Protective steel retaining structure for construction at landslide roadbed

Abstract

A protective steel retaining structure for construction at a landslide roadbed belongs to the technical field of roadbed construction and comprises bottom rods, moving wheels, fixing assemblies, supporting rods, side baffles, a mounting frame, buffer assemblies and a top baffle. The two bottom rods are horizontally arranged in parallel and located on the two sides of an external construction site correspondingly. Moving wheels are mounted at the bottoms of the two ends of the bottom rod; fixing assemblies are installed at the two ends of one side of the bottom rod, and the supporting and retaining structure is fixed to the two sides of a construction site through the fixing assemblies. A plurality of supporting rods are installed at the upper end of the bottom rod in an array mode, side baffles are installed between the adjacent supporting rods, an installation frame is installed at the top ends of the supporting rods, buffering assemblies are installed at the two ends of the inner length of the installation frame, and top baffles are installed at the upper ends of the buffering assemblies. The supporting and retaining structure is convenient to mount, dismount, transport and store, meanwhile, the moving wheels and the fixing assemblies can quickly complete moving and fixing of the supporting and retaining structure, the buffering assemblies can buffer impact force of falling rocks, and therefore the service life is prolonged.

Description

Technical field:

[0001] The utility model belongs to the technical field of roadbed construction, in particular to a roadbed construction protection structure, in particular to a protective steel retaining structure for construction at a landslide roadbed. Background technology:

[0002] Roadbed construction refers to the process of carrying out a series of operations such as ground cleaning, earth and stone excavation, filling and compaction according to design requirements after the route is determined, in order to lay a solid foundation for road paving. Therefore, roadbed construction is an important link in road construction. It is necessary to strictly follow the construction steps and technical points, and strengthen safety management and quality control to ensure the quality and safety of the road. Sometimes the roadbed is constructed under relatively loose slopes, and the slopes are prone to falling rocks, which affects the safety of workers. At this stage, most of the falling rocks are blocked by installing protective devices.

[0003] However, existing protective devices are not convenient to move when in use, and most of them are integrated, which makes them inconvenient to transport and store after construction is completed. In addition, they cannot cushion the impact of falling rocks when blocking falling rocks, which can easily cause damage to the protective devices and reduce their service life. Utility model content:

[0004] In view of the deficiencies in the prior art, the utility model provides a protective steel retaining structure for construction at a landslide roadbed, which has the advantages of being easy to disassemble and move and capable of buffering impact force.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions:

[0006] The utility model provides a protective steel retaining structure for construction at a landslide roadbed, the protective steel retaining structure comprising a bottom bar, moving wheels, a fixing assembly, a support bar, side baffles, a mounting frame, a buffer assembly, and a top baffle; the bottom bar is horizontally arranged, and two are arranged in parallel, respectively located on both sides of an external construction site; moving wheels are symmetrically mounted on the bottom of both ends of each bottom bar; fixing assemblies are mounted on both ends of one side of the bottom bar, and the protective steel retaining structure is fixed to both sides of the construction site through the fixing assemblies; a plurality of support bars are vertically mounted in an array at the upper end of the bottom bar, side baffles are mounted between adjacent support bars on the same bottom bar, a mounting frame is mounted on the top end of the support bar, buffer assemblies are mounted on both ends of the inner length of the mounting frame, and a top baffle is mounted on the upper end of the buffer assembly.

[0007] The two bottom rods are of the same length.

[0008] The fixing assembly includes a fixing plate and a fixing cone. The fixing plate is fixedly installed on both ends of one side of the bottom rod. The fixing plate is located on one side of the moving wheel. The shape of the fixing plate is L-shaped. A fixing cone is slidably installed on one side of the fixing plate. The lower end of the fixing cone is inserted into the external ground.

[0009] A through hole matching the diameter of the fixed cone is provided on the bottom plate of the fixing plate, and the lower end of the fixed cone passes through the through hole on the bottom plate of the fixing plate and is inserted into the ground outside.

[0010] The upper end of the bottom rod and the lower end of the mounting frame are evenly provided with several connecting holes on both sides of the bottom rod, and threads are provided in the connecting holes; clamping grooves are provided on both sides of the support rod, and the side baffles are clamped between the opposite clamping grooves of adjacent support rods, and connecting bolts are installed at the upper and lower ends of the clamping grooves.

[0011] One end of the connecting bolt is threadedly connected to the connecting hole of the bottom rod or the installation frame.

[0012] The installation frame is a rectangular frame structure, which is arranged horizontally. The width of the installation frame matches the distance between the two bottom rods, and the length of the installation frame matches the length of the bottom rods.

[0013] The buffer assembly includes a guide rod, a limit rod, a movable rotating seat, a buffer spring, a fixed rotating seat, and a connecting rod; the guide rod and the limit rod are fixedly installed at both ends of the inner width of the mounting frame, and two limit rods are provided, and the limit rods are located on both sides of the guide rod; a movable rotating seat is slidably installed on the guide rod and the limit rod, and there are two movable rotating seats, and the two movable rotating seats are respectively located at the two ends of the guide rod and the limit rod; a buffer spring is fixedly installed on one side of the movable rotating seat, the buffer spring is sleeved on the guide rod, and the other end of the buffer spring is fixedly connected to the corresponding side of the interior of the mounting frame; there are two fixed rotating seats, which are symmetrically fixed on the lower end of the top baffle, and a connecting rod is installed between the movable rotating seat and the corresponding fixed rotating seat, and the two ends of the connecting rod are rotatably clamped on the corresponding movable rotating seat and the fixed rotating seat.

[0014] The top baffle is provided with two pieces, which are welded together into a herringbone structure and are arranged along the length direction of the bottom rod.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] The utility model can splice the bottom rod, the support rod and the installation frame together by connecting bolts, and can be disassembled after use, so as to be convenient for users to transport and store. At the same time, the moving wheels and the fixing assembly can quickly complete the movement and fixation of the utility model, which is convenient for users to use, and the buffer assembly can buffer the impact force of falling rocks, thereby increasing the service life of the utility model. Description of the drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic structural diagram of the midsole rod of the utility model;

[0019] Figure 3 This is a schematic diagram of the connection relationship between the support rod and the side baffle in the present invention;

[0020] Figure 4 This is a schematic structural diagram of the support rod in the utility model;

[0021] Figure 5 This is a schematic structural diagram of the side baffle in the utility model;

[0022] Figure 6 This is a schematic diagram of the structure of the buffer assembly in the present utility model;

[0023] Figure 7 for Figure 6 A partial enlarged view of .

[0024] Reference numerals in the figures:

[0025] 1. Bottom bar; 2. Moving wheel; 3. Fixing assembly; 4. Support rod; 5. Side baffle; 6. Mounting frame; 7. Buffer assembly; 8. Top baffle; 9. Connecting hole; 10. Snap-in slot; 11. Connecting bolt.

[0026] 301. Fixed plate; 302. Fixed cone.

[0027] 701. Guide rod; 702. Limit rod; 703. Movable rotating seat; 704. Buffer spring; 705. Fixed rotating seat; 706. Connecting rod. Specific implementation method:

[0028] The present invention is further described below in conjunction with specific implementation methods. The specific implementation methods are further descriptions of the principles of the present invention and do not limit the present invention in any way. Technologies that are the same or similar to the present invention do not exceed the scope of protection of the present invention.

[0029] See also Figure 1-Figure 7 The utility model provides a protective steel retaining structure for construction at a landslide roadbed, which includes a bottom rod 1, a moving wheel 2, a fixing assembly 3, a support rod 4, a side baffle 5, an installation frame 6, a buffer assembly 7, and a top baffle 8.

[0030] The bottom rod 1 is set horizontally, and two are set in parallel, respectively located on both sides of the external construction site. The two bottom rods 1 are of the same length. Moving wheels 2 for movement are symmetrically installed at the bottom of both ends of each bottom rod 1. Fixing components 3 for fixation are installed at both ends of one side of the bottom rod 1. The protective steel support structure is fixed on both sides of the construction site through the fixing components 3. The fixing components 3 include a fixing plate 301 and a fixing cone 302. The fixing plate 301 is fixedly welded to both ends of one side of the bottom rod 1. The fixing plate 301 is located on one side of the moving wheel 2. The shape of the fixing plate 301 is L-shaped. A through hole matching the diameter of the fixing cone 302 is opened on the bottom plate of the fixing plate 301. A fixing cone 302 is slidably installed on one side of the fixing plate 301, and the lower end of the fixing cone 302 passes through the through hole on the bottom plate of the fixing plate 301 and is inserted into the ground outside.

[0031] The bottom bar 1, support bar 4 and mounting frame 6 are spliced ​​together. Several support bars 4 are vertically mounted in an array on the upper end of the bottom bar 1. Side baffles 5 are installed between adjacent support bars 4 on the same bottom bar 1. A mounting frame 6 for connection is installed on the top end of the support bar 4. The mounting frame 6 is a rectangular frame structure and is arranged horizontally. The width of the mounting frame 6 matches the spacing between the two bottom bars 1, and the length of the mounting frame 6 matches the length of the bottom bar 1. In this embodiment, the upper end of the bottom bar 1 and the lower end of the mounting frame 6 are evenly provided with several connecting holes 9 corresponding to both sides of the bottom bar 1. The connecting holes 9 are provided with threads. Snap-in grooves 10 are provided on both sides of the support bar 4. Snap-in grooves are provided on both sides of the side baffles 5. The side baffles 5 are snap-in connected between the opposite snap-in grooves 10 of the adjacent support bars 4 through the snap-in grooves. Connecting bolts 11 are installed at the upper and lower ends of the snap-in grooves 10. One end of the connecting bolt 11 is threadedly connected to the connecting hole 9 of the bottom bar 1 or the mounting frame 6.

[0032] A buffer assembly 7 for shock absorption is installed at both ends of the inner length of the mounting frame 6. A single buffer assembly 7 includes a guide rod 701, a limit rod 702, a movable rotating seat 703, a buffer spring 704, a fixed rotating seat 705, and a connecting rod 706. The guide rod 701 and the limit rod 702 are both fixedly mounted on the two ends of the internal width of the installation frame 6, and two limit rods 702 are provided, and the limit rods 702 are located on both sides of the guide rod 701; a movable rotating seat 703 is slidably installed on the guide rod 701 and the limit rod 702, and two movable rotating seats 703 are provided, and the two movable rotating seats 703 are respectively located at the two ends of the guide rod 701 and the limit rod 702; a buffer spring 704 is fixedly mounted on one side of the movable rotating seat 703, and the buffer spring 704 is sleeved on the guide rod 701, and the other end of the buffer spring 704 is fixedly connected to the corresponding side of the interior of the installation frame 6; two fixed rotating seats 705 are provided, which are symmetrically fixedly mounted on the lower end of the top baffle 8, and a connecting rod 706 is installed between the movable rotating seat 703 and the corresponding fixed rotating seat 705, and the two ends of the connecting rod 706 are rotatably clamped on the corresponding movable rotating seat 703 and the fixed rotating seat 705.

[0033] A top baffle 8 is installed at the upper end of the buffer assembly 7 . The top baffles 8 are provided in two pieces. The two top baffles 8 are welded together to form a herringbone structure and are provided along the length direction of the bottom rod 1 .

[0034] When in use, first place the bottom bar 1 at the location of use, then install the bottom bar 1 at the location of use through the fixing assembly 3, insert the fixing cone 302 through the fixing plate 301 into the ground to fix the bottom bar 1, then fix the middle support bar 4 to the bottom bar 1 through the connecting bolts 11, install the mounting frame 6 on the middle support bar 4, and then clamp the side baffles 5 on both sides of the support bar 4, and fix the support bars 4 on both sides between the mounting frame 6 and the bottom bar 1, thereby completing the assembly of the protective steel support structure. During use, the movable wheels 2 can facilitate workers to move. The side baffles 5 and top baffle 8 of the protective steel support structure can block falling rocks, and the buffer assembly 7 can buffer the impact of falling rocks from the top. When the top baffle 8 is impacted, the impact force can push the movable rotating seat 703 to slide on the guide rod 701 and the limit rod 702 through the fixed rotating seat 705 and the connecting rod 706. The impact force can be buffered by the buffer spring 704, thereby resisting falling rocks and facilitating workers to carry out construction.

Claims

1. A protective steel retaining structure for construction at a landslide roadbed, characterized by: The protective steel retaining structure comprises a bottom bar (1), a moving wheel (2), a fixing assembly (3), a support bar (4), a side baffle (5), a mounting frame (6), a buffer assembly (7), and a top baffle (8); the bottom bar (1) is horizontally arranged, and two are arranged in parallel, respectively located on both sides of an external construction site; the bottoms of both ends of each bottom bar (1) are symmetrically mounted with moving wheels (2); both ends of one side of the bottom bar (1) are mounted with a fixing assembly (3), and the protective steel retaining structure is fixed to both sides of the construction site through the fixing assembly (3); a plurality of support bars (4) are vertically mounted in an array at the upper end of the bottom bar (1), side baffles (5) are mounted between adjacent support bars (4) on the same bottom bar (1), a mounting frame (6) is mounted on the top end of the support bar (4), buffer assemblies (7) are mounted on both ends of the inner length of the mounting frame (6), and a top baffle (8) is mounted on the upper end of the buffer assembly (7).

2. The protective steel retaining structure for landslide roadbed construction according to claim 1 is characterized by: The two bottom rods (1) are of the same length.

3. The protective steel retaining structure for landslide roadbed construction according to claim 1 is characterized by: The fixing assembly (3) comprises a fixing plate (301) and a fixing cone (302). The fixing plate (301) is fixedly mounted on both ends of one side of the bottom rod (1). The fixing plate (301) is located on one side of the moving wheel (2). The fixing plate (301) is L-shaped. The fixing cone (302) is slidably mounted on one side of the fixing plate (301). The lower end of the fixing cone (302) is inserted into the external ground.

4. The protective steel retaining structure for landslide roadbed construction according to claim 3 is characterized by: A through hole matching the diameter of the fixing cone (302) is provided on the bottom plate of the fixing plate (301), and the lower end of the fixing cone (302) passes through the through hole on the bottom plate of the fixing plate (301) and is inserted into the ground outside.

5. The protective steel retaining structure for construction at a landslide roadbed according to claim 1 is characterized by: The upper end of the bottom rod (1) and the lower end of the mounting frame (6) are evenly provided with a plurality of connecting holes (9) on both sides of the bottom rod (1), and threads are provided in the connecting holes (9); the supporting rods (4) are provided with clamping grooves (10), the side baffles (5) are clamped between the opposite clamping grooves (10) of the adjacent supporting rods (4), and the upper and lower ends of the clamping grooves (10) are both installed with connecting bolts (11).

6. The protective steel retaining structure for landslide roadbed construction according to claim 5 is characterized by: One end of the connecting bolt (11) is threadedly connected to the connecting hole (9) of the bottom rod (1) or the mounting frame (6).

7. The protective steel retaining structure for landslide roadbed construction according to claim 1 is characterized by: The installation frame (6) is a rectangular frame structure and is arranged horizontally; the width of the installation frame (6) matches the distance between the two bottom bars (1), and the length of the installation frame (6) matches the length of the bottom bars (1).

8. The protective steel retaining structure for landslide roadbed construction according to claim 1 is characterized by: The buffer assembly (7) includes a guide rod (701), a limiting rod (702), a movable rotating seat (703), a buffer spring (704), a fixed rotating seat (705), and a connecting rod (706); the guide rod (701) and the limiting rod (702) are fixedly installed at both ends of the inner width of the installation frame (6), two limiting rods (702) are provided, and the limiting rods (702) are located on both sides of the guide rod (701); a movable rotating seat (703) is slidably installed on the guide rod (701) and the limiting rod (702), and two movable rotating seats (703) are provided, and the two movable rotating seats (703) are respectively located on the guide rod (701) and the limiting rod (702). (701) and the two ends of the limiting rod (702); a buffer spring (704) is fixedly installed on one side of the movable rotating seat (703), the buffer spring (704) is sleeved on the guide rod (701), and the other end of the buffer spring (704) is fixedly connected to the corresponding side inside the installation frame (6); two fixed rotating seats (705) are provided, which are symmetrically fixedly installed at the lower end of the top baffle (8), and a connecting rod (706) is installed between the movable rotating seat (703) and the corresponding fixed rotating seat (705), and the two ends of the connecting rod (706) are rotatably clamped on the corresponding movable rotating seat (703) and the fixed rotating seat (705).

9. The protective steel retaining structure for landslide roadbed construction according to claim 1 is characterized by: The top baffle (8) is provided with two pieces, which are welded together into a herringbone structure and are arranged along the length direction of the bottom rod (1).

Images