CN213897142U

CN213897142U - Foundation pit supporting structure with shaped steel slant internal stay

Info

Publication number: CN213897142U
Application number: CN202022297080.5U
Authority: CN
Inventors: 武军; 王东
Original assignee: Anhui Yunzhou Construction Engineering Co ltd
Current assignee: Anhui Yunzhou Construction Engineering Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-08-06
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a foundation ditch supporting construction with shaped steel slant internal stay relates to civil engineering and struts technical field, including strutting the main part, strut main part top both sides and install the crossbeam, and crossbeam one side installs the connecting rod, first guide rail is installed to the inside bottom of crossbeam. The utility model discloses in, be equipped with the crossbeam through strutting main part top both sides, and the crossbeam surface is equipped with the sliding tray, crossbeam one side is equipped with the connecting rod, and the connecting rod is connected with the crossbeam inner wall through first spacing slider and first guide rail, connecting rod one side is equipped with the push pedal, and push pedal one side is equipped with the spine, the first nut of screwing is installed on the sliding tray top, can make the spine of spine go into soil according to different foundation ditch level sizes through manpower pulling connecting rod in the supporting device uses, inside messenger's supporting device supported foundation ditch, contrast traditional supporting device, application scope is wider, and in the spine goes into soil, make to strut and slightly increase, the practicality of supporting structure has been embodied.

Description

Foundation pit supporting structure with shaped steel slant internal stay

Technical Field

The utility model relates to a civil engineering struts technical field, especially relates to a supporting construction of foundation ditch with shaped steel slant internal stay.

Background

Along with the rapid development of economy, high-rise building quantity constantly increases, and make full use of underground space has become a trend, urgently needs a neotype foundation ditch supporting construction, and traditional concrete support is the equal level in support, can not excavate the earthwork by a large scale, and construction and excavation time limit for a project are longer, and support demolishs the difficulty, and engineering cost is great.

A steel pipe slant internal stay underground structure disclosed in china practical patent application laid-open specification CN201922307132.X, this steel pipe slant internal stay underground structure, though can realize that the internal cast bracing provides the support counter-force as the depression bar, can realize the perpendicular excavation of earthwork under the condition of not setting up interior support, but can not strut the length of main part according to different foundation ditch degree of depth and width adjustment, strut in order to adapt to various foundation ditches, and inconvenient accomodating after the use, in use the main part is not enough to the billet holding power, cause the shortcoming of the risk of foundation ditch collapse easily.

The length of main part can not be strutted according to different foundation ditch degree of depth and width adjustment to the existing interior stay that can not adapt to various foundation ditches is strutted, and is inconvenient to accomodate after using, and in use main part is not enough to the bearing force of billet, causes the risk that the foundation ditch collapses easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the length that the main part can not be strutted according to different foundation ditch degree of depth and width adjustment to the internal stay of adaptation various foundation ditches is strutted, and is inconvenient taking in after the use, and in use main part is not enough to the billet holding power, causes the shortcoming of the risk that the foundation ditch collapses easily, and the excavation supporting structure who provides has shaped steel slant internal stay.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a foundation pit supporting structure with a profile steel oblique inner support comprises a supporting main body, wherein cross beams are installed on two sides of the top end of the supporting main body, a connecting rod is installed on one side of each cross beam, a first guide rail is installed at the bottom end of the inner portion of each cross beam, the first guide rail is connected with the connecting rod through a first limiting slide block, a push plate is installed on one side of the connecting rod, a spine is installed on one side of the push plate, a sliding groove is formed in the surface of each cross beam, a first screwing nut is installed on the surface of each sliding groove, a movable shaft is arranged in the middle of the top end of the supporting main body, an oblique steel bar is installed on one side of each movable shaft, an extension pipe is installed at the bottom end of the supporting main body, a sliding groove is formed in the middle of the supporting main body, a sliding block is installed on the surface of each sliding groove, a third screwing nut is installed on the surface of each sliding block, a second guide rail is installed on one side of the inner portion of the supporting main body, and is connected with the extension pipe through a second limiting slide block, the supporting device is characterized in that a fixed block is installed on one side of the middle of the supporting main body, a linkage shaft is arranged on the surface of the fixed block, a supporting beam is installed on one side of the linkage shaft, and the supporting beam is connected with an inclined steel bar through a second screwing nut.

Preferably, the push plate forms a movable structure with the cross beam through the connecting rod, the sliding groove, the first screwing nut, the first guide rail and the first limiting slide block, and the first screwing nut is fixedly connected with the connecting rod.

Preferably, the extension pipe forms a movable structure with the support main body through a second guide rail, a second limiting slide block, a sliding groove, a sliding block and a third screwing nut, and the sliding block is connected with the sliding groove in an embedded mode.

Preferably, the inclined steel bars form a movable structure through a movable shaft and the support main body, and the movable shaft is in through connection with the support main body.

Preferably, the inclined steel bars and the fixed block form a movable structure through a second screwing nut, a supporting beam and a linkage shaft, and the linkage shaft is in penetrating connection with the fixed block.

Preferably, the fixing block and the support main body are connected in an embedded mode, and the section of the fixing block is of a rectangular structure.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, be equipped with the crossbeam through strutting main part top both sides, and the crossbeam surface is equipped with the sliding tray, crossbeam one side is equipped with the connecting rod, and the connecting rod is connected with the crossbeam inner wall through first spacing slider and first guide rail, connecting rod one side is equipped with the push pedal, and push pedal one side is equipped with the spine, the first nut of screwing is installed on the sliding tray top, can make the spine of spine go into soil according to different foundation ditch level sizes through manpower pulling connecting rod in the supporting device uses, inside messenger's supporting device supported foundation ditch, contrast traditional supporting device, application scope is wider, and in the spine goes into soil, make to strut and slightly increase, the practicality of supporting structure has been embodied.

2. The utility model discloses in, be equipped with the loose axle through strutting main part top center, and loose axle one side is equipped with oblique billet, it is equipped with two sets of fixed blocks to strut main part one side, and the fixed block passes through the universal driving shaft, it screws the nut and is connected with the sloping to prop up supporting beam and second, can press close to the foundation ditch inclined plane through the manpower pulling oblique billet according to different foundation ditch inclinations difference in strutting the main part use, the nut of screwing of second after the adjustment is finished, it is firm to make oblique billet strut, contrast traditional support device, application scope is wider, and increase oblique billet through a supporting beam and strut intensity, and conveniently accomodate after the use, make things convenient for the workman to carry.

3. The utility model discloses in, be equipped with the spout through strutting main part middle part surface, and the spout is connected with the third nut of screwing through the sliding block, it installs the extension pipe to strut the main part bottom, and the extension pipe is connected with strutting the main part inner wall through second limit slide and second guide rail, can strut main part length according to different foundation ditch degree of depth adjustment in the supporting device use, make bottom spur be connected with the foundation ditch bottom, contrast traditional supporting device and adopt the multistage to cup joint, supporting device bulk strength is stronger, the holding power is stronger, and convenient operation, the live time is few, be suitable for various foundation ditches.

Drawings

FIG. 1 is a schematic diagram of the structure of the middle and outer parts of the present invention;

FIG. 2 is a schematic diagram of the internal structure of the present invention;

fig. 3 is a schematic diagram of the enlarged region at a of the present invention.

Illustration of the drawings:

1. a support main body; 2. pushing the plate; 3. pricking with a sharp point; 4. a cross beam; 5. a sliding groove; 6. a first screw nut; 7. a connecting rod; 8. a linkage shaft; 9. an inclined steel bar; 10. a second screw nut; 11. a support beam; 12. a fixed block; 13. thirdly, screwing a nut; 14. an extension pipe; 15. a slider; 16. a chute; 17. a movable shaft; 18. a first guide rail; 19. a first limit slide block; 20. a second limit slide block; 21. a second guide rail.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a foundation pit supporting structure with a profile steel inclined inner support comprises a supporting main body 1, a push plate 2, a spine 3, a cross beam 4, a sliding groove 5, a first screwing nut 6, a connecting rod 7, a linkage shaft 8, an inclined steel bar 9, a second screwing nut 10, a supporting beam 11, a fixed block 12, a third screwing nut 13, an extension pipe 14, a sliding block 15, a sliding groove 16, a movable shaft 17, a first guide rail 18, a first limit slider 19, a second limit slider 20 and a second guide rail 21, wherein the cross beam 4 is installed on two sides of the top end of the supporting main body 1, the connecting rod 7 is installed on one side of the cross beam 4, the first guide rail 18 is installed on the bottom end of the inside of the cross beam 4, the first guide rail 18 is connected with the connecting rod 7 through the first limit slider 19, the push plate 2 is installed on one side of the connecting rod 7, the spine 3 is installed on one side of the push plate 2, the sliding groove 5 is formed on the surface of the

cross beam

4, and 5 surface mounting of sliding tray has first nut 6 of screwing, it is equipped with loose axle 17 to strut 1 top middle part, and loose axle 17 installs oblique billet 9 in one side, it installs extension pipe 14 to strut 1 bottom of main part, and strut 1 middle part and seted up spout 16, spout 16 surface mounting has sliding block 15, and sliding block 15 surface mounting has third nut 13 of screwing, it installs second guide rail 21 to strut 1 inside one side of main part, and second guide rail 21 is connected with extension pipe 14 through second spacing slider 20, it installs fixed block 12 to strut 1 middle part one side of main part, and fixed block 12 surface has seted up universal driving shaft 8, a supporting beam 11 is installed to universal driving shaft 8 one side, and a supporting beam 11 is connected with oblique billet 9 through second nut 10 of screwing.

Further, push pedal 2 passes through connecting rod 7, the sliding tray 5, first nut 6 of screwing, first guide rail 18 and first spacing slider 19 constitute the active structure with crossbeam 4, and be fixed connection between first nut 6 of screwing and the connecting rod 7, enough make the terminal spine 3 of connecting rod 7 pierce foundation ditch soil in according to different foundation ditch level sizes through manpower pulling connecting rod 7 in strutting main part 1 use, make and strut inside main part 1 supports the foundation ditch, contrast traditional strutting arrangement, application scope is wider.

On the basis of the scheme, the extension pipe 14 forms a movable structure with the supporting main body 1 through the second guide rail 21, the second limiting slide block 20, the sliding groove 16, the sliding block 15 and the third screwing nut 13, the sliding block 15 is connected with the sliding groove 16 in an embedded mode, the length of the supporting main body 1 can be adjusted according to different depths of a foundation pit when the supporting main body 1 is used, the bottom end spine 3 is connected with the bottom end of the foundation pit, compared with a traditional supporting device, multi-section sleeving is adopted, and the supporting device is higher in overall strength.

On the basis of aforementioned scheme, the billet 9 to one side passes through loose axle 17 and struts main part 1 and constitutes the active structure, and for through connection between loose axle 17 and the support main part 1, can be according to the required inclination that supports of different foundation ditch, billet 9 to one side rotates through loose axle 17 and adjusts billet 9 to one side and supports the angle, makes things convenient for personnel's operation.

Further, the oblique billet 9 is through the second nut 10 of screwing, it constitutes the active structure to prop up a supporting beam 11 and universal driving shaft 8 and fixed block 12, and be through connection between universal driving shaft 8 and the fixed block 12, can press close to the foundation ditch inclined plane through manpower pulling oblique billet 9 according to different foundation ditch inclinations difference in strutting main part 1 use, screw the second nut 10 of screwing after the adjustment is ended, it is firm firmly to make oblique billet 9 fixed, it struts intensity to increase oblique billet 9 through a supporting beam 11, and make things convenient for the workman to accomodate after the use.

On the basis of the scheme, the fixing block 12 is connected with the supporting main body 1 in an embedded mode, the cross section of the fixing block 12 is of a rectangular structure, the fixing block 12 and the supporting main body 1 can be fixed firmly, and the supporting strength of the supporting beam 11 is improved.

The working principle is as follows: when the support device is used, firstly, the spines 3 at the bottom end of the support main body 1 are pierced into the bottom end of a supported foundation pit through manpower, the sliding blocks 15 are pushed through manpower according to the depth of the foundation pit, the extension pipe 14 is enabled to move in the second guide rail 21 through the second limiting sliding blocks 20, the support main body 1 is enabled to be lifted, after adjustment is finished, the third screwing nuts 13 are rotated through manpower to enable the extension pipe 14 to be firmly fixed with the support main body 1, the connecting rods 7 at the two sides of the cross beam 4 are pulled through manpower to drive the connecting rods 7 to move in the first guide rail 18 through the first limiting sliding blocks 19, so that the two groups of spines 3 are pierced into the two sides of the top end of the supported foundation pit, after adjustment, the first screwing nuts 6 are rotated through manpower, the support main body 1 is enabled to horizontally fix the foundation pit firmly, the inclined steel bars 9 are pulled through manpower to enable the inclined steel bars 9 to be close to the inclined steel bars 9 to the slope of the foundation pit according to the inclined angle of the foundation pit, the inclined steel bars 9 are driven to drive the support beam 11 to move in the fixing block 12 through the linkage shaft 8, so that the support main body 1 and the support main body 11 and the inclined steel bars 9 are enabled to be combined with the support main body 1 The second screwing nut 10 is rotated manually after the adjustment to enable the inclined steel bar 9 to be fixed firmly, so that the supporting main body 1 is supported firmly on the inner part of the foundation pit.

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

1. The utility model provides a foundation ditch supporting construction with shaped steel slant internal stay, includes and struts main part (1), its characterized in that, strut main part (1) top both sides and install crossbeam (4), and crossbeam (4) one side installs connecting rod (7), first guide rail (18) are installed to the inside bottom of crossbeam (4), and first guide rail (18) are connected with connecting rod (7) through first spacing slider (19), connecting rod (7) one side is installed push pedal (2), and push pedal (2) one side installs spine (3), sliding tray (5) have been seted up on crossbeam (4) surface, and sliding tray (5) surface mounting have first nut of screwing (6), strut main part (1) top middle part and be equipped with loose axle (17), and loose axle (17) one side installs oblique billet (9), strut main part (1) bottom and install extension pipe (14), and strut main part (1) middle part and seted up spout (16), spout (16) surface mounting has sliding block (15), and sliding block (15) surface mounting has the third nut (13) of screwing, strut main part (1) inside one side and install second guide rail (21), and second guide rail (21) are connected with extension pipe (14) through second limit slide (20), strut main part (1) middle part one side and install fixed block (12), and fixed block (12) surface has seted up universal driving shaft (8), a supporting beam (11) is installed to universal driving shaft (8) one side, and a supporting beam (11) are screwed nut (10) through the second and are connected with oblique billet (9).

2. The foundation pit supporting structure with the steel section oblique inner support is characterized in that the push plate (2) and the cross beam (4) form a movable structure through a connecting rod (7), a sliding groove (5), a first screwing nut (6), a first guide rail (18) and a first limiting slide block (19), and the first screwing nut (6) is fixedly connected with the connecting rod (7).

3. The foundation pit supporting structure with the steel section oblique inner support is characterized in that the extension pipe (14) forms a movable structure with the supporting main body (1) through a second guide rail (21), a second limiting slide block (20), a sliding groove (16), a sliding block (15) and a third screwing nut (13), and the sliding block (15) is connected with the sliding groove (16) in an embedded mode.

4. The foundation pit supporting structure with the steel section oblique inner support is characterized in that the oblique steel bars (9) and the supporting main body (1) form a movable structure through movable shafts (17), and the movable shafts (17) are in penetrating connection with the supporting main body (1).

5. The foundation pit supporting structure with the steel section oblique inner support is characterized in that the oblique steel bars (9) form a movable structure with a fixed block (12) through second screwing nuts (10), a supporting beam (11) and a linkage shaft (8), and the linkage shaft (8) is in through connection with the fixed block (12).

6. The foundation pit supporting structure with the steel section oblique inner support is characterized in that the fixing blocks (12) are connected with the supporting main body (1) in an embedded mode, and the cross section of each fixing block (12) is of a rectangular structure.