Drainage pipe foundation pit support frame

Abstract

The utility model provides a drainage pipe foundation pit support frame, including a base, support columns are fixedly arranged at both ends of one side of the top of the base, a slidable baffle is arranged between the two support columns, the upper surface of the base is connected to the side of the slidable baffle through an adjustment mechanism, the bottom surface of the slidable baffle is connected to the base through a scissor-type telescopic rod, and a plurality of fixed plates are arranged on the top of the slidable baffle. The utility model has a simple structure, high safety, and practical functions, and can realize the installation of the support frame by one or fewer people, which greatly saves human resources.

Description

Technical Field

[0001] The utility model relates to the technical field of drainage pipes, in particular to a drainage pipe foundation pit support frame. Background Art

[0002] Urban drainage pipe network is an indispensable and important part of urban infrastructure. In the specific implementation, the foundation pit is excavated first, and then the drainage pipes are placed inside the foundation pit for splicing, and then landfilled after completion. When the foundation pit is excavated, in order to ensure its operation safety, temporary support measures are required for the side walls of the foundation pit. When the traditional foundation pit support frame is used, there are still the following problems:

[0003] 1. The traditional foundation pit support frame is mostly to drive support piles on both sides of the foundation pit, and then install cross supports in the middle of the support piles on both sides, so as to fix the two sides of the foundation pit to prevent landslides. However, the cross supports located above will hinder the installation of pipes by the workers, and the installation requires the assistance of multiple people, which will waste time to a certain extent and reduce work efficiency.

[0004] 2. Since the height of the supporting piles is fixed, they cannot adapt to foundation pits of different depths, which reduces their practicality.

[0005] Therefore, there is an urgent need for a drainage pipe foundation pit support frame to solve the above problems. Summary of the invention

[0006] The purpose of the utility model is to overcome the above-mentioned shortcomings and provide a drainage pipe foundation pit support frame to solve the problems raised in the background technology.

[0007] In order to solve the above technical problems, the utility model adopts the following technical solution: a drainage pipe foundation pit support frame, comprising a base, support columns are fixedly arranged at both ends of one side of the top of the base, a slidable baffle is arranged between the two support columns, the upper surface of the base is connected to the side surface of the slidable baffle by an adjustment mechanism, the bottom surface of the slidable baffle is connected to the base by a scissor-type telescopic rod, and a plurality of fixed plates are arranged on the top of the slidable baffle.

[0008] Preferably, an L-shaped card plate is provided on one side of the base and the support column, an L-shaped card slot is provided on the other side of the base and the support column, and mounting holes are provided at the four corners of the top of the base.

[0009] Preferably, the adjustment mechanism consists of a cylinder, a threaded cylinder and a threaded rod, one end of the cylinder is connected to the base by a bolt, the other end of the cylinder is connected to one end of the threaded cylinder, the other end of the threaded cylinder is connected to one end of the threaded rod, and the other end of the threaded rod is rotatably connected to the baffle.

[0010] Preferably, the inner wall of the threaded barrel is provided with threads, the shaft of the threaded rod is provided with threads, and the threaded barrel is sleeve-connected with the threaded rod.

[0011] Preferably, two No. 2 transverse grooves are provided on the bottom surface of the slidable baffle plate, and two No. 1 transverse grooves are provided on the upper surface of the base opposite to the bottom surface of the slidable baffle plate. A slide plate with two grooves on both sides is provided in the center of the No. 1 transverse groove, and a slide plate with two grooves on both sides is provided in the center of the No. 2 transverse groove. The two ends of the scissor-type telescopic rod are respectively connected to the No. 2 transverse groove and the No. 1 transverse groove.

[0012] Preferably, the scissor-type telescopic rod includes a No. 1 connecting rod, a No. 2 connecting rod and a rotating shaft. The central rotating holes of the No. 1 connecting rod and the No. 2 connecting rod are connected through the rotating shaft. The rotating shaft passes through the central rotating holes of the No. 1 connecting rod and the No. 2 connecting rod and is screwed fixed by a fixing tube and a nut. Both ends of the No. 1 connecting rod and the No. 2 connecting rod are provided with protrusions that adapt to the grooves on both sides of the skateboard.

[0013] Preferably, the fixing plate is provided with a plurality of fixing holes.

[0014] Preferably, a slide groove is provided on the inner side of the support column, and both ends of the slidable baffle are arranged in the slide groove.

[0015] Preferably, the same No. 2 connecting rod is movably arranged between the two slide grooves and the two No. 2 transverse grooves on the same side, and the same No. 1 connecting rod is movably arranged between the two slide grooves and the two No. 2 transverse grooves on the other side, and the No. 1 connecting rod and the No. 2 connecting rod are rotatably arranged through a rotating shaft.

[0016] The utility model has the following beneficial effects:

[0017] 1. The utility model can adjust the height of the baffle to a suitable height by rotating the threaded cylinder in the adjustment assembly, so as to adapt to foundation pits of different depths;

[0018] 2. The utility model achieves the effect of fixing the baffle after adjusting it to a suitable height by rotating the nut in the fixing assembly, thereby preventing shaking during use;

[0019] 3. The utility model has a simple structure and high safety, and can be installed by one or fewer people, thus greatly saving human resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a right-side three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 It is a left-view three-dimensional structural schematic diagram of the utility model;

[0022] Figure 3 It is a three-dimensional exploded structural diagram of the adjustment component of the utility model;

[0023] Figure 4 It is a schematic diagram of the three-dimensional exploded structure of the scissor-type telescopic rod of the utility model;

[0024] Figure 5 It is a schematic diagram of the three-dimensional cross-sectional structure of the first transverse groove and the second transverse groove of the utility model. DETAILED DESCRIPTION

[0025] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0026] See also Figures 1 to 5 A drainage pipe foundation pit support frame includes a base 1, support columns 2 are fixedly arranged at both ends of one side of the top of the base 1, a slidable baffle 3 is arranged between the two support columns 2, the upper surface of the base 1 is connected to the side of the slidable baffle 3 through an adjustment mechanism 4, the bottom surface of the slidable baffle 3 is connected to the base 1 through a scissor-type telescopic rod 5, and a plurality of fixed plates 6 are arranged on the top of the slidable baffle 3. When in use, the base 1 is first placed on the bottom wall of the foundation pit, and then the adjustment mechanism 4 is rotated to push the slidable baffle 3 to move upward, so that the depth of different foundation pits can be adjusted.

[0027] Preferably, the base 1 and the support column 2 are provided with an L-shaped card plate 1.1 on one side, the base 1 and the support column 2 are provided with an L-shaped card slot 1.2 on the other side, and the four corners of the top of the base 1 are provided with mounting holes 1.4. Another support frame is matched with the L-shaped card plate on one side of the base 1 and the L-shaped card slot of the base 1 on the installed support frame to install the next support frame, so that one or fewer people can install the support frame, which saves time to a certain extent and improves work efficiency.

[0028] Preferably, the adjustment mechanism 4 is composed of a cylinder 4.1, a threaded cylinder 4.2 and a threaded rod 4.3, one end of the cylinder 4.1 is connected to the base 1 by a bolt, the other end of the cylinder 4.1 is connected to one end of the threaded cylinder 4.2, the other end of the threaded cylinder 4.2 is connected to one end of the threaded rod 4.3, and the other end of the threaded rod 4.3 is rotatably connected to the baffle. The threaded cylinder 4.3 is rotated, and the threaded cylinder 4.2 drives the threaded rod 4.3 to move outward through the thread, so that the slidable baffle 3 can be pushed to move upward.

[0029] Preferably, the inner wall of the threaded barrel 4.2 is provided with threads, the shaft of the threaded rod 4.3 is provided with threads, and the threaded barrel 4.2 and the threaded rod 4.3 are sleeve-connected.

[0030] Preferably, the bottom surface of the slidable baffle 3 is provided with two No. 2 transverse grooves 3.1, the upper surface of the base 1 is provided with two No. 1 transverse grooves 1.3 opposite to the bottom surface of the slidable baffle 3, a slide plate 1.3.1 with two grooves on both sides is provided in the center of the No. 1 transverse groove 1.3, and a slide plate 1.3.1 with two grooves on both sides is provided in the center of the No. 2 transverse groove 3.1, and both ends of the scissor-type telescopic rod 5 are respectively connected to the No. 2 transverse groove 3.1 and the No. 1 transverse groove 1.3.

[0031] Preferably, the scissor-type telescopic rod 5 comprises a No. 1 connecting rod 5.1, a No. 2 connecting rod 5.2 and a rotating shaft 5.3, wherein the central rotating holes of the No. 1 connecting rod 5.1 and the No. 2 connecting rod 5.2 are connected through the rotating shaft 5.3, and the rotating shaft 5.3 passes through the central rotating holes of the No. 1 connecting rod 5.1 and the No. 2 connecting rod 5.2 and is screwed fixed by a fixing tube 5.4 and a nut 5.5, and both ends of the No. 1 connecting rod 5.1 and the No. 2 connecting rod 5.2 are provided with protrusions 5.6 adapted to the grooves on both sides of the slide plate 1.3.1. When the slidable baffle 3 moves upward, it will drive the No. 1 connecting rod 5.1 and the No. 2 connecting rod 5.2 to move and deform.

[0032] Preferably, the fixing plate 6 is provided with a plurality of fixing holes 6.1. The fixing plate 6 is rotated to move the fixing holes 6.1 of the fixing plate 6 to the outside, and then a connecting object such as an anchor rod is used to fix the fixing holes 6.1 of the fixing plate 6 and the mounting holes 1.4 of the base 1, so as to achieve the final installation effect.

[0033] Preferably, a slide groove 2.1 is provided inside the support column 2, and both ends of the slidable baffle 3 are arranged in the slide groove 2.1. By arranging the slidable baffle 3 in the slide groove 2.1, the function of the slidable baffle 3 moving up and down can be realized.

[0034] Preferably, the same No. 2 connecting rod 5.2 is movably arranged between the two chute 2.1 and the two No. 2 transverse grooves 3.1 on the same side, and the same No. 1 connecting rod 5.1 is movably arranged between the two chute 2.1 and the two No. 2 transverse grooves 3.1 on the other side, and the No. 1 connecting rod 5.1 and the No. 2 connecting rod 5.2 are rotatably arranged through a rotating shaft 5.3. When the slidable baffle 3 moves upward, the No. 1 connecting rod 5.1 and the No. 2 connecting rod 5.2 are driven to move and deform.

[0035] The working principle of this embodiment is as follows:

[0036] When the top of the baffle plate and the top of the foundation pit are at the same horizontal height, the rotation of the threaded cylinder is stopped, and then the nut is rotated. The nut squeezes the surface of the No. 2 connecting rod through the thread to fix it to a certain extent. At this time, the fixing plate is rotated to move the fixing hole of the fixing plate to the outside, and then anchor rods and other connecting objects are used to fix it through the fixing holes of the fixing plate and the mounting holes of the base. After that, another support frame is matched with the L-shaped card plate on one side and the L-shaped card slot on the installed support frame to install the next support frame. Only one or fewer people can install the support frame, which saves time and improves work efficiency to a certain extent.

[0037] The above embodiments are only preferred technical solutions of the present invention and should not be regarded as limitations of the present invention. The protection scope of the present invention shall be the technical solutions recorded in the claims, including equivalent replacement solutions of the technical features in the technical solutions recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the present invention.

Claims

1. A drainage pipe foundation pit support frame, comprising a base (1), characterized in that: Support columns (2) are fixedly provided at both ends of one side of the top of the base (1); a slidable baffle (3) is provided between the two support columns (2); the upper surface of the base (1) is connected to the side of the slidable baffle (3) via an adjustment mechanism (4); the bottom surface of the slidable baffle (3) is connected to the base (1) via a scissor-type telescopic rod (5); and a plurality of fixed plates (6) are provided at the top of the slidable baffle (3).

2. A drainage pipe foundation pit support frame according to claim 1, characterized in that: An L-shaped card plate (1.1) is provided on one side of the base (1) and the support column (2), an L-shaped card slot (1.2) is provided on the other side of the base (1) and the support column (2), and mounting holes (1.4) are provided at the four corners of the top of the base (1).

3. A drainage pipe foundation pit support frame according to claim 1, characterized in that: The adjustment mechanism (4) is composed of a cylinder (4.1), a threaded cylinder (4.2) and a threaded rod (4.3); one end of the cylinder (4.1) is connected to the base (1) via a bolt; the other end of the cylinder (4.1) is connected to one end of the threaded cylinder (4.2); the other end of the threaded cylinder (4.2) is connected to one end of the threaded rod (4.3); and the other end of the threaded rod (4.3) is rotatably connected to the baffle.

4. A drainage pipe foundation pit support frame according to claim 3, characterized in that: The inner wall of the threaded barrel (4.2) is provided with threads, the shaft of the threaded rod (4.3) is provided with threads, and the threaded barrel (4.2) and the threaded rod (4.3) are sleeve-connected.

5. A drainage pipe foundation pit support frame according to claim 1, characterized in that: The bottom surface of the slidable baffle (3) is provided with two No. 2 transverse grooves (3.1); the upper surface of the base (1) is provided with two No. 1 transverse grooves (1.3) at a position opposite to the bottom surface of the slidable baffle (3); a slide plate (1.3.1) with two grooves on both sides is provided at the center of the No. 1 transverse groove (1.3); a slide plate (1.3.1) with two grooves on both sides is provided at the center of the No. 2 transverse groove (3.1); and two ends of the scissor-type telescopic rod (5) are respectively connected to the No. 2 transverse groove (3.1) and the No. 1 transverse groove (1.3).

6. A drainage pipe foundation pit support frame according to claim 5, characterized in that: The scissor-type telescopic rod (5) comprises a No. 1 connecting rod (5.1), a No. 2 connecting rod (5.2) and a rotating shaft (5.3); the central rotating holes of the No. 1 connecting rod (5.1) and the No. 2 connecting rod (5.2) are connected via the rotating shaft (5.3); the rotating shaft (5.3) passes through the central rotating holes of the No. 1 connecting rod (5.1) and the No. 2 connecting rod (5.2) and is screw-fixed via a fixing tube (5.4) and a nut (5.5); both ends of the No. 1 connecting rod (5.1) and the No. 2 connecting rod (5.2) are provided with protrusions (5.6) adapted to the grooves on both sides of the slide plate (1.3.1).

7. A drainage pipe foundation pit support frame according to claim 1, characterized in that: The fixing plate (6) is provided with a plurality of fixing holes (6.1).

8. A drainage pipe foundation pit support frame according to claim 1, characterized in that: A slide groove (2.1) is provided on the inner side of the support column (2), and both ends of the slidable baffle (3) are arranged in the slide groove (2.1).

9. A drainage pipe foundation pit support frame according to claim 8, characterized in that: A same No. 2 connecting rod (5.2) is movably arranged between the two slide grooves (2.1) and the two No. 2 transverse grooves (3.1) on the same side, and a same No. 1 connecting rod (5.1) is movably arranged between the two slide grooves (2.1) and the two No. 2 transverse grooves (3.1) on the other side, and the No. 1 connecting rod (5.1) and the No. 2 connecting rod (5.2) are rotatably arranged via a rotating shaft (5.3).

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