CN113653066B - Foundation pit side slope supporting structure - Google Patents
Foundation pit side slope supporting structure Download PDFInfo
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- CN113653066B CN113653066B CN202110969046.4A CN202110969046A CN113653066B CN 113653066 B CN113653066 B CN 113653066B CN 202110969046 A CN202110969046 A CN 202110969046A CN 113653066 B CN113653066 B CN 113653066B
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 234
- 230000005540 biological transmission Effects 0.000 claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 238000010276 construction Methods 0.000 claims description 3
- 238000009412 basement excavation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000002689 soil Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
- Clamps And Clips (AREA)
Abstract
The invention relates to a foundation pit side slope supporting structure which comprises a supporting bottom plate, supporting side plates, a plurality of supporting rib plates, a plurality of connecting rods, threaded rods, a plurality of clamping blocks and a plurality of supporting mechanisms with the same structure, wherein the supporting bottom plate is arranged on the supporting side plates; each supporting mechanism comprises a supporting block, a plurality of connecting blocks, a lifting structure and a supporting mechanism; the lifting structure comprises an L-shaped bracket, a connecting column, a second square rod, a first gear, a second gear and a connecting disc; the supporting structure comprises a third gear, a transmission rod, a first bevel gear, a second bevel gear, a screw rod, a sliding block, a supporting plate and a clamping plate. According to the invention, the support bottom plate is arranged at the edge of the foundation pit and fixed by the screws, after the fixing is completed, the support side plate is rotated to be contacted with the side slope of the foundation pit, and the support side plate is supported and fixed by the support mechanism, so that the support is firmer, and the support assembly is more convenient to install during the support.
Description
Technical Field
The invention relates to the field of foundation pit support, in particular to a foundation pit side slope support structure.
Background
The foundation pit is a soil pit excavated according to the substrate elevation and the foundation plane size at the foundation design position, the excavation scheme is determined according to geological hydrologic data before excavation and by combining the conditions of buildings nearby the site, waterproof drainage work is carried out, a method of discharging a side slope can be used for the person with the non-deep excavation, the soil slope is stable, the gradient of the soil slope is determined according to relevant construction regulations, the person with the deep excavation and the vicinity of the building can be protected by a foundation pit wall supporting method, a concrete spraying protection wall method, a large foundation pit even adopts a method of interlocking underground continuous walls and column type bored piles and the like, and the soil layer outside the foundation pit is protected from collapse; the underground water level can be reduced by using a well point method without influencing the nearby buildings, and slope-releasing open cut is adopted; natural cold air freezing method can be adopted for excavation in cold areas, etc.
In recent years, with the development and utilization of a large number of high-rise buildings and urban underground spaces, the depth of foundation pits is deeper and deeper, and especially the excavation of a large number of foundation pits is located in areas with dense buildings, so that the support technology of the foundation pits is more important. The foundation pit supporting engineering not only needs to ensure the safety of the whole supporting structure in construction, but also needs to control the deformation of the supporting structure and the surrounding soil body so as to ensure the safety of the surrounding environment.
The existing foundation pit side slope support only adopts a simple support plate and support rods to support the side slope, so that the support effect is very poor, and meanwhile, the support assembly is very inconvenient to install during support, so that the support is not firm enough.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention aims to solve the technical problems that: the installation of the support component is very troublesome and inconvenient in the existing support, and the support effect is poor.
In order to solve the technical problems, the invention adopts the following technical scheme: a foundation pit side slope supporting structure comprises a supporting bottom plate, supporting side plates, a plurality of supporting rib plates, a plurality of connecting rods, threaded rods, a plurality of clamping blocks and a plurality of supporting mechanisms with the same structure; the two ends of the supporting bottom plate are respectively provided with a supporting side plate and a plurality of supporting rib plates, the bottom end of the supporting bottom plate is rotatably connected with one end of the supporting side plate, the bottom end of the supporting bottom plate and the supporting side plate have an included angle larger than 90 degrees and smaller than 180 degrees, the plurality of supporting rib plates are perpendicular to the supporting bottom plate, the bottoms of the plurality of supporting rib plates are fixedly connected with the supporting bottom plate, the plurality of supporting rib plates are arranged in a front-back straight line, and the interval between two adjacent supporting rib plates is equal; connecting rods are arranged between every two adjacent supporting rib plates, threaded rods are arranged between the two supporting rib plates positioned at the central part of the middle position of all the supporting rib plates, the connecting rods are arranged in parallel with the supporting rib plates, and the bottoms of the threaded rods and the bottoms of the connecting rods are fixedly connected with the supporting bottom plate; the clamping blocks are arranged on the right side wall of the support side plate, are sequentially arranged from top to bottom along the right side of the support side plate, the distance between two adjacent clamping blocks is equal, and each clamping block is rotatably connected with the support side plate by taking one end of the clamping block as the center of a circle;
Each supporting mechanism comprises a supporting block, a plurality of connecting blocks, a lifting structure and a supporting structure; the supporting block is arranged above the supporting bottom plate and is parallel to the supporting bottom plate; a plurality of connecting blocks are fixedly arranged at one end of the supporting block, the connecting blocks are arranged in one-to-one correspondence with the connecting rods, the connecting rods are sleeved with the connecting blocks respectively, and the connecting blocks are connected with the connecting rods in an up-down sliding manner;
The lifting structure comprises an L-shaped bracket with an L-shaped longitudinal section, a connecting column, a second square rod, a threaded rod, a first square rod, a first gear, a second gear and a connecting disc; the L-shaped bracket is arranged at the upper end of the supporting block, one edge of the L-shaped bracket is parallel to the supporting block and is close to the connecting rod, and the other edge of the L-shaped bracket is perpendicular to the supporting block and is fixedly connected with the supporting block; the upper end of the supporting block is provided with a gear groove which is arranged below the transverse end of the L-shaped bracket; the connecting column is vertically arranged, the lower end of the connecting column penetrates through one side, parallel to the supporting block, of the L-shaped support, the lower end of the connecting column extends into the gear groove, the connecting column is rotatably connected with the L-shaped support, and the connecting column is connected with the L-shaped support in an up-down sliding mode; the lower end of the connecting column is sleeved with a first gear, and the first gear is fixedly connected with the connecting column; the lower end of the connecting column is provided with a square rod hole, the upper end of a second square rod which is vertical and is arranged below the connecting column is arranged in the square rod hole, the second square rod is connected with the square rod hole in an up-down sliding way, and the lower end of the second square rod is rotatably connected with the supporting block; the threaded rod is sleeved with a connecting disc connected with the threaded rod, the upper end of the connecting disc is sleeved with a second gear fixedly connected with the connecting disc, the second gear is meshed with the first gear, the lower end of the connecting disc penetrates through the supporting block, and the supporting block is rotatably connected with the connecting disc;
The supporting structure comprises a third gear, a transmission rod, a first bevel gear, a second bevel gear, a screw rod, a sliding block, a supporting plate and a clamping plate; a groove is formed in the side wall of one end, far away from the threaded rod, of the gear groove, and the groove is communicated with the gear groove; a chute is arranged in the supporting block, and the chute is arranged below the groove; the transmission rod is vertically arranged in the groove, and is rotatably connected with the supporting block, and the lower end of the transmission rod extends into the chute; the third gear is arranged in the groove, the third gear is sleeved on the transmission rod, the third gear is fixedly connected with the transmission rod, the right end of the third gear extends into the gear groove, and the third gear is meshed with the first gear; the lower end of the transmission rod is provided with a first bevel gear which is fixedly connected with the transmission rod; the screw rod is arranged in the sliding groove left and right, and is rotatably connected with the supporting block; the screw rod is sleeved with a second bevel gear which is fixedly connected with the screw rod, and the second bevel gear is arranged in the chute; the sliding block is arranged in the sliding groove, the sliding block is in sliding connection with the sliding groove, and the lead screw penetrates through the sliding block and is in threaded connection with the sliding block; the right end of the supporting plate penetrates through the supporting block and extends into the sliding groove, and the right end of the supporting plate is fixedly connected with the sliding block; the left end of backup pad is equipped with the cardboard, cardboard and backup pad fixed connection, open in the left side of cardboard has the draw-in groove, draw-in groove and fixture block tight fit.
According to the invention, the supporting bottom plate is arranged at the edge of a foundation pit and fixed, after the fixing is completed, the supporting side plate is rotated and is contacted with a side slope of the foundation pit, at the moment, a connecting disc at one side of the supporting block is sleeved on a threaded rod, a connecting block is sleeved on a connecting rod and is rotated to drive a connecting column, the connecting column is rotated and drives a first gear to rotate, the first gear is rotated and drives a second gear to rotate, the second gear is rotated and drives a connecting disc to rotate, so that the supporting block moves downwards, when the supporting block moves to a designated position, the connecting column is pressed to enable the connecting column to move downwards, meanwhile, the first gear is meshed with a third gear, at the moment, the connecting column is rotated and drives the first gear to rotate, the first gear is rotated and drives the third gear to rotate, the driving rod is rotated and drives the first bevel gear to rotate, the first bevel gear is rotated and drives a second bevel gear to rotate and drive a lead screw to rotate and drive a sliding block to move, and the sliding block is driven to move, the sliding block on the supporting plate is clamped into a clamping groove on the left end of the supporting plate, and after the clamping is completed, a plurality of supporting mechanisms can be sleeved into the supporting side plates to support the supporting side plate more firmly.
Preferably, the device further comprises a first square rod and a cover plate; the first square rod is fixedly connected to the upper end of the threaded rod, the cover plate is arranged at the top of the supporting rib plate, a rectangular groove is formed in the bottom of the cover plate, a square sleeve and a plurality of round sleeves are arranged in the rectangular groove, the square sleeve is in tight fit with the first square rod, and the round sleeves are in tight fit with the connecting rod respectively. The upper ends of the plurality of supporting rib plates extend into the rectangular groove, the upper ends of the first square rods extend into the square sleeves, the upper ends of the plurality of connecting rods extend into the round sleeves, the plurality of connecting rods, the plurality of supporting rib plates and the first square rods are fixed through the cover plate, the protection function is achieved, and meanwhile the supporting mechanism can be effectively limited.
Preferably, the support side plate is provided with a plurality of through water outlets, and the water outlets are distributed in an array mode. The water accumulation in the foundation pit side slope can be effectively discharged through the water discharge ports, so that the stress of the foundation pit side slope on the supporting side plate is reduced.
Preferably, the upper end of the supporting bottom plate is provided with a drainage groove. The drainage tank discharges accumulated water on the supporting bottom plate.
Preferably, the support base plate further comprises a plurality of screws, wherein the screws are arranged at the upper end of the support base plate, the lower ends of the screws penetrate through the support base plate, and the screws are respectively in threaded connection with the support base plate. The supporting bottom plate is fixed with the bottom surface of the foundation pit, and the supporting bottom plate is effectively prevented from sliding.
Preferably, the device also comprises a plurality of fixed structures with the same structure, the fixed structures are in one-to-one correspondence with the plurality of supporting rib plates, the right side surface of each supporting rib plate is provided with a long groove, and each fixed structure comprises a sliding block, a fixed rod, a telescopic rod, a limiting block, a fixed block and a clamping rod; the sliding block is arranged in the long groove and is in sliding connection with the long groove; the upper end of the fixed rod is rotatably connected with the right end of the sliding block; the upper end of the telescopic rod is provided with a telescopic groove, the lower end of the telescopic rod is provided with a fixed block, and the fixed block is rotatably connected with the lower end of the telescopic rod; the lower end of the fixed rod is arranged in the telescopic groove, the outer diameter of the fixed rod is smaller than that of the telescopic groove, the bottom of the fixed rod is fixedly connected with a limiting block, the outer diameter of the limiting block is larger than that of the fixed rod, and the limiting block is in sliding fit with the telescopic groove; the clamping rod is vertically arranged on the telescopic rod, one end of the clamping rod extends into the telescopic groove, and the clamping rod is in threaded connection with the telescopic rod. The position of the sliding block in the long groove and the length of the fixing rod in the telescopic groove are adjusted, the fixing block is fixed on the bottom surface of the foundation pit, and the clamping rod is twisted, so that one end of the clamping rod fixes the fixing rod, and the fixing rod is prevented from continuously sliding in the telescopic groove. Fix a plurality of support rib plates through dead lever and telescopic link, the effectual excessive power that prevents supporting mechanism, support rib plate take place to warp.
Preferably, the device further comprises a knob, wherein the knob is arranged at the upper end of the connecting column, and the knob is fixedly connected with the connecting column. The knob can facilitate the adjustment of the connecting column.
Compared with the prior art, the invention has at least the following advantages:
1. The supporting effect of the side slope is improved. According to the side slope support device, the knob rotates and drives the connecting column to rotate, the connecting column rotates and drives the first gear to rotate, the first gear rotates and drives the third gear to rotate, the third gear rotates and drives the transmission rod to rotate, the transmission rod rotates and drives the first bevel gear to rotate, the first bevel gear rotates and drives the second bevel gear to rotate, the second bevel gear rotates and drives the screw rod to rotate, the screw rod rotates and drives the sliding block to move, the sliding block moves and drives the supporting plate to move, the supporting plate is propped against the supporting side plate and the clamping plate, and a plurality of supporting mechanisms can be installed according to specific conditions, so that the side slope support effect is greatly improved.
2. The supporting mechanism can be detached and recycled, and is more convenient and rapid to install. According to the foundation pit side slope support device, the side slope support of the foundation pit can be realized by screwing and pressing the knob and screwing the screw, the operation is convenient, the side slope can be supported by simple training, and the technical requirements on constructors can be reduced.
Drawings
Fig. 1 is a perspective view of a foundation pit side slope supporting structure according to an embodiment.
Fig. 2 is a perspective view of a support mechanism of an embodiment.
Fig. 3 is a bottom perspective view of a foundation pit side slope support structure according to an embodiment.
Fig. 4 is a front cross-sectional view of an example foundation pit side slope support structure.
Fig. 5 is an enlarged view at a in fig. 4.
Fig. 6 is a structural view of a fixing structure of the embodiment.
In the figure, a 1-supporting bottom plate, a 2-supporting side plate, a 3-clamping plate, a 4-supporting plate, a 5-water outlet, a 6-supporting block, a 7-water outlet, an 8-cover plate, a 9-supporting rib plate, a 10-knob, an 11-first gear, a 12-L-shaped bracket, a 13-round sleeve, a 14-square sleeve, a 15-connecting column, a 16-sliding chute, a 17-sliding block, an 18-lead screw, a 19-connecting rod, a 20-first square rod and a 21-second square rod, 22-threaded rod, 23-screw, 24-second gear, 25-transmission rod, 26-connection disc, 27-third gear, 28-first bevel gear, 29-second bevel gear, 30-fixture block, 31-connection block, 32-groove, 33-sliding block, 34-fixed rod, 35-telescopic rod, 36-limited block, 37-fixed block, 38-clamping rod, 39-long groove, 40-telescopic groove, 41-gear groove and 42-clamping groove.
Detailed Description
The present invention will be described in further detail below.
In the present invention, 'front', 'rear', 'left', 'right', 'up', 'down' refer to the orientation in fig. 1, wherein 'front' refers to facing outwards in fig. 1 with respect to the page, and 'rear' refers to facing inwards in fig. 1 with respect to the page. In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-6, one embodiment provided by the present invention is: the support device comprises a support bottom plate 1, a support side plate 2, a plurality of support rib plates 9, a plurality of connecting rods 19, threaded rods 22, a plurality of clamping blocks 30 and a plurality of support mechanisms with the same structure; the two ends of the supporting bottom plate 1 are respectively provided with a supporting side plate 2 and a plurality of supporting rib plates 9, the bottom end of the supporting bottom plate 1 is rotatably connected with one end of the supporting side plate 2, the bottom end of the supporting bottom plate 1 and the supporting side plate 2 have an included angle larger than 90 degrees and smaller than 180 degrees, the supporting rib plates 9 are perpendicular to the supporting bottom plate 1, the bottoms of the supporting rib plates 9 are fixedly connected with the supporting bottom plate 1, the supporting rib plates 9 are arranged in a front-back straight line, and the distance between two adjacent supporting rib plates 9 is equal; connecting rods 19 are arranged between every two adjacent supporting rib plates 9, threaded rods 22 are arranged between the two supporting rib plates 9 positioned in the central part of the middle of all the supporting rib plates 9, the connecting rods 19 are arranged in parallel with the supporting rib plates 9, and the bottoms of the threaded rods 22 and the bottoms of the connecting rods 19 are fixedly connected with the supporting bottom plate 1; the clamping blocks 30 are arranged on the right side wall of the support side plate 2, the clamping blocks 30 are sequentially arranged from top to bottom along the right side of the support side plate 2, the distance between two adjacent clamping blocks 30 is equal, and each clamping block 30 is rotatably connected with the support side plate 2 by taking one end of each clamping block 30 as a circle center.
Each supporting mechanism comprises a supporting block 6, a plurality of connecting blocks 31, a lifting structure and a supporting structure; the supporting block 6 is arranged above the supporting bottom plate 1, and the supporting block 6 is parallel to the supporting bottom plate 1; a plurality of connecting blocks 31 are fixedly arranged at one end of the supporting block 6, the connecting blocks 31 are arranged in one-to-one correspondence with the connecting rods 19, the connecting rods 19 are sleeved with the connecting blocks 31 respectively, and the connecting blocks 31 are connected with the connecting rods 19 in an up-down sliding manner; the lifting structure comprises an L-shaped bracket 12 with an L-shaped longitudinal section, a connecting column 15, a second square rod 21, a threaded rod 22, a first square rod 20, a first gear 11, a second gear 24 and a connecting disc 26; the L-shaped bracket 12 is arranged at the upper end of the supporting block 6, one edge of the L-shaped bracket 12 is parallel to the supporting block 6 and is close to the connecting rod 19, and the other edge of the L-shaped bracket 12 is perpendicular to the supporting block 6 and is fixedly connected with the supporting block 6; the upper end of the supporting block 6 is provided with a gear groove 41, and the gear groove 41 is arranged below the transverse end of the L-shaped bracket 12; the connecting column 15 is vertically arranged, the lower end of the connecting column 15 passes through one side of the L-shaped bracket 12 parallel to the supporting block 6, the lower end of the connecting column 15 extends into the gear groove 41, the connecting column 15 is rotatably connected with the L-shaped bracket 12, and the connecting column 15 is connected with the L-shaped bracket 12 in an up-down sliding way; the lower end of the connecting column 15 is sleeved with a first gear 11, and the first gear 11 is fixedly connected with the connecting column 15; the lower end of the connecting column 15 is provided with a square rod hole, the lower end of the connecting column 15 is provided with a vertical second square rod 21, the upper end of the second square rod 21 is arranged in the square rod hole, the second square rod 21 is connected with the square rod hole in an up-down sliding manner, and the lower end of the second square rod 21 is rotatably connected with the supporting block 6; the threaded rod 22 is sleeved with a connecting disc 26 connected with the threaded rod 22, the upper end of the connecting disc 26 is sleeved with a second gear 24 fixedly connected with the connecting disc 26, the second gear 24 is meshed with the first gear 11, the lower end of the connecting disc 26 penetrates through the supporting block 6, and the supporting block 6 is rotatably connected with the connecting disc 26;
The support structure comprises a third gear 27, a transmission rod 25, a first bevel gear 28, a second bevel gear 29, a screw 18, a sliding block 17, a support plate 4 and a clamping plate 3; a groove 32 is formed in the side wall of one end, far away from the threaded rod 22, of the gear groove 41, and the groove 32 is communicated with the gear groove 41; a sliding groove 16 is arranged in the supporting block 6, and the sliding groove 16 is arranged below the groove 32; the transmission rod 25 is vertically arranged in the groove 32, the transmission rod 25 is rotatably connected with the supporting block 6, and the lower end of the transmission rod 25 extends into the chute 16; the third gear 27 is arranged in the groove 32, the third gear 27 is sleeved on the transmission rod 25, the third gear 27 is fixedly connected with the transmission rod 25, the right end of the third gear 27 extends into the gear groove 41, and the third gear 27 is meshed with the first gear 11; the lower end of the transmission rod 25 is provided with a first bevel gear 28, and the first bevel gear 28 is fixedly connected with the transmission rod 25; the screw rod 18 is arranged in the sliding groove 16 left and right, and the screw rod 18 is rotatably connected with the supporting block 6; the screw rod 18 is sleeved with a second bevel gear 29, the second bevel gear 29 is fixedly connected with the screw rod 18, and the second bevel gear 29 is arranged in the chute 16; the sliding block 17 is arranged in the sliding groove 16, the sliding block 17 is in sliding connection with the sliding groove 16, and the lead screw 18 penetrates through the sliding block 17 and is in threaded connection with the sliding block 17; the supporting plate 4 is arranged in parallel with the supporting bottom plate 1, the right end of the supporting plate 4 penetrates through the supporting block 6 and extends into the sliding groove 16, and the right end of the supporting plate 4 is fixedly connected with the sliding block 17; the left end of backup pad 4 is equipped with cardboard 3, cardboard 3 and backup pad 4 fixed connection, open in the left side of cardboard 3 has draw-in groove 42, draw-in groove 42 and fixture block 30 tight fit.
In specific implementation, the supporting bottom plate 1 is placed at the edge of a foundation pit and fixed, after the fixing is completed, the supporting side plate 2 is rotated and the supporting side plate 2 is contacted with the side slope of the foundation pit, at the moment, the connecting disc 26 at one side of the supporting block 6 is sleeved on the threaded rod 22, the connecting block 31 is sleeved on the connecting rod 19, the connecting column 15 is rotated, the connecting column 15 rotates and drives the first gear 11 to rotate, the first gear 11 rotates and drives the second gear 24 to rotate, the second gear 24 rotates and drives the connecting disc 26 to rotate, the connecting disc 26 is in threaded connection with the threaded rod 22, so that the supporting block 6 rotatably connected with the connecting disc 26 moves downwards, when the supporting block moves to a designated position, the connecting column 15 is pressed to enable the connecting column 15 to move downwards, and simultaneously the first gear 11 is meshed with the third gear 27, at this time, the connecting column 15 is rotated, the connecting column 15 rotates and drives the first gear 11 to rotate, the first gear 11 rotates and drives the third gear 27 to rotate, the third gear 27 rotates and drives the transmission rod 25 to rotate, the transmission rod 25 rotates and drives the first bevel gear 28 to rotate, the first bevel gear 28 rotates and drives the second bevel gear 29 to rotate, the second bevel gear 29 rotates and drives the lead screw 18 to rotate, the lead screw 18 rotates and drives the sliding block 17 to move, the sliding block 17 moves and drives the supporting plate 4 to move, the clamping block 30 on the supporting side plate 2 is clamped into the clamping groove 42 on the clamping plate 3 at the left end of the supporting plate 4, a new supporting mechanism can be sleeved again after the clamping is completed, the supporting side plate 2 is supported through a plurality of supporting mechanisms, and the supporting side plate 2 is supported more firmly.
Further, the device also comprises a first party rod 20 and a cover plate 8; the first square rod 20 is fixedly connected to the upper end of the threaded rod 22, the cover plate 8 is arranged at the top of the supporting rib plate 9, a rectangular groove is formed in the bottom of the cover plate 8, a square sleeve 14 and a plurality of round sleeves 13 are arranged in the rectangular groove, the square sleeve 14 is tightly matched with the first square rod 20, and the round sleeves 13 are tightly matched with the connecting rods 19 respectively. In specific implementation, the upper ends of the supporting rib plates 9 extend into the rectangular grooves, the upper ends of the first square rods 20 extend into the square sleeves 14, the upper ends of the connecting rods 19 extend into the round sleeves 13, the connecting rods 19, the supporting rib plates 9 and the first square rods 20 are fixed through the cover plate 8, a protection effect is achieved, and meanwhile, the supporting mechanism can be effectively limited.
Further, a plurality of through water outlets 5 are formed in the supporting side plate 2, and the water outlets 5 are distributed in an array mode. The water accumulation in the foundation pit side slope can be effectively discharged through the water discharge ports 5, so that the stress of the foundation pit side slope on the supporting side plate 2 is reduced.
Further, a drainage groove 7 is formed in the upper end of the supporting bottom plate 1. The drainage tank 7 drains the accumulated water on the supporting bottom plate 1.
Further, the support base plate further comprises a plurality of screws 23, wherein the screws 23 are arranged at the upper end of the support base plate 1, the lower ends of the screws 23 penetrate through the support base plate 1, and the screws 23 are respectively in threaded connection with the support base plate 1. The support bottom plate 1 is fixed with the bottom surface of the foundation pit, and the support bottom plate 1 is effectively prevented from sliding.
Further, the device also comprises a plurality of fixing structures with the same structure, the plurality of fixing structures are in one-to-one correspondence with the plurality of supporting rib plates 9, the right side surface of each supporting rib plate 9 is provided with a long groove 39, and each fixing structure comprises a sliding block 33, a fixing rod 34, a telescopic rod 35, a limiting block 36, a fixing block 37 and a clamping rod 38; the sliding block 33 is arranged in the long groove 39, and the sliding block 33 is in sliding connection with the long groove 39; the upper end of the fixed rod 34 is rotatably connected with the right end of the sliding block 33; the upper end of the telescopic rod 35 is provided with a telescopic groove 40, the lower end of the telescopic rod 35 is provided with a fixed block 37, and the fixed block 37 is rotatably connected with the lower end of the telescopic rod 35; the lower end of the fixed rod 34 is arranged in the telescopic groove 40, the outer diameter of the fixed rod 34 is smaller than the telescopic groove 40, the bottom of the fixed rod 34 is fixedly connected with a limiting block 36, the outer diameter of the limiting block 36 is larger than the outer diameter of the fixed rod 34, and the limiting block 36 is in sliding fit with the telescopic groove 40; the clamping rod 38 is vertically arranged on the telescopic rod 35, one end of the clamping rod 38 extends into the telescopic groove 40, and the clamping rod 38 is in threaded connection with the telescopic rod 35. In specific implementation, the position of the sliding block 33 in the long groove 39 and the length of the fixing rod 34 in the telescopic groove 40 are adjusted according to the field environment, the fixing block 37 is fixed on the bottom surface of the foundation pit, and the clamping rod 38 is screwed, so that one end of the clamping rod 38 fixes the fixing rod 34, and the fixing rod 34 is prevented from sliding in the telescopic groove 40. The supporting rib plates 9 are fixed through the fixing rods 34 and the telescopic rods 35, so that the supporting rib plates 9 are effectively prevented from deforming due to overlarge force of the supporting mechanism.
Further, the rotary knob 10 is further included, the rotary knob 10 is arranged at the upper end of the connecting column 15, and the rotary knob 10 is fixedly connected with the connecting column 15. The knob 10 may facilitate adjustment of the connection post 15.
The working principle of the foundation pit side slope supporting structure is as follows:
The supporting bottom plate 1 is arranged at the edge of a foundation pit and fixed by the screw 23, after the fixing is completed, the supporting side plate 2 is rotated and the supporting side plate 2 is contacted with the side slope of the foundation pit, at the moment, the connecting disc 26 at one side of the supporting block 6 is sleeved on the threaded rod 22, the connecting block 31 is sleeved on the connecting rod 19, the connecting column 15 is rotated and drives the first gear 11 to rotate, the first gear 11 is rotated and drives the second gear 24 to rotate, the second gear 24 rotates and drives the connecting disc 26 to rotate, so that the supporting block 6 moves downwards, when the supporting block moves to a specified position, the connecting column 15 is pressed to move downwards, meanwhile, the first gear 11 is meshed with the third gear 27, at the moment, the connecting column 15 is rotated, the connecting column 15 rotates and drives the first gear 11 to rotate, the first gear 11 rotates and drives the third gear 27 to rotate, the third gear 27 rotates and drives the transmission rod 25 to rotate, the transmission rod 25 rotates and drives the first bevel gear 28 to rotate, the first bevel gear 28 rotates and drives the second bevel gear 29 to rotate, the second bevel gear 29 rotates and drives the rotation, the lead screw 18 rotates and drives the sliding block 17 to move, the sliding block 17 moves and drives the supporting plate 4 to move, the lead screw 18 enables the clamping block 30 on the supporting side plate 2 to be clamped into the clamping groove 42 on the clamping plate 3 at the left end of the supporting plate 4, a new supporting mechanism can be sleeved again after the clamping is completed, the supporting side plate 2 is supported through a plurality of supporting mechanisms, and the supporting side plate 2 is supported more firmly.
Meanwhile, the cover plate 8 is covered on the supporting rib plate 9, the first square rod 20 is clamped through the square sleeve 14, the connecting rod 19 is clamped through the round sleeve 13, and the cover plate 8 is fixed on the supporting rib plate 9 through bolts, so that the supporting bottom plate 1 and the supporting side plate 2 are supported more firmly.
Then, the position of the sliding block 33 in the long groove 39 and the length of the fixing rod 34 in the telescopic groove 40 are adjusted according to the field environment, the fixing block 37 is fixed on the bottom surface of the foundation pit, and the clamping rod 38 is screwed, so that one end of the clamping rod 38 fixes the fixing rod 34, and the fixing rod 34 is prevented from sliding in the telescopic groove 40. The supporting rib plates 9 are fixed through the fixing rods 34 and the telescopic rods 35, so that the supporting rib plates 9 are effectively prevented from deforming due to overlarge force of the supporting mechanism.
When the foundation ditch side slope infiltration, water can fall in the water drainage tank 7 on the support bottom plate 1 through outlet 5, finally is discharged, and it is more convenient to splice messenger's foundation ditch drainage through a plurality of support bottom plates 1.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention.
Claims (5)
1. The utility model provides a foundation ditch side slope supporting construction which characterized in that: the support device comprises a support bottom plate (1), a support side plate (2), a plurality of support rib plates (9), a plurality of connecting rods (19), a threaded rod (22), a plurality of clamping blocks (30) and a plurality of support mechanisms with the same structure;
the two ends of the supporting bottom plate (1) are respectively provided with a supporting side plate (2) and a plurality of supporting rib plates (9), the bottom end of the supporting bottom plate (1) is rotatably connected with one end of the supporting side plate (2), the bottom end of the supporting bottom plate (1) and the supporting side plate (2) have included angles larger than 90 degrees and smaller than 180 degrees, the supporting rib plates (9) are perpendicular to the supporting bottom plate (1), the bottoms of the supporting rib plates (9) are fixedly connected with the supporting bottom plate (1), the supporting rib plates (9) are arranged in a front-back straight line, and the intervals between the two adjacent supporting rib plates (9) are equal;
Connecting rods (19) are arranged between two adjacent support rib plates (9), threaded rods (22) are arranged between the two support rib plates (9) positioned at the central parts of all the support rib plates (9), the connecting rods (19) are arranged in parallel with the support rib plates (9), and the bottoms of the threaded rods (22) and the bottoms of the plurality of connecting rods (19) are fixedly connected with the support bottom plate (1);
The clamping blocks (30) are arranged on the right side wall of the supporting side plate (2), the clamping blocks (30) are sequentially arranged from top to bottom along the right side of the supporting side plate (2), the distance between two adjacent clamping blocks (30) is equal, and each clamping block (30) is rotatably connected with the supporting side plate (2) by taking one end of each clamping block (30) as the center of a circle;
Each supporting mechanism comprises a supporting block (6), a plurality of connecting blocks (31), a lifting structure and a supporting structure;
The supporting block (6) is arranged above the supporting bottom plate (1), and the supporting block (6) is parallel to the supporting bottom plate (1);
one end of the supporting block (6) is fixedly provided with a plurality of connecting blocks (31), the connecting blocks (31) are arranged in one-to-one correspondence with the connecting rods (19), the connecting rods (19) are sleeved with the connecting blocks (31) respectively, and the connecting blocks (31) are connected with the connecting rods (19) in an up-and-down sliding mode;
The lifting structure comprises an L-shaped bracket (12) with an L-shaped longitudinal section, a connecting column (15), a second square rod (21), a threaded rod (22), a first square rod (20), a first gear (11), a second gear (24) and a connecting disc (26);
The L-shaped bracket (12) is arranged at the upper end of the supporting block (6), one edge of the L-shaped bracket (12) is parallel to the supporting block (6) and is close to the connecting rod (19), and the other edge of the L-shaped bracket (12) is perpendicular to the supporting block (6) and is fixedly connected with the supporting block;
the upper end of the supporting block (6) is provided with a gear groove (41), and the gear groove (41) is arranged below the transverse end of the L-shaped bracket (12);
The connecting column (15) is vertically arranged, the lower end of the connecting column (15) penetrates through one side, parallel to the supporting block (6), of the L-shaped bracket (12), the lower end of the connecting column (15) extends into the gear groove (41), the connecting column (15) is rotatably connected with the L-shaped bracket (12), and the connecting column (15) is connected with the L-shaped bracket (12) in an up-down sliding mode;
The lower end of the connecting column (15) is sleeved with a first gear (11), and the first gear (11) is fixedly connected with the connecting column (15);
The lower end of the connecting column (15) is provided with a square rod hole, a vertical second square rod (21) is arranged below the connecting column (15), the upper end of the second square rod (21) is arranged in the square rod hole, the second square rod (21) is connected with the square rod hole in an up-down sliding manner, and the lower end of the second square rod (21) is rotatably connected with the supporting block (6);
The threaded rod (22) is sleeved with a connecting disc (26) connected with the threaded rod (22), the upper end of the connecting disc (26) is sleeved with a second gear (24) fixedly connected with the connecting disc (26), the second gear (24) is meshed with the first gear (11), the lower end of the connecting disc (26) penetrates through the supporting block (6), and the supporting block (6) is rotatably connected with the connecting disc (26);
The supporting structure comprises a third gear (27), a transmission rod (25), a first bevel gear (28), a second bevel gear (29), a screw rod (18), a sliding block (17), a supporting plate (4) and a clamping plate (3);
a groove (32) is formed in the side wall of one end, far away from the threaded rod (22), of the gear groove (41), and the groove (32) is communicated with the gear groove (41);
A chute (16) is arranged in the supporting block (6), and the chute (16) is arranged below the groove (32);
The transmission rod (25) is vertically arranged in the groove (32), the transmission rod (25) is rotatably connected with the supporting block (6), and the lower end of the transmission rod (25) extends into the sliding groove (16);
The third gear (27) is arranged in the groove (32), the third gear (27) is sleeved on the transmission rod (25), the third gear (27) is fixedly connected with the transmission rod (25), the right end of the third gear (27) extends into the gear groove (41), and the third gear (27) is meshed with the first gear (11);
a first bevel gear (28) is arranged at the lower end of the transmission rod (25), and the first bevel gear (28) is fixedly connected with the transmission rod (25);
the screw rod (18) is arranged in the sliding groove (16) left and right, and the screw rod (18) is rotatably connected with the supporting block (6);
A second bevel gear (29) is sleeved on the screw rod (18), the second bevel gear (29) is fixedly connected with the screw rod (18), and the second bevel gear (29) is arranged in the chute (16);
The sliding block (17) is arranged in the sliding groove (16), the sliding block (17) is in sliding connection with the sliding groove (16), and the lead screw (18) penetrates through the sliding block (17) and is in threaded connection with the sliding block (17);
The supporting plate (4) is arranged in parallel with the supporting bottom plate (1), the right end of the supporting plate (4) penetrates through the supporting block (6) and extends into the sliding groove (16), and the right end of the supporting plate (4) is fixedly connected with the sliding block (17);
The left end of the supporting plate (4) is provided with a clamping plate (3), the clamping plate (3) is fixedly connected with the supporting plate (4), the left side of the clamping plate (3) is provided with a clamping groove (42), and the clamping groove (42) is tightly matched with the clamping block (30);
The novel square rod structure comprises a connecting rod (22), and is characterized by further comprising a first square rod (20) and a cover plate (8), wherein the first square rod (20) is fixedly connected to the upper end of the threaded rod (22), the cover plate (8) is arranged at the top of a supporting rib plate (9), a rectangular groove is formed in the bottom of the cover plate (8), square sleeves (14) and a plurality of round sleeves (13) are arranged in the rectangular groove, the square sleeves (14) are tightly matched with the first square rod (20), and the round sleeves (13) are tightly matched with the connecting rod (19) respectively;
the device also comprises a plurality of fixing structures with the same structure, the plurality of fixing structures are in one-to-one correspondence with the plurality of supporting rib plates (9), and the right side surface of each supporting rib plate (9) is provided with a long groove (39);
Each fixing structure comprises a sliding block (33), a fixing rod (34), a telescopic rod (35), a limiting block (36), a fixing block (37) and a clamping rod (38);
The sliding block (33) is arranged in the long groove (39), and the sliding block (33) is in sliding connection with the long groove (39);
The upper end of the fixed rod (34) is rotatably connected with the right end of the sliding block (33);
The upper end of the telescopic rod (35) is provided with a telescopic groove (40), the lower end of the telescopic rod (35) is provided with a fixed block (37), and the fixed block (37) is rotatably connected with the lower end of the telescopic rod (35);
The lower end of the fixed rod (34) is arranged in the telescopic groove (40), the outer diameter of the fixed rod (34) is smaller than the telescopic groove (40), a limiting block (36) is fixedly connected to the bottom of the fixed rod (34), the outer diameter of the limiting block (36) is larger than the outer diameter of the fixed rod (34), and the limiting block (36) is in sliding fit with the telescopic groove (40);
The clamping rod (38) is vertically arranged on the telescopic rod (35), one end of the clamping rod (38) extends into the telescopic groove (40), and the clamping rod (38) is in threaded connection with the telescopic rod (35).
2. A foundation pit side slope support structure as set forth in claim 1, wherein: the support side plate (2) is provided with a plurality of through water outlets (5), and the water outlets (5) are distributed in an array mode.
3. A foundation pit side slope support structure as set forth in claim 1, wherein: the upper end of the supporting bottom plate (1) is provided with a drainage groove (7).
4. A foundation pit side slope support structure as set forth in claim 1, wherein: the support base plate (1) is characterized by further comprising a plurality of screws (23), wherein the screws (23) are arranged at the upper end of the support base plate (1), the lower ends of the screws (23) penetrate through the support base plate (1), and the screws (23) are respectively in threaded connection with the support base plate (1).
5. A foundation pit side slope support structure as set forth in claim 1, wherein: the rotary knob (10) is arranged at the upper end of the connecting column (15), and the rotary knob (10) is fixedly connected with the connecting column (15).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110969046.4A CN113653066B (en) | 2021-08-23 | 2021-08-23 | Foundation pit side slope supporting structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110969046.4A CN113653066B (en) | 2021-08-23 | 2021-08-23 | Foundation pit side slope supporting structure |
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| CN113653066A CN113653066A (en) | 2021-11-16 |
| CN113653066B true CN113653066B (en) | 2024-05-03 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114562128B (en) * | 2022-03-31 | 2024-03-26 | 中铁城建集团第一工程有限公司 | steel structure factory building maintenance plate reinforcing structure and use method thereof |
| CN114658005B (en) * | 2022-04-13 | 2023-10-13 | 舜元建设(集团)有限公司 | Foundation pit enclosing purlin supporting device |
| CN115949062B (en) * | 2023-03-10 | 2023-06-02 | 中铁城建集团第一工程有限公司 | Fine sand geological pit slot slope prefabricated member inserting device and construction method |
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