High-strength foundation pit supporting plate

Abstract

The utility model relates to the technical field of foundation pit supporting plates, in particular to a high-strength foundation pit supporting plate which is characterized in that a water passing opening is formed in the surface of a protective plate, a protruding column is arranged on the surface of the water passing opening, a water filtering opening is formed in the side face of the protruding column, a lifting screw is arranged in a bearing, the surface of the lifting screw is in threaded connection with a lifting plate, and a pressure plate is arranged at one end of the lifting plate. The connecting plate row has the beneficial effects that when the connecting plate row is used, through the arrangement of the protruding columns, the water passing openings, the water filtering openings and the exchange openings, liquid absorbed by soil can enter a foundation pit through the exchange openings, the water filtering openings and the water passing openings of the protruding columns during construction in rainy seasons after an operator installs the connecting plate row composed of a plurality of supporting plates; a channel is formed between the supporting plate formed in the foundation pit and a soil layer and air pressure pressed by the supporting plate, the air pressure on the inner side and the air pressure on the outer side are kept stable, the drainage effect can be achieved through the water filtering effect, and the situation that wet soil causes too large pressure on the supporting plate body for supporting in the foundation pit is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of foundation pit support plates, in particular to a high-strength foundation pit support plate. Background Art

[0002] The foundation pit support plate is a structural material used to support the soil around the deep foundation pit. It is a commonly used support measure in foundation pit projects. The main function of the foundation pit support plate is to protect the stability of the soil around the foundation pit, prevent the soil from becoming unstable, collapsing and sliding, thereby ensuring the safe construction of the foundation pit project.

[0003] However, the existing foundation pit support plates lack a certain drainage structure during foundation pit operations in the rainy season. The moisture contained in the moist soil cannot be transferred to the outside world, and will exert pressure on the support plates through the soil layer that is closely attached to the support plates, causing greater pressure on the support plates.

[0004] Therefore, the utility model proposes a high-strength foundation pit supporting plate to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a high-strength foundation pit supporting plate to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solutions: a high-strength foundation pit support plate, comprising a support plate, a water outlet is provided on the surface of the support plate, a protruding column is provided on the surface of the water outlet, and a water filter port is provided on the side of the protruding column;

[0007] The bearing has a lifting screw rod arranged in the bearing, a lifting plate is screwed on the surface of the lifting screw rod, and a pressure plate is arranged at one end of the lifting plate.

[0008] Preferably, a clamping plate is provided on the side of the support plate, and the clamping plate is an arc-shaped plate structure. A clamping groove is provided on the other side of the support plate, and the clamping plate can be inserted into the clamping groove. A lifting groove is provided on the side of the support plate.

[0009] Preferably, the protruding column is hollow inside, a filter screen is provided in the water filter port, two groups of protruding columns are provided, the two groups of protruding columns are symmetrically distributed about the center line of the long side of the supporting plate, and an exchange port is opened at one end of the protruding column.

[0010] Preferably, the bearing is fixedly connected to the bottom of the lifting groove, and one end of the lifting screw is fixedly connected to the inner ring surface of the bearing.

[0011] Preferably, an auxiliary plate is provided at the bottom of the pressure plate, and the pressure plate is fixed on the end surface of the lifting plate at a certain angle.

[0012] Preferably, the lifting slot is a square plate-shaped structure, and the lifting screw can be rotated in the lifting slot, and the lifting plate screwed on the lifting screw can be moved up and down on the lifting screw by rotating the lifting screw.

[0013] Preferably, the support plates are provided in multiple groups, and the multiple groups of support plates can form a connecting plate row, a support frame is provided in the connecting plate row, and a support plate is provided in the support frame.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model discloses a high-strength foundation pit supporting plate. When in use, the protruding columns, water outlets, water filtering outlets and exchange outlets are arranged. After the workers install the connecting plate row composed of multiple supporting plates, during construction in the rainy season, the liquid absorbed by the soil can enter the interior of the foundation pit through the exchange outlets, water filtering outlets and water outlets of the protruding columns. A channel is formed between the air pressure of the supporting plates formed in the foundation pit and the soil layer pressed by them, so as to maintain the stability of the air pressure on both sides of the inside and outside, and to achieve the drainage effect through the water filtering effect, so as to prevent the moist soil from causing excessive pressure on the supporting plate main body used for supporting the foundation pit. In this way, the problem that the existing foundation pit supporting plates lack a certain drainage structure when working on the foundation pit in the rainy season, the moisture contained in the moist soil cannot be transferred to the outside world, and will exert pressure on the supporting plates through the soil layer closely attached to the supporting plates, causing greater pressure on the supporting plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the local structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the structural support plate of the utility model;

[0019] Figure 4 This is a side view of the structural support plate of the utility model;

[0020] Figure 5 This is a partial cross-sectional view of the new structural support plate of this utility model.

[0021] In the figure: 1. Support plate; 2. Water inlet; 3. Protruding column; 4. Water filter outlet; 5. Bearing; 6. Lifting screw; 7. Lifting plate; 8. Pressure plate; 9. Card plate; 10. Card slot; 11. Filter; 12. Exchange port; 13. Lifting slot; 14. Auxiliary plate; 15. Connecting plate row; 16. Support frame; 17. Support plate. DETAILED DESCRIPTION

[0022] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of 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.

[0023] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. 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] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0026] Embodiment 1

[0027] See also Figures 1 to 5The utility model provides a technical solution: a high-strength foundation pit support plate, comprising a support plate 1, a water inlet 2 is provided on the surface of the support plate 1, a protruding column 3 is provided on the surface of the water inlet 2, and a water filter port 4 is provided on the side of the protruding column 3; a bearing 5, a lifting screw 6 is provided in the bearing 5, a lifting plate 7 is screwed on the surface of the lifting screw 6, and a pressure plate 8 is provided at one end of the lifting plate 7;

[0028] When in use, through the setting of the protruding column 3, the water outlet 2, the water filter outlet 4, and the exchange outlet 12, after the workers install the connecting plate row 15 composed of multiple support plates 1, during construction in the rainy season, the liquid absorbed by the soil can enter the interior of the foundation pit through the exchange outlet 12, the water filter outlet 4, and the water outlet 2 of the protruding column 3, and a channel is formed between the air pressure of the support plate 1 formed in the foundation pit and the soil layer pressed by it, so as to maintain the stability of the air pressure on both sides of the inside and outside, and can achieve drainage effect through the water filtering effect, thereby preventing the moist soil from causing excessive pressure on the support plate 1 used for supporting the foundation pit.

[0029] Embodiment 2

[0030] On the basis of the first embodiment, in order to facilitate the splicing and installation of multiple groups of support plates 1, a card plate 9 is provided, a card plate 9 is provided on the side of the support plate 1, and the card plate 9 is an arc-shaped plate structure. A card slot 10 is provided on the other side of the support plate 1, and the card plate 9 can be inserted into the card slot 10. A lifting groove 13 is provided on the side of the support plate 1, and the protruding column 3 is hollow inside. A filter screen 11 is provided in the water filter port 4. Two groups of protruding columns 3 are provided, and the two groups of protruding columns 3 are symmetrically distributed about the center line of the long side of the side of the support plate 1. An exchange port 12 is provided at one end of the protruding column 3. Multiple groups of support plates 1 are provided, and multiple groups of support plates 1 can form a connecting plate row 15. A support frame 16 is provided in the connecting plate row 15, and a support plate 17 is provided in the support frame 16;

[0031] During use, when multiple groups of support plates 1 need to be spliced ​​and installed, first insert the clamping plate 9 set on the side of one group of support plates 1 into the clamping groove 10 opened on the side of another group of support plates 1, and then repeat in sequence. Because the clamping plate 9 and the clamping groove 10 are arc-shaped, when the clamping plate 9 is inserted into the clamping groove 10, the support plate 1 will not detach, and then the multiple groups of support plates 1 are spliced ​​into a connecting plate row 15, and the inner side surfaces of the multiple groups of support plates 1 are fixed by using the support frame 16 in cooperation with the bolts to improve the installation stability.

[0032] Embodiment 3

[0033] On the basis of the second embodiment, in order to improve the stability of the support plate 1, a pressure plate 8 is provided, the bearing 5 is fixedly connected to the bottom of the lifting groove 13, one end of the lifting screw 6 is fixedly connected to the inner ring surface of the bearing 5, an auxiliary plate 14 is provided at the bottom of the pressure plate 8, the pressure plate 8 is fixed at a certain angle to the end surface of the lifting plate 7, the lifting groove 13 is a square plate structure, the lifting screw 6 can be rotated in the lifting groove 13, and the lifting plate 7 screwed on the lifting screw 6 can be moved up and down on the lifting screw 6 by rotating the lifting screw 6;

[0034] During use, through the setting of the pressure plate 8, when the operator installs multiple support plates 1 to form a connecting plate row 15 to fix the shape of the foundation pit, the downward-inclined pressure plate 8 can be inserted into the soil layer in the foundation pit, and multiple support plates 1 can be fixedly assembled. By applying pressure to the pressure plate 8 through the upper soil layer, the support plate 1 can be more stably reinforced. The auxiliary plate 14 cooperates with the pressure plate 8 to achieve better pressure resistance. When it is necessary to press the pressure plate 8 downward to improve a certain stability, the lifting screw 6 can be rotated to move the pressure plate 8 downward, which makes it convenient to press the pressure plate 8 deeper to improve stability.

[0035] Working principle: In actual use, through the setting of the protruding column 3, the water outlet 2, the water filter outlet 4, and the exchange outlet 12, after the operators install the connecting plate row 15 composed of multiple support plates 1, during construction in the rainy season, the liquid absorbed by the soil can enter the interior of the foundation pit through the exchange outlet 12, the water filter outlet 4, and the water outlet 2 of the protruding column 3, and a channel is formed between the air pressure of the support plate 1 formed in the foundation pit and the soil layer pressed by it, so as to maintain the stability of the air pressure on both sides of the inside and outside, and can achieve the drainage effect through the water filtering effect, so as to prevent the moist soil from causing excessive pressure on the support plate 1 used for supporting the foundation pit. In this way, the existing foundation pit support plate 1 lacks a certain drainage structure when working on the foundation pit in the rainy season, and the moisture contained in the moist soil cannot be transferred to the outside world, and will exert pressure on the support plate 1 through the soil layer closely attached to the support plate 1, causing greater pressure on the support plate 1.

[0036] 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 high-strength foundation pit support plate, comprising a support plate (1), characterized in that: The support plate (1) has a water outlet (2) on its surface, a protruding column (3) is provided on the surface of the water outlet (2), and a water filter outlet (4) is provided on the side of the protruding column (3); A bearing (5) is provided inside the bearing (5), a lifting screw rod (6) is screwed on the surface of the lifting screw rod (6), and a pressure plate (8) is provided at one end of the lifting plate (7).

2. A high-strength foundation pit support plate according to claim 1, characterized in that: A clamping plate (9) is arranged on the side of the support plate (1), and the clamping plate (9) is in an arc-shaped plate structure. A clamping groove (10) is provided on the other side of the support plate (1), and the clamping plate (9) can be inserted into the clamping groove (10). A lifting groove (13) is provided on the side of the support plate (1).

3. The high-strength foundation pit support plate according to claim 1, characterized in that: The protruding column (3) is hollow inside, a filter screen (11) is arranged in the water filter port (4), two groups of protruding columns (3) are arranged, the two groups of protruding columns (3) are symmetrically distributed about the center line of the long side of the supporting plate (1), and an exchange port (12) is opened at one end of the protruding column (3).

4. A high-strength foundation pit support plate according to claim 2, characterized in that: The bearing (5) is fixedly connected to the bottom of the lifting groove (13), and one end of the lifting screw (6) is fixedly connected to the inner ring surface of the bearing (5).

5. The high-strength foundation pit support plate according to claim 4, characterized in that: An auxiliary plate (14) is arranged at the bottom of the pressure plate (8), and the pressure plate (8) is fixed on the end surface of the lifting plate (7) at a certain angle.

6. The high-strength foundation pit support plate according to claim 4, characterized in that: The lifting groove (13) is in a square plate-shaped structure. The lifting screw (6) can be rotated in the lifting groove (13). The lifting plate (7) screwed on the lifting screw (6) can be moved up and down on the lifting screw (6) by rotating the lifting screw (6).

7. The high-strength foundation pit support plate according to claim 1, characterized in that: The support plates (1) are provided in a plurality of groups, and the plurality of groups of support plates (1) can form a connecting plate row (15), a supporting frame (16) is provided in the connecting plate row (15), and a supporting plate (17) is provided in the supporting frame (16).

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