Foundation pit drainage structure with filtering function

Abstract

The utility model relates to the technical field of foundation pit drainage, and discloses a foundation pit drainage structure with a filtering function, which comprises a building surface, a fixing plate, a water pump and a drainage pipe, a foundation pit body is arranged in the middle of the upper end surface of the building surface, a drainage groove is arranged in the middle of the inner bottom surface of the foundation pit body, and a conveying box is fixedly arranged in the drainage groove. Containing grooves are formed in the positions, close to the upper portions, of the middles of the two sides of the interior of the conveying box, mounting and dismounting assemblies are fixedly arranged in the two containing grooves, positioning grooves are formed in the positions, close to the upper portions, of the two sides of the interior of the conveying box, positioning rods are fixedly arranged on the two sides of the lower end face of the fixing plate, and a supporting assembly is fixedly arranged at the lower end of the fixing plate. A filter screen is fixedly arranged in the middle of the upper end face of the fixing plate, and clamping grooves are formed in the upper portions of the middles of the two sides of the fixing plate. According to the utility model, silt and sundries in water are filtered when the foundation pit body is drained, so that the conditions of blockage and damage to the water pump in the drainage process are prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of foundation pit drainage, in particular to a foundation pit drainage structure with a filtering function. Background Art

[0002] The foundation pit drainage structure is a hydrological engineering facility used in foundation pit projects. Its main function is to effectively remove water from the foundation pit and prevent the rising groundwater level from causing adverse effects on the construction. The design and construction of the foundation pit drainage structure are crucial to the smooth progress of the foundation pit project. A reasonable and effective drainage system can not only ensure the safety and stability of the construction, but also reduce the impact of groundwater on the surrounding environment. It is an indispensable part of modern urban construction.

[0003] When the water in the existing foundation pit is drained, the water inside the foundation pit is discharged through a water pump connected to the pipe to reduce the possibility of collapse caused by the inability to drain the water inside the foundation pit. However, during the drainage process, there are mud and debris in the foundation pit, which may easily lead to the drainage process being unable to filter the mud and debris, causing pipe blockage and mud and debris entering the water pump, causing damage to the water pump, which may easily reduce the efficiency of foundation pit drainage.

[0004] Therefore, the utility model provides a foundation pit drainage structure with a filtering function to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings existing in the prior art and to propose a foundation pit drainage structure with a filtering function, which improves the drainage efficiency of the foundation pit body, prevents silt and debris from causing blockage and damage to the water pump during the drainage process, facilitates the filtering of silt and debris during the drainage process, and facilitates the installation and removal of fixed plates to clean up silt and debris, so that the filter screen can enhance its bearing capacity, prevents silt and debris from being damaged when settling, and increases the service life of the filter screen.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a foundation pit drainage structure with filtering function, comprising a building surface, a fixed plate, a water pump and a drainage pipe, a foundation pit body is provided in the middle of the upper end surface of the building surface, a drainage groove is provided in the middle of the inner bottom surface of the foundation pit body, a conveying box is fixedly arranged inside the drainage groove, receiving grooves are provided in the middle of both sides of the conveying box, installation and disassembly components are fixedly arranged inside the two receiving grooves, positioning grooves are provided on both sides of the conveying box, positioning rods are fixedly arranged on both sides of the lower end surface of the fixed plate, a supporting component is fixedly arranged at the lower end of the fixed plate, a filter screen is fixedly arranged in the middle of the upper end surface of the fixed plate, and card grooves are provided in the middle of both sides of the fixed plate;

[0007] The two installation and disassembly components include two hydraulic rods, four sliding rods, four sliding grooves and four limit rods. A moving plate is fixedly arranged on one side opposite to the two hydraulic rods. A clamping block is fixedly arranged in the middle of one side opposite to the two moving plates. Ropes are fixedly arranged on both upper and lower ends of the two moving plates. The four ropes are fixedly connected to a reset plate. Slide blocks are fixedly arranged on the opposite sides of the four reset plates in pairs. Reset springs are fixedly sleeved around the four slide rods.

[0008] The support assembly includes a reinforcing rib, two supporting plates and two second bearing seats, the first bearing seats are fixedly arranged on both sides of the lower end surface of the reinforcing rib, the rotating rods are rotatably sleeved inside the two first bearing seats, the extrusion plates are fixedly arranged on the opposite sides of the two second bearing seats, the two supporting plates are provided with supporting grooves on the opposite sides, the two supporting grooves are fixedly provided with through rods, the two through rods are fixedly sleeved with dampers at the lower parts, and the upper ends of the two dampers are fixedly provided with buffer springs;

[0009] Through the above technical scheme, when water accumulates inside the foundation pit body, the positioning rod at the lower end of the fixing plate is clamped and connected to the positioning groove inside the conveying box, so that the upper receiving grooves on both sides of the conveying box are used, and the installation and disassembly components inside the receiving grooves are used to install and fix the fixing plate, so that the filter on the fixing plate can filter the mud and sand in the water, and the drainage pipe connected to the water pump is fixed inside the connecting sleeve at the lower end of the conveying box, which is convenient for filtering during drainage, reducing the blockage of the drainage pipe and the damage to the inside of the water pump, and the support component at the lower end of the fixing plate improves the support of the filter, prevents the filter from being damaged due to excessive load, and improves the strength and service life of the filter to carry mud and sand.

[0010] The clamping block in the clamping assembly is squeezed by the two sides of the fixed plate, so that the clamping block drives the hydraulic rod on the moving plate to contract, and the rope on the moving plate slides around the limit rod, so that the rope drives the reset plate to slide around the sliding rod, and the slider on the reset plate slides in the sliding groove, thereby improving the stability of the reset plate in moving. The reset plate squeezes the reset spring around the sliding rod to produce rebound, which is convenient for installation and disassembly when the fixed plate is put in, and improves the efficiency of installation and disassembly, so that the filter screen on the fixed plate can filter the sediment and debris in the drainage, and prevents the sediment and debris from clogging up the water and causing the water to be unable to be discharged and the water pump to be damaged, and convenient for the installation and disassembly of the fixed plate to clean up the accumulated sediment and debris;

[0011] The filter screen is fixed by the reinforcing ribs in the supporting assembly, so that when the filter screen is deformed when carrying mud and debris, the reinforcing ribs are driven to deform, so that the first bearing seats on both sides of the lower end surface of the reinforcing ribs drive the rotating rod to rotate inside the second bearing seat, so that the extrusion plate connected to the second bearing seat slides around the through rod, and the buffer spring and damper around the through rod are squeezed, so that the reinforcing ribs are supported when they are deformed, thereby preventing the filter screen from being damaged due to excessive carrying of mud and debris, and improving the service life and durability of the filter screen when filtering mud and debris during drainage.

[0012] Furthermore, the four ropes are respectively slidably connected to the four limit rods, and the four reset plates are respectively slidably sleeved on the four slide rods;

[0013] Through the above technical solution, the rope is slidably connected to the limiting rod, which facilitates the connection between the rope and the reset plate, thereby driving the reset plate to slide around the sliding rod to perform extrusion and rebound.

[0014] Furthermore, the four slide blocks slide in the four slide slots respectively, and the two clamping blocks are clamped and arranged in the two clamping slots respectively;

[0015] Through the above technical solution, the slider slides in the slide groove, which improves the stability of the reset plate in movement. The clamping block is arranged inside the clamping groove, which facilitates the installation and removal of the fixed plate to clean and replace the filter.

[0016] Furthermore, the two rotating rods are respectively rotatably sleeved inside the two second bearing seats, and the two extrusion plates are respectively slidably sleeved around the two through rods;

[0017] Through the above technical solution, the rotating rod is rotatably sleeved inside the second bearing seat, so that the second bearing seat drives the extrusion plate to slide on the through rod when moving.

[0018] Furthermore, two sealing rings are fixedly sleeved at the openings of the two receiving grooves, and the two positioning rods are respectively clamped and arranged inside the two positioning grooves;

[0019] Through the above technical solution, the sealing ring at the opening of the receiving groove is used to improve the sealing of the card block when it is clamped, preventing moisture from entering the interior of the receiving groove. The positioning rod is clamped inside the positioning groove, which improves the speed and efficiency of installing the fixed plate.

[0020] Furthermore, holding rods are fixedly provided on both sides of the upper end surface of the fixing plate, and a connecting pipe is fixedly provided on the lower end of the conveying box;

[0021] Through the above technical solution, the fixing plate can be conveniently held and moved by the holding rods on both sides of the upper end surface of the fixing plate, and the drainage pipe can be conveniently connected and fixed by the connecting pipe fixed at the lower end of the conveying box.

[0022] Furthermore, the drainage pipe is fixedly arranged inside the connecting pipe, passes through the building surface and is fixedly connected to the input end of the water pump;

[0023] Through the above technical solution, the drainage pipe is fixedly arranged inside the connecting pipe, passes through the building surface and is connected to the input end of the water pump, so that the filtered water can be discharged conveniently.

[0024] The utility model has the following beneficial effects:

[0025] The filtration unit is a kind of filtration unit of the present invention, and its filtration efficiency is improved.

[0026] 2. The utility model proposes a foundation pit drainage structure with filtering function. The filter screen is fixed by the reinforcing ribs in the supporting assembly at the lower end of the fixed plate, so that when the filter screen is deformed when carrying mud and sand, the reinforcing ribs are driven to deform, so that the first bearing seats on both sides of the lower end surface of the reinforcing ribs drive the rotating rod to rotate inside the second bearing seat, so that the extrusion plate connected to the second bearing seat slides around the through rod, and the buffer spring and damper around the through rod are squeezed, so that the reinforcing ribs are supported when they are deformed, thereby preventing the filter screen from being damaged due to excessive carrying of mud and sand, and improving the service life and durability of the filter screen when filtering mud and sand during drainage. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the axial side of the utility model;

[0028] Figure 2 It is a front cross-sectional schematic diagram of the utility model;

[0029] Figure 3It is an enlarged schematic diagram of point A of the utility model;

[0030] Figure 4 It is an enlarged schematic diagram of point B of the utility model;

[0031] Figure 5 It is an enlarged schematic diagram of point C of the present invention.

[0032] Legend:

[0033] 1. Building surface; 2. Water pump; 3. Drain pipe; 4. Foundation pit body; 5. Installation and disassembly components; 6. Support components; 7. Delivery box; 8. Drain trough; 9. Fixed plate; 10. Holding rod; 11. Filter; 12. Positioning groove; 13. Positioning rod; 14. Connecting pipe; 15. Receiving groove; 16. Card slot; 17. Sealing ring; 501. Hydraulic rod; 502. Moving plate; 503. Block; 504. Sliding rod; 505. Reset spring; 506. Rope; 507. Limit rod; 508. Reset plate; 509. Sliding block; 5010. Sliding groove; 601. Reinforcement rib; 602. First bearing seat; 603. Rotating rod; 604. Second bearing seat; 605. Support plate; 606. Support groove; 607. Through rod; 608. Extrusion plate; 609. Buffer spring; 6010. Damper. DETAILED DESCRIPTION

[0034] 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.

[0035] Reference Figure 1-5, the utility model provides an embodiment: a foundation pit drainage structure with filtering function, including a building surface 1, a fixed plate 9, a water pump 2 and a drainage pipe 3, a foundation pit body 4 is opened in the middle of the upper end surface of the building surface 1, a drainage groove 8 is opened in the middle of the bottom surface of the foundation pit body 4, a conveying box 7 is fixedly arranged inside the drainage groove 8, and a receiving groove 15 is opened in the middle of both sides of the conveying box 7, and a mounting assembly 5 is fixedly arranged inside the two receiving grooves 15, and positioning grooves 12 are opened on both sides of the conveying box 7. Positioning rods 13 are fixedly arranged on both sides of the lower end surface of the fixed plate 9, and a support assembly 6 is fixedly arranged at the lower end of the fixed plate 9. A filter screen 11 is fixedly arranged in the middle of the upper end surface of the fixed plate 9, and a card slot 16 is opened in the middle of both sides of the fixed plate 9. Through the foundation pit body 4 When water accumulates inside, the positioning rod 13 at the lower end of the fixing plate 9 is clamped into the positioning groove 12 inside the conveying box 7, so that the receiving grooves 15 on both sides of the conveying box 7 are close to the upper side, and the installation and disassembly components 5 inside the receiving grooves 15 are installed and fixed to the fixing plate 9, so that the filter screen 11 on the fixing plate 9 can filter the mud and sand in the water, and the drain pipe 3 connected to the water pump 2 is fixed inside the connecting sleeve at the lower end of the conveying box 7, so that it is convenient to filter when draining water, reduce the blockage of the drain pipe 3 and the damage to the inside of the water pump 2, and through the support component 6 at the lower end of the fixing plate 9, the support of the filter screen 11 is improved, and the filter screen 11 is prevented from being damaged due to excessive load, and the strength and service life of the filter screen 11 for carrying mud and sand are improved.

[0036] The two installation and disassembly components 5 include two hydraulic rods 501, four sliding rods 504, four sliding grooves 5010 and four limiting rods 507. The two hydraulic rods 501 are fixedly provided with a movable plate 502 on the opposite side, and a clamping block 503 is fixedly provided in the middle of the opposite side of the two movable plates 502. Ropes 506 are fixedly provided at the upper and lower ends of the two movable plates 502. The four ropes 506 are fixedly connected with a reset plate 508. The four reset plates 508 are fixedly provided with sliders 509 on the opposite sides of each pair. The four sliding rods 504 are fixedly sleeved with reset springs 505. The clamping block 503 in the clamping component is squeezed by the two sides of the fixed plate 9, so that the clamping block 503 drives the hydraulic rod 501 on the movable plate 502 to contract, and The rope 506 on the movable plate 502 slides around the limit rod 507, so that the rope 506 drives the reset plate 508 to slide around the slide rod 504, and the slider 509 on the reset plate 508 slides in the slide groove 5010, thereby improving the stability of the movement of the reset plate 508. The reset plate 508 squeezes the reset spring 505 around the slide rod 504 to produce rebound, which is convenient for installation and removal when the fixed plate 9 is placed, thereby improving the efficiency of installation and removal, so that the filter screen 11 on the fixed plate 9 can filter the drainage mud and debris to prevent the mud and debris from clogging up the water and causing damage to the water pump 2, and it is convenient to install and remove the fixed plate 9 to clean up the accumulated mud and debris.

[0037] The support assembly 6 includes a reinforcing rib 601, two supporting plates 605 and two second bearing seats 604. The first bearing seats 602 are fixedly arranged on both sides of the lower end surface of the reinforcing rib 601. The two first bearing seats 602 are rotatably sleeved inside the two first bearing seats 602. The extrusion plates 608 are fixedly arranged on the opposite sides of the two second bearing seats 604. The two supporting plates 605 are provided with support grooves 606 on the opposite sides. The two supporting grooves 606 are fixedly provided with through rods 607. The two through rods 607 are fixedly sleeved with dampers 6010 at the lower parts of the two through rods 607. The upper ends of the two dampers 6010 are fixedly provided with buffer springs 609. The filter screen 11 is fixedly mounted by the reinforcing rib 601 in the support assembly 6. The ribs 601 are deformed when the filter screen 11 is subjected to the load, and the first bearing seats 602 on both sides of the lower end surface of the ribs 601 drive the rotating rod 603 to rotate inside the second bearing seats 604, so that the extrusion plate 608 connected to the second bearing seats 604 slides around the through rod 607, and the buffer spring 609 and the damper 6010 around the through rod 607 are squeezed, so that the ribs 601 are supported when they are deformed, and the filter screen 11 is prevented from being damaged due to excessive load of the silt and debris, thereby improving the service life and durability of the filter screen 11 when filtering the silt and debris during drainage.

[0038] The four ropes 506 are respectively slidably connected to the four limit rods 507, and the four reset plates 508 are respectively slidably mounted on the four slide rods 504. The ropes 506 are slidably connected to the limit rods 507, which facilitates the connection between the ropes 506 and the reset plates 508 to drive the reset plates 508 to slide around the slide rods 504 for extrusion and rebound. The four sliders 509 slide in the four slide grooves 5010, and the two clamping blocks 503 are respectively clamped in the two clamping grooves 16. The sliders 509 slide in the slide grooves 5010, which improves the stability of the reset plate 508 in movement. The clamping blocks 503 are clamped in the clamping grooves 16, which facilitates the installation and disassembly of the fixed plate 9 to clean and replace the filter 11, thereby improving the efficiency of cleaning the filter 11.

[0039] The two rotating rods 603 are rotatably sleeved inside the two second bearing seats 604 respectively, and the two extrusion plates 608 are slidably sleeved around the two through rods 607 respectively. The rotating rods 603 are rotatably sleeved inside the second bearing seats 604, so that the second bearing seats 604 drive the extrusion plates 608 to slide on the through rods 607 when moving, so as to provide buffering support when the reinforcing ribs 601 are squeezed, thereby preventing the filter screen 11 from being damaged due to large deformation.

[0040] Two sealing rings 17 are fixedly sleeved at the openings of the two receiving grooves 15, and the two positioning rods 13 are respectively clamped and set inside the two positioning grooves 12. The sealing rings 17 at the openings of the receiving grooves 15 can improve the sealing performance of the clamping block 503 when clamping, and prevent moisture from entering the receiving grooves 15. The positioning rods 13 are clamped and set inside the positioning grooves 12, which improves the speed and efficiency of installing the fixing plate 9. The sealing rings 17 can improve the sealing performance when the fixing plate 9 and the conveying plate are fixed, and prevent moisture from entering the receiving grooves 15 when the accumulated water is discharged, thereby affecting the installation and disassembly of the assembly 5.

[0041] Holding rods 10 are fixedly provided on both sides of the upper end surface of the fixed plate 9, and a connecting pipe 14 is fixedly provided at the lower end of the conveying box 7. The holding rods 10 on both sides of the upper end surface of the fixed plate 9 make it convenient to hold and move the fixed plate 9, and the connecting pipe 14 fixedly provided at the lower end of the conveying box 7 makes it convenient to connect and fix the drain pipe 3. The drain pipe 3 is fixedly provided inside the connecting pipe 14, passes through the building surface 1, and is fixedly connected to the input end of the water pump 2. The drain pipe 3 is fixedly provided inside the connecting pipe 14, passes through the building surface 1, and is connected to the input end of the water pump 2, so that the filtered water can be discharged conveniently, thereby preventing the water inside the foundation pit body 4 from being unable to be discharged and affecting the construction.

[0042] Working principle: When draining the accumulated water through the foundation pit body 4, the positioning rod 13 at the lower end of the fixing plate 9 is clamped into the positioning groove 12 set inside the conveying box 7, so that the receiving grooves 15 on both sides of the conveying box 7 are close to the upper side, and the installation and disassembly components 5 inside the receiving grooves 15 are installed and fixed to the fixing plate 9, so that the filter screen 11 on the fixing plate 9 can filter the mud and sand in the water, and the drainage pipe 3 connected to the water pump 2 is fixed inside the connecting sleeve at the lower end of the conveying box 7, so that it is convenient to filter when draining, reduce the blockage of the drainage pipe 3 and the damage to the inside of the water pump 2, and improve the drainage efficiency of the foundation pit body 4, and through the support component 6 at the lower end of the fixing plate 9, the support of the filter screen 11 is improved, and the filter screen 11 is prevented from being damaged due to excessive load, and the strength and service life of the filter screen 11 for carrying mud and sand are improved.

[0043] 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 foundation pit drainage structure with filtering function, comprising a building surface (1), a fixing plate (9), a water pump (2) and a drainage pipe (3), characterized in that: A foundation pit body (4) is provided in the middle of the upper end surface of the building surface (1), a drainage groove (8) is provided in the middle of the inner bottom surface of the foundation pit body (4), a conveying box (7) is fixedly arranged inside the drainage groove (8), a receiving groove (15) is provided at the middle of both sides of the conveying box (7), a mounting assembly (5) is fixedly arranged inside the two receiving grooves (15), positioning grooves (12) are provided at the upper sides of both sides of the conveying box (7), positioning rods (13) are fixedly arranged on both sides of the lower end surface of the fixing plate (9), a supporting assembly (6) is fixedly arranged at the lower end of the fixing plate (9), a filter screen (11) is fixedly arranged in the middle of the upper end surface of the fixing plate (9), and a clamping groove (16) is provided at the middle of both sides of the fixing plate (9); The two installation and disassembly components (5) include two hydraulic rods (501), four sliding rods (504), four sliding grooves (5010) and four limiting rods (507). A movable plate (502) is fixedly arranged on one opposite side of the two hydraulic rods (501). A clamping block (503) is fixedly arranged in the middle of one opposite side of the two movable plates (502). Ropes (506) are fixedly arranged at both upper and lower ends of the two movable plates (502). The four ropes (506) are fixedly connected to a reset plate (508). Slide blocks (509) are fixedly arranged on opposite sides of the four reset plates (508) in pairs. Reset springs (505) are fixedly sleeved around the four sliding rods (504).

2. The foundation pit drainage structure with filtering function according to claim 1, characterized in that: The support assembly (6) comprises a reinforcing rib (601), two supporting plates (605) and two second bearing seats (604); first bearing seats (602) are fixedly arranged on both sides of the lower end surface of the reinforcing rib (601); rotating rods (603) are rotatably sleeved inside the two first bearing seats (602); extrusion plates (608) are fixedly arranged on the opposite sides of the two second bearing seats (604); supporting grooves (606) are provided on the opposite sides of the two supporting plates (605); through rods (607) are fixedly arranged inside the two supporting grooves (606); dampers (6010) are fixedly sleeved around the lower parts of the two through rods (607); and buffer springs (609) are fixedly arranged on the upper ends of the two dampers (6010).

3. The foundation pit drainage structure with filtering function according to claim 1, characterized in that: The four ropes (506) are respectively slidably connected to the four limit rods (507), and the four reset plates (508) are respectively slidably sleeved on the four slide rods (504).

4. The foundation pit drainage structure with filtering function according to claim 1, characterized in that: The four sliding blocks (509) slide inside the four sliding grooves (5010) respectively, and the two clamping blocks (503) are clamped and arranged inside the two clamping grooves (16) respectively.

5. The foundation pit drainage structure with filtering function according to claim 2, characterized in that: The two rotating rods (603) are respectively rotatably sleeved inside the two second bearing seats (604), and the two extrusion plates (608) are respectively slidably sleeved around the two through rods (607).

6. The foundation pit drainage structure with filtering function according to claim 1, characterized in that: Two sealing rings (17) are respectively fixedly sleeved at the openings of the two containing grooves (15), and the two positioning rods (13) are respectively clamped and arranged inside the two positioning grooves (12).

7. The foundation pit drainage structure with filtering function according to claim 1, characterized in that: Holding rods (10) are fixedly arranged on both sides of the upper end surface of the fixing plate (9), and a connecting pipe (14) is fixedly arranged on the lower end of the conveying box (7).

8. The foundation pit drainage structure with filtering function according to claim 1, characterized in that: The drainage pipe (3) is fixedly arranged inside the connecting pipe (14), penetrates the building surface (1), and is fixedly connected to the input end of the water pump (2).

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