Dust falling device for building construction

Abstract

The utility model relates to the technical field of building construction, and provides a dust falling device for building construction, which comprises a dust sensor and a controller, and a handle, a water tank, a dust sensor, a controller and a lifting box are fixedly arranged above the chassis. And a wheel axle and two steering wheels are fixedly arranged below the chassis. The two moving wheels are arranged on the wheel shaft in a sleeving mode. A water pump is arranged in the water tank. A telescopic rod, a partition plate, a motor, a plurality of supporting columns and a storage plate are arranged in the lifting box. A first rotating shaft, a second rotating shaft, a connecting rod, a driving gear, a transmission gear, a driven gear, a first sector gear, a second sector gear and a reciprocating gear are arranged on the storage plate. Wherein the connecting rod penetrates through the lifting box, and an atomizing nozzle is arranged at the upper end of the connecting rod. The atomizing nozzle is connected with a water pump in the water tank through a hose. Through mutual cooperation of the elements, the dust falling device can enlarge the dust falling range.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, specifically a dust suppression device for building construction Background Art

[0002] Most dust enters the lungs through the nasal cavity and throat, which can cause changes in lung function, neurological diseases and even lung cancer, and spread a variety of epidemic diseases through the air. At the same time, particulate matter in the atmosphere will reduce visibility, form visual pollution, and corrode the surface of metals, building materials and cultural relics. If you want to manage the construction site environment reasonably, it is very important to reasonably reduce dust on the construction site.

[0003] The existing technology has a small dust reduction range and cannot effectively carry out large-scale dust reduction treatment on the construction site. Utility Model Content

[0004] The utility model aims to solve the technical problem of how to expand the dust reduction range, and proposes a dust reduction device for construction. The technical solution of the utility model is as follows:

[0005] A dust suppression device for construction includes: a chassis, a wheel axle, two moving wheels, two steering wheels, a handle, a water tank, a water pump, a hose, an atomizing nozzle, a lifting box, a telescopic rod, a partition, a plurality of support columns, a motor, a storage plate, a first rotating shaft, a second rotating shaft, a connecting rod, a driving gear, a transmission gear, a passive gear, a first sector gear, a second sector gear, a reciprocating gear, a dust sensor, and a controller. The wheel axle is horizontally arranged, arranged below the chassis, and fixedly connected to the lower surface of the chassis. The two moving wheels are respectively sleeved on both ends of the wheel axle, arranged on both sides of the chassis, and are rotatably connected to both ends of the wheel axle, and their rotation axes coincide with the axes of the wheel axle. The two steering wheels are symmetrically arranged, arranged below the chassis at a position away from the two moving wheels, and are fixedly connected to the lower surface of the chassis. The handle is arranged above the chassis near the two moving wheels, and is fixedly connected to the upper surface of the chassis. The water tank is arranged above the chassis, arranged on one side of the handle, and is fixedly connected to the upper surface of the chassis. The water pump is arranged inside the water tank and is fixedly connected to the bottom surface inside the water tank. The hose passes through the top surface of the water tank, is fixedly connected to the top surface of the water tank, and is connected to the water pump. The atomizing nozzle is arranged at one end of the hose located outside the water tank, is fixedly connected to one end of the hose located outside the water tank, and is connected to the hose. The lifting box is arranged on the side of the water tank away from the handle, is arranged above the chassis, and is fixedly connected to the upper surface of the chassis. The telescopic rod is arranged vertically, arranged inside the lifting box, and the lower end of the telescopic rod is fixedly connected to the bottom surface inside the lifting box. The partition is arranged horizontally, arranged inside the lifting box, arranged above the telescopic rod, fixedly connected to the upper end of the telescopic rod, and connected to the lifting box in an up-and-down sliding manner. A plurality of support columns are arranged vertically, arranged above the partition, and the lower ends of the plurality of support columns are fixedly connected to the upper surface of the partition. The motor shaft is arranged vertically, the motor is arranged above the partition, and the lower part of the motor is fixedly connected to the upper surface of the partition. The storage board is arranged horizontally, arranged above the plurality of support columns, arranged above the motor, and the lower surface of the storage board is fixedly connected to the upper ends of the plurality of support columns. The first rotating shaft passes through the storage plate and is arranged directly above the motor, is fixedly connected to the motor rotating shaft, is rotatably connected to the storage plate, and its rotation axis is arranged vertically. The second rotating shaft is parallel to the first rotating shaft and is arranged above the storage plate and away from the first rotating shaft. The lower end of the second rotating shaft is rotatably connected to the upper surface of the storage plate, and its rotation axis is parallel to the rotation axis of the first rotating shaft. The connecting rod is arranged at the middle position between the first rotating shaft and the second rotating shaft, is arranged above the storage plate, passes through the upper top surface of the lifting plate, the lower end of the connecting rod is rotatably connected to the upper surface of the storage plate, and its rotation axis is parallel to the rotation axis of the first rotating shaft. The connecting rod is rotatably connected to the upper top surface of the lifting box, and its rotation axis is parallel to the rotation axis of the first rotating shaft. The upper end of the connecting rod is fixedly connected to the atomizing nozzle. The driving gear is sleeved on the first rotating shaft, arranged above the storage plate, and is fixedly connected to the first rotating shaft. The transmission gear is sleeved on the connecting rod, rotatably connected to the connecting rod, and its rotation axis coincides with the rotation axis of the connecting rod, and meshes with the driving wheel. The passive gear is sleeved on the second rotating shaft, fixedly connected to the second rotating shaft, and meshed with the transmission wheel.The first sector gear is sleeved on the first rotating shaft, arranged above the driving gear, and fixedly connected to the first rotating shaft. The second sector gear is sleeved on the second rotating shaft, arranged above the passive gear, and fixedly connected to the second rotating shaft. The reciprocating gear is sleeved on the connecting rod, arranged above the transmission gear, fixedly connected to the connecting rod, meshed with the first sector gear, and meshed with the second sector gear. The dust sensor is arranged on the side of the lifting box away from the water tank, arranged above the chassis, and fixedly connected to the upper surface of the chassis. The controller is arranged above the handle, fixedly connected to the handle, electrically connected to the dust sensor, electrically connected to the water pump, electrically connected to the motor, and electrically linked to the telescopic rod.

[0006] When dust reduction is required at the construction site, the staff moves the dust reduction device to the designated position, and then controls the lifting of the telescopic rod through the controller. The telescopic rod drives the partition to move up and down, the partition drives the motor and the support column to move up and down, the support column drives the storage plate to move up and down, the storage plate drives the connecting rod to move up and down, the connecting rod drives the atomizing nozzle to move up and down, and adjusts the atomizing nozzle to the appropriate position. When the dust in the air reaches a certain level, the dust sensor transmits the data to the controller. After receiving the data, the controller turns on the water pump and the motor. The water pump transports the clean water in the water tank to the hose. The clean water enters the atomizing nozzle through the hose. After that, the clean water passes through the atomizing nozzle and becomes water mist and is sprayed in the air to reduce dust at the construction site. When the controller turns on the motor, the motor drives the first shaft to rotate, the first shaft drives the driving gear to rotate, the driving gear drives the transmission gear to rotate, the transmission gear drives the passive gear to rotate, the passive gear drives the second shaft to rotate, and the second shaft drives the second sector gear to rotate. When the first rotating shaft rotates, the first rotating shaft drives the first sector gear to rotate, the first sector gear drives the reciprocating gear to rotate forward, and the reciprocating gear drives the connecting rod to rotate forward until the first sector gear is separated from the reciprocating gear. After the first sector gear is separated from the reciprocating gear, the second sector gear meshes with the reciprocating gear, the second sector gear drives the reciprocating gear to rotate in the opposite direction, the reciprocating gear drives the connecting rod to rotate in the opposite direction, and the connecting rod drives the atomizing nozzle to rotate in the opposite direction until the second sector gear is separated from the reciprocating gear. The reciprocating gear is driven to rotate by the first sector gear and the second sector gear in a cycle, so that the dust suppression device expands the dust suppression range.

[0007] Furthermore, the water pump is a submersible pump.

[0008] The water pump is set as a submersible pump so that the water pump can be placed in water to work, making it convenient for the water pump to absorb clean water in the water tank.

[0009] Furthermore, the two moving wheels are rotatably connected to the wheel axle through bearings.

[0010] The moving wheel is rotatably connected to the wheel shaft through a bearing, which can reduce the friction between the moving wheel and the wheel shaft and facilitate the movement of the dust suppression device.

[0011] Furthermore, a water inlet pipe is arranged on the upper part of the water tank, and the water inlet pipe passes through the upper top surface of the water tank and is fixedly connected to the upper top surface of the water tank.

[0012] A water inlet pipe is arranged above the water tank to facilitate the staff to add water into the water tank.

[0013] Furthermore, a sealing cover is arranged on the upper part of the water inlet pipe, and the sealing cover is threadedly connected to the water inlet pipe.

[0014] Providing a sealing cover on the water inlet pipe can prevent debris from entering the water tank.

[0015] Furthermore, the telescopic rod is an electric telescopic rod.

[0016] The telescopic rod is set as an electric telescopic rod, which is convenient for staff to control through a controller.

[0017] The beneficial effects of the utility model are as follows: when it is necessary to remove dust from the construction site, the staff moves the dust reduction device to the designated position, and then the staff adjusts the position of the atomizing nozzle through the controller so that the atomizing nozzle can reduce dust at different heights. Afterwards, when the dust sensor detects that the dust in the air reaches a certain level, the dust sensor transmits the data to the controller, and the controller turns on the water pump and the motor. The water pump transports clean water to the atomizing nozzle, and the clean water is converted into water mist through the atomizing nozzle, which can better reduce dust in the air and save water at the same time. After the controller turns on the motor, the motor will drive the connecting rod to perform reciprocating rotation through the transmission, and the connecting rod will drive the atomizing nozzle to perform reciprocating rotation, thereby expanding the dust reduction range. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0019] Figure 1 It is the front view of the utility model;

[0020] Figure 2 This is the right side view of the interior of the lifting box of the utility model;

[0021] Figure 3 This is a top view of the interior of the lifting box of the utility model.

[0022] Explanation of the accompanying drawings: 1. chassis; 2. wheel axle; 201. moving wheel; 202. steering wheel; 203. handle; 3. water tank; 301. water pump; 302. hose; 303. atomizing nozzle; 304. water inlet pipe; 305. sealing cover; 4. lifting box; 401. telescopic rod; 402. partition; 403. support column; 404. motor; 5. storage plate; 501. first rotating shaft; 502. second rotating shaft; 503. connecting rod; 504. driving gear; 505. transmission gear; 506. driven gear; 507. first sector gear; 508. second sector gear; 509. reciprocating gear; 6. dust sensor; 7. controller. DETAILED DESCRIPTION

[0023] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 3The utility model provides a dust suppression device for construction, including: a chassis 1, a wheel shaft 2, two moving wheels 201, two steering wheels 202, a handle 203, a water tank 3, a water pump 301, a hose 302, an atomizing nozzle 303, a lifting box 4, a telescopic rod 401, a partition 402, a plurality of support columns 403, a motor 404, a storage plate 5, a first rotating shaft 501, a second rotating shaft 502, a connecting rod 503, a driving gear 504, a transmission gear 505, a driven gear 506, a first sector gear 507, a second sector gear 508, a reciprocating gear 509, a dust sensor 6, and a controller 7. The wheel shaft 2 is horizontally arranged, arranged below the chassis 1, and fixedly connected to the lower surface of the chassis 1. The two moving wheels 201 are respectively sleeved on both ends of the wheel shaft 2, arranged on both sides of the chassis 1, and are rotatably connected to both ends of the wheel shaft 2, and their rotation axis coincides with the axis of the wheel shaft 2. The two steering wheels 202 are symmetrically arranged, arranged at a position below the chassis 1 away from the two moving wheels 201, and fixedly connected to the lower surface of the chassis 1. The handle 203 is arranged above the chassis 1, near the two moving wheels 201, and fixedly connected to the upper surface of the chassis 1. The water tank 3 is arranged above the chassis 1, arranged on one side of the handle 203, and fixedly connected to the upper surface of the chassis 1. The water pump 301 is arranged inside the water tank 3 and fixedly connected to the bottom surface inside the water tank 3. The hose 302 passes through the upper top surface of the water tank 3, is fixedly connected to the upper top surface of the water tank 3, and is connected to the water pump 301. The atomizing nozzle 303 is arranged at one end of the hose 302 located outside the water tank 3, is fixedly connected to one end of the hose 302 located outside the water tank 3, and is connected to the hose 302. The lifting box 4 is arranged on the side of the water tank 3 away from the handle 203, is arranged above the chassis 1, and is fixedly connected to the upper surface of the chassis 1. The telescopic rod 401 is vertically arranged and arranged inside the lifting box 4, and the lower end of the telescopic rod 401 is fixedly connected to the bottom surface of the lifting box 4. The partition 402 is horizontally arranged and arranged inside the lifting box 4, arranged above the telescopic rod 401, fixedly connected to the upper end of the telescopic rod 401, and connected to the lifting box 4 for vertical sliding. A plurality of support columns 403 are vertically arranged and arranged above the partition 402, and the lower ends of the plurality of support columns 403 are fixedly connected to the upper surface of the partition 402. The rotating shaft of the motor 404 is vertically arranged, the motor 404 is arranged above the partition 402, and the lower part of the motor 404 is fixedly connected to the upper surface of the partition 402. The storage plate 5 is horizontally arranged and arranged above the plurality of support columns 403, and arranged above the motor 404, and the lower surface of the storage plate 5 is fixedly connected to the upper ends of the plurality of support columns 403. The first rotating shaft 501 passes through the storage plate 5 and is arranged directly above the motor 404, is fixedly connected to the rotating shaft of the motor 404, is rotatably connected to the storage plate 5, and its rotation axis is arranged vertically. The second rotating shaft 502 is parallel to the first rotating shaft 501, and is arranged above the storage plate 5 and away from the first rotating shaft 501. The lower end of the second rotating shaft 502 is rotatably connected to the upper surface of the storage plate 5, and its rotation axis is parallel to the rotation axis of the first rotating shaft 501.The connecting rod 503 is arranged at the middle position between the first rotating shaft 501 and the second rotating shaft 502, arranged above the storage plate 5, and penetrates the upper top surface of the lifting plate. The lower end of the connecting rod 503 is rotatably connected to the upper surface of the storage plate 5, and its rotation axis is parallel to the rotation axis of the first rotating shaft 501. The connecting rod 503 is rotatably connected to the upper top surface of the lifting box 4, and its rotation axis is parallel to the rotation axis of the first rotating shaft 501. The upper end of the connecting rod 503 is fixedly connected to the atomizing nozzle 303. The driving gear 504 is sleeved on the first rotating shaft 501, arranged above the storage plate 5, and fixedly connected to the first rotating shaft 501. The transmission gear 505 is sleeved on the connecting rod 503, rotatably connected to the connecting rod 503, and its rotation axis coincides with the rotation axis of the connecting rod 503, and meshes with the driving wheel. The passive gear 506 is sleeved on the second rotating shaft 502, and is fixedly connected to the second rotating shaft 502, and meshes with the transmission wheel. The first sector gear 507 is sleeved on the first rotating shaft 501, arranged above the driving gear 504, and fixedly connected to the first rotating shaft 501. The second sector gear 508 is sleeved on the second rotating shaft 502, arranged above the passive gear 506, and fixedly connected to the second rotating shaft 502. The reciprocating gear 509 is sleeved on the connecting rod 503, arranged above the transmission gear 505, fixedly connected to the connecting rod 503, meshed with the first sector gear 507, and meshed with the second sector gear 508. The dust sensor is arranged on the side of the lifting box 4 away from the water tank 3, arranged above the chassis 1, and fixedly connected to the upper surface of the chassis 1. The controller 7 is arranged above the handle 203, fixedly connected to the handle 203, electrically connected to the dust sensor, electrically connected to the water pump 301, electrically connected to the motor 404, and electrically linked to the telescopic rod 401.

[0025] When dust reduction is required at the construction site, the staff moves the dust reduction device to the designated position, and then controls the telescopic rod 401 to rise and fall through the controller 7, the telescopic rod 401 drives the partition 402 to move up and down, the partition 402 drives the motor 404 and the support column 403 to move up and down, the support column 403 drives the storage plate 5 to move up and down, the storage plate 5 drives the connecting rod 503 to move up and down, the connecting rod 503 drives the atomizing nozzle 303 to move up and down, and adjusts the atomizing nozzle 303 to a suitable position. When the dust in the air reaches a certain level, the dust sensor 6 transmits the data to the controller 7, and after receiving the data, the controller 7 turns on the water pump 301 and the motor 404, and the water pump 301 transports the clean water in the water tank 3 to the hose 302, and the clean water enters the atomizing nozzle 303 through the hose 302, and then the clean water passes through the atomizing nozzle 303 and becomes water mist and is sprayed in the air to reduce dust at the construction site. When the controller 7 turns on the motor 404, the motor 404 drives the first rotating shaft 501 to rotate, the first rotating shaft 501 drives the driving gear 504 to rotate, the driving gear 504 drives the transmission gear 505 to rotate, the transmission gear 505 drives the passive gear 506 to rotate, the passive gear 506 drives the second rotating shaft 502 to rotate, and the second rotating shaft 502 drives the second sector gear 508 to rotate. When the first rotating shaft 501 rotates, the first rotating shaft 501 drives the first sector gear 507 to rotate, the first sector gear 507 drives the reciprocating wheel to rotate forward, and the reciprocating gear 509 drives the connecting rod 503 to rotate forward until the first sector gear 507 is separated from the reciprocating gear 509. When the first sector gear 507 is separated from the reciprocating gear 509, the second sector gear 508 is meshed with the reciprocating gear 509, the second sector gear 508 drives the reciprocating gear 509 to rotate in the opposite direction, the reciprocating gear 509 drives the connecting rod 503 to rotate in the opposite direction, and the connecting rod 503 drives the atomizing nozzle 303 to rotate in the opposite direction until the second sector gear 508 is separated from the reciprocating gear 509. The reciprocating gear 509 is driven to rotate by the first sector gear 507 and the second sector gear 508 in a cycle, so that the dust suppression device expands the dust suppression range.

[0026] The water pump 301 is a submersible pump.

[0027] The water pump 301 is configured as a submersible pump, so that the water pump 301 can be placed in water to work, making it convenient for the water pump 301 to absorb clean water in the water tank 3 .

[0028] The two moving wheels 201 are rotatably connected to the wheel shaft 2 via bearings.

[0029] The moving wheel 201 is rotatably connected to the wheel shaft 2 via a bearing, which can reduce the friction between the moving wheel 201 and the wheel shaft 2 and facilitate the movement of the dust suppression device.

[0030] A water inlet pipe 304 is provided on the upper part of the water tank 3 , and the water inlet pipe 304 passes through the upper top surface of the water tank 3 and is fixedly connected to the upper top surface of the water tank 3 .

[0031] A water inlet pipe 304 is arranged above the water tank 3 to facilitate the staff to add water into the water tank 3 .

[0032] A sealing cover 305 is disposed on the upper portion of the water inlet pipe 304 , and the sealing cover 305 is threadedly connected to the water inlet pipe 304 .

[0033] A sealing cover 305 is provided on the water inlet pipe 304 to prevent debris from entering the water tank 3 .

[0034] The telescopic rod 401 is an electric telescopic rod.

[0035] The telescopic rod 401 is configured as an electric telescopic rod, which is convenient for the staff to control through the controller 7 .

[0036] Working principle: when it is necessary to reduce dust at the construction site, the staff opens the sealing cover 305 and adds clean water to the water tank 3 through the water inlet pipe 304. After filling, the staff tightens the sealing cover 305. Then, the staff moves the dust reduction device to the designated position. Then, the telescopic rod 401 is controlled to rise and fall through the controller 7. The telescopic rod 401 drives the partition 402 to move up and down. The partition 402 drives the motor 404 and the support column 403 to move up and down. The support column 403 drives the placement plate 5 to move up and down. The placement plate 5 drives the connecting rod 503 to move up and down. The connecting rod 503 drives the atomizing nozzle 303 to move up and down, and adjusts the atomizing nozzle 303 to a suitable position. When the dust in the air reaches a certain level, the dust sensor 6 transmits the data to the controller 7. After receiving the data, the controller 7 turns on the water pump 301 and the motor 404. The water pump 301 transports the clean water in the water tank 3 to the hose 302. The clean water enters the atomizing nozzle 303 through the hose 302. After that, the clean water passes through the atomizing nozzle 303 and turns into water mist and is sprayed in the air to reduce dust on the construction site. When the controller 7 turns on the motor 404, the motor 404 drives the first rotating shaft 501 to rotate, the first rotating shaft 501 drives the driving gear 504 to rotate, the driving gear 504 drives the transmission gear 505 to rotate, the transmission gear 505 drives the passive gear 506 to rotate, the passive gear 506 drives the second rotating shaft 502 to rotate, and the second rotating shaft 502 drives the second sector gear 508 to rotate. When the first rotating shaft 501 rotates, the first rotating shaft 501 drives the first sector gear 507 to rotate, the first sector gear 507 drives the reciprocating gear 509 to rotate forward, and the reciprocating gear 509 drives the connecting rod 503 to rotate forward until the first sector gear 507 is separated from the reciprocating gear 509. After the first sector gear 507 is separated from the reciprocating gear 509, the second sector gear 508 is meshed with the reciprocating gear 509, the second sector gear 508 drives the reciprocating gear 509 to rotate in the opposite direction, the reciprocating gear 509 drives the connecting rod 503 to rotate in the opposite direction, and the connecting rod 503 drives the atomizing nozzle 303 to rotate in the opposite direction until the second sector gear 508 is separated from the reciprocating gear 509. The reciprocating gear 509 is driven to rotate by the first sector gear 507 and the second sector gear 508 in a cycle, so that the dust suppression device expands the dust suppression range.

[0037] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A dust suppression device for construction, characterized in that: include: A chassis (1), a wheel axle (2), two moving wheels (201), two steering wheels (202), a handle (203), a water tank (3), a water pump (301), a hose (302), an atomizing nozzle (303), a lifting box (4), a telescopic rod (401), a partition (402), a plurality of support columns (403), a motor (404), a storage plate (5), a first rotating shaft (501), a second rotating shaft (502), a connecting rod (503), a driving gear (504), a transmission gear (505), a driven gear (506), a first sector gear (507), a second sector gear (508), a reciprocating gear (509), a dust sensor (6), and a controller (7); the vehicle The wheel axle (2) is arranged horizontally, arranged below the chassis (1), and fixedly connected to the lower surface of the chassis (1); the two moving wheels (201) are respectively sleeved on the two ends of the wheel axle (2), arranged on both sides of the chassis (1), and rotatably connected to the two ends of the wheel axle (2), and their rotation axes coincide with the axes of the wheel axles (2); the two steering wheels (202) are symmetrically arranged, arranged below the chassis (1) at a position away from the two moving wheels (201), and fixedly connected to the lower surface of the chassis (1); the handle (203) is arranged above the chassis (1) at a position close to the two moving wheels (201), and fixedly connected to the upper surface of the chassis (1); The water tank (3) is arranged above the chassis (1), arranged on one side of the handle (203), and is fixedly connected to the upper surface of the chassis (1); the water pump (301) is arranged inside the water tank (3), and is fixedly connected to the inner bottom surface of the water tank (3); the hose (302) passes through the upper top surface of the water tank (3), is fixedly connected to the upper top surface of the water tank (3), and is communicated with the water pump (301); the atomizing nozzle (303) is arranged at one end of the hose (302) located outside the water tank (3), is fixedly connected to one end of the hose (302) located outside the water tank (3), and is communicated with the hose (302); the lifting box (4) is arranged away from the water tank (3) One side of the handle (203) is arranged above the chassis (1) and is fixedly connected to the upper surface of the chassis (1); the telescopic rod (401) is arranged vertically and is arranged inside the lifting box (4); the lower end of the telescopic rod (401) is fixedly connected to the bottom surface of the lifting box (4); the partition (402) is arranged horizontally and is arranged inside the lifting box (4), arranged above the telescopic rod (401), fixedly connected to the upper end of the telescopic rod (401), and connected to the lifting box (4) in an upward and downward sliding manner; a plurality of support columns (403) are arranged vertically and are arranged above the partition (402); the lower ends of a plurality of support columns (403) are fixedly connected to the upper surface of the partition (402);The motor (404) shaft is vertically arranged, the motor (404) is arranged above the partition (402), and the lower part of the motor (404) is fixedly connected to the upper surface of the partition (402); the storage plate (5) is horizontally arranged, arranged above the plurality of support columns (403), and arranged above the motor (404), and the lower surface of the storage plate (5) is fixedly connected to the upper ends of the plurality of support columns (403); the first shaft (501) passes through the storage plate (5) and is arranged directly above the motor (404), and is fixedly connected to the motor (404) shaft, and is rotationally connected to the storage plate (5), and its rotation axis is vertically arranged; the second shaft (502) is connected to the plurality of support columns (403) and the lower surface of the storage plate (5) is fixedly connected to the upper ends of the plurality of support columns (403); The first rotating shaft (501) is parallel to the first rotating shaft (501) and is arranged above the storage plate (5) at a position away from the first rotating shaft (501); the lower end of the second rotating shaft (502) is rotatably connected to the upper surface of the storage plate (5), and its rotation axis is parallel to the rotation axis of the first rotating shaft (501); the connecting rod (503) is arranged at a middle position between the first rotating shaft (501) and the second rotating shaft (502), is arranged above the storage plate (5), and passes through the upper top surface of the lifting box (4); the lower end of the connecting rod (503) is rotatably connected to the upper surface of the storage plate (5), and its rotation axis is parallel to the rotation axis of the first rotating shaft (501); the connecting rod (503) is arranged at a middle position between the first rotating shaft (501) and the second rotating shaft (502), is arranged above the storage plate (5), and passes through the upper top surface of the lifting box (4); the lower end of the connecting rod (503) is rotatably connected to the upper surface of the storage plate (5), and its rotation axis is parallel to the rotation axis of the first rotating shaft (501); the connecting rod (503) is connected to the lifting box (4 ) is rotatably connected to the top surface of the upper part, and its rotation axis is parallel to the rotation axis of the first rotating shaft (501); the upper end of the connecting rod (503) is fixedly connected to the atomizing nozzle (303); the driving gear (504) is sleeved on the first rotating shaft (501), arranged above the storage plate (5), and is fixedly connected to the first rotating shaft (501); the transmission gear (505) is sleeved on the connecting rod (503), and is rotatably connected to the connecting rod (503); its rotation axis coincides with the rotation axis of the connecting rod (503), and meshes with the driving gear (504); the driven gear (506) is sleeved on the second rotating shaft (502), and is engaged with the second rotating shaft (502); ) is fixedly connected to the transmission gear (505); the first sector gear (507) is sleeved on the first rotating shaft (501), arranged above the driving gear (504), and fixedly connected to the first rotating shaft (501); the second sector gear (508) is sleeved on the second rotating shaft (502), arranged above the driven gear (506), and fixedly connected to the second rotating shaft (502); the reciprocating gear (509) is sleeved on the connecting rod (503), arranged above the transmission gear (505), fixedly connected to the connecting rod (503), meshed with the first sector gear (507), and meshed with the second sector gear (508);The dust sensor (6) is arranged on a side of the lifting box (4) away from the water tank (3), is arranged above the chassis (1), and is fixedly connected to the upper surface of the chassis (1); The controller (7) is arranged above the handle (203), is fixedly connected to the handle (203), is electrically connected to the dust sensor (6), is electrically connected to the water pump (301), is electrically connected to the motor (404), and is electrically connected to the telescopic rod (401). ; 2. A dust suppression device for construction according to claim 1, characterized in that: The water pump (301) is a submersible pump.

3. A dust suppression device for construction according to claim 1, characterized in that: The two moving wheels (201) are rotatably connected to the wheel shaft (2) via bearings.

4. A dust suppression device for construction according to claim 1, characterized in that: The telescopic rod (401) is an electric telescopic rod.

5. A dust suppression device for construction according to claim 1, characterized in that: A water inlet pipe (304) is provided on the upper part of the water tank (3); the water inlet pipe (304) passes through the upper top surface of the water tank (3) and is fixedly connected to the upper top surface of the water tank (3).

6. A dust suppression device for construction according to claim 5, characterized in that: A sealing cover (305) is arranged on the upper part of the water inlet pipe (304), and the sealing cover (305) is threadedly connected to the water inlet pipe (304).

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