CN115364603A - Building blasting vibration reduction and dust fall device and using method - Google Patents
Building blasting vibration reduction and dust fall device and using method Download PDFInfo
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- CN115364603A CN115364603A CN202211006771.2A CN202211006771A CN115364603A CN 115364603 A CN115364603 A CN 115364603A CN 202211006771 A CN202211006771 A CN 202211006771A CN 115364603 A CN115364603 A CN 115364603A
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/0232—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means with at least one gas spring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/046—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means using combinations of springs of different kinds
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D5/00—Safety arrangements
- F42D5/04—Rendering explosive charges harmless, e.g. destroying ammunition; Rendering detonation of explosive charges harmless
- F42D5/045—Detonation-wave absorbing or damping means
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Abstract
The invention belongs to the technical field of blasting engineering, and provides a vibration-damping and dust-settling device for blasting of buildings, which comprises a force transmission mechanism, a water-air vibration-damping base and a pneumatic dust-settling device, wherein the water-air vibration-damping base comprises a pressing barrel body, a circle of buffer ring is arranged on the periphery of the top of the pressing barrel body, and the pressing barrel body is placed in a prefabricated pit, and the using method comprises the following steps: s1, setting up a device; s2, damping and dust falling; s3, recycling the device; according to the invention, the annular water spray pipe is arranged at the bottom of the mounting plate of the force transmission mechanism, and the annular water spray pipe is sprayed out through the high-pressure spray head by utilizing the characteristic that the force transmission mechanism is gradually close to the ground when being pressed down for vibration reduction, so that the ground near the device is wetted, the quantity of raised dust generated by the ground impacted by collapsed objects is effectively inhibited, the dust falling effect of the device is improved in cooperation with the pneumatic dust falling device, and the quantity of the raised dust is effectively reduced.
Description
Technical Field
The invention belongs to the technical field of blasting engineering, and particularly relates to a building blasting vibration reduction and dust fall device and a using method thereof.
Background
Along with the continuous development of urban construction, the demolition amount of a large number of old structures such as viaducts and houses in a city is increased year by year, in a complex urban environment, damages such as blasting vibration, grounding vibration and the like in the blasting demolition process of the structures seriously affect the safety of surrounding buildings and people, meanwhile, the dust yield of blasting demolition is very large, if dust cannot be effectively reduced in real time, dust in the environment not only seriously affects the normal production, life and body health of residents attached to blasting places, but also can cause severe pollution to the surrounding buildings.
At present, measures for weakening blasting vibration influence in blasting engineering mainly include laying bagged earth ridges or laying vibration damping cushion layers at collapsed parts of buildings (structures) and the like. The soil ridge paved with the bags has poor vibration reduction performance, and the collapsed objects can generate sand and dust which radiate outwards after contacting the bags, so that the subsequent cleaning work is also increased. Measures such as a damping cushion layer laid at a collapsed part are not deeply put into blasting engineering practice and related researches due to multiple factors such as poor damping effect, low economic benefit and the like, and damping facilities with low efficacy such as rough straws, sand bags and the like are mostly adopted at present.
In addition, CN202021300180.2 is a novel water gas bag for shock attenuation and dust fall of structure blasting, although can solve the vibration and raise dust problem because of the structure blasting production to a certain extent, because the water gas bag body that the elastomeric material of integrated design made, receive the restriction of preparation technology and material, its scope of action has great limitation, because only adopt flexible material, lack the consideration in the intensity problem, the blasting piece punctures it very easily and leads to its inefficacy, and the cleaning work after the blasting completion needs to be gone on the water gas bag body, and must all clear up and accomplish and just can realize retrieving, and the cleaning in-process easily causes its damage, and can not all be according to the form that the blasting collapsed like: the practical requirements of the directional dumping method, the in-situ vertical collapse method and the like are adjusted, so that the use form of the method is single, and the universality is poor.
In summary, it is necessary to develop a vibration damping device or system that has a good vibration damping effect, is convenient to recover, and can be recycled, and the vibration damping device or system is applied to blasting engineering practice to solve the above problems.
Disclosure of Invention
The invention provides a building blasting vibration-damping dust-settling device and a using method thereof, which have the advantages of vibration damping, good dust-settling effect, flexible arrangement, convenient recovery, recycling and the like, thereby solving the technical problems of large construction quantity, poor effect, secondary pollution, inconvenient recovery and the like of low-efficiency vibration-damping facilities using crude straws, sand bags and the like at present.
The invention is realized by the following steps:
a vibration-damping and dust-settling device for blasting of buildings comprises a force transmission mechanism, a water-air vibration-damping base and a pneumatic dust-settling device, wherein the bottom of the force transmission mechanism is connected to the interior of the water-air vibration-damping base in a sliding manner;
the water-gas vibration reduction base comprises a pressing barrel body, a circle of buffer ring is arranged on the periphery of the top of the pressing barrel body, the pressing barrel body is placed in a prefabricated pit, an extrusion air bag and an extrusion water bag are sequentially arranged in the pressing barrel body from bottom to top, an air inlet and outlet pipe is arranged on one side of the bottom of the periphery of the extrusion air bag, a plurality of building blasting vibration reduction and dust fall devices are uniformly distributed on the ground in a collapse range of a to-be-dismantled building, each air inlet and outlet pipe is connected into the pneumatic dust fall device through a gas pipe, and the pneumatic dust fall device carries out dust fall treatment by taking air in each extrusion air bag as driving force;
force transmission mechanism includes mounting panel and first pressing plate, the mounting panel with be close to between the first pressing plate all around the department evenly be fixed with many heel posts, and central fixedly connected with main water pipe, the top fixedly connected with rubber damping plate of mounting panel, and the bottom is provided with round annular spray pipe, annular spray pipe with the top intercommunication of main water pipe, the bottom of main water pipe with the extrusion water pocket intercommunication, first pressing plate sliding connection in press the staving inside.
Furthermore, a plurality of guide posts are uniformly arranged on the periphery of the inner wall of the pressing barrel body along the vertical direction, guide grooves are uniformly formed in the periphery of the first pressing plate corresponding to the guide posts, the first pressing plate is connected between the guide posts in a sliding mode through the guide grooves, a second pressing plate is arranged between the extrusion air bag and the extrusion water bag, the second pressing plate and the first pressing plate are completely the same in structure shape, and the second pressing plate is also connected between the guide posts in a sliding mode.
Further, the inner ring wall of annular spray pipe evenly is provided with a plurality of water supply branch pipes, and is a plurality of water supply branch pipe all communicate in the main water pipe just is close to top department all around, the bottom of annular spray pipe evenly is provided with a plurality of high pressure nozzle all around, and is a plurality of high pressure nozzle all points to precast pit ground all around, main water pipe one side all around still is provided with into water hand valve.
Furthermore, a water inlet nozzle is integrally formed in the center of the top of the extrusion water bag, a connecting flange is sleeved outside the water inlet nozzle and is fixedly connected to the center of the bottom of the first pressing plate through bolts in a fastening mode, and the folded edge of the water inlet nozzle is clamped and fixed between the bottom of the first pressing plate and the top of the connecting flange.
Further, pneumatic dust device includes high-pressure water tank, air compression equipment and dust fall spray tube, high-pressure water tank set up in being close to wait to tear open near the subaerial of the scope of collapsing of building, high-pressure water tank's a survey is provided with air compression equipment, the output department of air compression equipment be provided with the pressure gauge and through pressure regulating valve with high-pressure water tank's input intercommunication, many the gas-supply pipe also all passes through pressure regulating valve with pressure water tank intercommunication, pressure water tank's output department has two sets of dust fall spray tubes, each through the at least intercommunication of pipeline the pipeline all is provided with the on-off valve, and is two sets of the dust fall spray tube set up respectively in wait to tear open near subaerial and be relative setting of the scope of collapsing of building.
Further, air pipe grooves are formed between every two adjacent rows of precast pits, the air pipes are arranged in the corresponding air pipe grooves, and protection plates cover the tops of the air pipe grooves.
A method for using a building blasting vibration-damping dust-settling device comprises the following steps,
step S1, setting up a device,
the range of the collapse of the structure to be dismantled is calculated through design, then a plurality of prefabricated pits are reasonably arranged in the range for covering, and then the device is placed in the range, so that the water-air vibration reduction base is stable; the device is characterized in that a high-pressure water tank of a pneumatic dust-settling device is arranged at a proper position, two groups of dust-settling spray pipes are arranged on two opposite sides of a collapsed range, a plurality of devices are divided into a plurality of groups, after air inlet and outlet pipes of each group are connected in series through a gas pipe, a plurality of gas pipes are connected in series to be connected into a pressure regulating valve of the high-pressure water tank, compressed air enters each extrusion air bag through each gas pipe for standby, and a water source is communicated with a water inlet hand valve to fill water in each extrusion water bag for standby;
s2, damping vibration and falling dust,
when blasting happens, the pressure of the building collapsing is dispersed and acted on each force transmission mechanism, the pressure is transmitted into the water-air vibration damping base through the force transmission mechanisms, and the water bags are pressed and deformed by extrusion, so that clear water in each extrusion water bag enters the annular water spraying pipe through the main water pipe and each water supply branch pipe, and is sprayed out through the high-pressure spray heads to wet the ground around the device, and the dust on the ground is reduced; and the air in each extrusion air bag is extruded out due to the compression deformation of the extrusion air bags, and is finally input into the high-pressure water tank through the air inlet and outlet pipe and the air conveying pipe, clear water in the high-pressure water tank is sprayed out through each dust-settling spray pipe, the spraying collapse range is further settled aiming at the uplifted floating and sinking, and after the pressure in the high-pressure water tank is insufficient, the air pressure is supplemented by starting the air compression equipment.
S3, recycling the device,
after the blasting is finished, the force transmission mechanism is pressed into the water-air vibration reduction base due to the pressure, the rubber vibration reduction plate is flush with the prefabricated pithead, and the device can be integrally taken out by cleaning covered building debris.
The invention has the beneficial effects that:
1. according to the invention, the vibration reduction unit is arranged into an integral and firm structure, the force transmission mechanism is cooperated with the water-air vibration reduction base, and the extrusion water bag and the extrusion air bag are arranged in the water-air vibration reduction base, so that the impact force generated by the collapsed structure of the vibration reduction structure is effectively buffered, the impact force is converted into the driving force of the pneumatic dust fall device, the collapsed region is sprayed by the pneumatic dust fall device, the purpose of dust fall is realized, the energy consumption of dust fall is saved through the conversion and settlement of potential energy, the engineering blasting cost is effectively reduced, the blasting engineering is more energy-saving and environment-friendly, and the interference to surrounding residents is reduced to the lowest.
2. According to the invention, the annular water spray pipe is arranged at the bottom of the mounting plate of the force transmission mechanism, and by utilizing the characteristic that the force transmission mechanism is gradually close to the ground when being pressed down for vibration reduction, internal clear water is injected into the annular water spray pipe through the main water pipe by compression of the extrusion water bag and is sprayed out through the high-pressure spray head, so that the ground nearby the device is wetted, and the quantity of dust generated by impact of collapsed objects on the ground is effectively inhibited, thus the dust falling effect of the device is improved by cooperating with the pneumatic dust falling device, the extrusion water bag can play a role of vibration reduction and can assist dust falling at the same time by converting collapsed potential energy into kinetic energy of clear water spraying the ground, and the quantity of the dust is effectively reduced.
3. This device is overall design, therefore can be applicable to the form of collapsing of different blasting methods and arrange in a flexible way, and the monomer removes nimble hem, can demolish the transfer one by one after the blasting, and the power conduction mechanism after the damping stretches into inside aqueous vapor damping base, and top and ground parallel and level can not influence normal cleaning work, arranges in a flexible way, and the commonality is strong, easily retrieves, but cyclic utilization.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic overall perspective view of the present device;
FIG. 2 is a schematic view of the whole cross-section plan structure of the device;
FIG. 3 is an enlarged schematic view of FIG. 2 at A;
FIG. 4 is a schematic view of the overall layout of the apparatus;
fig. 5 is a flow chart of the method of use of the present device.
Description of reference numerals:
1. a force transmission mechanism; 101. a rubber vibration damping plate; 102. mounting a plate; 103. an annular water spray pipe; 10301. a water supply branch pipe; 10302. a high pressure spray head; 104. a load-bearing column; 105. a main water pipe; 106. a first pressing plate; 107. a buffer ring; 108. a guide groove; 109. a water inlet hand valve; 110. a connecting flange; 2. a water-gas vibration damping base; 201. pressing the barrel body; 202. extruding the water bag; 20201. a water inlet nozzle; 203. a guide post; 204. a second pressing plate; 205. extruding the air bag; 206. an air inlet pipe and an air outlet pipe; 3. pre-pit manufacturing; 4. a tracheal tube slot; 5. a gas delivery pipe; 6. a pneumatic dust falling device; 601. a high pressure water tank; 602. an air compression device; 603. a dust settling spray pipe; 604. a pressure gauge; 605. a pressure regulating valve; 606. an on-off valve; 7. and (5) the building is to be dismantled.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, are within the scope of protection of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
Examples
Specifically, as shown in fig. 1-4, a vibration-damping and dust-settling device for blasting of a building is provided, which comprises a force transmission mechanism 1, a water-air vibration-damping base 2 and a pneumatic dust-settling device 6, wherein the bottom of the force transmission mechanism 1 is slidably connected to the interior of the water-air vibration-damping base 2;
the water-air vibration reduction base 2 comprises a pressing barrel body 201, a circle of buffer ring 107 is arranged on the periphery of the top of the pressing barrel body 201, the pressing barrel body 201 is placed inside a prefabricated pit 3, an extrusion air bag 205 and an extrusion water bag 202 are sequentially arranged inside the pressing barrel body 201 from bottom to top, an air inlet and outlet pipe 206 is arranged on one side of the periphery bottom of the extrusion air bag 205, a plurality of building blasting vibration reduction and dust fall devices are uniformly arranged on the ground in the collapse range of a to-be-dismantled building 7, each air inlet and outlet pipe 206 is connected into a pneumatic dust fall device 6 through an air conveying pipe 5, and the pneumatic dust fall device 6 carries out dust fall treatment of dust through taking air in each extrusion air bag 205 as driving force;
The inner ring wall of annular spray pipe 103 evenly is provided with a plurality of water supply branch pipes 10301, and a plurality of water supply branch pipes 10301 all communicate around main water pipe 105 and be close to top department, and the bottom of annular spray pipe 103 evenly is provided with a plurality of high pressure nozzle 10302 all around, and a plurality of high pressure nozzle 10302 all point to prefabricated pit 3 ground all around, and main water pipe 105 one side all around still is provided with into water hand valve 109, and the hand valve 109 that intakes can external water source be the water injection of extrusion water pocket 202.
The water inlet 20201 is integrally formed in the center of the top of the extrusion water bag 202, the connecting flange 110 is sleeved outside the water inlet 20201, the connecting flange 110 is fixedly connected to the center of the bottom of the first pressing plate 106 through bolts, and the folded edge of the water inlet 20201 is clamped and fixed between the bottom of the first pressing plate 102 and the top of the connecting flange 110.
The inner wall of the pressing barrel body 201 is uniformly provided with a plurality of guide posts 203 along the vertical direction, the periphery of the first pressing plate 106 is uniformly provided with guide grooves 108 corresponding to the guide posts 203, the first pressing plate 106 is connected between the guide posts 203 through the guide grooves 108 in a sliding manner, a second pressing plate 204 is arranged between the extrusion air bag 205 and the extrusion water bag 202, the second pressing plate 204 is completely the same as the first pressing plate 106 in structural shape, the second pressing plate 204 is also connected between the guide posts 203 in a sliding manner, the guide grooves 108 are uniformly formed in the periphery of the first pressing plate 106 and the second pressing plate 204, and the guide grooves 108 are uniformly formed in the periphery of the pressing barrel body 201, so that the force transmission mechanism 1 is uniform and smooth in pressure transmission, the pressing plates are prevented from being jammed by side turning, the working efficiency of the device is further improved, the device can wet the surrounding ground, and stable vibration reduction and effective transmission of air are guaranteed.
Specifically, as shown in fig. 1-3, the extrusion water bag 202 and the extrusion air bag 205 are made of a pressure-resistant and elastic material such as a rubberized rubber, etc., the force transmission mechanism 1 is made of a metal structure, the falling pressure of a building collapse object is resisted by arranging the rubber damping plate 101 with a thickness of more than twenty centimeters on the top of the mounting plate 102, so as to prevent the deformation of the steel structure and achieve a certain damping effect, meanwhile, the force transmission mechanism 1 transmits the pressure to the extrusion water bag 202 and the extrusion air bag 205 vertically arranged in the water vapor damping base 2, the extrusion water bag 202 converts the pressure into power, the clean water inside the device passes through the water supply branch pipes 10301 and the annular water spray pipe 103 through the main water pipe 105 and then is sprayed out of the high-pressure spray nozzles 10302 to wet the ground around the device, so that the dust amount raised due to the collapse of the building is reduced, meanwhile, the pressure is converted into internal air transmission power by the extrusion air bag 205, the air is conveyed into the high-pressure water tank 601 through the air inlet and outlet pipe 206 through the air conveying pipe 5 to serve as the driving force of the pneumatic dust-falling device 6, dust falling is carried out on raised dust, in the process, the potential energy generated by the collapse of the building is buffered and converted through the extrusion water bag 202 and the extrusion air bag 205, the purpose of vibration reduction of the device is achieved, and the potential energy serves as the kinetic energy for dust falling, so that the energy-saving and environment-friendly functions of the device are achieved.
All be provided with trachea groove 4 between two rows of adjacent prefabricated pits 3, gas-supply pipe 5 sets up in corresponding trachea groove 4, and the trachea groove 4 top covers there is the guard plate.
Specifically, as shown in fig. 4, the high-pressure water tank 601 is a conventional device in the fields of fire fighting, environmental sanitation and the like, and the air compression device 602 is also a known prior art, so that the working principle of the high-pressure water tank is not repeated herein, the device reasonably reduces the working energy consumption of the pneumatic dust-settling device 6 while reducing vibration by converting the potential energy of the collapse of the building into the kinetic energy of the air conveyed by the extrusion air bag 205 and converting the kinetic energy into the working kinetic energy of the high-pressure water tank 601, the air is stably input into the high-pressure water tank 601 through the air inlet and outlet pipe 206 via the air conveying pipe 5 and the flow controlled by the pressure regulating valve 605, and the high-pressure water mist is sprayed out through the dust-settling spray pipe 603 arranged near the collapse range to inhibit the raised dust, and the pressure inside the high-pressure water tank 601 is detected by the pressure gauge 604 and is timely supplemented by the air compression device 602, so that the device inhibits the raised dust in the collapse range of the building from polluting the surrounding environment and other buildings under low energy consumption.
Another instant noodle, as shown in fig. 5, the invention provides a method for using a building blasting vibration-damping dust-settling device, which comprises the following specific steps:
step S1, setting up a device,
the range of the collapse of the structure to be dismantled is calculated through design, then a plurality of prefabricated pits 3 are reasonably arranged in the range for covering, and then the device is placed in the range, so that the water-air vibration reduction base 2 is stable; arranging a high-pressure water tank 601 of a pneumatic dust-settling device 6 at a proper position, arranging two groups of dust-settling spray pipes 603 on two opposite sides of a collapsed range, dividing a plurality of devices into a plurality of groups, connecting an air inlet pipe 206 of each group in series through an air conveying pipe 5, connecting a plurality of air conveying pipes 5 in series into a pressure regulating valve 605 of the high-pressure water tank 601, allowing compressed air to enter each extrusion air bag 205 through each air conveying pipe 5 for standby through air compression equipment 602, and filling water in each extrusion water bag 202 for standby through communicating a water source with an air inlet hand valve 109;
s2, damping vibration and falling dust,
when blasting happens, the pressure of the building collapsing is dispersed and acted on each force transmission mechanism 1, the pressure is transmitted into the base of the air vibration damping base 2 through the force transmission mechanisms 1, the water bags 202 are pressed and deformed through extrusion, so that the clear water in the extrusion water bags 202 enters the annular water spraying pipe 103 through the main water pipe 105 and the water supply branch pipes 10301, and is sprayed out through the high-pressure spray nozzles 10302 to wet the ground around the device, and the dust on the ground is reduced; the air in each extrusion air bag 205 is extruded out due to the compression deformation of the extrusion air bags 205, finally enters the high-pressure water tank 601 through the air inlet and outlet pipe 206 and the air conveying pipe 5, then is sprayed out by the clean water in the high-pressure water tank 601 through the dust settling spray pipes 603, is sprayed in the collapse range to further settle for the raised floating and sinking, and when the pressure in the high-pressure water tank 601 is insufficient, the air pressure is supplemented by starting the air compression equipment 602.
S3, recycling the device,
after the blasting is finished, the force transmission mechanism 1 is pressed into the water-air vibration damping base 2 due to pressure, the rubber vibration damping plate 101 is flush with the opening of the prefabricated pit 3, and the device can be integrally taken out by cleaning covered building debris.
It should be noted that the field layout shown in fig. 4 is only a specific form provided for adapting to the blasting collapse characteristics of the building in the present embodiment, and the blasting collapse modes of different building structures are, for example: other arrangements of the directional dumping method, the in-situ vertical collapse method, and the like may be used with flexibility, and therefore, other arrangements are also included within the scope of the present application.
It should be understood that the specific order or hierarchy of steps in the processes disclosed is an example of exemplary approaches. Based upon design preferences, it is understood that the specific order or hierarchy of steps in the processes may be rearranged without departing from the scope of the present disclosure. The accompanying method claims present elements of the various steps in a sample order, and are not intended to be limited to the specific order or hierarchy.
In the foregoing detailed description, various features are grouped together in a single embodiment for the purpose of streamlining the disclosure. This method of disclosure is not to be interpreted as reflecting an intention that the claimed embodiments of the subject matter require more features than are expressly recited in each claim. Rather, as the following claims reflect, invention lies in less than all features of a single disclosed embodiment. Thus, the following claims are hereby expressly incorporated into the detailed description, with each claim standing on its own as a separate preferred embodiment of the invention.
What has been described above includes examples of one or more embodiments. It is, of course, not possible to describe every conceivable combination of components or methodologies for purposes of describing the aforementioned embodiments, but one of ordinary skill in the art may recognize that many further combinations and permutations of various embodiments are possible. Accordingly, the embodiments described herein are intended to embrace all such alterations, modifications and variations that fall within the scope of the appended claims. Furthermore, to the extent that the term "includes" is used in either the detailed description or the claims, such term is intended to be inclusive in a manner similar to the term "comprising" as "comprising" is interpreted when employed as a transitional word in a claim. Furthermore, any use of the term "or" in the specification of the claims is intended to mean a "non-exclusive or".
Claims (7)
1. A vibration-damping and dust-settling device for blasting of buildings is characterized by comprising a force transmission mechanism, a water-air vibration-damping base and a pneumatic dust-settling device, wherein the bottom of the force transmission mechanism is connected to the interior of the water-air vibration-damping base in a sliding manner;
the water-gas vibration reduction base comprises a pressing barrel body, the pressing barrel body is placed in the prefabricated pit, a circle of buffer ring is arranged on the periphery of the top of the pressing barrel body, an extrusion air bag and an extrusion water bag are sequentially arranged in the pressing barrel body from bottom to top, an air inlet pipe and an air outlet pipe are arranged on one side of the bottom of the periphery of the extrusion air bag, a plurality of the building blasting vibration reduction and dust fall devices are uniformly distributed on the ground in a collapse range of a building to be dismantled, each air inlet pipe and each air outlet pipe are connected into the pneumatic dust fall device through air pipes, and the pneumatic dust fall device carries out dust raising treatment by taking air in each extrusion air bag as driving force;
force transmission mechanism includes mounting panel and first pressing plate, the mounting panel with be close to between the first pressing plate all around the department evenly be fixed with many heel posts, and central fixedly connected with main water pipe, the top fixedly connected with rubber damping plate of mounting panel, and the bottom is provided with round annular spray pipe, annular spray pipe with the top intercommunication of main water pipe, the bottom of main water pipe with the extrusion water pocket intercommunication, first pressing plate sliding connection in press the staving inside.
2. The building blasting vibration-damping dust-settling device according to claim 1, wherein a plurality of guide posts are uniformly arranged on the periphery of the inner wall of the pressing barrel body along the vertical direction, guide grooves are uniformly formed on the periphery of the first pressing plate corresponding to the guide posts, the first pressing plate is slidably connected among the guide posts through the guide grooves, a second pressing plate is arranged between the extrusion air bag and the extrusion water bag, the second pressing plate has the same structure shape as the first pressing plate, and the second pressing plate is slidably connected among the guide posts.
3. The building and construction blasting vibration reduction and dust fall device according to claim 1, wherein a plurality of water supply branch pipes are uniformly arranged on the inner annular wall of the annular water spray pipe, the plurality of water supply branch pipes are communicated with the periphery of the main water pipe and close to the top, a plurality of high-pressure nozzles are uniformly arranged on the periphery of the bottom of the annular water spray pipe, the plurality of high-pressure nozzles point to the ground around the prefabricated pit, and a water inlet hand valve is further arranged on one side of the periphery of the main water pipe.
4. A building blasting vibration-damping dust-settling device as claimed in claim 3, wherein a water inlet nozzle is integrally formed in the center of the top of the extrusion water bag, a connecting flange is sleeved outside the water inlet nozzle and fixedly connected to the center of the bottom of the first pressing plate through a bolt, and a folded edge of the water inlet nozzle is clamped and fixed between the bottom of the first pressing plate and the top of the connecting flange.
5. A building blasting vibration-damping dust-settling device as claimed in claim 1, wherein the pneumatic dust-settling device comprises a high-pressure water tank, an air compression device and dust-settling spray pipes, the high-pressure water tank is arranged on the ground near the collapse range of the building to be dismantled, the air compression device is arranged at one side of the high-pressure water tank, a pressure gauge is arranged at the output end of the air compression device and communicated with the input end of the high-pressure water tank through a pressure regulating valve, a plurality of air conveying pipes are communicated with the pressure water tank through the pressure regulating valve, at least two groups of dust-settling spray pipes are communicated with the output end of the pressure water tank through a pipeline, each pipeline is provided with an on-off valve, and the two groups of dust-settling spray pipes are respectively arranged on the ground near the collapse range of the building to be dismantled and are arranged oppositely.
6. The building blasting vibration-damping dust-settling device according to claim 5, wherein an air pipe groove is formed between each two adjacent rows of the precast pits, the air pipes are arranged in the corresponding air pipe grooves, and a protection plate covers the top of each air pipe groove.
7. The use method of the building blasting vibration-damping and dust-settling device is applied to the building blasting vibration-damping and dust-settling device according to the claims 1-6, and is characterized in that: comprises the following specific steps of the following steps,
step S1, setting up a device,
the range of collapse of a building to be dismantled is calculated through design, then a plurality of prefabricated pits are reasonably arranged in the range for covering, and then the device is placed in the range, so that the water-air vibration reduction base is stable; the device is characterized in that a high-pressure water tank of a pneumatic dust-settling device is arranged at a proper position, two groups of dust-settling spray pipes are arranged on two opposite sides of a collapsed range, a plurality of devices are divided into a plurality of groups, after air inlet and outlet pipes of each group are connected in series through a gas pipe, a plurality of gas pipes are connected in series to be connected into a pressure regulating valve of the high-pressure water tank, compressed air enters each extrusion air bag through each gas pipe for standby, and a water source is communicated with a water inlet hand valve to fill water in each extrusion water bag for standby;
s2, damping vibration and reducing dust,
when blasting happens, the pressure of the building collapsing is dispersed and acted on each force transmission mechanism, the pressure is transmitted into the water-air vibration damping base through the force transmission mechanisms, and the water bags are pressed and deformed by extrusion, so that clear water in each extrusion water bag enters the annular water spraying pipe through the main water pipe and each water supply branch pipe, and is sprayed out through the high-pressure spray heads to wet the ground around the device, and the dust on the ground is reduced; and the air in each extrusion air bag is extruded out due to the compression deformation of the extrusion air bags, and is finally input into the high-pressure water tank through the air inlet and outlet pipe and the air conveying pipe, clear water in the high-pressure water tank is sprayed out through each dust-settling spray pipe, the spraying collapse range is further settled aiming at the uplifted floating and sinking, and after the pressure in the high-pressure water tank is insufficient, the air pressure is supplemented by starting the air compression equipment.
Step S3, the recovery of the device,
after the blasting is finished, the force transmission mechanism is pressed into the water-air vibration damping base due to the pressure, the rubber vibration damping plate is flush with the prefabricated pithead, and the device can be integrally taken out by cleaning covered building fragments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211006771.2A CN115364603A (en) | 2022-08-12 | 2022-08-12 | Building blasting vibration reduction and dust fall device and using method |
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| CN202211006771.2A CN115364603A (en) | 2022-08-12 | 2022-08-12 | Building blasting vibration reduction and dust fall device and using method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116427555A (en) * | 2023-02-22 | 2023-07-14 | 应急管理部天津消防研究所 | Prefabricated assembly type fireproof and active self-cleaning function shock insulation support system and implementation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116427555A (en) * | 2023-02-22 | 2023-07-14 | 应急管理部天津消防研究所 | Prefabricated assembly type fireproof and active self-cleaning function shock insulation support system and implementation method |
| CN116427555B (en) * | 2023-02-22 | 2024-02-27 | 应急管理部天津消防研究所 | Prefabricated fireproof and active self-cleaning function shock insulation support system and use method thereof |
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