Foundation pit supporting structure

Abstract

The utility model discloses a foundation pit supporting structure, which belongs to the field of building construction and comprises a base for placing a supporting component and a supporting mechanism arranged on the base. The supporting mechanism comprises a supporting column arranged on the base, a mounting base arranged on the supporting column in a sleeving mode, a rotating column rotationally arranged in the mounting base, a connecting column arranged on the rotating column, a supporting rod arranged in the connecting column in a sleeving mode and a supporting plate arranged on the supporting rod, a cavity is formed in the mounting base, and a rotating groove is formed in the side wall of the cavity; the rotating column is rotationally inserted into the rotating groove, and a clamping assembly used for fixing the rotating column is arranged between the mounting base and the rotating column. The foundation pit supporting device has the effect that the angle of the supporting plate can be conveniently adjusted, and therefore the working efficiency in the foundation pit supporting process is improved.

Description

Technical Field

[0001] The utility model relates to the field of building construction, in particular to a foundation pit supporting structure. Background Art

[0002] The foundation pit is an earth pit excavated at the foundation design position according to the base elevation and foundation plane dimensions. The foundation pit of urban bridge projects is mainly used for the construction of pedestals and expanded foundations. It is generally divided into two categories: unsupported and supported. Support structures are usually used to support the foundation pits that need support. Traditional foundation pit support structures mostly use support plates installed on support rods, and then adjust the height of the support rods to support the foundation pit. When it is necessary to reinforce the side walls of the foundation pit at different angles, the support rods need to be moved as a whole to adjust the angle of the support plates, which is more cumbersome and reduces work efficiency.

[0003] In view of the above-mentioned related technologies, it is urgent to design and develop a foundation pit support structure to facilitate the adjustment of the angle of the support plate, thereby improving the work efficiency during the foundation pit support process. Utility Model Content

[0004] In order to improve the work efficiency in the foundation pit support process, the present application provides a foundation pit support structure.

[0005] The present application provides a foundation pit support structure that adopts the following technical solution:

[0006] The foundation pit support structure includes a base for placing support components and a support mechanism arranged on the base, the support mechanism includes a support column arranged on the base, a mounting seat sleeved on the support column, a rotating column rotatably arranged in the mounting seat, a connecting column arranged on the rotating column, a support rod sleeved in the connecting column and a support plate arranged on the support rod, a cavity is arranged on the mounting seat, a rotating groove is opened on the side wall of the cavity, the rotating column is rotatably inserted in the rotating groove, and a clamping assembly for fixing the rotating column is arranged between the mounting seat and the rotating column.

[0007] By adopting the above technical scheme, the support column is arranged on the base, the mounting seat is sleeved on the support column, a cavity is arranged on the mounting seat, a rotation groove is opened on the side wall of the cavity, the rotating column is rotatably inserted in the rotation groove, a clamping assembly for fixing the rotating column is arranged between the mounting seat and the rotating column, the connecting column is arranged on the rotating column, the support rod is sleeved in the connecting column, and the support plate is arranged on the support rod. When it is necessary to adjust the angle of the support plate, the rotating column is rotated, the rotating column drives the connecting column to rotate, the connecting column drives the support rod to rotate, the support rod drives the support plate to rotate, the clamping assembly is used to fix the rotating column, thereby fixing the support plate, which is convenient for adjusting and fixing the support plate, and improving the work efficiency in the foundation pit support process.

[0008] Preferably, a mounting groove is provided on the side of the connecting column, the axial centerline direction of the mounting groove is the same as the axial centerline direction of the connecting column, the support rod is slidably inserted in the mounting groove, and a driving component for driving the support rod to slide is provided in the connecting column, and the driving component includes a motor provided in the connecting column and a screw fixed on the output shaft of the motor, the screw is rotatably inserted in the support rod, the screw is threadably matched with the support rod, and a first limiting component for preventing the support rod from rotating synchronously with the screw is provided between the support rod and the connecting column.

[0009] By adopting the above technical solution, an installation groove is opened on the side of the connecting column, the support rod is slidably inserted in the installation groove, the motor is arranged in the connecting column, the screw is fixed on the motor output shaft, the screw is rotatably inserted in the support rod, the screw and the support rod thread cooperate, when it is necessary to move the support plate, the motor is driven, the motor drives the screw to rotate, and under the limiting action of the limiting assembly, the support rod drives the support plate to move, thereby facilitating the movement of the support plate.

[0010] Preferably, a limiting groove is provided on the inner side wall of the installation groove, and the first limiting assembly includes a limiting block arranged on the side surface of the supporting rod, and the limiting block is slidably arranged in the limiting groove.

[0011] By adopting the above technical solution, a limit groove is opened on the inner wall of the installation groove, a limit block is arranged on the side of the support rod, the limit block is slidably arranged in the limit groove, and the limit block prevents the support rod from rotating synchronously with the screw rod.

[0012] Preferably, a plurality of plug-in grooves are provided on the side surface of the rotating column, and the plurality of plug-in grooves are evenly distributed at equal distances along the circumferential side surface of the rotating column. A sliding groove is provided on the top surface of the mounting seat, and the sliding groove is connected to the rotating groove. The clamping assembly includes an insertion rod with one end that can be inserted into the plug-in groove, and the insertion rod is slidably set in the sliding groove.

[0013] By adopting the above technical solution, a plurality of plug-in grooves are opened on the side of the rotating column, and the plurality of plug-in grooves are evenly distributed at equal distances along the circumferential side of the rotating column. The plug rod is slidably set in the sliding groove. When the rotating column needs to be fixed, the plug rod is slid so that one end of the plug rod is inserted into the plug-in groove, which is convenient for fixing the rotating column.

[0014] Preferably, a limiting groove is provided on the side wall of the sliding groove, and a limiting block is provided on the side surface of the insertion rod, and the limiting block is slidably disposed in the limiting groove.

[0015] By adopting the above technical solution, a limiting groove is opened on the side wall of the sliding groove, and a limiting block is arranged on the side of the insertion rod. The limiting block is slidably set in the limiting groove. The limiting block prevents the insertion rod from escaping from the sliding groove, thereby preventing the insertion rod from escaping from the mounting seat, thereby enhancing the stability of the connection between the insertion rod and the mounting seat.

[0016] Preferably, a plurality of snap-in grooves are provided on the side surface of the support column, and the plurality of snap-in grooves are evenly distributed at equal distances along the length direction of the support column. A slide groove is provided on the side surface of the mounting seat, and a snap-in rod having one end which can be inserted into the snap-in groove is provided in the slide groove.

[0017] By adopting the above technical solution, a plurality of snap-in grooves are provided on the side of the support column, and the plurality of snap-in grooves are evenly distributed at equal distances along the length direction of the support column. A sliding groove is provided on the side of the mounting seat, and a snap-in rod is provided in the sliding groove. When the mounting seat needs to be fixed, the snap-in rod is slid so that the snap-in rod is inserted into the snap-in groove, thereby facilitating the fixing of the mounting seat.

[0018] Preferably, a receiving groove is provided on the side wall of the slide groove, a receiving block is provided on the side surface of the receiving rod, and the receiving block is slidably disposed in the receiving groove.

[0019] By adopting the above technical solution, a receiving groove is opened on the side wall of the slide groove, and a clamping block is arranged on the side of the clamping rod. The clamping block is slidably arranged in the receiving groove. The clamping block prevents the clamping rod from leaving the sliding groove, thereby enhancing the stability of the clamping between the clamping rod and the mounting seat.

[0020] Preferably, a spring 1 is provided in the accommodating groove, one end of the spring 1 abuts against a side wall of the accommodating groove away from the clamping groove, and the other end of the spring 1 abuts against a side surface of the clamping block away from the clamping groove.

[0021] By adopting the above technical solution, one end of spring one is in conflict with the side wall of the accommodating groove away from the clamping groove, and the other end of spring one is in conflict with the side of the clamping block away from the clamping groove. Spring one always gives the clamping block an elastic force to approach the clamping groove, and the clamping block drives the clamping rod to be close to the inner wall of the clamping groove, thereby enhancing the clamping stability of the clamping rod.

[0022] In summary, the present application includes at least one of the following beneficial technical effects:

[0023] 1. The support column is arranged on the base, the mounting seat is sleeved on the support column, a cavity is arranged on the mounting seat, a rotation groove is opened on the side wall of the cavity, the rotating column is rotatably inserted in the rotation groove, a clamping assembly for fixing the rotating column is arranged between the mounting seat and the rotating column, the connecting column is arranged on the rotating column, the supporting rod is sleeved in the connecting column, and the supporting plate is arranged on the supporting rod. When the angle of the supporting plate needs to be adjusted, the rotating column is rotated, the rotating column drives the connecting column to rotate, the connecting column drives the supporting rod to rotate, the supporting rod drives the supporting plate to rotate, and the clamping assembly is used to fix the rotating column, thereby fixing the supporting plate, which is convenient for adjusting and fixing the supporting plate, and improving the work efficiency in the process of foundation pit support;

[0024] 2. A mounting groove is provided on the side of the connecting column, the supporting rod is slidably inserted into the mounting groove, the motor is arranged in the connecting column, the screw is fixed on the output shaft of the motor, the screw is rotatably inserted into the supporting rod, the screw and the supporting rod thread cooperate, when the supporting plate needs to be moved, the motor is driven, the motor drives the screw to rotate, under the limiting action of the limiting assembly, the supporting rod drives the supporting plate to move, so as to facilitate the moving of the supporting plate;

[0025] 3. A plurality of plug-in grooves are provided on the side of the rotating column, and the plurality of plug-in grooves are evenly distributed along the circumferential side of the rotating column at equal distances. The plug-in rod is slidably set in the sliding groove. When the rotating column needs to be fixed, the plug-in rod is slid so that one end of the plug-in rod is inserted into the plug-in groove, which is convenient for fixing the rotating column. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] FIG. 1 is a schematic diagram of the overall structure of the support structure in an embodiment of the present application.

[0027] FIG. 2 is a cross-sectional view of a connecting column in an embodiment of the present application.

[0028] FIG. 3 is a cross-sectional view of a support column in an embodiment of the present application.

[0029] FIG. 4 is a cross-sectional view of the mounting seat in the embodiment of the present application.

[0030] Description of reference numerals:

[0031] 1. Base; 11. Positioning strip; 2. Support mechanism; 21. Support column; 211. Snap-on groove; 22. Mounting seat; 221. Slide groove; 222. Accommodating groove; 223. Snap-on rod; 2231. Snap-on block; 2232. Spring 1; 224. Rotating groove; 225. Sliding groove; 226. Limiting groove; 227. Spring 2; 23. Rotating column; 231. Plug-in groove; 24. Connecting column; 241. Mounting groove; 2411. Limiting groove; 25. Support rod; 26. Support plate; 27. Snap-on assembly; 271. Plug-in rod; 2711. Limiting block; 28. Drive assembly; 281. Motor; 282. Screw; 29. ​​First limiting assembly; 291. Limiting block. DETAILED DESCRIPTION

[0032] The present application is further described in detail below in conjunction with Figures 1-4.

[0033] The embodiment of the present application discloses a foundation pit support structure. As shown in Figure 1, the foundation pit support structure includes a base 1 and a support mechanism 2. A positioning insert 11 is provided on the base 1. There are four positioning inserts 11. The four positioning inserts 11 are all inserted in the base 1. The four positioning inserts 11 are respectively located at the four corners of the base 1. The length direction of the positioning insert 11 is perpendicular to the ground, and the length direction of the positioning insert 11 is perpendicular to the top surface of the base 1.

[0034] 1 and 2, the support mechanism 2 includes a support column 21, a mounting seat 22, a rotating column 23, a connecting column 24, a support rod 25, a support plate 26, a clamping assembly 27, a driving assembly 28 and a first limiting assembly 29. The support column 21 is welded and fixed to the top surface of the base 1. The support column 21 is located at the center position of the top surface of the base 1, and the length direction of the support column 21 is perpendicular to the top surface of the base 1.

[0035] 1 and 3 , a plurality of snap-in grooves 211 are provided on the side of the support column 21 , and the plurality of snap-in grooves 211 are evenly divided into two groups. The two groups of snap-in grooves 211 are symmetrical about the axis of the support column 21 , and the plurality of snap-in grooves 211 in each group are evenly distributed at equal distances along the length direction of the support column 21 .

[0036] 1 and 3 , the mounting seat 22 is horizontally sleeved on the support column 21. The mounting seat 22 can rotate around the support column 21. The length direction of the mounting seat 22 is parallel to the ground. Slide grooves 221 are provided on two opposite sides of the mounting seat 22. The length direction of the slide groove 221 is parallel to the ground. A receiving groove 222 is provided on the top wall of the slide groove 221. The length direction of the receiving groove 222 is the same as the length direction of the slide groove 221.

[0037] As shown in Figure 3, a clamping rod 223 is horizontally arranged in the slide groove 221, and the length direction of the clamping rod 223 is the same as the length direction of the slide groove 221. A clamping block 2231 is welded and fixed on the top surface of the clamping rod 223, and the clamping block 2231 is slidably arranged in the accommodating groove 222.

[0038] As shown in Figure 3, a spring 2232 is provided in the accommodating groove 222, one end of the spring 2232 conflicts with the side wall of the accommodating groove 222 away from the clamping groove 211, and the other end of the spring 2232 conflicts with the side of the clamping block 2231 away from the clamping groove 211. The spring 2232 always gives the clamping block 2231 an elastic force to approach the clamping groove 211, and the clamping block 2231 drives the clamping rod 223 to be close to the inner wall of the clamping groove 211, thereby enhancing the clamping stability of the clamping rod 223.

[0039] 1 and 4 , a cavity is provided on the mounting seat 22 , and rotation grooves 224 are provided on two opposite side walls of the cavity. The two rotation grooves 224 are symmetrical with respect to a center line in the width direction of the top surface of the mounting seat 22 , and both ends of the rotating column 23 are rotatably inserted in the two rotation grooves 224 , and the axial centerline direction of the rotating column 23 coincides with the axial centerline direction of the rotation groove 224 .

[0040] 1 and 4 , a plurality of plug-in grooves 231 are provided on the circumferential side surface of the rotating column 23 close to the rotating groove 224. The plurality of plug-in grooves 231 are evenly distributed at equal distances along the circumferential side surface of the rotating column 23. A sliding groove 225 is provided on the top surface of the mounting seat 22. There are two sliding grooves 225. The two sliding grooves 225 are symmetrical about the center line in the width direction of the top surface of the mounting seat 22. The length direction of the sliding groove 225 is the same as the length direction of the support column 21.

[0041] As shown in Figures 1 and 4, the two sliding grooves 225 correspond one-to-one to the two rotating grooves 224, and the sliding grooves 225 are connected to the rotating grooves 224. There are two groups of snap-in components 27, and the two groups of snap-in components 27 correspond one-to-one to the two sliding grooves 225. The snap-in components 27 include an insertion rod 271, and the two insertion rods 271 correspond one-to-one to the two sliding grooves 225. The insertion rod 271 is vertically slidably inserted in the sliding groove 225. When the rotating column 23 needs to be fixed, the sliding insertion rod 271 is slid so that one end of the insertion rod 271 is inserted in the insertion groove 231, which is convenient for fixing the rotating column 23.

[0042] 1 and 4 , a limiting groove 226 is provided on the side wall of the sliding groove 225 , and the length direction of the limiting groove 226 is the same as the length direction of the sliding groove 225 . A limiting block 2711 is horizontally welded and fixed on the side of the insertion rod 271 , and the limiting block 2711 is vertically slidably arranged in the limiting groove 226 .

[0043] As shown in Figure 4, a spring 227 is provided in the limiting groove 226, one end of the spring 227 is in conflict with the top surface of the limiting block 2711, and the other end of the spring 227 is in conflict with the top wall of the limiting groove 226. The spring 227 always gives the limiting block 2711 an elastic force to approach the plug-in groove 231. The limiting block 2711 drives the plug rod 271 to be close to the inner wall of the plug-in groove 231, thereby enhancing the stability of the plug rod 271.

[0044] 1 and 2 , the connecting column 24 is welded and fixed on the side of the rotating column 23, the length direction of the connecting column 24 is perpendicular to the axial direction of the rotating column 23, the axial direction of the connecting column 24 is perpendicular to the axial direction of the rotating column 23, and a mounting groove 241 is provided on the side of the connecting column 24 away from the mounting seat 22, the axial direction of the mounting groove 241 is the same as the axial direction of the connecting column 24, and the length direction of the mounting groove 241 is the same as the length direction of the connecting column 24.

[0045] As shown in Figure 2, the driving assembly 28 includes a motor 281 and a screw 282. The motor 281 is fixed in the connecting column 24, and the screw 282 is welded and fixed on the output shaft of the motor 281. The screw 282 is rotatably set in the installation groove 241, and the length direction of the screw 282 is the same as the length direction of the installation groove 241.

[0046] 1 and 2 , the support rod 25 is slidably sleeved in the mounting groove 241 , the length direction of the support rod 25 is the same as the length direction of the connecting column 24 , the screw 282 is rotatably inserted into the support rod 25 , and the screw 282 is threadedly matched with the support rod 25 .

[0047] 1 and 2 , a limiting groove 2411 is provided on the side wall of the mounting groove 241, and the length direction of the limiting groove 2411 is the same as the length direction of the mounting groove 241. The first limiting assembly 29 includes a limiting block 291, and the limiting block 291 is welded and fixed on the side of the support rod 25. The limiting block 291 is horizontally slidably arranged in the limiting groove 2411, and the limiting block 291 prevents the support rod 25 from rotating synchronously with the screw rod 282.

[0048] The implementation principle of a foundation pit support structure in the embodiment of the present application is:

[0049] When the angle of the support plate 26 needs to be adjusted, the rotating column 23 is rotated, the rotating column 23 drives the connecting column 24 to rotate, the connecting column 24 drives the supporting rod 25 to rotate, the supporting rod 25 drives the supporting plate 26 to rotate, and the supporting plate 26 is adjusted to a suitable position, and the insert rod 271 is slid so that one end of the insert rod 271 is inserted into the insert groove 231, and the rotating column 23 is fixed, so as to facilitate the adjustment and fixing of the support plate 26 and improve the work efficiency in the foundation pit support process.

[0050] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A foundation pit support structure, comprising a base (1) for placing support components and a support mechanism (2) arranged on the base (1), characterized in that: The support mechanism (2) comprises a support column (21) arranged on the base (1), a mounting seat (22) sleeved on the support column (21), a rotating column (23) rotatably arranged in the mounting seat (22), a connecting column (24) arranged on the rotating column (23), a supporting rod (25) sleeved in the connecting column (24), and a supporting plate (26) arranged on the supporting rod (25); a cavity is arranged on the mounting seat (22); a rotating groove (224) is opened on the side wall of the cavity; the rotating column (23) is rotatably inserted in the rotating groove (224); and a clamping assembly (27) for fixing the rotating column (23) is arranged between the mounting seat (22) and the rotating column (23).

2. The foundation pit support structure according to claim 1, characterized in that: A mounting groove (241) is provided on the side surface of the connecting column (24), the axial centerline direction of the mounting groove (241) is the same as the axial centerline direction of the connecting column (24), the supporting rod (25) is slidably inserted in the mounting groove (241), and a driving component (28) for driving the supporting rod (25) to slide is arranged in the connecting column (24), and the driving component (28) comprises a motor (281) arranged in the connecting column (24) and a screw rod (282) fixed on the output shaft of the motor (281), the screw rod (282) is rotatably inserted in the supporting rod (25), the screw rod (282) is threadedly matched with the supporting rod (25), and a first limiting component (29) for preventing the supporting rod (25) from rotating synchronously with the screw rod (282) is arranged between the supporting rod (25) and the connecting column (24).

3. The foundation pit supporting structure according to claim 2 is characterized in that: A limiting groove (2411) is provided on the inner side wall of the installation groove (241), and the first limiting assembly (29) comprises a limiting block (291) arranged on the side of the supporting rod (25), and the limiting block (291) is slidably arranged in the limiting groove (2411).

4. The foundation pit supporting structure according to claim 1, characterized in that: A plurality of plug-in grooves (231) are provided on the side surface of the rotating column (23), and the plurality of plug-in grooves (231) are evenly distributed at equal distances along the circumferential side surface of the rotating column (23). A sliding groove (225) is provided on the top surface of the mounting seat (22), and the sliding groove (225) is connected to the rotating groove (224). The clamping assembly (27) includes an insertion rod (271) one end of which can be inserted into the plug-in groove (231), and the insertion rod (271) is slidably set in the sliding groove (225).

5. The foundation pit supporting structure according to claim 4, characterized in that: A limiting groove (226) is provided on the side wall of the sliding groove (225), and a limiting block (2711) is provided on the side surface of the insertion rod (271), and the limiting block (2711) is slidably disposed in the limiting groove (226).

6. The foundation pit supporting structure according to claim 1, characterized in that: A plurality of clamping grooves (211) are provided on the side surface of the support column (21), and the plurality of clamping grooves (211) are distributed at equal distances along the length direction of the support column (21); a sliding groove (221) is provided on the side surface of the mounting seat (22), and a clamping rod (223) is provided in the sliding groove (221), one end of which can be inserted into the clamping groove (211).

7. The foundation pit supporting structure according to claim 6, characterized in that: A receiving groove (222) is provided on the side wall of the slide groove (221), and a receiving block (2231) is provided on the side surface of the receiving rod (223), and the receiving block (2231) is slidably disposed in the receiving groove (222).

8. The foundation pit supporting structure according to claim 7, characterized in that: A spring 1 (2232) is arranged in the receiving groove (222), one end of the spring 1 (2232) abuts against a side wall of the receiving groove (222) away from the clamping groove (211), and the other end of the spring 1 (2232) abuts against a side surface of the clamping block (2231) away from the clamping groove (211).

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