CN221155945U

CN221155945U - Dust fall device of earthwork excavation

Info

Publication number: CN221155945U
Application number: CN202323101536.6U
Authority: CN
Inventors: 郭二浩; 姬天戈; 高磊; 朱浩; 宋辰辰
Original assignee: Sinohydro Bureau 11 Co Ltd
Current assignee: Sinohydro Bureau 11 Co Ltd
Priority date: 2023-11-16
Filing date: 2023-11-16
Publication date: 2024-06-18
Anticipated expiration: 2033-11-16

Abstract

The utility model relates to the technical field of earthwork excavation, in particular to a dust fall device for earthwork excavation, which comprises a base, wherein a vertical rod is arranged on the base, an upper nozzle frame and a lower nozzle frame which are horizontally arranged are connected to the vertical rod, the upper nozzle frame and the lower nozzle frame are arranged up and down, the upper nozzle frame and the lower nozzle frame are hollow, a plurality of atomizing nozzles are arranged on two sides of the upper nozzle frame and the lower nozzle frame, the atomizing nozzles are communicated with the interior of the upper nozzle frame or the lower nozzle frame, and the upper nozzle frame and the lower nozzle frame are communicated with a water inlet pipe. Through setting up upper nozzle frame and lower nozzle frame to all set up a plurality of atomizer in upper nozzle frame and lower nozzle frame's both sides, thereby carry out the dust fall simultaneously to the dust that the below that the earth excavation scene produced and the dust of the dissipation of top, increase the scope of dust fall simultaneously, solved in the prior art and only can carry out the dust fall towards one direction, the poor problem of dust fall effect.

Description

Dust fall device of earthwork excavation

Technical Field

The utility model relates to the technical field of earth excavation, in particular to a dust fall device for earth excavation.

Background

The on-site dust raising device is arranged on the construction site of the earth excavation, and dust is reduced on the construction site if the construction site is not treated, so that the construction line of sight is influenced, and meanwhile, the construction site is harmful to constructors and the environment.

The prior art discloses a building site environmental protection atomizer based on solar energy like the patent of publication No. CN207254590U, can spout water smoke, adheres to on the dust through the water smoke for the dust falls down, and because the dust on earth's scene is most to be the mode diffusion of explosion and gets away, this building site environmental protection fog gun machine's spraying scope is limited.

Subsequently, the patent with the publication number of CN208771078U discloses a dust fall device for earth excavation, and the rocker swing mechanism drives the spray drum to swing horizontally in the spraying process, so that the spraying range is increased, the dust fall range is enlarged, and the sector gear, the driven gear and the connecting rod are designed, so that the spray drum swings up and down while swinging horizontally, and the dust fall effect is improved. However, although the dust settling device can swing up and down, dust settling can only be carried out towards one place at any time, the dust settling device can not well realize dust settling due to the problem of excavating a large amount of dust in the earth, and part of areas fly after swinging, so dust can still escape.

Disclosure of utility model

The utility model aims to solve the problem that the existing dust falling device for earth excavation can only fall dust towards one place at any time although swinging up and down, and provides the dust falling device for earth excavation, which can simultaneously fall dust above and below an earth excavation field.

The utility model provides a dust fall device of earth excavation, includes the base, be provided with the pole setting on the base, be connected with the last shower nozzle frame and the lower shower nozzle frame that the level set up in the pole setting, go up shower nozzle frame and lower shower nozzle frame and arrange the setting from top to bottom, just go up shower nozzle frame and lower inside cavity of shower nozzle frame, it all is provided with a plurality of atomizer to go up shower nozzle frame and lower shower nozzle frame both sides, atomizer with go up shower nozzle frame or lower shower nozzle frame inside intercommunication, go up shower nozzle frame and lower shower nozzle frame all intercommunication has the inlet tube.

Further, the upright rod is rotatably arranged on the base through a bearing, a driving motor is arranged on the base, a driving gear and a driven gear which are meshed with each other are respectively arranged on an output shaft of the driving motor and the bottom of the upright rod, and an output shaft of the driving motor is rotatably connected with the base.

Further, the water inlet pipe comprises a main pipe, a first branch pipe and a second branch pipe, wherein the main pipe is connected with the first branch pipe, the first branch pipe is connected with the lower nozzle frame, the second branch pipe is connected with the first branch pipe and the upper nozzle frame, and the main pipe is a hose.

Further, the atomizing nozzle on the upper nozzle frame comprises a first nozzle and a second nozzle which are respectively arranged in an inclined up-down direction, and the first nozzle and the second nozzle are alternately arranged.

Further, the novel multifunctional electric box comprises a box body, wherein the bottoms of the base, the driving motor, the driving gear, the driven gear and the vertical rod are all located in the box body, and casters are arranged at the bottom of the box body.

Further, a water storage tank and a water pump are further arranged in the tank body, the water storage tank is provided with a water injection port communicated with the outer side of the tank body, and the water pump is connected with the water storage tank and the main pipe.

Further, the lower nozzle frame comprises a main nozzle frame and an auxiliary nozzle frame, the main nozzle frame is fixedly connected with the vertical rod, one end of the auxiliary nozzle frame and one end of the main nozzle frame, which is far away from the vertical rod, can be locked and horizontally and rotatably connected through a rotary connecting mechanism, and the first branch pipe is a hose.

Further, the rotary connecting mechanism comprises a connecting piece fixed on the auxiliary nozzle frame and the main nozzle frame, a screw rod penetrating through the connecting piece and rotationally connected with the connecting piece, and a fastening nut in threaded connection with the screw rod.

Further, a handle is arranged on the outer side of the box body.

Compared with the prior art, the utility model has the beneficial effects that:

according to the dust settling device for earth excavation, the upper nozzle frame and the lower nozzle frame are arranged, and the plurality of atomizing nozzles are arranged on the two sides of the upper nozzle frame and the lower nozzle frame, so that dust generated below an earth excavation site and dust dissipated above the earth excavation site are settled simultaneously, the range of simultaneous dust settling is increased, and the problems that dust settling can only be carried out in one direction and the dust settling effect is poor in the prior art are solved.

According to the dust settling device for earth excavation, the driving motor, the driving gear and the driven gear are arranged, so that the vertical rod can be driven to rotate, the horizontal angles of the upper spray head frame and the lower spray head frame can be adjusted, and the dust settling range is increased.

According to the dust settling device for earth excavation, the atomization spray heads on the upper spray head frame comprise the first spray heads and the second spray heads which are respectively arranged in the upward and downward directions in an inclined mode, the first spray heads and the second spray heads are alternately arranged, the first spray heads are arranged in the upward direction in an inclined mode, scattered dust is pressed by upward high throwing, the second spray heads are arranged in the downward direction in an inclined mode, and downward dust pressing prevents the dust from escaping. The atomization nozzle on the lower nozzle frame directly carries out dust fall from the excavation position, so that upper, middle and lower layers of spray are formed for dust fall.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

Fig. 1 is a schematic view of the overall structure of a dust settling device for earth excavation in an embodiment of the present utility model.

Fig. 2 is a cross-sectional view of a dust settling device for earth excavation in an embodiment of the present utility model.

Fig. 3 is an enlarged view at a in fig. 1.

Fig. 4 is an enlarged view at B in fig. 2.

Fig. 5 is an enlarged view at C in fig. 2.

In the figure: 1. a base; 2. a vertical rod; 3. an upper nozzle frame; 4. a lower nozzle frame; 401. a main nozzle frame; 402. an auxiliary nozzle frame; 5. an atomizing nozzle; 6. a bearing; 7. a driving motor; 8. a drive gear; 9. a driven gear; 10. a main pipe; 11. a first branch pipe; 12. a second branch pipe; 13. a case; 14. casters; 15. a water storage tank; 16. a water pump; 17. a water filling port; 18. a connecting sheet; 19. a screw; 20. a fastening nut; 21. a gasket; 22. a handle; 23. and a mobile power supply.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 and 2, the dust settling device for earth excavation in this embodiment includes a box 13, a base 1 is disposed in the box 13 and near a side edge of the box 13, an upright 2 is disposed on an upper end surface of the base 1, an upper nozzle frame 3 and a lower nozzle frame 4 are respectively connected to a top and a middle of the upright 2, and the upper nozzle frame 3 and the lower nozzle frame 4 are both horizontally disposed. The upper spray head frame 3 and the lower spray head frame 4 are hollow in the inside and are closed at two ends, a plurality of atomizing spray heads 5 are arranged on two sides of the upper spray head frame 3 and the lower spray head frame 4, the atomizing spray heads 5 are communicated with the inside of the upper spray head frame 3 or the lower spray head frame 4, and the upper spray head frame 3 and the lower spray head frame 4 are communicated with a water inlet pipe.

Through setting up upper nozzle frame 3 and lower nozzle frame 4 to all set up a plurality of atomizer 5 in upper nozzle frame 3 and lower nozzle frame 4's both sides, thereby carry out the dust fall simultaneously to the dust that the below that the earth excavation scene produced and the dust of the dissipation of top, increase the scope of dust fall simultaneously.

In this embodiment, as shown in fig. 4, the atomizing nozzle 5 on the upper nozzle holder 3 includes a first nozzle and a second nozzle, the spray directions of the first nozzle and the second nozzle are respectively inclined upward and downward, and the first nozzle and the second nozzle are alternately arranged on the upper nozzle holder 3. Preferably, the included angles between the first spray head and the second spray head and the same horizontal plane are 15 degrees. The atomizing nozzle 5 on the lower nozzle holder 4 is arranged horizontally or obliquely downward. The first shower nozzle slope sets up, upwards throws the fostering of loss and suppresses, and the second shower nozzle slope sets up down, presses down the dirt and prevents the raise dust loss. The atomizing nozzle 5 on the lower nozzle frame 4 directly carries out dust fall from the clamping and digging position, thereby forming upper, middle and lower three layers of spray for dust fall.

In this embodiment, as shown in fig. 5, a driving motor 7 is mounted on the base 1, and an output shaft of the driving motor 7 and the bottom of the upright 2 are both rotatably connected with the upper end surface of the base 1 through bearings 6. The driving motor 7 is fixedly connected with the inner wall of the box body 13. The output shaft of the driving motor 7 and the bottom of the vertical rod 2 are respectively provided with a driving gear 8 and a driven gear 9, the driving gear 8 is meshed with the driven gear 9, and the vertical rod 2 is rotationally connected with the upper end face of the box body 13, so that the driving gear 8, the driven gear 9 and the vertical rod 2 are driven to rotate through the rotation of the driving motor 7, the horizontal angles of the upper nozzle frame 3 and the lower nozzle frame 4 are changed, and the dust fall range is increased.

In this embodiment, the lower nozzle holder 4 includes a main nozzle holder 401 and an auxiliary nozzle holder 402, the main nozzle holder 401 is fixedly connected with the upright 2, one end of the auxiliary nozzle holder 402 is horizontally and rotatably connected with one end of the main nozzle holder 401 far away from the upright 2 through a rotation connection mechanism, and the main nozzle holder 401 is also locked through the rotation connection mechanism, so as to fix the angle between the main nozzle holder 401 and the auxiliary nozzle holder 402. Specifically, as shown in fig. 3, the rotary connection mechanism includes a connection piece 18 fixed to the auxiliary nozzle holder 402 and the main nozzle holder 401, a screw 19 penetrating the connection piece 18 and rotationally connected to the connection piece 18, and a fastening nut 20 screwed to the screw 19, and a spacer 21 is further disposed between the connection piece 18 of the auxiliary nozzle holder 402 and the main nozzle holder 401. By rotating the fastening nut 20, the loosening and locking of the rotation connection mechanism are realized, and thus the angle between the auxiliary head frame 402 and the main head frame 401 can be adjusted, and the auxiliary head frame 402 and the main head frame 401 can be fixed.

The lower nozzle frame 4 is arranged to be the main nozzle frame 401 and the auxiliary nozzle frame 402, and the unfolding condition of the auxiliary nozzle frame 402 is adjusted through the rotating connecting mechanism, so that the auxiliary nozzle frame is unfolded to different widths, different earthwork excavation scenes are adapted, when the excavation area is small, the excavation area can be inwards surrounded, and the excavation area is large and can be fully unfolded.

In this embodiment, a water storage tank 15 and a water pump 16 are further disposed in the tank 13, the water storage tank 15 is provided with a water injection port 17 communicated with the outside of the tank 13, and the water pump 16 is connected with the water storage tank 15. The water inlet pipe comprises a main pipe 10, a first branch pipe 11 and a second branch pipe 12, wherein a water pump 16 of the main pipe 10 is connected with the first branch pipe 11, and the main pipe 10 and the first branch pipe 11 are all flexible pipes. The first branch pipe 11 is connected with the lower spray head frame 4, the second branch pipe 12 is connected with the first branch pipe 11 and the upper spray head frame 3, and valves are arranged on the first branch pipe 11 and the second branch pipe 12, so that the upper spray head frame 3 or the lower spray head frame 4 can be independently used. By providing the main pipe 10 and the first branch pipe 11 as hoses, the rotation of the upright 2 and the rotation of the auxiliary nozzle frame 402 are not affected.

In this embodiment, the handle 22 is provided on the outer side of the housing 13, and in order to prevent the handle 22 from affecting the rotation of the lower head rest 4, the handle 22 is horizontally connected to the side of the housing 13 away from the upright 2, so that the height of the handle 22 is lower than that of the lower head rest 4. The box 13 is also internally provided with a mobile power supply 23, and the mobile power supply 23 is electrically connected with the water pump 16 and the driving motor 7, so that the water pump 16 and the driving motor 7 are powered, and the use is convenient. In order to facilitate the movement of the dust settling device for earth excavation in the embodiment, the castor 14 is arranged at the dead angle of the lower end surface of the box 13, and the castor 14 has a braking function, so that the movement and the fixation of the dust settling device for earth excavation are facilitated.

The dust fall device of earth excavation in this embodiment has the following working principle:

Through setting up shower nozzle frame 3 and lower shower nozzle frame 4 to all set up a plurality of atomizer 5 in the both sides of last shower nozzle frame 3 and lower shower nozzle frame 4, thereby carry out the dust fall simultaneously to the dust that the below that the earth excavation was on-the-spot produced and the dust of the dissipation of top, increase the scope of dust fall simultaneously, solved in the prior art and only can carry out the dust fall towards one direction, the problem that the dust fall effect is poor. Through setting up driving motor 7, driving gear 8 and driven gear 9 to can drive pole setting 2 rotation, adjust the horizontal angle of last shower nozzle frame 3 and lower shower nozzle frame 4, increase the dust fall scope. The atomizing nozzle 5 on the upper nozzle frame 3 comprises a first nozzle and a second nozzle which are respectively inclined upwards and downwards, the first nozzle and the second nozzle are alternately arranged, the first nozzle is inclined upwards, the upward high throwing presses the scattered culture, the second nozzle is inclined downwards, and dust is pressed downwards to prevent dust from scattering. The atomizing nozzle 5 on the lower nozzle frame 4 directly carries out dust fall from the clamping and digging position, thereby forming upper, middle and lower three layers of spray for dust fall.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a dust device of earth excavation which characterized in that includes:

A base (1);

A vertical rod (2) arranged on the base (1);

An upper nozzle frame (3) and a lower nozzle frame (4) which are arranged up and down, are connected with the vertical rod (2) and are hollow in the interior;

a plurality of atomizing nozzles (5) which are arranged at two sides of the upper nozzle frame (3) and the lower nozzle frame (4) and are communicated with the interiors of the upper nozzle frame (3) and the lower nozzle frame (4);

And the water inlet pipe is connected and communicated with the upper spray head frame (3) and the lower spray head frame (4).

2. The dust fall device for earth excavation according to claim 1, wherein the upright (2) is rotatably arranged on the base (1) through a bearing (6), a driving motor (7) is arranged on the base (1), a driving gear (8) and a driven gear (9) which are meshed with each other are respectively arranged on an output shaft of the driving motor (7) and the bottom of the upright (2), and an output shaft of the driving motor (7) is rotatably connected with the base (1).

3. The dust settling device for earth excavation according to claim 2, characterized in that the water inlet pipe comprises a main pipe (10), a first branch pipe (11) and a second branch pipe (12), the main pipe (10) is connected with the first branch pipe (11), the first branch pipe (11) is connected with the lower nozzle frame (4), the second branch pipe (12) is connected with the first branch pipe (11) and the upper nozzle frame (3), and the main pipe (10) is a hose.

4. A dust settling device for earth excavation according to claim 3, wherein the atomizing nozzle (5) on the upper nozzle frame (3) comprises a first nozzle and a second nozzle which are respectively arranged obliquely upwards and downwards, and the first nozzle and the second nozzle are arranged alternately.

5. The dust settling device for earth excavation according to claim 4, further comprising a box body (13), wherein the bottoms of the base (1), the driving motor (7), the driving gear (8), the driven gear (9) and the upright (2) are all located in the box body (13), and casters (14) are arranged at the bottom of the box body (13).

6. The dust settling device for earth excavation according to claim 5, wherein a water storage tank (15) and a water pump (16) are further arranged in the tank body (13), the water storage tank (15) is provided with a water injection port (17) communicated with the outer side of the tank body (13), and the water pump (16) is connected with the water storage tank (15) and the main pipe (10).

7. The dust settling device for earth excavation according to claim 6, wherein the lower nozzle holder (4) comprises a main nozzle holder (401) and an auxiliary nozzle holder (402), the main nozzle holder (401) is fixedly connected with the vertical rod (2), one end of the auxiliary nozzle holder (402) and one end of the main nozzle holder (401) far away from the vertical rod (2) are in locking horizontal rotation connection through a rotation connection mechanism, and the first branch pipe (11) is a hose.

8. The dust settling device for earth excavation according to claim 7, characterized in that the rotational connection mechanism comprises a connection piece (18) fixed to the auxiliary nozzle holder (402) and the main nozzle holder (401), a screw (19) penetrating the connection piece (18) and rotationally connected to the connection piece (18), and a fastening nut (20) screwed to the screw (19).

9. The dust settling device for earth excavation as claimed in claim 8, characterized in that a handle (22) is provided outside the tank (13).