Raised dust treatment device for construction earth excavation

Abstract

The utility model belongs to the technical field of flying dust treatment, and particularly relates to a construction earth excavation flying dust treatment device which comprises a water tank and further comprises a mounting frame, a dust removal device and a dust removal device. The bottom end of the rotating shaft penetrates through the mounting frame and is rotationally connected to the top of the water tank; the first motor is fixedly mounted at the top of the water tank, a first gear is fixedly mounted on an output shaft of the first motor, a second gear fixedly sleeves the rotating shaft, the second gear is meshed with the first gear, and a bracket is fixedly mounted at the top end of the rotating shaft; the high-pressure water pump is arranged to blow water mist, atomized water sprayed by the nozzles can be blown, the diffusion range and distance of the water mist are increased, meanwhile, the spraying height and range of the water mist can be adjusted, the dust falling effect on an earth excavation construction site is greatly improved, and practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust handling technical field especially relates to a construction earthwork excavation dust handling device. BACKGROUND

[0002] Earthwork excavation is the key process in the initial stage of the project and the construction process, which loosens, crushes, excavates and transports soil and rock. In the process of earthwork construction excavation, dust flying is easy to cause, and the floating of dust is easy to cause harm to the workers' bodies. Earthwork excavation requires the use of dust handling devices for dust removal.

[0003] In the prior art, the patent file with the application number 202221546267.7 discloses a construction earthwork excavation dust handling device. The construction earthwork excavation dust handling device comprises a base, a water tank fixedly installed on the top of the base, a pump fixedly installed on the top of the water tank, a hose fixedly connected to the output end of the pump, the hose being long enough, a water delivery pipe fixedly connected to one end of the hose, a ring pipe provided at one end of the water delivery pipe, and two connecting pipes fixedly connected to one end of the ring pipe. The construction earthwork excavation dust handling device provided by the utility model has the advantages of being convenient to move, adjustable in the height of the spray, capable of spraying near the position of the excavated earthwork, and improved dust reduction effect.

[0004] However, the above technical solution can adjust the spray height, but only realizes spray through the cooperation of the water pump and the atomizing nozzle, resulting in a short atomizing distance, limited atomizing range and effect, and the atomizing nozzle can only spray in a single direction and cannot be adjusted by rotation, which reduces the dust reduction range and has poor practicability. Therefore, the present application proposes a construction earthwork excavation dust handling device to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the shortcomings in the prior art that the spray height can be adjusted, but only realizes spray through the cooperation of the water pump and the atomizing nozzle, resulting in a short atomizing distance, limited atomizing range and effect, and the atomizing nozzle can only spray in a single direction and cannot be adjusted by rotation, which reduces the dust reduction range and has poor practicability, and proposes a construction earthwork excavation dust handling device.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A construction earthwork excavation dust handling device comprises a water tank, and the dust handling device further comprises:

[0008] The mounting frame is fixedly installed on the top of the water tank;

[0009] The rotating shaft is rotatably connected to the top of the water tank through the mounting frame;

[0010] The first motor is fixedly installed on the top of the water tank, and a first gear is fixedly installed on the output shaft of the first motor.

[0011] The high-pressure fan is rotatably connected to the top of the bracket, and the second motor is fixedly installed on the front side of the bracket.

[0012] The water spraying assembly comprises a high-pressure water pump, a hose, an annular water pipe and a plurality of nozzles.

[0013] The unlocking assembly is arranged on the mounting frame and matched with the second gear.

[0014] As a preferred scheme of the utility model, the bottom of the bracket is provided with an arc-shaped groove, and the top of the mounting frame is fixedly installed with a sliding shaft.

[0015] As a preferred scheme of the utility model, the unlocking assembly comprises a clamping rod, a sliding rod, a pushing rod, a pressing rod, a first spring, a limiting rod and a third spring.

[0016] As a preferred scheme of the utility model, the top of the water tank is provided with a first sliding groove, and the bottom end of the sliding rod is slidably connected in the first sliding groove.

[0017] As one preferred scheme of the utility model, the left side of the slide rod is fixedly installed with a second spring, and the left end of the second spring is fixedly installed on the left side inner wall of the mounting rack.

[0018] As one preferred scheme of the utility model, the left side inner wall of the mounting rack is provided with a second sliding groove, and the left end of the limiting rod is slidingly connected in the second sliding groove.

[0019] Beneficial effects:

[0020] 1. By starting the first motor and through the forward and reverse of the first motor, the first gear can be driven to rotate forward and reverse, at this time, through the meshing transmission between the first gear and the second gear, the rotating shaft can be driven to rotate forward and reverse, when the rotating shaft rotates, the support, the high-pressure fan, the annular water pipe and the plurality of nozzles can be driven to rotate forward and reverse, at this time, through the forward and reverse rotation of the high-pressure fan, the annular water pipe and the plurality of nozzles, the water mist can be realized to swing and spray, and the dust reduction range of the earthwork excavation construction site is greatly improved.

[0021] 2. By starting the high-pressure water pump, and then through the cooperation between the hose, the annular water pipe and the plurality of nozzles, the water in the water tank can be pumped out and atomized and sprayed into the air, at this time, starting the high-pressure fan can blow the atomized water sprayed out of the nozzle, improve the diffusion range and distance of the water mist, here, by starting the second motor, the inclination height of the high-pressure fan and the nozzle can be adjusted, and the spraying height and range of the water mist are improved.

[0022] 3. By clamping and limiting the second gear teeth between the clamping rod and the second gear teeth, the rotating shaft, the support, the high-pressure fan, the annular water pipe and the plurality of nozzles can be rotationally limited, and can be positioned and fixed when the water mist is not needed to swing and spray, the spraying direction of the water mist is ensured, and by pressing the pressing rod, the first spring can be compressed, and the pushing rod can be driven to rotate, at this time, the pushing rod can push the clamping rod to move left and extrude the limiting rod to move down, at this time, the third spring is stretched, when the right end of the limiting rod corresponds to the limiting groove, through the elastic reset of the third spring, the limiting rod can move up and be clamped into the limiting groove, at this time, the clamping rod can be limited to move right, so that the clamping rod and the second gear teeth can be limited and fixed when the clamping is released, the rotation of the clamping rod to the second gear, the rotating shaft, the support, the high-pressure fan, the annular water pipe and the plurality of nozzles can be avoided, and the stable swing water mist dust reduction operation of the high-pressure fan, the annular water pipe and the plurality of nozzles is ensured.

[0023] The utility model discloses a high-pressure water pump is set up to the water mist and is blown, can blow the atomized water that the nozzle sprays, improve the diffusion range and distance of the water mist, can realize the adjustment of water mist spraying height and range simultaneously, greatly improve the dust reduction effect of earthwork excavation construction site, and the practicality is strong. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 The structure three-dimensional view of the utility model;

[0025] Figure 2 The structure three-dimensional view of the water tank, mounting frame and support of the utility model;

[0026] Figure 3 The structure three-dimensional view of the utility model's appendix Figure 2 A portion of the utility model;

[0027] Figure 4 The structure three-dimensional view of the utility model's rotating shaft, support, sliding shaft and arc-shaped groove.

[0028] In the drawing: 1, water tank; 2, mounting frame; 3, rotating shaft; 4, first motor; 5, first gear; 6, second gear; 7, support; 8, sliding shaft; 9, arc-shaped groove; 10, high-pressure fan; 11, second motor; 12, high-pressure water pump; 13, hose; 14, annular water pipe; 15, nozzle; 16, clamping rod; 17, sliding rod; 18, first sliding groove; 19, limiting groove; 20, push rod; 21, pressing rod; 22, first spring; 23, second spring; 24, limiting rod; 25, second sliding groove; 26, third spring. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0030] EMBODIMENT

[0031] Referring to Figures 1-4 A construction earth excavation dust treatment device, comprising a water tank 1, and further comprising:

[0032] A mounting frame 2 is fixedly installed at the top of the water tank 1;

[0033] A rotating shaft 3, the bottom end of the rotating shaft 3 penetrates through the mounting frame 2 and is rotationally connected at the top of the water tank 1;

[0034] A first motor 4 is fixedly installed at the top of the water tank 1, a first gear 5 is fixedly installed on the output shaft of the first motor 4, a second gear 6 is fixedly sleeved on the rotating shaft 3, the second gear 6 is engaged with the first gear 5, and a support 7 is fixedly installed at the top end of the rotating shaft 3;

[0035] A high-pressure fan 10 is rotationally connected at the top end of the support 7, a second motor 11 is fixedly installed at the front side of the support 7, and the output shaft of the second motor 11 penetrates through the front side of the support 7 and is fixedly installed at the front side of the high-pressure fan 10;

[0036] The water spraying assembly comprises a high-pressure water pump 12, a hose 13, a ring-shaped water pipe 14 and a plurality of nozzles 15, the high-pressure water pump 12 is fixedly installed at the top of the water tank 1, the bottom of the high-pressure water pump 12 is communicated with the water tank 1, the bottom end of the hose 13 is fixedly communicated with the top end of the high-pressure water pump 12, the top end of the hose 13 is fixedly installed at the bottom of the ring-shaped water pipe 14, the ring-shaped water pipe 14 is fixedly installed at the left end of the high-pressure fan 10, and the plurality of nozzles 15 are fixedly and equally spaced communicated on the inner wall of the ring-shaped water pipe 14.

[0037] The unlocking assembly is arranged on the mounting frame 2 and matched with the second gear 6.

[0038] Through the above structure: by starting the first motor 4 and through the forward and reverse directions of the first motor 4, the first gear 5 can be driven to rotate forward and reversely, at this time, through the meshing transmission between the first gear 5 and the second gear 6, the rotating shaft 3 can be driven to rotate forward and reversely, when the rotating shaft 3 rotates, the support 7, the high-pressure fan 10, the ring-shaped water pipe 14 and the plurality of nozzles 15 can be driven to rotate forward and reversely, at this time, through the forward and reverse rotations of the high-pressure fan 10, the ring-shaped water pipe 14 and the plurality of nozzles 15, the water mist can be sprayed to swing, the dust reduction range of the earth excavation construction site is greatly improved, through starting the high-pressure water pump 12, then through the cooperation between the hose 13, the ring-shaped water pipe 14 and the plurality of nozzles 15, the water in the water tank 1 can be pumped out and sprayed to atomize in the air, at this time, starting the high-pressure fan 10 can blow the atomized water sprayed out of the nozzle 15, improve the diffusion range and distance of the water mist, here, through starting the second motor 11, the inclination height of the high-pressure fan 10 and the nozzle 15 can be adjusted, the spraying height and range of the water mist are improved.

[0039] As a preferred scheme of the utility model, the bottom of the support 7 is provided with an arc-shaped groove 9, the top of the mounting frame 2 is fixedly installed with a sliding shaft 8, the top end of the sliding shaft 8 is slidingly connected in the arc-shaped groove 9, through the sliding and limiting cooperation between the sliding shaft 8 and the arc-shaped groove 9, the support 7 can be stably rotationally supported, and the swing range of the support 7, the high-pressure fan 10 and the nozzle 15 can be limited.

[0040] As one preferred scheme of the utility model, the unlocking assembly includes a clamping rod 16, a sliding rod 17, a push rod 20, a pressing rod 21, a first spring 22, a limiting rod 24 and a third spring 26, the bottom end of the pressing rod 21 penetrates the top of the mounting frame 2 and extends to the inside of the mounting frame 2, the first spring 22 is sleeved on the pressing rod 21, the top end of the push rod 20 is rotationally connected to the bottom end of the pressing rod 21, the bottom end of the push rod 20 is rotationally connected to the top of the clamping rod 16, the top end of the sliding rod 17 is fixedly installed on the bottom of the clamping rod 16, the bottom end of the sliding rod 17 is slidingly connected to the top of the water tank 1, the right end of the clamping rod 16 is inserted into the inside of the second gear 6, the bottom of the clamping rod 16 is provided with a limiting slot 19, the left end of the limiting rod 24 is slidingly connected to the left side inner wall of the mounting frame 2, the right end of the limiting rod 24 is matched with the limiting slot 19, the bottom end of the third spring 26 is fixedly installed on the top of the limiting rod 24, and the top end of the third spring 26 is fixedly installed on the left side inner wall of the mounting frame 2. Through the clamping limiting between the clamping rod 16 and the gear teeth of the second gear 6, the rotating limiting of the rotating shaft 3, the support 7, the high-pressure fan 10, the annular water pipe 14 and the plurality of nozzles 15 can be realized, positioning and fixing when the water mist is not needed to be swung can be realized, the spraying direction of the water mist is guaranteed, the first spring 22 can be compressed by pressing the pressing rod 21, the push rod 20 can be driven to rotate at the same time, at this time, the push rod 20 can push the clamping rod 16 to move left and extrude the limiting rod 24 to move down, at this time, the third spring 26 is stretched, when the right end of the limiting rod 24 corresponds to the limiting slot 19, through the elastic reset of the third spring 26, the limiting rod 24 can be driven to move up and be clamped into the limiting slot 19, at this time, the right movement of the clamping rod 16 can be limited, thereby the clamping limiting between the clamping rod 16 and the gear teeth of the second gear 6 can be released, the rotation of the second gear 6, the rotating shaft 3, the support 7, the high-pressure fan 10, the annular water pipe 14 and the plurality of nozzles 15 can be avoided, and the stable swinging water mist spraying dust falling operation of the high-pressure fan 10, the annular water pipe 14 and the plurality of nozzles 15 is guaranteed.

[0041] As one preferred scheme of the utility model, the top of the water tank 1 is provided with a first sliding groove 18, and the bottom end of the sliding rod 17 is slidingly connected in the first sliding groove 18. Through the first sliding groove 18, stable sliding support of the sliding rod 17 and the clamping rod 16 can be realized.

[0042] As one preferred scheme of the utility model, the left side of the sliding rod 17 is fixedly installed with a second spring 23, the left end of the second spring 23 is fixedly installed on the left side inner wall of the mounting frame 2, and through the second spring 23, the sliding rod 17 and the clamping rod 16 can be driven to move right and reset.

[0043] As one preferred scheme of the utility model, the second sliding slot 25 is arranged on the left side inner wall of the mounting frame 2, and the left end of the limiting rod 24 is slidingly connected in the second sliding slot 25, and the second sliding slot 25 can stably support the sliding of the limiting rod 24.

[0044] It should be noted that: the specific use of which model of the first motor 4, high pressure fan 10, second motor 11 and high pressure water pump 12, the relevant technical personnel of the field are selected, and the above about the first motor 4, high pressure fan 10, second motor 11 and high pressure water pump 12 all belong to the prior art, and the scheme is not described.

[0045] The utility model discloses a working principle: in use, first the first motor 4, high pressure fan 10, second motor 11 and high pressure water pump 12 are connected to the external power supply, then through starting the first motor 4 and through the positive and negative of the first motor 4, can drive the first gear 5 to carry out positive and negative rotation, when the meshing transmission between the first gear 5 and the second gear 6, can drive the rotating shaft 3 to carry out positive and negative rotation, when the rotating shaft 3 rotates, can drive the support 7, high pressure fan 10, annular water pipe 14 and multiple nozzles 15 to carry out positive and negative rotation, when the positive and negative rotation of high pressure fan 10, annular water pipe 14 and multiple nozzles 15, can realize the swing spraying of water mist, greatly improve the dust fall range of earthwork excavation construction site, through the cooperation between the hose 13, annular water pipe 14 and multiple nozzles 15, can extract the water in the water tank 1 and atomize and spray in the air, when starting high pressure fan 10 can blow the atomized water of nozzle 15, improve the diffusion range and distance of water mist, here through starting second motor 11 can drive the inclination height adjustment of high pressure fan 10 and nozzle 15, improve the spraying height and range of water mist, then through the clamping and limiting of the clamping rod 16 and the second gear 6 tooth, can carry out the rotation limiting of the rotating shaft 3, support 7, high pressure fan 10, annular water pipe 14 and multiple nozzles 15, can be positioned and fixed when not swing spraying water mist, guarantee the spraying direction of water mist, and through the depression of pressure rod 21, first spring 22 can be compressed, at the same time, can drive the push rod 20 to rotate, at this moment, the push rod 20 can push the clamping rod 16 left and extrude the limiting rod 24 to move down, at this moment, the third spring 26 is stretched, when the right end of the limiting rod 24 corresponds with the limiting groove 19, through the elastic reset of third spring 26, can drive the limiting rod 24 to move up and be clamped in the limiting groove 19, at this moment, the right movement of clamping rod 16 can be limited, so that the clamping rod 16 and the second gear 6 tooth can be released when clamping, can avoid the influence of clamping rod 16 on the rotation of the second gear 6, rotating shaft 3, support 7, high pressure fan 10, annular water pipe 14 and multiple nozzles 15, guarantee the stable swing of high pressure fan 10, annular water pipe 14 and multiple nozzles 15 and water mist dust fall operation.

[0046] The above merely describes a preferred embodiment of the present application, but the scope of protection of the present application is not limited thereto. Any skilled person in the art, according to the technical scheme and the inventive concept of the present application, can make equivalent substitutions or changes within the technical range disclosed by the present application, which should be covered within the scope of protection of the present application.

Claims

1. A construction earth excavation dust treatment device comprising a water tank (1), characterized in that, The dust handling device further comprises: a mounting frame (2) fixedly installed on the top of the water tank (1); a rotating shaft (3) whose bottom end penetrates through the mounting frame (2) and is rotatably connected to the top of the water tank (1); a first motor (4) fixedly installed on the top of the water tank (1), a first gear (5) fixedly installed on the output shaft of the first motor (4), a second gear (6) fixedly sleeved on the rotating shaft (3), the second gear (6) engaged with the first gear (5), a support (7) fixedly installed on the top end of the rotating shaft (3); a high-pressure fan (10) rotatably connected to the top end of the support (7), a second motor (11) fixedly installed on the front side of the support (7), the output shaft of the second motor (11) penetrating through the front side of the support (7) and fixedly installed on the front side of the high-pressure fan (10); a water spraying assembly comprising a high-pressure water pump (12), a hose (13), a ring-shaped water pipe (14) and a plurality of nozzles (15), the high-pressure water pump (12) fixedly installed on the top of the water tank (1), the bottom of the high-pressure water pump (12) communicated with the water tank (1), the bottom end of the hose (13) fixedly communicated with the top end of the high-pressure water pump (12), the top end of the hose (13) fixedly installed on the bottom of the ring-shaped water pipe (14), the ring-shaped water pipe (14) fixedly installed on the left end of the high-pressure fan (10), the plurality of nozzles (15) fixedly communicated on the inner wall of the ring-shaped water pipe (14) at equal intervals; an unlocking assembly arranged on the mounting frame (2) and matched with the second gear (6).

2. The device for treating dust generated during earthwork excavation according to claim 1, characterized in that, The bottom of the support (7) is provided with an arc-shaped groove (9), and the top of the mounting frame (2) is fixedly provided with a sliding shaft (8) which is slidingly connected to the arc-shaped groove (9).

3. The device for treating dust generated during earthwork excavation according to claim 1, characterized in that, The unlocking assembly comprises a clamping rod (16), a sliding rod (17), a pushing rod (20), a pressing rod (21), a first spring (22), a limiting rod (24) and a third spring (26), the bottom end of the pressing rod (21) penetrates through the top of the mounting frame (2) and extends into the mounting frame (2), the first spring (22) is sleeved on the pressing rod (21), the top end of the pushing rod (20) is rotatably connected to the bottom end of the pressing rod (21), the bottom end of the pushing rod (20) is rotatably connected to the top of the clamping rod (16), the top end of the sliding rod (17) is fixedly installed on the bottom of the clamping rod (16), the bottom end of the sliding rod (17) is slidingly connected to the top of the water tank (1), the right end of the clamping rod (16) is inserted into the second gear (6), the bottom of the clamping rod (16) is provided with a limiting groove (19), the left end of the limiting rod (24) is slidingly connected to the left inner wall of the mounting frame (2), the right end of the limiting rod (24) is matched with the limiting groove (19), the bottom end of the third spring (26) is fixedly installed on the top of the limiting rod (24), and the top end of the third spring (26) is fixedly installed on the left inner wall of the mounting frame (2).

4. The device for treating dust generated during earthwork excavation according to claim 3, characterized in that, The top of the water tank (1) is provided with a first sliding groove (18), and the bottom end of the sliding rod (17) is slidingly connected to the first sliding groove (18).

5. The device for treating dust generated during earthwork excavation according to claim 3, characterized in that, The left side of the slide rod (17) is fixedly provided with a second spring (23), and the left end of the second spring (23) is fixedly arranged on the left inner wall of the mounting frame (2).

6. The construction earthwork excavation dust treatment device of claim 3, wherein, A second sliding groove (25) is arranged on the left inner wall of the mounting frame (2), and the left end of the limiting rod (24) is slidably connected in the second sliding groove (25).

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