Foundation pit supporting device for preventing foundation pit from collapsing

Abstract

The utility model relates to the field of foundation pit supporting, in particular to a foundation pit supporting device capable of preventing a foundation pit from collapsing. And the side plate is movably connected to one side of the supporting base and used for being tightly attached to the foundation pit support, and a hinge is arranged between the supporting base and the side plate. According to the foundation pit supporting device capable of preventing the foundation pit from collapsing, the side plate, the movable frame, the inclined rod, the first bolt, the sliding groove, the movable base, the first telescopic sleeve, the telescopic rod and the second telescopic sleeve are arranged, the side plate is tightly attached to the side edge of the foundation pit, the telescopic rod, the first telescopic sleeve and the second telescopic sleeve are utilized, and the 90-degree right angle between the side plate and the supporting base is adjusted; after the supporting angle is adjusted, the movable base is clamped in the sliding groove above the supporting base, then the movable frame is assembled on the side plate in a sliding mode, and the first bolt penetrates through the first bolt, so that the supporting area is increased, the whole side plate can be well and evenly supported, and the situation that a foundation pit collapses is avoided.

Description

Technical Field

[0001] The utility model relates to the field of foundation pit support, in particular to a foundation pit support device for preventing foundation pit collapse. 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. Before excavation, the excavation plan should be determined based on geological and hydrological data and the conditions of nearby buildings on site, and waterproofing and drainage work should be done well. If the excavation is not deep, the side slope can be used to make the earth slope stable. The size of the slope is determined according to relevant construction project regulations. If the excavation is deeper or there are buildings nearby, the foundation pit wall support method can be used to prevent the outer soil layer from collapsing.

[0003] After searching, a utility model foundation pit support device with publication number CN218933143U that is easy to transport belongs to the field of foundation pit engineering technology, including a fixed plate, a supporting plate, an anchor, and a support rod, one end of the support rod is plugged into the middle of the fixed plate, and the other end of the support rod is plugged into the middle of the supporting plate. The supporting plate is hinged with the fixed plate, and a storage groove is provided on the fixed plate. The storage groove includes a rod groove for receiving the support rod and a nail groove for receiving the anchor. The application has the beneficial effect of reducing the difficulty of recycling and transporting the foundation pit support device and improving the efficiency of foundation pit support construction.

[0004] When the existing foundation pit support device is in use, when the edge of the foundation pit is under heavy pressure and the support device is supported and fixed, the force support surface is not uniform, which affects the support effect. The foundation pit support device in the above-mentioned comparative case simply supports the support plate through a group of support rods, and the support force effect is not good. At the same time, it is also impossible to evenly support the entire support plate, which may cause the foundation pit to collapse.

[0005] Therefore, it is necessary to invent a foundation pit supporting device for preventing foundation pit collapse to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a foundation pit supporting device for preventing foundation pit collapse, so as to solve the problems raised in the above-mentioned background technology.

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a foundation pit support device for preventing foundation pit collapse, comprising a support base;

[0008] The side plate is movably connected to one side of the support base and is used to closely support the foundation pit, and a hinge is provided between the support base and the side plate;

[0009] A movable frame is arranged on both sides of the front of the side plate and is used to support the side plate. A diagonal rod is fixedly connected to one side of the front of the movable frame, and a first bolt penetrates through the bottom of the movable frame.

[0010] A movable seat is movable on both sides above the support base and is used to adjust the position of the first telescopic sleeve. Slide grooves are provided on both sides of the upper surface of the support base, and the movable seat moves inside the slide grooves;

[0011] The first telescopic sleeve is movably connected inside the movable seat and is used for adjusting and assembling the telescopic rod. The first telescopic sleeve is movably connected to the telescopic rod inside, and the other end of the telescopic rod is movably connected to the second telescopic sleeve outside. A movable block is fixedly installed on one side of the second telescopic sleeve.

[0012] Preferably, the bottom of the support base is arranged on an anti-skid plate, and the anti-skid plate is arranged at an oblique angle.

[0013] Preferably, slide rails are fixedly installed on both sides of the front of the side panels, and the movable frame moves inside the slide rails.

[0014] Preferably, limiting holes are provided on both side surfaces of the inner part of the slide groove, movable plates are movably connected on both sides of the inner part of the movable seat, a spring is provided on one side of the movable plate, sliders are fixedly installed on both sides of the movable plate, and a limiting block is fixedly installed on one side of the movable plate.

[0015] Preferably, the limiting block is movably engaged with the limiting holes, and the limiting holes are distributed at equal intervals on both sides of the slide groove.

[0016] Preferably, a threaded groove is provided on one side surface of the outer side of the telescopic rod, and a second bolt penetrates the outer side of the first telescopic sleeve and the second telescopic sleeve.

[0017] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0018] By setting the side plate, the movable frame, the inclined rod, the first bolt, the slide groove, the movable seat, the first telescopic sleeve, the telescopic rod and the second telescopic sleeve, the side plate is pressed against the side of the foundation pit, and the telescopic rod and the first telescopic sleeve and the second telescopic sleeve are used to adjust the side plate to a 90-degree right angle with the support base. After adjusting the support angle, the movable seat is clamped in the slide groove above the support base, and then the movable frame is slidably assembled on the side plate, and the first bolt is penetrated through the first bolt. Such a setting increases the support area, can well support the entire side plate evenly, and avoid the collapse of the foundation pit;

[0019] By arranging the supporting base, side plates, slide grooves, limiting holes, movable seats, movable plates, springs, sliders, limiting blocks, first telescopic sleeves, telescopic rods, second telescopic sleeves and second bolts, when the foundation pit support device is not in use, the movable plates and limiting blocks on both sides of the movable seat can be retracted and disengaged from the slide grooves by pressing the second bolts, while the telescopic rods and the first telescopic sleeves and the second telescopic sleeves can be disassembled and adjusted by means of the second bolts, thereby facilitating disassembly by the staff and improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the side panel structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the structure of the movable frame of the utility model;

[0024] Figure 4 This is a schematic diagram of the telescopic rod structure of the utility model;

[0025] Figure 5 It is a schematic diagram of the internal structure of the movable seat of the utility model.

[0026] Description of reference numerals:

[0027] 1. Support base; 2. Anti-skid plate; 3. Hinge; 4. Side panel; 5. Slide rail; 6. Movable frame; 7. Diagonal rod; 8. First bolt; 9. Slide groove; 10. Limit hole; 11. Movable seat; 12. Movable plate; 13. Spring; 14. Slider; 15. Limit block; 16. First telescopic sleeve; 17. Telescopic rod; 18. Threaded groove; 19. Second telescopic sleeve; 20. Second bolt; 21. Movable block. DETAILED DESCRIPTION

[0028] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0029] The utility model provides Figure 1-5 A foundation pit supporting device for preventing foundation pit collapse is shown, comprising a supporting base 1;

[0030] The side plate 4 is movably connected to one side of the support base 1 and is used to closely support the foundation pit, and a hinge 3 is provided between the support base 1 and the side plate 4;

[0031] The movable frame 6 is arranged on both sides in front of the side plate 4 and is used to support the side plate 4. A diagonal rod 7 is fixedly connected to one side in front of the movable frame 6, and a first bolt 8 penetrates through the bottom of the movable frame 6.

[0032] The movable seat 11 is movable on both sides of the upper side of the support base 1 and is used to adjust the position of the first telescopic sleeve 16. The upper and lower surfaces of the support base 1 are provided with slide grooves 9, and the movable seat 11 is movable inside the slide grooves 9;

[0033] The first telescopic sleeve 16 is movably connected inside the movable seat 11 and is used to adjust and assemble the telescopic rod 17. The first telescopic sleeve 16 is movably connected inside the telescopic rod 17. The other end of the telescopic rod 17 is movably connected outside the second telescopic sleeve 19. A movable block 21 is fixedly installed on one side of the second telescopic sleeve 19. The side plate 4 is pressed against the side of the foundation pit. The telescopic rod 17, the first telescopic sleeve 16 and the second telescopic sleeve 19 are used to adjust to a 90-degree right angle between the side plate 4 and the support base 1. After adjusting the support angle, the movable seat 11 is clamped in the slide groove 9 above the support base 1, and then the movable frame 6 is slidably assembled on the side plate 4, and the first bolt 8 is penetrated through the first bolt 8.

[0034] like Figure 1 and Figure 2 As shown, the bottom of the support base 1 is arranged on an anti-skid plate 2, and the anti-skid plate 2 is arranged at an angle. The anti-skid plate 2 is arranged at an angle and inserted into the ground to play an anti-skid role.

[0035] like Figure 1 and Figure 3 As shown, slide rails 5 are fixedly installed on both sides of the front of the side plate 4, and the movable frame 6 moves inside the slide rails 5. The arrangement of the slide rails 5 can facilitate the disassembly and assembly of the movable frame 6, and also improve the firmness of the installation.

[0036] like Figure 2 and Figure 5 As shown, limiting holes 10 are provided on both side surfaces of the inner part of the slide groove 9, and movable plates 12 are movably connected to the inner sides of the movable seat 11, a spring 13 is provided on one side of the movable plate 12, sliders 14 are fixedly installed on both sides of the movable plate 12, and limiting blocks 15 are fixedly installed on one side of the movable plate 12. The movable plates 12 and the limiting blocks 15 on both sides of the inner side of the movable seat 11 can be contracted and separated from the slide groove 9 by pressing them.

[0037] like Figure 2 and Figure 5 As shown, the limit block 15 is movably engaged with the limit hole 10 , and the limit holes 10 are evenly spaced on both sides of the slide slot 9 . The limit block 15 and the limit holes 10 in the slide slot 9 play a role in limiting and fixing the movable seat 11 .

[0038] like Figure 1 and Figure 4 As shown, a thread groove 18 is provided on one side of the outer surface of the telescopic rod 17, and a second bolt 20 penetrates the outside of the first telescopic sleeve 16 and the second telescopic sleeve 19. The second bolt 20 can be used to adjust and disassemble the telescopic rod 17 in the first telescopic sleeve 16 and the second telescopic sleeve 19.

[0039] The working principle of the utility model is as follows: first, the side plate 4 is turned over from the supporting base 1, and the side plate 4 is attached to the side of the foundation pit, and then the telescopic rod 17 is inserted into the second telescopic sleeve 19, and the telescopic rod 17 is fixed by the second bolt 20, and the first telescopic sleeve 16 is sleeved on the other end of the telescopic rod 17, and the telescopic rod 17 is fixed by the second bolt 20. After being fixed, the movable seat 11 at one end of the first telescopic sleeve 16 is placed in the slide groove 9 above the supporting base 1, and then the movable plates 12 and the limit blocks 15 on both sides of the movable seat 11 are pressed to shrink, and after shrinking, the movable seat 11 is pushed to the required support angle, and then the movable plate 12 is released, and the spring 13 is used to return the movable seat 11. The elastic force rebounds the limit blocks 15 into the limit holes 10 on both sides of the slide groove 9, and the movable seat 11 is limited and fixed. Next, the movable frame 6 is inserted into the slide rail 5 in front of the side panel 4 to support the side panel 4. Finally, the first bolt 8 passes through the movable frame 6 and screws it to the support base 1. When the supporting angle of the side panel 4 needs to be adjusted, the movable frame 6 is pulled out from the front of the side panel 4, and then the telescopic rod 17 is used to perform telescopic adjustment in the first telescopic sleeve 16 and the second telescopic sleeve 19, and the multiple limit holes 10 in the slide groove 9 cooperate with the limit blocks 15 on both sides of the movable seat 11 to adjust the limit. In this way, the use process of the foundation pit support device to prevent foundation pit collapse is completed.

[0040] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A foundation pit support device for preventing foundation pit collapse, characterized in that: comprising a support base (1); A side plate (4) is movably connected to one side of the support base (1) and is used to closely support the foundation pit, and a hinge (3) is provided between the support base (1) and the side plate (4); A movable frame (6) is arranged on both sides in front of the side plate (4) and is used to support the side plate (4); a diagonal rod (7) is fixedly connected to one side in front of the movable frame (6); and a first bolt (8) penetrates through the bottom of the movable frame (6); A movable seat (11) is movable on both sides above the support base (1) and is used to adjust the position of the first telescopic sleeve (16). Slide grooves (9) are provided on both sides of the upper surface of the support base (1), and the movable seat (11) moves inside the slide grooves (9); A first telescopic sleeve (16) is movably connected inside the movable seat (11) and is used for adjusting and assembling the telescopic rod (17); the first telescopic sleeve (16) is movably connected inside the telescopic rod (17); the other end of the telescopic rod (17) is movably connected outside the second telescopic sleeve (19); a movable block (21) is fixedly mounted on one side of the second telescopic sleeve (19).

2. A foundation pit support device for preventing foundation pit collapse according to claim 1, characterized in that: The bottom of the support base (1) is arranged on an anti-skid plate (2), and the anti-skid plate (2) is arranged at an oblique angle.

3. A foundation pit support device for preventing foundation pit collapse according to claim 1, characterized in that: Slide rails (5) are fixedly mounted on both sides of the front of the side panels (4), and the movable frame (6) moves inside the slide rails (5).

4. A foundation pit support device for preventing foundation pit collapse according to claim 1, characterized in that: Limiting holes (10) are provided on both sides of the inner surface of the slide groove (9), and movable plates (12) are movably connected to the inner sides of the movable seat (11), a spring (13) is provided on one side of the movable plate (12), sliding blocks (14) are fixedly installed on both sides of the movable plate (12), and a limiting block (15) is fixedly installed on one side of the movable plate (12).

5. A foundation pit support device for preventing foundation pit collapse according to claim 4, characterized in that: The limiting blocks (15) are movably engaged with the limiting holes (10), and the limiting holes (10) are distributed at equal intervals on both sides of the slide groove (9).

6. A foundation pit support device for preventing foundation pit collapse according to claim 1, characterized in that: A threaded groove (18) is provided on one side surface of the exterior of the telescopic rod (17), and a second bolt (20) penetrates the exterior of the first telescopic sleeve (16) and the second telescopic sleeve (19).

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