CN212835415U

CN212835415U - River course foundation ditch supporting construction

Info

Publication number: CN212835415U
Application number: CN202021177472.1U
Authority: CN
Inventors: 奕卫江; 张志锋; 马国龙
Original assignee: Shanghai River Construction Co ltd
Current assignee: Shanghai River Construction Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-03-30
Anticipated expiration: 2030-06-22

Abstract

The utility model relates to a river course foundation ditch supporting construction belongs to foundation ditch supporting construction's technical field, it includes the mainboard, mainboard lateral wall and foundation ditch side slope laminating, the mainboard is close to that foundation ditch slope foot one end articulates there is the subplate, be provided with supporting component between mainboard and the subplate, supporting component supplies mainboard and subplate fixed, be provided with the stock on the subplate, the stock runs through subplate and the pit bottom fixed connection, the mainboard top is inserted and is inlayed and be provided with the manger plate groove, manger plate groove length direction sets up along the horizontal length direction of foundation ditch side slope, the long limit outer wall of manger plate groove one side is hugged closely foundation ditch side slope setting and is coplanar with the lateral wall of mainboard and foundation ditch side slope laminating, the utility model discloses foundation ditch slope foot department drainage has.

Description

River course foundation ditch supporting construction

Technical Field

The utility model belongs to the technical field of the technique of excavation supporting structure and specifically relates to a river course excavation supporting structure is related to.

Background

At present, river regulation and river excavation are more and more emphasized in China, and river foundation pits need to be supported in south-to-north water diversion and river excavation so as to guarantee the safety of subsequent procedure construction of the river.

The technical scheme is characterized by comprising a supporting plate attached to the side wall of a foundation pit, a supporting pile for supporting the supporting plate and wedging the supporting pile into the bottom of the foundation pit, and a connecting assembly for connecting the supporting plate and the supporting pile together; a plurality of supporting piles for supporting the supporting plate and a plurality of connecting components for connecting the supporting plate and the supporting piles together are arranged on one supporting plate; the support pile is a precast pile and is vertically wedged into the bottom of a foundation pit. The problem of when the bottom of the pit in the foundation ditch is not consolidated with the concrete, the supporting force of supporting structure to the foundation ditch lateral wall is less relatively, when the pressure of foundation ditch lateral wall is great, supporting structure probably does not have better supporting effect is solved to let the foundation ditch more stable.

The above prior art solutions have the following drawbacks: after the device is fixed, the river channel foundation pit runs into rainy days in the construction process, rainwater conforms to the side wall of the foundation pit and flows to the bottom of the pit, the support pile of the device is embedded into the bottom of the foundation pit, the bottom of the foundation pit is softened when meeting water, the supporting effect of the support pile on the support plate is weakened, and the supporting effect of the device on the foundation pit is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a river course underground structure reaches foundation ditch slope foot department drainage, the stable effect that sets up of protection slope foot supporting construction.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a river course foundation ditch supporting construction, which comprises a mainboard, mainboard lateral wall and foundation ditch side slope laminating, the mainboard is close to that foundation ditch slope foot one end articulates there is the subplate, be provided with supporting component between mainboard and the subplate, supporting component supplies mainboard and subplate fixed, be provided with the stock on the subplate, the stock runs through subplate and foundation ditch hole end fixed connection, the mainboard top is inserted and is inlayed and be provided with the manger plate groove, manger plate groove length direction sets up along foundation ditch side slope horizontal length direction, the long limit outer wall in manger plate groove one side is hugged closely foundation ditch side slope setting and is just coplane with.

By adopting the technical scheme, one side wall of the main board is tightly attached to the foundation pit side slope to play a role in supporting the slope toe of the foundation pit side slope, the main board and the auxiliary board are hinged in a mode, so that the device is suitable for supporting different foundation pits, the slope angle of the foundation pit side slope is different according to factors such as engineering depth, geological conditions and the like in foundation pit excavation, the auxiliary board is tightly attached to the bottom of the foundation pit while the side wall of the main board is tightly attached to the side slope, the auxiliary plate is fixed to the bottom of the foundation pit through the anchor rod, one end of the supporting component is connected with the main plate, the other end of the supporting component is connected with the auxiliary plate, the main plate and the auxiliary plate are enabled to be in a fixed state, the water retaining groove is inserted and embedded in the top of the main plate, the water retaining groove is convenient to install and detach, the water retaining groove is arranged to play a role in connecting and draining water for water trickling from the slope, the stability of the geology of the slope foot is protected, the water drainage of the foundation pit slope foot is achieved, and the effect of stable arrangement of a slope foot supporting structure is.

The utility model discloses further set up to: the horizontal projection area of the bottom of the water retaining groove is larger than that of the top end face of the main board, the bearing board is fixedly arranged on the main board and located on one side of the main board away from the side slope, the bearing board is perpendicular to the main board, and the bearing board is away from one side face of the auxiliary board and is flush with the end face of the main board contacting with the water retaining groove.

Through adopting above-mentioned technical scheme, the tank bottom in manger plate groove is born fixedly jointly by mainboard top and loading board, has saved the material of mainboard, has reduced the manufacturing cost of this device production, has alleviateed the dead weight of this device simultaneously, and the transportation and the transport of this device of being convenient for provide convenience for the installation of this device.

The utility model discloses further set up to: a fixing rod is arranged between the bearing plate and the main plate, one end of the fixing rod is fixedly connected with one side, close to the auxiliary plate, of the bearing plate, and the other end of the fixing rod is fixedly connected with one side, far away from the side slope, of the main plate.

Through adopting above-mentioned technical scheme, the setting of dead lever has strengthened the fixed effect between loading board and the mainboard, and dead lever, loading board and mainboard form stable triangle state, and the triangle state belongs to stable form in the geometry, has strengthened the stability that bears the weight of the manger plate groove.

The utility model discloses further set up to: the last fixed T type card strip that is provided with of manger plate groove, T type card strip are located manger plate groove tank bottom outer wall, and T type card strip sets up the direction and sets up along manger plate groove length direction, and T type card strip length is the same with manger plate groove length, and T type draw-in groove has been seted up at the mainboard top, and T type draw-in groove runs through the mainboard two just to the vertical lateral wall of just equal perpendicular to side slope, and T type card strip is inserted along the horizontal direction with T type draw-in groove and is inlayed fixedly.

Through adopting above-mentioned technical scheme, the seting up of T type card strip and T type draw-in groove, only need the level when making the manger plate groove fixed insert inlay at the mainboard top can for the fixed efficiency of this device has promoted the construction speed of this device.

The utility model discloses further set up to: the supporting component comprises a supporting rod, an adjusting rod and a sleeve, one end of the supporting rod is hinged to the side wall of the main board far away from the side slope, the other end of the supporting rod is connected with the sleeve through threads, one end of the sleeve is far away from the supporting rod and is connected with the adjusting rod through threads, the adjusting rod is far away from one end of the sleeve and is connected with the auxiliary plate in a sliding mode, and a fixing component is arranged.

Through adopting the above-mentioned technical scheme, the bracing piece, adjust the supporting component that pole and sleeve are constituteed, make supporting component's length can adjust, because the angle that the slope was put to the side slope is inequality, rotation through the relative subplate of mainboard, realize mainboard and subplate respectively with side slope and tank bottom butt, and bracing piece one end and mainboard articulated fixed mode, and adjust pole one end and subplate articulated connected mode, the effect that supporting component links to each other with mainboard and subplate all the time has been realized, and through rotating the sleeve, make the bracing piece and adjust the pole and keep away from each other, realize supporting component top tight mainboard and subplate, fixed effect between mainboard and the subplate has been strengthened.

The utility model discloses further set up to: the fixed assembly comprises a fixed plate and a plurality of fixed bolts, one end, far away from the sleeve, of the adjusting rod is hinged to the fixed plate, and the fixed bolts penetrate through the fixed plate and are in threaded connection with the auxiliary plate.

Through adopting above-mentioned technical scheme, the regulation pole is kept away from the fixed plate that sets up of sleeve one end, adjust the pole tip and subplate before comparing and produce the area that supports the atress, after being provided with the fixed plate, the atress that changes and adjust the pole passes through the backup pad and transmits for the subplate, the area of contact of fixed plate and subplate is far greater than the area of contact of regulation pole tip and subplate, the area of support that the subplate provided to the regulation pole has been increased promptly mutually, the compressive capacity of this device has been increased, fixing bolt is with fixed mode of fixed plate and subplate threaded connection, be applicable to the building site construction, the workman operates at ease, the installation effectiveness of this device has been promoted.

The utility model discloses further set up to: the subplate is kept away from the foundation pit bottom and is simultaneously seted up the spout, and the spout is seted up with the fixed plate adaptation, and the spout is seted up the direction and is seted up along keeping away from the side slope direction, and the fixed plate is inserted and is inlayed and slide along spout length direction in the spout.

Through adopting above-mentioned technical scheme, the seting up of spout is convenient for when fixing this device, slide in the spout through the fixed plate to adjust the supporting component to suitable position, the setting up of spout has injectd the slip path of fixed plate, has promoted the convenience that the supporting component adjusted.

The utility model discloses further set up to: a plurality of pointed cones are fixedly arranged on the auxiliary plate and are positioned on the side face of the auxiliary plate, which is abutted against the bottom of the foundation pit.

Through adopting above-mentioned technical scheme, the fixed effect of subplate and pot bottom has been strengthened to the setting of pointed cone, has further strengthened the firm effect after this device is fixed.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the arrangement of the water retaining groove plays a role of water receiving and draining for water flowing down from the side slope, so that the stability of the geology at the toe of the slope is protected, the effects of draining at the toe of the foundation pit and protecting the stable arrangement of the toe supporting structure are achieved;

2. the supporting component is arranged to tightly push the main board and the auxiliary board, so that the fixing effect between the main board and the auxiliary board is enhanced;

3. the arrangement of the pointed cone further enhances the firm effect of the fixed auxiliary plate.

Drawings

FIG. 1 is a schematic view showing the overall structure of the present embodiment;

FIG. 2 is a partial structural view of the present embodiment;

FIG. 3 is a schematic diagram showing the structure at the pointed cone.

In the figure, 1, a main board; 11. a carrier plate; 2. a sub-board; 21. an anchor rod; 22. a chute; 3. a support assembly; 31. a support bar; 32. adjusting a rod; 33. a sleeve; 4. a water retaining groove; 41. t-shaped clamping strips; 42. a T-shaped clamping groove; 5. fixing the rod; 6. a fixing assembly; 61. a fixing plate; 611. a pointed cone; 62. and (5) fixing the bolt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a river channel foundation pit supporting structure, including a secondary plate 2, the secondary plate 2 is fixedly arranged at the bottom of the foundation pit, one side of the secondary plate 2 is hinged with a main plate 1, the main plate 1 is arranged closely to the side slope, the main plate 1 and the secondary plate 2 are arranged at the slope toe with an angle, in this embodiment, the main plate 1 and the secondary plate 2 are arranged locally and at intervals at the slope toe, one main plate 1 and one secondary plate 2 are provided with a plurality of groups for saving materials, a water retaining groove 4 is inserted and embedded at the top of the adjacent main plate 1, the water retaining groove 4 is arranged closely to the side slope, a supporting component 3 is arranged between the main plate 1 and the secondary plate 2, the supporting component 3 connects the main plate 1 and the secondary plate 2 into a whole, the main plate 1 plays a role of blocking and supporting the side slope, the side slope gliding is blocked by the main plate 1, the main plate 1 transmits the borne gliding force to the secondary plate 2 through the supporting component 3, therefore, the main board 1, the auxiliary board 2 and the supporting component 3 play a role in supporting the slope toe of the foundation pit, only two groups are drawn in the figure 1 as an illustration, and the actual setting density is determined according to the size of the foundation pit set by the actual engineering; the erection of manger plate groove 4, meeting rainy day, top ponding is downflow along the side slope, is accepted by manger plate groove 4, discharges through manger plate groove 4 then, plays the guard action to foundation ditch toe slope department, avoids ponding to soften the geology bearing capacity of foundation ditch toe slope department, and this device has reached the drainage to foundation ditch toe slope department, and protection toe slope supporting construction is stable to be set up's effect.

Referring to fig. 2, a T-shaped clamping groove 42 is formed in the top of the main board 1, the T-shaped clamping groove 42 is formed along the length direction of the top surface of the main board 1, a T-shaped clamping strip 41 is fixedly arranged at the bottom of the water retaining groove 4, the T-shaped clamping strip 41 is inserted into the T-shaped clamping groove 42 to complete the fixed connection between the water retaining groove 4 and the top of the main board 1, and the clamping, embedding and fixing mode facilitates the installation of the device, improves the installation efficiency of the device, and accelerates the construction progress; fixed loading board 11 that is provided with on mainboard 1, loading board 11 is located mainboard 1 and keeps away from side slope one side, loading board 11 perpendicular to mainboard 1 sets up, loading board 11 keeps away from 2 side of subplate and 4 bottom surface butts in manger plate groove, be provided with dead lever 5 between loading board 11 and the mainboard 1, dead lever 5 slope sets up, dead lever 5 is the rectangular pole, 5 one end of dead lever and 11 bottom fixed connection of loading board, the 5 other end of dead lever and 1 fixed connection of mainboard, dead lever 5, the stable triangular structure of formation of loading board 11 and mainboard 1, loading board 11's setting, the material consumption of mainboard 1 has been reduced, the manufacturing cost of this device has been saved, the dead weight of this device has been alleviateed simultaneously, be convenient for the installation and the transportation of this device, the installation effectiveness of this device.

Referring to fig. 2, the supporting assembly 3 includes a supporting rod 31, an adjusting rod 32 and a sleeve 33, one end of the supporting rod 31 is hinged to the main board 1, the other end of the supporting rod is in threaded connection with the sleeve 33, one end of the sleeve 33 far away from the supporting rod 31 is in threaded connection with one end of the adjusting rod 32, the end of the adjusting rod 32 close to the sleeve 33 and the end of the supporting rod 31 close to the sleeve 33 are both located inside the sleeve 33, one end of the adjusting rod 32 far away from the sleeve 33 is hinged to a fixing plate 61, the fixing plate 61 is a rectangular plate, the top surface of the secondary board 2 is provided with a sliding groove 22, the sliding groove 22 is adapted to the fixing plate 61, the opening direction of the sliding groove 22 is along the direction far away from the side slope, the fixing plate 61 is inserted and embedded in the sliding groove 22 to slide along the length direction of the, reach the effect of adjusting the total length of supporting component 3, and slide in spout 22 through fixed plate 61, make supporting component 3 adjust the fixed required length of adaptation mainboard 1 and subplate 2 once more, be provided with a plurality of fixing bolt 62 on the fixed plate 61, fixing bolt 62 runs through fixed plate 61 and subplate 2 threaded connection, adjust supporting component 3 behind the suitable length, the workman forms fixed plate 61 and subplate 2 fixedly through fixing bolt 62, then rotate sleeve 33 once more, adjust bracing piece 31 and regulation pole 32 to the direction of keeping away from each other, reach the effect of supporting component 3 top tight mainboard 1 and subplate 2, the whole steadiness of this device has been strengthened.

Referring to fig. 3, the bottom of the auxiliary plate 2 is fixedly provided with a plurality of pointed cones 611, the pointed cones 611 are uniformly distributed at the bottom of the auxiliary plate 2, the pointed ends of the pointed cones 611 face downwards, the auxiliary plate 2 is fixed with the bottom of the foundation pit through the anchor rods 21, the pointed cones 611 are inserted and embedded into the bottom of the foundation pit, the fixing effect of the auxiliary plate 2 and the bottom of the foundation pit is further enhanced, the pressure resistance of the device is enhanced, and the supporting effect of the device on the foundation pit is improved.

The implementation principle of the embodiment is as follows: hug closely the foundation ditch pit bottom with subplate 2 ground, hug closely the foundation ditch side slope with mainboard 1 simultaneously, run through subplate 2 with stock 21 and insert at the bottom of the foundation ditch pit, slide in spout 22 through fixed plate 61, adjust supporting component 3 to suitable position, fix fixed plate 61 on subplate 2 through fixing bolt 62, rotating sleeve 33 makes bracing piece 31 and regulation pole 32 keep away from each other, thereby push up mainboard 1 and subplate 2 tightly, insert in the T type draw-in groove 42 at mainboard 1 top with the T type gib block 41 of manger plate 4, accomplish the erectting of manger plate 4, set up the size according to the foundation ditch, mainboard 1 and subplate 2 of fixed adaptation density, make this device reach the drainage to foundation ditch toe department, the effect that protection toe supporting structure set up.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a river course foundation ditch supporting construction, includes mainboard (1), mainboard (1) lateral wall and foundation ditch slope laminating, its characterized in that: mainboard (1) is close to that foundation ditch slope foot one end articulates there is subplate (2), be provided with between mainboard (1) and subplate (2) supporting component (3), supporting component (3) supply mainboard (1) and subplate (2) fixed, be provided with stock (21) on subplate (2), stock (21) run through subplate (2) and foundation ditch pit bottom fixed connection, mainboard (1) top is inserted and is inlayed and be provided with manger plate groove (4), manger plate groove (4) length direction sets up along foundation ditch side slope horizontal length direction, manger plate groove (4) one side long limit outer wall hugs closely foundation ditch side slope setting and with the lateral wall coplane of mainboard (1) and foundation ditch side slope laminating.

2. The river course excavation supporting construction of claim 1, characterized in that: manger plate groove (4) tank bottom horizontal projection area is greater than mainboard (1) top end face horizontal projection area, fixedly on mainboard (1) be provided with loading board (11), and side slope one side is kept away from in loading board (11) lieing in mainboard (1), and loading board (11) perpendicular to mainboard (1) set up, and loading board (11) are kept away from the terminal surface parallel and level of vice board (2) side with mainboard (1) and manger plate groove (4) contact.

3. The river course excavation supporting construction of claim 2, characterized in that: a fixing rod (5) is arranged between the bearing plate (11) and the main plate (1), one end of the fixing rod (5) is fixedly connected with one side, close to the auxiliary plate (2), of the bearing plate (11), and the other end of the fixing rod is fixedly connected with one side, far away from the side slope, of the main plate (1).

4. The river course excavation supporting construction of claim 1, characterized in that: the fixed T type card strip (41) that is provided with on manger plate groove (4), T type card strip (41) are located manger plate groove (4) tank bottom outer wall, T type card strip (41) set up the direction and set up along manger plate groove (4) length direction, T type card strip (41) length is the same with manger plate groove (4) length, T type draw-in groove (42) have been seted up at mainboard (1) top, T type draw-in groove (42) run through mainboard (1) two just to the vertical lateral wall of just equal perpendicular to side slope, T type card strip (41) are inserted along the horizontal direction with T type draw-in groove (42) and are inlayed fixedly.

5. The river course excavation supporting construction of claim 1, characterized in that: supporting component (3) are including bracing piece (31), adjust pole (32) and sleeve (33), and bracing piece (31) one end is kept away from the lateral wall of side slope with mainboard (1) and is articulated, and the other end and sleeve (33) threaded connection, bracing piece (31) one end is kept away from in sleeve (33) and is adjusted pole (32) threaded connection, adjusts pole (32) and keeps away from sleeve (33) one end and subplate (2) sliding connection, adjusts and is provided with between pole (32) and subplate (2) fixed subassembly (6).

6. The river course excavation supporting construction of claim 5, characterized in that: fixed subassembly (6) are including fixed plate (61) and a plurality of fixing bolt (62), and it is articulated with fixed plate (61) to keep away from sleeve (33) one end in regulation pole (32), and fixing bolt (62) run through fixed plate (61) and subplate (2) threaded connection.

7. The river course excavation supporting construction of claim 6, characterized in that: one side of the auxiliary plate (2) far away from the bottom of the foundation pit is provided with a sliding groove (22), the sliding groove (22) is matched with a fixing plate (61) and is formed, the sliding groove (22) is formed in the direction along the direction far away from the side slope, and the fixing plate (61) is inserted and embedded in the sliding groove (22) and slides along the length direction of the sliding groove (22).

8. The river course excavation supporting construction of claim 1, characterized in that: a plurality of pointed cones (611) are fixedly arranged on the auxiliary plate (2), and the pointed cones (611) are positioned on the side faces, abutted against the bottom of the foundation pit, of the auxiliary plate (2).