CN111249834A

CN111249834A - Novel tower crane water spraying device

Info

Publication number: CN111249834A
Application number: CN202010205952.2A
Authority: CN
Inventors: 王晓杰; 晁毅; 陈超; 徐艺; 刘航; 苏辉; 刘建伟
Original assignee: China Railway Construction Engineering Group Co Ltd
Current assignee: China Railway Construction Engineering Group Co Ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-06-09

Abstract

The invention belongs to the technical field of dust fall in construction sites, and particularly relates to a novel tower crane water spraying device which comprises a rotating mechanism, wherein the upper end surface of the rotating mechanism is rotatably connected with a rotating seat, the upper end surface of the rotating seat is fixedly connected with a tower body, the upper end surface of the tower body is fixedly connected with a management bin, a plurality of tower crane arms distributed in an annular mode are arranged on the periphery of the outer wall of the management bin, a partition plate is fixedly connected to the middle position of the upper end surface of a tower crane arm, and a fixed water supply pipe and a movable water supply pipe are installed on; the tower davit cooperation is fixed forms first injection circle when shower nozzle is rotatory for the dust fall is sprayed to the minizone, drives drive gear through driving motor and rotates, thereby will remove the flow pipe and see off to the outside, and the removal shower nozzle that removes the flow pipe bottom surface this moment receives the rotatory second that forms of tower davit and sprays the circle, and the second sprays the circle and can change the diameter on the basis of first injection circle wantonly, thereby makes the dust fall spray radius increase, and then has increased device's practicality.

Description

Novel tower crane water spraying device

Technical Field

The invention belongs to the technical field of building site dust fall, and particularly relates to a novel tower crane water spraying device.

Background

In the high-rise building construction process, when removing dust on the job site, the water spraying mode is mainly adopted, a temporary water supply pipeline for spraying water needs to be installed in the high-rise building under construction at present, but in actual construction, the temporary water supply pipeline is large in disassembly and assembly workload, labor and time are wasted, the dust removal area is limited, the dust removal efficiency is low, and the tower crane water spraying system is a water spraying system preset by a tower crane rotating arm after the tower crane is installed, and has effects on dust removal, floor maintenance, outdoor fire-fighting water and the like in a certain area.

Chinese patent discloses a dust removal tower crane, its publication (CN206566659U), this patent is through setting up the shower nozzle on pivoted divides the water spare, rotate when spraying and utilize the effect of centrifugal force to make spun water tank further spread all around to enlarged the spraying range, improved dust fall efficiency, but the davit length of this patent is fixed, thereby make the turning radius of davit limited, at this moment in though the spray regime increase in the davit below, the whole spray radius of this patent can't change, thereby make the device's actual practicality reduce.

Disclosure of Invention

To solve the problems set forth in the background art described above. The invention provides a novel tower crane water spraying device which has the characteristics of adjustable spraying radius, wide spraying coverage and high dust settling efficiency.

In order to achieve the purpose, the invention provides the following technical scheme: the novel tower crane water spraying device comprises a rotating mechanism, wherein the upper end surface of the rotating mechanism is rotatably connected with a rotating seat, the upper end surface of the rotating seat is fixedly connected with a tower body, the upper end surface of the tower body is fixedly connected with a management bin, a plurality of tower suspension arms distributed in an annular shape are arranged on the peripheral side of the outer wall of the management bin, the middle position of the upper end surface of each tower suspension arm is fixedly connected with a partition plate, the upper end surface of each tower suspension arm is provided with a fixed water supply pipe and a movable water supply pipe, the fixed water supply pipes and the movable water supply pipes are respectively positioned on two sides of the tower suspension arms, the movable water supply pipes are slidably connected with the tower suspension arms, one side of each partition plate is fixedly connected with a sealing plate, the sealing plate is positioned on the upper end surface of the movable water supply pipe, one side of each partition plate is provided with a, the limiting slide rail is located on two sides of the movable water supply pipe, limiting grooves are formed in the opposite sides of the limiting slide rail, two sides of the outer wall of the movable water supply pipe are fixedly connected with sliding ribs matched with the limiting grooves, the output end of the driving motor is fixedly connected with a driving gear, the upper end face of each sliding rib is fixedly connected with a movable rack matched with the driving gear, the upper end face of the limiting slide rail is provided with a driving groove matched with the driving gear, a plurality of uniformly distributed fixed spray heads are fixedly connected to the bottom face of the fixed water supply pipe, a plurality of uniformly distributed movable spray heads are fixedly connected to the bottom face of the movable water supply pipe, and the fixed spray heads and the movable spray heads are located below the tower crane jib.

Preferably, the bottom surface of the tower crane jib is provided with a sliding groove matched with the movable spray head, and the movable spray head is connected to the inner wall of the sliding groove in a sliding manner.

Preferably, a forty-five degree included angle is formed between the fixed spray head and the long edge of the suspension arm, and a forty-five degree included angle is formed between the movable spray head and the long edge of the suspension arm.

Preferably, a forty-five degree included angle is formed between the fixed spray head and the short edge of the suspension arm, and a forty-five degree included angle is formed between the movable spray head and the short edge of the suspension arm.

Preferably, the upper end surface of the rotating seat is fixedly connected with two water tanks.

Preferably, one side of the water tank is provided with a water inlet pipe.

Preferably, the movable water supply pipe is hermetically connected with the water tank through a connecting hose.

Preferably, the contact surface of the limiting groove and the sliding rib is rotatably connected with a plurality of balls which are uniformly distributed.

Preferably, the connection hose has a reserved length, and the reserved length is greater than the length of the movable water supply pipe.

Compared with the prior art, the invention has the beneficial effects that:

1. the fixed water pipe that send of tower crane arm top fixedly connected with, the length and the tower crane arm phase-match of fixed water pipe, the fixed shower nozzle of fixed water pipe bottom surface fixedly connected with, form first injection circle when tower davit cooperation fixed shower nozzle is rotatory this moment, be used for the small scale to spray the dust fall, it rotates to drive gear through driving motor, thereby will remove the water pipe and see off to the outside, the removal shower nozzle that removes the water pipe bottom surface this moment receives the rotatory second that forms of tower davit to spray the circle, the second sprays the circle and can change wantonly on the basis of first injection circle in diameter, thereby make the dust fall spray radius increase, and then increased the device's practicality.

2. Because the fixed nozzle, the movable nozzle and the long side and the short side of the suspension arm are all provided with included angles, the area of a first spraying sector formed by the fixed nozzle is increased, the area of a second spraying sector formed by the movable nozzle is increased, when the first spraying ring is adopted as a spraying radius, the areas of the first spraying sector and the second spraying sector are added due to no overlapping, and the areas of the first spraying sector and the second spraying sector are larger, so that the area coverage speed of the device is improved when the device sprays in a large area.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front view of a boom of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic view of the injection of the first injection ring of the present invention;

fig. 5 is a schematic diagram of the maximum injection area of the second injection ring in the present invention.

In the figure: 100. the long side of the suspension arm; 200. the short edge of the suspension arm; 300. a first spray ring; 301. a first spray sector; 400. a second spray ring; 401. a second spray sector; 1. a tower body; 11. a water tank; 12. a water inlet pipe; 13. a management bin; 2. a rotating mechanism; 21. a rotating seat; 3. a tower crane arm; 31. a partition plate; 32. a closing plate; 33. a sliding groove; 4. fixing a water supply pipe; 41. fixing the spray head; 5. moving the water supply pipe; 51. moving the spray head; 52. a sliding rib; 53. moving the rack; 54. a connecting hose; 6. a drive motor; 61. a drive gear; 62. a limiting slide rail; 621. a limiting groove; 63. the groove is driven.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: a novel tower crane water spraying device comprises a rotating mechanism 2, wherein the upper end face of the rotating mechanism 2 is rotatably connected with a rotating seat 21, the upper end face of the rotating seat 21 is fixedly connected with a tower body 1, the upper end face of the tower body 1 is fixedly connected with a management bin 13, a plurality of tower crane arms 3 distributed in an annular shape are arranged on the periphery side of the outer wall of the management bin 13, a partition plate 31 is fixedly connected to the middle position of the upper end face of each tower crane arm 3, a fixed water supply pipe 4 and a movable water supply pipe 5 are arranged on the upper end face of each tower crane arm 3, the fixed water supply pipe 4 and the movable water supply pipe 5 are respectively arranged on two sides of a tower crane boom 3, the movable water supply pipe 5 is in sliding connection with the tower crane arms 3, a closing plate 32 is fixedly connected to one side of the partition plate 31 and is arranged on the upper end face of the movable water supply pipe 5, a driving motor 6 is, spacing slide rail 62 is located the both sides of removing water supply pipe 5, spacing groove 621 has all been seted up to spacing slide rail 62 opposite side, remove 5 outer wall both sides fixedly connected with of water supply pipe and spacing groove 621 matched with slip muscle 52, driving motor 6 output end fixedly connected with drive gear 61, slip muscle 52 up end fixedly connected with and drive gear 61 matched with removal rack 53, spacing slide rail 62 up end seted up with drive gear 61 matched with driving groove 63, remove 5 bottom surface fixedly connected with a plurality of evenly distributed's of water supply pipe fixed shower nozzle 41, remove 5 bottom surface fixedly connected with a plurality of evenly distributed's of water supply pipe mobile shower nozzle 51, fixed shower nozzle 41 all is located tower davit 3's below with mobile shower nozzle 51.

In this embodiment: a ground worker controls a motor to drive a rotating shaft to rotate, the rotating shaft drives a rotating seat 21 to rotate so as to drive the whole tower body 1 to rotate, a rotating mechanism 2 drives the rotating seat 21 to rotate according to the principle that a ground worker drives a tower crane body to rotate through a turntable in the specification of a tower crane (publication number: CN203529818U) with a bidirectional rotating function disclosed in Chinese patent, a management bin 13 above the tower body 1 is mainly used for connecting a plurality of tower booms 3, a fixed water supply pipe 4 and a movable water supply pipe 5 are fixedly connected to each tower boom 3, so that a conveying pipeline for supplying the fixed water supply pipe 4 and the movable water supply pipe 5 is installed in the management bin 13, the movable water supply pipe 5 and the fixed water supply pipe 4 are separated by a partition plate 31 through a tower crane arm 3, the length of the fixed water supply pipe 4 is matched with the tower crane arm 3, and a first injection ring 300 is formed by the fixed water supply pipe, the radius of the first injection ring 300 cannot be changed because the tower crane arm 3 cannot move, but the injection radius can still be changed by setting the movable water supply pipe 5, when the driving motor 6 (type: iHSV60-30-40-48) drives the driving gear 61 to rotate, the driving gear 61 rotates in the driving groove 63, the driving gear 61 is matched with the movable rack 53, so that the sliding rib 52 slides in the limiting groove 621 of the limiting slide rail 62, and the movable water supply pipe 5 is pushed out to the outside, at the moment, the movable spray head 51 on the bottom surface of the movable water supply pipe 5 is rotated by the tower crane arm 3 to form the second injection ring 400, the diameter of the second injection ring 400 can be changed freely on the basis of the first injection ring 300, so that the dust fall injection radius is increased, and the practicability of the device is further increased.

In fig. 2, a sliding groove 33 matched with a movable nozzle 51 is formed in the bottom surface of the tower crane arm 3, and the movable nozzle 51 is slidably connected to the inner wall of the sliding groove 33; the sliding groove 33 allows the movable nozzle 51 to remain below the tower boom 3 during sliding.

In fig. 2, a forty-five degree included angle is formed between the fixed nozzle 41 and the long side 100 of the suspension arm, a forty-five degree included angle is formed between the movable nozzle 51 and the long side 100 of the suspension arm, a forty-five degree included angle is formed between the fixed nozzle 41 and the short side 200 of the suspension arm, and a forty-five degree included angle is formed between the movable nozzle 51 and the short side 200 of the suspension arm; because the fixed spray head 41 and the movable spray head 51 are respectively provided with an included angle with the boom long side 100 and the boom short side 200, the area of the first spraying sector 301 formed by the fixed spray head 41 is increased, the area of the second spraying sector 401 formed by the movable spray head 51 is increased, when the first spraying ring 300 is used as a spraying radius, the areas of the first spraying sector 301 and the second spraying sector 401 are added because of no overlapping, and the areas of the first spraying sector 301 and the second spraying sector 401 are larger, so that the area coverage speed of the device is improved when the device sprays in a large area.

In fig. 1, two water tanks 11 are fixedly connected to the upper end surface of the rotating seat 21, and water inlet pipes 12 are arranged on one sides of the water tanks 11; set up the pump inside water tank 11, connect the supply channel through the pump, supply water to removal flow pipe 5 and fixed flow pipe 4 through the supply channel, carry the storage water in to water tank 11 through inlet tube 12.

In fig. 5, the mobile water feeding pipe 5 is hermetically connected with the water tank 11 through a connection hose 54, the connection hose 54 has a reserved length, and the reserved length is greater than the length of the mobile water feeding pipe 5; since the moving water feed pipe 5 needs to be slid, the connection hose 54 is used and the supply water is received while the moving water feed pipe 5 is moved by a reserved length.

In fig. 2, the contact surface of the limiting groove 621 and the sliding rib 52 is rotatably connected with a plurality of balls which are uniformly distributed; the sliding friction between the sliding rib 52 and the stopper groove 621 can be reduced by the balls.

The working principle and the using process of the invention are as follows: the management bin 13 above the tower body 1 is mainly used for connecting a plurality of tower booms 3, because the tower booms 3 are fixedly connected with a fixed water supply pipe 4 and a movable water supply pipe 5, a conveying pipeline for supplying the fixed water supply pipe 4 and the movable water supply pipe 5 is installed in the management bin 13, the movable water supply pipe 5 and the fixed water supply pipe 4 are separated by the tower boom 3 through a partition plate 31, the length of the fixed water supply pipe 4 is matched with that of the tower boom 3, a first injection ring 300 is formed by the fixed water supply pipe 4 and the tower boom 3, because the tower boom 3 cannot move, the radius of the first injection ring 300 cannot be changed, but the injection radius can still be changed through the setting of the movable water supply pipe 5, when the driving motor 6 drives the driving gear 61 to rotate in the driving groove 63, the driving gear 61 is matched with the movable rack 53, so that the sliding rib 52 slides in the limiting groove of the limiting slide rail 62, thereby pushing the movable water supply pipe 5 to the outside, at this time, the movable nozzle 51 at the bottom surface of the movable water supply pipe 5 is rotated by the tower boom 3 to form the second injection ring 400, the diameter of the second injection ring 400 can be changed arbitrarily on the basis of the first injection ring 300, thereby increasing the spraying radius of the dustfall and further increasing the practicability of the device, because the fixed nozzle 41 and the movable nozzle 51 are respectively provided with an included angle with the boom long side 100 and the boom short side 200, the area of the first spraying sector 301 formed by the fixed nozzle 41 is increased, the area of the second spraying sector 401 formed by the movable nozzle 51 is increased, when the first injection ring 300 is used as the injection radius, the areas of the first injection sector 301 and the second injection sector 401 are added because there is no overlap, and the first and second injection sectors 301 and 401 have larger areas, so that the device has an improved area coverage speed when injecting a large area.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Novel tower crane water spray device, including slewing mechanism (2), slewing mechanism (2) up end rotates and is connected with and rotates seat (21), rotate seat (21) up end fixedly connected with body of the tower (1), its characterized in that: the tower crane is characterized in that a management bin (13) is fixedly connected to the upper end face of the tower body (1), a plurality of tower crane arms (3) distributed annularly are arranged on the periphery of the outer wall of the management bin (13), a partition plate (31) is fixedly connected to the middle position of the upper end face of each tower crane arm (3), a fixed water supply pipe (4) and a movable water supply pipe (5) are mounted on the upper end face of each tower crane arm (3), the fixed water supply pipes (4) and the movable water supply pipes (5) are respectively located on two sides of each tower crane arm (3), and the movable water supply pipes (5) are connected with the tower crane arms (3) in a sliding mode;

the device is characterized in that a sealing plate (32) is fixedly connected to one side of the partition plate (31), the sealing plate (32) is located on the upper end face of the movable water feeding pipe (5), a driving motor (6) is installed on one side of the partition plate (31), the driving motor (6) is electrically connected with an external power supply, limiting slide rails (62) are fixedly connected to the side wall of the partition plate (31) and one side of the inner wall of the tower suspension arm (3), the limiting slide rails (62) are located on two sides of the movable water feeding pipe (5), limiting grooves (621) are formed in the opposite sides of the limiting slide rails (62), sliding ribs (52) matched with the limiting grooves (621) are fixedly connected to two sides of the outer wall of the movable water feeding pipe (5), a driving gear (61) is fixedly connected to the output end of the driving motor (6), and a movable rack (53) matched with the driving gear (61), the upper end surface of the limiting slide rail (62) is provided with a driving groove (63) matched with the driving gear (61);

the tower crane boom is characterized in that the bottom surfaces of the fixed water supply pipes (4) are fixedly connected with a plurality of uniformly distributed fixed spray heads (41), the bottom surfaces of the movable water supply pipes (5) are fixedly connected with a plurality of uniformly distributed movable spray heads (51), and the fixed spray heads (41) and the movable spray heads (51) are both located below the tower crane boom (3).

2. The new tower crane water jet apparatus of claim 1, wherein: the bottom surface of the tower crane jib (3) is provided with a sliding groove (33) matched with the movable spray head (51), and the movable spray head (51) is connected to the inner wall of the sliding groove (33) in a sliding manner.

3. The new tower crane water jet apparatus of claim 1, wherein: the fixed spray head (41) and the long edge (100) of the suspension arm form a forty-five degree included angle, and the movable spray head (51) and the long edge (100) of the suspension arm form a forty-five degree included angle.

4. The new tower crane water jet apparatus of claim 1, wherein: and a forty-five degree included angle is formed between the fixed spray head (41) and the short edge (200) of the suspension arm, and a forty-five degree included angle is formed between the movable spray head (51) and the short edge (200) of the suspension arm.

5. The new tower crane water jet apparatus of claim 1, wherein: the upper end face of the rotating seat (21) is fixedly connected with two water tanks (11).

6. The new tower crane water jet apparatus of claim 5, wherein: and a water inlet pipe (12) is arranged on one side of the water tank (11).

7. The new tower crane water jet apparatus of claim 5, wherein: the movable water supply pipe (5) is hermetically connected with the water tank (11) through a connecting hose (54).

8. The new tower crane water jet apparatus of claim 1, wherein: the contact surface of the limiting groove (621) and the sliding rib (52) is rotatably connected with a plurality of balls which are uniformly distributed.

9. The new tower crane water jet apparatus of claim 7, wherein: the connecting hose (54) has a reserved length which is greater than the length of the movable water supply pipe (5).

10. The new tower crane water jet apparatus of claim 7, wherein: the method comprises the following steps:

step S1: the rotating seat (21) is driven to rotate by the rotating mechanism (2), and the rotating seat (21) drives the tower body (1) to rotate, so that the tower crane boom (3) rotates.

Step S2: liquid water is conveyed to the movable water conveying pipe (5) and the fixed water conveying pipe (4) through the water tank (11).

Step S3: a first spraying sector (301) and a second spraying sector (401) are formed by the fixed spray head (41) and the movable spray head (52), and the first spraying sector (301) and the second spraying sector (401) rotate in the first spraying ring (300) for spraying.

Step S4: the driving motor (6) drives the driving gear (61) to rotate, and the driving gear (61) is matched with the movable rack (53) to drive the movable water conveying pipe (5) to slide and extend to the long edge (100) of the suspension arm.

Step S5: after the extension is finished, a second spraying ring (400) is formed through the movable water supply pipe (5), at the moment, the first spraying sector (301) formed by the fixed spray head (41) rotates in the first spraying ring (300) for spraying, and the second spraying sector (401) formed by the movable spray head (52) rotates in the second spraying ring (400) for spraying.