Foundation pit supporting device for civil construction

Abstract

The utility model provides a foundation pit supporting device for civil construction, which comprises a bottom plate, a supporting plate is hinged to one end of the bottom plate, and an angle adjusting mechanism is arranged on the bottom plate; the angle adjusting mechanism is provided with two guide rods symmetrically arranged in the bottom plate, a moving rod is slidably arranged on the guide rods, the middle of the moving rod is in threaded connection with a threaded rod parallel to the guide rods, the two ends of the threaded rod are rotationally connected with the bottom plate, and a hexagonal prism integrated with the threaded rod is arranged at one end of the threaded rod. Inclined supporting rods are rotationally arranged at the two ends of the moving rod, and the ends, deviating from the moving rod, of the inclined supporting rods are hinged to one side of the supporting plate; according to the angle adjusting mechanism, the hexagonal prism is clamped through the wrench to rotate the screw rod, the movable rod is driven to move relative to the screw rod through a threaded structure between the screw rod and the movable rod, the lower end of the inclined supporting rod is driven to move through the screw rod, angle adjustment of the supporting plate is achieved, and the supporting angle can be adjusted without an external air source; the application range is widened.

Description

Technical Field

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

[0002] The foundation pit refers to the space below the ground excavated for the construction of the foundation and basement of the structure. The foundation pit is a temporary project, and its function is to provide a space so that the foundation masonry work can be carried out in the position specified by the design. In order to improve the structural stability of the foundation pit, it needs to be supported by the foundation pit support device.

[0003] In the prior art, a Chinese utility model patent document with the authorization announcement CN220099930U discloses an adjustable foundation pit support assembly, which drives the connecting plate to move left and right through a cylinder, and the connecting plate drives the moving block to move left and right, and the moving block drives the support plate to rotate through a hinge block, a connecting rod and a connecting block, so as to achieve the purpose of adjusting the support angle; and the action of the cylinder requires a high-pressure gas source to be provided to it, but this condition is usually not available at some construction sites, resulting in limited use of the support device.

[0004] Therefore, it is necessary to design a foundation pit support device for civil engineering construction that can adjust the support angle without an external air source and improve the scope of application to solve the current technical problems. Summary of the invention

[0005] In view of the deficiencies in the prior art, the utility model provides a foundation pit support device for civil engineering construction that can adjust the support angle without an external air source, thereby improving the scope of application.

[0006] The technical solution of the utility model is: a foundation pit supporting device for civil engineering construction, comprising a base plate, one end of the base plate is hinged with a support plate, and an angle adjustment mechanism is arranged on the base plate; the angle adjustment mechanism has two guide rods symmetrically arranged inside the base plate, a moving rod is slidably arranged on the guide rod, the middle part of the moving rod is threadedly connected with a screw rod parallel to the guide rod, both ends of the screw rod are rotatably connected to the base plate, and one end of the screw rod is arranged with a hexagonal prism as an integral structure therewith; both ends of the moving rod are rotatably arranged with oblique support rods, and the end of the oblique support rod facing away from the moving rod is hinged to one side of the support plate.

[0007] Anchoring components are evenly arranged on the top of one end of the bottom plate away from the support plate. The anchoring components have anchoring support tubes. Anchoring bolts are assembled on the internal threads of the anchoring support tubes. Cone heads are arranged on the ends of the anchoring bolts.

[0008] The anchor assembly and the base plate form an angle of 45 to 60 degrees.

[0009] The screw rod is equipped with a locking nut, and the locking nut abuts against one side of the moving rod.

[0010] The bottom plate is provided with a receiving groove matching the diagonal support rod, and the support plate is provided with a hinge seat corresponding to the diagonal support rod. The diagonal support rod has an outer rod body, and an inner rod body is slidably arranged inside one end of the outer rod body. The outer rod body and the inner rod body are locked or released by a bolt and nut mechanism, and one end of the outer rod body away from the inner rod body is hinged to the end of the movable rod, and one end of the inner rod body away from the outer rod body is detachably hinged to the hinge seat by a bolt and nut mechanism.

[0011] A matching connecting plate and a threaded hole are symmetrically arranged on one side of the support plate, and a connecting hole corresponding to the threaded hole is opened on the connecting plate.

[0012] A sliding sleeve matched with the connecting plate is fixedly arranged on the supporting plate, and the connecting plate is slidably arranged inside the sliding sleeve.

[0013] A limit block is fixedly arranged on one end of the connecting plate away from the connecting hole, and a stopper is arranged on the support plate to prevent the connecting plate from sliding out of the sliding sleeve.

[0014] Beneficial effects of the utility model:

[0015] (1) In the present invention, the lower end position of the diagonal support rod can be moved and adjusted by adjusting the angle adjustment mechanism, and the upper end of the diagonal support rod pulls the support plate to rotate relative to the bottom plate, thereby adjusting the angle of the support plate to meet the support requirements at different angles;

[0016] (2) The angle adjustment mechanism clamps the hexagonal prism and rotates the screw rod through a wrench. The threaded structure between the screw rod and the moving rod drives the moving rod to move relative to the screw rod. The screw rod drives the lower end of the diagonal support rod to move, thereby adjusting the angle of the support plate. The support angle can be adjusted without an external air source, thereby improving the scope of application. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is one of the structural schematic diagrams of the foundation pit supporting device for civil engineering construction in the utility model.

[0018] Figure 2 This is the second structural schematic diagram of the foundation pit supporting device for civil engineering construction in the utility model.

[0019] Figure 3 This is the third structural schematic diagram of the foundation pit supporting device for civil engineering construction in the utility model. DETAILED DESCRIPTION

[0020] Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and is by no means intended to limit the present invention and its application or use. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. These embodiments are provided to make the present invention thorough and complete and to fully express the scope of the present invention to those skilled in the art. It should be noted that unless otherwise specifically stated, the relative arrangement of the components and steps, the composition of the materials, the numerical expressions and the numerical values ​​set forth in these embodiments should be interpreted as being merely exemplary and not as limiting.

[0021] The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different parts. The words "include" or "comprise" and similar words mean that the elements before the word include the elements listed after the word, and do not exclude the possibility of including other elements. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0022] like Figures 1 to 3 As shown, a foundation pit support device for civil construction construction includes a bottom plate 1, one end of the bottom plate 1 is hinged with a support plate 2, and an angle adjustment mechanism 4 is arranged on the bottom plate 1; the angle adjustment mechanism 4 has two guide rods 42 symmetrically arranged inside the bottom plate, a moving rod 41 is slidably arranged on the guide rod 42, a screw rod 43 parallel to the guide rod 42 is threadedly connected to the middle of the moving rod 41, both ends of the screw rod 43 are rotatably connected to the bottom plate 1, and one end of the screw rod 43 is provided with a hexagonal prism 44 as an integral structure with the bottom plate 1; both ends of the moving rod 41 are rotatably provided with an oblique support rod 3, and the end of the oblique support rod 3 away from the moving rod 41 is hinged to one side of the support plate 2 ; In this embodiment, the lower end position of the diagonal support rod 3 can be moved and adjusted by adjusting the angle adjustment mechanism 4, and the upper end of the diagonal support rod 3 pulls the support plate 2 to rotate relative to the base plate 1 to achieve angle adjustment of the support plate 2 to meet the support requirements at different angles; the angle adjustment mechanism 4 clamps the hexagonal prism 44 with a wrench to rotate the screw 43, and the threaded structure between the screw 43 and the moving rod 41 drives the moving rod 41 to move relative to the screw 43, and the lower end of the diagonal support rod 3 is driven by the screw 43 to move, thereby achieving angle adjustment of the support plate 2, and the support angle can be adjusted without an external air source, thereby improving the scope of application.

[0023] In some embodiments, an anchor assembly 5 is evenly arranged on the top of the end of the base plate 1 that is away from the support plate. The anchor assembly 5 has an anchor support tube 52. The internal thread of the anchor support tube 52 is equipped with an anchor bolt 51. The end of the anchor bolt 51 is provided with a cone head. The cone head of the anchor bolt 51 is inserted into the ground, which can improve the stability of the connection between the base plate 1 and the ground and prevent the base plate 1 from moving during the support process. More specifically, the anchor assembly 5 and the base plate 1 form an angle of 45~60°.

[0024] In some embodiments, a locking nut 45 is mounted on the screw rod 43 , and the locking nut 45 abuts against one side of the moving rod 41 .

[0025] In some embodiments, a receiving groove 11 matching the diagonal support rod 3 is provided on the base plate 1, and a hinge seat 21 corresponding to the diagonal support rod 3 is provided on the support plate 2. The diagonal support rod 3 has an outer rod body 31, and an inner rod body 32 is slidably provided inside one end of the outer rod body 31. The outer rod body 31 and the inner rod body 32 are locked or released by a bolt and nut mechanism. The released inner rod body 32 can be retracted into the outer rod body 31, and then the diagonal support rod 3 is placed into the receiving groove 11. At this time, the support plate 2 is flipped toward the base plate 1, and the support plate 2 and the base plate 1 can be folded together for easy storage and transportation; the end of the outer rod body 31 facing away from the inner rod body 32 is hinged to the end of the moving rod 41, and the end of the inner rod body 32 facing away from the outer rod body 31 is detachably hinged to the hinge seat 21 through a bolt and nut mechanism.

[0026] In some embodiments, a matching connecting plate 61 and a threaded hole 66 are symmetrically provided on one side of the support plate 2. A connecting hole 65 corresponding to the threaded hole 66 is opened on the connecting plate 61. Bolts are arranged inside the connecting hole 65, which can be connected with the threaded hole 66 in the adjacent supporting device, so as to realize the connection of the support plate 2 between the two adjacent supporting devices and improve the stability of the connection between the adjacent supporting devices.

[0027] In some embodiments, a sleeve 62 that cooperates with the connecting plate 61 is fixedly provided on the support plate 2, and the connecting plate 61 is slidably provided inside the sleeve 62, and the connecting plate 61 is supported by the sleeve 62; further, a limit block 63 is fixedly provided on the end of the connecting plate 61 that is away from the connecting hole 65, and the limit block 63 is used to prevent the connecting plate 61 from sliding out of the sleeve 62. A stop block 64 is provided on the support plate 2 to prevent the connecting plate 61 from sliding out of the sleeve 62, and the stop block 64 is fixedly provided on one side of the support plate 2. When one side of the limit block 63 abuts against the stop block 64, the connecting plate 61 is just retracted into the interior of the sleeve 62 and will not slip out of the sleeve 62.

[0028] So far, various embodiments of the present invention have been described in detail. In order to avoid obscuring the concept of the present invention, some details known in the art are not described. Based on the above description, those skilled in the art can fully understand how to implement the technical solution disclosed here.

[0029] The above-mentioned embodiments only express some implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A foundation pit support device for civil engineering construction, Features: It comprises a bottom plate, one end of which is hingedly connected to a support plate, and an angle adjustment mechanism is arranged on the bottom plate; The angle adjustment mechanism comprises two guide rods symmetrically arranged inside the bottom plate, a moving rod is slidably arranged on the guide rods, a screw rod parallel to the guide rod is threadedly connected to the middle of the moving rod, both ends of the screw rod are rotatably connected to the bottom plate, and a hexagonal prism is arranged at one end of the screw rod as an integral structure with the screw rod; Both ends of the moving rod are rotatably provided with diagonal support rods, and one end of the diagonal support rod away from the moving rod is hinged to one side of the support plate.

2. The foundation pit support device for civil engineering construction according to claim 1, Features: Anchoring components are evenly arranged on the top of one end of the bottom plate away from the support plate. The anchoring components have anchoring support tubes. Anchoring bolts are assembled on the internal threads of the anchoring support tubes. Cone heads are arranged on the ends of the anchoring bolts.

3. The foundation pit support device for civil engineering construction according to claim 2, Features: The anchor assembly and the base plate form an angle of 45 to 60 degrees.

4. The foundation pit support device for civil engineering construction according to claim 1, Features: The screw rod is equipped with a locking nut, and the locking nut abuts against one side of the moving rod.

5. The foundation pit support device for civil engineering construction according to claim 1, Features: The bottom plate is provided with a receiving groove matching the diagonal support rod, and the support plate is provided with a hinge seat corresponding to the diagonal support rod. The diagonal support rod has an outer rod body, and an inner rod body is slidably arranged inside one end of the outer rod body. The outer rod body and the inner rod body are locked or released by a bolt and nut mechanism, and one end of the outer rod body away from the inner rod body is hinged to the end of the movable rod, and one end of the inner rod body away from the outer rod body is detachably hinged to the hinge seat by a bolt and nut mechanism.

6. The foundation pit support device for civil engineering construction according to claim 1, Features: A matching connecting plate and a threaded hole are symmetrically arranged on one side of the support plate, and a connecting hole corresponding to the threaded hole is opened on the connecting plate.

7. The foundation pit support device for civil engineering construction according to claim 6, Features: A sliding sleeve matched with the connecting plate is fixedly arranged on the supporting plate, and the connecting plate is slidably arranged inside the sliding sleeve.

8. The foundation pit support device for civil engineering construction according to claim 7, Features: A limit block is fixedly arranged on one end of the connecting plate away from the connecting hole, and a stopper is arranged on the support plate to prevent the connecting plate from sliding out of the sliding sleeve.

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