CN111206582A - Groove cleaning device for construction of underground diaphragm wall of building foundation pit and construction method - Google Patents
Groove cleaning device for construction of underground diaphragm wall of building foundation pit and construction method Download PDFInfo
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- CN111206582A CN111206582A CN202010098963.5A CN202010098963A CN111206582A CN 111206582 A CN111206582 A CN 111206582A CN 202010098963 A CN202010098963 A CN 202010098963A CN 111206582 A CN111206582 A CN 111206582A
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- 238000004140 cleaning Methods 0.000 title claims abstract description 159
- 238000010276 construction Methods 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 64
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 60
- 239000010959 steel Substances 0.000 claims abstract description 60
- 238000003780 insertion Methods 0.000 claims description 17
- 230000037431 insertion Effects 0.000 claims description 17
- 230000008602 contraction Effects 0.000 claims description 15
- 238000010030 laminating Methods 0.000 claims description 7
- 230000010405 clearance mechanism Effects 0.000 claims 1
- 230000001680 brushing effect Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 8
- 238000005452 bending Methods 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000002787 reinforcement Effects 0.000 description 6
- 239000004567 concrete Substances 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/08—Removing obstacles
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/18—Bulkheads or similar walls made solely of concrete in situ
- E02D5/187—Bulkheads or similar walls made solely of concrete in situ the bulkheads or walls being made continuously, e.g. excavating and constructing bulkheads or walls in the same process, without joints
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
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- Cleaning In General (AREA)
Abstract
The invention relates to a groove cleaning device for construction of an underground diaphragm wall of a building foundation pit and a construction method, and the groove cleaning device comprises a top plate, a rotating motor, a rotating shaft, a rotating disc, a bottom plate, a cleaning mechanism and a correcting mechanism, wherein the rotating motor is installed on the lower end surface of the middle part of the top plate through a motor sleeve, an output shaft of the rotating motor is connected with the top of the rotating shaft through a coupling, the bottom of the rotating shaft is installed on the upper end surface of the middle part of the bottom plate through a bearing, the rotating disc is installed on the middle part of the rotating shaft, the cleaning mechanism is symmetrically installed on the outer side surface of the rotating disc. The invention can solve the problems that the prior rotary wall brushing device cleans the guide groove: the wall brushing device cannot be used for cleaning guide grooves with different sizes; the phenomenon of bending or deflecting can occur when the steel wire brush on the wall brushing device cleans the guide groove, and the steel wire brush can not synchronously straighten the guide groove, so that the cleaning effect of the guide groove is poor.
Description
Technical Field
The invention relates to the field of building construction, in particular to a groove cleaning device for construction of an underground diaphragm wall of a building foundation pit and a construction method.
Background
The underground continuous wall support is to construct a reinforced concrete underground continuous wall, and after the continuous wall reaches the strength, foundation pit construction is carried out between the walls by adopting an excavating machine; the underground continuous wall support has the advantages of high rigidity, high strength, capability of retaining soil, bearing, intercepting water, resisting seepage and the like, can be constructed in a narrow place, and is suitable for the construction of a deep foundation pit with large area and underground water.
Underground continuous wall comprises multiunit underground continuous wall, multiunit continuous wall passes through the connection of concrete and forms an overall structure, underground continuous wall construction is as shown in figure 7, at first need carry out the excavation of guide slot, later clear up the lateral wall of guide slot, the lateral wall of guide slot is planar structure, the left and right sides of guide slot is the arc structure, because need insert joint pipe and steel reinforcement cage in the guide slot, thereby the guide slot is dug and is established and need clear up its lateral wall after accomplishing, in placing the guide slot in order to guarantee that joint pipe and steel reinforcement cage can be smooth and easy, and this underground continuous wall can form a whole with the continuous wall of having been under construction completion, the clearance of current guide slot generally adopts rotary-type wall brushing ware to go on, the problem that exists when current rotatory wall brushing ware clears up the guide slot is as follows:
1. the wall brushing device cannot be used for cleaning guide grooves with different sizes, so that the application range of the wall brushing device is small;
2. the phenomenon of bending or deflecting can occur when the steel wire brush on the wall brushing device cleans the guide groove, and the steel wire brush can not synchronously straighten the guide groove, so that the cleaning effect of the guide groove is poor.
Disclosure of Invention
In order to solve the problems, the invention provides a groove cleaning device for construction of an underground continuous wall of a building foundation pit, which comprises a top plate, a rotating motor, a rotating shaft, a rotary table, a bottom plate, a cleaning mechanism and a correcting mechanism, wherein the top of the top plate is provided with a mounting frame with a T-shaped structure, mounting holes are symmetrically arranged at the upper end of the mounting frame, an annular sliding groove is arranged on the lower end surface of the top plate, the rotating motor is arranged on the lower end surface of the middle part of the top plate through a motor sleeve, an output shaft of the rotating motor is connected with the top of the rotating shaft through a coupler, the bottom of the rotating shaft is arranged on the upper end surface of the middle part of the bottom plate through a bearing, the rotary table is arranged on the middle part of the rotating shaft, rotating supports are symmetrically arranged on the top of the rotary table, the top of each rotating support is connected with, the rotary support can limit the turntable when the turntable rotates, so that the turntable can drive the cleaning mechanism to stably rotate.
The cleaning mechanism comprises a cleaning support, a cleaning sliding column, a cleaning spring, a cleaning support plate and a steel wire brush, the cleaning support is arranged on the outer side surface of the turntable and is of a U-shaped structure, the cleaning sliding column is connected to the side edge of the outer end of the cleaning support in a sliding fit mode, the cleaning support plate is arranged on the outer end of the cleaning sliding column, the cleaning spring is arranged on the outer side of the outer end of the cleaning sliding column and is arranged between the cleaning support and the cleaning support plate, the cleaning spring is an extension spring with contractive force, the cleaning sliding column can keep an inward contraction state under the condition of no external force, the two steel wire brushes are arranged on the outer side surface of the cleaning support plate, the steel wire brushes are uniformly distributed up and down, and during specific work, the cleaning mechanism can clean the guide groove of the underground continuous wall and the side wall of the constructed underground continuous wall, so that the joint pipe and the steel reinforcement cage can be smoothly inserted into the guide groove, and when the concrete filling is carried out after the steel reinforcement cage is inserted, the concrete structure formed by the guide groove and the constructed underground continuous wall can be connected into a whole, and the cleaning sliding column can stretch out and draw back inside and outside under the action of external force, so that the position of the steel wire brush is adjusted, and the applicability of the invention is improved.
The correcting mechanism comprises a correcting connecting frame, a correcting upright post, a contraction spring, fixed plates, sliding plates and a connecting support, wherein the top of the left end of the correcting connecting frame is arranged at the bottom of the top plate, the correcting upright post is arranged at the bottom of the right end of the correcting connecting frame, the left end of the correcting upright post is provided with two fixed plates, one sliding plate is distributed below each fixed plate, the sliding plate at the upper end of the correcting upright post is positioned above the fixed plate at the lower end of the correcting upright post, the inner end of each fixed plate is attached above the steel wire brush, and the sliding plate is positioned below the steel wire brush;
the right side surface of each fixed plate is provided with a fixed connecting plate which is arranged on the correcting upright post, the right side surface of each sliding plate is provided with a sliding connecting plate, the sliding connecting plates are connected on the correcting upright post in a sliding fit mode, the outer side of the correcting upright post is provided with two contraction springs, the contraction springs are arranged between the inner side surfaces of the fixed connecting plates and the inner side surfaces of the sliding connecting plates, each contraction spring is an extension spring with contraction force, the front side surfaces of the two fixed connecting plates are connected through a connecting support with a U-shaped structure, when the correcting mechanism works in detail, the correcting mechanism can straighten a bent steel wire brush, so that the cleaning effect of the correcting mechanism on a guide groove is improved, the sliding plates can be upwards contracted under the effect of no external force, so that the steel wire brush can be clamped under the matching action of the sliding plates and the fixed plates, and then the steel, can finish the correction action to the wire brush, prevent that the wire brush from taking place the skew and causing its clearance scope to reduce.
As a preferable technical scheme of the invention, the left end of the top plate is provided with a sliding square groove, the front side and the rear side of the left end of the top plate are respectively provided with an adjusting square groove, the adjusting square grooves are symmetrically distributed on the front side and the rear side of the sliding square groove, the center position of the sliding square groove and the center positions of the two adjusting square grooves are positioned in the same arc surface, the axis of the arc surface is coincident with the axis of the rotating shaft, the arrangement can enable the sliding support plate to move by taking the axis of the rotating shaft as the center of a circle, and therefore, the steel wire brush can be better attached to the side surface of the constructed continuous wall.
As a preferred technical scheme of the invention, the sliding square grooves and each adjusting square groove are connected with a sliding support plate in a sliding fit manner, the bottom of the sliding support plate is provided with a follow-up plate with an arc structure, the inner side surface of the sliding support plate is connected with the inner end of a sliding bolt through a bearing, the middle part of the sliding bolt is connected with a sliding vertical plate in a thread fit manner, the sliding vertical plate is arranged on a top plate, the position of the follow-up plate can be adjusted through the rotation of the sliding bolt, and the inner end of a cleaning sliding column can move along the structure formed by the follow-up plates, so that a steel wire brush can clean a constructed continuous wall and a guide groove.
As a preferred technical scheme of the invention, the front end and the rear end of the follow-up plate at the lower end of the sliding square groove are respectively provided with an arc-shaped groove, each arc-shaped groove is internally provided with an arc-shaped block through a retaining spring, the outer end of each arc-shaped block is supported on the inner side surface of the follow-up plate at the lower end of the adjusting square groove, and when the sliding bolt adjusts the position of the follow-up plate, the arc-shaped blocks can automatically stretch out and draw back, so that gaps can not appear between the follow-up plates, and the inner ends of the cleaning sliding columns are prevented from being clamped between the cleaning.
As a preferred technical solution of the present invention, the inner end of the cleaning sliding column is connected with a guide plate having a U-shaped structure, the side edge of the guide plate has an arc-shaped structure, and the guide plate on the cleaning sliding column can guide the movement of the cleaning sliding column, so that the cleaning sliding column in a contracted state can move to the follower plate.
As a preferable technical scheme of the invention, the right side surface of the follow-up plate at the front end of the top plate is provided with an arc-shaped guide plate, the right end of the arc-shaped guide plate is arranged in an inward inclined manner, and the arc-shaped guide plate is matched with the guide plate, so that the guide plate can smoothly move to the follow-up plate.
As a preferable technical scheme of the invention, the inner side surfaces of the fixed plate and the sliding plates are both in a pointed structure, and the rear end of each sliding plate is provided with a triangular groove.
As a preferred technical scheme of the invention, the left ends of the outer side surfaces of the cleaning support plates are respectively provided with an insertion block, the insertion blocks correspond to the positions of the steel wire brushes one by one, the insertion blocks are positioned on the left sides of the steel wire brushes, the lower sides of the left ends of the insertion blocks are provided with inclined grooves, when the cleaning mechanism rotates to the position of the correcting mechanism, the insertion blocks are matched with triangular grooves at the rear ends of the sliding plates so that the insertion blocks can move between the fixed plate and the sliding plates, and the fixed plate and the sliding plates are propped open, at the moment, the sliding plates can automatically slide downwards, and the propped fixed plate and the propped sliding plates can facilitate the steel wire brushes to move within the range between the fixed plate and the.
As a preferred technical scheme of the invention, a joint guide plate is arranged behind the correcting mechanism and is arranged at the bottom of the top plate, the rear end of the joint guide plate is of an inwardly inclined arc-shaped structure, the middle part of the joint guide plate is of an inclined plate-shaped structure, the front end of the joint guide plate is of a vertical plate-shaped structure, the vertical plate-shaped structure at the front end of the joint guide plate is parallel to the left side surface of the fixed plate, the joint guide plate can guide the cleaning mechanism before the cleaning mechanism rotates to the position of the correcting mechanism, so that the cleaning mechanism can move along the outer side surface of the joint guide plate, the inwardly inclined arc-shaped structure at the rear end of the joint guide plate can facilitate the movement of the cleaning mechanism to the joint guide plate, the inclined plate-shaped structure at the middle part of the joint guide plate can enable the cleaning mechanism to move outwards step by step, when the cleaning mechanism moves to the front end of the joint guide plate, the steel wire brush, when the cleaning mechanism continues to rotate clockwise, the cleaning mechanism can be separated from the fit guide plate, the steel wire brush can move inwards under the action of the cleaning spring, the insert block can be separated from the sliding plate, and the inward shrinkage of the steel wire brush can be matched with the clamping force of the fixed plate and the sliding plate to perform straightening and correcting actions on the steel wire brush.
In addition, the invention provides a construction method of the groove cleaning device for constructing the underground continuous wall of the building foundation pit, which comprises the following steps:
the first step is as follows: digging a guide groove: firstly, marking the position of the diaphragm wall at a proper position outside a building foundation pit, and then excavating a guide groove of the underground diaphragm wall at the marked position;
the second step is that: locking the groove cleaning device: firstly, the groove cleaning device is arranged on an external hoisting machine through a mounting frame, the position of a follow-up plate can be adjusted by synchronously screwing a sliding bolt, and the groove cleaning device is placed to a proper height through the hoisting machine after the inner end of a cleaning sliding column can move along a structure formed by the follow-up plate;
the third step: cleaning a guide groove: the cleaning mechanism can be driven to rotate by clockwise rotation of the rotating motor, the guide plate can move to the follow-up plate under the guiding action of the arc-shaped guide plate, so that the steel wire brush at the outer end of the guide plate can clean the side wall of the guide groove, the lifting height of the lifting machine is adjusted to enable the groove cleaning device to clean the side wall of the guide groove in all directions, then the lifting machine is controlled to transversely translate along the guide groove, and the steel wire brush can clean the front inner wall and the rear inner wall of the guide groove;
the fourth step: straightening by using a steel wire brush: when the cleaning mechanism continues to rotate clockwise, the cleaning mechanism can be separated from the fit guide plate, and the inward shrinkage of the steel wire brush can perform straightening and correcting actions on the steel wire brush by matching with the clamping force of the fixed plate and the sliding plate;
the fifth step: and (3) completely cleaning the side wall of the guide groove: when the side wall of the other end of the guide groove is cleaned, the groove cleaning device is horizontally rotated by one hundred eighty degrees and is installed on the hoisting machine, the guide groove can be completely cleaned by the steel wire brush, the underground continuous wall is constructed after the guide groove is cleaned, the adjacent underground continuous wall is excavated after the construction of the underground continuous wall is finished, and the side wall of the guide groove and the side wall of the constructed underground continuous wall can be cleaned by the groove cleaning device at the moment.
The invention has the beneficial effects that:
the underground continuous wall guide grooves with different sizes are cleaned, the position of the steel wire brush is adjusted in a guide supporting mode, so that the steel wire brush is adjusted to be a proper cleaning position, the underground continuous wall guide groove cleaning machine is suitable for cleaning the guide grooves with different sizes, and the steel wire brush straightening and correcting action can be performed, so that the guide groove cleaning effect is improved;
the position of the follow-up plate can be adjusted by rotating the sliding bolt, and the inner end of the cleaning sliding column can move along the structure formed by the follow-up plate, so that the steel wire brush can clean the constructed continuous wall and the guide groove;
the clockwise rotation of the rotating motor can drive the cleaning mechanism to rotate, and the guide plate can move to the follow-up plate under the guiding action of the arc-shaped guide plate, so that the steel wire brush at the outer end of the guide plate can clean the side wall of the guide groove;
and fourthly, the straightening mechanism can straighten the bent steel wire brush, so that the cleaning effect of the straightening mechanism on the guide groove is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of a first configuration of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a schematic structural diagram of the top plate, the rotating motor, the rotating shaft and the turntable according to the present invention;
FIG. 4 is a cross-sectional view of the follower plate, the retaining spring, the arc-shaped block, the arc-shaped guide plate and the joint guide plate of the present invention;
FIG. 5 is a schematic structural view of the top plate turntable, the cleaning mechanism, the straightening mechanism and the fit guide plate of the present invention;
FIG. 6 is a schematic structural view of the cleaning support plate, the wire brush and the straightening mechanism of the present invention;
fig. 7 is a construction process of the underground diaphragm wall.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 7, a groove cleaning device for construction of underground continuous walls of building foundation pits comprises a top plate 1, a rotating motor 2, a rotating shaft 3, a rotating disc 4, a bottom plate 5, a cleaning mechanism 6 and a correcting mechanism 7, wherein a mounting frame 11 with a T-shaped structure is arranged on the top of the top plate 1, mounting holes are symmetrically arranged at the upper end of the mounting frame 11, an annular sliding groove is arranged on the lower end surface of the top plate 1, the rotating motor 2 is arranged on the lower end surface of the middle part of the top plate 1 through a motor sleeve, an output shaft of the rotating motor 2 is connected with the top of the rotating shaft 3 through a coupler, the bottom of the rotating shaft 3 is arranged on the upper end surface of the middle part of the bottom plate 5 through a bearing, the rotating disc 4 is arranged on the middle part of the rotating shaft 3, a rotating support 41 is symmetrically arranged on the top of the rotating disc 4, the top of the rotating support, the correcting mechanism 7 is arranged at the bottom of the right end of the top plate 1, the correcting mechanism can be arranged on an external hoisting machine through the mounting frame 11, the rotating motor 2 can drive the turntable 4 to rotate, and the rotating bracket 41 can limit the turntable 4 when the turntable 4 rotates, so that the turntable 4 can drive the cleaning mechanism 6 to stably rotate.
The cleaning mechanism 6 comprises a cleaning support 61, a cleaning sliding column 62, a cleaning spring 63, a cleaning support plate 64 and a steel wire brush 65, the cleaning support 61 is arranged on the outer side surface of the rotary table 4, the cleaning support 61 is of a U-shaped structure, the cleaning sliding column 62 is connected on the outer end side edge of the cleaning support 61 in a sliding fit mode, the cleaning support plate 64 is arranged on the outer end of the cleaning sliding column 62, the cleaning spring 63 is arranged on the outer end outer side of the cleaning sliding column 62, the cleaning spring 63 is arranged between the cleaning support 61 and the cleaning support plate 64, the cleaning spring 63 is a tension spring with contractile force, the arrangement enables the cleaning sliding column 62 to keep an inward contraction state under the effect of no external force, the two steel wire brushes 65 are arranged on the outer side surface of the cleaning support plate 64, the steel wire brushes 65 are uniformly distributed up and down, and during specific work, the cleaning mechanism 6 can clean the guide groove of the underground continuous wall and the constructed underground continuous wall side wall, the joint pipe and the reinforcement cage can be smoothly inserted into the guide groove, and when the reinforcement cage is filled with concrete after being inserted, the concrete structure formed by the guide groove and the constructed underground continuous wall can be connected into a whole, and the cleaning sliding column 62 can stretch out and draw back inside and outside under the action of external force, so that the position of the steel wire brush 65 is adjusted, and the applicability of the invention is improved.
The left end of roof 1 on be provided with the slip square groove, both sides all are provided with an regulation square groove around the left end of roof 1, adjust square groove symmetric distribution both sides around the slip square groove, and the central point of slip square groove puts and is located same cambered surface with two central points of adjusting the square groove, and the axial lead at this cambered surface place coincides mutually with the axial lead of pivot 3, this kind of setting can make the axial lead that slip extension board 12 can use pivot 3 remove as the centre of a circle, thereby steel brush 65 laminating that can be better is on the side of the diaphragm wall that has been under construction.
The sliding square groove and each adjusting square groove are connected with a sliding support plate 12 in a sliding fit mode, a follow-up plate 13 of an arc-shaped structure is installed at the bottom of the sliding support plate 12, the inner side face of the sliding support plate 12 is connected with the inner end of a sliding bolt 14 through a bearing, the middle of the sliding bolt 14 is connected with a sliding vertical plate 15 in a thread fit mode, the sliding vertical plate 15 is installed on the top plate 1, the position of the follow-up plate 13 can be adjusted through rotation of the sliding bolt 14, the inner end of the cleaning sliding column 62 can move along a structure formed by the follow-up plates 13, and the steel wire brush 65 can clean a constructed continuous wall and a guide groove.
The follow-up plate 13 of slip square groove lower extreme all be provided with an arc wall around both ends, all install an arc piece 17 through supporting detaining spring 16 in every arc wall, the outer end of arc piece 17 is supported on the medial surface of follow-up plate 13 of adjusting the square groove lower extreme, when the position of follow-up plate 13 is adjusted to sliding bolt 14, arc piece 17 can stretch out and draw back automatically for the gap can not appear between the follow-up plate 13, prevent that the inner card of clearance traveller 62 from can't rotating between clearance traveller 62.
The orientation of the correcting mechanism 7 is described by taking the orientation of the correcting mechanism 7 shown in fig. 5 in the attached drawing as a reference, the correcting mechanism 7 comprises a correcting connecting frame 71, a correcting upright post 72, a contracting spring 73, a fixed plate 74, a sliding plate 75 and a connecting bracket 76, the top of the left end of the correcting connecting frame 71 is installed on the bottom of the top plate 1, the correcting upright post 72 is installed on the bottom of the right end of the correcting connecting frame 71, two fixed plates 74 are arranged at the left end of the correcting upright post 72, a sliding plate 75 is distributed below each fixed plate 74, the sliding plate 75 at the upper end of the correcting upright post 72 is positioned above the fixed plate 74 at the lower end of the correcting upright post 72, the inner end of each fixed plate 74 is attached above the steel wire brush 65, and the sliding plate;
the right side of each fixed plate 74 is provided with a fixed connecting plate 741, the fixed connecting plate 741 is installed on the correcting upright post 72, the right side of each sliding plate 75 is provided with a sliding connecting plate 751, the sliding connecting plate 751 is connected on the correcting upright post 72 in a sliding fit manner, the outer side of the correcting upright post 72 is provided with two contraction springs 73, the contraction springs 73 are installed between the inner side of the fixed connecting plate 741 and the inner side of the sliding connecting plate 751, the contraction springs 73 are extension springs with contraction force, the front sides of the two fixed connecting plates 741 are connected through a connecting bracket 76 with a U-shaped structure, during specific work, the correcting mechanism 7 can straighten the bent wire brush 65, so that the cleaning effect of the guide groove is increased, the sliding plate 75 can be upwards contracted under the absence of external force, and the sliding plate 75 and the fixed plate 74 can clamp the wire brush 65, and then the steel wire brush 65 is matched to contract inwards, so that the correction action of the steel wire brush can be completed, and the cleaning range of the steel wire brush 65 is prevented from being reduced due to deflection.
The inner end of the cleaning sliding column 62 is connected with a guide plate 621 of a U-shaped structure, the side edge of the guide plate 621 is of an arc-shaped structure, and the guide plate 621 on the cleaning sliding column 62 can guide the movement of the cleaning sliding column 62, so that the cleaning sliding column 62 in a contraction state can move to the follow-up plate 13.
An arc-shaped guide plate 18 is arranged on the right side face of the follow-up plate 13 at the front end of the top plate 1, the right end of the arc-shaped guide plate 18 is arranged in an inward inclined mode, and the arc-shaped guide plate 18 is matched with the guide plate 621 so that the guide plate 621 can move onto the follow-up plate 13 smoothly.
The inner side surfaces of the fixed plate 74 and the sliding plates 75 are both of a pointed structure, and the rear end of each sliding plate 75 is provided with a triangular groove.
The left end of the outer side surface of the cleaning support plate 64 is provided with an insertion block 641, the insertion block 641 is in one-to-one correspondence with the position of the steel wire brush 65, the insertion block 641 is positioned on the left side of the steel wire brush 65, an inclined groove is formed in the lower side of the left end of the insertion block 641, when the cleaning mechanism 6 rotates to the position of the correcting mechanism 7, the insertion block 641 is matched with a triangular groove in the rear end of the sliding plate 75 to enable the insertion block 641 to move between the fixed plate 74 and the sliding plate 75, and the fixed plate 74 and the sliding plate 75 are unfolded, at the moment, the sliding plate 75 can automatically slide downwards, and the unfolded fixed plate 74 and the unfolded sliding plate 75 can facilitate the steel wire brush 65 to move to the range between the fixed plate.
The rear part of the correcting mechanism 7 is provided with a joint guide plate 19, the joint guide plate 19 is installed on the bottom of the top plate 1, the rear end of the joint guide plate 19 is of an inwardly inclined arc-shaped structure, the middle part of the joint guide plate 19 is of an inclined plate-shaped structure, the front end of the joint guide plate 19 is of a vertical plate-shaped structure, the vertical plate-shaped structure at the front end of the joint guide plate 19 is parallel to the left side surface of the fixed plate 74, the joint guide plate 19 can guide the cleaning mechanism 6 before the cleaning mechanism 6 rotates to the position of the correcting mechanism 7, so that the cleaning mechanism 6 can move along the outer side surface of the joint guide plate 19, the inwardly inclined arc-shaped structure at the rear end of the joint guide plate 19 can facilitate the cleaning mechanism 6 to move onto the joint guide plate 19, the inclined plate-shaped structure at the middle part of the joint guide plate 19 enables the cleaning mechanism 6 to gradually move outwards, when the cleaning mechanism 6 moves, the wire brush 65 can be completely positioned between the fixed plate 74 and the sliding plate 75, when the cleaning mechanism 6 continues to rotate clockwise, the cleaning mechanism 6 can be separated from the attaching guide plate 19, the wire brush 65 can move inwards under the action of the cleaning spring 63, the insertion block 641 can be separated from the sliding plate 75, and at the moment, the inward shrinkage of the wire brush 65 is matched with the clamping force of the fixed plate 74 and the sliding plate 75, so that the wire brush 65 can be straightened.
In addition, the invention provides a construction method of the groove cleaning device for constructing the underground continuous wall of the building foundation pit, which comprises the following steps:
the first step is as follows: digging a guide groove: firstly, marking the position of the diaphragm wall at a proper position outside a building foundation pit, and then excavating a guide groove of the underground diaphragm wall at the marked position;
the second step is that: locking the groove cleaning device: firstly, the groove cleaning device is arranged on an external hoisting machine through a mounting frame 11, the position of a follow-up plate 13 can be adjusted by synchronously screwing a sliding bolt 14, and the groove cleaning device is placed at a proper height through the hoisting machine after the inner end of a cleaning sliding column 62 can move along a structure formed by the follow-up plate 13;
the third step: cleaning a guide groove: the cleaning mechanism 6 can be driven to rotate by clockwise rotation of the rotating motor 2, the guide plate 621 can move to the follow-up plate 13 under the guiding action of the arc-shaped guide plate 18, so that the steel wire brush 65 at the outer end of the guide plate 621 can clean the side wall of the guide groove, the lifting height of the lifting machine is adjusted to enable the groove cleaning device to clean the side wall of the guide groove in all directions, then the lifting machine is controlled to transversely translate along the guide groove, and the steel wire brush 65 can clean the front inner wall and the rear inner wall of the guide groove;
the fourth step: straightening the steel wire brush 65: when the wire brush 65 rotates to the correcting mechanism 7, the wire brush can rotate along the side face of the fit guide plate 19, the fit guide plate 19 can enable the wire brush 65 to be completely positioned between the fixed plate 74 and the sliding plate 75, when the cleaning mechanism 6 continues to rotate clockwise, the cleaning mechanism 6 can be separated from the fit guide plate 19, and the inward shrinkage of the wire brush 65 is matched with the clamping force of the fixed plate 74 and the sliding plate 75, so that the wire brush 65 can perform straightening and correcting actions;
the fifth step: and (3) completely cleaning the side wall of the guide groove: when the side wall of the other end of the guide groove is cleaned, the groove cleaning device is horizontally rotated by one hundred eighty degrees and is installed on the hoisting machine, the steel wire brush 65 can completely clean the guide groove, the underground continuous wall is subjected to construction operation after the guide groove is cleaned, after the underground continuous wall is constructed, the adjacent underground continuous wall is subjected to guide groove excavation, and at the moment, the groove cleaning device can clean the side wall of the guide groove and the side wall of the constructed underground continuous wall.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The utility model provides a construction of building foundation ditch underground continuous wall is with clear groove device, includes roof (1), rotates motor (2), pivot (3), carousel (4), bottom plate (5), clearance mechanism (6) and aligning gear (7), its characterized in that: the top of the top plate (1) is provided with a mounting frame (11) with a T-shaped structure, mounting holes are symmetrically formed in the upper end of the mounting frame (11), an annular sliding groove is formed in the lower end face of the top plate (1), a rotating motor (2) is mounted on the middle lower end face of the top plate (1) through a motor sleeve, an output shaft of the rotating motor (2) is connected with the top of a rotating shaft (3) through a coupler, the bottom of the rotating shaft (3) is mounted on the middle upper end face of a bottom plate (5) through a bearing, a rotating disc (4) is mounted in the middle of the rotating shaft (3), rotating supports (41) are symmetrically mounted on the top of the rotating disc (4), the top of each rotating support (41) is connected with the annular sliding groove in a sliding fit mode, cleaning mechanisms (6) are symmetrically mounted on the outer side face of the rotating disc (4), and a correcting mechanism (; wherein:
the cleaning mechanism (6) comprises a cleaning support (61), a cleaning sliding column (62), a cleaning spring (63), a cleaning support plate (64) and steel wire brushes (65), wherein the cleaning support (61) is installed on the outer side surface of the turntable (4), the cleaning support (61) is of a U-shaped structure, the cleaning sliding column (62) is connected to the side edge of the outer end of the cleaning support (61) in a sliding fit mode, the cleaning support plate (64) is installed on the outer end of the cleaning sliding column (62), the cleaning spring (63) is arranged on the outer side of the outer end of the cleaning sliding column (62), the cleaning spring (63) is installed between the cleaning support (61) and the cleaning support plate (64), the cleaning spring (63) is an extension spring with contractile force, the two steel wire brushes (65) are arranged on the outer side surface of the cleaning support plate (64), and the steel wire brushes (65) are uniformly distributed up and down;
the correcting mechanism (7) comprises a correcting connecting frame (71), correcting upright columns (72), a contraction spring (73), fixing plates (74), sliding plates (75) and a connecting support (76), wherein the top of the left end of the correcting connecting frame (71) is installed on the bottom of the top plate (1), the correcting upright columns (72) are installed on the bottom of the right end of the correcting connecting frame (71), two fixing plates (74) are arranged at the left end of each correcting upright column (72), one sliding plate (75) is distributed below each fixing plate (74), and the sliding plates (75) at the upper ends of the correcting upright columns (72) are located above the fixing plates (74) at the lower ends of the correcting upright columns (72);
the right side face of each fixed plate (74) is provided with a fixed connecting plate (741), the fixed connecting plates (741) are installed on the correction upright posts (72), the right side face of each sliding plate (75) is provided with a sliding connecting plate (751), the sliding connecting plates (751) are connected to the correction upright posts (72) in a sliding fit mode, the outer sides of the correction upright posts (72) are provided with two contraction springs (73), the contraction springs (73) are installed between the inner side faces of the fixed connecting plates (741) and the inner side faces of the sliding connecting plates (751), and the front side faces of the two fixed connecting plates (741) are connected through connecting supports (76) of U-shaped structures.
2. The groove cleaning device for the construction of the underground diaphragm wall of the building foundation pit as claimed in claim 1, wherein: the left end of the top plate (1) is provided with a sliding square groove, the front side and the rear side of the left end of the top plate (1) are provided with an adjusting square groove, and the adjusting square grooves are symmetrically distributed on the front side and the rear side of the sliding square groove.
3. The groove cleaning device for the construction of the underground continuous wall of the building foundation pit as claimed in claim 2, wherein: the sliding square groove and each adjusting square groove are connected with a sliding support plate (12) in a sliding fit mode, a follow-up plate (13) with an arc-shaped structure is mounted at the bottom of the sliding support plate (12), the inner side face of the sliding support plate (12) is connected with the inner end of a sliding bolt (14) through a bearing, the middle of the sliding bolt (14) is connected with a sliding vertical plate (15) in a thread fit mode, and the sliding vertical plate (15) is mounted on the top plate (1).
4. The groove cleaning device for the construction of the underground continuous wall of the building foundation pit as claimed in claim 3, wherein: the front end and the rear end of a follow-up plate (13) at the lower end of the sliding square groove are respectively provided with an arc-shaped groove, an arc-shaped block (17) is installed in each arc-shaped groove through a butting spring (16), and the outer end of each arc-shaped block (17) is butted against the inner side face of the follow-up plate (13) at the lower end of the adjusting square groove.
5. The groove cleaning device for the construction of the underground diaphragm wall of the building foundation pit as claimed in claim 1, wherein: the inner end of the cleaning sliding column (62) is connected with a guide plate (621) with a U-shaped structure, and the side edge of the guide plate (621) is of an arc-shaped structure.
6. The groove cleaning device for the construction of the underground continuous wall of the building foundation pit as claimed in claim 3, wherein: an arc guide plate (18) is arranged on the right side face of the follow-up plate (13) at the front end of the top plate (1), and the right end of the arc guide plate (18) is arranged in an inward inclined mode.
7. The groove cleaning device for the construction of the underground diaphragm wall of the building foundation pit as claimed in claim 1, wherein: the inner side surfaces of the fixed plate (74) and the sliding plates (75) are both in a pointed structure, and the rear end of each sliding plate (75) is provided with a triangular groove.
8. The groove cleaning device for the construction of the underground diaphragm wall of the building foundation pit as claimed in claim 1, wherein: the cleaning support plate (64) is characterized in that the left end of the outer side surface of the cleaning support plate (64) is provided with an insertion block (641), the insertion block (641) corresponds to the steel wire brush (65) in position one by one, the insertion block (641) is located on the left side of the steel wire brush (65), and the lower side of the left end of the insertion block (641) is provided with an inclined groove.
9. The groove cleaning device for the construction of the underground diaphragm wall of the building foundation pit as claimed in claim 1, wherein: put after aligning gear (7) and be provided with laminating baffle (19), laminating baffle (19) are installed on the bottom of roof (1), the rear end of laminating baffle (19) is the arc structure of leanin, the middle part of laminating baffle (19) is slope platelike structure, the front end of laminating baffle (19) is vertical platelike structure, and the vertical platelike structure of laminating baffle (19) front end is on a parallel with the left surface of fixed plate (74).
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| CN202010098963.5A CN111206582B (en) | 2020-02-18 | 2020-02-18 | Groove cleaning device for construction of underground diaphragm wall of building foundation pit and construction method |
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Effective date of registration: 20210413 Address after: 024000 No.8 Wangfu street, Xincheng District, Chifeng City, Inner Mongolia Autonomous Region Applicant after: INNER MONGOLIA LIAOHE ENGINEERING BUREAU Co.,Ltd. Address before: 024000 Chifeng College, No. 1 Yingbin Road, Hongshan District, Chifeng City, Inner Mongolia Autonomous Region Applicant before: Zhao Li |
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