CN217870517U - Building foundation pit supporting device - Google Patents
Building foundation pit supporting device Download PDFInfo
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- CN217870517U CN217870517U CN202222042910.9U CN202222042910U CN217870517U CN 217870517 U CN217870517 U CN 217870517U CN 202222042910 U CN202222042910 U CN 202222042910U CN 217870517 U CN217870517 U CN 217870517U
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- foundation pit
- supporting device
- building foundation
- bottom plate
- pit supporting
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Abstract
The utility model discloses a building foundation pit supporting device belongs to excavation supporting technical field, install the building foundation pit backplate on the bottom plate top including bottom plate and rotation, the bottom equidistance of bottom plate is fixed with the antiskid ribbed tile, and the top face both sides of bottom plate all set up the spout that is T type structure, the identical grafting in top of spout has the slider, the bottom mounting of slider has the slide bar with spout bottom joint, and the both ends of slider have all seted up the constant head tank, the lateral wall top symmetry of building foundation pit supporting backplate is fixed with the mounting bracket, it is provided with the head rod to rotate in the mounting bracket, grafting with adjustable in the head rod has the telescopic link, cup joint the second connecting rod with adjustable the bottom of telescopic link, this building foundation pit supporting device is convenient for install and dismantle excavation supporting device to folding excavation supporting device, promoted the convenience of excavation supporting device installation, dismantlement and transportation.
Description
Technical Field
The utility model belongs to the technical field of the excavation supporting, especially, relate to a building excavation supporting device.
Background
The foundation pit is a soil pit excavated at a foundation design position according to the substrate elevation and the foundation plane size, and an excavation scheme is determined according to geological and hydrological data and the condition of buildings nearby a site before excavation; the foundation pit support is an open pit formed by downward excavation from the ground surface by adopting supporting, retaining, reinforcing and protecting measures for the side wall and the surrounding environment of the foundation pit in order to ensure the safety of the underground structure construction and the surrounding environment of the foundation pit.
Current excavation supporting device can install the vaulting pole additional for guaranteeing the intensity of a backplate between supporting board and bottom plate, however the both ends of bracing piece are mostly through the bolt fastening on backplate and bottom plate, because supporting device need be used in the open air for a long time, the condition of corrosion easily appears in the bolt, leads to current excavation supporting device to be not convenient for install and dismantle, has influenced the construction progress greatly, has caused economic loss.
Therefore, the building foundation pit supporting device solves the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving prior art, supporting device need use in the open air for a long time, and the condition of corrosion easily appears in the bolt, leads to current excavation supporting device not convenient to install and dismantle, has influenced the construction progress to a very big degree, has caused economic loss's problem, and the building excavation supporting device who provides.
In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a building foundation pit supporting device, includes the bottom plate and rotates the backplate of installing at the building foundation pit on bottom plate top, the bottom equidistance of bottom plate is fixed with the antiskid ribbed tile, and the spout that is T type structure is all seted up to the top face both sides of bottom plate, the identical grafting in top of spout has the slider, the bottom mounting of slider has the slide bar with spout bottom joint, and the both ends of slider have all seted up the constant head tank, the lateral wall top symmetry of backplate is fixed with the mounting bracket in the building foundation pit, it is provided with the head rod to rotate in the mounting bracket, adjustable grafting has the telescopic link in the head rod, the adjustable second connecting rod that has cup jointed of bottom of telescopic link, the bottom mounting of second connecting rod has the identical connecting portion of pegging graft in the slider, the equal elasticity in both ends of connecting portion is pegged graft there is the locating piece with the constant head tank joint.
Through the technical scheme, accessible building foundation ditch props up the backplate and rotates the top of installing at the bottom plate, the head rod rotates and sets up in the mounting bracket of building foundation ditch props up the backplate lateral wall, the second connecting rod is through the anastomotic grafting of the connecting portion of its bottom in the slider, and the locating piece of connecting portion lateral wall elasticity grafting and the constant head tank joint of slider lateral wall, thereby make the bottom of second connecting rod install on the bottom plate, when dismantling strutting arrangement, lateral wall extrusion locating piece from the slider shifts out from the constant head tank, and shrink to the expansion tank that the connecting portion lateral wall was seted up, make connecting portion shift out from the slider, and make the both ends of telescopic link shrink respectively to in head rod and the second connecting rod, make building foundation ditch support board rotation level place the top at the bottom plate, be convenient for install and dismantle the excavation supporting device, and fold the excavation supporting device, the convenience of dismantlement and transportation has been promoted.
As a further preferable scheme, two sides of the bottom end surface of the bottom plate are both fixed with lug plates, and two sides of the bottom end of the building foundation pit supporting and protecting plate are respectively rotatably inserted in the two lug plates.
Through above-mentioned technical scheme, the installation is rotated to building foundation ditch backplate to the accessible otic placode, makes building foundation ditch backplate rotatory shrink to the top of bottom plate when not using.
As a further preferred scheme, a positioning plate is fixed at the bottom end of the side wall of the bottom plate in a protruding mode, and a baffle plate abutted against the building foundation pit supporting plate is fixed at the top end of the side wall of the bottom plate.
Through above-mentioned technical scheme, the accessible inserts the lateral wall of foundation ditch at the in-process locating plate of strutting, and the weight of foundation ditch lateral wall earth makes the bottom plate keep fixed, and the baffle carries out the separation to the rotatory stroke of building foundation ditch supporting plate, makes building foundation ditch supporting plate rotatory to vertical state.
As a further preferred scheme, screw holes are tapped on the side wall of the telescopic rod at equal intervals, and two ends of the telescopic rod are respectively inserted in the first connecting rod and the second connecting rod in a sliding manner.
As a further preferable scheme, bolts are installed on the side walls of the first connecting rod and the second connecting rod, and the bolts are inserted in the screw holes in a threaded mode.
Through above-mentioned technical scheme, accessible bolt screw thread is pegged graft and is made the both ends of telescopic link keep fixed with head rod and second connecting rod respectively in the screw.
As a further preferable scheme, a telescopic groove is formed in a side wall of the connecting portion, and a spring is fixed to an inner wall of the telescopic groove.
Through above-mentioned technical scheme, accessible spring promotion locating piece makes it shift out from the telescopic slot, and when the second connecting rod set up in the slope, slider and slide bar rotated in the spout.
As a further preferred scheme, one end of the positioning block is inserted into the telescopic groove in an inosculating manner and is fixedly connected with the spring, and the other end of the positioning block is inserted into the positioning groove in an inosculating manner.
Through the technical scheme, the positioning blocks can be matched and inserted into the positioning grooves, so that the connecting parts can be kept fixed in the sliding grooves.
To sum up, the utility model discloses a technological effect and advantage: this building excavation supporting device, rotate through building excavation supporting plate and install the top at the bottom plate, the head rod rotates and sets up in the mounting bracket of building excavation supporting plate lateral wall, the second connecting rod is through the anastomotic grafting of the connecting portion of its bottom in the slider, and the locating piece of connecting portion lateral wall elasticity grafting and the constant head tank joint of slider lateral wall, thereby make the bottom of second connecting rod install on the bottom plate, when dismantling supporting device, lateral wall extrusion locating piece from the slider shifts out from the constant head tank, and shrink to the expansion tank that the connecting portion lateral wall was seted up, make connecting portion shift out from the slider, and make the both ends of telescopic link shrink respectively in head rod and second connecting rod, make building excavation supporting plate rotation level place the top at the bottom plate, be convenient for install and dismantle excavation supporting device, and fold excavation supporting device, the convenience of dismantlement and transportation has been promoted excavation supporting device installation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the bottom plate structure of the present invention;
FIG. 3 is a schematic view of a second connecting rod of the present invention;
fig. 4 is an enlarged schematic view of a structure shown in fig. 1 according to the present invention.
In the figure: 1. a base plate; 2. a telescopic rod; 3. a first connecting rod; 4. building foundation pit supporting and protecting plates; 5. positioning a plate; 6. a second connecting rod; 7. a chute; 8. an ear plate; 9. a baffle plate; 10. a cleat; 11. a bolt; 12. a screw hole; 13. a connecting portion; 14. a slider; 15. a slide bar; 16. positioning a groove; 17. positioning blocks; 18. a spring; 19. a telescopic groove; 20. and (7) mounting frames.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 and 2, the building foundation pit supporting device comprises a bottom plate 1 and a building foundation pit supporting and protecting plate 4 rotatably installed at the top end of the bottom plate 1, wherein antiskid plates 10 are fixed at the bottom end of the bottom plate 1 at equal intervals, sliding chutes 7 in a T-shaped structure are formed in two sides of the top end face of the bottom plate 1, and sliding blocks 14 are inserted into the top ends of the sliding chutes 7 in a matching and inserting manner;
both sides of the bottom end surface of the bottom plate 1 are fixed with the ear plates 8, both sides of the bottom end of the building foundation pit supporting and protecting plate 4 are respectively rotated and inserted into the two ear plates 8, and the ear plates 8 are used for rotatably installing the building foundation pit supporting and protecting plate 4, so that the building foundation pit supporting and protecting plate 4 is rotatably contracted above the bottom plate 1 when not used.
The lateral wall bottom protrusion of bottom plate 1 is fixed with locating plate 5, and the lateral wall top of bottom plate 1 be fixed with the building foundation ditch prop up baffle 9 of 4 butts of backplate, at the lateral wall that the in-process locating plate 5 of strutting inserted the foundation ditch, the weight of foundation ditch lateral wall earth makes bottom plate 1 keep fixed, baffle 9 carries out the separation to the rotatory stroke of building foundation ditch prop up backplate 4, makes building foundation ditch prop up backplate 4 rotatory to vertical state.
Referring to fig. 3 and 4, a sliding rod 15 clamped with the bottom of the sliding chute 7 is fixed at the bottom end of the sliding block 14, positioning grooves 16 are formed in two ends of the sliding block 14, mounting frames 20 are symmetrically fixed at the top ends of the side walls of the building foundation pit supporting plate 4, a first connecting rod 3 is rotatably arranged in the mounting frames 20, and a telescopic rod 2 is adjustably inserted into the first connecting rod 3;
the second connecting rod 6 has been cup jointed with adjustable the bottom of telescopic link 2, and the bottom mounting of second connecting rod 6 has the connecting portion 13 of identical grafting in slider 14, and the equal elasticity in both ends of connecting portion 13 is pegged graft and is had the locating piece 17 with constant head tank 16 joint.
The building foundation pit supporting and protecting plate 4 is rotatably installed at the top end of the bottom plate 1, the first connecting rod 3 is rotatably arranged in an installing frame 20 on the side wall of the building foundation pit supporting and protecting plate 4, the second connecting rod 6 is inserted into the sliding block 14 in a matching mode through a connecting part 13 at the bottom end of the second connecting rod 6, and a positioning block 17, elastically inserted into the side wall of the connecting part 13, is clamped with a positioning groove 16 on the side wall of the sliding block 14, so that the bottom end of the second connecting rod 6 is installed on the bottom plate 1;
the side wall extrusion positioning block 17 of the sliding block 14 is moved out of the positioning groove 16 and contracted into a telescopic groove 19 formed in the side wall of the connecting part 13, so that the connecting part 13 is moved out of the sliding block 14, two ends of the telescopic rod 2 are respectively contracted into the first connecting rod 3 and the second connecting rod 6, the building foundation pit supporting plate 4 is horizontally placed at the top end of the bottom plate 1 in a rotating mode, the foundation pit supporting device is convenient to mount and dismount, and the foundation pit supporting device is folded.
The side wall of the connecting part 13 is provided with a telescopic groove 19, a spring 18 is fixed on the inner wall of the telescopic groove 19, the spring 18 pushes the positioning block 17 to move out of the telescopic groove 19, and when the second connecting rod 6 is obliquely arranged, the sliding block 14 and the sliding rod 15 rotate in the sliding groove 7.
One end of the positioning block 17 is inserted in the telescopic slot 19 in an inosculating manner and is fixedly connected with the spring 18, the other end of the positioning block 17 is inserted in the positioning slot 16 in an inosculating manner, and the positioning block 17 is inserted in the positioning slot 16 in an inosculating manner, so that the connecting part 13 is kept fixed in the sliding slot 7.
The working principle is as follows: when the supporting device is disassembled, the side wall extrusion positioning block 17 of the sliding block 14 is moved out of the positioning groove 16 and is contracted into the telescopic groove 19 formed in the side wall of the connecting part 13, so that the connecting part 13 is moved out of the sliding block 14, two ends of the telescopic rod 2 are respectively contracted into the first connecting rod 3 and the second connecting rod 6, the building foundation pit supporting plate 4 is horizontally placed at the top end of the bottom plate 1 in a rotating mode, and the disassembled foundation pit supporting device is folded.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a building foundation pit supporting device, includes bottom plate (1) and rotates and installs building foundation pit backplate (4) on bottom plate (1) top, its characterized in that, the bottom equidistance of bottom plate (1) is fixed with antiskid ribbed tile (10), and bottom plate (1) top face both sides all offer spout (7) that are T type structure, the top of spout (7) coincide pegs graft and has slider (14), the bottom mounting of slider (14) has slide bar (15) with spout (7) bottom joint, and constant head tank (16) have all been seted up at the both ends of slider (14), the lateral wall top symmetry of building foundation pit backplate (4) is fixed with mounting bracket (20), it is provided with head rod (3) to rotate in mounting bracket (20), adjustable peg graft in head rod (3) has telescopic link (2), adjustable the cup joint of the bottom of telescopic link (2) has second connecting rod (6), the bottom mounting of second connecting rod (6) has constant head tank (13) that coincide in slider (14), the both ends of connecting portion (13) all elasticity peg graft and have joint with locating piece (16).
2. The foundation pit supporting device for the building as claimed in claim 1, wherein the bottom end surface of the bottom plate (1) is fixed with two lugs (8) on both sides, and the bottom end of the foundation pit supporting and protecting plate (4) is rotatably inserted into the two lugs (8) respectively.
3. The building foundation pit supporting device according to claim 2, wherein a positioning plate (5) is fixed at the bottom end of the side wall of the bottom plate (1) in a protruding mode, and a baffle plate (9) abutted against the building foundation pit supporting plate (4) is fixed at the top end of the side wall of the bottom plate (1).
4. The building foundation pit supporting device according to claim 1, wherein screw holes (12) are formed in the side walls of the telescopic rods (2) at equal intervals, and two ends of each telescopic rod (2) are inserted into the first connecting rod (3) and the second connecting rod (6) in a sliding mode respectively.
5. The building foundation pit supporting device according to claim 4, wherein bolts (11) are installed on the side walls of the first connecting rod (3) and the second connecting rod (6), and the bolts (11) are inserted into the screw holes (12) in a threaded mode.
6. The building foundation pit supporting device according to claim 1, wherein the side wall of the connecting part (13) is provided with a telescopic groove (19), and a spring (18) is fixed on the inner wall of the telescopic groove (19).
7. The building foundation pit supporting device according to claim 6, wherein one end of the positioning block (17) is inserted into the telescopic groove (19) in an inosculating manner and is fixedly connected with the spring (18), and the other end of the positioning block (17) is inserted into the positioning groove (16) in an inosculating manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222042910.9U CN217870517U (en) | 2022-08-04 | 2022-08-04 | Building foundation pit supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222042910.9U CN217870517U (en) | 2022-08-04 | 2022-08-04 | Building foundation pit supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217870517U true CN217870517U (en) | 2022-11-22 |
Family
ID=84075233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222042910.9U Active CN217870517U (en) | 2022-08-04 | 2022-08-04 | Building foundation pit supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217870517U (en) |
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2022
- 2022-08-04 CN CN202222042910.9U patent/CN217870517U/en active Active
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