Engineering foundation pit drainage device

Abstract

The utility model discloses an engineering foundation pit drainage device, which relates to the technical field of engineering foundation pits, and comprises a movable storage rack, a drainage device, a drainage device and a drainage device, the water suction pump is installed on the installation table top, the water suction end of the water suction pump is connected with a water suction hose, and the end, away from the water suction pump, of the water suction hose is connected with a water suction assembly; the water pumping assembly comprises a tap and a plurality of water suction pipes, the bottom ends of the water suction pipes are sleeved with filter screen covers in a threaded mode, electric push rods are arranged among the water suction pipes, and the output ends of the electric push rods are connected with cleaning plates. The bottom end of each water suction pipe on the water pumping assembly is sleeved with a filter screen cover, water in a foundation pit can be filtered, impurities are prevented from entering the water suction pump to damage the water suction pump, an electric push rod works to drive a cleaning plate to move up and down, the outer wall of the filter screen cover can be cleaned, and the cleaning efficiency is improved. Meshes of the filter screen cover are prevented from being blocked.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering foundation pits, in particular to an engineering foundation pit drainage device. Background Art

[0002] A foundation pit is a soil pit excavated at the foundation design location according to the base elevation and foundation plane dimensions in a construction project. When the foundation pit is invaded by groundwater or precipitation, it is often necessary to use a drainage device to pump out the accumulated water inside the foundation pit.

[0003] At present, when draining the inside of a deep foundation pit, it is often necessary to use a water pump to pump out the water inside the deep foundation pit. However, conventional water pumps are often unable to filter out the mud and sand in the water when pumping water, which will lead to the risk of clogging of the water pump during operation. Utility Model Content

[0004] The purpose of the utility model is to provide an engineering foundation pit drainage device to solve the problems raised in the above background technology.

[0005] In order to achieve the above-mentioned purpose, the present invention provides the following technical solutions: a drainage device for an engineering foundation pit, comprising:

[0006] A mobile storage rack, wherein a mounting table is provided at the front of the mobile storage rack, and storage cavities are provided on both the left and right sides of the mobile storage rack;

[0007] A water pump is installed on the installation table, the drainage end of the water pump is connected to a drainage hose, the water pumping end of the water pump is connected to a water pumping hose, and the end of the water pumping hose away from the water pump is connected to a water pumping assembly;

[0008] The water pumping assembly includes a tap and multiple water suction pipes. The upper end of the tap is connected to the water pumping hose. The upper ends of the multiple water suction pipes are all connected to the tap. The bottom end of the water suction pipe is threaded with a filter cover. An electric push rod is provided between the multiple water suction pipes, and the output end of the electric push rod is connected to a cleaning plate.

[0009] Preferably, the water suction pipe is a hard water pipe, the top of the base of the electric push rod is connected to a top plate, the bottom of the base of the electric push rod is connected to a bottom plate, the telescopic end of the electric push rod slides through the bottom plate, and the top plate and the bottom plate are provided with fixing holes corresponding to the positions of each water suction pipe. The top plate and the bottom plate are fixedly sleeved on the water suction pipe through the corresponding fixing holes, so that the electric push rod is stably installed, works stably, and the position between the water suction pipe and the electric push rod is stable.

[0010] Preferably, through holes are provided on the cleaning plate at positions corresponding to the respective filter covers, and the cleaning plate is sleeved on the filter cover through the through holes, and a plurality of cleaning bristles are fixed on the inner wall of the through holes at equal intervals, and one end of the cleaning bristles away from the inner wall of the through hole contacts the outer wall of the filter cover, and when the cleaning plate moves up and down, the cleaning bristles in the through holes clean the outer wall of the filter cover.

[0011] Preferably, the lower part of the water suction pipe is fixedly sleeved with an external threaded sleeve, the top of the external threaded sleeve is fixed with a limiting ring, the middle part of the upper side of the filter cover is fixedly nested with an internal threaded sleeve, and the internal threaded sleeve is threadedly sleeved on the external threaded sleeve, so that the connection between the filter cover and the water suction pipe is simple and convenient for later disassembly and replacement.

[0012] Preferably, wheels are provided at the bottom of the mobile storage rack, and a push handle is provided at the rear side of the mobile storage rack.

[0013] Preferably, a controller is installed on the upper front side of the mobile storage rack, and the controller is electrically connected to the water pump and the electric push rod respectively, and the water pump and the electric push rod are controlled by the controller to work.

[0014] Preferably, a protective door is hinged on the front side of the storage cavity.

[0015] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0016] 1. A pumping assembly is provided at the end of the pumping hose away from the pump. The bottom end of each suction pipe on the pumping assembly is sleeved with a filter cover, which can filter the water in the foundation pit to prevent impurities from entering the pump and causing damage to the pump. The electric push rod drives the cleaning plate to move up and down, which can clean the outer wall of the filter cover to prevent the mesh of the filter cover from being blocked.

[0017] 2. The filter cover and the water suction pipe are connected by threads, which is simple and convenient to connect, and it is also easy to disassemble and replace the filter cover later;

[0018] 3. By providing a storage cavity on the mobile storage rack, the drainage hose, the pumping hose and the pumping assembly can be stored when the device is not in use to avoid long-term exposure to the outside, thereby reducing the chance of damage. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram from another angle of the present invention;

[0022] Figure 3 This is a schematic diagram of the structure of the pumping assembly of the utility model;

[0023] Figure 4 This is a schematic diagram of the connection between the tap and the suction pipe of the utility model;

[0024] Figure 5 This is a schematic diagram of the connection between the electric push rod and the cleaning plate of the utility model;

[0025] Figure 6 This is a schematic diagram of the filter cover structure of the present utility model.

[0026] Description of reference numerals:

[0027] 1. Mobile storage rack; 2. Mounting table; 3. Storage chamber; 4. Suction pump; 5. Drain hose; 6. Suction hose; 7. Tap joint; 8. Suction pipe; 9. Filter cover; 10. Electric push rod; 11. Cleaning plate; 12. Top plate; 13. Bottom plate; 14. Fixing hole; 15. Through hole; 16. Cleaning brush; 17. External threaded sleeve; 18. Protective door; 19. Internal threaded sleeve; 20. Push handle; 21. Controller. DETAILED DESCRIPTION

[0028] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

[0029] The utility model provides Figures 1 to 3 and Figure 5 The engineering foundation pit drainage device shown includes:

[0030] A mobile storage rack 1 is provided with a mounting table 2 at the front, and storage cavities 3 are provided on both the left and right sides of the mobile storage rack 1;

[0031] A water pump 4 is installed on the mounting table 2. The drainage end of the water pump 4 is connected to a drainage hose 5. The water pumping end of the water pump 4 is connected to a water pumping hose 6. The end of the water pumping hose 6 away from the water pump 4 is connected to a water pumping assembly.

[0032] The water pumping assembly includes a tap 7 and multiple water suction pipes 8. The upper end of the tap 7 is connected to the water pumping hose 6. The upper ends of the multiple water suction pipes 8 are all connected to the tap 7. The bottom end of the water suction pipe 8 is threadedly sleeved with a filter cover 9. An electric push rod 10 is provided between the multiple water suction pipes 8, and the output end of the electric push rod 10 is connected to a cleaning plate 11.

[0033] The water suction pipe 8 is a hard water pipe. The top of the base of the electric push rod 10 is connected to a top plate 12, and the bottom of the base of the electric push rod 10 is connected to a bottom plate 13. The telescopic end of the electric push rod 10 slides through the bottom plate 13. Fixing holes 14 are opened on the top plate 12 and the bottom plate 13 at positions corresponding to each water suction pipe 8. The top plate 12 and the bottom plate 13 are fixedly sleeved on the water suction pipe 8 through the corresponding fixing holes 14, so that the electric push rod 10 is stably installed and works stably, and the position between the water suction pipe 8 and the electric push rod 10 is stable.

[0034] Through holes 15 are provided on the cleaning plate 11 at positions corresponding to each filter cover 9. The cleaning plate 11 is mounted on the filter cover 9 through the through holes 15. A plurality of cleaning bristles 16 are fixed at equal intervals on the inner wall of the through holes 15. The end of the cleaning bristles 16 away from the inner wall of the through holes 15 contacts the outer wall of the filter cover 9. When the cleaning plate 11 moves up and down, the cleaning bristles 16 in the through holes 15 clean the outer wall of the filter cover 9.

[0035] The bottom of the mobile storage rack 1 is provided with wheels, and the rear side of the mobile storage rack 1 is provided with a push handle 20.

[0036] A controller 21 is installed on the upper front portion of the mobile storage rack 1 . The controller 21 is electrically connected to the water pump 4 and the electric push rod 10 , and the water pump 4 and the electric push rod 10 are controlled by the controller 21 to operate.

[0037] A protective door 18 is hinged on the front side of the storage chamber 3 .

[0038] In the present invention, the pumping assembly is placed in the engineering foundation pit, and the controller 21 controls the operation of the water pump 4. The water pump 4 extracts water from the engineering foundation pit through the pumping hose 6 and the pumping assembly, and discharges it through the drainage hose 5. When pumping water, the filter cover 9 on the pumping assembly can filter the water in the foundation pit to prevent impurities from entering the water pump 4 and causing damage to the water pump 4. At the same time, the electric push rod 10 can be controlled by the controller 21 to drive the cleaning plate 11 to move up and down, so as to clean the outer wall of the filter cover 9 and prevent the mesh of the filter cover 9 from being blocked.

[0039] like Figure 3 、 Figure 4 and Figure 6 As shown, the lower part of the suction pipe 8 is fixedly sleeved with an external threaded sleeve 17, the top of the external threaded sleeve 17 is fixed with a limiting ring, and the middle part of the upper side of the filter cover 9 is fixedly nested with an internal threaded sleeve 19, which is threadedly sleeved on the external threaded sleeve 17.

[0040] In the present invention, the filter cover 9 and the water suction pipe 8 are connected by threads, which makes the connection between the filter cover 9 and the water suction pipe 8 simple and facilitates the disassembly and replacement of the filter cover 9 at a later stage.

[0041] The above description is merely illustrative of certain exemplary embodiments of the present invention. It goes without saying that those skilled in the art will be able to modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and description are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A drainage device for an engineering foundation pit, characterized in that: include: A mobile storage rack (1), wherein a mounting table (2) is provided at the front of the mobile storage rack (1), and storage cavities (3) are provided on both the left and right sides of the mobile storage rack (1); A water pump (4), the water pump (4) is installed on the installation table (2), the drainage end of the water pump (4) is connected to a drainage hose (5), the water pumping end of the water pump (4) is connected to a water pumping hose (6), and the end of the water pumping hose (6) away from the water pump (4) is connected to a water pumping assembly; The water pumping assembly comprises a tap (7) and a plurality of water suction pipes (8), the upper end of the tap (7) is connected to the water pumping hose (6), the upper ends of the plurality of water suction pipes (8) are all connected to the tap (7), the bottom end of the water suction pipe (8) is threadedly sleeved with a filter cover (9), an electric push rod (10) is provided between the plurality of water suction pipes (8), and the output end of the electric push rod (10) is connected to a cleaning plate (11).

2. The engineering foundation pit drainage device according to claim 1, characterized in that: The water suction pipe (8) is a hard water pipe. The top of the base of the electric push rod (10) is connected to a top plate (12), and the bottom of the base of the electric push rod (10) is connected to a bottom plate (13). The telescopic end of the electric push rod (10) slides through the bottom plate (13). The top plate (12) and the bottom plate (13) are each provided with a fixing hole (14) at a position corresponding to each of the water suction pipes (8). The top plate (12) and the bottom plate (13) are fixedly sleeved on the water suction pipe (8) through the corresponding fixing holes (14).

3. The engineering foundation pit drainage device according to claim 1, characterized in that: The cleaning plate (11) is provided with through holes (15) at positions corresponding to the respective filter covers (9), and the cleaning plate (11) is sleeved on the filter cover (9) through the through holes (15). A plurality of cleaning bristles (16) are fixed at equal intervals on the inner wall of the through hole (15), and one end of the cleaning bristles (16) away from the inner wall of the through hole (15) contacts the outer wall of the filter cover (9).

4. The engineering foundation pit drainage device according to claim 1, characterized in that: An external threaded sleeve (17) is fixedly sleeved on the lower portion of the water suction pipe (8), a limiting ring is fixed on the top end of the external threaded sleeve (17), and an internal threaded sleeve (19) is fixedly nested on the middle portion of the upper side of the filter cover (9), and the internal threaded sleeve (19) is threadedly sleeved on the external threaded sleeve (17).

5. The engineering foundation pit drainage device according to claim 1, characterized in that: The bottom of the mobile storage rack (1) is provided with wheels, and the rear side of the mobile storage rack (1) is provided with a push handle (20).

6. The engineering foundation pit drainage device according to claim 1, characterized in that: A controller (21) is installed on the upper front portion of the mobile storage rack (1), and the controller (21) is electrically connected to the water pump (4) and the electric push rod (10) respectively.

7. The engineering foundation pit drainage device according to claim 1, characterized in that: A protective door (18) is hingedly connected to the front side of the storage chamber (3).

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