CN215782359U

CN215782359U - Civil engineering is with on-spot dust collector

Info

Publication number: CN215782359U
Application number: CN202121848587.3U
Authority: CN
Inventors: 马晓东; 李逊鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-02-11
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses an on-site dust removal device for civil engineering construction, and relates to the technical field of dust removal devices. Including the automobile body, the bottom plate that pendulous device includes is fixed with the support frame, the pivot and the support frame of the fixed motor output fixed connection of support frame rotate to be connected, pivot fixedly connected with arc slide rail, the spout has been seted up to pivot swing joint's removal axle sleeve, it is connected with the threaded rod to rotate with the slider of removal axle sleeve rotation connection, threaded rod and support frame threaded connection, it has articulated frame to remove the axle sleeve, connecting piece and the arc slide rail sliding connection that articulated frame was equipped with, articulated frame and connecting piece swing joint, connecting piece fixed connection's the pivot other end rotates and is connected with first hinge shell, dwang fixedly connected with connection handle. The utility model is provided with the vehicle body and the swinging device, can realize movable dust removal and simultaneously can adjust the left and right frequency during spraying, so that the spraying range of water mist is increased, the dust removal effect is increased, and the efficiency is improved.

Description

Civil engineering is with on-spot dust collector

Technical Field

The utility model relates to the technical field of dust removal devices, in particular to a field dust removal device for civil engineering.

Background

At present, a dust removal device is commonly called as a dust remover and is a device for removing or reducing the content of fly ash in smoke, the types of the dust removal device can be divided into a biological nano-film dust suppression device, a cloud and mist dust suppression device, a cloth bag dust removal device, a cyclone dust removal device, a wet dust removal device, an electrostatic dust removal device and a desulfurization dust removal device, along with the continuous acceleration of urban modern construction, a large number of construction sites inevitably appear in cities, a large amount of dust existing on the construction sites not only pollutes the environment, but also influences the bodies of people, and therefore workers need to treat the dust on the construction sites.

The above prior art solution has the following drawbacks: the existing on-site dust removal device for civil construction cannot be controlled according to the treatment range of on-site dust, so that the dust removal efficiency is low.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the site dust removal device for the civil construction, through arranging the vehicle body, the adjusting device and the swinging device, the movable dust removal can be realized, the atomizing nozzle can be lifted up and reduced by a certain angle, and then the left-right swinging spraying frequency is increased, so that the spraying range of water mist is increased, the dust removal effect is increased, and the efficiency is improved.

The above object of the present invention is achieved by the following technical solutions:

the on-site dust removal device for civil engineering construction comprises a vehicle body, wherein a moving device is arranged at the bottom end of the vehicle body, a spraying device is arranged at the top end of the vehicle body, a swinging device is arranged on one side of the spraying device, an adjusting device is arranged at the top end of the swinging device, the swinging device comprises a bottom plate, a supporting frame is fixedly connected to the top end of the bottom plate, a horizontally arranged motor is rotatably connected to the supporting frame, a rotating shaft is fixedly connected to the output end of the motor, penetrates through the supporting frame and is rotatably connected with the supporting frame, an arc-shaped sliding rail is fixedly connected to the top end of the rotating shaft, a moving shaft sleeve is sleeved on the rotating shaft and is movably connected with the moving shaft sleeve, a sliding groove is formed in one side, close to the motor, of the moving shaft sleeve, a sliding block is arranged in the sliding groove, the sliding block is rotatably connected with the moving shaft sleeve, the axis of the sliding block and the axis of the rotating shaft are positioned on the same plane, and one end, close to the motor, is rotatably connected with a threaded rod, the threaded rod level runs through support frame and both threaded connection, it keeps away from to remove the axle sleeve spout one side articulates there is articulated frame, articulated frame is kept away from the one end of removing the axle sleeve is equipped with the connecting piece, the connecting piece with arc slide rail sliding connection, articulated frame with connecting piece swing joint, the connecting piece is kept away from the one end fixedly connected with transmission shaft of arc slide rail, the transmission shaft other end rotates and is connected with first articulated shell, first articulated shell articulates there is the dwang of vertical setting, the dwang with the support frame rotates and connects, dwang one side fixedly connected with connection handle.

By adopting the technical scheme, the support effect is achieved by arranging the vehicle body, the vehicle body can move by arranging the moving device, the dust removal range and the portability are improved, the water mist dust removal can be realized on a construction site by the spraying device, the left-right swinging spraying frequency can be freely changed by arranging the swinging device, the spraying range of the water mist is increased, the dust removal effect is increased, the efficiency is improved, the arranged adjusting device can realize movable dust removal and can also lift the atomizing nozzle to reduce a certain degree, thereby controlling the spraying range of the water mist, the support effect can be achieved by arranging the bottom plate and the support frame, the arranged motor plays a role of providing driving force, the transmission effect can be achieved by arranging the rotating shaft, the movable shaft sleeve can slide and rotate on the rotating shaft by arranging the movable connection of the movable shaft sleeve and the rotating shaft, the sliding chute and the sliding block are arranged, when the sliding block is horizontally moved, the movable shaft sleeve is driven to synchronously slide on the rotating shaft, the arranged threaded rod plays a role in connection, the threaded rod rotates in the supporting frame through rotating the threaded rod, so that the sliding block is driven to move, the connecting piece can move in the arc-shaped sliding rail and along an arc through arranging the arc-shaped sliding rail and the sliding connection between the connecting piece and the arc-shaped sliding rail, the movable shaft arc-shaped sliding rail can be movably connected with the connecting piece through arranging the hinged frame, the connecting piece and the hinged frame synchronously rotate along with the rotation of the rotating shaft, wherein the hinged frame always rotates around the axis of the rotating shaft, when the rotating speed needs to be adjusted, the threaded rod is rotated, the threaded rod drives the movable shaft sleeve to slide, so that the connecting piece slides along the arc-shaped sliding rail through the rotation of the hinged frame, so that the adjustment is completed, and the arranged transmission shaft plays a role in transmission, the first articulated shell that sets up has played the effect of support, when the transmission shaft rotates, can drive first articulated shell and realize rotating and luffing motion to driven the dwang and realized reciprocating rotation on the support frame, driven the synchronous rotation of connecting handle.

The present invention in a preferred example may be further configured to: the spraying device comprises a box body, wherein a water tank is fixedly connected to the top end of the box body, a water pump is fixedly connected to one side of the water tank, the water pump is inserted into a water pipe and fixedly connected with the water pipe, and the water pipe is far away from one end of the water tank and fixedly connected with an atomizing nozzle.

Through adopting above-mentioned technical scheme, through setting up the box, can play the effect of support, the water pump of setting can carry the water in the water tank to the water pipe in, the atomizer of setting can play the effect with water atomization to increased the dust removal scope, improved dust collection efficiency.

The present invention in a preferred example may be further configured to: the adjusting device comprises a supporting rod, the axis of the supporting rod is arranged along the vertical direction, the supporting rod is fixedly connected with the connecting handle, the top end of the supporting rod is fixedly connected with an articulated piece, the atomizing nozzle is arranged in the articulated piece and is hinged with the articulated piece, the water pipe is close to the bottom end of one side of the rotating rod and is fixedly connected with a horizontal sliding rail, the horizontal sliding rail is internally and slidably connected with an air cylinder, the bottom end of the air cylinder is rotatably connected with a rotating block, and the rotating block is fixedly connected with the supporting frame.

Through adopting above-mentioned technical scheme, through setting up the bracing piece, can play the effect of support, connection to atomizer, when the connecting handle rotates, atomizer passes through the bracing piece and rotates along with the connecting handle is synchronous, through setting up the articulated elements, can realize the rotation of atomizer certain angle to can increase, reduce the scope of spraying, through setting up horizontal slide rail, cylinder, can make the extension of cylinder output shaft, return and contract, drive the rotation of water pipe.

The present invention in a preferred example may be further configured to: the moving device comprises a rear wheel, the rear wheel is rotatably connected with the vehicle body, and one side of the vehicle body, which is far away from the rear wheel, is fixedly connected with a universal front wheel.

Through adopting above-mentioned technical scheme, the rotation of automobile body direction can be realized to the universal front wheel that sets up.

The present invention in a preferred example may be further configured to: and one end of the threaded rod, which is far away from the sliding block, is fixedly connected with a handle.

Through adopting above-mentioned technical scheme, through setting up the handle, can make things convenient for staff's use.

In summary, the utility model includes at least one of the following beneficial technical effects:

1. the support effect is achieved by arranging the vehicle body, the vehicle body can move by arranging the moving device, the dust removal range and the portability are improved, the water mist dust reduction can be realized on a construction site by the spraying device, the left-right swinging spraying frequency can be freely changed by arranging the swinging device, the spraying range of the water mist is increased, the dust removal effect is increased, the efficiency is improved, the arranged adjusting device can realize movable dust removal and can also lift and reduce the atomizing spray head to a certain degree, so that the spraying range of the water mist is controlled, the support effect can be achieved by arranging the bottom plate and the support frame, the arranged motor plays a role in providing driving force, the transmission effect can be achieved by arranging the rotating shaft, the moving shaft sleeve can slide and rotate on the rotating shaft by arranging the movable connection of the moving shaft sleeve and the rotating shaft, the sliding chute and the sliding block are arranged, when the sliding block is horizontally moved, the movable shaft sleeve is driven to synchronously slide on the rotating shaft, the arranged threaded rod plays a role in connection, the threaded rod rotates in the supporting frame through rotating the threaded rod, so that the sliding block is driven to move, the connecting piece can move in the arc-shaped sliding rail and along an arc through arranging the arc-shaped sliding rail and the sliding connection between the connecting piece and the arc-shaped sliding rail, the movable shaft arc-shaped sliding rail can be movably connected with the connecting piece through arranging the hinged frame, the connecting piece and the hinged frame synchronously rotate along with the rotation of the rotating shaft, wherein the hinged frame always rotates around the axis of the rotating shaft, when the rotating speed needs to be adjusted, the threaded rod is rotated, the threaded rod drives the movable shaft sleeve to slide, so that the connecting piece slides along the arc-shaped sliding rail through the rotation of the hinged frame, so that the adjustment is completed, and the arranged transmission shaft plays a role in transmission, the first hinge shell plays a supporting role, and when the transmission shaft rotates, the first hinge shell can be driven to rotate and swing up and down, so that the rotating rod is driven to rotate on the support frame in a reciprocating manner, and the connecting handle is driven to rotate synchronously;

2. the adjusting device comprises a supporting rod, the axis of the supporting rod is arranged along the vertical direction, the supporting rod is fixedly connected with the connecting handle, the top end of the supporting rod is fixedly connected with an articulated piece, the atomizing nozzle is arranged in the articulated piece and is hinged with the articulated piece, the water pipe is close to the bottom end of one side of the rotating rod and is fixedly connected with a horizontal sliding rail, the horizontal sliding rail is internally and slidably connected with an air cylinder, the bottom end of the air cylinder is rotatably connected with a rotating block, and the rotating block is fixedly connected with the supporting frame.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is an enlarged view of a portion a of fig. 1.

Reference numerals: 1. a vehicle body; 2. a mobile device; 21. a rear wheel; 22. a universal front wheel; 3. a spraying device; 31. a box body; 32. a water tank; 33. a water pump; 34. a water pipe; 35. an atomizing spray head; 4. a swing device; 401. a base plate; 402. a support frame; 403. a motor; 404. a rotating shaft; 405. an arc-shaped slide rail; 406. moving the shaft sleeve; 407. a chute; 408. a slider; 409. a threaded rod; 4091. a handle; 410. a hinged frame; 411. a connecting member; 412. a drive shaft; 413. a first hinge housing; 414. rotating the rod; 415. a connecting handle; 5. an adjustment device; 51. a support bar; 52. an articulation member; 53. a horizontal slide rail; 54. a cylinder; 55. and (6) turning the block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the on-site dust removing device for civil engineering disclosed by the utility model comprises a vehicle body 1, a moving device 2 is arranged at the bottom end of the vehicle body 1, a supporting effect is achieved by arranging the vehicle body 1, the vehicle body 1 can be moved by arranging the moving device 2, the dust removing range and the portability are improved, a spraying device 3 is arranged at the top end of the vehicle body 1, the water mist dust removal can be achieved on a construction site through the spraying device 3, a swinging device 4 is arranged at one side of the spraying device 3, the left-right swinging spraying frequency can be freely changed by arranging the swinging device 4, the spraying range of the water mist is increased, the dust removing effect is increased, the efficiency is improved, an adjusting device 5 is arranged at the top end of the swinging device 4, the adjusting device 5 can achieve movable dust removal and simultaneously can enable an atomizing nozzle 35 to be raised and reduced to a certain degree, so as to control the spraying range of the water mist, the swing device 4 comprises a bottom plate 401, a support frame 402 is fixedly connected to the top end of the bottom plate 401, a supporting effect can be achieved by arranging the bottom plate 401 and the support frame 402, as shown in fig. 3, a horizontally arranged motor 403 is rotatably connected to the support frame 402, the arranged motor 403 plays a role of providing a driving force, a rotating shaft 404 is fixedly connected to the output end of the motor 403, the rotating shaft 404 penetrates through the support frame 402 and is rotatably connected with the support frame 402, a transmission effect can be achieved by arranging the rotating shaft 404 and can rotate in the support frame 402 along with the rotation of the motor 403, an arc-shaped slide rail 405 is fixedly connected to the top end of the rotating shaft 404, a movable shaft sleeve 406 is sleeved on the rotating shaft 404 and is movably connected with the rotating shaft 404, the movable shaft sleeve 406 can slide and rotate on the rotating shaft 404 by arranging the movable connection of the movable shaft sleeve 406 and the rotating shaft 404, a slide groove 407 is formed in one side, close to the motor 403, of the movable shaft sleeve 406, a sliding block 408 is arranged in the sliding groove 407, the sliding block 408 is rotatably connected with the movable shaft sleeve 406, the axis of the sliding block 408 and the axis of the rotating shaft 404 are positioned on the same plane, the arranged sliding groove 407 and the sliding block 408 can drive the movable shaft sleeve 406 to synchronously slide on the rotating shaft 404 when the sliding block 408 is horizontally moved, one end of the sliding block 408 close to the motor 403 is rotatably connected with a threaded rod 409, the threaded rod 409 horizontally penetrates through the support frame 402 and is in threaded connection with the support frame 402, one side of the movable shaft sleeve 406 far away from the sliding groove 407 is hinged with a hinged frame 410, one end of the hinged frame 410 far away from the movable shaft sleeve 406 is provided with a connecting piece 411, the connecting piece 411 is in sliding connection with the arc-shaped sliding rail 405, the arranged threaded rod 409 plays a connecting effect, and by rotating the threaded rod 409, the threaded rod 409 is rotated in the support frame 402 to drive the sliding block 408 to move, and by arranging the arc-shaped sliding connection of the arc-shaped sliding rail 405 and the connecting piece 411 and the arc-shaped sliding rail 405, the connecting piece 411 can move in the arc-shaped sliding rail 405 along an arc, the hinge frame 410 is movably connected with the connecting piece 411, one end of the connecting piece 411, which is far away from the arc-shaped sliding rail 405, is fixedly connected with a transmission shaft 412, the movable connection of the hinge frame 410 and the connecting piece 411 is arranged, the movable shaft arc-shaped sliding rail 405, the connecting piece 411 and the hinge frame 410 can synchronously rotate along with the rotation of the rotating shaft 404, the hinge frame 410 and the connecting piece 411 can rotate and slide, wherein the hinge frame 410 always rotates around the axis of the rotating shaft 404, when the rotating speed needs to be adjusted, the threaded rod 409 is rotated, the threaded rod 409 drives the movable shaft sleeve 406 to slide, so that the connecting piece 411 slides along the arc-shaped sliding rail 405 through the rotation of the hinge frame 410, the adjustment is completed, the arranged transmission shaft 412 plays a transmission effect, the other end of the transmission shaft 412 is rotatably connected with a first hinge shell 413, and the first hinge shell 413 is hinged with a vertically arranged rotating rod 414, dwang 414 rotates with support frame 402 to be connected, dwang 414 one side fixedly connected with connection handle 415, and the first hinge shell 413 that sets up has played the effect of support, when transmission shaft 412 rotates, can drive first hinge shell 413 and realize rotating and luffing motion to having driven dwang 414 and having realized reciprocating rotation on support frame 402, having driven connection handle 415 synchronous rotation.

As shown in fig. 1 and 2, the spraying device 3 includes a box 31, which can play a role of a support member by arranging the box 31, the top end of the box 31 is fixedly connected with a water tank 32, one side of the water tank 32 is fixedly connected with a water pump 33, the water pump 33 is inserted with a water pipe 34 and fixedly connected with the water pipe and the water tank, one end of the water pipe 34 far away from the water tank 32 is fixedly connected with an atomizing nozzle 35, the arranged water pump 33 can convey water in the water tank 32 into the water pipe 34, the arranged atomizing nozzle 35 can play a role of atomizing water, thereby increasing a dust removing range and improving dust removing efficiency, the adjusting device 5 includes a support rod 51, the axis of the support rod 51 is arranged along a vertical direction, the support rod 51 is fixedly connected with a connecting handle 415, by arranging the support rod 51, the atomizing nozzle 35 can play a role of supporting and connecting, when the connecting handle 415 rotates, the atomizing nozzle 35 synchronously rotates along with the connecting handle 415 through the support rod 51, bracing piece 51 top fixedly connected with articulated elements 52, through setting up articulated elements 52, can realize the rotation of the certain angle of atomizer 35, thereby can increase, reduce the scope that sprays, atomizer 35 is arranged in articulated elements 52 and both articulated settings, water pipe 34 is close to one side bottom fixedly connected with horizontal slide rail 53 of dwang 414, sliding connection has cylinder 54 in horizontal slide rail 53, cylinder 54 bottom rotates and is connected with commentaries on classics piece 55, change piece 55 and support frame 402 fixed connection, through setting up horizontal slide rail 53, cylinder 54, can make the extension of cylinder 54 output shaft, return and contract, the rotation of water pipe 34 has been driven.

As shown in fig. 1 and fig. 2, the supporting rod 51 can support and connect the atomizer 35, when the connecting handle 415 rotates, the atomizer head 35 rotates synchronously with the connecting handle 415 through the supporting rod 51, and through the arrangement of the hinge 52, the rotation of the atomizer head 35 at a certain angle can be realized, thereby can increase, reduce the scope of spraying, through setting up horizontal slide rail 53, cylinder 54, can make the extension of cylinder 54 output shaft, retract, the rotation of water pipe 34 has been driven, mobile device 2 includes rear wheel 21, rear wheel 21 rotates with automobile body 1 to be connected, one side fixedly connected with universal front wheel 22 of rear wheel 21 is kept away from to automobile body 1, the rotation of automobile body 1 direction can be realized to universal front wheel 22 of setting, the one end fixedly connected with handle 4091 that slider 408 was kept away from to threaded rod 409, through setting up handle 4091, can make things convenient for staff's use.

The implementation principle of the embodiment is as follows: when the water-saving vehicle is used, the vehicle body 1 is pushed to a site, the water pump 33 is turned on, water in the water tank 32 is injected into the water pipe 34 through the water pump 33 and atomized by the atomizing nozzle 35, the motor 403 is turned on at the moment, the motor 403 drives the rotating shaft 404 to synchronously rotate in the support frame 402, so that the arc-shaped sliding rail 405 is driven to rotate and the moving shaft sleeve 406 is driven to synchronously rotate, the moving shaft sleeve 406 drives the hinge piece 52 hinged with the moving shaft sleeve 406 to synchronously rotate, the hinge frame 410 drives the connecting piece 411 movably connected with the hinge frame 410 to synchronously rotate, the transmission shaft 412 also rotates, so that the first hinge shell 413 is driven to rotate up and down around a point hinged with the rotating rod 414 while swinging left and right in the transmission shaft 412, the connecting handle 415 fixedly connected with the rotating rod 414 is driven to realize the effect of swinging left and right in a reciprocating manner, and the synchronous swinging of the supporting rods 51 and 52 is driven, the range that atomizer 35 sprayed is adjusted to the output through control cylinder 54 is flexible, after cylinder 54 output retracts, water pipe 34 has been driven and has been rotated round articulated department in the articulated elements 52, thereby raise the angle of atomizer 35, when spraying frequency needs to be adjusted, clockwise turning handle 4091, threaded rod 409 has been driven and has been rotated, thereby slider 408 has been driven and has been close to first articulated shell 413, slider 408 is in spout 407, thereby horizontal slip when having driven removal axle sleeve 406 and rotate on pivot 404, thereby make articulated frame 410 push up connecting piece 411 to one of them limit position of arc slide rail 405, spraying frequency has been improved this moment, thereby further increased the scope and the effect of spraying.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a civil engineering is with on-spot dust collector, includes automobile body (1), its characterized in that: the automobile body is characterized in that a moving device (2) is arranged at the bottom end of the automobile body (1), a spraying device (3) is arranged at the top end of the automobile body (1), a swinging device (4) is arranged on one side of the spraying device (3), an adjusting device (5) is arranged at the top end of the swinging device (4), the swinging device (4) comprises a bottom plate (401), a supporting frame (402) is fixedly connected to the top end of the bottom plate (401), a horizontally arranged motor (403) is rotatably connected to the supporting frame (402), a rotating shaft (404) is fixedly connected to the output end of the motor (403), the rotating shaft (404) penetrates through the supporting frame (402) and is rotatably connected with the supporting frame, an arc-shaped sliding rail (405) is fixedly connected to the top end of the rotating shaft (404), a moving shaft sleeve (406) is sleeved on the rotating shaft (404) and is movably connected with the moving shaft sleeve (406), a sliding groove (407) is formed in one side, which the moving shaft sleeve (406) is close to the motor (403), a sliding block (408) is arranged in the sliding groove (407), the sliding block (408) is rotatably connected with the movable shaft sleeve (406), the axis of the sliding block (408) and the axis of the rotating shaft (404) are positioned on the same plane, one end of the sliding block (408) close to the motor (403) is rotatably connected with a threaded rod (409), the threaded rod (409) horizontally penetrates through the support frame (402) and is in threaded connection with the support frame (402), one side of the movable shaft sleeve (406) far away from the sliding groove (407) is hinged with a hinged frame (410), one end of the hinged frame (410) far away from the movable shaft sleeve (406) is provided with a connecting piece (411), the connecting piece (411) is in sliding connection with the arc-shaped sliding rail (405), the hinged frame (410) is movably connected with the connecting piece (411), and one end of the connecting piece (411) far away from the arc-shaped sliding rail (405) is fixedly connected with a transmission shaft (412), the transmission shaft (412) other end rotates and is connected with first articulated shell (413), first articulated shell (413) articulates there is dwang (414) of vertical setting, dwang (414) with support frame (402) rotate and are connected, dwang (414) one side fixedly connected with connecting handle (415).

2. The site dust removing device for civil engineering construction according to claim 1, wherein: sprinkler (3) include box (31), box (31) top fixedly connected with water tank (32), water tank (32) one side fixedly connected with water pump (33), water pump (33) run through to be inserted and are equipped with water pipe (34) and both fixed connection, water pipe (34) are kept away from the one end fixedly connected with atomizer (35) of water tank (32).

3. The site dust removing device for civil engineering construction according to claim 2, wherein: adjusting device (5) include bracing piece (51), bracing piece (51) axis sets up along vertical direction, bracing piece (51) with connecting handle (415) fixed connection, bracing piece (51) top fixedly connected with articulated elements (52), atomizer (35) are arranged in just the articulated setting of both in articulated elements (52), water pipe (34) are close to one side bottom fixedly connected with horizontal slide rail (53) of dwang (414), sliding connection has cylinder (54) in horizontal slide rail (53), cylinder (54) bottom is rotated and is connected with commentaries on classics piece (55), commentaries on classics piece (55) with support frame (402) fixed connection.

4. The site dust removing device for civil engineering construction according to claim 1, wherein: the moving device (2) comprises rear wheels (21), the rear wheels (21) are rotatably connected with the vehicle body (1), and universal front wheels (22) are fixedly connected to one side, far away from the rear wheels (21), of the vehicle body (1).

5. The site dust removing device for civil engineering construction according to claim 1, wherein: one end of the threaded rod (409) far away from the sliding block (408) is fixedly connected with a handle (4091).