CN212021137U - Bridge rail type automatic spraying maintenance trolley - Google Patents

Abstract

The utility model belongs to the beam body maintenance equipment technology of various types of highway, railway bridge engineering and other various types of prefabricated beams, in particular to a bridge track-type automatic spray maintenance trolley. It includes a walking chassis, a detachable magnesium-aluminum alloy track and a detachable folding spray pipe frame. The detachable magnesium-aluminum alloy track is installed in the longitudinal center of the beam body that needs to be maintained. The walking system is set at the bottom of the walking chassis. It walks on a magnesium-aluminum alloy track, and a detachable folding spray pipe rack is installed on the walking chassis. The detachable folding spray pipe rack is installed on the female seat of the traveling chassis. The inside of the traveling chassis is equipped with a booster pump and an electrical control system. and battery, the battery supplies power to the booster pump and electrical control system. The top of the walking chassis is provided with a coaxial cable reel and a water tank. The water tank is connected to the booster pump through a water pipe, and the booster pump is connected to the nozzle through a water pipe. Detachable magnesium-aluminum alloy Limiters are set at both ends of the track.

Description

Bridge track type automatic spray maintenance trolley

technical field

The utility model belongs to the beam body maintenance equipment technology of various types of highway, railway bridge engineering and other various types of prefabricated beams, in particular to a bridge track-type automatic spray maintenance trolley.

Background technique

In the curing process of precast beam concrete pouring, the method of manual curing is generally adopted, but the manual curing method has disadvantages such as large water consumption, insufficient maintenance frequency and time. The side web of the beam body is difficult to maintain in place, and quality defects such as cracking and cracking of the web concrete are prone to occur. Once the outside air and water enter, it will cause corrosion to the steel bars and concrete of the beam body, which will seriously shorten the service life of the bridge. Therefore, it is necessary to do a good job in the maintenance work after the beam body is poured, and try to reduce the cracking phenomenon of the beam body concrete caused by insufficient maintenance.

SUMMARY OF THE INVENTION

In order to solve the problems of large water consumption, insufficient maintenance frequency and time, and insufficient maintenance of beam body webs in the current manual maintenance method, the utility model provides a bridge track-type automatic spray maintenance trolley.

The utility model adopts the following technical scheme: a bridge track-type automatic spraying and maintenance trolley, comprising a walking chassis, a detachable magnesium-aluminum alloy track and a detachable folding spray pipe rack, and the detachable magnesium-aluminum alloy track is installed at the required In the longitudinal center of the maintenance beam body, a walking system is set at the bottom of the walking chassis. The walking system walks on a detachable magnesium-aluminum alloy track. On the female seat of the walking chassis, a booster pump, an electrical control system and a battery are arranged inside the walking box. The battery supplies power to the booster pump and the electrical control system. The top of the walking box is provided with a coaxial cable reel and a water tank. The water tank is connected to the booster through a water pipe. The pressure pump is connected, the booster pump is connected with the nozzle through the water pipe, the limiters are set at both ends of the detachable magnesium-aluminum alloy track, and the travel box is provided with travel switches at the front and rear ends of the bottom of the chassis, and the travel switches are connected with the electrical control system.

Further, the walking system includes a walking motor, the walking motor is connected with the UV reducer, the UV reducer is connected with the walking driving wheel through a chain, the walking driving wheel is arranged at the bottom of the walking chassis, and the walking driven wheel is also arranged at the bottom of the walking box; It is stuck on a detachable magnesium-aluminum alloy track with the walking passive wheel.

Further, the detachable magnesium-aluminum alloy track includes a number of magnesium-aluminum alloy track monomers, one end of the magnesium-aluminum alloy track monomer is provided with a groove body, and the other end is provided with a synapse that can be inserted in the groove body, and several magnesium-aluminum alloy track monomers are provided. body spliced to each other.

Further, the detachable folding spray pipe rack includes a fixed water pipe support, and the fixed water pipe support includes two rows of horizontally arranged steel pipes, the two rows of steel pipes are connected by vertical steel pipes, and the lower steel pipes are provided with water inlets and several intervals. The bottom of the fixed water pipe bracket is provided with a connecting pin that can be inserted on the base of the walking chassis, and the two ends of the fixed water pipe bracket are hingedly connected to the folding water pipe rack through the pin shaft. The steel pipes are connected by vertical steel pipes, the steel pipes of the fixed water pipe brackets are connected with the steel pipes of the folding water pipe racks through hoses, and the steel pipes of the folded water pipe racks are provided with several nozzles at intervals, and are connected with vertically arranged water pipes. A sprinkler that sprays water to the side.

Compared with the prior art, the utility model has the following beneficial effects:

1. The spray curing effect is excellent, and the upper surface and side webs of the beam body can be fully covered and maintained.

2. The length and width of spray curing are not limited by the length and width of the beam body. The length of the track can be increased or decreased according to the actual length of the beam body, and the spray water pipe frame body can be increased or shortened according to the width of the beam body.

3. The main unit of the equipment and its auxiliary accessories are easy to disassemble and assemble. The water pipe rack adopts a plug-type structure, and the water pipe joints are all quick-connect joints.

4. Reservation time point maintenance and regular long-term maintenance can be realized, which is not affected by construction personnel eating and resting.

5. Maintain three beams side by side at the same time, improve equipment utilization, reduce labor costs and water waste, and improve maintenance efficiency.

6. The water pipes and cables are coaxially retracted and placed to prevent bending and damage caused by dragging and dropping on the ground, and improve safety.

7. In the case of limited site conditions, batteries and water tanks can be used to supply power and water to the spray trolley.

8. Use the booster pump to effectively improve the utilization rate of water resources and reduce the waste of water resources; when the water supply pressure of the main water pipe is sufficient, the overflow valve of the booster pump uses the pipeline to return to the main pipeline to continue to participate in spraying; the main water pipe When the water supply pressure is insufficient, the required spray maintenance effect can be achieved by increasing the pressure of the booster pump.

9. One operator can use the remote control to operate all the spray maintenance trolleys on site, which can effectively reduce labor costs and reduce the probability of construction personnel falling from heights and other accidents.

10. The present invention can be reused, is not restricted by the beam yard site, the equipment is convenient to transfer, and the cost is lower than that of the existing beam yard for laying a one-time spray pipeline.

Description of drawings

Fig. 1 is the front view of the utility model;

Fig. 2 is the rear view of the utility model;

3 is a left side view of the utility model;

Fig. 4 is the right side view of the utility model;

Figure 5 is a schematic structural diagram of a detachable folding spray pipe rack;

Fig. 6 is a structural schematic diagram of a folded water pipe rack;

Figure 7 is a schematic structural diagram of a fixed water pipe support;

8 is a schematic diagram of the structure of a magnesium-aluminum alloy track monomer;

Among them, 1-travel chassis, 2-electrical control system, 3-travel system, 4-travel motor, 5-UV reducer, 6-travel driving axle, 7-travel passive axle, 8- booster water pump, 9-removable Folding spray pipe rack, 10-travel switch, 11-detachable magnesium-aluminum alloy track, 12-coaxial cable reel, 13-battery, 14-water tank, 16-folding water pipe rack, 17-fixed water pipe bracket, 18-water pipe, 19-sprinkler, 20-connecting pin, 21-water inlet, 22-magnesium-aluminum alloy track monomer, 23-trough body.

Detailed ways

As shown in Figure 1-4, a bridge track-type automatic spray maintenance trolley includes a walking chassis 1, a detachable magnesium-aluminum alloy track 11, a detachable folding spray pipe rack 9, and a detachable magnesium-aluminum alloy track. 11 is installed in the longitudinal center of the beam body that needs to be maintained, and a walking system 3 is arranged at the bottom of the walking chassis 1. The walking system 3 walks on a detachable magnesium-aluminum alloy track 11, and a detachable folding spray pipe frame 9 is installed on the walking chassis 1. The detachable folding spray pipe rack 9 is installed on the female seat of the traveling case 1. The traveling case 1 is provided with a booster pump 8, an electrical control system 2 and a battery 13, and the battery 13 is the booster pump 8 and the electrical control system 2. Power supply, a coaxial cable reel 12 and a water tank 14 are arranged on the top of the walking chassis 1. The water tank 14 is connected to the booster pump 8 through a water pipe, and the booster pump 8 is connected to the nozzle through a water pipe. There are travel switches 10 at the front and rear ends of the bottom of the walking chassis 1 , and the travel switches 10 are connected to the electrical control system 2 .

The traveling system 3 includes a traveling motor 4, the traveling motor 4 is connected with a UV reducer 5, and the UV reducer 5 is connected with a traveling driving wheel 6 through a chain. The passive wheel 7; the driving driving wheel 6 and the driving passive wheel 7 are stuck on the detachable magnesium-aluminum alloy track 11 .

The detachable magnesium-aluminum alloy track 11 includes a number of magnesium-aluminum alloy track monomers 22. One end of the magnesium-aluminum alloy track monomer 22 is provided with a groove body 23, and the other end is provided with a synapse 24 that can be inserted into the groove body 23. The aluminum alloy track monomers 22 are spliced with each other.

The detachable folding spray pipe rack 9 includes a fixed water pipe support 17, and the fixed water pipe support 17 includes two rows of horizontally arranged steel pipes, the two rows of steel pipes are connected by vertical steel pipes, and a water inlet 21 and several intervals are arranged on the lower steel pipes The provided sprinkler 19, the bottom of the fixed water pipe support 17 is provided with a connecting pin 20 that can be inserted into the female seat of the walking chassis 1, and the two ends of the fixed water pipe support 17 are hingedly connected to the folded water pipe frame 16 through the pins, and the folded water pipe frame 16 includes two. The steel pipes arranged horizontally are arranged, the two rows of steel pipes are connected by vertical steel pipes, the steel pipes of the fixed water pipe support 17 and the steel pipes of the folded water pipe racks 16 are connected by hoses, and the steel pipes of the folded water pipe racks 16 are provided with several nozzles 19 at intervals, and A vertically arranged water pipe 18 is connected, and a spray head 19 for spraying water to the side is arranged on the water pipe 18 .

Detachable high-strength magnesium-aluminum alloy walking track; every 2 meters is a standard section, light weight, one person can easily carry it; easy to install and remove, just plug in and pull out like Lego toys. Automatic spray maintenance trolley; the walking system uses frequency conversion motor and chain drive; the water supply of the machine adopts a booster pump, and the pressure regulating valve of the booster pump can realize the size control of the spray volume, and the overflow valve of the booster pump can flow back through the pipeline again. To the main water supply pipeline, it can effectively save water resources; the electrical part uses two time relays, which can be used at the same time or separately to achieve scheduled maintenance and long-term maintenance; two sets of travel switches are installed at the bottom of the spray trolley, when the trolley travels to the end of the track When the trolley is on the ground, the automatic reciprocating operation of the spray trolley is realized by touching the limiters at both ends of the track; by setting the remote control, the operator can control the walking and stopping of the spray trolley on the ground, preventing the upper and lower beams from causing people to fall from heights. Detachable spray water pipe rack; use thin-walled galvanized pipe, process according to the size of the beam body, and directly place it on the spray trolley through the latch, which is convenient for disassembly and assembly; the thin-walled galvanized pipe is punched and set at a distance of 400mm High-pressure atomizing nozzle, the water output of the nozzle and the atomization effect can be adjusted to ensure the spray effect. Foldable sprinkler water pipe rack; in order to achieve the maintenance purpose of one machine radiating three beams at the same time, a foldable sprinkler pipe rack is set up. The pipe rack is made of hollow thin-walled electro-galvanized pipes. Use pressure-resistant hose connection to ensure smooth water flow after the pipe frame is fully extended, and at the same time maintain three adjacent beams, effectively reducing construction costs and improving water resource utilization. Coaxial output retracts and releases water pipes and cables; the principle is similar to the gantry crane electric cable reel, which is placed on the top of the spray trolley. In the past, water pipes and cables rubbed back and forth on the ground, resulting in water leakage of water pipes and broken skins of cables, which effectively improved the safety of equipment. When the power supply, water source, and site of the beam field are limited, batteries and water tanks are provided for the spray trolley. 800L, plastic material) is fixed on the top of the spray trolley, which can meet the one-hour spray maintenance of a single beam, and the simultaneous maintenance of three beams for 20 minutes. The spray volume and effect can fully meet the site requirements.

Place the detachable magnesium-aluminum alloy track 11 in the longitudinal center of the beam body that needs to be maintained, then place the walking chassis 1 on the detachable magnesium-aluminum alloy track 11, and connect the connecting pin of the detachable folding spray pipe frame. Insert into the female seat outside the walking chassis 1. The female seat is made of two seamless steel pipes with an inner diameter of 16mm and a length of 100mm, which are vertically welded on the main body shell with a distance of 300mm. The pin shaft adopts two steel bars with an outer diameter of 14mm. Connect the water pipes and cables to the water pipe rack and insert it into the female seat. After checking, the three-level distribution box is closed, the water supply pipe is connected with water, and the 2 cabinet doors of the electrical control system are opened. , the operator can evacuate to engage in other work; after reaching the set time or humidity requirements, the bridge track-type automatic spray maintenance trolley will automatically stop running. If necessary, the operator can hold the remote control to make the bridge track-type automatic spray maintenance trolley empty. Go to any position of the detachable magnesium-aluminum alloy track 11; if there is any situation during the maintenance, the operator can operate the remote control to suspend or continue the operation of the bridge track-type automatic spray maintenance trolley. After the maintenance task is completed, disassemble it in reverse according to the installation sequence, and move it to another beam body that needs to be maintained.

Spray maintenance trolley cost:

The production cost is 15,000 yuan per unit (including production labor costs), and it is a one-time investment. After the machine is set up, there is no need for real-time manual care on site.

Monthly electricity cost: (15KW/h+2.2KW/h+1KW/h)*4h/day*30days*0.8 yuan/KW/h=1747.2 yuan.

Traditional manual maintenance costs:

6 people * 150 yuan / person / day * 30 days / month = 27000 yuan / month.

Maintenance cost of traditional laying pipeline:

According to the size of the beam type and the size of the beam field, it will cost at least 200,000 yuan to be covered with spray pipes, and it is a one-time use, which cannot be reused in the field.

Claims (4)

1. The utility model provides an automatic maintenance dolly that sprays of bridge rail mounted which characterized in that: the beam body maintenance device comprises a walking case (1), a detachable magnesium-aluminum alloy track (11) and a detachable folding spray pipe frame (9), wherein the detachable magnesium-aluminum alloy track (11) is arranged at the longitudinal center of a beam body to be maintained, a walking system (3) is arranged at the bottom of the walking case (1), the walking system (3) walks on the detachable magnesium-aluminum alloy track (11), the detachable folding spray pipe frame (9) is arranged on the walking case (1), the detachable folding spray pipe frame (9) is arranged on a female seat of the walking case (1), a booster water pump (8), an electric appliance control system (2) and a storage battery (13) are arranged in the walking case (1), the storage battery (13) supplies power for the booster water pump (8) and an electric appliance control system (2), a coaxial cable winder (12) and a water tank (14) are arranged at the top of the walking case (1), and the water tank (14) is, the booster pump (8) is connected with the spray head through a water pipe, the two ends of the detachable magnesium-aluminum alloy track (11) are provided with limit stoppers, the front end and the rear end of the bottom of the walking case (1) are provided with travel switches (10), and the travel switches (10) are connected with the electric appliance control system (2).

2. The bridge rail-mounted automatic spray maintenance trolley according to claim 1, characterized in that: the walking system (3) comprises a walking motor (4), the walking motor (4) is connected with a UV speed reducer (5), the UV speed reducer (5) is connected with a walking driving wheel (6) through a chain, the walking driving wheel (6) is arranged at the bottom of the walking case (1), and a walking driven wheel (7) is further arranged at the bottom of the walking case (1); the walking driving wheel (6) and the walking driven wheel (7) are clamped on the detachable magnesium-aluminum alloy track (11).

3. The bridge rail-mounted automatic spray maintenance trolley according to claim 1, characterized in that: the detachable magnesium-aluminum alloy track (11) comprises a plurality of magnesium-aluminum alloy track monomers (22), one end of each magnesium-aluminum alloy track monomer (22) is provided with a groove body (23), the other end of each magnesium-aluminum alloy track monomer is provided with a synapse (24) which can be inserted into the groove body (23), and the magnesium-aluminum alloy track monomers (22) are spliced with each other.

4. The bridge rail-mounted automatic spray maintenance trolley according to claim 1, characterized in that: the detachable folding spray pipe frame (9) comprises a fixed water pipe support (17), the fixed water pipe support (17) comprises two rows of horizontally arranged steel pipes, the two rows of steel pipes are connected through a vertical steel pipe, a water inlet (21) and a plurality of nozzles (19) arranged at intervals are arranged on the steel pipe on the lower side, a connecting pin shaft (20) capable of being inserted on a female seat of the walking case (1) is arranged at the bottom of the fixed water pipe support (17), the two ends of the fixed water pipe support (17) are hinged with the folding water pipe frame (16) through pin shafts, the folding water pipe frame (16) comprises two rows of horizontally arranged steel pipes, the two rows of steel pipes are connected through the vertical steel pipe, the steel pipe of the fixed water pipe support (17) is communicated with the steel pipe of the folding water pipe frame (16) through a hose, the plurality of nozzles (19) are arranged at intervals on the steel, a nozzle (19) for spraying water to the side surface is arranged on the water pipe (18).

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