Foundation pit supporting device for building engineering construction

Abstract

The utility model discloses a foundation pit supporting device for constructional engineering construction in the technical field of constructional engineering construction, which comprises a main bottom plate, a telescopic bottom plate is slidably connected in the main bottom plate, side plates are arranged on two sides of the rear end of the upper surface of the main bottom plate, a rotating rod is rotatably connected between the adjacent side plates, and a main supporting plate is mounted on the outer wall of the rotating rod. A telescopic supporting plate is slidably connected into the main supporting plate, a driving shaft is connected to the top end of the rotating rod and penetrates through the outer wall of the left side plate, an adjusting mechanism is arranged on the driving shaft and comprises a rear plate and a front plate, the rear plate is located at the top of the left side plate, and a driving gear is rotatably arranged on the rear plate; a hand wheel is installed in the middle of the outer side wall of the driving gear, and a locking unit is arranged between the hand wheel and the front plate. The foundation pit supporting device can be stored, and after being stored, the foundation pit supporting device is small in occupied space and good in portability; and the stability when the supporting device supports the foundation pit is improved.

Description

Technical Field

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

[0002] The foundation pit support device of a construction project is a device used to ensure the stability and safety of the foundation pit during the construction process. The foundation pit support device can ensure the safety and efficiency of the construction and is crucial to the completion of the construction project.

[0003] Publication number CN219951977U proposes a foundation pit support device for construction engineering. The support device has a simple structure, high overall strength, good support and protection effect on the foundation pit, and reduces the probability of loosening and collapse of the foundation pit wall. The support device is easy to store, which effectively improves the convenience of using the support device.

[0004] The above patent supports the upper baffle of the supporting foundation pit through connecting rods, sleeves, threaded rods and other structures. However, the connecting rods, sleeves, threaded rods and other structures are located between the bottom plate and the upper baffle, resulting in a large space occupied by the entire foundation pit supporting device. The foundation pit supporting device is not convenient for storage, resulting in a large space occupied during carrying and transportation, and the portability is average. For this reason, we propose a foundation pit supporting device for construction engineering construction. Utility Model Content

[0005] The purpose of the utility model is to provide a foundation pit supporting device for construction engineering to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A foundation pit support device for construction engineering comprises a main bottom plate, a telescopic bottom plate is slidably connected inside the main bottom plate, and a plurality of adjusting screws are vertically threadedly connected inside the telescopic bottom plate, a grounding cone is installed at the bottom of each adjusting screw, side plates are provided on both sides of the rear end of the upper surface of the main bottom plate, a rotating rod is rotatably connected between adjacent side plates, a main supporting plate is installed on the outer wall of the rotating rod, and a telescopic supporting plate is slidably connected inside the main supporting plate, a driving shaft is connected to the top end of the rotating rod, and the driving shaft passes through the outer wall of the left side plate, an adjusting mechanism is provided on the driving shaft, and the adjusting mechanism comprises a rear plate and a front plate, the rear plate is located at the top of the left side plate, a rotatably arranged driving gear is provided on the rear plate, and a hand wheel is installed in the middle of the outer wall of the driving gear, and a locking unit is provided between the hand wheel and the front plate.

[0008] Furthermore: the adjusting mechanism also includes a driven gear, which is sleeved on the driving shaft and meshed with the driving gear.

[0009] Furthermore: the locking unit includes a latch, the latch is slidably connected in the front plate, and a locking hole matched with the latch is opened on the hand wheel.

[0010] Furthermore: the outer wall of the rear plate is rotatably connected with a rotating shaft, and the bottom of the rotating shaft is connected to the middle part of the inner side surface of the driving gear.

[0011] Furthermore: both side walls of the telescopic base plate and the telescopic support plate are provided with a plurality of sets of positioning screw holes, and both side outer walls of the main base plate and the main support plate are threadedly connected with locking bolts matched with the positioning screw holes at the top ends.

[0012] Furthermore: the lower surface of the main bottom plate is embedded with staggered protrusions, and the outer surface of the grounding cone is coated with an anti-corrosion layer.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model can drive the driving gear to rotate through the rotation of the hand wheel. Since the driving gear is meshed and connected with the driven gear on the driving shaft, and the driving shaft is connected with the rotating rod, the main supporting plate and the telescopic supporting plate on the rotating rod can be rotated to adjust the angle. When the main supporting plate and the telescopic supporting plate are distributed vertically, they can support the foundation pit during the construction of the building project. When the main supporting plate and the telescopic supporting plate are attached to the main bottom plate, the foundation pit supporting device can be stored. After storage, the foundation pit supporting device occupies a small space and has good portability. When the main supporting plate and the telescopic supporting plate support the foundation pit, the pin can be inserted into the locking hole, which can lock the driving gear, the driven gear, the driving shaft and the rotating rod, avoid the rotation of the rotating rod, and improve the stability of the supporting device when supporting the foundation pit. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 It is a rear view structural schematic diagram of the utility model;

[0017] Figure 3 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0018] Figure 4 For the utility model Figure 2 Enlarged structural diagram at B in the middle.

[0019] In the figure: 1. Main base plate; 2. Telescopic base plate; 3. Adjusting screw; 4. Grounding cone; 5. Positioning screw hole; 6. Locking bolt; 7. Side plate; 8. Rotating rod; 9. Main supporting plate; 10. Telescopic supporting plate; 11. Driving shaft; 12. Driven gear; 13. Rear plate; 14. Front plate; 15. Driving gear; 16. Hand wheel; 17. Locking hole; 18. Latch; 19. Rotating shaft. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Embodiment 1:

[0022] See also Figure 1-4 The utility model provides a technical solution: a foundation pit supporting device for construction engineering, comprising a main bottom plate 1, a telescopic bottom plate 2 is slidably connected in the main bottom plate 1, and a plurality of adjusting screws 3 are vertically threadedly connected in the telescopic bottom plate 2, and a grounding cone 4 is installed at the bottom of each adjusting screw 3. Side plates 7 are arranged on both sides of the rear end of the upper surface of the main bottom plate 1, and a rotating rod 8 is rotatably connected between adjacent side plates 7. A main supporting plate 9 is installed on the outer wall of the rotating rod 8, and a telescopic supporting plate 10 is slidably connected in the main supporting plate 9. A driving shaft 11 is connected to the top of the rotating rod 8, and the driving shaft 11 passes through the outer wall of the left side plate 7. An adjusting mechanism is arranged on the driving shaft 11, and the adjusting mechanism comprises a rear plate 13 and a front plate 14. The rear plate 13 is located at the top of the left side plate 7, and a rotatably arranged driving gear 15 is arranged on the rear plate 13, and a hand wheel 16 is installed in the middle of the outer wall of the driving gear 15, and a locking unit is arranged between the hand wheel 16 and the front plate 14.

[0023] By slidingly connecting the main bottom plate 1 and the telescopic bottom plate 2, the size of the entire bottom support area can be adjusted, and the bottom support area can be adjusted according to actual needs. By slidingly connecting the telescopic support plate 10 and the main support plate 9, the area of ​​the foundation pit supported by the entire foundation pit support device can be adjusted, and the support area can be selected according to actual needs. It has small limitations in use and a wide range of applications. Through the action of the adjustment mechanism, the rotating rod 8 can be driven to rotate, so that the main support plate 9 and the telescopic support plate 10 fixedly installed on the rotating rod 8 can be rotated to adjust the angle. When the main supporting plates 9 and the telescopic supporting plates 10 are distributed vertically, they can support the foundation pit during the construction of the building project. When the main supporting plates 9 and the telescopic supporting plates 10 are attached to the upper surface of the main bottom plate, they can store the foundation pit supporting device. After storage, the foundation pit supporting device occupies a small space and has good portability. When the main supporting plates 9 and the telescopic supporting plates 10 support the foundation pit, the locking unit can lock the rotating rod 8 to prevent the rotating rod 8 from rotating, thereby improving the stability of the supporting device when supporting the foundation pit.

[0024] Preferably, the adjustment mechanism also includes a driven gear 12, which is sleeved on the driving shaft 11 and meshed with the driving gear 15; the rotation of the handwheel 16 can drive the driving gear 15 to rotate. Since the driving gear 15 is meshed with the driven gear 12, and the driven gear 12 is installed on the driving shaft 11, and the driving shaft 11 is fixedly connected to the rotating rod 8, the main support plate 9 on the rotating rod 8 can be rotated to adjust the angle.

[0025] Preferably, the locking unit includes a latch 18, which is slidably connected in the front plate 14, and a locking hole 17 compatible with the latch 18 is opened on the handwheel 16; when the main support plate 9 and the telescopic support plate 10 support the foundation pit, the bottom end of the latch 18 is aligned with the locking hole 17 set through the handwheel 16, and the latch 18 can be inserted into the locking hole 17, which can lock the driving gear 15, the driven gear 12, the drive shaft 11 and the rotating rod 8, thereby preventing the main support plate 9 and the telescopic support plate 10 on the rotating rod 8 from rotating, thereby improving the stability of the support device when supporting the foundation pit.

[0026] Preferably, the outer wall of the rear plate 13 is rotatably connected with a rotating shaft 19, and the bottom of the rotating shaft 19 is connected to the middle of the inner side surface of the driving gear 15; the rotation of the hand wheel 16 drives the driving gear 15 rotatably connected through the rotating shaft 19 to rotate.

[0027] Preferably, both side walls of the telescopic base plate 2 and the telescopic supporting plate 10 are provided with a plurality of groups of positioning screw holes 5, and both side outer wall tops of the main base plate 1 and the main supporting plate 9 are threadedly connected with locking bolts 6 that match the positioning screw holes 5; after determining the position of the telescopic supporting plate 10 and the telescopic base plate 2, the locking bolts 6 can be rotated to connect their bottoms to the corresponding positioning screw holes 5, thereby fixing the positions of the telescopic supporting plate 10 and the telescopic base plate 2 and preventing them from sliding.

[0028] Embodiment 2:

[0029] Reference Figure 1 This embodiment is different from the first embodiment in that: the lower surface of the main base plate 1 is embedded with staggered protrusions, and the outer surface of the grounding cone 4 is coated with an anti-corrosion layer; the protrusions increase the friction between the main base plate 1 and the working ground, and improve the stability of the entire foundation pit support device during use. The anti-corrosion layer plays a protective role and extends the service life of the grounding cone 4.

[0030] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A foundation pit support device for construction engineering, comprising a main bottom plate (1), characterized in that: The main bottom plate (1) is slidably connected to a telescopic bottom plate (2), and a plurality of groups of adjusting screws (3) are vertically threadedly connected to the telescopic bottom plate (2), and a grounding cone (4) is installed at the bottom of each group of adjusting screws (3). Side plates (7) are provided on both sides of the rear end of the upper surface of the main bottom plate (1), and a rotating rod (8) is rotatably connected between adjacent side plates (7). A main supporting plate (9) is installed on the outer wall of the rotating rod (8), and a telescopic supporting plate (10) is slidably connected to the main supporting plate (9). The rotating rod (8) ) is connected to the top of a driving shaft (11), and the driving shaft (11) passes through the outer wall of the left side plate (7), the driving shaft (11) is provided with an adjustment mechanism, the adjustment mechanism comprises a rear plate (13) and a front plate (14), the rear plate (13) is located at the top of the left side plate (7), a driving gear (15) is rotatably arranged on the rear plate (13), and a hand wheel (16) is installed in the middle of the outer wall of the driving gear (15), and a locking unit is provided between the hand wheel (16) and the front plate (14).

2. A foundation pit support device for construction engineering according to claim 1, characterized in that: The adjustment mechanism further comprises a driven gear (12), wherein the driven gear (12) is sleeved on the driving shaft (11), and the driven gear (12) is meshingly connected with the driving gear (15).

3. The foundation pit support device for construction engineering according to claim 1, characterized in that: The locking unit comprises a latch (18) which is slidably connected in the front plate (14), and a locking hole (17) which matches the latch (18) is provided on the hand wheel (16).

4. The foundation pit support device for construction engineering according to claim 1, characterized in that: The outer wall of the rear plate (13) is rotatably connected with a rotating shaft (19), and the bottom of the rotating shaft (19) is connected to the middle part of the inner side surface of the driving gear (15).

5. The foundation pit support device for construction engineering according to claim 1, characterized in that: The two side walls of the telescopic base plate (2) and the telescopic support plate (10) are provided with a plurality of sets of positioning screw holes (5), and the top ends of the two side outer walls of the main base plate (1) and the main support plate (9) are threadedly connected with locking bolts (6) that match the positioning screw holes (5).

6. The foundation pit support device for construction engineering according to claim 1, characterized in that: The lower surface of the main bottom plate (1) is embedded with staggered protrusions, and the outer surface of the grounding cone (4) is coated with an anti-corrosion layer.

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