CN214423371U - Urban construction road surface foundation pit protective structure - Google Patents
Urban construction road surface foundation pit protective structure Download PDFInfo
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- CN214423371U CN214423371U CN202120121880.3U CN202120121880U CN214423371U CN 214423371 U CN214423371 U CN 214423371U CN 202120121880 U CN202120121880 U CN 202120121880U CN 214423371 U CN214423371 U CN 214423371U
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Abstract
The utility model relates to an urban construction road surface foundation pit protective structure belongs to foundation pit protection technical field, it is including establishing the supporting plate in the inside of foundation pit, prop up four lateral wall laminating and fixed connection of backplate and foundation pit, during the bottom of propping up the backplate inserts the bottom surface soil of foundation pit, be equipped with the supporting part in the foundation pit, the supporting part includes bottom plate and support steel column, the bottom surface fixed connection of bottom plate and foundation pit, the bottom of bottom plate with the supporting plate laminating all around, the bottom of supporting the steel column is articulated with the bottom plate, the lateral wall of supporting the steel column and the lateral wall fixed connection of supporting plate. This application can promote the effect of strutting of foundation ditch.
Description
Technical Field
The application relates to a foundation ditch protection technical field especially relates to an urban construction road surface foundation ditch protective structure.
Background
The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation. The foundation pit supporting is usually required after excavation, and the foundation pit supporting is a retaining, reinforcing and protecting measure adopted for the side wall and the surrounding environment of the foundation pit, so that the safety of the construction of an underground structure and the surrounding environment of the foundation pit can be ensured, and the condition that the side wall of the foundation pit collapses is prevented.
The existing foundation pit supporting method is that a supporting steel column is usually driven into the ground of a foundation pit, the side walls of a plurality of supporting steel columns are tightly attached to the side walls of the foundation pit, at the moment, the supporting steel columns can play a role in protecting the side walls of the foundation pit, and the condition that the side walls of the foundation pit collapse is reduced.
The support method is simple and effective, but when the side wall of the foundation pit has a slope, the stability of the support steel column when the support steel column is obliquely inserted into the foundation pit is not high, so that the support effect of the support steel column on the foundation pit is easily weakened, and safety accidents are caused.
SUMMERY OF THE UTILITY MODEL
In order to promote the effect of strutting of foundation ditch, this application provides an urban construction road surface foundation ditch protective structure.
The application provides a pair of city construction road surface foundation ditch protective structure adopts following technical scheme:
the utility model provides a city is built road surface foundation ditch protective structure, establishes inside the foundation ditch, including a backplate, four lateral wall laminating and fixed connection of backplate and foundation ditch, insert in the bottom surface soil of foundation ditch bottom of a backplate, be equipped with in the foundation ditch and strut the accessory, strut the accessory and include bottom plate and support steel column, the bottom surface fixed connection of bottom plate and foundation ditch, the bottom of bottom plate with strut the board laminating all around, the bottom of supporting the steel column is articulated with the bottom plate, the lateral wall fixed connection of lateral wall and strut board of support steel column.
Through adopting above-mentioned technical scheme, the supporting plate can play the supporting role to the lateral wall of foundation ditch, and support steel column and supporting plate fixed connection can strengthen a backplate and to the holding power of foundation ditch lateral wall, make the foundation ditch difficult for collapsing and cause danger, and the support steel column is articulated with the bottom plate, helps conveniently adjusting the angle between support steel cylinder and the bottom plate in order to adapt to the foundation ditch without the gradient, and then makes the support steel column play better supporting role to a backplate and foundation ditch lateral wall.
Optionally, the bottom plate is provided with foundation bolts in a penetrating mode, and the foundation bolts are inserted into ground soil at the bottom of the foundation pit.
By adopting the technical scheme, when the bottom plate is fixed on the bottom surface of the foundation pit, after the foundation bolts penetrate into soil at the bottom of the foundation pit, the foundation bolts can firmly fix the bottom plate on the bottom surface of the foundation pit, the steel column can be supported stably, and the supporting steel column can better play a role in supporting.
Optionally, the side wall of the supporting steel column and the top wall of the bottom plate are provided with reinforcing ribs.
Through adopting above-mentioned technical scheme, after will supporting the steel column and all finishing with a backplate, the strengthening rib provides the holding power to supporting the steel column, helps strengthening the stability of supporting the steel column, promotes the shoring performance of supporting the steel column to the foundation ditch.
Optionally, be equipped with supporting component between the relative both sides wall of foundation ditch, supporting component includes connecting rod and dead lever, and the connecting rod is provided with many and is parallel to each other, through dead lever fixed connection between the connecting rod, the both ends of every connecting rod all with support steel column sliding connection.
By adopting the technical scheme, the connecting rods can support two opposite supporting steel columns, so that the supporting steel columns are more stable, the side wall of the foundation pit is not easy to move, and the supporting performance of the supporting auxiliary on the foundation pit is promoted; the connecting rods are connected through the fixing rods, so that the bearing capacity between the connecting rods is increased, and the one-time carrying and installation are facilitated.
Optionally, the lateral wall that a backplate was kept away from to the support steel column has seted up T type spout, the length direction of T type spout is unanimous with the length direction who supports the steel column, the open-top of T type spout, the equal fixedly connected with T type slider in both ends of every connecting rod, sliding fit in T type slider and T type spout, all wear to be equipped with fastening bolt on every T type slider, fastening bolt and T type slider threaded connection can pass behind the T type slider with support the steel column butt.
Through adopting above-mentioned technical scheme, make in T type slider slips into T shape spout, after the connecting rod is located suitable position, screw up tight set bolt, when needs are under construction in the foundation ditch, screw up tight set bolt back to opposite direction slip connecting rod, can move the eminence or take off the supporting component, supporting component's installation dismantlement process is simple and convenient.
Optionally, one side of the supporting plate close to the side wall of the foundation pit is provided with a fixing column, and one end of the fixing column far away from the supporting plate is in a taper shape.
By adopting the technical scheme, the pointed-cone-shaped fixing column can easily puncture the soil on the side wall of the foundation pit and can be inserted into the soil, and at the moment, the contact area between the fixing column and the soil is large, so that the supporting plate is reinforced, and the supporting effect of the supporting plate on the foundation pit is facilitated to be improved.
Optionally, the lateral wall of fixed column is equipped with the barb, the one end of barb and the lateral wall fixed connection of fixed column, and the other end extends to the direction of propping up the backplate.
Through adopting above-mentioned technical scheme, the barb helps making the fixed column be difficult for following the roll-off in the soil of foundation ditch lateral wall to make the supporting plate be difficult for removing, and then reinforcing is propped the effect of backplate to the supporting of foundation ditch.
Optionally, the supporting steel column is of a hollow structure, a protection rod is inserted into the hollow position of the supporting steel column, the protection rod is connected with the supporting steel column in a vertical sliding mode, a fixing bolt is arranged on the outer wall of the supporting steel column and connected with the side wall of the supporting steel column in a threaded mode, and the fixing bolt can penetrate through the side wall of the supporting steel column and then abuts against the protection rod.
Through adopting above-mentioned technical scheme, take the fender rod out the tip of supporting the steel column with fixing bolt is fixed, the fender rod both had played the warning effect to the external world, can play the effect of blockking again to irrelevant personnel, helps reducing the danger that other people fall into the foundation ditch carelessly, when not using the fender rod, directly behind the unscrew fixing bolt with the fender rod slide in supporting the steel column can, simple and convenient.
To sum up, the application comprises the following beneficial technical effects:
1. the supporting steel column is hinged with the bottom plate, so that the angle between the supporting steel column body and the bottom plate can be conveniently adjusted to adapt to a foundation pit without inclination, and the supporting steel column can play a better supporting role on the supporting and protecting plate and the side wall of the foundation pit;
2. the supporting assembly and the supporting steel column are in vertical sliding connection, so that the mounting and dismounting process is simple and convenient, and the construction engineering is facilitated;
3. set up the telescopic guard bar through the tip at the support steel column, help reducing the danger that other people carelessly fall into the foundation ditch.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present application;
FIG. 2 is a perspective view of the support aid and the support plate according to the embodiment of the present disclosure;
fig. 3 is a schematic perspective view of a support aid according to an embodiment of the present disclosure.
Description of reference numerals: 1. a foundation pit; 2. supporting the guard plate; 21. fixing a column; 211. a barb; 3. supporting and supporting auxiliary parts; 31. a base plate; 311. anchor bolts; 312. reinforcing ribs; 32. supporting a steel column; 321. a T-shaped chute; 322. a T-shaped slider; 323. tightening the bolt; 4. a support assembly; 41. a connecting rod; 42. fixing the rod; 43. a guard bar; 44. and (5) fixing the bolt.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses urban construction road surface foundation pit protective structure. Referring to fig. 1, the urban construction road surface foundation pit protection structure comprises a supporting plate 2 and supporting auxiliary pieces 3 which are arranged inside a foundation pit 1, wherein four side walls of the foundation pit 1 are inclined, the supporting plate 2 is attached to and fixedly connected with four side walls of the foundation pit 1, the bottom end of the supporting plate 2 is inserted into bottom surface soil of the foundation pit 1, and the supporting auxiliary pieces 3 are connected with the outer walls of the supporting plate 2. The supporting and protecting plate 2 can play a supporting role in the side wall of the foundation pit 1, and the supporting and protecting auxiliary 3 can further increase the supporting and protecting performance of the supporting and protecting plate 2, so that the supporting and protecting effect on the foundation pit 1 is improved, and the side wall of the foundation pit 1 is not easy to collapse.
As shown in fig. 2, one side of the supporting plate 2 close to the side wall of the foundation pit 1 is provided with a fixing column 21, one end of the fixing column 21 far away from the supporting plate 2 is a cylinder in a taper shape, the side wall of the fixing column 21 is provided with an agnail 211, one end of the agnail 211 is fixedly connected with the side wall of the fixing column 21, and the other end extends towards the direction close to the supporting plate 2. The pointed cone-shaped fixing column 21 is easy to pierce the soil on the side wall of the foundation pit 1 and is inserted into the soil, and the barb 211 helps to ensure that the fixing column 21 is not easy to slip out of the soil on the side wall of the foundation pit 1, so that the supporting plate 2 is not easy to move, and the supporting effect of the supporting plate 2 on the foundation pit 1 is enhanced.
Referring to fig. 2, the supporting auxiliary 3 includes a bottom plate 31 and a supporting steel column 32, a ground bolt 311 is arranged on the bottom plate 31 in a penetrating manner, the ground bolt 311 is inserted into the ground soil at the bottom of the foundation pit 1, the bottom plate 31 is fixedly connected with the bottom surface of the foundation pit 1, the periphery of the bottom plate 31 is welded with the side wall of the supporting plate 2, the bottom end of the supporting steel column 32 is hinged to the bottom plate 31, the side wall of the supporting steel column 32 is welded and fixed with the side wall of the supporting plate 2, the supporting steel column 32 can be set to be multiple, and each side of the bottom plate 31 is provided with three supporting steel columns 32 which are parallel to each other in the embodiment. A plurality of supporting steel columns 32 are hinged with the bottom plate 31, so that the supporting auxiliary 3 is convenient to transport and install at one time; when fixing bottom plate 31 in the bottom surface of foundation ditch 1, after penetrating rag bolt 311 in the soil of foundation ditch 1 bottom, rag bolt 311 can firmly fix bottom plate 31 in foundation ditch 1 bottom surface, help supporting the stability of steel column 32, it is articulated with bottom plate 31 to support steel column 32, helps conveniently adjusting the angle between the support steel column 32 body and the bottom plate 31 in order to adapt to the foundation ditch 1 of unnecessary gradient, and then makes support steel column 32 play better effect of strutting to supporting plate 2 and foundation ditch 1 lateral wall.
As shown in fig. 2, the side wall of the support steel column 32 and the top wall of the bottom plate 31 are welded with reinforcing ribs 312. After the supporting steel column 32 and the supporting plate 2 are fixed, the reinforcing rib 312 is welded between the supporting steel column 32 and the bottom plate 31, and the reinforcing rib 312 provides a supporting force for the supporting steel column 32, so that the stability of the supporting steel column 32 is enhanced, and the supporting performance of the supporting steel column 32 on the foundation pit 1 is improved.
Referring to fig. 3, a supporting assembly 4 is arranged between two opposite side walls of the foundation pit 1, the supporting assembly 4 includes three connecting rods 41 and fixing rods 42, the connecting rods 41 are parallel to each other, and the connecting rods 41 are integrally connected with each other through the vertical fixing rods 42. Support steel column 32 and keep away from a lateral wall of backplate 2 and seted up T type spout 321, the length direction of T type spout 321 is unanimous with the length direction who supports steel column 32, the open-top of T type spout 321, the equal fixedly connected with T type slider 322 in both ends of every connecting rod 41, sliding fit in T type slider 322 and T type spout 321, all wear to be equipped with holding bolt 323 on every T type slider 322, holding bolt 323 and T type slider 322 threaded connection and can pass behind the T type slider 322 with support steel column 32 butt, the both ends of every connecting rod 41 all with the vertical sliding connection of the support steel column 32 of neighbouring. The connecting rods 41 are connected through the fixing rods 42, one-time carrying and installation are facilitated, when the supporting component 4 is installed, the T-shaped sliding block 322 slides into the T-shaped sliding groove, after the connecting rods 41 are located at proper positions, the fixing bolts 323 are screwed tightly, at the moment, the connecting rods 41 can support two opposite supporting steel columns 32, the supporting steel columns 32 are more stable, the side wall of the foundation pit 1 is not prone to moving, the fixing rods 42 are beneficial to increasing the bearing force among the connecting rods 41, and the supporting component 4 is promoted to exert excellent performance; when needs are under construction in foundation ditch 1, unscrew tight set bolt 323 back to opposite direction slip connecting rod 41, can move the high place with supporting component 4 or take off, the installation of supporting component 4 is dismantled the process simple and conveniently.
Referring to fig. 3, the support steel column 32 is a hollow structure, a protection rod 43 is inserted into a hollow position at the end of the support steel column 32, the protection rod 43 is vertically and slidably connected to the support steel column 32, a fixing bolt 44 is arranged on the outer wall of the support steel column 32, the fixing bolt 44 is in threaded connection with the side wall of the support steel column 32, and the fixing bolt 44 can pass through the side wall of the support steel column 32 and then abut against the protection rod 43. With the protective rod 43 from the tip that supports steel column 32 to keeping away from the direction of bottom plate 31 take out the back fixed with fixing bolt 44, at this moment, protective rod 43 both had played the warning effect to the external world, can play the effect of blockking again to irrelevant personnel, helped reducing other people carelessly and fall into the danger of foundation ditch 1, when not using protective rod 43, unscrew behind the fixing bolt 44 directly with protective rod 43 slide in supporting steel column 32 can, simple and convenient.
The implementation principle of the urban construction road surface foundation pit protection structure is as follows: firstly, excavating a deep groove on the bottom surface of a foundation pit 1 close to the side wall of the foundation pit 1, inserting fixing columns 21 on the side wall of a supporting plate 2 into soil on the side wall of the foundation pit 1, locating the bottom end of the supporting plate 2 in the deep groove, placing a bottom plate 31 on the bottom surface of the foundation pit 1 after the deep groove is buried, penetrating foundation bolts 311 into the soil on the bottom surface of the foundation pit 1, welding the periphery of the bottom plate 31 with the supporting plate 2, rotating a supporting steel column 32 to enable the side wall of the supporting steel column 32 to be attached to the supporting plate 2, and welding and fixing the supporting steel column 32 and the supporting plate 2; then, the reinforcing ribs 312 are welded on the side walls of the supporting steel columns 32 and the upper surface of the bottom plate 31, the supporting components 4 are installed on the supporting steel columns 32, and the supporting performance of the supporting steel columns 32 and the supporting plate 2 on the foundation pit 1 is improved.
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 (8)
1. The utility model provides an urban construction road surface foundation ditch protective structure establishes inside foundation ditch (1), its characterized in that: including propping up backplate (2), four lateral wall laminating and fixed connection of supporting plate (2) and foundation ditch (1), the bottom of propping up backplate (2) inserts in the bottom surface soil of foundation ditch (1), be equipped with in foundation ditch (1) and strut auxiliary member (3), it includes bottom plate (31) and support steel column (32) to strut auxiliary member (3), bottom plate (31) and the bottom surface fixed connection of foundation ditch (1), bottom plate (31) all around with prop up backplate (2) laminating, the bottom of supporting steel column (32) is articulated with bottom plate (31), the lateral wall of supporting steel column (32) and the lateral wall fixed connection of supporting plate (2).
2. The urban construction road surface foundation pit protection structure of claim 1, characterized in that: and the bottom plate (31) is provided with a foundation bolt (311) in a penetrating manner, and the foundation bolt (311) is inserted into the ground soil at the bottom of the foundation pit (1).
3. The urban construction road surface foundation pit protection structure of claim 2, characterized in that: and reinforcing ribs (312) are arranged on the side walls of the supporting steel columns (32) and the top wall of the bottom plate (31).
4. The urban construction road surface foundation pit protection structure of claim 1, characterized in that: be equipped with supporting component (4) between the relative both sides wall of foundation ditch (1), supporting component (4) are including connecting rod (41) and dead lever (42), and connecting rod (41) are provided with many and are parallel to each other, through dead lever (42) fixed connection between connecting rod (41), the both ends of every connecting rod (41) all with support steel column (32) sliding connection.
5. The urban construction road surface foundation pit protection structure of claim 4, characterized in that: support steel column (32) and keep away from the lateral wall of a backplate (2) and seted up T type spout (321), the length direction of T type spout (321) is unanimous with the length direction who supports steel column (32), the open-top of T type spout (321), the equal fixedly connected with T type slider in both ends of every connecting rod (41), T type slider and T type spout (321) interior sliding fit, all wear to be equipped with on every T type slider and hold up bolt (323), hold up bolt (323) and T type slider threaded connection and can pass behind the T type slider with support steel column (32) butt.
6. The urban construction road surface foundation pit protection structure of claim 1, characterized in that: one side of the supporting and protecting plate (2) close to the side wall of the foundation pit (1) is provided with a fixing column (21), and one end, far away from the supporting and protecting plate (2), of the fixing column (21) is in a taper shape.
7. The urban construction road surface foundation pit protection structure of claim 6, characterized in that: the lateral wall of fixed column (21) is equipped with barb (211), the lateral wall fixed connection of the one end of barb (211) and fixed column (21), and the other end extends to the direction of strutted board (2).
8. The urban construction road surface foundation pit protection structure of claim 1, characterized in that: the supporting steel column (32) is of a hollow structure, a protection rod (43) is inserted into the hollow position of the supporting steel column (32), the protection rod (43) is connected with the supporting steel column (32) in a vertical sliding mode, a fixing bolt (44) is arranged on the outer wall of the supporting steel column (32), the fixing bolt (44) is connected with the side wall of the supporting steel column (32) in a threaded mode, and the fixing bolt (44) can penetrate through the side wall of the supporting steel column (32) and then abuts against the protection rod (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120121880.3U CN214423371U (en) | 2021-01-16 | 2021-01-16 | Urban construction road surface foundation pit protective structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120121880.3U CN214423371U (en) | 2021-01-16 | 2021-01-16 | Urban construction road surface foundation pit protective structure |
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| CN214423371U true CN214423371U (en) | 2021-10-19 |
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| CN202120121880.3U Active CN214423371U (en) | 2021-01-16 | 2021-01-16 | Urban construction road surface foundation pit protective structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117090219A (en) * | 2023-09-01 | 2023-11-21 | 山东正元建设工程有限责任公司 | Reinforced concrete foundation pit supporting system |
-
2021
- 2021-01-16 CN CN202120121880.3U patent/CN214423371U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117090219A (en) * | 2023-09-01 | 2023-11-21 | 山东正元建设工程有限责任公司 | Reinforced concrete foundation pit supporting system |
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