CN114345052A - Tower crane automatic spray system and construction method - Google Patents

Abstract

The invention provides an automatic spraying system and a construction method for a tower crane. A support and expansion bag is arranged between the elastic side plate of the rainwater storage tank and the tower crane column, and the water catchment area can be controlled by controlling the air pressure of the support and expansion bag; The limit hoop firmly connects the water supply standpipe with the limit vertical plate and the tower crane horizontal bar; a rotating roller is set in the connection limit groove, and the groove bottom positioning bolt is set between the connection limit groove and the tower crane horizontal bar; it can pass the hanging plate The position control cable controls the height of the suspension support plate, the dust removal water pipe and the maintenance water pipe; the windshield side plate is welded on the lower surface of the suspension support plate, and the water control air pipe is set on the windshield side plate; the frame water supply pipe passes through in turn Move the water supply pipe hoop on the support column, and use the wall side nozzle to spray and dedust the building edge; set the side water supply pipe and the side nozzle on the side of the guardrail facing the traffic lane, and set up the top of the guardrail for water supply Tube and bar top sprinklers. The invention can improve the construction efficiency, improve the installation quality of spray dust removal, and improve the effect of spray dust removal.

Description

Tower crane automatic spray system and construction method

technical field

The invention relates to the field of building construction, in particular to a tower crane automatic spraying system and a construction method.

Background technique

During the construction of construction projects, in order to reduce the dust pollution in the construction area and improve the atmospheric environment quality of the construction site, it is often necessary to take a series of site spraying and dust removal measures. As a construction dust removal technology, tower crane spray has been widely used in engineering. During on-site construction, how to improve the dust-proof effect of the construction site, reduce the difficulty of construction and installation, and improve the quality of dust removal has always been the focus of engineering control. and difficulties.

There is an intelligent tower crane spray system in the prior art, which includes a tower crane, a water pipe spray system, a dust monitoring system, an intelligent controller, and a solenoid valve. The dust monitoring system collects the dust data information of the surrounding environment and transmits it to the intelligent controller. , so as to control the solenoid valve to open and close the water pipe spray system. Although this technology can achieve the effect of dust prevention and dust reduction, it is difficult to realize the combined spraying and dust removal of the site, and it cannot solve the problems of rapid installation of the tower crane spray system and controlled spraying of the tower crane.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a tower crane automatic spray system and construction method which can improve the construction efficiency, improve the installation quality of spray dust removal, and improve the effect of spray dust removal.

In order to solve the above-mentioned technical problems, the present invention provides a construction method of a tower crane automatic spray system, comprising the following steps:

Step 1. Construction preparation: survey and determine the plane position of the construction tower crane, calculate the water supply pressure of the tower crane spray system, and prepare the materials and devices required for the construction;

Step 2. Construction tower crane layout: Lay tower crane columns, tower crane transverse arms and reaction beams in sequence from bottom to top on the foundation soil, and set tower crane transverse bars at intervals along the height direction of the tower crane columns, respectively between the tower crane column and the tower crane transverse arms, A tower crane cable is arranged between the tower crane column and the reaction force beam, and a counterweight block is arranged at the lower part of the reaction force beam;

Step 3: Layout of the water supply tank system: Arrange the water supply tank on the foundation soil, and connect the water supply tank with the downspout and the tap water pipe respectively; The vertical pipe is firmly connected with the limit vertical plate and the tower crane horizontal bar; a universal fluid valve is set at the top of the water supply vertical pipe, and the lower surface of the universal fluid valve is connected with the rotating roller in the connection limit groove; A groove bottom positioning bolt is arranged between the position groove and the tower crane transverse rib; the top of the downspout is connected with the collecting water groove at the bottom of the rainwater storage groove;

Step 4. Layout of the horizontal water spray system: a suspension support plate is set under the cross arm of the tower crane, so that the upper surface of the suspension support plate is connected with the telescopic inner pipe; the telescopic inner pipe is sleeved inside the fixed outer pipe, and the One end of the hanging plate position control cable passes through the fixed outer tube and the telescopic inner tube in turn and is connected with the suspension support plate, so that the other end of the hanging plate position control cable is connected with the first winding machine; on the upper surface of the suspension support plate Lay the dust removal water pipe and the maintenance water pipe respectively, and set the dust removal nozzle that sprays water upwards on the dust removal water pipe, and the maintenance nozzle that sprays water downwards on the maintenance water pipe; make one end of the horizontal connection pipe communicate with the universal fluid valve, and the other end through the pipe The conversion body is communicated with the dust removal water pipe and the maintenance water pipe, and water pipe control valves are respectively arranged on the dust removal water pipe and the maintenance water pipe;

Step 5. Layout of the windproof control device: connect the windshield side plate on the lower surface of the suspension support plate away from the end of the tower crane column, and set the baffle shaft between the windshield side plate and the suspension support plate; face the maintenance on the windshield side plate A water control air duct is set on the side of the nozzle, and the blowing hole of the water control air duct faces the side of the tower crane column;

Step 6. Layout of the building edge spray system: connect the movable support column vertically with the displacement bottom plate, and set up a reinforcing support bar between the moving support column and the displaced bottom plate, and set it on the side of the moving support column away from the reinforcement support bar For the water supply pipe hoop, a shift roller is rotatably arranged on the lower surface of the displacement bottom plate; the frame water supply pipe is passed through the water supply pipe hoop on the side of the movable support column in turn; one end of the frame water supply pipe is closed by a pipe end closure body, The other end is connected to the external water supply equipment; firstly, move the longitudinal position of the moving support column between the adjacent frame columns, and then use limit bolts to connect the displacement bottom plate and the frame floor plate, and then supply water to the frame water supply pipe, and use the wall side sprinkler to carry out construction Edge spray dust removal;

Step 7. Layout of the dust removal system for the access road: set up a guardrail on the temporary ground, set up the side groove rib on the guardrail facing the direction of the traffic lane, set the top groove rib on the top of the guardrail, and set the top groove rib and guardrail on the top of the guardrail. A groove rib connection groove is set between them; the water supply pipe on the side of the fence is passed through the groove rib on the side of the fence in turn, and the side nozzle is set on the side of the water supply pipe on the side of the fence away from the protective fence; on the upper surface of the groove rib on the top of the fence pipe, and set the top nozzle on the side of the top water supply pipe away from the guardrail.

The beneficial effects of the present invention are:

(1) In the present invention, the expansion bag is arranged between the elastic side plate of the rainwater storage tank and the tower crane column, and the catchment area can be controlled by controlling the air pressure of the expansion bag, so as to improve the rainwater storage efficiency; With tap water as the spray water source, the combined use of water resources is realized.

(2) The present invention firmly connects the water supply vertical pipe with the limit vertical plate and the tower crane horizontal bar through the vertical pipe limit hoop, which reduces the difficulty of installing the water supply vertical pipe; at the same time, the lower surface of the universal fluid valve of the present invention is connected to the limit The rotating rollers in the groove are connected, and the groove bottom positioning bolt is arranged between the connection limit groove and the tower crane transverse rib, which improves the installation and positioning accuracy of the universal fluid valve and reduces the rotation damage.

(3) The present invention can control the height of the suspension support plate through the hanging plate control cable, and realize the secondary control of the height of the dust removal water pipe and the maintenance water pipe; at the same time, the dust removal nozzle and the maintenance nozzle of the present invention can spray water upward and downward respectively. Water spraying expands the scope of application of the spraying system.

(4) In the present invention, the windshield side plate is welded on the lower surface of the suspension support plate away from the end of the tower crane column, and the water control air pipe is arranged on the side of the windshield side plate facing the maintenance nozzle, which can spray water through the water control air pipe. The blower reduces the influence of the windy environment on the spray construction.

(5) The present invention makes the frame water supply pipe pass through the water supply pipe hoop on the moving support column in turn, and can use the wall side nozzle to spray and dedust the building edge, which solves the supplementary spraying and dust removal of the dead corner of the building.

(6) In the present invention, the side water supply pipe and the side nozzle are arranged on the side of the guardrail facing the driving lane, and the top water supply pipe and the top sprinkler are arranged at the top of the guardrail, which can realize the combined spraying of the construction access road and improve the access road. spray dust removal effect.

Description of drawings

Fig. 1 is the construction flow chart of tower crane sprinkler system layout of the present invention;

Fig. 2 is a schematic diagram of the tower crane spray system of Fig. 1;

3 is a schematic diagram of the connection structure between the standpipe limit hoop of FIG. 2 and the water supply standpipe;

Fig. 4 is a schematic diagram of the connection structure of the suspension support plate of Fig. 2 and the position control cable of the suspension plate;

Figure 5 is a schematic plan view of the layout of the dust removal water pipe and the maintenance water pipe in Figure 2;

Fig. 6 is a schematic diagram of the connection structure between the windshield side plate and the water control air duct of Fig. 2;

Fig. 7 is an elevation view of the edge spraying system of the building of Fig. 2;

FIG. 8 is a schematic diagram of the layout of the dust removal system for the access road in FIG. 1 .

In the picture: 1- foundation soil; 2- tower crane column; 3- tower crane cross arm; 4- reaction force beam; 5- tower crane cross bar; 6- tower crane cable; 7- counterweight block; 8- water supply tank; 9 -Downpipe; 10-Water Pipe; 11-Water Supply Standpipe; 12-Pressurized Pump; 13-Standpipe Limiting Hoop; 14-Limiting Vertical Plate; 15-Universal Fluid Valve; - Rotating Roller; 18 - Positioning Bolt at the Bottom of the Tank; 19 - Rainwater Storage Tank; 20 - Collecting Water Tank; 21 - Elastic Side Plate; -Fixed outer pipe; 26- Hanging plate control cable; 27- First coil pulling machine; 28- Dust removal water pipe; 29- Maintenance water pipe; 30- Dust removal nozzle; 31- Maintenance nozzle; Conversion body; 34- water pipe control valve; 35- windshield side plate; 36- baffle shaft; 37- water control air duct; 38- blowing hole; 39- side plate cable; 40- second winding machine; 41 -Moving support column; 42- Displacement bottom plate; 43- Reinforcing support bar; 44- Water supply pipe hoop; 45- Displacement roller; 46- Frame water supply pipe; -Limiting bolt; 50-Frame floor; 51-Wall side sprinkler; 52-Temporary ground; 53-Guardrail; 54-Column side groove bar; 55-Column top groove bar; Side water supply pipe; 58-column side nozzle; 59-column top water supply pipe; 60-column top nozzle; 61-limit hoop plate; 62-hoop plate rotating shaft; 63-hoop plate fastening bolt; 64-pipe side pad ; 65- Rigid bottom plate; 66- Sprinkler leakage hole; 67- Limiting falcon plate; 68- Column connecting bar;

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those of ordinary skill in the art fall within the protection scope of the present invention.

It should be understood by those skilled in the art that in the disclosure of the present invention, the terms "portrait", "horizontal", "upper", "lower", "front", "rear", "left", "right", " The orientation or positional relationship indicated by vertical, horizontal, top, bottom, inner, outer, etc. is based on the orientation or positional relationship shown in the accompanying drawings, which are only for the convenience of describing the present invention and The description is simplified rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and thus the above terms should not be construed as limiting the invention.

It should be understood that the term "a" should be understood as "at least one" or "one or more", that is, in one embodiment, the number of an element may be one, while in another embodiment, the number of the element may be one. The number may be plural, and the term "one" should not be understood as a limitation on the number.

As shown in Figures 1-8, the present invention provides a construction method for a tower crane automatic spray system, comprising the following steps:

Step 1. Construction preparation: survey and determine the plane position of the construction tower crane, calculate the water supply pressure of the tower crane spray system, and prepare the materials and devices required for the construction;

Step 2. Construction tower crane layout: On the foundation soil body 1, the tower crane column 2, the tower crane cross arm 3 and the reaction beam 4 are sequentially arranged from bottom to top, and the tower crane cross bars 5 are arranged at uniform intervals along the height direction of the tower crane column 2, respectively on the tower crane column. 2 and the tower crane cross arm 3, between the tower crane column 2 and the reaction force beam 4, a tower crane cable 6 is arranged, and a counterweight block 7 is arranged at the lower part of the reaction force beam 4;

Specifically, one end of the tower crane cable 6 is connected to the top of the tower crane column 2, and the other end is connected to the end of the tower crane cross arm 3 away from the tower crane column 2 or to the end of the reaction beam 4 away from the tower crane column 2. The far ends of the tower crane beam 3 and the reaction force beam 4 are pulled to ensure that the tower crane beam 3 and the reaction force beam 4 are in a horizontal state, and the counterweight block 7 is located at the end of the reaction beam 4 away from the tower crane column 2, and is The weight body 7 maintains the stability of both sides of the tower crane column 2 .

Step 3, water supply tank system layout: arrange the water supply tank 8 on the foundation soil body 1, and make the water supply tank 8 communicate with the downpipe 9 and the water supply pipe 10 respectively; The water supply vertical pipe 11 is firmly connected with the limiting vertical plate 14 and the tower crane cross bars 5 through the vertical pipe limit hoop 13; The rotating roller 17 in the connection limit groove 16 is connected; between the connection limit groove 16 and the tower crane cross bar 5, a groove bottom positioning bolt 18 with adjustable length is arranged; 20 is connected, and a support and expansion bag 22 is set between the elastic side plate 21 of the rainwater storage tank 19 and the tower crane column 2; when rainwater needs to be stored, the support and expansion bag 22 and the elastic side plate 21 are provided with a support and expansion device through external air pressure equipment. When the collected rainwater does not meet the needs of spray water supply, the water supply tank 8 is supplemented with water through the tap water pipe 10;

Specifically, the standpipe limiting hoop 13 connects the water supply standpipe 11 and the limiting vertical plate 14 together, and the limiting vertical plate 14 is connected to the tower crane cross bar 5, so the vertical pipe limiting hoop 13 and the limiting vertical plate 14. Make the water supply vertical pipe 11 fixed on the tower crane cross bar 5; the connection limit groove 16 is arranged in a ring structure, the lower part of the universal fluid valve 15 is located inside the ring structure of the connection limit groove 16, and the rotating roller 17 can be connected relative to the connection limit groove 16. The limit groove 16 rolls so that when the lower surface of the universal fluid valve 15 contacts the rotating roller 17, the universal fluid valve 15 can be rotated relative to the connecting limit groove 16 by rotating the roller 17, which is convenient for the universal rotation. The fluid valve 15 faces in all directions; the elastic side plate 21 is inclined, so that the rainwater storage tank 19 has an “inverted trapezoid” structure. change, and then adjust the collection area of the rainwater storage tank 19 for the rainwater.

Wherein, one end of the water supply tank 8 in this scheme is connected with a water supply equipment to ensure that when the rainwater reserve is insufficient, the water supply equipment can be used for dust removal and water spraying operations for maintenance.

Step 4. Layout of the horizontal water spray system: a suspension support plate 23 is arranged below the cross arm 3 of the tower crane, and the upper surface of the suspension support plate 23 is welded to the telescopic inner pipe 24; the telescopic inner pipe 24 is sleeved on the fixed Inside the outer tube 25, make one end of the hanging plate position control cable 26 pass through the fixed outer tube 25 and the telescopic inner tube 24 in sequence and then connect firmly with the suspension support plate 23, so that the other end of the hanging plate position control cable 26 is connected to the first A coiler 27 is connected; a dust removal water pipe 28 and a maintenance water pipe 29 are respectively laid on the upper surface of the suspension support plate 23, and a dust removal nozzle 30 that sprays water upward is arranged on the dust removal water pipe 28, and a downward spray is arranged on the maintenance water pipe 29. Water conservation nozzle 31; one end of the transverse connection pipe 32 is communicated with the universal fluid valve 15, and the other end is communicated with the dust removal water pipe 28 and the maintenance water pipe 29 through the pipe conversion body 33, and water pipes are respectively provided on the dust removal water pipe 28 and the maintenance water pipe 29. control valve 34;

Specifically, the water in the water supply tank 8 is pumped upward along the water supply standpipe 11 by the pressurizing pump 12 , so that the water flows along the water supply standpipe 11 , the universal fluid valve 15 , and the transverse connecting pipe 32 to the pipeline conversion body 33 in sequence. The water flow is transported to the dedusting water pipe 28 and the maintenance water pipe 29 respectively through the pipe conversion body 33, and then the opening and closing of the dedusting water pipe 28 and the maintenance water pipe 29 are controlled by the water pipe control valve 34, so as to control the dedusting water pipe 28 and the maintenance water pipe 29. The dust removal nozzle 30 and the maintenance nozzle 31 on the water pipe 29 perform water spraying operation.

Step 5. Layout of the windproof control device: Welding and connecting the windshield side plate 35 on the lower surface of the suspension support plate 23 away from the 2 end of the tower crane column, and set the baffle shaft 36 between the windshield side plate 35 and the suspension support plate 23, The windshield side plate 35 can be rotated relative to the suspension support plate 23 through the baffle shaft 36; the water control air duct 37 is arranged on the side of the windshield side plate 35 facing the maintenance nozzle 31, and the water control air duct 37 is The blowing hole 38 faces the side of the tower crane column 2, so that the end of the windshield side plate 35 away from the suspension support plate 23 is connected to the second winding machine 40 through the side plate cable 39; when it is necessary to carry out spray construction in windy weather, First use the side panel cable 39 to control the angle between the windshield side panel 35 and the suspension brace 23, and then blow the spray water through the water control air duct 37;

Specifically, when the outside wind direction blows from the windshield side plate 35 to the tower crane column 2, the outside wind is blocked by the windshield side plate 35, and when the outside wind direction is from the tower crane column 2 to the windshield side plate 35, The blowing hole 38 of the water control air duct 37 is blown to the side of the tower crane column 2 to resist the wind direction of the outside world and ensure the water spraying direction of the dust removal nozzle 30 and the maintenance nozzle 31 is stable.

It is worth mentioning that the second winder 40 is arranged on the cross arm 3 of the tower crane, and the water control air duct 37 of this solution is externally connected with a blowing device, and the air is blown out through the blowing device and conveyed to the outside through the blowing hole 38 .

Step 6. Arrangement of the spray system on the building edge: connect the movable support column 41 and the displacement bottom plate 42 by vertical welding, and set up a reinforcing support rib 43 between the movable support column 41 and the displacement bottom plate 42. A water supply pipe hoop 44 is arranged on the side away from the reinforcing brace 43, and a displacement roller 45 is rotatably arranged on the lower surface of the displacement bottom plate 42; Make one end of the frame water supply pipe 46 closed with a pipe end closure body 47, and the other end is communicated with the external water supply equipment; first move the longitudinal position of the support column 41 between the adjacent frame columns 48, and then use the limit bolt 49 to displace the The bottom plate 42 is firmly connected with the frame floor plate 50, and then water is supplied to the frame water supply pipe 46, and the building edge is sprayed and dedusted with the help of the wall side nozzle 51;

Step 7. Layout of the dust removal system on the sidewalk: set up a guardrail 53 on the temporary ground 52, and set the side groove ribs 54 on the guardrail 53 facing the direction of the traffic lane, set the top groove rib 55 on the top of the guardrail 53, and set the top groove ribs 55 on the top of the guardrail 53. A groove rib connecting groove 56 is set between the top groove rib 55 and the guard rail 53; 58; Lay the top water supply pipe 59 on the upper surface of the rail top groove rib 55, and set the rail top nozzle 60 on the side of the rail top water supply pipe 59 away from the guardrail 53.

The present invention also discloses an automatic spraying system for a tower crane, which includes a support and expansion bag 22 between the elastic side plate 21 of the rainwater storage tank 19 and the tower crane column 2, and the water catchment can be controlled by controlling the air pressure of the support and expansion bag 22. The water supply vertical pipe 11 is firmly connected with the limit vertical plate 14 and the tower crane cross bar 5 through the stand pipe limit hoop 13; the rotating roller 17 is arranged in the connection limit groove 16, and the connection limit groove 16 is connected with the tower crane cross bar. The groove bottom positioning bolt 18 is arranged between the 5; the height of the suspension support plate 23 and the dust removal water pipe 28 and the maintenance water pipe 29 can be controlled by the hanging plate control cable 26; the windshield side plate 35 is welded on the lower surface of the suspension support plate 23 , and set the water control air pipe 37 on the windshield side plate 35; the frame water supply pipe 46 passes through the water supply pipe hoop 44 on the movable support column 41 in turn, and can use the wall side nozzle 51 to spray and dedust the building edge; A fence-side water supply pipe 57 and a fence-side spray head 58 are installed on the side of the guardrail 53 facing the traffic lane, and a fence-side water supply pipe 59 and a fence-side spray head 60 are installed at the top end of the guardrail 53 .

The foundation soil 1 is a cohesive soil in a hard plastic state.

The tower crane column 2 is rolled from a steel plate with a strength grade of Q345B and a thickness of 20mm.

The tower crane cross arm 3 adopts the box-shaped steel beam with the strength grade of Q345B.

The reaction beam 4 is a box-shaped steel beam with a strength grade of Q345B.

The cross bar 5 of the tower crane adopts the H-shaped steel beam with the strength grade of Q345B.

The tower crane cable 6 and the side plate cable 39 are made of steel wire ropes with diameters of 60mm and 20mm, respectively.

The counterweight block 7 is made of reinforced concrete with a strength grade of C35, and the cross section is rectangular.

The water supply tank 8 is formed by rolling iron sheets with a thickness of 0.2 mm.

Both the downpipe 9 and the water pipe 10 are PVC pipes with a diameter of 90 mm.

The water supply vertical pipe 11 is rolled from a steel pipe with a diameter of 120 mm.

As the pressurizing pump 12, a small pressurizing pump is used.

The standpipe limit hoop 13 includes two arc-shaped limit hoop plates 61, and one end of the limit hoop plate 61 is connected to the limit vertical plate 14 through the hoop plate rotating shaft 62, and the other end is connected with the hoop plate fastening bolt 63 connection, the tube side backing plate 64 is set on the inner side wall of the limit hoop plate 61; the limit hoop plate 61 is rolled from a steel plate with a thickness of 1mm, the height is 4cm, and the inner side wall and the tube side backing plate 64 are pasted and connected, The tube side backing plate 64 is made of rubber sheet or geotextile with a thickness of 1 mm.

The limit vertical plate 14 is rolled from a steel plate with a thickness of 10 mm, and is vertically welded to the tower crane cross bar 5 .

Universal fluid valve 15 adopts 360° tower crane fluid valve.

The connection limit groove 16 is rolled from a steel plate with a thickness of 20mm, the upper surface is provided with a spherical rotating roller 17 with a diameter of 20mm, and the lower surface is welded to the groove bottom positioning bolt 18; the groove bottom positioning bolt 18 includes a screw and a nut with a diameter of 30mm , and make the tightening direction of the screws on both sides of the nut opposite.

The rainwater storage tank 19 includes a rigid bottom plate 65 and an elastic side plate 21 , and a water collecting tank 20 is provided at the lower part of the rigid bottom plate 65 , and the rigid bottom plate 65 and the elastic side plate 21 are bonded and connected. The rigid bottom plate 65 is rolled from a steel plate with a thickness of 2 mm. The elastic side plate 21 is made by rolling a rubber plate with a thickness of 1 mm.

The collecting water tank 20 is formed by rolling a steel plate with a thickness of 2 mm, and has a rectangular cross section, a width of 1 m, and a height of 0.5 m.

The expansion bag 22 is sewn into a cylindrical cavity by using a rubber sheet with a thickness of 1 mm, and the expansion bag 22 is communicated with an external air pressure device.

The suspension support plate 23 is rolled from a steel plate with a thickness of 10 mm, and a spray water leakage hole 66 with a diameter of 10 mm is preset on the suspension support plate 23, and is connected with the dust removal water pipe 28 and the maintenance water pipe 29 by binding or bonding or welding connection. .

The telescopic inner tube 24 and the fixed outer tube 25 are both rolled by steel pipes with a wall thickness of 2 mm. Limiting falcon plates 67 are respectively provided on the outer side wall of the top end of the telescopic inner tube 24 and on the inner side wall of the fixed outer tube 25, and the inner diameters are respectively 100mm and 120mm.

The hanging plate control cable 26 adopts a steel wire rope with a diameter of 20 mm.

Both the first winding and pulling machine 27 and the second winding and pulling machine 40 use hoists.

Both the dust removal water pipe 28 and the maintenance water pipe 29 are steel pipes with a diameter of 60 mm.

The transverse connecting pipe 32 is a steel pipe with a diameter of 100 mm.

The pipe conversion body 33 is made of pipe tee and steel pipe rolling.

The dust removal nozzle 30 and the maintenance nozzle 31 respectively adopt a 180° refraction nozzle and a 360° rotating nozzle.

The water pipe control valve 34 is a hydraulic control valve.

The windshield side plate 35 is formed by rolling a steel plate with a thickness of 1 mm.

The baffle shaft 36 adopts hinges or hinges, and the diameter of the shaft is 2mm.

The water control air pipe 37 adopts a steel pipe or PVC pipe with a diameter of 60 mm, one end is closed, and the other end is connected with the external blowing equipment.

The diameter of the blow hole 38 is 2mm.

The movable struts 41 are rolled from H-beam or steel pipes with a size of 150×150×7×10. Between the longitudinally adjacent movable struts 41, strut connecting ribs 68 are arranged, and the strut connecting ribs 68 are connected with each other. A connecting rod rotating shaft 69 is provided at the joint of the moving struts 41 . The strut connecting rib 68 is rolled from a steel plate with a thickness of 1mm and a width of 60mm. The connecting rod rotating shaft 69 adopts a rotating shaft with a diameter of 20 mm.

The displacement bottom plate 42 is rolled from a steel plate with a thickness of 10 mm, with a width of 0.5 m and a length of 1 m.

The reinforcing rib 43 is formed by rolling a steel pipe with a diameter of 30 mm.

The water supply pipe hoop 44 adopts a pipe hoop or a throat hoop.

The shift roller 45 adopts a 3-inch universal ball wheel.

The frame water supply pipe 46 is a steel pipe with a diameter of 60 mm.

The pipe end closing body 47 adopts a pipe cap with the same inner diameter as the frame water supply pipe, and is connected to the frame water supply pipe 46 by sticking.

The frame column 48 is made of reinforced concrete, and the concrete strength grade is C35.

The limit bolt 49 is a bolt with an inner diameter of 22 mm.

The frame floor 50 is made of reinforced concrete, and the concrete strength grade is C35.

The wall side sprinkler 51 adopts a 360° rotating sprinkler.

The temporary ground 52 is a concrete ground with a concrete strength grade of C30 and a thickness of 30 cm.

The guardrail 53 adopts a steel guardrail with a diameter of 100mm.

The bar side groove rib 54 is rolled from a steel plate with a thickness of 2mm, the cross section is circular arc, and the central angle is 180-270°;

The top groove rib 55 is rolled from a steel plate with a thickness of 10mm, the cross section is circular, the central angle is 30°, the lower surface is connected with the groove rib connecting groove 56, and is longitudinally arranged along the temporary ground 52; The groove 56 is sleeved on the top of the guard rail 53 .

The water supply pipe 57 on the side of the fence and the water supply pipe 59 on the top of the fence are rubber pipes with a diameter of 60 mm.

The column side nozzles 58 and the column top nozzles 60 both use 360° rotating nozzles.

The hoop plate rotating shaft 62 adopts a stainless steel rotating bearing.

The hoop plate fastening bolt 63 is rolled with a screw with a diameter of 20 mm.

The limit falcon plate 67 is rolled from a steel plate with a thickness of 10mm and a height of 15mm.

The present invention is not limited to the above-mentioned best embodiment, and anyone can obtain other various forms of products under the inspiration of the present invention, but no matter if any changes are made in its shape or structure, all products with the same or similar characteristics as those of the present application can be obtained. Similar technical solutions all fall within the protection scope of the present invention.

Claims (10)

1. a tower crane automatic spray system construction method, is characterized in that, comprises the following steps: Step 1. Construction preparation: survey and determine the plane position of the construction tower crane, calculate the water supply pressure of the tower crane spray system, and prepare the materials and devices required for the construction; Step 2. Layout of the construction tower crane: Arrange the tower crane column (2), the tower crane transverse arm (3) and the reaction beam (4) on the foundation soil body (1) in order from bottom to top, and space them along the height direction of the tower crane column (2). The tower crane cross bars (5) are arranged, and the tower crane cables (6) are respectively arranged between the tower crane column (2) and the tower crane transverse arm (3), and between the tower crane column (2) and the reaction force beam (4). (4) The lower part is provided with a counterweight block (7); Step 3. Layout of the water supply tank system: Arrange the water supply tank (8) on the foundation soil body (1), and make the water supply tank (8) communicate with the downpipe (9) and the water pipe (10) respectively; the water supply vertical pipe (11) The pressurized pump (12) is communicated with the water supply tank (8), and the water supply vertical pipe (11) is firmly connected with the limit vertical plate (14) and the tower crane cross bar (5) through the vertical pipe limit hoop (13); A universal fluid valve (15) is arranged at the top of the water supply vertical pipe (11), and the lower surface of the universal fluid valve (15) is connected with the rotating roller (17) in the connection limit groove (16); A groove bottom positioning bolt (18) is arranged between the limiting groove (16) and the tower crane transverse rib (5); the top of the downpipe (9) is communicated with the collecting water groove (20) at the bottom of the rainwater storage groove (19); Step 4. Layout of the horizontal water spray system: a suspension support plate (23) is arranged below the horizontal arm (3) of the tower crane, so that the upper surface of the suspension support plate (23) is connected with the telescopic inner pipe (24); The pipe (24) is sleeved inside the fixed outer pipe (25), and one end of the hanging plate control cable (26) passes through the fixed outer pipe (25), the telescopic inner pipe (24) and the suspension support plate in sequence. (23) connection, so that the other end of the hanging plate control cable (26) is connected with the first winding machine (27); on the upper surface of the hanging support plate (23), a dust removal water pipe (28) and a maintenance water pipe (28) are respectively laid. 29), and a dust removal nozzle (30) that sprays water upwards is set on the dust removal water pipe (28), and a maintenance nozzle (31) that sprays water downward is set on the maintenance water pipe (29); The universal fluid valve (15) is communicated with, and the other end is communicated with the dust removal water pipe (28) and the maintenance water pipe (29) through the pipe conversion body (33), and water pipe control is respectively provided on the dust removal water pipe (28) and the maintenance water pipe (29). valve (34); Step 5. Layout of the windproof control device: connect the windshield side plate (35) on the lower surface of the end of the suspension brace plate (23) away from the tower crane column (2), and connect the windshield side plate (35) with the suspension brace plate (23). A baffle shaft (36) is arranged between ); a water control air duct (37) is arranged on the side of the windshield side plate (35) facing the maintenance nozzle (31), and the blow holes (37) of the water control air duct (37) are arranged 38) Facing the side of the tower crane column (2); Step 6. Arrangement of the spray system on the edge of the building: connect the movable support column (41) to the displacement bottom plate (42) vertically, and set up reinforcing ribs between the movable support column (41) and the displacement bottom plate (42). (43), a water supply pipe hoop (44) is provided on the side of the moving support column (41) away from the reinforcing support rib (43), and a shift roller (45) is rotatably provided on the lower surface of the shift bottom plate (42); Make the frame water supply pipe (46) pass through the water supply pipe hoop (44) on the side of the movable support column (41) in turn; make one end of the frame water supply pipe (46) closed with a pipe end closure (47), and the other end is connected to the external water supply The equipment is connected; first move the longitudinal position of the moving support column (41) between the adjacent frame columns (48), and then use the limit bolts (49) to connect the displacement bottom plate (42) with the frame floor (50), and then connect the displacement bottom plate (42) to the frame floor (50), The water supply pipe (46) supplies water, and uses the wall side nozzles (51) to spray and dedust the building edges; Step 7. Layout of the dust removal system for the access road: a protective fence (53) is arranged on the temporary ground (52), and a side groove rib (54) is arranged on the protective fence (53) facing the direction of the roadway, and at the top of the protective fence (53) A rail top groove rib (55) is provided, and a groove rib connecting groove (56) is arranged between the rail top groove rib (55) and the guard rail (53); the rail side water supply pipe (57) is passed through the rail side groove rib in sequence (54), and set the column side nozzle (58) on the side of the column side water supply pipe (57) away from the guardrail (53); lay the column top water supply pipe (59) on the upper surface of the column top groove rib (55), And a rail top spray head (60) is arranged on the side of the rail top water supply pipe (59) away from the guard rail (53). 2. The construction method of the tower crane automatic sprinkler system according to claim 1 is characterized in that: one end of the tower crane cable 6 is connected to the top of the tower crane column 2, and the other end is connected to one end or connection of the tower crane cross arm 3 away from the tower crane column 2. At the end of the reaction force beam 4 away from the tower crane column 2 , the counterweight block 7 is located at the end of the reaction force beam 4 away from the tower crane column 2 . 3. The construction method of the tower crane automatic sprinkler system according to claim 1, characterized in that: between the elastic side plate (21) of the rainwater storage tank (19) and the tower crane column (2), a support bag (22) is provided ); when it is necessary to receive rainwater, the expansion pressure is applied to the expansion bag (22) and the elastic side plate (21) through the external air pressure equipment to increase the catchment area; when the collected rainwater does not meet the needs of spray water supply, the The tap water pipe (10) supplies water to the water supply tank (8). 4. The construction method of the tower crane automatic sprinkler system according to claim 1, characterized in that: the connection limit groove (16) is arranged in a ring structure, and the lower part of the universal fluid valve (15) is located in the connection limit groove (16) Inside the annular structure, the rotating roller (17) can roll relative to the connecting limit groove (16). 5. The construction method of the tower crane automatic sprinkler system according to claim 1, characterized in that: one end of the windshield side plate (35) away from the suspension support plate (23) passes through the side plate cable (39) and the second coil The pulling machine (40) is connected; when it is necessary to carry out spray construction in windy weather, the side plate cable (39) is used to control the angle between the windshield side plate (35) and the suspension support plate (23), and then the The water control air duct (37) blows the spray water. 6. The method for constructing an automatic sprinkler system for tower cranes according to claim 1, wherein the standpipe limit hoop (13) comprises two arc-shaped limit hoop plates (61), and the limit hoop plates are made to One end of (61) is connected to the limit vertical plate (14) through the hoop plate rotating shaft (62), and the other end is connected to the hoop plate fastening bolt (63). backing plate (64). 7. The construction method of the tower crane automatic sprinkler system according to claim 1, wherein the rainwater storage tank (19) comprises a rigid bottom plate (65) and an elastic side plate (21), and is located at the lower part of the rigid bottom plate (65) Set the collection sink (20). 8. The construction method of the tower crane automatic sprinkler system according to claim 1, characterized in that: the pipeline conversion body (33) adopts a pipeline tee; the dust removal nozzle (30) and the maintenance nozzle (31) respectively adopt 180° refraction Sprinkler and 360° rotating sprinkler. 9. The construction method of the tower crane automatic sprinkler system according to claim 1, characterized in that: the cross section of the rail side groove rib (54) is arc-shaped, and the central angle is 180-270°; the rail top groove rib (54) 55) The lower surface is connected with the groove rib connecting groove (56), and the column side nozzles (58) and the column top nozzles (60) both use 360° rotating nozzles. 10. A tower crane automatic spray system, characterized in that: obtained by the construction method of the tower crane automatic spray system according to any one of claims 1-9.

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