Long-distance large-range construction dust suppression atomizing device

Abstract

The application provides a long-distance large-range construction dust suppression atomizing device, and belongs to the technical field of atomizing nozzle equipment. The long-distance large-range construction dust suppression atomizing device comprises a blowing assembly for generating airflow and a plurality of spray barrel devices. Each spray barrel device comprises a mixing channel (11) for mixing atomized water with airflow, and an angle adjusting assembly for adjusting the water mist spraying angle. The long-distance large-range construction dust suppression atomizing device has a plurality of spray barrel devices, and each spray barrel device can independently adjust the water mist spraying angle, distance and range. For a construction site with a large construction area and a wide dust raising range, the plurality of spray barrel devices can be adjusted to be above a plurality of dust raising areas, and the water mist spraying range of each spray barrel device can be adjusted according to the dust raising range, so that the construction site can achieve a high-efficiency dust suppression effect.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of atomizing nozzle equipment, more particularly to a long-distance and large-range construction dust suppression atomizing device. BACKGROUND

[0002] Water mist dust suppression is an effective air purification technology, mainly by spraying fine water mist, capturing dust particles in the air, so as to reduce the dust concentration in the air and improve the air quality. The working principle of water mist dust suppression is to use high-pressure atomizing technology to spray fine water mist from high-pressure atomizing equipment. These water mists collide with dust particles in the air to form larger water droplets. Due to gravity, these water droplets will bring dust particles to the ground, thereby achieving the effect of dust suppression.

[0003] Water mist dust suppression equipment mainly includes a high-pressure water pump. The high-pressure water pump raises the water pressure to a certain extent, and then atomizes the water into small water droplets through the atomizing nozzle. Water mist dust suppression technology has the advantages of simple operation, obvious effect, low cost, etc., and is widely used in places with large dust sources such as construction sites, mines, ports, chemical plants, and landfill sites.

[0004] Near the construction site, a water mist dust suppression device is usually used to spray water mist into the sky to prevent dust from damaging the air environment. However, the existing water mist dust suppression device cannot balance the range and distance of spraying water mist. For a construction site with a large construction area and a wide dust area, multiple water mist dust suppression devices may be needed to be distributed at multiple points to work simultaneously to meet the dust suppression requirements. SUMMARY

[0005] Therefore, the purpose of the present application is to provide a long-distance and large-range construction dust suppression atomizing device for forming a long-distance and large-range water mist at the construction site to play a dust suppression role. The long-distance and large-range construction dust suppression atomizing device includes a blowing assembly for generating airflow and a plurality of spray barrel devices. Each spray barrel device includes a mixing channel for mixing atomized water with airflow, and an angle adjustment assembly for adjusting the angle of water mist spraying.

[0006] The plurality of spray barrel devices can control the distance of water mist spraying and the angle of water mist spraying respectively. The blowing assembly includes a blowing channel and a blowing device arranged inside the blowing channel. The blowing device generates airflow in the blowing channel by rotating the blades. The mixing channel is connected with the blowing channel. The mixing channel side wall is provided with a water pipe and an atomizing device capable of atomizing water. The water pipe is used to deliver water to the mixing channel and atomize the water.

[0007] The angle adjusting assembly comprises a fixed channel with fixed position and a movable channel sleeved outside the fixed channel, the angle of the movable channel relative to the fixed channel can be adjusted; a plurality of linear actuators are arranged between the movable channel and the fixed channel, the length of each linear actuator is adjusted to adjust the angle of the movable channel; the water mist is sprayed out from the end of the movable channel after passing through the fixed channel and the movable channel.

[0008] Preferably, the long-distance large-range construction dust suppression atomizing device comprises three spray tube devices, the mixing channels of each spray tube device are connected with the air supply assembly respectively; the airflow generated by the air supply assembly can uniformly enter the three spray tube devices; the angle adjusting assemblies of the three spray tube devices can respectively adjust the direction of the water mist sprayed by the spray tube devices, the air supply assembly can adjust the distance of the water mist sprayed, and finally the control of the range and distance of the water mist is realized.

[0009] Preferably, a circular annular channel is arranged outside the mixing channel, a plurality of water pipes are arranged on the circular annular channel, and the plurality of water pipes are annularly distributed on the side wall of the mixing channel.

[0010] A water inlet is arranged on the circular annular channel, the water inlet is used for introducing water with pressure into the annular channel, the circular annular channel introduces the water into the plurality of water pipes, the water pipes pass through the side wall of the mixing channel and enter the inside of the mixing channel; the water in the circular annular channel flows into the water pipes and is atomized to form water mist in the inside of the mixing channel.

[0011] Preferably, one end of the fixed channel is connected with the mixing channel, the fixed channel is a rotary body with circular arc cross section, and the diameter of the center is greater than the diameter of the two ends; the inner wall shape of the connection part of the movable channel and the fixed channel is a circular arc matching the outer wall of the fixed channel, and the movable channel is arranged on the side of the fixed channel away from the mixing channel.

[0012] A fixed ring is further sleeved outside the fixed channel, and the fixed ring is arranged on the side of the fixed channel close to the mixing channel; flange rings are respectively arranged on the opposite sides of the fixed ring and the movable channel, the fixed ring and the movable channel are connected through the flange rings and fasteners connecting the two flange rings; the connection part of the fixed ring and the movable channel is located close to the center of the fixed channel.

[0013] Preferably, connection seats are respectively arranged on the outer shells of the movable channel and the mixing channel, and the linear actuators are connected with the connection seats of the movable channel and the connection seats of the mixing channel; one end of the linear actuator is hinged to the connection seat on the movable channel, and the other end of the linear actuator is hinged to the connection seat of the mixing channel.

[0014] The linear actuator comprises an inner rod and an outer rod sleeved, the inner rod and the outer rod are respectively hinged to the connection seat on the movable channel and the connection seat of the mixing channel, the linear actuator can control the extension and contraction of the inner rod and the outer rod, and the plurality of linear actuators can control the angle of the movable channel.

[0015] Preferably, the angle adjustment assembly is further provided with a range adjustment assembly away from the end of the air supply assembly, the range adjustment assembly comprising a plurality of vane units arranged in a circular ring, an opening and closing drive mechanism for controlling the opening and closing of the vane units, and a limiting ring for limiting the position of the vane units.

[0016] The vane unit comprises a vane support and a vane body, the vane support is hinged to the limiting ring, the vane body is connected to the vane support, and the vane body is in the shape of a circular arc; the vane body of the vane unit is radially stacked with the vane body of the adjacent vane unit; the vane support can rotate around the hinge between the vane support and the limiting ring; the diameter of the end of the vane body away from the air supply assembly can change with the rotation of the vane support, thereby finally changing the distance and range of the water mist sprayed by the spray barrel device; the opening and closing drive mechanism is used for adjusting the angle of the vane support.

[0017] Preferably, the opening and closing drive mechanism comprises a rotating ring and a translating ring connected by threads, and an opening and closing driver for driving the rotation of the rotating ring; the outer side of the movable channel is provided with a rotating sliding groove, and the rotating ring is provided with a rotating limiting slider, which is arranged in the rotating sliding groove and is used for limiting the rotating ring to only rotate along the axis of the movable channel and not to translate;

[0018] The translating ring is sleeved outside the vane unit, the inner side of the translating ring is provided with a translating sliding groove, and the vane unit is provided with a translating limiting slider, which is arranged in the translating sliding groove and is used for limiting the translating ring to only translate along the axis of the movable channel and not to rotate;

[0019] The side of the vane support close to the translating ring is provided with a step, and the inner side of the translating ring is provided with a plurality of connecting arms in the radial direction, which are arranged on both sides of each vane support, and each connecting arm is provided with two limiting columns arranged on both sides of the step; the hinge between the vane support and the limiting ring is on the inner side of the translating ring, and when the translating ring moves, the limiting columns move in the length direction of the vane support, and the angle of the vane support is adjusted at the same time.

[0020] Preferably, the inner side of the movable channel and the inner side of the vane unit are provided with a flexible wind-blocking ring, which is used for preventing water mist from flowing out of the gap between the hinge of the vane support and the limiting ring to the outer side of the movable channel.

[0021] Preferably, the long-distance and large-range construction dust suppression atomizing device further comprises a support assembly for mounting the long-distance and large-range construction dust suppression atomizing device to other objects.

[0022] Preferably, the support assembly comprises a fixed seat and a rotating seat connected to the fixed seat; the air supply assembly is connected to the rotating seat.

[0023] The connecting part of the fixed seat and the rotating seat is provided with a horizontal rotation driver capable of driving the air supply assembly to rotate in the horizontal direction; the connecting part of the rotating seat and the air supply assembly is provided with a vertical rotation driver capable of driving the air supply assembly to rotate in the vertical direction.

[0024] According to the embodiment of the present application, the long-distance large-range construction dust suppression atomizing device has multiple spray barrel devices, and each spray barrel device can independently adjust the angle, distance and range of the sprayed water mist. For a construction site with large construction area and wide dust range, multiple spray barrel devices can be adjusted to the upper space of multiple dust generating areas, and the range of the water mist sprayed by each spray barrel device can be adjusted according to the dust range, thereby achieving high-efficiency dust suppression effect at the construction site. BRIEF DESCRIPTION OF DRAWINGS

[0025] The present disclosure includes the drawings of the specification, which should be considered as included in the specification and part of the specification, and together with the specification show various exemplary embodiments, features and aspects of the present disclosure, and serve to explain the principles of the present disclosure. The present application will be more fully understood by the following detailed description, taken in conjunction with the accompanying drawings. Among them:

[0026] Figure 1 is a use state schematic diagram of a long-distance large-range construction dust suppression atomizing device according to an embodiment of the present application;

[0027] Figure 2 is a schematic diagram of a long-distance large-range construction dust suppression atomizing device according to an embodiment of the present application;

[0028] Figure 3 is a sectional view of a long-distance large-range construction dust suppression atomizing device according to an embodiment of the present application;

[0029] Figure 4 is Figure 3 is a partial enlarged view of A in FIG. 6;

[0030] Figure 5 is a schematic diagram of an angle adjustment assembly of a long-distance large-range construction dust suppression atomizing device according to an embodiment of the present application;

[0031] Figure 6 is a schematic diagram of a range adjustment assembly of a long-distance large-range construction dust suppression atomizing device according to an embodiment of the present application;

[0032] Figure 7 is Figure 6 is a partial enlarged view of B in FIG. 7;

[0033] Figure 8 is an internal schematic diagram of a range adjustment assembly of a long-distance large-range construction dust suppression atomizing device according to an embodiment of the present application;

[0034] Figure 9 is Figure 8 is a partial enlarged view of C in

[0035] Figure 10 is Figure 8 is a partial enlarged view of D in

[0036] Wherein: the mixing channel 11, the air supply channel 12, the air blowing device 13, the water pipe 14, the fixed channel 21, the movable channel 22, the linear driver 23, the circular ring channel 24, the water inlet 25, the fixed ring 31, the connecting seat 32, the limiting ring 41, the blade support 42, the blade body 43, the rotating ring 51, the translating ring 52, the rotating sliding groove 53, the rotating limiting sliding block 54, the translating sliding groove 55, the translating limiting sliding block 56, the step 61, the connecting arm 62, the limiting column 63, the gear 64, the rack 65, the wind blocking ring 71, the fixed seat 81, the rotating seat 82, the horizontal rotating driver 83, the vertical rotating driver 84. DETAILED DESCRIPTION

[0037] The technical solutions of the present application will be further described in detail below by examples, combined with the drawings, but the present application is not limited to the following examples.

[0038] Water mist dust fall is an effective air purification technology, mainly by spraying fine water mist, capturing dust particles in the air, so as to reduce the dust concentration in the air, and improve the air quality. Near the construction site, the water mist dust fall equipment carried by the vehicle is usually used to spray water mist to the sky to prevent dust from damaging the air environment. However, the existing water mist dust fall equipment cannot balance the range and distance of spraying water mist, and for the construction site with large construction area and wide dust area, multiple water mist dust fall equipment may be needed to be distributed at multiple points to work at the same time to meet the dust suppression requirements.

[0039] In order to solve the above problems, the purpose of the present application is to provide a long-distance large-range construction dust suppression atomizing device for forming long-distance large-range water mist at the construction site to play a dust suppression role; the long-distance large-range construction dust suppression atomizing device comprises an air supply assembly for generating airflow and a plurality of spray barrel devices, each spray barrel device comprising a mixing channel 11 for mixing atomized water with airflow, and an angle adjusting assembly for adjusting the water mist spray angle.

[0040] The multiple spray tube devices can control the distance and the angle of the water mist respectively; the air supply assembly comprises an air supply channel 12 and a blowing device 13 arranged inside the air supply channel 12, the blowing device 13 generates air flow by rotating the blades; the mixing channel 11 is connected with the air supply channel, the mixing channel 11 is provided with a water pipe 14 and an atomizing device capable of atomizing water on the side wall, the water pipe 14 is used for conveying water into the mixing channel 11 and atomizing the water;

[0041] The angle adjusting assembly comprises a fixed channel 21 and a movable channel 22 sleeved outside the fixed channel 21, the angle of the movable channel 22 relative to the fixed channel 21 can be adjusted; a plurality of linear actuators 23 are arranged between the movable channel 22 and the fixed channel 21, the length of each linear actuator 23 can be adjusted to adjust the angle of the movable channel 22; the water mist is sprayed out from the end of the movable channel 22 after passing through the fixed channel 21 and the movable channel 22.

[0042] In this embodiment, as shown in Figure 1 、 Figure 2 、 Figure 3 The air supply channel 12 is in a cylindrical shape, the blowing device 13 is a blade and a motor driving the blade to rotate, the motor drives the blade to rotate and further forms air flow in the air supply channel 12, the air flow flows towards the direction close to the angle adjusting assembly; the mixing channel 11 is connected with the air supply channel 12, the mixing channel 11 is in a cylindrical shape, the water pipe 14 penetrates through the side wall of the mixing channel 11, the atomizing device can be arranged at the end of the water pipe 14 inside the mixing channel 11, the water pipe 14 is connected with a water source with pressure, the water changes into water mist through the atomizing device and then is sprayed out following the air flow.

[0043] The number of the spray tube devices is at least two, the atomizing device of this embodiment comprises three spray tube devices. In the specific implementation process, one air supply assembly can be connected with each spray tube device. Alternatively, multiple spray tube devices can be connected with one air supply assembly.

[0044] The fixed channel 21 is connected with the mixing channel 11, the fixed channel 21 mainly serves to connect the movable channel 22, the linear actuators 23 are arranged between the fixed channel 21 and the movable channel 22, and the multiple linear actuators 23 are arranged around the movable channel 22.

[0045] The linear actuators 23 can be hydraulic cylinders, linear motors or other connecting members capable of elongation or shortening; the fixed channel 21 and the movable channel 22 are in space communication and are hingedly connected.

[0046] In some embodiments, the long-range large-scale construction dust suppression atomizing device comprises three spray tube devices, and the mixing channels 11 of each spray tube device are respectively connected with air supply assemblies; the airflow generated by the air supply assemblies can uniformly enter the three spray tube devices; the angle adjustment assemblies of the three spray tube devices can respectively adjust the directions of the water mist sprayed by the spray tube devices, and the air supply assemblies can adjust the distances of the water mist sprayed, so as to finally realize the control of the range and distance of the water mist.

[0047] Each spray tube device is respectively controlled by different linear actuators 23. In the three spray tube devices of the embodiment, three linear actuators 23 are respectively distributed around each spray tube device. The two ends of the three linear actuators 23 are respectively hinged to the fixed channel 21 and the movable channel 22. When each linear actuator 23 is elongated or shortened, the movable channel 22 can change the angle in response to the length change of the three linear actuators 23 connected thereto.

[0048] When the angle is adjusted, the external controller adjusts the lengths of the three linear actuators 23. After the angle adjustment is completed, the lengths of all the linear actuators 23 are locked to fix the angle of the movable channel 22.

[0049] Further, the mixing channel 11 is provided with a circular annular channel 24 outside. The circular annular channel 24 is provided with a plurality of water pipes 14, and the plurality of water pipes 14 are annularly distributed on the side wall of the mixing channel 11.

[0050] The circular annular channel 24 is provided with a water inlet 25 for introducing water with pressure into the annular channel. The circular annular channel 24 introduces water into the plurality of water pipes 14. The water pipes 14 pass through the side wall of the mixing channel 11 to introduce water into the inside of the mixing channel 11. The water in the circular annular channel 24 flows into the water pipes 14 and forms water mist after being atomized in the mixing channel 11.

[0051] In the embodiment, the mixing channel 11 is provided with a plurality of water pipes 14 outside. The circular annular channel 24 connects these water pipes 14, and the circular annular channel 24 serves as a connection between the water source and the plurality of water pipes 14. The circular annular channel 24 has a circular annular shape, is hollow inside, and has an internal space connected with the water pipes 14. The circular annular channel 24 is provided with a water inlet 25 for connecting a water source with pressure. The water inlet 25 can be provided with a fixing piece (not shown in the figure) capable of connecting a pipeline. The external water source enters the circular annular channel 24 through the water inlet 25 and then flows into the plurality of water pipes 14. The plurality of water pipes 14 can make the water mist in the mixing channel 11 more uniformly distributed.

[0052] Further, the fixed channel 21 is connected with the mixing channel 11 at one end, the fixed channel 21 is a rotary body with a circular arc cross section, and the diameter of the center is larger than that of the two ends; the inner wall shape of the connecting part of the movable channel 22 with the fixed channel 21 is a circular arc matching the outer wall of the fixed channel 21, and the movable channel 22 is arranged at the side of the fixed channel 21 away from the mixing channel 11.

[0053] The outer side of the fixed channel 21 is further sleeved with a fixed ring 31, the fixed ring 31 is arranged at the side of the fixed channel 21 close to the mixing channel 11; the side opposite to the movable channel 22 of the fixed ring 31 is respectively provided with a flange ring, and the fixed ring 31 is connected with the movable channel 22 through the flange ring and the fastener connecting the two flange rings; the connecting part of the fixed ring 31 with the movable channel 22 is at the position close to the center of the fixed channel 21.

[0054] In this embodiment, as shown in Figure 3 , Figure 4 and Figure 5 , the fixed channel 21 is a rotary body with a circular arc cross section, and the whole is in a cylindrical shape, the diameter of the middle part is larger than that of the two ends, one end is connected with the mixing channel 11, and the other end is used for connecting the movable channel 22.

[0055] The connecting part of the mixing channel 11 with the fixed channel 21 matches the circular arc of the fixed channel 21, and the fixed ring 31 and the mixing channel 11 are sleeved outside the fixed channel 21 from the two sides of the fixed channel 21; the side opposite to the movable channel 22 of the fixed ring 31 is respectively provided with a flange ring, and the fixed ring 31 is connected with the movable channel 22 through the flange ring and the fastener connecting the two flange rings. The movable channel 22 can be removed by removing the fastener, and the connecting part has a spherical center after the fixed ring 31 and the movable channel 22 are connected through the flange ring and the fastener. The spherical center of the connecting part of the fixed ring 31 with the movable channel 22 is coincident with the spherical center of the fixed ring 31. Therefore, the fixed ring 31 and the movable channel 22 can rotate around the fixed channel 21.

[0056] Further, the movable channel 22 and the mixing channel 11 are respectively provided with a connecting seat 32 on the outer shell, and the connecting seat 32 of the linear actuator 23 is connected with the connecting seat 32 of the mixing channel 11 and the connecting seat 32 of the movable channel 22; one end of the linear actuator 23 is hinged with the connecting seat 32 on the movable channel 22, and the other end of the linear actuator 23 is hinged with the connecting seat 32 of the mixing channel 11;

[0057] The linear actuator 23 includes an inner rod and an outer rod sleeved with each other, and the inner rod and the outer rod are respectively hinged with the connecting seat 32 on the movable channel 22 and the connecting seat 32 of the mixing channel 11, the linear actuator 23 can control the extension and contraction of the inner rod and the outer rod, and multiple linear actuators 23 can control the angle of the movable channel 22.

[0058] As shown in Figure 5As shown, the embodiment proposes a specific implementation mode of the linear driver 23 connected with the fixed channel 21 and the movable channel 22, the movable channel 22 and the connecting seat 32 on the shell of the mixing channel 11 are hinged seats, the hinged seat includes a hemispherical surrounding member and a ball arranged in the surrounding member, the surrounding member covers more than 50% of the surface area of the ball, the surrounding member is open on one side, and the outer surface of the ball is in contact with the inner surface of the surrounding member, so that the ball will not fall out of the opening of the surrounding member. The ball is connected with the linear driver 23 in the opening direction of the surrounding member.

[0059] When the linear driver 23 is extended or retracted, the ball rotates relative to the surrounding member to adapt to the relative rotation between the linear driver 23 and the hinged seat when the linear driver 23 is extended or retracted.

[0060] The linear driver 23 includes a sleeved inner rod and an outer rod, which are respectively hinged with the connecting seat 32 on the movable channel 22 and the connecting seat 32 of the mixing channel 11. The linear driver 23 can control the extension and retraction of the inner rod and the outer rod. The linear driver 23 can be a hydraulic cylinder, a linear motor or other connecting member that can be extended or shortened; the fixed channel 21 is in communication with the internal space of the movable channel 22 and is hingedly connected. When adjusting the angle, an external controller adjusts the length of the three linear drivers 23, and after the angle adjustment is completed, the length of all linear drivers 23 is locked to fix the angle of the movable channel 22.

[0061] Further, the range adjustment assembly is also provided at the end of the air supply assembly away from the range adjustment assembly, and the range adjustment assembly comprises a plurality of blade units arranged in a circular ring, an opening and closing driving mechanism for controlling the opening and closing of the blade units, and a limiting ring 41 for limiting the position of the blade units.

[0062] The blade unit comprises a blade support 42 and a blade body 43, the blade support 42 is hinged with the limiting ring 41, the blade body 43 is connected with the blade support 42, and the blade body 43 is in the shape of a circular arc; the blade body 43 of the blade unit is radially stacked with the blade body 43 of the adjacent blade unit; the blade support 42 can rotate around the hinge part of the blade support 42 and the limiting ring 41; the diameter of the end of the blade body 43 away from the air supply assembly can change with the rotation of the blade support 42, so as to finally change the distance and range of the water mist sprayed by the spray barrel device; the opening and closing driving mechanism is used for adjusting the angle of the blade support 42.

[0063] As shown in Figure 6 , Figure 8 , the air flow and the water mist are sprayed out of the opening at one end of the movable channel 22, and the diameter of the opening can control the flow rate and range of the water mist sprayed out of the opening. If the opening becomes smaller, the flow rate will become larger and the water mist spraying range will be concentrated; on the contrary, if the opening becomes larger, the flow rate will become smaller and the water mist spraying range will become wider.

[0064] The size of the opening is controlled by the overlapping area of the vane body 43 and the adjacent vane body 43. The proximal end of the vane support 42 is hinged to the limiting ring 41, and the distal end of the vane support 42 is at the opening. The vane support 42 can rotate around the hinge. During rotation, the distal ends of all vane supports 42 can move towards or away from each other.

[0065] When the distal ends of all vane supports 42 move towards each other, the overlapping area of the vane body 43 and the adjacent vane body 43 increases, and the opening becomes smaller. Conversely, when the distal ends of all vane supports 42 move away from each other, the overlapping area of the vane body 43 and the adjacent vane body 43 decreases, and the opening becomes larger.

[0066] Further, the opening and closing drive mechanism includes a rotating ring 51 and a translating ring 52 connected by threads, and an opening and closing driver for driving the rotating ring 51 to rotate. The outer side of the movable channel 22 is provided with a rotating sliding groove 53, and the rotating ring 51 is provided with a rotating limiting slider 54, which is arranged in the rotating sliding groove 53, for limiting the rotating ring 51 to rotate only along the axis of the movable channel 22 and not to translate;

[0067] The translating ring 52 is sleeved on the outer side of the vane unit, and the inner side of the translating ring 52 is provided with a translating sliding groove 55. The vane unit is provided with a translating limiting slider 56, which is arranged in the translating sliding groove 55, for limiting the translating ring 52 to translate only along the axis of the movable channel 22 and not to rotate;

[0068] The side of the vane support 42 close to the translating ring 52 is provided with a step 61, and the inner side of the translating ring 52 is provided with a plurality of connecting arms 62 radially. The connecting arms 62 are arranged on both sides of each vane support 42 respectively. Each connecting arm 62 is provided with two limiting posts 63 arranged on both sides of the step 61 respectively. The hinge of the vane support 42 and the limiting ring 41 is on the inner side of the translating ring 52. When the translating ring 52 moves, the limiting posts 63 move in the length direction of the vane support 42, and at the same time, the angle of the vane support 42 is adjusted.

[0069] As Figure 6 , Figure 7 , Figure 8 and Figure 10As shown, the embodiment proposes a specific implementation of the opening and closing driving mechanism, which comprises a rotating ring 51 and a translating ring 52 connected by threads, and an opening and closing driver for driving the rotating ring 51 to rotate; the outer side of the movable channel 22 is provided with a rotating sliding groove 53, the rotating ring 51 is provided with a rotating limiting sliding block 54, the rotating limiting sliding block 54 is arranged in the rotating sliding groove 53, and the rotating ring 51 can only rotate along the axis of the movable channel 22 and cannot translate. The rotating sliding groove 53 in the embodiment surrounds the outer side surface of the movable channel 22, and the rotating limiting sliding block 54 is a bolt penetrating through the rotating ring 51 and is provided with a matching nut to fix the position of the bolt.

[0070] The rotating limiting sliding block 54 can rotate freely in the rotating sliding groove 53, and the side wall of the rotating sliding groove 53 can block the axial movement of the rotating ring 51.

[0071] As shown in Figure 7 , Figure 10 , the translating limiting sliding block 56 of the embodiment is a hinged seat of the vane support 42 and the limiting ring 41, part of the hinged seat protrudes out of the outer circular surface of the limiting ring 41, and the translating ring 52 is provided with a translating sliding groove 55 matching the position and width of the hinged seat.

[0072] The rotating ring 51 and the translating ring 52 are connected by threads, and when the rotating ring 51 rotates, it is guided by the threads, and the translating ring 52 can translate along the axis of rotation.

[0073] In some embodiments, the translating sliding groove 55 and the translating limiting sliding block 56 can also be independent sliding blocks and sliding grooves other than the hinged seat.

[0074] As shown in Figure 9 , the side of the vane support 42 close to the translating ring 52 is provided with a step 61, the vane support 42 is in strip shape, the step 61 is on the outer side of the vane support 42, and the inner side of the translating ring 52 is provided with a plurality of connecting arms 62 in the radial direction, the connecting arms 62 are respectively arranged on both sides of each vane support 42, each connecting arm 62 is provided with two limiting columns 63, and the limiting columns 63 are respectively arranged on both sides of the step 61. There are 4 limiting columns 63 around the step 61 of each vane support 42.

[0075] The hinged part of the vane support 42 and the limiting ring 41 is on the inner side of the translating ring 52, when the limiting columns 63 are close to the distal end of the vane support 42, the opening becomes larger; on the contrary, when the limiting columns 63 are close to the proximal end of the vane support 42, the opening becomes smaller.

[0076] In some embodiments, the opening and closing driver is a motor and a gear 64 mounted on the output shaft of the motor, the outer side of the rotating ring 51 is provided with a rack 65 at a position corresponding to the gear 64, and the motor rotates to drive the rotating ring 51 to rotate through the transmission of the gear 64 and the rack 65.

[0077] Further, the inner side of the movable channel 22 and the inner side of the vane unit are provided with a flexible windproof ring 71, which is used to prevent water mist from flowing to the outer side of the movable channel 22 from the gap between the vane support 42 and the limiting ring 41.

[0078] In the embodiment, the windproof ring 71 can be a thin sheet-shaped component made of flexible deformable plastic or rubber, which is used to close the gap between the vane support 42 and the limiting ring 41.

[0079] Further, the long-distance large-range construction dust suppression atomizing device further comprises a support assembly, which is used to mount the long-distance large-range construction dust suppression atomizing device to other objects.

[0080] In the embodiment, as shown in Figure 1 the support assembly is used to mount the spray barrel device and the air supply assembly on a vehicle or other mounting platform.

[0081] Further, the support assembly comprises a fixing seat 81, a rotating seat 82 connected with the fixing seat 81; the air supply assembly is connected with the rotating seat 82.

[0082] The connecting part of the fixing seat 81 and the rotating seat 82 is provided with a horizontal rotation driver 83, which can drive the air supply assembly to rotate in the horizontal direction; the connecting part of the rotating seat 82 and the air supply assembly is provided with a vertical rotation driver 84, which can drive the air supply assembly to rotate in the vertical direction.

[0083] In some embodiments, for the vehicle-mounted spray barrel device and the air supply assembly, the horizontal rotation driver 83 and the vertical rotation driver 84 can adjust the direction of the spray barrel device and the air supply assembly, and then adjust the direction of each spray barrel device respectively after aligning the spray barrel device and the air supply assembly with the direction of the construction site.

[0084] The above has described the embodiments disclosed by the present application, and the above description is exemplary and not exhaustive, and the scope of the present application is not limited to the above-described embodiments. Many modifications and changes are obvious to those skilled in the art without departing from the spirit and scope of the present application. That is, those skilled in the art can make various changes and improvements in form and details to the present application, and these are considered to fall within the protection scope of the present application. The selection of the terms used herein is intended to best explain the principles, practical application or improvement of the technology in the market of the embodiments, or to enable those skilled in the art to understand the embodiments disclosed herein.

Claims

1. A long-range, large-scale construction dust suppression atomizing device, used to generate a long-range, large-scale water mist at the construction site to suppress dust; characterized in that: The long-distance large-scale construction dust suppression atomizing device comprises a blowing assembly for generating airflow and a plurality of spray barrel devices, each spray barrel device comprising a mixing channel (11) for mixing atomized water with airflow, an angle adjusting assembly for adjusting the water mist spray angle; The plurality of spray barrel devices can respectively control the distance of water mist spray and the angle of water mist spray; the blowing assembly comprises a blowing channel (12) and a blowing device (13) arranged inside the blowing channel (12), the blowing device (13) generates airflow by rotating the blades to flow in the blowing channel (12); the mixing channel (11) is connected with the blowing channel, a water pipe (14) and an atomizing device capable of atomizing water are arranged on the side wall of the mixing channel (11), the water pipe (14) is used for conveying water into the mixing channel (11) and atomizing the water; The angle adjusting assembly comprises a fixed channel (21) fixed in position and a movable channel (22) sleeved outside the fixed channel (21), the angle of the movable channel (22) relative to the fixed channel (21) can be adjusted; a plurality of linear actuators (23) are arranged between the movable channel (22) and the fixed channel (21), the length of each linear actuator (23) is adjusted to adjust the angle of the movable channel (22); the water mist passes through the fixed channel (21) and the movable channel (22) and is sprayed from the end of the movable channel (22); The angle adjusting assembly is further provided with a range adjusting assembly at the end away from the blowing assembly, the range adjusting assembly comprises a plurality of blade units arranged in a circular ring, an opening and closing driving mechanism for controlling the opening and closing of the blade units, and a limiting ring (41) for limiting the position of the blade units; The blade unit comprises a blade support (42) and a blade body (43), the blade support (42) is hinged to the limiting ring (41), the blade body (43) is connected to the blade support (42), and the blade body (43) is in the shape of a circular arc; the blade body (43) of the blade unit is radially stacked with the blade body (43) of the adjacent blade unit; the blade support (42) can rotate around the hinge part of the blade support (42) and the limiting ring (41); the diameter of the end of the blade body (43) away from the blowing assembly can change with the rotation of the blade support (42), finally changing the distance and range of water mist spray of the spray barrel device; the opening and closing driving mechanism is used for adjusting the angle of the blade support (42); The opening and closing driving mechanism comprises a rotating ring (51) and a translating ring (52) connected by threads, and an opening and closing driver for driving the rotating ring (51) to rotate; the outer side of the movable channel (22) is provided with a rotating sliding groove (53), the rotating ring (51) is provided with a rotating limiting slider (54), the rotating limiting slider (54) is arranged in the rotating sliding groove (53), and the rotating limiting slider (54) is arranged in the rotating sliding groove (53), and is used for limiting the rotating ring (51) to only rotate along the axis of the movable channel (22) and cannot translate; The translation ring (52) is sleeved outside the vane unit, the inner side of the translation ring (52) is provided with a translation sliding groove (55), the vane unit is provided with a translation limiting sliding block (56), the translation limiting sliding block (56) is arranged in the translation sliding groove (55), and the translation limiting sliding block (56) is used for limiting that the translation ring (52) can only translate along the axial direction of the movable channel (22) and cannot rotate; The side, close to the translation ring (52), of the vane support (42) is provided with a step (61), the inner side of the translation ring (52) is provided with a plurality of connecting arms (62) in the radial direction, the connecting arms (62) are arranged on the two sides of each vane support (42) respectively, two limiting columns (63) are arranged on each connecting arm (62), and the two limiting columns (63) are arranged on the two sides of the step (61); the hinge part of the vane support (42) and the limiting ring (41) is on the inner side of the translation ring (52), when the translation ring (52) moves, the limiting columns (63) move in the length direction of the vane support (42), and the angle of the vane support (42) is adjusted; The opening and closing driver is a motor and a gear (64) mounted on the output shaft of the motor, the outer side of the rotating ring (51) is provided with a rack (65) at a position corresponding to the gear (64), the motor rotates, and the rotating ring (51) can be driven to rotate through the transmission of the gear (64) and the rack (65). The inner side of the movable channel (22) and the inner side of the vane unit are provided with a flexible wind-blocking ring (71), and the wind-blocking ring (71) is used for preventing water mist from flowing to the outer side of the movable channel (22) through the gap of the hinge part of the vane support (42) and the limiting ring (41).

2. The long-distance and large-range construction dust suppression atomizing device according to claim 1, characterized in that: The long-distance large-range construction dust suppression atomizing device comprises three spray barrel devices, a mixing channel (11) of each spray barrel device is connected with an air supply assembly respectively; air flow generated by the air supply assembly can uniformly enter the three spray barrel devices; an angle adjusting assembly of the three spray barrel devices can adjust the direction of water mist sprayed by the spray barrel devices respectively, and the air supply assembly can adjust the distance of the water mist, so that the range and distance of the water mist are finally controlled.

3. The long-distance large-range construction dust suppression atomizing device according to claim 1 or 2, characterized in that: The outer side of the mixing channel (11) is provided with a circular annular channel (24), a plurality of water pipes (14) are arranged on the circular annular channel (24), and the plurality of water pipes (14) are annularly distributed on the side wall of the mixing channel (11); The circular annular channel (24) is provided with a water inlet, the water inlet is used for introducing water with pressure into the annular channel, the circular annular channel (24) introduces the water into the plurality of water pipes (14), the water pipes (14) pass through the side wall of the mixing channel (11) and enter the inside of the mixing channel (11); the water in the circular annular channel (24) flows into the water pipes (14) and forms water mist in the mixing channel (11) after being atomized.

4. The long-distance and wide-range construction dust suppression atomizing device according to claim 1 or 2, characterized in that: One end of the fixed channel (21) is connected with the mixing channel (11), the fixed channel (21) is a rotary body with a circular arc-shaped cross section, and the diameter of the center is greater than that of the two ends; the inner wall shape of the connection part of the movable channel (22) and the fixed channel (21) is a circular arc shape matched with the outer wall of the fixed channel (21), and the movable channel (22) is arranged on the side, away from the mixing channel (11), of the fixed channel (21). The fixed channel (21) is further sleeved with a fixed ring (31) arranged on the side of the fixed channel (21) close to the mixing channel (11); the side of the fixed ring (31) opposite to the movable channel (22) is respectively provided with a flange ring, and the fixed ring (31) is connected with the movable channel (22) through the flange ring and a fastener connecting the two flange rings; the connecting part of the fixed ring (31) and the movable channel (22) is located close to the center of the fixed channel (21).

5. The long-distance and large-range construction dust suppression atomizing device according to claim 4, characterized in that: The movable channel (22) and the shell of the mixing channel (11) are respectively provided with connecting seats (32), and the linear driver (23) connects the connecting seat (32) of the movable channel (22) and the connecting seat (32) of the mixing channel (11); one end of the linear driver (23) is hinged to the connecting seat (32) on the movable channel (22), and the other end of the linear driver (23) is hinged to the connecting seat (32) of the mixing channel (11); The linear driver (23) includes a sleeved inner rod and an outer rod, and the inner rod and the outer rod are respectively hinged to the connecting seat (32) on the movable channel (22) and the connecting seat (32) of the mixing channel (11); the linear driver (23) can control the extension and retraction of the inner rod and the outer rod, and multiple linear drivers (23) can control the angle of the movable channel (22).

6. The long-distance and wide-range construction dust suppression atomizing device according to claim 1 or 2, characterized in that: The long-distance large-range construction dust suppression atomizing device further comprises a support assembly for mounting the long-distance large-range construction dust suppression atomizing device to other objects.

7. The long-distance and large-range construction dust suppression atomizing device according to claim 6, characterized in that: The support assembly comprises a fixed seat (81) and a rotating seat (82) connected with the fixed seat (81); the air supply assembly is connected with the rotating seat (82); The connecting part of the fixed seat (81) and the rotating seat (82) is provided with a horizontal rotation driver (83) capable of driving the air supply assembly to rotate in the horizontal direction; the connecting part of the rotating seat (82) and the air supply assembly is provided with a vertical rotation driver (84) capable of driving the air supply assembly to rotate in the vertical direction.

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