CN209339206U - A device for cleaning the ditch in the center of the tunnel - Google Patents

Abstract

The utility model discloses a device for cleaning a ditch in the center of a tunnel. The device comprises a cleaning vehicle, a sewage suction device a, a sewage suction device b, a lifting device, a rotating device, a collecting shovel and a high-pressure water cleaner. The sewage suction device a extends into the bottom of the tunnel center ditch to discharge the silt and small particle size residue at the bottom of the tunnel center ditch; The sludge and small particle size residue discharged from device a are moved to the dredging truck. The sewage suction device a is rotated to the side of the ditch in the center of the tunnel through the rotating equipment, and the large particle size residue and impurities are collected by the collecting shovel and poured into the dredging vehicle. Through the high-pressure water cleaner, high-pressure water washing is carried out on the cleaned central water ditch, so as to realize the thorough cleaning of the central water ditch of the tunnel. In this way, the efficient construction of the channel cleaning in the center of the tunnel is realized, and the labor intensity of the operators is reduced.

Description

A device for cleaning the ditch in the center of the tunnel

technical field

The utility model relates to the relevant technical field of tunnel construction technology, in particular to a device for cleaning the ditch in the center of the tunnel.

Background technique

During tunnel construction, the central ditch plays a vital role in tunnel drainage. During tunnel construction, the central ditch will form a thick layer of mud at the bottom. The long-term accumulation of silt and debris in the central ditch will cause The drainage effect of the center gutter is reduced. At the same time, the accumulation of silt impurities will have a certain impact on the concrete of the central ditch, so the cleaning of the central ditch plays a vital role in the central ditch.

The traditional way of cleaning the center ditch of the tunnel is mainly to use a small excavator with a slag loading truck, but this cleaning method cannot clean the center ditch. At the same time, the labor intensity of construction personnel is relatively high, and the requirements for excavator operators are relatively high, otherwise the concrete of the central ditch will be damaged, and the cleaning effect will not be ideal.

CN207322422U discloses a fish pond electric desilting device that can be operated with water, including a fish pond and an automatic desilting device arranged in the fish pond. The automatic desilting device includes a floating mechanism and a mud pumping mechanism. The floating frame on the water surface of the pond and the suction pipe vertically installed on the floating frame, the bottom of the floating frame is provided with a gas storage bottle that drives the floating frame to move; the mud pumping mechanism includes a suction chamber connected with the suction pipe, and the bottom of the suction chamber is installed There are multiple sewage suction pipes, and a mud mixer is installed at the end of each sewage suction pipe. A submersible pump is installed inside the suction chamber. A hard connection pipe is connected to the water outlet of the submersible pump. The hard connection pipe is connected to a filter through a delivery hose. device. The device can not only realize dredging in all directions of the fish pond, but also is more convenient to move, and the cleaning effect is better. The bottom sludge can be cleaned without changing the water. It has the advantages of low cost, convenient use, remarkable use effect, The advantage of simple operation. The sludge storage device of this technical sludge cleaning device has a limited storage capacity and cannot be used for a large amount of sludge cleaning work, and cannot continue to carry out sludge cleaning work;

CN107956231U) relates to a high-pressure jet type underwater dredging device and a dredging ship, including a hull, a high-pressure water pump, a sewage pump and a high-pressure jet type underwater dredging device are installed on the hull, and the high-pressure jet type underwater dredging device includes an opening The shell is used to buckle down on the river bed. The shell has an inner cavity for containing silt and mud. Inside the shell is a flushing head connected to the flushing device and a sewage suction head connected to the suction device. The shell The body is provided with a dragging structure connected with the dragging mechanism on the dredging ship. When the dredging ship of the present invention is used for dredging, the underwater sludge is impacted by the flushing head, the stirred sludge is closed by the shell, and the sludge is sucked away by the sewage suction head to achieve the purpose of dredging, and is dragged by the dragging mechanism Underwater dredging device, the underwater dredging device is dragged along the river bed to the next working position to start dredging work. The underwater dredging device on the dredging ship can walk on the river bed, which is highly applicable to complex river beds.

Utility model content

The purpose of the utility model is to provide a device for cleaning the tunnel center ditch, through which the thorough cleaning and efficient construction of the tunnel center ditch can be realized, the labor intensity of the operators can be reduced, the work efficiency of the staff can be improved, and the The degree of tunnel mechanized construction.

The technical solution adopted by the utility model is a device for cleaning the ditch in the center of the tunnel, which includes a cleaning vehicle, a sewage suction device a1, a sewage suction device b7, a lifting device 8, a rotating device 9, a collecting shovel 10 and a high-pressure water Washer 11.

The dirt suction device a1 includes a drag device 2 , a dirt suction pan 3 , a dirt suction pipe 4 , a centrifuge 5 , a dirt collection box 6 and a filter screen 13 .

The sewage suction device a1 extends into the bottom of the tunnel center ditch to discharge the silt and small particle size residue at the bottom of the tunnel center ditch; The sludge and small particle size residue discharged from the device a1 are moved to the dredging vehicle 14 .

Both the lifting device 8 and the rotating device 9 are installed on the cleaning vehicle and connected with the sewage suction device a1, and the height and horizontal position of the sewage suction device a1 are adjusted by the lifting device 8 and the rotating device 9 .

The collecting shovel 10 is arranged on one side of the cleaning vehicle, and the collecting shovel 10 extends into the ditch in the center of the tunnel to collect large particle size residues and impurities. The high-pressure water cleaner 11 is arranged on the other side of the cleaning vehicle, and the high-pressure water cleaner 11 stretches into the tunnel center ditch.

The dragging device 2 is connected to the suction cup 3; the lower end of the suction cup 3 is equipped with a rotary cleaning brush 12, the suction cup 3 is connected to the suction pipe 4 and a filter is provided between the suction cup 3 and the suction pipe 4 net13.

The centrifuge 5 is connected to the sewage suction pipe 4, and the sludge and small particle size residues at the bottom of the ditch in the center of the tunnel are driven by the centrifuge 5 and discharged into the sewage collection box 6 through the sewage suction pipe 4, and the sewage collection box 6 Separation of mud and water from the sewage is carried out to obtain water, silt and small particle size residue, the water is directly discharged to the ditch in the center of the tunnel, and the sludge and small particle size residue are discharged to the dredging vehicle 14 through the sewage suction device b7.

The rotary cleaning brush 12 is a wire brush.

Sewage suction pan 3 is made of stainless steel.

The width of the sewage suction pan 3 is smaller than the width of the ditch in the center of the tunnel, and the two ends of the sewage suction pan 3 are arc-shaped structures, which ensure the full coverage of the silt in the tunnel center ditch, and sweeping cleaning.

Through the lifting device 8 and the rotating device 9, the silt and small particle size impurities are first absorbed, and then the large particle size impurities are cleaned, which is conducive to enhancing the dredging efficiency.

The high-pressure water cleaner 11 flushes the water ditch, which improves the cleaning effect of the water ditch;

The lifting device 8 lifts the sewage suction device a1 to a height above the tunnel center ditch, rotates the sewage suction device a1 to the side of the tunnel center ditch through the rotating device 9, and collects large particle size residues and impurities through the collection shovel 10 , into the dredging truck 14. Through the high-pressure water cleaner 11, high-pressure water flushing is performed on the cleaned central water ditch, so as to realize the thorough cleaning of the central water ditch of the tunnel. Thus, the efficient construction of the tunnel center ditch cleaning is realized, the labor intensity of the operators is reduced, the work efficiency of the staff is improved, and the degree of mechanized construction of the tunnel is improved.

Description of drawings

Figure 1 is a schematic diagram of the structure of the device for cleaning the ditch in the center of the tunnel.

Fig. 2 is a schematic diagram of the sewage suction device b of the device for cleaning the ditch in the center of the tunnel.

Detailed ways

Fig. 1 and Fig. 2 are schematic diagrams and schematic diagrams of the structure of a device for dredging the center ditch of a tunnel according to the present invention.

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail. The utility model provides a device for cleaning the ditch in the center of the tunnel, which includes a sewage suction device a1, a sewage suction device b7, a lifting device 8, a rotating device 9, a collecting shovel 10 and a high-pressure water cleaner 11.

The sewage suction device a1 includes a drag device 2, a sewage suction pan 3, a sewage suction pipe 4, a centrifuge 5, a sewage collection box 6 and a filter screen 13;

The usage method of the utility model is as follows: walk the device to the uncleaned section of the central ditch, put the sewage suction disc 3 of the sewage suction device a1 into the bottom of the central ditch through the lifting device 8, and the lower end of the sewage suction disc 3 is equipped with a rotating Type cleaning brush 12, the rotary cleaning brush 12 is a wire brush, the hardness of the wire brush is high, and the silt gathered at the bottom of the center ditch can be quickly stripped and stirred up;

The sewage suction plate 3 is made of stainless steel, the purpose of this design is to increase the weight of the sewage suction plate 3, so that the sewage suction plate 3 and the bottom of the ditch are tightly fastened; the bottom of the sewage suction plate 3 is provided with a guiding sewage suction plate 3 Through the support slope of the obstacle, the support slope is inclined upward from the back to the front, which is conducive to crossing the large-size impurities at the bottom of the central ditch; the outside of the sewage suction plate 3 is equipped with a rubber curtain, which can overcome the uneven accumulation of impurities during the working process During a period of time, the rubber curtain can play a sealing role, and seal the mud in time to ensure the cleaning effect;

The dragging device 2 adopts a soft steel cable to prevent the sewage suction device a1 from being damaged due to large resistance during the cleaning process;

The mixture of small particle size dirt and water in the dirt suction pan 3 is absorbed and transported to the centrifuge 5 through the dirt suction device a1, and a filter screen 13 is installed at the connection between the front end of the dirt suction pipe 4 and the dirt suction pan 3, and the large particle size Impurities are filtered, the centrifuge 5 separates the sewage from mud and water to obtain water and dirt, the water is directly discharged into the central ditch, and the dirt enters the dirt collection box 6;

The dirt in the dirt collection box 6 is sucked by the sewage suction device b7, and discharged on the dredging vehicle 14; the sewage suction device b7 adopts a conventional pumping device on the market.

The collection shovel 10 is behind the sewage suction device a1, and the rear end of the collection shovel 10 is equipped with a filter screen 13 to collect large particle size residues and impurities;

The lifting device 8 lifts the sewage suction device 1 to the height above the central ditch, the rotating device 9 rotates the sewage suction device a1 to the side of the central ditch, and the collecting shovel 10 has a side-turning function to collect large-size residues, impurities, etc. Pour into the dredging truck 14;

The high-pressure water cleaner 11 performs high-pressure water flushing on the cleaned center ditch, so as to realize the thorough cleaning of the tunnel center ditch;

Compared with the traditional tunnel center cleaning construction, the cleaning effect of the utility model has been greatly improved, the labor intensity of the staff is reduced, the work efficiency of the staff is improved, and the mechanized construction degree of the tunnel is improved.

Claims (5)

1. A device for cleaning the ditch in the center of the tunnel, characterized in that the device includes a cleaning vehicle, a sewage suction device a (1), a sewage suction device b (7), a lifting device (8), a rotating device (9 ), collecting shovel (10) and high pressure water cleaner (11); The sewage suction device a(1) extends into the bottom of the tunnel center ditch to discharge the silt and small particle size residue at the bottom of the tunnel center ditch; the sewage suction device b(7) is connected with the sewage suction device a(1) , move the sludge and the small particle size residue discharged from the sewage suction device a (1) to the dredging vehicle (14) by the sewage suction device b (7); Both the lifting device (8) and the rotating device (9) are installed on the cleaning vehicle and connected with the suction device a(1), and the lifting device (8) and the rotating device (9) are used to adjust the suction device a(1) height and horizontal position; The collecting shovel (10) is set on one side of the cleaning vehicle, and the collecting shovel (10) extends into the ditch in the center of the tunnel to collect large particle size residues and impurities; the high-pressure water cleaner (11) is set on the other side of the cleaning vehicle , High-pressure water cleaner (11) stretches in the tunnel center ditch. 2. A device for cleaning the ditch in the center of the tunnel according to claim 1, characterized in that: the sewage suction device a (1) includes a dragging device (2), a suction pan (3), a sewage suction pipe (4), centrifuge (5), dirt collection box (6) and filter screen (13); The dragging device (2) is connected with the suction cup (3); the lower end of the suction cup (3) is equipped with a rotary cleaning brush (12), and the suction cup (3) is connected with the suction pipe (4) and sucks dirt A filter screen (13) is arranged between the pan (3) and the sewage suction pipe (4); The centrifuge (5) is connected to the sewage suction pipe (4), and the sludge and small particle size residues at the bottom of the ditch in the center of the tunnel are driven by the centrifuge (5) and discharged to the sewage collection box (6) through the sewage suction pipe (4). ), the sewage in the sewage collection box (6) is separated from mud and water to obtain water, silt and small particle size residues, and the water is directly discharged to the center ditch of the tunnel, and the sludge and small particle size residues pass through the sewage suction device b (7) Discharge on the dredging vehicle (14). 3. The device for cleaning the ditch in the center of the tunnel according to claim 2, characterized in that: the rotary cleaning brush (12) is a wire brush. 4. The device for cleaning the ditch in the center of the tunnel according to claim 1, characterized in that: the suction pan (3) is made of stainless steel. 5. A device for cleaning the tunnel center ditch according to claim 1, characterized in that: the width of the sewage suction plate (3) is smaller than the width of the tunnel center gutter, and the two ends of the sewage suction plate (3) It is a circular arc structure.