correct the fan rotation speed according to a comparison result of the variation difference and the preset variation difference, where Xvs is a rotation speed correction coefficient, and the parameter adjustment module sets the corrected fan rotation speed as Vis, and sets vis=vij× Xvs.
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, determine whether to correct the power of the first high-pressure water pump according to the comparison result,
when Vis is larger than Vmax, the parameter adjustment 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 adjustment module judges that the power of the first high-pressure water pump is not corrected;
the parameter adjustment module is further configured to calculate a rotation speed difference Δv between the corrected thickness fan rotation speed Vis and a preset maximum fan rotation speed Vmax when the parameter adjustment 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 of the rotation speed difference and the preset rotation speed difference, where Xpz is a power correction coefficient, and the parameter adjustment module sets the corrected power of the first high-pressure water pump as P3 and sets p3=p1× Xpz or p3=p2× Xpz.
Compared with the prior art, the dust collection device has the beneficial effects that through the combination of the dust collection device 2 and the dust fall device, when the floating dust is detected to be in a low position, the dust collection device 2 is used for collecting dust, and when the dust collection efficiency can not meet the requirement, the dust fall device is controlled to add common dust collection, so that a better dust collection effect is achieved, when the floating dust is detected to be in a high position, the dust collection device 2 and the dust fall device are used for collecting dust together, and when the dust collection efficiency can not meet the requirement, the rotating speed of a fan in the dust collection device 2 is regulated so as to improve the dust collection efficiency.
In particular, by modularization of the controller, each module correspondingly analyzes and processes the detection result of the detection device, the processing speed of the detected data is improved, and therefore the dust removal efficiency is further improved.
In particular, the preset value is set in each module, and the fan rotating speed of the dust collection device 2 and the water pump power of the dust collection device are adjusted according to the comparison result of the preset value and the actual value, so that the dust collection efficiency is maximized.
Further, a preset floating dust diffusion range is set in the data analysis module, and the fan and the rotating speed of the dust removing device and/or the first high-pressure water pump and the starting power of the dust removing device are/is started 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 control precision of the dust removing device is improved, and the dust removing efficiency is further improved.
Further, a preset diffusion speed is set in the data acquisition module, whether the fan rotation speed is regulated or not is determined according to a comparison result of the diffusion speed in a preset period detected by the first detection device and the preset diffusion speed, when the regulation is judged, a difference value between the diffusion speed and the preset diffusion speed is calculated, the fan rotation speed is regulated according to a comparison result of the speed difference value and the preset speed difference value, and a corresponding regulation coefficient is selected to regulate the fan rotation speed, 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 structural view of a dust-removing device for building construction according to the present invention;
Detailed Description
In order that the objects and advantages of the invention will become more apparent, the invention will be further described with reference to the following examples; it should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of 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 merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention.
It should be noted that, in the description of the present invention, terms such as "upper," "lower," "left," "right," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, 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 explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.
Fig. 1 is a schematic structural diagram of a dust-removing device for construction of the present invention.
The invention relates to a dust removing device for building construction, which comprises a bearing box 1, a dust collecting device 2 arranged on the bearing box 1 and used for absorbing floating dust, a dust removing device 3 arranged on the bearing box 1 and used for spraying the dust removing, a first detecting device 4 and a second detecting device 5 arranged on the dust collecting 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 carrying clear water and a sewage cavity 12 for carrying sewage are arranged in the carrying case 1;
the dust collection device 2 comprises a plurality of fans 21 for sucking floating dust, a rolling filter screen 22, at least one cleaning gun 23 for cleaning the filter screen, a second high-pressure water pump 24 connected with the cleaning gun through a pipeline, and a third detection device 6 for detecting the thickness of dust on the filter screen, wherein the fans 21 are arranged inside the rolling filter screen 22, the cleaning gun 23 is arranged on one side of the filter screen 22, and the third detection device 6 is arranged on one side of the rolling filter screen 22 close to the cleaning gun 23.
The dust settling device 3 comprises at least four direction-adjustable atomizing spray heads 31 for atomizing dust settling, and a first high-pressure water pump 32 which is connected with the atomizing spray heads through a pipeline and is used for providing high-pressure water flow for the atomizing spray heads;
the rolling type dust collection device is characterized in that 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 carrying box 1, which is close to the dust collection device 2;
the controller 7 includes a data acquisition module (not shown) for acquiring the data detected by the first detecting device 4, the second detecting device 5 and the third detecting 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 the operation parameters of the dust removing device according to the 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 of the bearing box 1 far away from the dust collection device 2 and is connected with a fan, a rolling filter screen, a first high-pressure water pump and a second high-pressure water pump of the dust collection device 2.
The lower part of the bearing box 1 is also provided with a moving wheel, and the controller is also connected with the moving wheel and used for controlling the dust removing 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 the 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 3 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 the fan to be started only at a first rotating speed V1 for dust collection;
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 the fan to be started only at the second rotating speed V2 for dust collection;
if G is larger than G0 and H is smaller than or equal to H0, the data analysis module judges that the floating dust diffusion range is large, and the controller controls the first high-pressure water pump to be started with first power P1 to reduce dust and the fan to be started with first rotating speed V1 to suck dust;
if G is larger than G0 and H is larger than H0, the data analysis module judges that the floating dust diffusion range is larger, and the controller controls the first high-pressure water pump to be started with first power P1 and the fan to be started with second rotating speed V2 for dust collection.
Specifically, when the controller controls the fan to start only at the ith rotating speed Vi to perform dust collection, the data analysis module is further configured to set i=1, 2, the data acquisition module acquires the diffusion speed W of the floating dust in the preset 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 adjustment module judges that the fan rotating speed is not adjusted;
if W is more than W0, the parameter adjustment module determines to adjust the fan speed.
Specifically, the parameter adjustment module is configured to calculate a speed difference Δw between the diffusion speed W and a preset diffusion speed W0 when determining to adjust the fan speed, set Δw=w-W0, select a corresponding adjustment coefficient according to a comparison result of the speed difference and the preset speed difference, and adjust the fan speed,
wherein the parameter adjustment module is provided with a first preset speed difference DeltaW 1, a second preset speed difference DeltaW 2, a third preset speed difference DeltaW 3, a first rotation speed adjustment coefficient Kv1, a second rotation speed adjustment coefficient Kv2 and a third rotation speed adjustment coefficient Kv3, wherein DeltaW 1 < DeltaW2 < DeltaW3, kv1 < Kv2 < Kv3 < 1.5,
when DeltaW is less than or equal to DeltaW 1, the parameter adjustment module selects a first rotation speed adjustment coefficient Kv1 to adjust the rotation speed of the fan;
when DeltaW 1 is less than DeltaW 2, the parameter adjustment module selects a second rotation speed adjustment coefficient Kv2 to adjust the rotation speed of the fan;
when DeltaW 2 is less than DeltaW 3, the parameter adjustment module selects a third rotation speed adjustment coefficient Kv3 to adjust the rotation speed of the fan;
when the j-th rotation speed adjusting coefficient Kvj is selected to adjust the rotation speed of the fan, the parameter adjusting module sets j=1, 2 and 3, and the parameter adjusting module sets the adjusted rotation speed of the fan to Vij and sets vij=vi× Kvj.
Specifically, the data analysis module is further configured to obtain a dust thickness D of the filter screen detected by the third detection device within a preset period t when the controller controls the ith high-pressure water pump to be started with a first power P1 and the ith rotation speed Vi to be started with the fan to perform dust collection, compare the dust thickness D with a first preset dust thickness D1 and a second preset 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 rotation speed of the fan according to the comparison result,
if D is less than or equal to D1, the parameter adjustment module judges that the power and/or the fan rotating speed are not adjusted;
if D1 is more than D and less than or equal to D2, the parameter adjustment module judges that the power is adjusted;
and if D is more than D2, the parameter adjustment module judges to adjust the rotating speed of the fan.
Specifically, the parameter adjustment module is further configured to calculate a first thickness difference Δda between the floating dust thickness and a first preset floating dust thickness D1 when the power is adjusted, set Δa1=d-D1, select a corresponding power adjustment coefficient according to a comparison result of the first thickness difference and the preset thickness difference, and adjust the power of the first high-pressure water pump,
wherein the parameter adjustment 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 adjustment coefficient Kp1, a second power adjustment coefficient Kp2 and a third power adjustment coefficient Kp3, wherein delta D1 < [ delta ] D2 < [ delta ] D3, kp1 < Kp2 < Kp3 < 1.5,
when the delta Da is less than or equal to delta D1, the parameter adjustment module selects a first power adjustment coefficient Kp1 to adjust the power of the first high-pressure water pump;
when DeltaD 1 is less than DeltaDa and less than or equal to DeltaD 2, the parameter adjusting module selects a second power adjusting coefficient Kp2 to adjust the power of the first high-pressure water pump;
when DeltaD 2 is less than DeltaDa and less than or equal to DeltaD 3, the parameter adjustment module selects a third power adjustment coefficient Kp3 to adjust the power of the first high-pressure water pump;
when the parameter adjustment module selects the e-th power adjustment coefficient Kpe to adjust the power of the first high-pressure water pump, setting e=1, 2 and 3, setting the adjusted power of the first high-pressure water pump to P2, and setting p2=p1×kpe.
Specifically, the parameter adjustment module is further configured to determine that when the fan speed is adjusted, calculate a second thickness difference Δdb between the floating dust thickness and a second preset floating dust thickness D2, set Δdb=d-D2, select a corresponding speed adjustment coefficient according to a comparison result of the second thickness difference and the preset thickness difference, and adjust the fan speed,
when the delta Db is less than or equal to delta D1, the parameter adjustment module selects a first rotation speed adjustment coefficient Kv1 to adjust the rotation speed of the fan;
when DeltaD 1 < DeltaDbis less than or equal to DeltaD 2, the parameter adjustment module selects a second rotation speed adjustment coefficient Kv2 to adjust the rotation speed of the fan;
when DeltaD 2 < DeltaDbis less than or equal to DeltaD 3, the parameter adjustment module selects a third rotation speed adjustment coefficient Kv3 to adjust the rotation speed of the fan;
when the parameter adjustment module selects the j-th rotation speed adjustment coefficient Kvj to adjust the rotation speed of the fan, j=1, 2,3 is set, and the parameter adjustment module sets the rotation speed of the fan with the adjusted thickness to Vij, and vij=vi× Kvj is set.
Specifically, when the third detection device detects that the floating dust thickness D is larger than the second preset floating dust thickness D2, the controller is used for controlling the filter screen to roll and starting the second high-pressure water pump with the first power P1 so that the cleaning gun can clean the filter screen.
The data acquisition module is also used for acquiring the floating dust concentration variation Q in a preset period t detected by the second detection device when the fan of the dust collection device 2 is started to collect dust and the first high-pressure water pump of the dust collection device is started to collect dust, the data analysis module compares the floating dust concentration variation Q with the preset floating dust concentration variation Q0 and judges whether the dust collection efficiency is qualified according to the comparison result,
if Q is more 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 adjustment module is further configured to calculate a variation difference Δq 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 acceptable, set Δq=q0-Q, select a corresponding correction coefficient according to a comparison result of the variation difference and the preset variation difference to correct the fan rotation speed,
wherein the parameter adjustment module is also provided with a first preset variation difference DeltaQ 1, a second preset variation difference DeltaQ 2, a third preset variation difference DeltaQ 3, a first rotation speed correction coefficient Xv1, a second rotation speed correction coefficient Xv2 and a third rotation speed correction coefficient Xv3, wherein DeltaQ 1 < DeltaQ2 < DeltaQ3, xv1 < Xv2 < Xv3 < 2,
when DeltaQ is less than or equal to DeltaQ 1, the parameter adjustment module selects a first rotational speed correction coefficient Xv1 to correct the rotational speed of the fan;
when DeltaQ 1 is less than DeltaQ 2, the parameter adjustment module selects a second rotation speed correction coefficient Xv2 to correct the rotation speed of the fan;
when DeltaQ 2 is less than DeltaQ 3, the parameter adjustment module selects a third rotation speed correction coefficient Xv3 to correct the rotation speed of the fan;
when the parameter adjustment module selects the s-th rotation speed correction coefficient Xvs to correct the rotation speed of the fan, s=1, 2,3 is set, and the parameter adjustment module sets the corrected rotation speed of the fan as Vis, and vis=vij× Xvs is set.
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, determine whether to correct the power of the first high-pressure water pump according to the comparison result,
when Vis is larger than Vmax, the parameter adjustment 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 adjustment module judges that the power of the first high-pressure water pump is not corrected.
Specifically, when the parameter adjustment module determines that the power of the first high-pressure water pump is corrected, the parameter adjustment module calculates a rotational speed difference DeltaV between the corrected thickness fan rotational speed Vis and a preset maximum fan rotational speed Vmax, selects a corresponding power correction coefficient according to a comparison result of the rotational speed difference and the preset rotational speed difference, corrects the power of the first high-pressure water pump,
wherein the parameter adjustment module is also provided with a first preset rotational speed difference DeltaV 1, a second preset rotational speed difference DeltaV 2, a third preset rotational speed difference DeltaV 3, a first power correction coefficient Xp1, a second power correction coefficient Xp2 and a third power correction coefficient Xp3, wherein DeltaV 1 < DeltaV2 < DeltaV3, xp1 < Xp2 < Xp3 < 2,
when DeltaV is less than or equal to DeltaV 1, the parameter adjustment module selects a first power correction coefficient Xp1 to correct the power of the first high-pressure water pump;
when DeltaV 1 is less than DeltaV 2, the parameter adjustment module selects a second power correction coefficient Xp2 to correct the power of the first high-pressure water pump;
when DeltaV 2 is less than DeltaV 3, the parameter adjustment module selects a third power correction coefficient Xp3 to correct the power of the first high-pressure water pump;
when the parameter adjustment module selects the z-th power correction coefficient Xpz to correct the power of the first high-pressure water pump, setting z=1, 2,3, setting the corrected power of the first high-pressure water pump to P3, and setting p3=p1× Xpz or p3=p2× Xpz.
Thus far, the technical solution of the present invention has 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 protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will be within the scope of the present invention.
The foregoing description is only of the preferred embodiments of the invention and is not intended to limit the invention; various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The dust removing device for the building construction is characterized by comprising a bearing box 1, a dust collecting 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 the dust falling, a first detecting device and a second detecting device arranged on the dust collecting 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 arranged in the rolling type filter screen, the cleaning gun is arranged on one side of the filter screen, and the third detection device is arranged on one side of the rolling type filter screen close to the cleaning gun;
the dust settling device comprises at least four atomizing spray heads which can be adjusted in direction and are used for atomizing dust settling, and a first high-pressure water pump which is connected with the atomizing spray heads through pipelines and is used for providing high-pressure water flow for the atomizing spray heads;
the controller comprises a data acquisition module for acquiring data detected by the first detection device, the second detection device and the third detection device, a data analysis module for analyzing the data acquired by the data acquisition module, and a parameter adjustment module for adjusting the operation parameters of the dust removal device according to the analysis result of the data analysis module;
the controller is arranged on the end surface of the bearing box 1 far away from the dust collection device 2 and is connected with a fan, a rolling filter screen, a first high-pressure water pump and a second high-pressure water pump of the dust collection device 2;
the data acquisition module is further used for acquiring a diffusion range of floating dust when the first detection device detects the existence of the floating dust, comparing the diffusion range with a preset diffusion range, determining to start the dust collection device 2 and/or the dust fall device according to the comparison result, and determining the starting rotation 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 fall device is started;
the controller is used for controlling the dust removing device to move to a position to be removed when removing dust, 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 judging that floating dust exists at the dust removing position by the data analysis module, the data analysis module compares the floating dust diffusion range F (G, H) with a preset floating dust diffusion range F0 (G0, H0), and determines to start the dust collecting device 2 and/or the dust removing device according to the comparison result, wherein G is the floating dust diffusion height, G0 is the preset floating dust diffusion height, H is the floating dust diffusion width, H0 is the 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 the fan to be started only at a first rotating speed V1 for dust collection;
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 the fan to be started only at the second rotating speed V2 for dust collection;
if G is larger than G0 and H is smaller than or equal to H0, the data analysis module judges that the floating dust diffusion range is large, and the controller controls the first high-pressure water pump to be started with first power P1 to reduce dust and the fan to be started with first rotating speed V1 to suck dust;
if G is larger than G0 and H is larger than H0, the data analysis module judges that the floating dust diffusion range is larger, and the controller controls the first high-pressure water pump to be started with first power P1 and the fan to be started with second rotating speed V2 for dust collection.
2. The dust collector for construction of claim 1, wherein the data analysis module is further configured to set i=1, 2 when the controller controls the fan to start only at the i-th rotation speed Vi to collect dust, the data acquisition module acquires a diffusion speed W of the floating dust in a preset 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 adjustment module judges that the fan rotating speed is not adjusted;
if W is more than W0, the parameter adjustment module determines to adjust the fan speed.
3. The dust collector for construction of claim 2, wherein the parameter adjusting module is configured to calculate a speed difference Δw between the diffusion speed W and a preset diffusion speed W0 when determining to adjust the fan speed, set Δw=w-W0, and select a corresponding adjustment coefficient according to a comparison result of the speed difference and the preset speed difference to adjust the fan speed, and the parameter adjusting module sets the adjusted fan speed to Vij, and sets vij=vi× Kvj, where Kvj is a speed adjustment coefficient.
4. The dust collector for construction of claim 3, wherein the data analysis module is further configured to obtain a dust thickness D of the filter screen detected by the third detection device during a preset period t and compare the dust thickness D with a first preset dust thickness D1 and a second preset dust thickness D2 when the controller controls the ith high-pressure water pump to be started with a first power P1 and the ith rotation speed Vi to be started with the fan to collect dust, the parameter adjustment 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 judges that the power and/or the fan rotating speed are not adjusted;
if D1 is more than D and less than or equal to D2, the parameter adjustment module judges that the power is adjusted;
and if D is more than D2, the parameter adjustment module judges to adjust the rotating speed of the fan.
5. The dust collector of claim 4, wherein the parameter adjustment module is further configured to calculate a first thickness difference Δda between the floating dust thickness and a first preset floating dust thickness D1, set Δda=d-D1, and select a corresponding power adjustment coefficient according to a comparison result of the first thickness difference and the preset thickness difference to adjust the power of the first high-pressure water pump, and the parameter adjustment module sets the adjusted power of the first high-pressure water pump to P2, and sets p2=p1×kpe, where Kpe is the power adjustment coefficient.
6. The dust collector of claim 5, wherein the parameter adjustment module is further configured to determine that when adjusting the fan speed, calculate a second thickness difference Δdb between the floating dust thickness and a second preset floating dust thickness D2, set Δdb=d-D2, and select a corresponding speed adjustment coefficient to adjust the fan speed according to a comparison result of the second thickness difference and the preset thickness difference, and the parameter adjustment module sets the fan speed with the adjusted thickness to Vij, and sets vij=vi× Kvj.
7. The construction dust collector according to claim 6, wherein the controller is further configured to control the filter screen to roll and to start the second high pressure water pump at the first power P1 to cause the cleaning gun to flush the filter screen when the third detection device detects that the floating dust thickness D is greater than the second preset floating dust thickness D2;
the data acquisition module is also used for acquiring the floating dust concentration variation Q in a preset period t detected by the second detection device when the fan of the dust collection device 2 is started to collect dust and the first high-pressure water pump of the dust collection device is started to collect dust, the data analysis module compares the floating dust concentration variation Q with the preset floating dust concentration variation Q0 and judges whether the dust collection efficiency is qualified according to the comparison result,
if Q is more 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.
8. The dust collector of claim 7, wherein the parameter adjustment module is further configured to calculate a variation difference Δq between the floating dust concentration variation Q and a preset floating dust concentration variation Q0 when the data analysis module determines that the dust collection efficiency is not acceptable, set Δq=q0-Q, and select a corresponding correction coefficient to correct the fan rotation speed according to a comparison result of the variation difference and the preset variation difference, and the parameter adjustment module sets the corrected fan rotation speed as Vis, and sets vis=vij× Xvs, wherein Xvs is a rotation speed correction coefficient.
9. The apparatus of claim 8, wherein the data analysis module is further configured to compare the corrected fan speed Vis with a preset maximum fan speed Vmax after the parameter adjustment module corrects the fan speed, determine whether to correct the power of the first high-pressure water pump according to the comparison result,
when Vis is larger than Vmax, the parameter adjustment 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 adjustment module judges that the power of the first high-pressure water pump is not corrected;
the parameter adjustment module is further configured to calculate a rotation speed difference Δv between the corrected thickness fan rotation speed Vis and a preset maximum fan rotation speed Vmax when the parameter adjustment 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 of the rotation speed difference and the preset rotation speed difference, where Xpz is a power correction coefficient, and the parameter adjustment module sets the corrected power of the first high-pressure water pump as P3 and sets p3=p1× Xpz or p3=p2× Xpz.
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| CN213314155U (en) * | 2020-09-28 | 2021-06-01 | 百色学院 | Automatic dust collector in building engineering construction place |
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| EP2937031A1 (en) * | 2014-04-23 | 2015-10-28 | HILTI Aktiengesellschaft | Mode change |
| CN212942125U (en) * | 2020-07-17 | 2021-04-13 | 江苏大学 | Charged fine water mist dust removal filter element |
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