CN210216443U

CN210216443U - Wall brushing device for continuous wall

Info

Publication number: CN210216443U
Application number: CN201920554074.8U
Authority: CN
Inventors: Jiang Wu; 邬疆; Dongming Hong; 洪冬明; Shaofeng Yang; 杨少丰; Peng Zhou; 周鹏; Zhimin Han; 韩志民; Guocai Zhu; 朱国才; Hongguang Zhai; 翟洪光; Jiahang He; 何家航; Hui Xiong; 熊辉; Mingfei He; 何明飞
Original assignee: Foundation Design Group Co Ltd Of Guangdong Province
Current assignee: Foundation Design Group Co Ltd Of Guangdong Province
Priority date: 2019-04-22
Filing date: 2019-04-22
Publication date: 2020-03-31
Anticipated expiration: 2029-04-22

Abstract

The utility model discloses a wall brushing device for a continuous wall, which is simultaneously provided with a high-pressure water gas injection device, a scraping device and a steel wire brush device, wherein the high-pressure water gas injection device injects high-pressure water gas to flush away sludge and soften the sludge, and the sludge is further divided into thin strips and scraped by matching with the steel wire brush device and the scraping device, thereby effectively improving the cleaning efficiency; and be equipped with elastomeric element on this scraping device's the scraper and link to each other with the base plate, scraper during operation elastomeric element can give its reaction force, guarantees that the scraper can laminate all the time on the wall, effectively reduces the clean damage to the wall of washing away the in-process, has improved construction quality effectively, and this utility model is used for excavation supporting engineering field.

Description

Wall brushing device for continuous wall

Technical Field

The utility model relates to a foundation ditch support engineering field especially relates to a diaphragm wall is with brushing wall ware.

Background

With the development of urban construction to underground space, deep foundation pit supporting systems become complex day by day, the situation that a new foundation pit and an old foundation pit share an underground continuous wall supporting system occurs, then the joint parts of the constructed underground continuous wall and the constructed underground continuous wall are staggered, split and not tightly attached, so that water gushing, sand gushing, peripheral water and soil loss, uneven sinking of roads, houses and pipelines occur in the excavation process of the foundation pit, the foundation pit is caused to rush to deal with emergency, and how to tightly attach the new and old parallel lapped underground continuous walls together to achieve the water stopping purpose becomes a key.

The existing technology is more recent to be a square hammer, which is a rectangular pile hammer made by additionally welding a thick steel plate on the basis of a round hammer of a punched pile, and the purposes of completely punching and straightening the wall of a diaphragm wall are achieved through up-and-down motion, and the square hammer is only suitable for trimming grooves of conventional diaphragm wall groove sections, but the requirements of a parallel lapped underground diaphragm wall constructed later on and an unconventional diaphragm wall groove section which is attached to the side wall of the constructed underground diaphragm wall are met, the side wall of the constructed underground diaphragm wall can have various uneven conditions and uneven hardness, the square hammer is directly adopted for up-and-down flushing, offset holes are easily punched, a large number of block stone repair grooves need to be backfilled, larger vibration exists, the influence on the surrounding environment is larger, and the square hammer is not suitable for use in a limited environment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wall brushing device for continuous wall that damage is little, clean efficient to the wall of unconventional continuous wall groove section.

The utility model adopts the technical proposal that:

a wall brushing device for a continuous wall comprises a main body frame, a plurality of high-pressure water gas injection devices, a plurality of scraping devices and a steel wire brush device, wherein the top of the main body frame is provided with a hanging ring, the high-pressure water gas injection devices, the scraping devices and the steel wire brush device are arranged on the main body frame in a vertical mode, the steel wire brush device and the scraping devices are arranged on the front face of the main body frame in a vertical mode, the scraping devices are fixed on the same base plate, the base plate is attached to the front face of the main body frame, each scraping device comprises a scraper, the tail portion of the scraper is hinged to the base plate, at least one side of the scraper is provided with an elastic component, one end of the elastic component is fixed to the.

Further as the utility model discloses technical scheme's improvement, scraping device, steel brush device top-down fix in the front of main body frame.

Further as the utility model discloses technical scheme's improvement, each scraping device distributes on the foundation plate with the form of matrix, elastic component is the spring, the bilateral symmetry of scraper is equipped with the spring, each the one end that spring and foundation plate are connected is fixed through the hinged-support.

Further conduct the utility model discloses technical scheme's improvement, each high-pressure water gas injection apparatus includes high-pressurepipe, high-pressure water pipe and compound steel pipe, the top and the one end of high-pressurepipe, high-pressure water pipe of compound steel pipe are linked together, open at the bottom afterbody of compound steel pipe has the jet, the jet is towards main body frame's front.

Further conduct the utility model discloses technical scheme's improvement, high-pressurepipe's the other end links to each other with the air compressor machine, high-pressurepipe's the other end is connected on being located the water pump in the cistern.

Further conduct the utility model discloses technical scheme's improvement, the steel brush device includes the bottom plate, fixes a plurality of groups steel brush on the bottom plate, each the steel brush contains many scattered steel strand wires that open.

Further conduct the utility model discloses technical scheme's improvement, each group the steel brush is along the equidistant distribution of width direction of bottom plate, with a set of each the steel brush is arranged along the length direction equidistance of bottom plate.

Further conduct the utility model discloses technical scheme's improvement, main body frame's front and back top are fixed at least one rings respectively.

Further conduct the utility model discloses technical scheme's improvement, main body frame's bottom is equipped with the load, the load is stone or sand bag.

Further conduct the utility model discloses technical scheme's improvement, main body frame passes through the angle steel welding and constitutes, main body frame's shape is the cuboid.

The utility model has the advantages that: the wall brushing device for the continuous wall is simultaneously provided with the high-pressure water gas injection device, the scraping device and the steel wire brush device, the high-pressure water gas injection device injects high-pressure water gas to flush away and soften sludge and the like, and the sludge and the like are further divided into thin strips and scraped by matching with the steel wire brush device and the scraping device, so that the cleaning efficiency is effectively improved; and the scraper of the scraping device is provided with an elastic component connected with the base plate, and the elastic component can provide a reaction force for the scraper when the scraper works, so that the scraper can be always attached to the wall surface, the damage to the wall surface in the cleaning and scouring process is effectively reduced, and the construction quality is effectively improved.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

FIG. 1 is a side elevation view of a specific configuration of an embodiment of the present invention;

fig. 2 is a front elevation view of a specific structure of an embodiment of the present invention;

fig. 3 is a schematic view of the wall-brushing condition of the embodiment of the present invention.

Detailed Description

Referring to fig. 1 to 3, the present invention relates to an embodiment of a wall brushing device for a continuous wall, which includes a main frame 1 having a hanging ring at the top, and four high pressure water jet devices 2, a plurality of scraping devices 3, and a wire brush device 4 disposed on the main frame 1. The high-pressure water-gas injection devices 2 are distributed at equal intervals along the length direction of the main body frame 1 and are arranged in the middle of the main body frame 1; the wire brush device 4 and each scraping device 3 are vertically arranged and installed on the front surface of the main body frame 1, each scraping device 3 is fixed on the same base plate which is attached to the front surface of the main body frame, each scraping device 3 comprises a scraper 31 with the tail part hinged on the base plate, springs 32 are symmetrically arranged on two sides of the scraper 31, one end of each spring 32 is fixed on the side surface of the scraper 31, and the other end of each spring 32 is connected to the base plate.

The wall brushing device for the continuous wall is simultaneously provided with the high-pressure water gas injection device 2, the scraping device 3 and the steel wire brush device 4, the high-pressure water gas injection device 2 injects high-pressure water gas to wash away and soften sludge and the like, and the sludge and the like are further divided into thin strips and scraped by matching with the steel wire brush device 4 and the scraping device 3, so that the cleaning efficiency is effectively improved; and the both sides of this scraping device 3's scraper 31 all are equipped with spring 32 and link to each other with the substrate board, scraper 31 from the top down during operation, the spring 32 that is located scraper 31 downside is pulled open and is drawn scraper 31 back, the spring 32 that is located scraper 31 upside is extruded and is pushed back scraper 31, scraper 31 from the bottom also works the same way up, make scraper 31 laminate on unevenness's continuous wall all the time, effectively reduce the damage to the wall among the clean scouring process, construction quality has been improved effectively, and construction cost has been effectively reduced. Meanwhile, the high-pressure water-air injection devices 2 are distributed on the main body frame 1 at equal intervals, so that the uniformity of the wall surface flushed by the high-pressure water-air is ensured.

In a preferred embodiment of the present invention, the scraping device 3 and the wire brush device 4 are fixed to the front surface of the main body frame 1 from the top down. The wall brushing device for the continuous wall is lifted by the crane and is placed into the foundation pit, the wall surface is cleaned from top to bottom, the steel wire brush device 4 firstly contacts the sludge on the wall surface and divides the sludge into thin strips, the adhesive force between the sludge and the wall surface is reduced, the sludge is more easily scraped away from the wall surface by the scraping device 3 which is contacted with the sludge later, the scraping times of the scraper 31 at the same part are reduced, and the construction speed is accelerated.

As a preferred embodiment of the present invention, each scraping device 3 is distributed on the base plate in a matrix form, and two scraping devices 3 are distributed on both sides of each high pressure water jet device 2, so that the arrangement not only meets the uniformity of the installation position of the scraping devices 3, but also ensures the distribution density of the scraping devices 3 on the wall brushing device, and ensures the consistency of the scraping function in each direction on the wall brushing device; furthermore, one end of each spring 32 connected with the base plate is fixed through a hinged support, so that the angle between the spring 32 and the base plate can be changed along with the change of the angle of the scraper 31, the stress condition of the spring 32 in the working state is improved, the service life of the spring 32 is prolonged, and the stable use of the whole device is ensured.

As a preferred embodiment of the present invention, each high pressure water gas injection device 2 includes a high pressure air pipe 21, a high pressure water pipe 22 and a composite steel pipe 23, the top end of the composite steel pipe 23 is communicated with one end of the high pressure air pipe 21 and the high pressure water pipe 22, the tail end of the composite steel pipe 23 is located below the wire brush device 4, and the tail end of the bottom end of the composite steel pipe 23 is provided with a jet orifice 24, and the jet orifice 24 faces the front surface of the main body frame 1. Further, the other end of the high pressure air pipe 21 is connected to an air compressor, and the other end of the high pressure water pipe 22 is connected to a water pump located in the reservoir. The position of the jet orifice 24 is lower than the steel wire brush device 4, so that the sludge attached to the wall surface is further subdivided by the steel wire brush device 4 after being washed away, dispersed and softened by high-pressure water vapor, the resistance of the sludge to the steel wire brush device 4 is reduced, the sludge and the like are better segmented, and finally, the scraping of the scraper 31 device is matched, so that most of the sludge and the like can be cleaned by once washing, and the efficiency of washing and cleaning is greatly improved.

As a preferred embodiment of the present invention, the wire brush device 4 includes a bottom plate and four sets of wire brushes 41 fixed to the bottom plate, and each wire brush 41 includes a plurality of steel strands that are scattered apart. Further, the wire brushes 41 of each group are equally spaced along the width direction of the base plate, and the wire brushes 41 of the same group are equally spaced along the length direction of the base plate, so that the wire brushes 41 are evenly distributed on the base plate.

As the preferred embodiment of the present invention, two rings 5 are fixed to the front surface of the main body frame 1 and the top edge of the back surface of the main body frame, and the two rings 5 on the same surface are symmetrical along the center line of the top edge of the surface. Further, the bottom of the main body frame 1 is equipped with a heavy load 6, and the heavy load 6 is a stone or sand pack. The four hanging rings 5 and the load 6 are symmetrically arranged, so that the two sides of the wall brushing device are stressed the same when the wall brushing device is lifted, unnecessary vibration generated when the wall brushing device works can be avoided, the fitting degree between the wall brushing device and the wall side wall is ensured, and the wall brushing device can be effectively applied to environments with limited vibration requirements.

As a preferred embodiment of the present invention, the main body frame 1 is formed by welding angle steel, and the shape of the main body frame 1 is a rectangular parallelepiped.

During actual operation, selecting the position of a wall brushing groove section in a foundation pit, enabling one surface of a wall brushing device for the continuous wall, which is provided with a steel wire brush 41 and a scraper 31, to face the side wall surface, connecting a high-pressure air pipe 21 with a ground air compressor, connecting a high-pressure water pipe 22 with a ground reservoir and a water pump, stacking stones or sand bags below a main body, connecting a crane steel wire rope with a wall brushing device hanging ring through a clamping ring, slowly putting down the main body frame 1 against the side wall of the continuous wall as far as possible after a problem is not found in hoisting, opening the high-pressure air pipe 21 and the high-pressure water pipe 22, checking whether the high-pressure air and high-pressure water washing work is normal, observing the deviation phenomenon of the hoisted; after the wall brushing device is placed to the bottom of the foundation pit, the wall brushing device is continuously and slowly lifted, and meanwhile, the deviation condition of the hoisting steel wire rope is observed and well recorded; and repeatedly moving the steel wire rope up and down at a position with larger deviation until the side wall of the continuous wall is flattened.

Naturally, the invention is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope of the claims of the present application.

Claims

1. The utility model provides a wall brushing device for continuous wall which characterized in that: the high-pressure water jet device is arranged in the middle of the main body frame, the steel brush device and the scraping devices are vertically arranged on the front face of the main body frame, the scraping devices are fixed on the same base plate, the base plate is attached to the front face of the main body frame, each scraping device comprises a scraper with the tail portion hinged to the base plate, at least one side of the scraper is provided with an elastic component, one end of the elastic component is fixed to the side face of the scraper, and the other end of the elastic component is connected to the base plate.

2. The wall brusher of claim 1, wherein: the scraping device and the steel wire brush device are fixed on the front surface of the main body frame from top to bottom.

3. The wall brusher of claim 1, wherein: the scraping devices are distributed on the base plate in a matrix mode, the elastic parts are springs, springs are symmetrically arranged on two sides of the scraper, and one end, connected with the base plate, of each spring is fixed through a hinged support.

4. The wall brusher of claim 1, wherein: each high-pressure water gas injection device comprises a high-pressure gas pipe, a high-pressure water pipe and a composite steel pipe, the top end of the composite steel pipe is communicated with the high-pressure gas pipe and one end of the high-pressure water pipe, the tail of the bottom end of the composite steel pipe is provided with an injection port, and the injection port faces the front face of the main body frame.

5. The wall brusher of claim 4, wherein: the other end of the high-pressure air pipe is connected with the air compressor, and the other end of the high-pressure water pipe is connected to a water pump located in the water storage tank.

6. The wall brusher of claim 1, wherein: the steel wire brush device comprises a bottom plate and a plurality of groups of steel wire brushes fixed on the bottom plate, wherein each steel wire brush comprises a plurality of scattered steel strands.

7. The wall brusher of claim 6, wherein: the steel wire brushes of each group are distributed at equal intervals along the width direction of the bottom plate, and the steel wire brushes of the same group are arranged at equal intervals along the length direction of the bottom plate.

8. The wall brusher of claim 1, wherein: at least one hanging ring is respectively fixed on the top of the front surface and the top of the back surface of the main body frame.

9. The wall brusher of claim 1, wherein: the bottom of main body frame is equipped with the heavy load, the heavy load is stone or sand package.

10. The wall brusher of claim 1, wherein: the main body frame is formed by welding angle steels, and the shape of the main body frame is a cuboid.