CN215367297U

CN215367297U - Foundation pit supporting structure

Info

Publication number: CN215367297U
Application number: CN202023105495.4U
Authority: CN
Inventors: 付经伟; 王相远; 刘莹
Original assignee: Tianjin Haotian Building Engineering Co ltd
Current assignee: Tianjin Haotian Building Engineering Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-12-31
Anticipated expiration: 2030-12-22

Abstract

The utility model belongs to the technical field of foundation ditch technique and specifically relates to a foundation ditch supporting construction is related to, its include with the baffle of foundation ditch lateral wall butt, the baffle is kept away from foundation ditch lateral wall one side and is provided with the strutting arrangement who is used for supporting the baffle. In this application, when demolising the baffle, remove strutting arrangement and keep away from the baffle, then remove the baffle and keep away from the foundation ditch lateral wall, whole process has reduced the volume of dropping of soil in the foundation ditch lateral wall, reaches the effect that has improved clean degree in the foundation ditch.

Description

Foundation pit supporting structure

Technical Field

The application relates to the field of foundation ditch technique, especially, relate to a foundation ditch supporting construction.

Background

At present, in order to ensure the smooth construction of a foundation pit and the safety of surrounding buildings, a supporting structure is generally arranged between the foundation pit and the side wall of the foundation pit, and the side wall of the foundation pit and the surrounding environment are supported, blocked, reinforced and protected by the supporting structure.

Referring to fig. 1, the traditional supporting structure is a baffle 2, the baffle 2 is vertically arranged, the side wall of the baffle 2 is abutted to the side wall of the foundation pit 1, a fixing steel nail 21 is arranged between the baffle 2 and the foundation pit 1, one end of the fixing steel nail 21 penetrates through the baffle 2 and then is inserted into the foundation pit 1, and the fixing steel nail 21 fixes the baffle 2 on the side wall of the foundation pit 1. When the supporting structure is installed, the movable baffle 2 is abutted against the side wall of the foundation pit 1, then the movable fixing steel nails 21 penetrate through the baffle 2 and then are fixed with the side wall of the foundation pit 1, and the supporting structure is installed.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when demolising the baffle, extract the fixed steel nail, the soil of fixed steel nail with the foundation ditch lateral wall is taken out, leads to the clean degree in the foundation ditch to reduce.

SUMMERY OF THE UTILITY MODEL

In order to improve the clean degree in the foundation ditch, this application provides a foundation ditch supporting construction.

The application provides a foundation ditch supporting construction adopts following technical scheme:

the utility model provides a foundation pit supporting construction, includes the baffle with the lateral wall butt of foundation pit, the baffle is kept away from lateral wall one side of foundation pit and is provided with the strutting arrangement who is used for supporting the baffle.

By adopting the technical scheme, when the supporting structure is installed, the movable baffle is abutted against the side wall of the foundation pit, and then the position of the baffle is limited by using the supporting device; when demolising the baffle, remove strutting arrangement and keep away from the baffle, and then has detached the fixed to the baffle position, then remove the baffle and keep away from the foundation ditch lateral wall, whole process has reduced the volume of dropping of soil in the foundation ditch lateral wall, has reached the effect that has improved clean degree in the foundation ditch.

Preferably, strutting arrangement includes base and support frame, and fixed connection can be dismantled with the foundation ditch diapire to the base, support frame one end and base sliding connection, and the other end keeps away from foundation ditch lateral wall one side butt with the baffle.

Through adopting above-mentioned technical scheme, remove base and foundation ditch diapire butt to fix the base position, then the support frame slides, makes the support frame be close to the baffle and removes, keeps away from one side butt of foundation ditch lateral wall up to support frame and baffle, and then has realized fixing the support of baffle in foundation ditch lateral wall department, has improved the convenience of fixed stop position simultaneously.

Preferably, a base plate is arranged between the support frame and the baffle plate, and the base plate is fixedly connected with the support frame.

Through adopting above-mentioned technical scheme, the support frame removes along the direction that is close to the baffle, and the support frame drives one side butt that foundation ditch lateral wall was kept away from to backing plate and baffle, and the backing plate has increased the support area of support frame to the baffle, has further improved the stability of being connected between backup pad and the baffle.

Preferably, the support frame is provided with two at least, and adjacent support frame is located the support frame and keeps away from base one side, can dismantle fixed connection between two adjacent support frames.

Through adopting above-mentioned technical scheme, select the number of support frame according to the length of baffle, then connect a plurality of support frames along keeping away from the base direction, improved the practicality of support frame, realized the controllability of strutting arrangement height simultaneously, improved strutting arrangement and to the support effect of baffle.

Preferably, the support frame fixedly connected with grafting piece, the inserting groove has been seted up to adjacent support frame, and the inserting groove cooperates with grafting of grafting piece, is provided with the dead piece of lock that is used for fixed two adjacent support frames between inserting groove and the grafting piece.

Through adopting above-mentioned technical scheme, when connecting two adjacent support frames, remove adjacent support frame and be close to the support frame and keep away from base one side, make the grafting piece insert the inserting groove in, grafting piece and inserting groove diapire butt, then utilize the dead piece of lock to fix the position between grafting piece and the inserting groove, and then fix the position of two adjacent support frames, realized the connection of dismantling between two adjacent support frames, improved the convenience of extension support frame height simultaneously.

Preferably, the base has been seted up the spout, and support frame fixedly connected with slider, slider and spout sliding connection are provided with between slider and the base and are used for making the slider along the gliding adjusting part of spout.

Through adopting above-mentioned technical scheme, utilize adjusting part to come the slider that slides, make the slider slide along the spout, the slider drives the support frame motion, makes support frame and baffle butt to press from both sides the baffle tightly, further improved strutting arrangement to the support effect of baffle, realized the sliding connection between support frame and the base simultaneously.

Preferably, the adjusting assembly comprises a motor and a lead screw, the lead screw is arranged in the sliding groove in a penetrating mode and penetrates through the sliding block, the lead screw is connected with the base in a rotating mode, the lead screw is connected with the sliding block in a threaded mode, the lead screw is fixedly connected with the motor, and the motor is fixedly connected with the base.

Through adopting above-mentioned technical scheme, starter motor, motor drive lead screw rotate, and the lead screw drives the slider and slides along the spout, has realized the removal to the slider, has improved the convenience of removing the slider simultaneously, labour saving and time saving.

Preferably, the baffle is provided with a plurality of, is provided with between two adjacent baffles to be used for making two adjacent baffles can dismantle the coupling assembling of connecting.

Through adopting above-mentioned technical scheme, utilize a plurality of baffles to protect the foundation ditch lateral wall to utilize coupling assembling to connect between two adjacent baffles, improved the stability of connecting between a plurality of baffles.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the supporting device, the falling amount of soil in the side wall of the foundation pit is reduced in the whole process, and the effect of improving the cleaning degree in the foundation pit is achieved;

2. through the arrangement of the backing plate, the supporting area of the supporting frame for the baffle plate is increased, and the connection stability between the supporting plate and the baffle plate is further improved;

3. through the arrangement of the motor and the lead screw, the slider is moved, and meanwhile, the convenience of moving the slider is improved, and time and labor are saved.

Drawings

FIG. 1 is a schematic diagram of a background art configuration;

FIG. 2 is a schematic structural view of the present application within a foundation pit;

FIG. 3 is a schematic structural diagram of the present application;

FIG. 4 is a cross-sectional view of the base of the present application;

fig. 5 is an exploded view of two adjacent support frames when they are plugged.

Description of reference numerals: 1. a foundation pit; 2. a baffle plate; 21. fixing the steel nail; 3. a support device; 31. a base; 311. a chute; 312. a base plate; 32. a support frame; 321. a vertical rod; 3211. a slider; 3212. an insertion block; 3213. inserting grooves; 3214. locking the bolt; 322. a cross bar; 3221. a base plate; 323. a diagonal bar; 33. an adjustment assembly; 331. a motor; 332. a lead screw; 4. a connecting assembly; 41. a rotating shaft; 42. a connecting rod; 43. clamping a plate; 5. a fixing assembly; 51. an expansion bolt; 52. and a nut.

Detailed Description

The present application is described in further detail below with reference to figures 2-5.

The embodiment of the application discloses a foundation ditch supporting construction. Referring to fig. 2, a foundation pit supporting structure sets up in

foundation ditch

1, and 1 vertical settings of foundation ditch, supporting structure include baffle 2, and 2 vertical settings of baffle, 2 one sides of baffle and 1 lateral wall butt of foundation ditch are provided with strutting arrangement 3 between opposite side and the 1 diapire of foundation ditch, and baffle 2 is provided with threely, is provided with coupling assembling 4 between two adjacent baffles 2. Remove baffle 2 and 1 lateral wall butt of foundation ditch, then utilize strutting arrangement 3 to fix the position of baffle 2, then repeat above-mentioned step to remaining baffle 2, utilize coupling assembling 4 to be connected between two adjacent baffles 2.

Referring to fig. 2 and 3, two side walls of two adjacent baffles 2, which are close to each other, are fixed by inserting; coupling assembling 4 includes pivot 41, connecting rod 42 and cardboard 43, the setting of pivot 41 level, one side fixed connection of foundation ditch 1 lateral wall is kept away from with baffle 2 to pivot 41 one end, cardboard 43 sets up to the L form, the vertical setting of cardboard 43, cardboard 43 lies in same side with pivot 41, cardboard 43 and 2 lateral wall fixed connection of baffle, leave the gap between cardboard 43 and the 2 lateral walls of baffle, the vertical setting of connecting rod 42, connecting rod 42 pot head is established in the pivot 41 outside, and connecting rod 42 rotates with pivot 41 to be connected, the other end cooperates with cardboard 43 joint, connecting rod 42 and cardboard 43 are located the both ends of 2 lateral walls of baffle respectively.

When two adjacent baffles 2 are connected, the positions of the baffles 2 are fixed, then the ends of the connecting rods 42 of the adjacent baffles 2 are moved to be close to the ends of the clamping plates 43 of the baffles 2, and the two adjacent baffles 2 are inserted; then rotate the connecting rod 42 of adjacent baffle 2, make connecting rod 42 use pivot 41 to rotate as the axis, connecting rod 42 is close to the cardboard 43 of baffle 2, and connecting rod 42 inserts the gap department between cardboard 43 and the baffle 2, and connecting rod 42 and cardboard 43 butt to realized the dual connection between two adjacent baffles 2, improved the compactness of connecting between two adjacent baffles 2.

Referring to fig. 2 and 3, the supporting device 3 includes a base 31 and a supporting frame 32, a fixing component 5 is disposed between the base 31 and the bottom wall of the foundation pit 1, one end of the supporting frame 32 is slidably connected with the base 31, and the other end of the supporting frame is abutted to one side of the baffle plate 2, which is far away from the side wall of the foundation pit 1.

Fixing the base 31 and the bottom wall of the foundation pit 1 by using the fixing component 5, then sliding the support frame 32 to enable the support frame 32 to be abutted against one side of the baffle plate 2, which is far away from the side wall of the foundation pit 1, and supporting the baffle plate 2 by using the support frame 32; when demolising baffle 2, remove strutting arrangement 3 and keep away from baffle 2, then remove baffle 2 and keep away from 1 lateral wall of foundation ditch, whole process has reduced the volume of dropping of soil in 1 lateral wall of foundation ditch, reaches the effect that has improved clean degree in 1 foundation ditch.

Referring to fig. 2 and 3, the base 31 is horizontally arranged, the base 31 is provided with a bottom plate 312 perpendicular to the baffle 2 and at the bottom end of the base 31, the bottom plate 312 is arranged in parallel with the base 31, and the top end of the bottom plate 312 is fixedly connected with the bottom end of the base 31; fixed subassembly 5 sets up between bottom plate 312 and foundation ditch 1 diapire, and fixed subassembly 5 includes expansion bolts 51 and nut 52, and expansion bolts 51 is vertical to be set up, and expansion bolts 51 is provided with four, and four expansion bolts 51 distribute at four angles of bottom plate 312, and expansion bolts 51 bottom and foundation ditch 1 diapire fixed connection, and expansion bolts 51 top pass behind the bottom plate 312 with nut 52 threaded connection.

When installing base 31, remove base 31 and be close to foundation ditch 1 diapire, base 31 drives bottom plate 312 and foundation ditch 1 diapire butt, makes expansion bolts 51 pass bottom plate 312 simultaneously, then swivel nut 52, makes nut 52 and expansion bolts 51 threaded connection to realized the fixed to base 31 position.

Referring to fig. 4, a sliding groove 311 is horizontally formed in the top end of the base 31, the sliding groove 311 is a T-shaped groove, the sliding groove 311 is formed in the direction perpendicular to the baffle 2, a sliding block 3211 is arranged in the sliding groove 311, the sliding block 3211 is fixedly connected with the bottom end of the support frame 32, the sliding block 3211 is horizontally arranged, the sliding block 3211 is inserted into the sliding groove 311, the sliding block 3211 is slidably connected with the sliding groove 311, and an adjusting assembly 33 is arranged between the sliding block 3211 and the sliding groove 311.

Utilize adjusting part 33 to remove slider 3211, make slider 3211 slide along spout 311, slider 3211 drives the motion of support frame 32, makes support frame 32 provide the support to baffle 2, to the settlement of spout 311 shape, has reduced the probability of slider 3211 roll-off spout 311, makes slider 3211 slide better.

Referring to fig. 3 and 4, the adjusting assembly 33 includes a motor 331 and a screw 332, the motor 331 is horizontally disposed on one side of the base 31 far away from the baffle 2, the motor 331 is fixedly connected to a side wall of the base 31, the screw 332 is horizontally disposed, one end of the screw 332 is inserted into a side wall of the chute 311 near the baffle 2, the screw 332 is rotatably connected to a side wall of the chute 311 near the baffle 2, the other end of the screw 332 sequentially passes through the slider 3211 and a side wall of the chute 311 far away from the baffle 2 and then is fixedly connected to the motor 331, the screw 332 is simultaneously rotatably connected to a side wall of the chute 311 far away from the baffle 2, and the screw 332 is threadedly connected to the slider 3211.

When the adjusting assembly 33 is used to move the sliding block 3211, the motor 331 is started, the motor 331 drives the lead screw 332 to rotate around the axis thereof, and the lead screw 332 drives the sliding block 3211 to slide along the sliding slot 311 in a direction close to the baffle 2.

Referring to fig. 2 and 4, support frame 32 includes montant 321, horizontal pole 322 and down tube 323, the vertical setting of montant 321, montant 321 bottom and slider 3211 top fixed connection, horizontal pole 322 level sets up, horizontal pole 322 perpendicular to baffle 2 is close to the lateral wall setting of support frame 32, horizontal pole 322 is kept away from 2 one end of baffle and is close to the lateral wall top fixed connection of baffle 2 with montant 321, the one side butt of foundation ditch 1 lateral wall is kept away from with baffle 2 to the one end that montant 321 was kept away from to horizontal pole 322, the slope of down tube 323 sets up between montant 321 and horizontal pole 322 bottom, the lateral wall fixed connection that down tube 323 bottom and montant 321 are close to baffle 2, down tube 323 top and horizontal pole 322 bottom fixed connection.

When the sliding block 3211 moves, the sliding block 3211 drives the vertical rod 321 to move, the vertical rod 321 drives the cross rod 322 to approach the baffle 2, until the cross rod 322 abuts against the baffle 2, the sliding block 3211 stops moving, and the cross rod 322 limits and supports the baffle 2; the diagonal bars 323 are provided to enhance the connection between the cross bars 322 and the vertical bars 321.

Referring to fig. 4, two support frames 32 are provided, and another support frame 32 is located at the top end of the support frame 32, and the two support frames 32 are detachably and fixedly connected.

Referring to fig. 5, the top end of the vertical rod 321 is fixedly connected with a plug block 3212, the plug block 3212 is horizontally disposed, the bottom end of the vertical rod 321 of the adjacent support frame 32 is provided with a plug groove 3213, the top end of the vertical rod 321 of the adjacent support frame 32 is also fixedly connected with the plug block 3212, and the plug groove 3213 of the adjacent support frame 32 is in plug fit with the plug block 3212 of the support frame 32.

When the top end of the support frame 32 is connected with the adjacent support frame 32, the adjacent support frame 32 is moved to be close to the top end of the support frame 32, the inserting block 3212 of the vertical rod 321 is inserted into the inserting groove 3213 of the adjacent support frame 32, and the top end of the inserting block 3212 is abutted to the bottom wall of the inserting groove 3213; the number of the mounting support frames 32 is selected according to the length of the baffle 2 in the vertical direction, and the support frames 32 are guaranteed to stably support the baffle 2.

Referring to fig. 3 and 5, a dead lock bolt 3214 is arranged between the insertion block 3212 and the insertion groove 3213, the dead lock bolt 3214 is horizontally disposed, the dead lock bolt 3214 is located on a side of the vertical rod 321 of the adjacent support frame 32 away from the baffle 2, one end of the dead lock bolt 3214 penetrates through the vertical rod 321 of the adjacent support frame 32 and then abuts against a side wall of the insertion block 3212 away from the baffle 2, and the dead lock bolt 3214 is in threaded connection with the vertical rod 321 of the adjacent support frame 32.

After the two adjacent support frames 32 are inserted, the locking bolt 3214 is rotated to enable one end of the locking bolt 3214 to pass through the vertical rod 321 of the adjacent support frame 32 and then abut against the side wall of the insertion block 3212 far away from the baffle 2, and the connection between the insertion block 3212 and the insertion groove 3213 is strengthened by the friction force between the locking bolt 3214 and the side wall of the insertion block 3212.

Referring to fig. 3 and 4, a backing plate 3221 is arranged on one side of the cross bar 322, which is far away from the vertical bar 321, the backing plate 3221 is vertically arranged, the center of the side wall of the backing plate 3221 is fixedly connected with the cross bar 322, and one side of the backing plate 3221, which is far away from the cross bar 322, abuts against the baffle 2. The support area of the support frame 32 for the baffle 2 is enlarged by the backing plate 3221, and the support effect of the support device 3 for the baffle 2 is further improved.

The implementation principle of the foundation pit supporting structure in the embodiment of the application is as follows: when the supporting structure is installed on the side wall of the foundation pit 1, the movable baffle 2 is abutted against the side wall of the foundation pit 1, then the adjacent baffles 2 are inserted, and then the two adjacent baffles 2 are fixed by the connecting component 4; then, the movable supporting device 3 is connected with the bottom wall of the foundation pit 1, then the base 31 is installed by using the fixing component 5, the support frame 32 is pushed by using the adjusting component 33 to abut against one side, far away from the foundation pit 1, of the baffle plate 2, and the position of the baffle plate 2 is fixed; when the supporting structure is disassembled, the supporting device 3 and the baffle 2 are sequentially moved to be away from the foundation pit 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a foundation ditch supporting construction, includes baffle (2) with foundation ditch (1) lateral wall butt, its characterized in that: keep away from foundation ditch (1) lateral wall one side in baffle (2) and be provided with strutting arrangement (3) that are used for supporting baffle (2), strutting arrangement (3) include base (31) and support frame (32), and fixed connection can be dismantled with foundation ditch (1) diapire in base (31), support frame (32) one end and base (31) sliding connection, and foundation ditch (1) lateral wall one side butt is kept away from with baffle (2) to the other end.

2. A foundation pit supporting construction according to claim 1, wherein: a backing plate (3221) is arranged between the support frame (32) and the baffle (2), and the backing plate (3221) is fixedly connected with the support frame (32).

3. A foundation pit supporting construction according to claim 1, wherein: the support frames (32) are at least provided with two, the adjacent support frames (32) are positioned on one side, away from the base (31), of the support frames (32), and the adjacent two support frames (32) are detachably and fixedly connected.

4. A foundation pit supporting construction according to claim 3, wherein: the supporting frame (32) is fixedly connected with an inserting block (3212), an inserting groove (3213) is formed in the adjacent supporting frame (32), the inserting groove (3213) is matched with the inserting block (3212) in an inserting mode, and a locking piece used for fixing the two adjacent supporting frames (32) is arranged between the inserting groove (3213) and the inserting block (3212).

5. A foundation pit supporting construction according to claim 1, wherein: the base (31) is provided with a sliding groove (311), the supporting frame (32) is fixedly connected with a sliding block (3211), the sliding block (3211) is in sliding connection with the sliding groove (311), and an adjusting component (33) used for enabling the sliding block (3211) to slide along the sliding groove (311) is arranged between the sliding block (3211) and the base (31).

6. A foundation pit supporting construction according to claim 5, wherein: the adjusting component (33) comprises a motor (331) and a lead screw (332), the lead screw (332) is arranged in the sliding groove (311) in a penetrating mode, the lead screw penetrates through the sliding block (3211), the lead screw (332) is rotatably connected with the base (31), the lead screw (332) is in threaded connection with the sliding block (3211), the lead screw (332) is fixedly connected with the motor (331), and the motor (331) is fixedly connected with the base (31).

7. A foundation pit supporting construction according to claim 1, wherein: baffle (2) are provided with a plurality ofly, are provided with between two adjacent baffles (2) and are used for making two adjacent baffles (2) can dismantle coupling assembling (4) of connecting.