Civil engineering foundation pit drainage structure

Abstract

The utility model discloses a civil engineering foundation pit drainage structure which comprises a foundation pit soil layer and a mounting and placing bottom plate arranged at the upper end of the foundation pit soil layer. Shifting adjusting knobs are arranged at the positions, close to the left end and the right end, of the driving water pumping pump, lifting connecting threaded rods are arranged in the middles of the shifting adjusting knobs, bottom cutting cones are arranged at the bottoms of the lifting connecting threaded rods, and round through holes and channels are formed in the middles of the bottom cutting cones; a lifting connecting threaded rod can move vertically by shifting a shifting adjusting knob, the bottom cutting cone is inserted into soil, and the soil enters a channel of the bottom cutting cone and extrudes the side wall of the bottom cutting cone towards the outer side; according to the civil engineering foundation pit drainage structure, the driving water pumping pump can be conveniently and stably installed on the placed ground, the installation mode is simple, cutting and separation can be achieved only by rotating and shifting the adjusting knob, and therefore the practicability of the civil engineering foundation pit drainage structure is effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field related to drainage structures of civil construction foundation pits, and in particular relates to drainage structures of civil construction foundation pits. Background Art

[0002] The civil engineering foundation pit drainage structure mainly refers to a series of drainage measures and facilities taken in civil engineering projects, especially during the foundation pit excavation process, in order to remove the accumulated water in the foundation pit, keep the foundation pit dry, and ensure construction safety and project quality. These drainage structures and measures mainly include drainage ditches, sump wells, drainage pipes, etc. In addition, there are some new drainage structures, such as a civil engineering foundation pit rapid drainage structure, which includes a drainage structure body, a drive motor and a water pump. In general, the selection and design of the civil engineering foundation pit drainage structure need to take into account the size of the foundation pit, geological conditions, local climatic conditions and other factors to ensure the dryness and safety of the foundation pit. The civil engineering foundation pit drainage structure usually uses a drainage pump for drainage, but the drainage pump is easily displaced due to vibration when placed, and it is easy to fall into the foundation pit after long-term movement, resulting in unnecessary losses. The utility model is aimed at the above-mentioned problems and specifically relates to a civil engineering foundation pit drainage structure that is easy to fix. Utility Model Content

[0003] The purpose of the utility model is to provide a civil engineering foundation pit drainage structure to solve the problem that the drainage pump proposed in the above background technology is easily displaced due to vibration when placed, and is easily dropped into the foundation pit after long-term movement, resulting in unnecessary losses.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a civil engineering foundation pit drainage structure, comprising a foundation pit soil layer and an installation placement bottom plate arranged at the upper end of the foundation pit soil layer;

[0005] A driving water pump is arranged at the upper end of the installation and placement bottom plate;

[0006] The driving water pump is provided with a toggle adjustment knob near the left and right ends, a lifting connection threaded rod is provided at the middle position of the toggle adjustment knob, a bottom cutting vertebra is provided at the bottom position of the lifting connection threaded rod, the middle of the bottom cutting vertebra is a round through hole and a groove, the outer side of the lifting connection threaded rod is a threaded structure, and the lifting connection threaded rod can be moved straight up and down by toggling the toggle adjustment knob, and the bottom cutting vertebra is inserted into the soil, the soil will enter the groove of the bottom cutting vertebra and squeeze the side wall of the bottom cutting vertebra outward.

[0007] Preferably, a water pumping pipe is provided at the left side of the driving water pump, and the water pumping pipe is made of PVC material.

[0008] Preferably, a water inlet head is provided at the end position of the water pumping pipe, and an external shielding filter layer is provided at the side position of the water inlet head.

[0009] Preferably, a built-in extrusion filter block is provided at the middle position of the water inlet head, an extrusion plug-in needle is provided at the side position of the built-in extrusion filter block, the extrusion plug-in needle is a filter structure, and an extrusion connecting rod is provided at the end position of the extrusion plug-in needle. Pressing the extrusion connecting rod can make the extrusion plug-in needle be extruded and plugged into the hole of the external shielding filter layer.

[0010] Preferably, a limiting slot column is provided at the outer side surface of the built-in extruded filter block, and the limiting slot column is composed of a limiting slot and a limiting column.

[0011] Preferably, a water outlet pipe is provided at a side position of the driving water pump, and a drainage ditch is provided at the bottom position of the end of the water outlet pipe.

[0012] Preferably, a foundation pit body is formed by excavating the upper side of the foundation pit soil layer, and a foundation pit impermeable layer is provided at the bottom side of the foundation pit soil layer.

[0013] Compared with the prior art, the utility model provides a civil construction foundation pit drainage structure with the following features:

[0014] Beneficial effects:

[0015] 1. In the drainage structure of the civil engineering foundation pit, a toggle adjustment knob is provided near the left and right ends of the driving pump, a lifting connection threaded rod is provided in the middle position of the toggle adjustment knob, a bottom insertion vertebra is provided at the bottom position of the lifting connection threaded rod, the middle of the bottom insertion vertebra is a round through hole and a groove, the outer side of the lifting connection threaded rod is a threaded structure, and the lifting connection threaded rod can be moved straight up and down by toggling the toggle adjustment knob, and the bottom insertion vertebra is inserted into the soil, and the soil will enter the groove of the bottom insertion vertebra and squeeze the side wall of the bottom insertion vertebra outward. The improvement of the utility model facilitates the driving pump to be stably installed on the ground where it is placed, and the installation method is simple, and the insertion and separation can be achieved by turning the toggle adjustment knob, thereby effectively improving the practicality of the drainage structure of the civil engineering foundation pit.

[0016] 2. In the drainage structure of the civil engineering foundation pit, a built-in extrusion filter block is arranged at the middle position of the water inlet head, and an extrusion plug-in pin is arranged at the side position of the built-in extrusion filter block. The extrusion plug-in pin is a filter structure, and an extrusion connecting rod is arranged at the end position of the extrusion plug-in pin. Pressing the extrusion connecting rod can make the extrusion plug-in pin squeezed and plugged into the hole of the external shielding filter layer. Through its improvement, impurities in the external shielding filter layer can be squeezed out, making it convenient for users to clean it. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the civil construction foundation pit drainage structure of the utility model.

[0018] Figure 2 The utility model is a schematic diagram of the structure of the base plate of the civil engineering foundation pit drainage structure installed.

[0019] Figure 3 It is a structural schematic diagram of the water inlet head position of the civil construction foundation pit drainage structure of the utility model.

[0020] In the figure: 1. foundation pit soil layer; 2. foundation pit impermeable layer; 3. foundation pit body; 4. pumping pipe; 5. driving pump; 6. installing and placing bottom plate; 7. outlet pipe; 8. drainage ditch; 9. turning adjustment knob; 10. lifting and connecting threaded rod; 11. bottom cutting cone; 12. water inlet head; 13. built-in extrusion filter block; 14. external shielding filter layer; 15. limiting slot column; 16. extrusion connecting rod; 17. extrusion plug pin. DETAILED DESCRIPTION

[0021] 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.

[0022] The utility model provides Figure 1-3 As shown, a civil engineering foundation pit drainage structure comprises a foundation pit soil layer 1 and an installation base plate 6 arranged at the upper end of the foundation pit soil layer 1; a driving water pump 5 is arranged at the upper end of the installation base plate 6; a toggle adjustment knob 9 is arranged near the left and right ends of the driving water pump 5, a lifting connection threaded rod 10 is arranged at the middle position of the toggle adjustment knob 9, a bottom cutting cone 11 is arranged at the bottom position of the lifting connection threaded rod 10, the middle of the bottom cutting cone 11 is a round through hole and a groove, and the lifting connection threaded rod 10 The outer side surface is a threaded structure, and turning the adjusting knob 9 can make the lifting and connecting threaded rod 10 move straight up and down, and the bottom cutting vertebral body 11 is inserted into the soil, and the soil will enter the groove of the bottom cutting vertebral body 11 and squeeze the side wall of the bottom cutting vertebral body 11 to the outside. The improvement of the utility model is convenient for driving the water pump 5 to be stably installed on the ground where it is placed. The installation method is simple and only requires turning the adjusting knob 9 to achieve cutting and separation, thereby effectively improving the practicality of the drainage structure of the civil engineering foundation pit.

[0023] like Figure 1 As shown, a water pumping pipe 4 is arranged at the left side of the driving water pump 5. The water pumping pipe 4 is made of PVC material. The hose made of PVC material has the characteristics of acid and alkali resistance, corrosion resistance, low temperature resistance, etc., has a long service life, and is not easy to age and crack.

[0024] like Figure 1 As shown, an inlet head 12 is provided at the end of the water pumping pipe 4, and an external shielding filter layer 14 is provided at the side of the inlet head 12. The inlet head 12 is provided to shield impurities and prevent them from entering the driving pump 5 to interfere with it.

[0025] like Figure 1 As shown, a built-in extrusion filter block 13 is arranged at the middle position of the water inlet head 12, and an extrusion plug pin 17 is arranged at the side position of the built-in extrusion filter block 13. The extrusion plug pin 17 is a filter structure, and an extrusion connecting rod 16 is arranged at the end position of the extrusion plug pin 17. Pressing the extrusion connecting rod 16 can make the extrusion plug pin 17 squeeze and plug into the hole of the external shielding filter layer 14. Through its improvement, impurities in the external shielding filter layer 14 can be squeezed out, which is convenient for users to clean it.

[0026] like Figure 3 As shown, a limiting slot column 15 is arranged at the outer side surface of the built-in extruded filter block 13. The limiting slot column 15 is composed of a limiting slot and a limiting column. The limiting slot column 15 can limit the moving range of the built-in extruded filter block 13 to prevent it from moving too far.

[0027] like Figure 1 As shown, a water outlet pipe 7 is arranged at the side position of the driving water pump 5, and a drainage ditch 8 is arranged at the bottom position of the end of the water outlet pipe 7. A foundation pit body 3 is formed by excavating the upper side of the foundation pit soil layer 1, and a foundation pit impermeable layer 2 is arranged at the bottom side of the foundation pit soil layer 1. The drainage ditch 8 is arranged to drain the water in the foundation pit body 3.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A civil construction foundation pit drainage structure, comprising A foundation pit soil layer (1) and a mounting base plate (6) arranged at the upper end of the foundation pit soil layer (1); A driving water pump (5) is provided at the upper end of the mounting base plate (6); Features: The driving pump (5) is provided with a toggle adjustment knob (9) near the left and right ends, a lifting connection threaded rod (10) is provided in the middle of the toggle adjustment knob (9), a bottom cutting cone (11) is provided at the bottom of the toggle connection threaded rod (10), the middle of the bottom cutting cone (11) is a round through hole and a groove, the outer side of the lifting connection threaded rod (10) is a threaded structure, and the lifting connection threaded rod (10) can be moved straight up and down by toggling the toggle adjustment knob (9), the bottom cutting cone (11) is inserted into the soil, the soil enters the groove of the bottom cutting cone (11) and presses the side wall of the bottom cutting cone (11) outward.

2. A civil construction foundation pit drainage structure according to claim 1, characterized in that: A water pumping pipe (4) is provided at the left side of the driving water pump (5), and the water pumping pipe (4) is made of PVC material.

3. A civil construction foundation pit drainage structure according to claim 2, characterized in that: A water inlet head (12) is provided at the end of the water pumping pipe (4), and an external shielding filter layer (14) is provided at the side of the water inlet head (12).

4. A civil construction foundation pit drainage structure according to claim 3, characterized in that: A built-in extrusion filter block (13) is arranged at the middle position of the water inlet head (12), an extrusion plug-in needle (17) is arranged at the side position of the built-in extrusion filter block (13), the extrusion plug-in needle (17) is a filter structure, and an extrusion connecting rod (16) is arranged at the end position of the extrusion plug-in needle (17), and pressing the extrusion connecting rod (16) can cause the extrusion plug-in needle (17) to be extruded and plugged into the cavity of the external shielding filter layer (14).

5. A civil construction foundation pit drainage structure according to claim 4, characterized in that: A limiting slot column (15) is provided at the outer side surface of the built-in extrusion filter block (13), and the limiting slot column (15) is composed of a limiting slot and a limiting column.

6. A civil construction foundation pit drainage structure according to claim 1, characterized in that: A water outlet pipe (7) is provided at a side position of the driving water pump (5), and a drainage ditch (8) is provided at the bottom position of the end of the water outlet pipe (7).

7. The civil construction foundation pit drainage structure according to claim 1, characterized in that: A foundation pit body (3) is formed by excavating the upper side of the foundation pit soil layer (1), and a foundation pit impermeable layer (2) is provided at the bottom side of the foundation pit soil layer (1).

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