Spraying dust removal device for construction site

Abstract

The utility model relates to the technical field of spraying dust removal, and discloses a spraying dust removal device on a construction site, which comprises a telescopic rod, a connecting convex block is fixedly connected to the top end of the telescopic rod, the connecting convex block is connected in a connecting groove at the lower end of a connecting column in a matched manner, and the upper end of the connecting column is fixedly connected to the lower end face of a four-way connector. The upper end of the four-way connector is fixedly connected to the lower end face of the six-way connector through a connecting pipe and a supporting rod, the upper end of the six-way connector is fixedly connected with a spray head, the peripheral wall of the six-way connector is fixedly connected with a rotating right-angle connector, the other end of the rotating right-angle connector is fixedly connected with a spray pipe, and the spray heads are fixedly connected to the middle and the tail end of the spray pipe respectively. The lower end of the telescopic rod is fixedly connected with a supporting mechanism through a connecting block, under the cooperation of all the mechanisms, folding, disassembling and carrying can be conveniently achieved, and the device can adapt to various construction environments.

Description

Technical Field

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

[0002] With the continuous advancement of urban construction, dust reduction work at construction sites has received more and more attention. Generally, dust is captured and collected through spray dust reduction devices. However, the current spray dust removal devices are affected by the construction environment and cannot meet the needs of most construction scenarios. They are also heavy to carry. Therefore, it is particularly important to provide a spray dust removal device that is easy to carry and disassemble and has strong applicability. Utility Model Content

[0003] The utility model aims to provide a spray dust removal device for a construction site, which can be applied to different scenes and is easy to disassemble and carry.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a spray dust removal device for a construction site, comprising a telescopic rod, a connecting protrusion fixedly connected to the top of the telescopic rod, the connecting protrusion cooperates and is connected to the connecting groove at the lower end of the connecting column, the upper end of the connecting column is fixedly connected to the lower end face of the four-way joint, the upper end of the four-way joint is fixedly connected to the lower end face of the six-way joint through a connecting pipe and a support rod, a spray head is fixedly connected to the upper end of the six-way joint, a rotating right-angle joint is fixedly connected to the peripheral wall of the six-way joint, a nozzle is fixedly connected to the other end of the rotating right-angle joint, nozzles are fixedly connected to the middle and tail end of the nozzle, and the lower end of the telescopic rod is fixedly connected to a supporting mechanism through a connecting block.

[0005] Preferably, a locking shaft is symmetrically fixed to the side surface of the upper end of the telescopic rod, and the locking shaft is interference-fitted with a U-shaped locking block. The U-shaped locking block is rotatably connected to the side wall of the connecting column, and a plurality of threaded holes for matching connecting screws are provided on the side surface of the lower end of the telescopic rod, and the telescopic rod and the connecting column can be connected and locked by the U-shaped locking block.

[0006] Preferably, a water inlet interface is provided on the rear side of the four-way joint, and expansion interfaces are symmetrically provided on the sides of the four-way joint. A valve pressure cap is rotatably connected to the side of the upper end of the four-way joint, and a hemispherical plug is fixedly connected to the lower end of the valve pressure cap. The lower end of the hemispherical plug is rotatably connected to the lower end surface inside the four-way joint. The connection and closing of the expansion interface can be controlled by twisting the valve pressure cap, so as to connect other spray dust removal devices through the expansion interface to realize integrated enclosure-type dust reduction.

[0007] Preferably, the side edge of the peripheral wall of the six-way joint is rotatably connected to a limiting rod, and a limiting block is fixedly connected to the lower part of the connection between the six-way joint and the limiting rod, so as to fix and limit the nozzle.

[0008] Preferably, the supporting mechanism includes a supporting column, the interior of the supporting column is a hollow structure and is provided with through holes around it for cooperating with the up and down movement of the connecting plate, the middle part of the connecting plate is slidably connected to the limiting column, the upper and lower ends of the limiting column are fixedly connected to the inner wall of the supporting column, the side end face and the lower end face of the connecting plate passing through the through hole are respectively fixed with a footrest and a ground cone, the lower end of the ground cone passes through and is slidably connected to the interior of the sliding column, the side face of the sliding column is threaded with a locking screw, the ground cone can be used to directly penetrate into the unhardened pit construction ground to maintain the overall stability of the mechanism, and the ground cone can move up and down with the connecting plate to facilitate transportation and disassembly.

[0009] Preferably, a supporting leg is rotatably connected to the inner side of the lower end of the connecting block, and the rear side of the lower end of the connecting block is fixed to the side wall of the upper end of the supporting column. A connecting screw is threadedly penetrated through the inner side of the upper end of the connecting block, and a connecting rod is rotatably connected to the inner side of the middle part of the supporting leg. The other end of the connecting rod is a corner structure and is inserted into the groove of the connecting rod locking block. The side of the connecting rod locking block is threadedly connected to the connecting rod locking block screw. The supporting legs can be used for support on hardened road surfaces and can be folded for easy transportation and disassembly.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] The utility model can realize the rotation, opening and storage of the nozzle by arranging a rotating right-angle joint and a limit rod limit block, so as to facilitate transportation and handling; by arranging a connecting protrusion, a connecting groove, a U-shaped locking block and a locking shaft, the spray part and the telescopic rod part can be quickly disassembled to facilitate transportation and handling; by arranging a supporting mechanism, with the cooperation of a connecting plate and a ground cone sliding column, the spray dust removal device can adapt to unhardened pit soil construction ground, making the use scene more extensive, and the ground cone can be retracted to be flush with the side of the support column, which is also convenient for transportation and handling, and with the cooperation of the supporting legs and the connecting rod, the spray dust removal device can achieve the purpose of stable support on a flat road surface, and after the connecting rod is folded, the supporting legs can be folded inwards for easy transportation and storage. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0013] Figure 1 It is a three-dimensional diagram of the structure of the utility model;

[0014] Figure 2 This is an enlarged structural diagram of the utility model at A;

[0015] Figure 3 This is an enlarged structural diagram of the utility model at B;

[0016] Figure 4 This is a schematic diagram of the ground cone structure of the utility model;

[0017] Figure 5 This is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 6 This is a schematic diagram of the connecting rod structure of the utility model;

[0019] Figure 7 It is a schematic diagram of the structure of the connecting protrusion and the connecting groove of the utility model.

[0020] In the figure: 1 nozzle, 2 nozzle, 3 rotating right angle joint, 4 six-way joint, 401 limit block, 402 limit rod, 5 support rod, 6 connecting pipe, 7 four-way joint, 701 water inlet interface, 702 expansion interface, 703 valve pressure cap, 704 hemispherical plug, 705 connecting column, 7051 connecting groove, 706 U-shaped locking block, 707 locking shaft, 8 telescopic rod, 801 connecting protrusion, 9 supporting mechanism, 901 support column, 902 connecting block, 903 connecting screw, 904 supporting leg, 905 connecting rod, 906 connecting plate, 907 limit column, 908 ground cone, 909 stepping foot, 910 sliding column, 911 locking screw, 912 connecting rod locking block, 913 connecting rod locking block screw. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0022] See also Figure 1-7 A spray dust removal device for a construction site comprises a telescopic rod 8, a connecting protrusion 801 is fixedly connected to the top of the telescopic rod 8, and the connecting protrusion 801 is cooperated and connected to the connecting groove 7051 at the lower end of the connecting column 705, the upper end of the connecting column 705 is fixedly connected to the lower end surface of the four-way joint 7, the upper end of the four-way joint 7 is fixedly connected to the lower end surface of the six-way joint 4 through a connecting pipe 6 and a support rod 5, a nozzle 1 is fixedly connected to the upper end of the six-way joint 4, a rotating right-angle joint 3 is fixedly connected to the peripheral wall of the six-way joint 4, a nozzle 2 is fixedly connected to the other end of the rotating right-angle joint 3, the nozzle 1 is fixedly connected to the middle and tail end of the nozzle 2, and the lower end of the telescopic rod 8 is fixedly connected to a supporting mechanism 9 through a connecting block 902.

[0023] Among them, Figure 7 The upper end side of the telescopic rod 8 is symmetrically fixed with a locking shaft 707, and the locking shaft 707 is connected with a U-shaped locking block 706 by interference fit. The U-shaped locking block 706 is rotatably connected to the side wall of the connecting column 705. The lower end side of the telescopic rod 8 is provided with a plurality of threaded holes for matching the connecting screws 903, and the telescopic rod 8 and the connecting column 705 can be connected and locked through the U-shaped locking block 706.

[0024] Among them, Figure 2 A water inlet interface 701 is provided on the rear side of the four-way joint 7, and an expansion interface 702 is symmetrically provided on the side of the four-way joint 7. A valve pressure cap 703 is rotatably connected to the side of the upper end of the four-way joint 7, and a hemispherical plug 704 is fixed to the lower end of the valve pressure cap 703. The lower end of the hemispherical plug 704 is rotatably connected to the lower end surface inside the four-way joint 7. The connection and closing of the expansion interface 702 can be controlled by twisting the valve pressure cap 703, so as to connect other spray dust removal devices through the expansion interface 702 to realize the integrated enclosure type dust reduction.

[0025] Among them, Figure 2 and 5 The side of the peripheral wall of the six-way joint 4 is rotatably connected to the limiting rod 402, and the lower part of the connection between the six-way joint 4 and the limiting rod 402 is fixedly connected to the limiting block 401, so as to fix and limit the nozzle 2.

[0026] Among them, Figure 3-4 The support mechanism 9 includes a support column 901, which has a hollow structure inside and is provided with through holes around it for cooperating with the up and down movement of a connecting plate 906. The middle part of the connecting plate 906 is slidably connected to a limiting column 907, and the upper and lower ends of the limiting column 907 are fixed to the inner wall of the support column 901. The side end surface and the lower end surface of the connecting plate 906 passing through the through hole are respectively fixed with a stepping foot 909 and a ground cone 908. The lower end of the ground cone 908 penetrates and is slidably connected to the inside of a sliding column 910. A locking screw 911 is threadedly connected to the side of the sliding column 910. The ground cone 908 can be used to directly penetrate into the unhardened pit construction ground to maintain the overall stability of the mechanism, and the ground cone 908 can move up and down with the connecting plate 906 to facilitate transportation and disassembly.

[0027] Among them, Figure 3 and 6 The inner side of the lower end of the connecting block 902 is rotatably connected to a supporting leg 904, and the rear side of the lower end of the connecting block 902 is fixed to the side wall of the upper end of the supporting column 901. The inner side of the upper end of the connecting block 902 is threadedly connected with a connecting screw 903, and the inner side of the middle part of the supporting leg 904 is rotatably connected to a connecting rod 905. The other end of the connecting rod 905 is a corner structure and is inserted into the groove of the connecting rod locking block 912. The side of the connecting rod locking block 912 is threadedly connected with a connecting rod locking block screw 913. The supporting leg 904 can be used for support on a hardened road surface and can be folded for easy transportation and disassembly.

[0028] Working principle: When used on unhardened pit ground, first rotate the support leg 904 outward to open it, then fold the connecting rod 905 inward, insert the corner end of the connecting rod 905 into the groove of the connecting rod locking block 912, and turn the connecting rod locking block screw 913 to lock it. Next, manually press down the stepping foot 909 to drive the ground cone 908 into the soil for auxiliary fixation, and then turn the locking screw 911 to fix it, and then align the threaded hole at the lower end of the telescopic rod 8 with the connecting screw 903 on the connecting block 902 to tighten and fix it, and then align the connecting groove 7051 at the lower end of the connecting column 705 with the connecting convex at the upper end of the telescopic rod 8. Block 801, then rotate the U-shaped locking block 706 to lock the lock shaft 707, then rotate the limit rod 402 from the vertical state to the horizontal state, and then rotate the nozzle 2 around the rotating right-angle joint 3 to the horizontal position to contact the upper end surface of the limit rod 402 for limit, and finally connect the water supply pipe to the water inlet interface 701 to realize the spray dust removal work. In addition, other spray dust removal devices can be connected through the expansion interface 702 to perform combined enclosure or arrangement spray dust reduction to maximize the dust removal effect; when working on the leveling road surface, the operation of driving the ground cone 908 into the ground is omitted, and the spray dust reduction treatment can be carried out by completing the above operations.

[0029] In the description of the present invention, it should be noted that, unless otherwise specified, “plurality” means two or more than two; the directions or positional relationships indicated by the terms “upper”, “lower”, “left”, “right”, “inside”, “outside”, “front”, “back”, etc. are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0030] Although the content of the utility model has been described in detail through the above preferred embodiments, it should be appreciated that the above description should not be considered as a limitation of the utility model. After reading the above content, various modifications and substitutions of the utility model will be obvious to those skilled in the art. Therefore, the protection scope of the utility model should be limited by the attached claims.

Claims

1. A spray dust removal device for a construction site, characterized in that: The invention comprises a telescopic rod (8), the top end of which is fixedly connected with a connecting protrusion (801), the connecting protrusion (801) being matched and connected to a connecting groove (7051) at the lower end of a connecting column (705), the upper end of which is fixedly connected to the lower end surface of a four-way joint (7), the upper end of which is fixedly connected to the lower end surface of a six-way joint (4) through a connecting pipe (6) and a supporting rod (5), the upper end of which is fixedly connected with a nozzle (1), the peripheral wall of which is fixedly connected with a rotating right-angle joint (3), the other end of which is fixedly connected with a nozzle (2), the middle part and the tail end of which are respectively fixedly connected with the nozzle (1), and the lower end of which is fixedly connected with a supporting mechanism (9) through a connecting block (902).

2. A spray dust removal device for a construction site as claimed in claim 1, characterized in that: A locking shaft (707) is symmetrically fixed to the side surface of the upper end of the telescopic rod (8); the locking shaft (707) is connected to a U-shaped locking block (706) by interference fit; the U-shaped locking block (706) is rotatably connected to the side wall of the connecting column (705); and a plurality of threaded holes for matching connecting screws (903) are provided on the side surface of the lower end of the telescopic rod (8).

3. A spray dust removal device for a construction site as claimed in claim 1, characterized in that: The rear side of the four-way joint (7) is provided with a water inlet interface (701), and the side of the four-way joint (7) is symmetrically provided with an expansion interface (702). The upper end side of the four-way joint (7) is rotatably connected to a valve pressure cap (703), and the lower end of the valve pressure cap (703) is fixedly connected to a hemispherical plug (704), and the lower end of the hemispherical plug (704) is rotatably connected to the lower end surface of the inside of the four-way joint (7).

4. A spray dust removal device for a construction site as claimed in claim 1, characterized in that: The side edge of the peripheral wall of the six-way joint (4) is rotatably connected to the limiting rod (402), and the lower part of the connection between the six-way joint (4) and the limiting rod (402) is fixedly connected to the limiting block (401).

5. The spray dust removal device for construction sites as claimed in claim 1, characterized in that: The support mechanism (9) comprises a support column (901), the interior of the support column (901) is a hollow structure and is provided with through holes around the periphery for cooperating with a connecting plate (906) to move up and down, the middle of the connecting plate (906) is slidably connected to a limiting column (907), the upper and lower ends of the limiting column (907) are fixedly connected to the inner wall of the support column (901), the side end surface and the lower end surface of the portion of the connecting plate (906) passing through the through hole are respectively fixedly connected to a stepping foot (909) and a ground cone (908), the lower end of the ground cone (908) passes through and is slidably connected to the interior of a sliding column (910), and a locking screw (911) is threadedly connected to the side surface of the sliding column (910).

6. The spray dust removal device for construction sites as claimed in claim 1, characterized in that: The inner side of the lower end of the connection block (902) is rotatably connected to a support leg (904); the rear side of the lower end of the connection block (902) is fixed to the upper side wall of the support column (901); the inner side of the upper end of the connection block (902) is threadedly connected to a connecting screw (903); the inner side of the middle part of the support leg (904) is rotatably connected to a connecting rod (905); the other end of the connecting rod (905) is a corner structure and is inserted into a groove of a connecting rod locking block (912); and the side of the connecting rod locking block (912) is threadedly connected to a connecting rod locking block screw (913).

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