Building construction spraying device

Abstract

The utility model discloses a building construction spraying device which comprises a conveying water pipe, a spray head and a splashing disc, the conveying water pipe is provided with a connecting part, the spray head is in threaded connection with the connecting part of the conveying water pipe, the top end of the inner side of the splashing disc is fixedly connected with a limiting barrel, and the interior of the limiting barrel is in sliding connection with a first sliding rod; and the top end of the water splashing disc is symmetrically and fixedly connected with fixing lug plates, and the bottom ends of the ends, away from the water splashing disc, of the fixing lug plates are fixedly connected with second sliding rods. By means of the dredging conical head, the splashing disc and other components, automatic dredging can be conducted when the water spraying holes are blocked by foreign matter, the blocking risk is reduced, the working stability of equipment is improved, the service life of the equipment is prolonged, and when the equipment stops working, the dredging conical head and the splashing disc can block outlets of the water spraying holes, so that the water spraying efficiency is improved. Dust and foreign matters are prevented from entering the water spraying holes to cause blockage, and the reliability and durability of the equipment are further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to building construction dust fall technical field, concretely is a kind of building construction spraying device. BACKGROUND

[0002] Building construction dust fall refers to a series of measures to reduce or control the dust and particulate matter generated during construction, which mainly comes from earth excavation, material transportation, concrete mixing and other construction operations, and if not effectively controlled, it will pollute the surrounding environment and affect the residents' life and health.

[0003] The measures for building construction dust fall usually include but are not limited to: water spraying, covering bare earth, using environmentally friendly construction machinery, optimizing construction methods, etc., which aim to reduce dust generation and diffusion and protect the quality of the construction site and the surrounding environment. However, the traditional spraying equipment often has the problem of nozzle blockage, which affects the dust removal effect and efficiency, and easily causes damage to the water pipe. Therefore, there is an urgent need for a building construction spraying device to solve the above problems. SUMMARY

[0004] The utility model aims to provide a kind of building construction spraying device to solve the problems raised in the above background.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a kind of building construction spraying device, including conveying water pipe, nozzle and splash tray, the conveying water pipe is equipped with connecting portion, the nozzle is threadedly connected on the connecting portion of the conveying water pipe, the inner side top end of the splash tray is fixedly connected with limit cylinder, the first slide bar is slidably connected in the limit cylinder, the top end of the splash tray is fixedly connected with fixed ear plate symmetrically, the bottom end of the fixed ear plate remote from the splash tray one end is fixedly connected with the second slide bar.

[0006] Preferably, the top end of the nozzle is fixedly connected with a limit ear plate symmetrically, the limit ear plate remote from the nozzle one end is provided with a limit sliding hole, the second slide bar is slidably connected in the limit sliding hole, and the nozzle is provided with a water spraying hole.

[0007] Preferably, the water spraying hole is designed as a taper, and the inner diameter of the water spraying hole near the splash tray is smaller.

[0008] Preferably, the bottom end of the first slide bar is fixedly connected with a dredging cone head, the first slide bar is nested with a first spring, the top end of the first slide bar is threadedly connected with a first nut baffle, the maximum diameter of the dredging cone head is slightly smaller than the minimum diameter of the water spraying hole, and the diameter of the top end of the dredging cone head is greater than the diameter of the first slide bar.

[0009] Preferably, the dredging cone head is slidingly connected in the middle of the bottom end of the splash plate, the top end of the dredging cone head is in contact with the middle of the bottom end of the limiting cylinder, the top end of the first spring is close to the bottom end of the first nut baffle, and the bottom end of the first spring is close to the top end of the limiting cylinder.

[0010] Preferably, the outer bottom end of the second sliding rod is sleeved with a second spring, and the bottom end of the second sliding rod is threadedly connected with a second nut baffle.

[0011] Preferably, the bottom end of the second spring is in contact with the top end of the second nut baffle.

[0012] Preferably, the splash plate is uniformly provided with weight reduction grooves.

[0013] Compared with the prior art, the dredging mechanism has the beneficial effects as follows:

[0014] The dredging mechanism can automatically dredge when the water spraying hole is blocked by foreign matters, reduces the blocking risk, improves the working stability and service life of the equipment, can manually dredge by pressing the first nut baffle through external force when the automatic dredging mechanism cannot remove the foreign matters, increases the flexibility and convenience of equipment use, reduces the impact force between the limiting lug plate and the second nut baffle through the energy absorption and shock absorption effect of the second spring, effectively reduces the impact damage of the equipment in the working process, prolongs the service life of the equipment, and when the equipment stops working, the dredging cone head and the splash plate can block the outlet of the water spraying hole, avoid dust and foreign matters from entering the water spraying hole to cause blockage, and further improve the reliability and durability of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a schematic diagram of the main body of the utility model;

[0016] Figure 2 It is a schematic diagram of the part structure of the spray head and the splash plate in the utility model;

[0017] Figure 3 It is a schematic diagram of the part structure of the spray head and the splash plate in the utility model;

[0018] Figure 4 It is a schematic diagram of the bottom structure of the main body in the utility model.

[0019] In the drawing: 1-conveying water pipe, 2-spray head, 3-splash plate, 4-limiting lug plate, 5-water spraying hole, 6-limiting sliding hole, 7-limiting cylinder, 8-first sliding rod, 9-dredging cone head, 10-first spring, 11-first nut baffle, 12-fixing lug plate, 13-second sliding rod, 14-second spring, 15-second nut baffle. DETAILED DESCRIPTION

[0020] 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. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figures 1-4 The utility model provides an embodiment: a building construction spraying device, including conveying water pipe 1, spray head 2 and splash tray 3, be equipped with the connecting portion on conveying water pipe 1, spray head 2 is screwed on the connecting portion of conveying water pipe 1, the inside top end fixed connection of splash tray 3 has limit cylinder 7, the inside sliding connection of limit cylinder 7 has first slide 8, the top end symmetrical fixed connection of splash tray 3 has fixed lug 12, the bottom end fixed connection of fixed lug 12 away from splash tray 3 one end has second slide 13, the uniform penetration of splash tray 3 is provided with weight reduction groove, reduce the weight of splash tray 3 through the establishment weight reduction groove and improve the water jet effect.

[0022] The top end of both sides of spray head 2 symmetrical fixed connection has limit lug 4, and the limit lug 4 away from spray head 2 one end penetration is equipped with limit sliding hole 6, and the outside of second slide 13 is connected in the inside of limit sliding hole 6, and the inside penetration of spray head 2 is equipped with water spray hole 5, and water spray hole 5 is conical design, and the inside diameter of water spray hole 5 is smaller near splash tray 3 one end, and water is conveyed to the inside of water spray hole 5 through conveying water pipe 1 and is sprayed out through the one end of water spray hole 5 away from conveying water pipe 1, and the water pressure of spray is increased due to the conical design of water spray hole 5.

[0023] The bottom end of first slide 8 is fixedly connected with dredging cone head 9, the outside of first slide 8 is nested with first spring 10, and the top end of first slide 8 is screw-connected with first nut baffle 11, the maximum diameter of dredging cone head 9 is slightly smaller than the minimum diameter of water spray hole 5, and the diameter of the top end of dredging cone head 9 is greater than the diameter of first slide 8, facilitating the movement of dredging cone head 9 to the inside of water spray hole 5 for dredging.

[0024] Dredging cone head 9 is slidably connected to the middle part of the bottom end of splash tray 3, and the top end of dredging cone head 9 is in contact with the middle part of the bottom end of limit cylinder 7, the top end of first spring 10 is close to the bottom end of first nut baffle 11, and the bottom end of first spring 10 is close to the top end of limit cylinder 7, when dredging cone head 9 is pushed upward by water, the top end of dredging cone head 9 pushes limit cylinder 7 to move upward, thereby driving splash tray 3 to move upward.

[0025] The outer bottom end of the second sliding rod 13 is nested with the second spring 14, the bottom end of the second sliding rod 13 is threadedly connected with the second nut baffle 15, the bottom end of the second spring 14 is in contact with the top end of the second nut baffle 15, the impact force between the limiting lug plate 4 and the second nut baffle 15 is reduced by the second spring 14, and the impact damage between the limiting lug plate 4 and the second nut baffle 15 is reduced.

[0026] Working principle: In use, first connect the delivery water pipe 1 to the high-pressure water pump through the water pipe, when the high-pressure water pump is turned on, water is delivered to the inside of the water jet hole 5 through the delivery water pipe 1 and sprayed out from the end of the water jet hole 5 away from the delivery water pipe 1, due to the tapered design of the water jet hole 5, the water pressure increases, under the action of pressure, the sprayed water pushes the dredging cone head 9 to move upwards, the movement of the dredging cone head 9 pushes the limiting cylinder 7 to move upwards, the movement of the limiting cylinder 7 drives the water splash plate 3 to move upwards, thereby driving the second sliding rod 13 to slide upwards in the limiting sliding hole 6, the high-pressure water flow forms small droplets when it hits the bottom end of the dredging cone head 9 and the bottom end of the water splash plate 3, achieving atomization effect, the upward sliding of the second sliding rod 13 drives the second spring 14 to move upwards, when the top end of the second spring 14 contacts the bottom end of the limiting lug plate 4, the second spring 14 absorbs potential energy and contracts, thereby reducing the impact force between the limiting lug plate 4 and the second nut baffle 15 and reducing the impact damage between the limiting lug plate 4 and the second nut baffle 15, when the water jet hole 5 is suddenly blocked by foreign matter, the water flow stops spraying, at this time the water splash plate 3 moves downwards under the action of gravity, at the same time the second spring 14 releases elastic potential energy and pushes the second nut baffle 15 to move downwards, thereby driving the water splash plate 3 to move downwards, when the bottom end of the water splash plate 3 contacts the top end of the nozzle 2, the water splash plate 3 stops moving downwards, however, under the action of inertia, the dredging cone head 9 continues to move downwards and hits the foreign matter blocking the water jet hole 5, thereby removing the foreign matter and continuing to spray and remove dust, when the foreign matter cannot be removed, press the first nut baffle 11 downwards by external force, thereby indirectly pushing the dredging cone head 9 to move to the inside of the water jet hole 5 to remove the foreign matter, at this time the first spring 10 is compressed and contracted, then remove the force applied to the first nut baffle 11, after losing pressure, the first spring 10 releases elastic potential energy to restore the initial state and push the first nut baffle 11 to move upwards, press the first nut baffle 11 to dredge the water jet hole 5 in turn, when the dust removal is completed and the high-pressure water pump is turned off, the water flow stops, under the action of inertia, the dredging cone head 9 hits the inside of the water jet hole 5 to dredge the water jet hole 5 once, reducing the risk of blockage of the water jet hole 5, when the dredging cone head 9 stops moving, it is located at the top end of the water jet hole 5, and the bottom end of the water splash plate 3 is tightly attached to the top end of the nozzle 2, thereby blocking the outlet of the water jet hole 5 to prevent dust and foreign matter from entering the water jet hole 5 and causing blockage.

[0027] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A construction spraying device, comprising a water delivery pipe (1), a nozzle (2), and a splash plate (3), characterized in that: The water delivery pipe (1) is provided with a connecting part, and the nozzle (2) is threadedly connected to the connecting part of the water delivery pipe (1). The inner top of the splash plate (3) is fixedly connected to a limiting cylinder (7), and the inside of the limiting cylinder (7) is slidably connected to a first sliding rod (8). The top of the splash plate (3) is symmetrically fixedly connected to a fixing ear plate (12), and the bottom end of the fixing ear plate (12) away from the splash plate (3) is fixedly connected to a second sliding rod (13).

2. The construction spraying device according to claim 1, characterized in that: The nozzle (2) has symmetrically fixedly connected limit ear plates (4) at both top ends. The end of the limit ear plate (4) away from the nozzle (2) has a limit sliding hole (6) through it. The outer side of the second slide rod (13) is slidably connected to the inside of the limit sliding hole (6). The nozzle (2) has a water spray hole (5) through it.

3. A construction spraying device according to claim 2, characterized in that: The water spray hole (5) is tapered, and the inner diameter of the end of the water spray hole (5) near the splash plate (3) is smaller.

4. A construction spraying device according to claim 3, characterized in that: The bottom end of the first slide rod (8) is fixedly connected to a dredging cone (9), a first spring (10) is nested on the outside of the first slide rod (8), and a first nut baffle (11) is threadedly connected to the top end of the first slide rod (8). The maximum diameter of the dredging cone (9) is slightly smaller than the minimum diameter of the water spray hole (5), and the diameter of the top end of the dredging cone (9) is larger than the diameter of the first slide rod (8).

5. A construction spraying device according to claim 4, characterized in that: The unblocking cone (9) is slidably connected to the middle of the bottom end of the splash plate (3), and the top end of the unblocking cone (9) is in contact with the middle of the bottom end of the limiting cylinder (7). The top end of the first spring (10) is close to the bottom end of the first nut baffle (11), and the bottom end of the first spring (10) is close to the top end of the limiting cylinder (7).

6. A construction spraying device according to claim 1, characterized in that: The second slide rod (13) has a second spring (14) nested at its outer bottom end, and a second nut baffle (15) is threadedly connected to the bottom end of the second slide rod (13).

7. A construction spraying device according to claim 6, characterized in that: The bottom end of the second spring (14) is in contact with the top end of the second nut baffle (15).

8. A construction spraying device according to claim 1, characterized in that: The splash plate (3) is provided with weight-reducing grooves evenly spaced throughout.

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