A trench excavation stable support device

Abstract

The utility model relates to the technical field of trench support, and specifically discloses a trench excavation stable support device, comprising two groups of support plates and an adjustment frame arranged between the two groups of support plates; the adjustment frame comprises a first fixed plate connected to one group of support plates and a second fixed plate connected to the other group of support plates, one side of the first fixed plate is connected to a rotating seat, the rotating seat is hinged to a sleeve, the sleeve is threadedly connected to an adjustment rod, and the adjustment rod is rotatably connected to the second fixed plate at one end away from the sleeve; when the adjustment frame in the utility model is used, the adjustment rod can be adjusted in length when it is rotated and adjusted in the sleeve, and the distance between the two groups of support plates can be adjusted, the second fixed plate can be squeezed against one group of support plates or connected to the support plate, and the sleeve is flipped after subsequent disassembly, so that the adjustment frame can be folded on one side of the support plate for convenience, which is beneficial to subsequent transportation and use.

Description

Technical Field

[0001] The utility model relates to the technical field of trench support, in particular to a trench excavation stable support device. Background Art

[0002] Trench excavation stability support is an important process to ensure construction safety and smooth excavation. Usually, corresponding support devices are used to support the trench.

[0003] The existing patent announcement number CN220202696U discloses a trench excavation stabilization support device, which includes two symmetrically arranged support plates, a connecting plate fixedly connected at the top center of the support plate, an adjustment component is provided between the two connecting plates, the two ends of the bottom wall of the support plate are symmetrically and fixedly connected with a first fixed plug rod, the inner cavity of the support plate is provided with an extension plate, the bottom wall of the extension plate is equidistantly arranged and fixedly connected with a second fixed plug rod consistent with the specification of the first fixed plug rod, the bottom wall of the support plate is provided with a through groove, the opening specification of the through groove matches the specification of the extension plate, the two ends of the inner cavity of the support plate are symmetrical and fixedly connected with the extension component, by setting the support plate, the first fixed plug rod can be cooperated with to penetrate into the side wall of the trench to provide good support capability, and the spacing between the two support plates can be adjusted by setting the adjustment component, so as to adapt to trenches of different widths.

[0004] The above device can be used for supporting in trench excavation, but it is inconvenient to operate the supporting plates on both sides separately during use, and it is also inconvenient to carry before and after use, so it needs to be improved. In view of the above problems, a trench excavation stable supporting device is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a trench excavation stable support device to solve the problems raised in the above background technology.

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

[0007] A trench excavation stabilization support device comprises two groups of support plates and an adjustment frame arranged between the two groups of support plates;

[0008] The adjustment frame includes a first fixing plate connected to one set of support plates and a second fixing plate connected to the other set of support plates, one side of the first fixing plate is connected to a rotating seat, the rotating seat is hinged to a sleeve, the sleeve is threadedly connected to an adjustment rod, and the adjustment rod is rotatably connected to the second fixing plate at one end away from the sleeve;

[0009] A movable plate is arranged inside the supporting plate, and a pressing piece for adjusting the height of the movable plate is installed on the supporting plate.

[0010] In an optional solution: the bottom of the supporting plate is connected to a plurality of underground rods A, and the bottom of the movable plate is connected to a plurality of underground rods B.

[0011] In an optional solution: the pressing part includes a pressure rod and a screw rod, the bottom end of the pressure rod is rotatably connected to the top of the movable plate, the top of the support plate is provided with a sliding hole for the pressure rod to slide, the top of the pressure rod is fixedly connected to the hammer plate, the top of the support plate is threadedly connected to two sets of screw rods, and the bottom of the screw rod contacts the top of the movable plate.

[0012] In an optional solution: a lifting groove for sliding of the movable plate is provided in the supporting plate, and the bottom of the lifting groove is connected to the outside.

[0013] In an optional solution: the second fixing plate is fixedly connected to a limiting ring near one side of the adjusting rod, the end of the adjusting rod is rotatably connected in the limiting ring, and a receiving cavity for threadedly connecting the adjusting rod is provided in the sleeve.

[0014] In an optional solution: the first fixing plate and the second fixing plate are both connected with bolts, and the support plate is provided with bolt holes that cooperate with the bolts.

[0015] In an optional solution: a handle is connected to the top of the supporting plate.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] When the adjusting frame of the utility model is used, the adjusting rod can be rotated and adjusted in the sleeve to adjust the length and the distance between the two groups of supporting plates. The second fixing plate can be pressed against one group of supporting plates or connected to the supporting plates. After subsequent disassembly, the sleeve is turned over, so that the adjusting frame can be folded on one side of the supporting plate, which is convenient for subsequent transportation and use.

[0018] The movable plate in the utility model can move inside the supporting plate, and after the supporting plate is placed and horizontally adjusted, the position of the supporting plate can be further fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the utility model.

[0020] Figure 2 It is a structural schematic diagram of the support plate in the utility model.

[0021] Figure 3 It is a schematic diagram of the structure inside the supporting plate of the utility model.

[0022] Figure 4 It is a structural schematic diagram of the adjustment frame in the utility model.

[0023] In the figure: 10, adjustment frame; 11, support plate; 12, handle; 13, screw; 14, hammer plate; 15, pressure rod; 16, buried rod A; 17, buried rod B; 18, movable plate; 19, first fixed plate; 20, rotating seat; 21, sleeve; 22, adjustment rod; 23, second fixed plate. DETAILED DESCRIPTION

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] 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.

[0026] See also Figure 1-Figure 4 In this embodiment, a trench excavation stable support device includes two groups of support plates 11 and an adjustment frame 10 disposed between the two groups of support plates 11;

[0027] The adjustment frame 10 includes a first fixing plate 19 connected to one group of support plates 11 and a second fixing plate 23 connected to the other group of support plates 11, one side of the first fixing plate 19 is connected to a rotating seat 20, the rotating seat 20 is hinged to a sleeve 21, the sleeve 21 is threadedly connected to an adjustment rod 22, and the adjustment rod 22 is rotatably connected to the second fixing plate 23 at one end away from the sleeve 21;

[0028] A movable plate 18 is provided inside the support plate 11, and a pressing member for adjusting the height of the movable plate 18 is installed on the support plate 11;

[0029] In this embodiment, the corresponding support plates 11 are placed on both sides of the groove, the sleeve 21 is rotated so that the sleeve 21 is perpendicular to the support plates 11, the second fixed plate 23 is placed on one side of another group of support plates 11, and the adjusting rod 22 is rotated. The adjusting rod 22 can drive the second fixed plate 23 close to the support plate 11. With the cooperation of the sleeve 21 and the adjusting rod 22, the first fixed plate 19 and the second fixed plate 23 are squeezed against the support plate 11 to stabilize the position of the support plate 11, and the other side of the support plate 11 contacts the inner wall of the groove.

[0030] In another embodiment, the bottom of the support plate 11 is connected to a plurality of buried rods A16, and the bottom of the movable plate 18 is connected to a plurality of buried rods B17; the buried rods A16 and B17 can be placed in the soil.

[0031] In another embodiment, the pressing member includes a pressing rod 15 and a screw 13, the bottom end of the pressing rod 15 is rotatably connected to the top of the movable plate 18, the top of the support plate 11 is provided with a sliding hole for the pressing rod 15 to slide, the top of the pressing rod 15 is fixedly connected to the hammer plate 14, the top of the support plate 11 is threadedly connected to two groups of screws 13, and the bottom of the screw 13 contacts the top of the movable plate 18; after the support plate 11 is placed at the target position and stabilized in the horizontal position by the adjustment frame 10, an external tool can be used to hammer the hammer plate 14, so that the pressing rod 15 drives the movable plate 18 to move downward, and then the screw 13 can be rotated so that the bottom end of the screw 13 contacts the top of the movable plate 18, thereby further fixing the position of the movable plate 18.

[0032] In another embodiment, a lifting groove for sliding the movable plate 18 is provided in the supporting plate 11 , and the bottom of the lifting groove is connected to the outside; the movable plate 18 can move downward, and when it is subsequently raised, it can also be pulled out by the pressure rod 15 .

[0033] In another embodiment, the second fixing plate 23 is fixedly connected to a limiting ring near one side of the adjusting rod 22, the end of the adjusting rod 22 is rotatably connected in the limiting ring, and a receiving cavity for threadedly connecting the adjusting rod 22 is provided in the sleeve 21;

[0034] The axis of the limiting ring coincides with the axis of the adjusting rod 22, and the adjusting rod 22 does not affect the second fixing plate 23 when rotating. The adjusting rod 22 rotates in the sleeve 21, thereby adjusting the overall length.

[0035] In another embodiment, the first fixing plate 19 and the second fixing plate 23 are both connected with bolts, and the support plate 11 is provided with bolt holes that cooperate with the bolts; it is convenient to use bolts to connect and fix the first fixing plate 19 or the second fixing plate 23 to the support plate 11.

[0036] In another embodiment, a handle 12 is connected to the top of the support plate 11 to facilitate lifting or moving the support plate 11 using lifting equipment.

[0037] When the utility model is used, the corresponding support plates 11 are placed on both sides of the groove, the sleeve 21 is rotated to make the sleeve 21 perpendicular to the support plates 11, the second fixed plate 23 is placed on one side of another group of support plates 11, and the adjusting rod 22 is rotated. The adjusting rod 22 can drive the second fixed plate 23 to be close to the support plate 11. With the cooperation of the sleeve 21 and the adjusting rod 22, the first fixed plate 19 and the second fixed plate 23 are squeezed against the support plate 11 to stabilize the position of the support plate 11. The other side of the support plate 11 contacts the inner wall of the groove, and an external tool can be used to hammer the hammer disk 14 to make the pressure rod 15 drive the movable plate 18 to move downward, and then the screw 13 can be rotated to make the bottom end of the screw 13 contact the top of the movable plate 18 to further fix the position of the movable plate 18.

[0038] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A trench excavation stabilization support device, comprising two groups of support plates (11) and an adjustment frame (10) arranged between the two groups of support plates (11); Features: The adjustment frame (10) comprises a first fixing plate (19) connected to one group of support plates (11) and a second fixing plate (23) connected to the other group of support plates (11); one side of the first fixing plate (19) is connected to a rotating seat (20); the rotating seat (20) is hinged to a sleeve (21); the sleeve (21) is threadedly connected to an adjustment rod (22); and one end of the adjustment rod (22) away from the sleeve (21) is rotatably connected to the second fixing plate (23); A movable plate (18) is provided inside the supporting plate (11), and a pressing piece for adjusting the height of the movable plate (18) is installed on the supporting plate (11).

2. A trench excavation stabilization support device according to claim 1, characterized in that: The bottom of the support plate (11) is connected to a plurality of underground rods A (16), and the bottom of the movable plate (18) is connected to a plurality of underground rods B (17).

3. A trench excavation stabilization support device according to claim 1, characterized in that: The pressing member comprises a pressing rod (15) and a screw rod (13); the bottom end of the pressing rod (15) is rotatably connected to the top of the movable plate (18); the top of the supporting plate (11) is provided with a sliding hole for the pressing rod (15) to slide; the top of the pressing rod (15) is fixedly connected to the hammer plate (14); the top of the supporting plate (11) is threadedly connected to two groups of screw rods (13); the bottom of the screw rod (13) contacts the top of the movable plate (18).

4. A trench excavation stabilization support device according to claim 1, characterized in that: The supporting plate (11) is provided with a lifting groove for the sliding of the moving plate (18), and the bottom of the lifting groove is connected to the outside.

5. A trench excavation stabilization support device according to claim 1, characterized in that: The second fixing plate (23) is fixedly connected to a limiting ring on one side close to the adjusting rod (22); the end of the adjusting rod (22) is rotatably connected in the limiting ring; and a receiving cavity for threadedly connecting the adjusting rod (22) is provided in the sleeve (21).

6. A trench excavation stabilization support device according to claim 1, characterized in that: The first fixing plate (19) and the second fixing plate (23) are both connected with bolts, and the supporting plate (11) is provided with bolt holes that cooperate with the bolts.

7. A trench excavation stabilization support device according to claim 1, characterized in that: The top of the supporting plate (11) is connected to a handle (12).

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