Movable spraying and dust-settling device for tunnel construction

Abstract

The utility model relates to the technical field of dust falling devices, in particular to a movable spraying and dust falling device for tunnel construction. In order to solve the problem of low dust falling efficiency caused by the fact that the angle of a spray head of an existing dust falling device cannot be adjusted, the following technical scheme is provided: the dust falling device comprises a vehicle body and a plurality of groups of rollers rotationally connected to the two sides of the vehicle body, and further comprises a dust falling assembly for spraying water mist to fall dust in a tunnel, and the dust falling assembly comprises a water tank, a water pump, a water pipe and an atomizing spray head; the water tank is slidably connected into the vehicle body, the water pump is installed in the water tank, one end of the water pipe is fixedly connected with the output end of the water pump, the water pipe penetrates through the top of the water tank, and the other end of the water pipe is fixedly connected with the atomization nozzle; and the deflection mechanism is used for adjusting the spraying angle of the atomizing nozzle. According to the utility model, the angle and the spraying range of the atomizing nozzle can be automatically adjusted, so that the dust falling effect is greatly improved, and the body health of workers is effectively ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of dust suppression devices, in particular to a movable tunnel construction spray dust suppression device. Background Art

[0002] Tunnels are engineering structures buried in the ground and are a form of human use of underground space. During construction, the interior of the tunnel is filled with dust and other objects. Long-term inhalation of dust by workers can easily lead to lung infections and other phenomena, endangering their health. Therefore, a movable tunnel construction spray dust reduction device is needed.

[0003] An existing movable tunnel construction spray dust suppression device manually screws the atomizer with the circular block, and then the water inside the water tank is sprayed out through the pipe through the booster inside the water tank, so that it is atomized through the locking device and sprayed out. When at the upper end of the development tunnel, the atomizer can be manually turned upward to align the nozzle with the development site. In this way, the tunnel construction spray dust suppression device can manually adjust the position of the nozzle when in use, thereby achieving the effect of dust reduction. However, it is impossible to adjust the angle of the nozzle during use, resulting in low dust reduction efficiency. In view of this, the utility model proposes a movable tunnel construction spray dust suppression device. Utility Model Content

[0004] The utility model aims to propose a movable tunnel construction spray dust reduction device to solve the problem that the existing dust reduction device in the background technology cannot adjust the angle of the nozzle, resulting in low dust reduction efficiency.

[0005] The technical solution of the utility model: a movable tunnel construction spray dust reduction device, including a vehicle body and a plurality of groups of rollers rotatably connected on both sides thereof, and also including a dust reduction component for spraying water mist to reduce dust in the tunnel, the dust reduction component including a water tank, a water pump, a water pipe, and an atomizing nozzle, the water tank is slidably connected to the vehicle body, the water pump is installed in the water tank, one end of the water pipe is fixedly connected to the output end of the water pump, the water pipe passes through the top of the water tank, and the other end of the water pipe is fixedly connected to the atomizing nozzle; a deflection mechanism is used to adjust the spraying angle of the atomizing nozzle.

[0006] Optionally, the dust reduction assembly further includes two sets of handles fixedly connected to the top of the water tank, and a water inlet is also provided on the top of the water tank.

[0007] Optionally, the deflection mechanism includes an installation groove, a support ring, and a installation block, the installation groove is opened in the vehicle body, the support ring is installed on the inner wall of the installation groove, and cleaning holes opened on the vehicle body are provided above and below the support ring. The cleaning hole is provided on the side of the installation groove away from the water tank, and the installation block is provided above the support ring.

[0008] Optionally, the deflection mechanism also includes a first fixed seat, a first connecting rod, a first push rod motor, a second fixed seat, a second connecting rod, and an angle plate. The first fixed seat is fixedly connected to the top of the mounting block, the first connecting rod is rotatably connected in the first fixed seat, and the first push rod motor arranged on the side of the first fixed seat away from the water tank is also fixedly connected to the top of the mounting block. The second fixed seat is installed at the output end of the first push rod motor, the second connecting rod is rotatably connected in the second fixed seat, the angle plate is fixedly connected to the first connecting rod and the second fixed seat, and one end of the water pipe connected to the atomizing nozzle is installed on one side of the angle plate through a fixing ring.

[0009] Optionally, it also includes an adjustment component for driving the atomizing nozzle to rotate to expand the dust reduction range.

[0010] Optionally, the adjustment assembly includes a positioning column, a positioning shaft, and a positioning cylinder, the positioning column is fixedly connected to the bottom center position of the mounting block, the positioning shaft is installed at the bottom of the positioning column, the positioning cylinder is sleeved on the positioning shaft and fixedly connected to the bottom of the mounting groove, and the top of the positioning cylinder is in contact with the positioning column.

[0011] Optionally, the adjustment assembly also includes a gear, a rack, a limit block, and a slide rail. The gear sleeve is installed on the outer ring of the positioning column, and the rack arranged on one side of the gear is meshed with it. The limit block is fixedly connected to the side of the rack away from the gear. The limit block is slidably connected in the slide rail, and the slide rail is fixedly connected to the inner wall of the mounting groove.

[0012] Optionally, the adjustment assembly also includes a second push rod motor and a connecting plate. The second push rod motor is installed on the outside of the vehicle body. The output end of the second push rod motor extends into the installation groove and is fixedly connected to multiple groups of connecting plates. The connecting plate is fixedly connected to the bottom of the rack.

[0013] Optionally, two groups of mounting plates are further provided on the side of the water tank away from the mounting groove, the two groups of mounting plates are fixedly connected to the side of the vehicle body, and a grip rod is fixedly connected between the two groups of mounting plates.

[0014] Compared with the prior art, the utility model has the following beneficial technical effects:

[0015] The utility model changes the angle of the angle plate after starting the first push rod motor through the setting of the deflection mechanism, thereby changing the angle of the atomizing nozzle, which can effectively solve the problem that the movable tunnel construction spray dust reduction device cannot adjust the angle of the nozzle, resulting in low dust reduction efficiency;

[0016] Further, by adjusting the setting of the component, the second push rod motor can drive the mounting block to rotate after starting, so that the atomizing nozzle can deflect left and right, thereby expanding the dust reduction range, avoiding frequent pushing of the vehicle body to rotate, and further improving the dust reduction effect;

[0017] In summary, the utility model can automatically adjust the angle and spraying range of the atomizing nozzle, thereby greatly improving the dust reduction effect and effectively ensuring the health of the workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of a movable tunnel construction spray dust suppression device;

[0019] Figure 2 yes Figure 1 A schematic cross-sectional structure diagram of ;

[0020] Figure 3 It is a schematic diagram of the disassembled structure of the adjustment component.

[0021] Reference numerals:

[0022] 1. Car body; 11. Roller; 12. Mounting plate; 13. Grip;

[0023] 2. Dust suppression components; 21. Water tank; 22. Water pump; 23. Water pipe; 24. Atomizing nozzle; 25. Handle;

[0024] 3. Deflection mechanism; 31. Mounting groove; 32. Support ring; 33. Mounting block; 34. First fixing seat; 35. First connecting rod; 36. First push rod motor; 37. Second fixing seat; 38. Second connecting rod; 39. Angle plate;

[0025] 4. Adjustment assembly; 41. Positioning column; 42. Positioning shaft; 43. Positioning cylinder; 44. Gear; 45. Rack; 46. Limit block; 47. Slide rail; 48. Second push rod motor; 49. Connecting plate. DETAILED DESCRIPTION

[0026] The technical solution of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all of the embodiments.

[0027] The components of the embodiments of the present invention generally described and shown in the drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention.

[0028] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

[0029] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0030] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] Example

[0032] like Figure 1 and Figure 2 As shown, the utility model proposes a movable tunnel construction spray dust suppression device, comprising a vehicle body 1 and multiple groups of rollers 11 rotatably connected to both sides thereof, the rollers 11 enabling the vehicle body 1 to move. Two groups of mounting plates 12 are also provided on the side of the water tank 21 away from the mounting groove 31, the two groups of mounting plates 12 are fixedly connected to the side of the vehicle body 1, and a grip 13 is fixedly connected between the two groups of mounting plates 12, so as to facilitate pushing the vehicle body 1 to move.

[0033] Specifically, the dust reduction device includes a dust reduction component 2 for spraying water mist to reduce dust in the tunnel. The dust reduction component 2 includes a water tank 21, a water pump 22, a water pipe 23, and an atomizing nozzle 24. The water tank 21 is slidably connected to the vehicle body 1 to facilitate the disassembly of the water tank 21. The water tank 21 is used to store water for dust reduction. The water pump 22 is installed in the water tank 21. One end of the water pipe 23 is fixedly connected to the output end of the water pump 22, so that the water in the water tank 21 is pumped out through the water pipe 23 after the water pump 22 is started. The water pipe 23 runs through the top of the water tank 21, and the other end of the water pipe 23 is fixedly connected to the atomizing nozzle 24, so that the water pumped out by the water pump 22 is sprayed out through the atomizing nozzle 24 to reduce dust. The dust reduction component 2 also includes two sets of handles 25 fixedly connected to the top of the water tank 21, which are convenient for lifting the water tank 21 for cleaning or maintaining the water pump 22 therein. A water filling port is also provided on the top of the water tank 21 to facilitate replenishing water into the water tank 21 .

[0034] Furthermore, the dust suppression device further includes a deflection mechanism 3 for adjusting the spraying angle of the atomizing nozzle 24, the deflection mechanism 3 includes a mounting groove 31, a support ring 32, and a mounting block 33, the mounting groove 31 is opened in the vehicle body 1, the support ring 32 is installed on the inner wall of the mounting groove 31, and cleaning holes opened on the vehicle body 1 are arranged above and below the support ring 32, the cleaning holes are arranged on the side of the mounting groove 31 away from the water tank 21, and the arrangement of the cleaning holes facilitates flushing after dust accumulation in the mounting groove 31, and waste water during flushing is discharged through the cleaning holes. The mounting block 33 is arranged above the support ring 32, the mounting block 33 is arranged in the mounting groove 31 and is supported by the support ring 32. The deflection mechanism 3 also includes a first fixed seat 34, a first connecting rod 35, a first push rod motor 36, a second fixed seat 37, a second connecting rod 38, and an angle plate 39, the first fixed seat 34 is fixedly connected to the top of the mounting block 33, and the position of the first fixed seat 34 is fixed. The first connecting rod 35 is rotatably connected to the first fixed seat 34, and the first push rod motor 36 arranged on the side of the first fixed seat 34 away from the water tank 21 is also fixedly connected to the top of the mounting block 33. The second fixed seat 37 is installed at the output end of the first push rod motor 36. After starting, the first push rod motor 36 can drive the second fixed seat 37 to move up and down. The second connecting rod 38 is rotatably connected to the second fixed seat 37, and the angle plate 39 is fixedly connected to the first connecting rod 35 and the second fixed seat 37, which is used to drive the angle plate 39 to deflect when the second fixed seat 37 moves up and down, so that the angle of the atomizing nozzle 24 changes. One end of the water pipe 23 connected to the atomizing nozzle 24 is installed on one side of the angle plate 39 through a fixing ring, so that the position of the atomizing nozzle 24 is fixed on the side of the angle plate 39, and the angle of the atomizing nozzle 24 changes as the angle plate 39 drives the angle plate 39 to move.

[0035] In this embodiment, the water pump 22 is started to pump out the water in the water tank 21 and spray it out through the atomizing nozzle 24, and the first push rod motor 36 is started. When the first push rod motor 36 is extended, it drives the second fixed seat 37 to move upward, and at the same time, the second connecting rod 38 and the first connecting rod 35 are deflected synchronously, driving the angle plate 39 to deflect, and the atomizing nozzle 24 is lifted upward. When the first push rod motor 36 is retracted, the angle plate 39 drives the atomizing nozzle 24 to deflect downward. The spraying angle of the atomizing nozzle 24 is adjusted to improve the dust reduction effect. At the same time, the worker can hold the handle 13 and push the vehicle body 1 to move in the tunnel, which is convenient for adjusting the position for dust reduction.

[0036] Embodiment 2

[0037] like Figure 2 and Figure 3 As shown, based on the first embodiment, a movable tunnel construction spray dust reduction device also includes an adjustment component 4 for driving the atomizing nozzle 24 to rotate to increase the dust reduction range. The adjustment component 4 includes a positioning column 41, a positioning shaft 42, and a positioning cylinder 43. The positioning column 41 is fixedly connected to the bottom center position of the mounting block 33. The positioning shaft 42 is installed at the bottom of the positioning column 41. The positioning cylinder 43 is sleeved and installed on the positioning shaft 42 and is fixedly connected to the bottom of the mounting groove 31. The top of the positioning cylinder 43 contacts the positioning column 41, so that the mounting block 33 is accurately positioned, and the mounting block 33 rotates with the positioning column 41 as the axis. The adjustment component 4 also includes a gear 44, a rack 45, a limit block 46, and a slide rail 47. The gear 44 is sleeved and installed on the outer ring of the positioning column 41. The gear 44 drives the positioning column 41 to rotate synchronously when rotating. The rack 45 arranged on one side of the gear 44 is meshed with it, and the rack 45 drives the gear 44 to rotate when moving. The limit block 46 is fixedly connected to the side of the rack 45 away from the gear 44, and the limit block 46 is slidably connected to the slide rail 47, and the slide rail 47 is fixedly connected to the inner wall of the installation groove 31. The position of the slide rail 47 is fixed, so that the movement of the rack 45 is stable. The adjustment component 4 also includes a second push rod motor 48 and a connecting plate 49. The second push rod motor 48 is installed on the outside of the vehicle body 1. The output end of the second push rod motor 48 extends into the installation groove 31 and is fixedly connected to multiple groups of connecting plates 49. The connecting plate 49 is fixedly connected to the bottom of the rack 45, and is used to drive the rack 45 to move synchronously when the second push rod motor 48 is extended or retracted.

[0038] In this embodiment, the second push rod motor 48 is started, and the second push rod motor 48 drives the two sets of connecting plates 49 to move synchronously when extending, so that the rack 45 moves synchronously. At this time, the rack 45 moves smoothly under the limiting action of the limit block 46 and the slide rail 47, and at the same time, the rack 45 is engaged with the gear 44 to drive the gear 44 to rotate, and the gear 44 drives the positioning column 41 to rotate synchronously. At this time, the mounting block 33 rotates with the positioning column 41 and the positioning shaft 42 as the center, so that the atomizing nozzle 24 starts to rotate. When the second push rod motor 48 is retracted, the atomizing nozzle 24 rotates in the opposite direction. Thereby, the range of dust reduction is expanded, and the dust reduction effect is further improved.

[0039] The above specific embodiment is only an optional embodiment of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above embodiment, those skilled in the art can make various alternative improvements and combinations to the above specific embodiment.

Claims

1. A mobile tunnel construction spray dust suppression device, comprising a vehicle body (1) and a plurality of rollers (11) rotatably connected to both sides thereof, characterized in that: Also includes: A dust reduction component (2) for spraying water mist to reduce dust in a tunnel, the dust reduction component (2) comprising a water tank (21), a water pump (22), a water pipe (23), and an atomizing nozzle (24); the water tank (21) is slidably connected to the vehicle body (1); the water pump (22) is installed in the water tank (21); one end of the water pipe (23) is fixedly connected to the output end of the water pump (22); the water pipe (23) passes through the top of the water tank (21); and the other end of the water pipe (23) is fixedly connected to the atomizing nozzle (24); A deflection mechanism (3) for adjusting the spraying angle of the atomizing nozzle (24).

2. A movable tunnel construction spray dust suppression device according to claim 1, characterized in that: The dust reduction assembly (2) further comprises two sets of handles (25) fixedly connected to the top of the water tank (21), and a water inlet is also provided at the top of the water tank (21).

3. A movable tunnel construction spray dust suppression device according to claim 2, characterized in that: The deflection mechanism (3) comprises a mounting groove (31), a support ring (32), and a mounting block (33); the mounting groove (31) is formed in the vehicle body (1); the support ring (32) is mounted on the inner wall of the mounting groove (31); cleaning holes formed on the vehicle body (1) are arranged above and below the support ring (32); the cleaning holes are arranged on a side of the mounting groove (31) away from the water tank (21); and the mounting block (33) is arranged above the support ring (32).

4. A movable tunnel construction spray dust suppression device according to claim 3, characterized in that: The deflection mechanism (3) further comprises a first fixed seat (34), a first connecting rod (35), a first push rod motor (36), a second fixed seat (37), a second connecting rod (38), and an angle plate (39); the first fixed seat (34) is fixedly connected to the top of the mounting block (33); the first connecting rod (35) is rotatably connected to the first fixed seat (34); the first push rod motor (36) arranged on the side of the first fixed seat (34) away from the water tank (21) is also fixedly connected to the top of the mounting block (33); the second fixed seat (37) is installed at the output end of the first push rod motor (36); the second connecting rod (38) is rotatably connected to the second fixed seat (37); the angle plate (39) is fixedly connected to the first connecting rod (35) and the second fixed seat (37); and one end of the water pipe (23) connected to the atomizing nozzle (24) is installed on one side of the angle plate (39) through a fixing ring.

5. The movable tunnel construction spray dust suppression device according to claim 4, characterized in that: It also includes an adjustment component (4) for driving the atomizing nozzle (24) to rotate and expand the dust reduction range.

6. The movable tunnel construction spray dust suppression device according to claim 5, characterized in that: The adjustment assembly (4) comprises a positioning column (41), a positioning shaft (42), and a positioning cylinder (43); the positioning column (41) is fixedly connected to the bottom center position of the mounting block (33); the positioning shaft (42) is mounted on the bottom of the positioning column (41); the positioning cylinder (43) is sleeved on the positioning shaft (42) and fixedly connected to the bottom of the mounting groove (31); the top of the positioning cylinder (43) is in contact with the positioning column (41).

7. The movable tunnel construction spray dust suppression device according to claim 6, characterized in that: The adjustment assembly (4) further comprises a gear (44), a rack (45), a limit block (46), and a slide rail (47); the gear (44) is sleeved and mounted on the outer ring of the positioning column (41); the rack (45) arranged on one side of the gear (44) is meshed with the gear; the limit block (46) is fixedly connected to the side of the rack (45) away from the gear (44); the limit block (46) is slidably connected to the slide rail (47); and the slide rail (47) is fixedly connected to the inner wall of the mounting groove (31).

8. The movable tunnel construction spray dust suppression device according to claim 7, characterized in that: The adjustment assembly (4) also includes a second push rod motor (48) and a connecting plate (49). The second push rod motor (48) is installed on the outside of the vehicle body (1). The output end of the second push rod motor (48) extends into the installation groove (31) and is fixedly connected to multiple groups of connecting plates (49). The connecting plate (49) is fixedly connected to the bottom of the rack (45).

9. The movable tunnel construction spray dust suppression device according to claim 3, characterized in that: Two groups of mounting plates (12) are also provided on one side of the water tank (21) away from the mounting groove (31); the two groups of mounting plates (12) are fixedly connected to the side of the vehicle body (1); and a gripping rod (13) is fixedly connected between the two groups of mounting plates (12).

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