CN117160168B - Cooling and dedusting device and method for civil engineering construction - Google Patents

Cooling and dedusting device and method for civil engineering construction Download PDF

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Publication number
CN117160168B
CN117160168B CN202311259702.7A CN202311259702A CN117160168B CN 117160168 B CN117160168 B CN 117160168B CN 202311259702 A CN202311259702 A CN 202311259702A CN 117160168 B CN117160168 B CN 117160168B
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water
drives
rod
cooling
pipe
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CN117160168A (en
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丁舸
黄昱霖
刘其权
欧阳磊
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Chengdu Zhongpin Construction Engineering Co ltd
Sichuan Institute of Building Research
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Chengdu Zhongpin Construction Engineering Co ltd
Sichuan Institute of Building Research
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Abstract

The invention discloses a cooling and dedusting device and a cooling and dedusting method for civil construction, which relate to the technical field of cooling and dedusting in a civil construction area, and comprise a refrigerant storage tank fixedly arranged at the top of a water tank and a top plate fixedly arranged at the top of the refrigerant storage tank, wherein a lower baffle plate, an upper baffle plate and a hollow disc are sequentially welded in the refrigerant storage tank from bottom to top; the top surface of the top plate is provided with a swinging and floating mechanism for increasing the contact area of water mist and dust; the lower tip of oscillating axle runs through hollow disc, last baffle in order and stretches into in airtight intracavity, has set firmly a plurality of blades on the cylinder of oscillating axle lower extreme, the upper end of oscillating axle is connected with connecting plate, square pole and dead lever in order, and the top of dead lever is provided with a plurality of spraying mechanism along its circumference, and the outer port department of outlet pipe is connected with spherical shower nozzle, and the inner port department of outlet pipe is connected with the hose, the other end and the annular water piping connection of hose. The beneficial effects of the invention are as follows: greatly improves the dust removal efficiency and the cooling effect.

Description

Cooling and dedusting device and method for civil engineering construction
Technical Field
The invention relates to the technical field of cooling and dust removal in a civil engineering area, in particular to a cooling and dust removal device and method for civil engineering.
Background
On the ground of civil engineering, a great amount of dust is often raised due to the construction, and the raised dust certainly affects the surrounding working environment. In summer, the surrounding temperature of the civil engineering construction area is high, and the operation safety of construction workers is affected. In order to reduce the environmental high temperature of the civil engineering region and remove the raised dust generated in the civil engineering region, the cooling and dedusting device shown in fig. 1-2 is adopted for cooling and dedusting.
The cooling and dust removing device comprises a water tank 1, a top plate 3 fixedly arranged at the top of the water tank 1, a connecting rod 40 fixedly arranged at the top of the top plate 3, a disc 41 fixedly arranged at the top of the connecting rod 40, a plurality of water outlet pipes 24 fixedly arranged on the outer edge of the disc 41 along the circumferential direction of the disc, a spherical spray head 25 connected to the outer port of each water outlet pipe 24, an annular water pipe 13 fixedly arranged on the top surface of the top plate 3 and positioned outside the connecting rod 40, a plurality of connectors arranged on the top surface of the annular water pipe 13 along the circumferential direction of the top surface, wherein each connector corresponds to each water outlet pipe 24, a hose 26 is connected to the connector, and the other end of the hose 26 is connected with the inner port of each water outlet pipe 24; a water pump 9 is fixedly arranged on the bottom surface of the top plate 3, a water suction pipe 10 of the water pump 9 extends into tap water in the water tank 1, and a water discharge pipe 15 of the water pump 9 is connected with the annular water pipe 13.
The method for cooling and dedusting the civil construction area by using the cooling and dedusting device comprises the following steps:
s1, placing the whole water tank on the ground of civil engineering;
S2, a worker starts the water pump 9, the water pump 9 pumps tap water in the water tank 1, the pumped tap water sequentially passes through the water pumping pipe 10, the water pump 9, the water discharging pipe 15, the annular water pipe 13, the connector, the hose 26, the water discharging pipe 24 and the spherical spray head 25, finally water mist is sprayed out from small holes on the spherical spray head 25 to form water mist, the water mist is combined with dust raised in a construction area to form water drops, the water drops fall downwards under the gravity, so that dust removal is realized, and meanwhile, the sprayed water mist also increases humidity for air, so that the temperature of the construction area is reduced.
However, although this kind of cooling dust collector can be to civil engineering construction regional cooling dust removal, in actual use, still there are following technical defects:
I. The spherical nozzle 25 is fixed, so that the direction of spraying water mist from the spherical nozzle 25 is also fixed, the contact area between the water mist and dust in a civil engineering region is limited, long waiting time is required to remove the dust in the engineering region, and the technical defect of low dust removal efficiency exists.
II. Tap water in the water tank 1 is warm water, so that the temperature of mist water sprayed from the spherical spray head 25 is normal temperature, the temperature of the mist water is not large with the height Wen Wencha in a construction area, the technical defect of poor cooling effect exists, and workers cannot be guaranteed to work in a comfortable environment. Therefore, there is a need for a cooling and dedusting device and method that greatly improves the dedusting efficiency and the cooling effect.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a cooling and dedusting device and method for civil construction, which can greatly improve the dedusting efficiency and the cooling effect.
The aim of the invention is achieved by the following technical scheme: the cooling and dedusting device for civil construction comprises a refrigerant storage tank fixedly arranged at the top of a water tank, a top plate fixedly arranged at the top of the refrigerant storage tank, a lower partition plate, an upper partition plate and a hollow disc, wherein the lower partition plate, the upper partition plate and the hollow disc are sequentially welded in the refrigerant storage tank from bottom to top;
The top surface of the top plate is provided with a swinging and floating mechanism for increasing the contact area of water mist and dust, the swinging and floating mechanism comprises a swinging shaft rotatably installed in the top plate, an annular cam fixedly arranged on the top plate and an annular water pipe, the annular cam is arranged outside the swinging shaft, arc-shaped grooves are formed in the left side and the right side of the annular cam, the annular water pipe is arranged outside the annular cam, and a drain pipe is connected between the bottom of the annular water pipe and a drain outlet of the water pump;
the lower end part of the swinging shaft sequentially penetrates through the hollow disc and the upper partition plate and stretches into the closed cavity, a plurality of blades are fixedly arranged on the cylindrical surface of the lower end part of the swinging shaft, the upper end part of the swinging shaft is sequentially connected with a connecting plate, a square rod and a fixing rod, a plurality of spraying mechanisms are arranged at the top end part of the fixing rod along the circumference of the fixing rod, each spraying mechanism positioned at the left side comprises a cross beam welded on the fixing rod and a support plate fixedly arranged on the bottom surface of the cross beam, a bent rod is hinged on the support plate, a water outlet pipe is fixedly arranged at the bottom of the horizontal part of the bent rod, a spherical spray head is connected to the outer port of the water outlet pipe, a hose is connected to the inner port of the water outlet pipe, and the other end of the hose is connected with an annular water pipe;
The square rod is sleeved with a floating block matched with the square rod, a plurality of connecting rods corresponding to the bent rods respectively are hinged to the top surface of the floating block along the circumferential direction of the square rod, and the other ends of the connecting rods are hinged to the bending parts of the bent rods; lifting plates are welded on the left side and the right side of the floating block, floating rods penetrating through the connecting plates downwards are welded on the bottoms of the two lifting plates, idler wheels are rotatably installed on the bottoms of the two floating rods, and the two idler wheels are respectively supported at the bottoms of the two arc-shaped grooves of the annular cam;
the swing and floating mechanism further comprises a gear, a rack and a reciprocating electric cylinder, wherein the gear, the rack and the reciprocating electric cylinder are arranged between the top plate and the hollow disc, the gear is welded on the swing shaft, the reciprocating electric cylinder is fixedly arranged on the bottom surface of the top plate, a pushing block is fixedly arranged at the acting end of a piston rod of the reciprocating electric cylinder, the rack is welded on the left end face of the pushing block, and the rack is meshed with the gear.
The bottom of the water tank is provided with a plurality of wheels supported on the ground.
A plurality of connecting frames are welded between the outer edge of the top plate and the outer edge of the refrigerant storage tank.
The rear side wall of the refrigerant storage tank is provided with a plug I, the plug I is communicated with the closed cavity, the rear side wall of the water tank is provided with a plug II, and the plug II is communicated with the water tank.
And a guide hole is formed in the connecting plate, and the floating rod is in sliding fit with the guide hole.
The top surface of the top plate is fixedly provided with a bearing seat, and the swinging shaft is rotatably arranged in the bearing seat.
And a clamp is fixedly arranged between the annular water pipe and the top plate, and the annular water pipe is fixed on the top plate through the clamp.
The swinging shaft, the square rod, the connecting plate and the fixing rod are coaxially arranged.
The cooling and dedusting device also comprises a controller, wherein the controller is electrically connected with the reciprocating electric cylinder and the water pump through signal wires.
The cooling and dedusting method for civil construction comprises the following steps:
S1, pushing the whole cooling and dedusting device to the ground of a civil construction area, pulling out a plug I by a worker after the cooling and dedusting device reaches a specified position, injecting a certain amount of refrigerant into a closed cavity through the plug I, gradually submerging the blades by the refrigerant, and plugging the plug I on a refrigerant storage tank again after the injection is finished; the worker pulls out the plug II, a certain amount of tap water is injected into the water tank through the plug II, the tap water gradually submerges the lower ports of the suction pipes, and after a certain amount of tap water is injected, the plug II is plugged on the water tank again;
S2, controlling a water pump to start by workers, vacuumizing an inner cavity of a hollow disc, a water suction pipe and each suction pipe by the water pump, sequentially passing tap water in a water tank through a lower port of the suction pipe, an upper port of the suction pipe, an inner cavity of the hollow disc, the water suction pipe, the water pump, a lower port of a water discharge pipe, the water discharge pipe and an upper port of the water discharge pipe under negative pressure, finally entering an annular water pipe, sequentially passing tap water in the annular water pipe through a lower port of the hose, an upper port of the hose, an inner port of a water discharge pipe, a water discharge pipe and a spherical spray head under negative pressure, and finally spraying out water mist from small holes on the spherical spray head, wherein the water mist is combined with dust raised in a construction area to form water drops, and the water drops fall downwards under the gravity, so that dust in a civil construction area is removed;
When tap water flows through the closed cavity, the refrigerant transfers the cold quantity carried by the tap water to the suction pipe, and the suction pipe transfers the cold quantity to the tap water flowing through the suction pipe, so that the water temperature of the tap water is reduced, the temperature of mist water sprayed from the small holes of the spherical spray head is ensured to be lower than the normal temperature, and the aim of reducing the temperature of a construction area is fulfilled;
S3, controlling a piston rod of a reciprocating electric cylinder to do reciprocating telescopic movement, when the piston rod extends forwards, the piston rod drives a push block to move forwards, the push block drives a rack to synchronously move forwards, the rack drives a gear to rotate clockwise, the gear drives a swinging shaft to synchronously rotate clockwise, the swinging shaft drives a connecting plate, a square rod, a fixed rod, a floating block and a blade on the swinging shaft to synchronously rotate clockwise, and the blade agitates the refrigerant so that cold energy on the refrigerant is distributed on a suction pipe;
Meanwhile, the fixed rod drives each spraying mechanism to synchronously rotate clockwise, namely, the cross beam of the spraying mechanism drives the support plate to synchronously rotate clockwise, the cross beam drives the support plate to synchronously rotate, the support plate drives the bent rod to synchronously rotate, the bent rod drives the water outlet pipe to synchronously rotate, and the water outlet pipe drives the spherical spray head to synchronously rotate clockwise; when the piston rod is retracted backwards, the piston rod drives the push block to move backwards, the push block drives the rack to move backwards synchronously, and the rack drives the gear to rotate anticlockwise, so that the spherical spray head rotates anticlockwise synchronously; along with the reciprocating telescopic movement of the reciprocating cylinder piston rod, the spherical spray head can make reciprocating forward and backward swing on the horizontal plane, and then the water mist sprayed from the spherical spray head is spread on the horizontal plane;
Meanwhile, when the floating block rotates clockwise, the floating block drives the lifting plate to rotate clockwise, the lifting plate drives the floating rod to rotate clockwise, the floating rod drives the roller to move upwards along the cambered surface of the arc-shaped groove of the annular cam, the roller jacks up relative to the connecting plate in the process of moving upwards along the cambered surface, the floating rod drives the lifting plate to move upwards, the lifting plate drives the floating block to move upwards along the axial direction of the square rod, the floating block drives the connecting rod to move upwards, the connecting rod jacks up the bending part of the bending rod upwards, the bending rod rotates downwards relative to the supporting plate, the bending rod drives the water outlet pipe to rotate downwards, and the water outlet pipe drives the spherical spray nozzle to synchronously rotate downwards; when the floating block rotates anticlockwise, the floating block drives the lifting plate to rotate anticlockwise, the lifting plate drives the floating rod to rotate anticlockwise, the floating rod drives the roller to move downwards along the cambered surface of the arc groove of the annular cam, the roller moves downwards along the arc surface, the floating rod drives the lifting plate to move downwards, the lifting plate drives the floating block to move downwards along the axial direction of the square rod, and then the water outlet pipe is driven to rotate upwards, and the water outlet pipe drives the spherical spray head to rotate upwards; along with the reciprocating telescopic motion of the reciprocating cylinder piston rod, the spherical spray head can be made to reciprocate up and down on the vertical plane, and then the water mist sprayed from the spherical spray head is spread on the vertical plane;
s4, after the worker stops the civil construction, the worker controls the water pump and the reciprocating electric cylinder to be closed, and then the whole cooling and dust removing device is pushed away from the civil construction area.
The invention has the following advantages: the invention greatly improves the dust removal efficiency and the cooling effect.
Drawings
Fig. 1 is a schematic structural diagram of a cooling and dedusting device used in a civil construction area;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a schematic diagram of the structure of the present invention;
FIG. 4 is a schematic view of the B-direction of FIG. 3;
FIG. 5 is a front view of FIG. 3;
FIG. 6 is a top view of FIG. 3;
FIG. 7 is a schematic diagram of the connection of a refrigerant tank, a water tank and a swing axle;
FIG. 8 is a schematic diagram of the main section of FIG. 7;
FIG. 9 is a schematic view of the swing and float mechanism;
FIG. 10 is a schematic view in the direction C of FIG. 9;
FIG. 11 is a schematic view of the construction of the ring cam;
FIG. 12 is a schematic illustration of a slider structure;
FIG. 13 is a schematic diagram of the connection of the swing shaft, the connection plate, the square rod and the fixed rod;
FIG. 14 is a schematic illustration of the attachment of a spray mechanism;
FIG. 15 is a schematic view of the connection of a hollow disc to a straw;
In the figure:
1-a water tank, 2-a refrigerant storage tank, 3-a top plate, 4-a lower partition plate, 5-an upper partition plate, 6-a hollow disc, 7-a closed cavity, 8-a suction pipe, 9-a water pump and 10-a water suction pipe;
The device comprises the following components of a swing shaft 11-a ring cam 12-a ring cam 13-a ring water pipe 14-an arc groove 15-a water drain pipe 16-a blade 17-a connecting plate 18-a square rod 19-a fixed rod 20-a spraying mechanism 21-a cross beam 22-a support plate 23-a bent rod 24-a water outlet pipe 25-a spherical spray head 26-a hose 27-a floating block 28-a connecting rod 29-a lifting plate 30-a floating rod 31-a roller;
32-gear, 33-rack, 34-reciprocating electric cylinder, 35-push block, 36-connecting frame, 37-plug I, 38-plug II, 39-bearing seat, 40-connecting rod and 41-disc.
Detailed Description
The invention is further described below with reference to the accompanying drawings, the scope of the invention not being limited to the following:
As shown in fig. 1-15, the cooling and dedusting device for civil construction comprises a refrigerant storage tank 2 fixedly arranged at the top of a water tank 1, a top plate 3 fixedly arranged at the top of the refrigerant storage tank 2, a plurality of connecting frames 36 are welded between the outer edge of the top plate 3 and the outer edge of the refrigerant storage tank 2, a plurality of wheels supported on the ground are arranged at the bottom of the water tank 1, a lower partition plate 4, an upper partition plate 5 and a hollow disc 6 are sequentially welded in the refrigerant storage tank 2 from bottom to top, a closed cavity 7 is formed between the upper partition plate 5, the lower partition plate 4 and the inner wall of the refrigerant storage tank 2, a plurality of suction pipes 8 communicated with the inner cavity of the hollow disc 6 are fixedly arranged on the bottom surface of the hollow disc 6, the lower port of each suction pipe 8 downwards penetrates through the closed cavity 7 and stretches into the water tank 1, a water pump 9 is fixedly arranged on the top surface of the hollow disc 6, and the water suction pipe 10 of the water pump 9 is communicated with the inner cavity of the hollow disc 6;
The top surface of the top plate 3 is provided with a swinging and floating mechanism for increasing the contact area of water mist and dust, the swinging and floating mechanism comprises a swinging shaft 11 rotatably installed in the top plate 3, an annular cam 12 and an annular water pipe 13, the annular cam 12 is arranged outside the swinging shaft 11, arc-shaped grooves 14 are formed in the left side and the right side of the annular cam 12, the annular water pipe 13 is arranged on the outer side of the annular cam 12, a drain pipe 15 is connected between the bottom of the annular water pipe 13 and a drain outlet of the water pump 9, a clamp is fixedly arranged between the annular water pipe 13 and the top plate 3, and the annular water pipe 13 is fixed on the top plate 3 through the clamp;
A bearing seat 39 is fixedly arranged on the top surface of the top plate 3, the swinging shaft 11 is rotatably arranged in the bearing seat 39, the lower end part of the swinging shaft 11 sequentially penetrates through the hollow disc 6 and the upper partition plate 5 and stretches into the closed cavity 7, a plurality of blades 16 are fixedly arranged on the cylindrical surface of the lower end part of the swinging shaft 11, a movable sealing piece is arranged between the swinging shaft 11 and the upper partition plate 5, the upper end part of the swinging shaft 11 is sequentially connected with a connecting plate 17, a square rod 18 and a fixed rod 19, the swinging shaft 11, the square rod 18, the connecting plate 17 and the fixed rod 19 are coaxially arranged, a plurality of spraying mechanisms 20 are arranged at the top end part of the fixed rod 19 along the circumferential direction of the spraying mechanisms, the spraying mechanisms 20 positioned at the left side comprise a cross beam 21 welded on the fixed rod 19, a support plate 22 fixedly arranged on the bottom surface of the cross beam 21, a bent rod 23 is hinged on the support plate 22, a water outlet pipe 24 is fixedly arranged at the bottom of the horizontal part of the bent rod 23, a spherical spray head 25 is connected at the outer port of the water outlet pipe 24, a hose 26 is connected at the inner port of the water outlet pipe 24, and the other end of the hose 26 is connected with the annular water pipe 13;
The square rod 18 is sleeved with a floating block 27 matched with the square rod, a plurality of connecting rods 28 corresponding to the bent rods 23 respectively are hinged to the top surface of the floating block 27 along the circumferential direction of the square rod 18, and the other ends of the connecting rods 28 are hinged to the bent parts of the bent rods 23; lifting plates 29 are welded on the left side and the right side of the floating block 27, floating rods 30 penetrating through the connecting plates 17 downwards are welded on the bottoms of the two lifting plates 29, guide holes are formed in the connecting plates 17, the floating rods 30 are in sliding fit with the guide holes, rollers 31 are rotatably mounted on the bottoms of the two floating rods 30, and the two rollers 31 are respectively supported at the bottoms of the two arc grooves 14 of the annular cam 12.
The swinging and floating mechanism further comprises a gear 32, a rack 33 and a reciprocating electric cylinder 34 which are arranged between the top plate 3 and the hollow disc 6, the gear 32 is welded on the swinging shaft 11, the reciprocating electric cylinder 34 is fixedly arranged on the bottom surface of the top plate 3, a push block 35 is fixedly arranged on the acting end of a piston rod of the reciprocating electric cylinder 34, the rack 33 is welded on the left end face of the push block 35, and the rack 33 is meshed with the gear 32.
The rear side wall of the refrigerant storage tank 2 is provided with a plug I37, the plug I37 is communicated with the closed cavity 7, the rear side wall of the water tank 1 is provided with a plug II38, and the plug II38 is communicated with the water tank 1. The cooling and dust removing device further comprises a controller, the controller is electrically connected with the reciprocating electric cylinder 34 and the water pump 9 through signal wires, the reciprocating telescopic movement of the piston rod of the reciprocating electric cylinder 34 can be controlled through the controller, meanwhile, the starting or closing of the water pump 9 can be controlled, the operation of workers is facilitated, and the device has the characteristic of high automation degree.
The cooling and dedusting method for civil construction comprises the following steps:
S1, pushing the whole cooling and dust removing device to the ground of a civil construction area, pulling out a plug I37 by a worker after the cooling and dust removing device reaches a designated position, injecting a certain amount of refrigerant into a closed cavity 7 through the plug I37, gradually submerging the blades 16 by the refrigerant, and plugging the plug I37 on the refrigerant storage tank 2 again after the injection is completed; the worker pulls out the plug II38, a certain amount of tap water is injected into the water tank 1 through the plug II38, the tap water gradually submerges the lower ports of the suction pipes 8, and after a certain amount of tap water is injected, the plug II38 is plugged on the water tank 1 again;
S2, a worker controls the water pump 9 to start, the water pump 9 vacuumizes the inner cavity of the hollow disc 6, the water suction pipe 10 and each suction pipe 8, under negative pressure, tap water in the water tank 1 sequentially passes through the lower port of the suction pipe 8, the upper port of the suction pipe 8, the inner cavity of the hollow disc 6, the water suction pipe 10, the water pump 9, the lower port of the water discharge pipe 15, the water discharge pipe 15 and the upper port of the water discharge pipe 15, finally enters the annular water pipe 13, under the pumping pressure, tap water in the annular water pipe 13 sequentially passes through the lower port of the hose 26, the upper port of the hose 26, the inner port of the water outlet pipe 24, the water outlet pipe 24 and the spherical spray heads 25, finally is sprayed out from small holes on the spherical spray heads 25 to form water mist, the water mist is combined with dust raised in a construction area to form water drops, and the water drops fall downwards under gravity, so that dust in the construction area is removed;
when tap water flows through the closed cavity 7, the refrigerant transfers the cold quantity carried by the tap water to the suction pipe 8, and the suction pipe 8 transfers the cold quantity to the tap water flowing through the suction pipe 8, so that the water temperature of the tap water is reduced, and the temperature of mist water sprayed from the small holes of the spherical spray head 25 is ensured to be lower than the normal temperature, so that the aim of reducing the temperature of a construction area is fulfilled;
S3, controlling a piston rod of a reciprocating electric cylinder 34 to do reciprocating telescopic movement, when the piston rod extends forwards, the piston rod drives a push block 35 to move forwards, the push block 35 drives a rack 33 to synchronously move forwards, the rack 33 drives a gear 32 to rotate clockwise, the gear 32 drives a swinging shaft 11 to synchronously rotate clockwise, and the swinging shaft 11 drives a connecting plate 17, a square rod 18, a fixed rod 19, a floating block 27 and a blade 16 on the swinging shaft 11 to synchronously rotate clockwise, so that the blade 16 agitates the refrigerant to ensure that the cold on the refrigerant is distributed on a suction pipe 8;
Meanwhile, the fixed rod 19 drives each spraying mechanism 20 to synchronously rotate clockwise, namely the cross beam 21 of the spraying mechanism 20 drives the support plate 22 to synchronously rotate clockwise, the cross beam 21 drives the support plate 22 to synchronously rotate, the support plate 22 drives the bent rod 23 to synchronously rotate, the bent rod 23 drives the water outlet pipe 24 to synchronously rotate, and the water outlet pipe 24 drives the spherical spray head 25 to synchronously rotate clockwise; when the piston rod is retracted backwards, the piston rod drives the push block 35 to move backwards, the push block 35 drives the rack 33 to synchronously move backwards, and the rack 33 drives the gear 32 to rotate anticlockwise, so that the spherical spray head 25 synchronously rotates anticlockwise; along with the reciprocating telescopic movement of the piston rod of the reciprocating cylinder 34, the spherical spray head 25 can swing back and forth in a reciprocating manner on the horizontal plane, the swinging direction of the spherical spray head 25 is shown by double-hollow arrows in fig. 3, and then water mist sprayed from the spherical spray head 25 is spread on the horizontal plane;
Meanwhile, when the floating block 27 rotates clockwise, the floating block 27 drives the lifting plate 29 to rotate clockwise, the lifting plate 29 drives the floating rod 30 to rotate clockwise, the floating rod 30 drives the roller 31 to move upwards along the cambered surface of the arc-shaped groove 14 of the annular cam 12, the roller 31 lifts up relative to the connecting plate 17 in the process of moving upwards along the cambered surface, the floating rod 30 drives the lifting plate 29 to move upwards, the lifting plate 29 drives the floating block 27 to move upwards along the axial direction of the square rod 18, the floating block 27 drives the connecting rod 28 to move upwards, the connecting rod 28 lifts up the bending part of the bent rod 23 upwards, the bent rod 23 rotates downwards relative to the supporting plate 22, the bent rod 23 drives the water outlet pipe 24 to rotate downwards, and the water outlet pipe 24 drives the spherical spray head 25 to rotate downwards synchronously; when the floating block 27 rotates anticlockwise, the floating block 27 drives the lifting plate 29 to rotate anticlockwise, the lifting plate 29 drives the floating rod 30 to rotate anticlockwise, the floating rod 30 drives the roller 31 to move downwards along the cambered surface of the arc-shaped groove 14 of the annular cam 12, the roller 31 moves downwards along the arc surface in the process of moving downwards along the arc surface, the lifting plate 29 is driven by the floating rod 30 to move downwards along the axial direction of the square rod 18, the lifting plate 29 drives the floating block 27 to move downwards along the axial direction of the square rod 18, the water outlet pipe 24 is driven to rotate upwards, and the spherical spray head 25 is driven to rotate upwards by the water outlet pipe 24; along with the reciprocating telescopic movement of the piston rod of the reciprocating cylinder 34, the spherical spray head 25 can be made to reciprocate up and down on the vertical plane, the rotation direction of the spherical spray head 25 is shown by double solid arrows in fig. 3, and then the water mist sprayed from the spherical spray head 25 is spread on the vertical plane;
S4, after the worker stops the civil engineering, the worker controls the water pump 9 and the reciprocating electric cylinder 34 to be closed, and then the whole cooling and dust removing device is pushed away from the civil engineering region.
As can be seen from step S3, the oscillating shaft 11 can be oscillated back and forth by controlling the reciprocating telescopic motion of the piston rod of the reciprocating cylinder 34, so that the water mist sprayed from the spherical spray head 25 can be dispersed on the horizontal plane by oscillating the spherical spray head 25 back and forth on the horizontal plane, and the spherical spray head 25 can be rotated up and down on the vertical plane by reciprocating the spherical spray head 25, so that the water mist sprayed from the spherical spray head 25 can be dispersed on the vertical plane, and the water mist can be dispersed over a larger area of the entire civil engineering area. Therefore, compared with the cooling and dedusting device shown in fig. 1-2, the cooling and dedusting device greatly increases the contact area of water mist and dust in a civil engineering region, realizes removal of all dust in the engineering region in a short time, and greatly improves the dedusting efficiency.
In step S3, the cooling amount of the refrigerant is transferred to the tap water flowing through the suction pipe 8, and the temperature of the mist water discharged from the small hole of the spherical nozzle 25 is lower than the normal temperature. Therefore, compared with the cooling and dust removing device shown in fig. 1-2, the cooling and dust removing device has the advantages that the temperature of sprayed mist is high Wen Wencha in a construction area, and the cooling effect is greatly improved. In addition, the blades 16, which rotate clockwise and counterclockwise, reciprocally agitate the refrigerant to distribute the cold on the refrigerant to the suction pipe 8, so as to cool the tap water flowing through the suction pipe 8 in a short time, thereby improving the cooling effect of the tap water.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. 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 (7)

1. Cooling dust collector is used in civil engineering, its characterized in that: the device comprises a refrigerant storage tank (2) fixedly arranged at the top of a water tank (1), a top plate (3) fixedly arranged at the top of the refrigerant storage tank (2), a lower partition plate (4), an upper partition plate (5) and a hollow disc (6) are sequentially welded in the refrigerant storage tank (2) from bottom to top, a closed cavity (7) is formed between the upper partition plate (5), the lower partition plate (4) and the inner wall of the refrigerant storage tank (2), a plurality of suction pipes (8) communicated with the inner cavity of the hollow disc are fixedly arranged on the bottom surface of the hollow disc (6), the lower port of each suction pipe (8) downwards penetrates through the closed cavity (7) and stretches into the water tank (1), a water pump (9) is fixedly arranged on the top surface of the hollow disc (6), and a water suction pipe (10) of the water pump (9) is communicated with the inner cavity of the hollow disc (6);
The water pump is characterized in that a swinging and floating mechanism for increasing the contact area of water mist and dust is arranged on the top surface of the top plate (3), the swinging and floating mechanism comprises a swinging shaft (11) rotatably arranged in the top plate (3), an annular cam (12) and an annular water pipe (13) which are fixedly arranged on the top plate (3), the annular cam (12) is arranged outside the swinging shaft (11), arc-shaped grooves (14) are formed in the left side and the right side of the annular cam (12), the annular water pipe (13) is arranged on the outer side of the annular cam (12), and a drain pipe (15) is connected between the bottom of the annular water pipe (13) and a drain outlet of the water pump (9);
The lower end of the swinging shaft (11) sequentially penetrates through the hollow disc (6), the upper partition plate (5) and stretches into the closed cavity (7), a plurality of blades (16) are fixedly arranged on the cylindrical surface of the lower end of the swinging shaft (11), the upper end of the swinging shaft (11) is sequentially connected with a connecting plate (17), a square rod (18) and a fixed rod (19), a plurality of spraying mechanisms (20) are arranged at the top end of the fixed rod (19) along the circumference of the fixed rod, the spraying mechanisms (20) positioned at the left side comprise a cross beam (21) welded on the fixed rod (19), a support plate (22) fixedly arranged on the bottom surface of the cross beam (21), a bent rod (23) is hinged on the support plate (22), a water outlet pipe (24) is fixedly arranged at the bottom of the horizontal part of the bent rod (23), a spherical spray head (25) is connected at the outer port of the water outlet pipe (24), a hose (26) is connected at the inner port of the water outlet pipe (24), and the other end of the hose (26) is connected with the annular water pipe (13);
A slider (27) matched with the square rod (18) is sleeved on the square rod, a plurality of connecting rods (28) corresponding to the bent rods (23) respectively are hinged on the top surface of the slider (27) along the circumferential direction of the square rod (18), and the other ends of the connecting rods (28) are hinged with the bent parts of the bent rods (23); lifting plates (29) are welded on the left side and the right side of the floating block (27), floating rods (30) penetrating through the connecting plates (17) downwards are welded on the bottoms of the two lifting plates (29), rollers (31) are rotatably installed on the bottoms of the two floating rods (30), and the two rollers (31) are respectively supported at the bottoms of the two arc-shaped grooves (14) of the annular cam (12);
The swinging and floating mechanism further comprises a gear (32), a rack (33) and a reciprocating electric cylinder (34) which are arranged between the top plate (3) and the hollow disc (6), the gear (32) is welded on the swinging shaft (11), the reciprocating electric cylinder (34) is fixedly arranged on the bottom surface of the top plate (3), a pushing block (35) is fixedly arranged at the acting end of a piston rod of the reciprocating electric cylinder (34), the rack (33) is welded on the left end surface of the pushing block (35), and the rack (33) is meshed with the gear (32);
A plug I (37) is arranged on the rear side wall of the refrigerant storage tank (2), the plug I (37) is communicated with the closed cavity (7), a plug II (38) is arranged on the rear side wall of the water tank (1), and the plug II (38) is communicated with the water tank (1); the cooling and dedusting device also comprises a controller, wherein the controller is electrically connected with the reciprocating electric cylinder (34) and the water pump (9) through signal wires;
The method for cooling and dedusting the cooling and dedusting device comprises the following steps:
S1, pushing the whole cooling and dedusting device to the ground of a civil construction area, pulling out a plug I (37) by a worker after the whole cooling and dedusting device reaches a designated position, injecting a certain amount of refrigerant into a closed cavity (7) through the plug I (37), gradually submerging a blade (16) by the refrigerant, and plugging the plug I (37) on a refrigerant storage tank (2) again after the injection is completed; the worker pulls out the plug II (38), a certain amount of tap water is injected into the water tank (1) through the plug II (38), the tap water gradually submerges the lower ports of the suction pipes (8), and after a certain amount of tap water is injected, the plug II (38) is plugged on the water tank (1) again;
S2, a worker controls the water pump (9) to start, the water pump (9) vacuumizes the inner cavity of the hollow disc (6), the water suction pipe (10) and each suction pipe (8), under negative pressure, tap water in the water tank (1) sequentially passes through the lower port of the suction pipe (8), the upper port of the suction pipe (8), the inner cavity of the hollow disc (6), the water suction pipe (10), the water pump (9), the lower port of the water discharge pipe (15), the water discharge pipe (15) and the upper port of the water discharge pipe (15), finally enters the annular water pipe (13), under the pumping pressure, tap water in the annular water pipe (13) sequentially passes through the lower port of the hose (26), the upper port of the hose (26), the inner port of the water outlet pipe (24) and the spherical spray head (25), and finally is sprayed out from small holes on the spherical spray head (25) to form water mist, the water mist is combined with dust raised in a construction area to form water drops, and the water drops fall downwards under the gravity, so that dust in the construction area is removed;
When tap water flows through the closed cavity (7), the refrigerant transfers the cold quantity carried by the tap water to the suction pipe (8), and the suction pipe (8) transfers the cold quantity to the tap water flowing through the suction pipe (8), so that the water temperature of the tap water is reduced, and the temperature of mist water sprayed from the small holes of the spherical spray head (25) is ensured to be lower than the normal temperature, so that the aim of reducing the temperature of a construction area is fulfilled;
S3, controlling a piston rod of a reciprocating electric cylinder (34) to do reciprocating telescopic movement, when the piston rod extends forwards, the piston rod drives a push block (35) to move forwards, the push block (35) drives a rack (33) to synchronously move forwards, the rack (33) drives a gear (32) to rotate clockwise, the gear (32) drives a swinging shaft (11) to synchronously rotate clockwise, the swinging shaft (11) drives a connecting plate (17), a square rod (18), a fixed rod (19), a floating block (27) and a blade (16) on the swinging shaft to synchronously rotate clockwise, and the blade (16) agitates the refrigerant so that cold on the refrigerant is distributed on a suction pipe (8);
Simultaneously, the fixed rod (19) drives each spraying mechanism (20) to synchronously rotate clockwise, namely, the cross beam (21) of the spraying mechanism (20) drives the support plate (22) to synchronously rotate clockwise, the cross beam (21) drives the support plate (22) to synchronously rotate, the support plate (22) drives the bent rod (23) to synchronously rotate, the bent rod (23) drives the water outlet pipe (24) to synchronously rotate, and the water outlet pipe (24) drives the spherical spray head (25) to synchronously rotate clockwise; when the piston rod is retracted backwards, the piston rod drives the push block (35) to move backwards, the push block (35) drives the rack (33) to synchronously move backwards, and the rack (33) drives the gear (32) to rotate anticlockwise, so that the spherical spray head (25) synchronously rotates anticlockwise; along with the reciprocating telescopic movement of the piston rod of the reciprocating electric cylinder (34), the spherical spray head (25) can reciprocate back and forth on the horizontal plane, and then the water mist sprayed from the spherical spray head (25) is spread on the horizontal plane;
Meanwhile, when the floating block (27) rotates clockwise, the floating block (27) drives the lifting plate (29) to rotate clockwise, the lifting plate (29) drives the floating rod (30) to rotate clockwise, the floating rod (30) drives the roller (31) to move upwards along the cambered surface of the arc-shaped groove (14) of the annular cam (12), the roller (31) jacks up relative to the connecting plate (17) in the cambered surface upwards movement process, the floating rod (30) drives the lifting plate (29) to move upwards, the lifting plate (29) drives the floating block (27) to move upwards along the axial direction of the square rod (18) again, the floating block (27) drives the connecting rod (28) to move upwards, the connecting rod (28) jacks up the bending part of the bent rod (23) upwards, the bent rod (23) rotates downwards relative to the supporting plate (22), the bent rod (23) drives the water outlet pipe (24) to rotate downwards, and the water outlet pipe (24) drives the spherical spray head (25) to rotate downwards synchronously; when the floating block (27) rotates anticlockwise, the floating block (27) drives the lifting plate (29) to rotate anticlockwise, the lifting plate (29) drives the floating rod (30) to rotate anticlockwise, the floating rod (30) drives the roller (31) to move downwards along the cambered surface of the arc-shaped groove (14) of the annular cam (12), the roller (31) drives the lifting plate (29) to move downwards in the process of moving downwards along the arc surface, the lifting plate (29) drives the floating block (27) to move downwards along the axial direction of the square rod (18), and then the water outlet pipe (24) is driven to rotate upwards, and the water outlet pipe (24) drives the spherical spray head (25) to rotate upwards; along with the reciprocating telescopic movement of the piston rod of the reciprocating electric cylinder (34), the spherical spray head (25) can be made to reciprocate up and down on the vertical plane, and then the water mist sprayed from the spherical spray head (25) is spread on the vertical plane;
S4, after the worker stops the civil construction, the worker controls the water pump (9) and the reciprocating electric cylinder (34) to be closed, and then the whole cooling and dust removing device is pushed away from the civil construction area.
2. The cooling and dust removing device for civil engineering according to claim 1, wherein: the bottom of the water tank (1) is provided with a plurality of wheels which are supported on the ground.
3. The cooling and dust removing device for civil engineering according to claim 2, wherein: a plurality of connecting frames (36) are welded between the outer edge of the top plate (3) and the outer edge of the refrigerant storage tank (2).
4. The cooling and dust removing apparatus for civil engineering according to claim 3, wherein: a guide hole is formed in the connecting plate (17), and the floating rod (30) is in sliding fit with the guide hole.
5. The cooling and dust removing apparatus for civil engineering according to claim 4, wherein: the top surface of the top plate (3) is fixedly provided with a bearing seat (39), and the swinging shaft (11) is rotatably arranged in the bearing seat (39).
6. The cooling and dust removing apparatus for civil engineering according to claim 5, wherein: a clamp is fixedly arranged between the annular water pipe (13) and the top plate (3), and the annular water pipe (13) is fixed on the top plate (3) through the clamp.
7. The cooling and dust removing apparatus for civil engineering according to claim 6, wherein: the swinging shaft (11), the square rod (18), the connecting plate (17) and the fixing rod (19) are coaxially arranged.
CN202311259702.7A 2023-09-27 2023-09-27 Cooling and dedusting device and method for civil engineering construction Active CN117160168B (en)

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KR102130273B1 (en) * 2019-08-22 2020-08-05 주식회사 엔케이위드 Scattering dust removal device
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CN214597945U (en) * 2020-12-31 2021-11-05 屏山县兴湖建设工程有限公司 Building site sprinkler
CN218358175U (en) * 2022-08-29 2023-01-24 经纬汇达(北京)检测技术有限公司 Environmental engineering atomizing dust device
CN218459848U (en) * 2022-10-19 2023-02-10 山东新汇益和温控设备有限公司 Spray-type livestock fan capable of swinging
CN116329227A (en) * 2023-02-24 2023-06-27 蚌埠市广资环境科技有限公司 Dust fall dust collector for environmental engineering

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101797458B1 (en) * 2017-07-21 2017-11-14 임용택 Air and water purifier
KR102130273B1 (en) * 2019-08-22 2020-08-05 주식회사 엔케이위드 Scattering dust removal device
CN211285185U (en) * 2019-11-20 2020-08-18 河北省高速公路京秦管理处 Maintenance device for highway construction
CN111939690A (en) * 2020-08-25 2020-11-17 浙江海洋大学 Dust falling device
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CN214597945U (en) * 2020-12-31 2021-11-05 屏山县兴湖建设工程有限公司 Building site sprinkler
CN218358175U (en) * 2022-08-29 2023-01-24 经纬汇达(北京)检测技术有限公司 Environmental engineering atomizing dust device
CN218459848U (en) * 2022-10-19 2023-02-10 山东新汇益和温控设备有限公司 Spray-type livestock fan capable of swinging
CN116329227A (en) * 2023-02-24 2023-06-27 蚌埠市广资环境科技有限公司 Dust fall dust collector for environmental engineering

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