Spraying dust falling device for road and bridge construction

Abstract

The utility model relates to the technical field of road and bridge construction, and discloses a spraying dust falling device for road and bridge construction, which comprises a water tank, universal wheels are fixedly connected to the bottom surface of the water tank, a dust falling device is arranged above the water tank, and the dust falling device comprises a spraying part; the spraying part comprises a folding pipe, a spray head, a water pump, a fixed pipe and an extension pipe, and the bottom surface of the fixed pipe is fixedly connected with the top surface of the water tank. According to the spraying and dust falling device for road and bridge construction, by arranging a folding pipe, a spray head, a water pump, a fixed pipe, an extension pipe, a hose, a screw rod, a sealing sliding block and a gasket, the water pump is started, water in a water tank penetrates through the fixed pipe, the extension pipe, the hose and the folding pipe and is finally sprayed out of the spray head, and the sealing sliding block is driven to move by rotating the screw rod; and the dust falling range of the device is fan-shaped, so that the practicability of the device is improved, and the use scene of the device is expanded.

Description

Technical Field

[0001] The utility model relates to the technical field of road and bridge construction, in particular to a spray dust reduction device for road and bridge construction. Background Art

[0002] Road and bridge construction can be divided into the following categories according to their structure: road surface, bridges, traffic engineering, and electromechanical engineering. When carrying out road and bridge construction, it is necessary to reduce the dust generated.

[0003] A Chinese patent discloses a spray dust suppression device for road and bridge construction, with the publication number CN217568020U, comprising a placement plate, a first connecting ring is fixed to the upper end of the placement plate through a connecting rod, a first vertical pipe plugged into the inner cavity of the first connecting ring is rotatably installed on the upper end of the placement plate, a second vertical pipe is plugged into the first vertical pipe, a first threaded ring that matches the thread of the second vertical pipe is rotatably installed on the upper end of the first vertical pipe, a nozzle is fixed to the upper end of the second vertical pipe, and a first connecting ring plugged into the outer periphery of the first vertical pipe is fixed to the upper end of the placement plate through a connecting rod. The utility model can raise the height of the nozzle and position it.

[0004] However, it still has the following disadvantages: the device guides water into the nozzle and sprays around the device, but the device cannot adjust the spraying range of the water and cannot close the water spraying at some angles as needed, which reduces the practicality of the device. To this end, we propose a spray dust reduction device for road and bridge construction to solve this problem. Utility Model Content

[0005] The utility model aims to provide a spray dust reduction device for road and bridge construction to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a spray dust suppression device for road and bridge construction, comprising a water tank, a universal wheel is fixedly connected to the bottom of the water tank, a dust suppression device is arranged above the water tank, and the dust suppression device comprises a spray part;

[0007] The spray part includes a folding pipe, a nozzle, a water pump, a fixed pipe and an extension pipe. The bottom surface of the fixed pipe is fixedly connected to the top surface of the water tank, the bottom surface of the water pump is fixedly connected to the top surface of the water tank, the outer surface of the water inlet pipe of the water pump is fixedly penetrated through the top surface of the water tank and extends to the inside of the water tank, the extension pipe is sleeved on the outside of the top end of the fixed pipe, and the top surface of the nozzle is fixedly connected to the outer surface of the folding pipe;

[0008] An adjusting portion is provided above the water tank;

[0009] The adjustment part includes a mounting tube, a telescopic rod and a T-shaped slider. The mounting tube is slidably sleeved on the outer surface of the bottom end of the telescopic rod. The bottom end of the mounting tube is hinged to the outer surface of the T-shaped slider. The top end of the telescopic rod is hinged to the outer surface of the folding tube. A T-shaped groove is provided on the outer surface of the extension tube. The outer surface of the T-shaped slider extends to the inside of the T-shaped groove and is slidably connected to the inner wall of the T-shaped groove.

[0010] A further improvement is that the spray part also includes a hose, a screw, a sealing slider and a gasket, the left end face of the water pump outlet pipe is fixedly connected to the right end face of the fixed pipe, the outer surface of the folding tube is hinged to the outer surface of the extension tube, one end of the hose is fixedly connected to the outer surface of the extension tube, and the other end of the hose is fixedly connected to the outer surface of the folding tube. By arranging a water pump, a hose, a folding tube and a nozzle, after starting the water pump, water is pumped into the folding tube and sprayed downward through the nozzle.

[0011] A further improvement is that the sealing slider is arranged inside the folding tube, the outer surface of the sealing slider is slidingly connected to the inner wall of the folding tube, the outer surface of the screw is fixedly connected to the outer surface of the sealing slider, and the outer surface of the screw is connected to the inner wall of the folding tube and extends to the outside of the folding tube. By arranging the sealing slider and the screw, it is convenient to control the number of connections between the folding tube and the hose.

[0012] A further improvement is that an annular groove is provided on the outer surface of the fixed tube, the inner wall of the gasket extends into the annular groove and is fixedly connected to the inner wall of the annular groove, and the outer surface of the gasket is slidably connected to the inner wall of the extension tube. By providing the gasket, the sealing between the fixed tube and the extension tube is improved.

[0013] A further improvement is that the adjustment part also includes a motor, a connecting block, a positioning bolt, a limit piece and a spring. The outer surface of the positioning bolt is threadedly penetrated through the outer surface of the mounting tube and the outer surface of the telescopic rod in sequence and extends to the inside of the telescopic rod. By arranging the positioning bolt, the telescopic rod and the mounting tube, the positioning bolt is used to keep the telescopic rod and the mounting tube relatively fixed, which facilitates the control of the unfolding of the folding tube.

[0014] A further improvement is that a slot is provided on the inner wall of the extension tube, the outer surface of the limit member slides through the outer surface of the T-shaped slider and extends into the slot, one end of the spring is fixedly connected to the inner wall of the limit member, and the other end of the spring is fixedly connected to the outer surface of the T-shaped slider. By arranging the spring, the limit member and the T-shaped slider, the T-shaped slider is positioned using the limit member, which facilitates the control of the folding and unfolding of the folding tube.

[0015] A further improvement is that the connecting block is threadedly sleeved on the outer surface of the motor output shaft, the outer surface of the connecting block is fixedly connected to the outer surface of the extension tube, and the bottom surface of the motor is fixedly connected to the top surface of the water tank. By setting up the motor and the connecting block, it is convenient to control the up and down movement of the folding tube and the nozzle.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the spray dust suppression device for road and bridge construction is provided with a folding pipe, a nozzle, a water pump, a fixed pipe, an extension pipe, a hose, a screw, a sealing slider and a gasket, the water pump is started, the water in the water tank passes through the fixed pipe, the extension pipe, the hose and the folding pipe, and finally sprayed out from the nozzle, the sealing slider is driven to move by rotating the screw, when the sealing slider blocks the top of the hose, the device stops supplying water to the folding pipe where it is located, so that the dust suppression range of the device is fan-shaped, the practicality of the device is improved, and the use scene of the device is expanded; by providing an installation tube, a positioning bolt, a telescopic rod, a limiter, a spring and a T-shaped slider, the limiter is pulled so that the limiter no longer limits the T-shaped slider, so that the extension pipe moves downward along the outer surface of the fixed pipe, the positioning bolt is rotated, and the bottom end of the telescopic rod is moved into the installation tube, so that the device can be folded and stored; by providing a motor and a connecting block, by controlling the rotation of the motor, the connecting block drives the extension pipe to move up and down, the height of the nozzle is changed, and the spray range of the device is changed. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a sectional view of the three-dimensional structure of the dust suppression device of the utility model;

[0019] Figure 3 for Figure 2 A magnified view of the structure at center;

[0020] Figure 4 for Figure 2 A magnified view of the structure at B in the middle;

[0021] Figure 5 for Figure 2 Enlarged view of the structure at point C in the middle.

[0022] In the figure: 1 water tank, 2 dust suppression device, 21 adjustment part, 22 spray part, 211 motor, 212 connection block, 213 installation tube, 214 positioning bolt, 215 telescopic rod, 216 limiter, 217 spring, 218 T-type slider, 221 folding tube, 222 nozzle, 223 water pump, 224 fixed tube, 225 extension tube, 226 hose, 227 screw, 228 sealing slider, 229 gasket. DETAILED DESCRIPTION

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

[0024] See also Figure 1-Figure 5 The utility model provides a technical solution: a spray dust suppression device for road and bridge construction, comprising a water tank 1, a universal wheel is fixedly connected to the bottom surface of the water tank 1, a dust suppression device 2 is arranged above the water tank 1, and the dust suppression device 2 includes a spray part 22;

[0025] The spray part 22 includes a folding tube 221, a nozzle 222, a water pump 223, a fixed tube 224 and an extension tube 225. The bottom surface of the fixed tube 224 is fixedly connected to the top surface of the water tank 1, the bottom surface of the water pump 223 is fixedly connected to the top surface of the water tank 1, the outer surface of the water inlet pipe of the water pump 223 is fixedly penetrated through the top surface of the water tank 1 and extends to the inside of the water tank 1, the extension tube 225 is sleeved on the outer side of the top of the fixed tube 224, the top surface of the nozzle 222 is fixedly connected to the outer surface of the folding tube 221, and the spray part 22 also includes a hose 226, a screw 227, a sealing slider 228 and a gasket 229;

[0026] The sealing slider 228 is arranged inside the folding tube 221, the outer surface of the sealing slider 228 is slidably connected to the inner wall of the folding tube 221, the outer surface of the screw 227 is fixedly connected to the outer surface of the sealing slider 228, the outer surface of the screw 227 is connected to the inner wall of the folding tube 221 and extends to the outside of the folding tube 221, the left end surface of the water outlet pipe of the water pump 223 is fixedly connected to the right end surface of the fixed pipe 224, the outer surface of the folding tube 221 is hinged to the outer surface of the extension tube 225, one end of the hose 226 is fixedly connected to the outer surface of the extension tube 225, and the other end of the hose 226 is fixedly connected to the outer surface of the folding tube 221;

[0027] An annular groove is provided on the outer surface of the fixed pipe 224, and the inner wall of the gasket 229 extends to the inside of the annular groove and is fixedly connected to the inner wall of the annular groove. The outer surface of the gasket 229 is slidably connected to the inner wall of the extension pipe 225. By arranging the folding pipe 221, the nozzle 222, the water pump 223, the fixed pipe 224, the extension pipe 225, the hose 226, the screw 227, the sealing slider 228 and the gasket 229, the water pump 223 is started to make the water in the water tank pass through the fixed pipe 224, the extension pipe 225, the hose 226 and the folding pipe 221, and finally spray out from the nozzle 222. By rotating the screw 227, the sealing slider 228 is driven to move. When the sealing slider 228 blocks the top of the hose 226, the device stops supplying water to the folding pipe 221 where it is located, so that the dust reduction range of the device is fan-shaped, thereby improving the practicality of the device and expanding the use scenarios of the device.

[0028] An adjustment portion 21 is provided above the water tank 1;

[0029] The adjusting part 21 includes a mounting tube 213, a telescopic rod 215 and a T-shaped slider 218. The mounting tube 213 is slidably sleeved on the outer surface of the bottom end of the telescopic rod 215. The bottom end of the mounting tube 213 is hinged to the outer surface of the T-shaped slider 218. The top end of the telescopic rod 215 is hinged to the outer surface of the folding tube 221. The outer surface of the extension tube 225 is provided with a T-shaped slide. The outer surface of the T-shaped slider 218 extends to the inside of the T-shaped slide and is slidably connected to the inner wall of the T-shaped slide. The adjusting part 21 also includes a motor 211, a connecting block 212, a positioning bolt 214, a limiter 216 and a spring 217.

[0030] The outer surface of the positioning bolt 214 is threadedly penetrated through the outer surface of the installation tube 213 and the outer surface of the telescopic rod 215 in sequence and extends into the interior of the telescopic rod 215;

[0031] A slot is provided on the inner wall of the extension tube 225, and the outer surface of the limiter 216 slides through the outer surface of the T-shaped slider 218 and extends into the slot. One end of the spring 217 is fixedly connected to the inner wall of the limiter 216, and the other end of the spring 217 is fixedly connected to the outer surface of the T-shaped slider 218. By setting the installation tube 213, the positioning bolt 214, the telescopic rod 215, the limiter 216, the spring 217 and the T-shaped slider 218, the limiter 216 is pulled so that the limiter 216 no longer limits the T-shaped slider 218, so that the extension tube 225 moves downward along the outer surface of the fixed tube 224, and the positioning bolt 214 is rotated so that the bottom end of the telescopic rod 215 moves into the installation tube 213, and the device can be folded and stored.

[0032] The connecting block 212 is threadedly sleeved on the outer surface of the output shaft of the motor 211, the outer surface of the connecting block 212 is fixedly connected to the outer surface of the extension tube 225, and the bottom surface of the motor 211 is fixedly connected to the top surface of the water tank 1. By setting the motor 211 and the connecting block 212 and controlling the rotation of the motor 211, the connecting block 212 drives the extension tube 225 to move up and down, thereby changing the height of the nozzle 222 and changing the spray range of the device.

[0033] When the device is unfolded from the folded state, the spraying range is first determined, the screw rod 227 is rotated to drive the sealing slider 228 to block the top of the hose 226 on the side that is not spraying, and then the telescopic rod 215 is pulled out from the inside of the installation tube 213, the positioning bolt 214 is rotated to fix the telescopic rod 215, and then the limiter 216 is pulled so that the limiter 216 no longer positions the T-shaped slider 218, and the T-shaped slider 218 is lifted upward, and the T-shaped slider 218 drives the installation tube 213 and the telescopic rod 215 to move upward. The telescopic rod 215 pushes the folding tube 211 to rotate and unfold, the limit piece 216 is loosened, and the spring pulls the limit piece 216 to move, so that the limit piece 216 positions the T-shaped slider 218, and the motor 211 is started. The motor 211 drives the connecting block 212 and the folding tube 221 to move upward, and the water pump 223 is started. The water in the water tank 1 passes through the water pump 223, the fixed pipe 224, the extension pipe 225, the hose 226 and the folding tube 211 in turn, and finally passes through the nozzle 222 to be sprayed downward.

[0034] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A spray dust suppression device for road and bridge construction, comprising a water tank (1), characterized in that: The bottom surface of the water tank (1) is fixedly connected to a universal wheel, and a dust suppression device (2) is arranged above the water tank (1), wherein the dust suppression device (2) comprises a spraying portion (22); The spraying part (22) comprises a folding tube (221), a nozzle (222), a water pump (223), a fixed tube (224) and an extension tube (225); the bottom surface of the fixed tube (224) is fixedly connected to the top surface of the water tank (1); the bottom surface of the water pump (223) is fixedly connected to the top surface of the water tank (1); the outer surface of the water inlet pipe of the water pump (223) is fixedly penetrated through the top surface of the water tank (1) and extends into the interior of the water tank (1); the extension tube (225) is sleeved on the outside of the top end of the fixed tube (224); the top surface of the nozzle (222) is fixedly connected to the outer surface of the folding tube (221); An adjusting portion (21) is provided above the water tank (1); The adjusting portion (21) comprises a mounting tube (213), a telescopic rod (215) and a T-shaped slider (218); the mounting tube (213) is slidably sleeved on the outer surface of the bottom end of the telescopic rod (215); the bottom end of the mounting tube (213) is hinged to the outer surface of the T-shaped slider (218); the top end of the telescopic rod (215) is hinged to the outer surface of the folding tube (221); the outer surface of the extension tube (225) is provided with a T-shaped slide groove; the outer surface of the T-shaped slider (218) extends into the interior of the T-shaped slide groove and is slidably connected to the inner wall of the T-shaped slide groove.

2. A spray dust suppression device for road and bridge construction according to claim 1, characterized in that: The spraying part (22) further comprises a hose (226), a screw (227), a sealing slider (228) and a gasket (229); the left end face of the water outlet pipe of the water pump (223) is fixedly connected to the right end face of the fixed pipe (224); the outer surface of the folding pipe (221) is hinged to the outer surface of the extension pipe (225); one end of the hose (226) is fixedly connected to the outer surface of the extension pipe (225); and the other end of the hose (226) is fixedly connected to the outer surface of the folding pipe (221).

3. A spray dust suppression device for road and bridge construction according to claim 2, characterized in that: The sealing slider (228) is arranged inside the folding tube (221), the outer surface of the sealing slider (228) is slidably connected to the inner wall of the folding tube (221), the outer surface of the screw rod (227) is fixedly connected to the outer surface of the sealing slider (228), and the outer surface of the screw rod (227) is connected to the inner wall of the folding tube (221) and extends to the outside of the folding tube (221).

4. A spray dust suppression device for road and bridge construction according to claim 2, characterized in that: An annular groove is formed on the outer surface of the fixed tube (224); the inner wall of the gasket (229) extends into the inner wall of the annular groove and is fixedly connected to the inner wall of the annular groove; and the outer surface of the gasket (229) is slidably connected to the inner wall of the extension tube (225).

5. The spray dust suppression device for road and bridge construction according to claim 1, characterized in that: The adjusting portion (21) further comprises a motor (211), a connecting block (212), a positioning bolt (214), a limiting member (216) and a spring (217); the outer surface of the positioning bolt (214) is threadedly penetrated through the outer surface of the mounting tube (213) and the outer surface of the telescopic rod (215) in sequence and extends into the interior of the telescopic rod (215).

6. A spray dust suppression device for road and bridge construction according to claim 5, characterized in that: A slot is formed on the inner wall of the extension tube (225); the outer surface of the stopper (216) slides through the outer surface of the T-shaped slider (218) and extends into the slot; one end of the spring (217) is fixedly connected to the inner wall of the stopper (216); and the other end of the spring (217) is fixedly connected to the outer surface of the T-shaped slider (218).

7. A spray dust suppression device for road and bridge construction according to claim 5, characterized in that: The connection block (212) is threadedly sleeved on the outer surface of the output shaft of the motor (211); the outer surface of the connection block (212) is fixedly connected to the outer surface of the extension tube (225); and the bottom surface of the motor (211) is fixedly connected to the top surface of the water tank (1).

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