Double-row pile supporting structure with drainage ditch additionally arranged below top beam

Abstract

The double-row pile supporting structure comprises a first row of pile bodies, a second row of pile bodies, the top beam and the drainage ditches, the top beam is arranged above the first row of pile bodies and the second row of pile bodies, and the first row of pile bodies and the second row of pile bodies are both connected with the top beam; the drainage ditch is located between the first row of pile bodies and the second row of pile bodies, and the drainage ditch is located below the top beam. The method has the effect of improving the applicability.

Description

Technical Field

[0001] The present application relates to the technical field of building support structures, and in particular to a double-row pile support structure with a drainage ditch provided under a crown beam. Background Art

[0002] In foundation pit support projects, since the anchor cables cannot exceed the land red line, double-row pile structures are mostly used for support, thereby playing a role in foundation pit support.

[0003] At present, a Chinese patent with authorization announcement number CN220927899U discloses a double-row pile retaining wall structure with both retaining and drainage functions, which is applied to the retaining wall structure between the high-level road and the low-level road. The retaining wall structure is a double-row structure including an outer row of piles close to the low-level road side and an inner row of piles close to the high-level road side, and a reinforcement body is provided between the outer row of piles and the inner row of piles, and a first connecting plate is provided between the tops of the outer row of piles and the inner row of piles, and the first connecting plate is respectively connected and fixed to the tops of the outer row of piles and the inner row of piles; a drainage ditch structure is provided on the upper part of the side wall of the outer row of piles close to the low-level road.

[0004] Because the drainage ditch is set on one side of the outer row of piles, the outer row of piles, inner row of piles and drainage ditch occupy a relatively large space as a whole; when the space is relatively small, for example, when only the outer row of piles and inner row of piles can be constructed, the drainage ditch cannot be constructed because of its poor applicability. Utility Model Content

[0005] In order to improve applicability, the present application provides a double-row pile support structure with a drainage ditch added under the crown beam.

[0006] This application provides a double-row pile support structure with drainage ditches under the crown beam, which adopts the following technical solutions:

[0007] A double-row pile support structure with a drainage ditch under a crown beam comprises a first row of piles, a second row of piles, a crown beam and a drainage ditch. The crown beam is arranged above the first row of piles and the second row of piles, and the first row of piles and the second row of piles are both connected to the crown beam; the drainage ditch is located between the first row of piles and the second row of piles, and the drainage ditch is located below the crown beam.

[0008] By adopting the above technical solution, the drainage ditch is set between the first row of piles and the second row of piles, which can make full use of the gap between the two rows of piles. There is no need to build an additional drainage ditch, which can reduce the construction and demolition costs of building a temporary drainage ditch and does not require the occupation of other land areas, thereby increasing the scope of application; and the crown beam also serves as the cover of the drainage ditch, so there is no need to build an additional ditch cover, which not only saves a lot of costs but also has sufficient rigidity and stability.

[0009] Optionally, an inspection well is provided on the crown beam, and a detection hole connected to the drainage ditch is opened on the inspection well.

[0010] By adopting the above technical solution, water can enter the drainage ditch through the detection hole, and the operator can connect to the situation in the drainage ditch through the detection hole.

[0011] Optionally, a first detection groove and a second detection groove connected to the first detection groove are provided on the inspection well, the cross-section of the first detection groove gradually becomes smaller towards the second detection groove, the second detection groove is connected to the drainage ditch, and the first detection groove and the second detection groove form the detection hole.

[0012] By adopting the above technical solution, the cross section of the first detection groove gradually becomes smaller towards the second detection groove, which can make water better pass through the first detection groove into the second detection groove and then better enter the drainage ditch.

[0013] Optionally, a blocking mechanism is provided on the inspection well, and the blocking mechanism includes a blocking block and a connecting assembly. The blocking block is provided on the inspection well through the connecting assembly, and the blocking block blocks the detection hole.

[0014] By adopting the above technical solution, when other construction on the crown beam generates a large amount of particulate matter and debris, the blocking block is used to block the detection hole, and the blocking block is connected to the inspection well through a connecting component to reduce the phenomenon of the detection hole being blocked by debris.

[0015] Optionally, the connection assembly includes a supporting block and a connecting block, the supporting block abuts against the inspection well, the connecting block is arranged on the supporting block, and the blocking block is arranged on the connecting block.

[0016] By adopting the above technical solution, the support block is placed on the inspection well, and the blocking block can be placed in the required position through the provided connecting block; the provided connecting assembly has a simple structure and is convenient for the operator to connect the blocking block to the inspection well.

[0017] Optionally, the blocking block is provided with a fixing mechanism connected to the connecting block, the fixing mechanism includes a fixing block and a fixing assembly, the fixing block is provided on the blocking block, and the connecting block is provided with a first fixing groove which is engaged with the fixing block; the fixing assembly is provided on the connecting block and connected to the fixing block.

[0018] By adopting the above technical solution, the fixing block on the blocking block is clamped with the first fixing groove on the connecting block, and then the fixing block is fixed to the connecting block by using a fixing assembly, so that the blocking block is connected to the connecting block; the provided fixing mechanism can realize the detachability of the blocking block and the connecting block, thereby facilitating the maintenance of the blocking block; and the appropriate blocking block can be selected as needed to connect with the connecting block, thereby improving the scope of application.

[0019] Optionally, the fixing assembly includes a fixing rod and a spring, the connecting block is provided with a first through hole connected to the first fixing groove, the fixing rod is slidably set in the first through hole, and the fixing block is provided with a second fixing groove engaged with the fixing rod; the spring connects the fixing rod and the side wall of the first through hole.

[0020] By adopting the above technical solution, the fixing rod is pulled so that the end of the fixing rod close to the first fixing groove extends into the first through hole, and the spring is in a deformed state at this time; then the fixing block is engaged with the first fixing groove; then the fixing rod is released, and the force of the spring to restore the elastic deformation will drive the fixing rod to move, so that the fixing rod is engaged with the second fixing groove, thereby realizing the connection between the blocking block and the connecting block.

[0021] Optionally, a positioning mechanism is provided on the blocking block, and the positioning mechanism includes a positioning block and an adjustment component. The positioning block is slidably arranged on the blocking block through the adjustment component, and a positioning groove is provided on the inspection well to engage with the positioning block.

[0022] By adopting the above technical solution, when the blocking block blocks the inspection hole, the positioning block is driven to move by the adjustment component so that the positioning block is engaged with the positioning groove; the provided positioning mechanism can improve the stability of the blocking block on the inspection well.

[0023] Optionally, the adjustment assembly includes an adjustment shaft, an adjustment gear and an adjustment rack, the adjustment shaft is rotatably arranged on the blocking block, the adjustment gear key is connected to the adjustment shaft, and the adjustment rack is arranged on the positioning block and meshes with the adjustment gear.

[0024] By adopting the above technical solution, the adjusting shaft is rotated, and the adjusting gear on the adjusting shaft drives the adjusting rack to move, and the adjusting rack drives the positioning block to move.

[0025] Optionally, both the first row of piles and the second row of piles are connected to the drainage ditch.

[0026] By adopting the above technical solution, the first row of piles and the second row of piles are both connected to the drainage ditch, which can ensure the rigidity and strength of the side wall of the drainage ditch.

[0027] In summary, this application includes at least one of the following beneficial technical effects:

[0028] 1. The drainage ditch is set between the first and second rows of piles, which can fully utilize the gap between the two rows of piles. There is no need to build an additional drainage ditch, which can reduce the construction and demolition costs of building a temporary drainage ditch and does not require any other land area, thereby increasing the scope of application. In addition, the crown beam also serves as the cover of the drainage ditch, eliminating the need for an additional ditch cover. This not only saves a lot of costs but also provides sufficient rigidity and stability.

[0029] 2. The fixing mechanism can realize the detachability of the blocking block and the connecting block, thereby facilitating the maintenance of the blocking block; and suitable blocking blocks can be selected for connection with the connecting block as needed, thereby increasing the scope of application. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 This is a structural diagram of a double-row pile support structure with drainage ditches added under the crown beam in an embodiment of the present application;

[0031] Figure 2 This is a schematic diagram of the structure of the detection hole in the embodiment of the present application;

[0032] Figure 3 This is a structural diagram of the connection assembly in an embodiment of the present application;

[0033] Figure 4 This is a schematic structural diagram of a fixed group in an embodiment of the present application;

[0034] Figure 5 Schematic diagram of the structure of the positioning mechanism in the embodiment of the present application.

[0035] Figure markings: 11, first row of piles; 12, second row of piles; 13, crown beam; 2, drainage ditch; 3, inspection well; 31, first inspection groove; 32, second inspection groove; 33, gap; 4, blocking mechanism; 41, blocking block; 42, connecting assembly; 421, supporting block; 422, connecting block; 4221, first fixed groove; 5, fixing mechanism; 51, fixing block; 511, second fixed groove; 52, fixing assembly; 521, fixing rod; 522, spring; 53, reinforcing bolt; 6, positioning mechanism; 61, positioning block; 62, adjusting assembly; 621, adjusting shaft; 622, adjusting gear; 623, adjusting rack. DETAILED DESCRIPTION

[0036] The following is combined with Figure 1-5 This application is described in further detail.

[0037] The embodiment of the present application discloses a double-row pile support structure with a drainage ditch provided under a crown beam.

[0038] refer to Figure 1A double-row pile support structure with a drainage ditch 2 added under a crown beam 13 includes a first row of piles 11 and a second row of piles 12 parallel to the first row of piles 11. A crown beam 13 is cast on the first row of piles 11 and the second row of piles 12, so that the first row of piles 11, the second row of piles 12 and the crown beam 13 form a double-row pile structure, and then a supporting wall is cast on the cast crown beam 13.

[0039] refer to Figure 1 and Figure 2 A groove is first opened between the ground between the supporting piles of the first row of piles 11 and the supporting piles of the second row of piles 12, and a drainage ditch 2 is cast in the groove. The drainage ditch 2 is located directly below the crown beam 13. The side wall of one side of the drainage ditch 2 contacts the supporting column of the first row of piles 11, and the side wall of the other side of the drainage ditch 2 contacts the supporting column of the second row of piles 12.

[0040] refer to Figure 1 and Figure 2 An inspection well 3 is provided on the crown beam 13. The inspection well 3 has an inspection hole connected to the drainage ditch 2. The inspection hole includes a first inspection slot 31 and a second inspection slot 32 connected to the first inspection slot 31. The second inspection slot 32 is connected to the drainage ditch 2. The first inspection slot 31 is located on the side of the second inspection slot 32 away from the drainage ditch 2. The cross-section of the first inspection slot 31 gradually decreases as it approaches the second inspection slot 32.

[0041] refer to Figure 2 and Figure 3 A gap 33 connected to the first detection groove 31 is opened on the inspection well 3, and a sealing mechanism 4 is provided on the inspection well 3. The sealing mechanism 4 includes a sealing block 41. The sealing block 41 can block the end of the first detection groove 31 close to the second detection groove 32; a connecting component 42 is provided on the blocking block 41, and the connecting component 42 includes a connecting block 422 connected to the blocking block 41. The end of the connecting block 422 away from the blocking block 41 is connected to a supporting block 421, and the supporting block 421 is engaged with the gap 33 on the inspection well 3.

[0042] refer to Figure 3 and Figure 4To facilitate the transportation and maintenance of the blocking mechanism 4, the blocking block 41 and the connecting block 422 are detachably connected, and the connecting block 422 and the supporting block 421 are also detachably connected. A first fixing groove 4221 is provided on the side of the supporting block 421 near the connecting block 422 and on the end of the connecting block 422 near the blocking block 41; a first through hole is provided on the side of the supporting block 421 near the connecting block 422, which communicates with the first fixing groove 4221 on the supporting block 421; a first through hole is provided on the end of the connecting block 422 near the blocking block 41, which communicates with the first fixing groove 4221 on the connecting block 422; a second through hole is provided on the side of the supporting block 421 near the connecting block 422, which communicates with the first fixing groove 4221 on the supporting block 421; and a second through hole is provided on the end of the connecting block 422 near the blocking block 41, which communicates with the first fixing groove 4221 on the connecting block 422.

[0043] A fixing mechanism 5 is provided on both the connecting block 422 and the supporting block 421, and the fixing mechanism 5 includes a fixing block 51. The blocking block 41 and the connecting block 422 are fixedly connected to one end away from the supporting block 421 with the fixing block 51. The fixing block 51 on the blocking block 41 is clamped with the first fixing groove 4221 on the connecting block 422, and the fixing block 51 on the connecting block 422 is clamped with the first fixing groove 4221 on the supporting block 421.

[0044] A fixing assembly 52 is provided on both the connecting block 422 and the supporting block 421. The fixing assembly 52 includes a fixing rod 521. The fixing rod 521 is slidably connected in the first through hole of the supporting block 421 and the first through hole of the connecting block 422. The fixing block 51 is provided with a second fixing groove 511 for the fixing rod 521 to be clamped. A spring 522 is sleeved on the fixing rod 521. One end of the spring 522 is connected to the fixing rod 521 and the other end is connected to the side wall of the first through hole.

[0045] A threaded hole is provided on one side of the fixing block 51 away from the second fixing groove 511 . Reinforcement bolts 53 are provided on both the support block 421 and the connecting block 422 . The reinforcement bolts 53 pass through the second through hole and are threadedly connected to the threaded hole.

[0046] When in use, first pull the fixing rod 521 on the connecting block 422 so that one end of the fixing rod 521 close to the first fixing groove 4221 extends into the first through hole. At this time, the spring 522 is in a compressed state; then the fixing block 51 on the blocking block 41 is clamped with the first fixing groove 4221 on the connecting block 422; then loosen the fixing rod 521, and the force of the spring 522 to restore the elastic deformation will drive the fixing rod 521 to move, so that the fixing rod 521 is clamped with the second fixing groove 511 on the fixing block 51; then the reinforcing bolt 53 is passed through the second through hole on the connecting block 422 and is threadedly connected to the threaded hole on the fixing block 51, thereby realizing the connection between the blocking block 41 and the connecting block 422.

[0047] Then pull the fixing rod 521 on the supporting block 421 so that one end of the fixing rod 521 close to the first fixing groove 4221 extends into the first through hole, and at this time the spring 522 is in a compressed state; then the fixing block 51 on the connecting block 422 is engaged with the first fixing groove 4221 on the supporting block 421; then release the fixing rod 521, and the force of the spring 522 to restore the elastic deformation will drive the fixing rod 521 to move, so that the fixing rod 521 is engaged with the second fixing groove 511 on the fixing block 51; then the reinforcing bolt 53 is passed through the second through hole on the supporting block 421 and is threadedly connected to the threaded hole on the fixing block 51, so that the connecting block 422 is fixed to the supporting block 421, so that the blocking block 41, the connecting block 422 and the supporting block 421 are connected together.

[0048] refer to Figure 2 and Figure 5 In order to improve the stability of the blocking block 41 when blocking the first detection groove 31 , a positioning mechanism 6 is provided on the blocking block 41 .

[0049] A sliding cavity is defined in the blocking block 41, and a positioning groove is defined in the inspection well 3, which is connected to the first inspection groove 31. The positioning mechanism 6 includes a positioning block 61 that is slidably connected within the sliding cavity and is engaged with the positioning groove. An adjustment assembly 62 is provided on the blocking block 41. The adjustment assembly 62 includes an adjustment shaft 621 that is rotatably connected to the blocking block 41. One end of the adjustment shaft 621 is located within the sliding cavity, and an adjustment gear 622 is keyed to the adjustment shaft 621 located within the sliding cavity. An adjustment rack 623 is integrally provided on the positioning block 61 located within the sliding cavity and meshes with the adjustment gear 622.

[0050] The adjusting shaft 621 is rotated, and the adjusting shaft 621 drives the adjusting gear 622 to rotate, and the adjusting gear 622 drives the adjusting rack 623 to move, and the adjusting rack 623 drives the positioning block 61 to move, so that the positioning block 61 can be engaged with the positioning groove on the first detection groove 31.

[0051] The implementation principle of a double-row pile support structure with a drainage ditch 2 added under the crown beam 13 of the embodiment of the present application is: first, the supporting piles of the first row of piles 11 and the supporting piles of the second row of piles 12 are cast on the ground, and a part of the steel bars of the supporting piles in the first row of piles 11 will be exposed, and a part of the steel bars of the supporting piles in the second row of piles 12 will also be exposed.

[0052] Then, a groove is dug between the supporting columns of the first row of piles 11 and the supporting columns of the second row of piles 12, and a drainage ditch 2 is cast in the groove so that the side wall of one side of the drainage ditch 2 contacts the supporting columns of the first row of piles 11, and the side wall of the other side of the drainage ditch 2 contacts the supporting columns of the first row of piles 11.

[0053] Next, the steel cage in the crown beam 13 is crossed with the exposed steel bars in the first row of piles 11, and the steel cage in the crown beam 13 is also crossed with the exposed steel bars in the second row of piles 12; then the inspection well 3 is placed on the steel cage of the crown beam 13. Then, concrete is poured to form the crown beam 13, so that the crown beam 13 is directly above the drainage ditch 2.

[0054] When casting the crown beam 13, first assemble the blocking block 41, the connecting block 422 and the supporting block 421 together, then engage the supporting block 421 with the notch 33 on the inspection well 3, and the blocking block 41 blocks the end of the first detection groove 31 close to the second detection groove 32; then rotate the adjusting shaft 621 to engage the positioning block 61 on the blocking block 41 with the positioning groove on the inspection well 3.

[0055] Finally, when the crown beam 13 is cast, the blocking block 41 is taken out from the detection hole.

[0056] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A double-row pile support structure with a drainage ditch (2) provided under a crown beam (13), characterized in that: The invention comprises a first row of pile bodies (11), a second row of pile bodies (12), a crown beam (13) and a drainage ditch (2), wherein the crown beam (13) is arranged above the first row of pile bodies (11) and the second row of pile bodies (12), and the first row of pile bodies (11) and the second row of pile bodies (12) are both connected to the crown beam (13); the drainage ditch (2) is located between the first row of pile bodies (11) and the second row of pile bodies (12), and the drainage ditch (2) is located below the crown beam (13).

2. A double-row pile support structure with a drainage ditch (2) provided under a crown beam (13) according to claim 1, characterized in that: An inspection well (3) is provided on the crown beam (13), and a detection hole communicating with the drainage ditch (2) is opened on the inspection well (3).

3. A double-row pile support structure with a drainage ditch (2) provided under a crown beam (13) according to claim 2, characterized in that: The inspection well (3) is provided with a first inspection groove (31) and a second inspection groove (32) connected to the first inspection groove (31). The cross section of the first inspection groove (31) gradually decreases toward the second inspection groove (32). The second inspection groove (32) is connected to the drainage ditch (2). The first inspection groove (31) and the second inspection groove (32) form the inspection hole.

4. A double-row pile support structure with a drainage ditch (2) provided under a crown beam (13) according to claim 2, characterized in that: The inspection well (3) is provided with a blocking mechanism (4), the blocking mechanism (4) comprising a blocking block (41) and a connecting assembly (42), the blocking block (41) being provided on the inspection well (3) via the connecting assembly (42), and the blocking block (41) blocking the detection hole.

5. A double-row pile support structure with a drainage ditch (2) provided under a crown beam (13) according to claim 4, characterized in that: The connection assembly (42) comprises a support block (421) and a connection block (422), the support block (421) abuts against the inspection well (3), the connection block (422) is arranged on the support block (421), and the blocking block (41) is arranged on the connection block (422).

6. A double-row pile support structure with a drainage ditch (2) provided under a crown beam (13) according to claim 5, characterized in that: The blocking block (41) is provided with a fixing mechanism (5) connected to the connecting block (422), the fixing mechanism (5) comprising a fixing block (51) and a fixing assembly (52), the fixing block (51) being provided on the blocking block (41), the connecting block (422) being provided with a first fixing groove (4221) engaged with the fixing block (51), and the fixing assembly (52) being provided on the connecting block (422) and connected to the fixing block (51).

7. A double-row pile support structure with a drainage ditch (2) provided under a crown beam (13) according to claim 6, characterized in that: The fixing assembly (52) includes a fixing rod (521) and a spring (522); a first through hole communicating with the first fixing groove (4221) is provided on the connecting block (422); the fixing rod (521) is slidably disposed in the first through hole; a second fixing groove (511) engaged with the fixing rod (521) is provided on the fixing block (51); and the spring (522) connects the fixing rod (521) and a side wall of the first through hole.

8. A double-row pile support structure with a drainage ditch (2) provided under a crown beam (13) according to claim 4, characterized in that: A positioning mechanism (6) is provided on the blocking block (41), and the positioning mechanism (6) comprises a positioning block (61) and an adjustment component (62). The positioning block (61) is slidably arranged on the blocking block (41) via the adjustment component (62), and a positioning groove is provided on the inspection well (3) for engaging with the positioning block (61).

9. A double-row pile support structure with a drainage ditch (2) provided under a crown beam (13) according to claim 8, characterized in that: The adjustment assembly (62) comprises an adjustment shaft (621), an adjustment gear (622) and an adjustment rack (623); the adjustment shaft (621) is rotatably arranged on the blocking block (41); the adjustment gear (622) is key-connected to the adjustment shaft (621); and the adjustment rack (623) is arranged on the positioning block (61) and meshes with the adjustment gear (622).

10. A double-row pile support structure with a drainage ditch (2) provided under a crown beam (13) according to claim 1, characterized in that: The first row of piles (11) and the second row of piles (12) are both connected to the drainage ditch (2).

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