Building foundation pit dewatering device

Abstract

The utility model relates to the technical field of foundation pit dewatering, and discloses a building foundation pit dewatering device which comprises a foundation pit body. Water storage wells are formed in the two sides of the foundation pit body and used for storing water, a supporting component is arranged in the foundation pit body, a connecting base is installed on the supporting component and connected with a blocking cover through a connecting component, the supporting component is used for supporting the blocking cover, and the connecting component is used for connecting the blocking cover and the connecting base. Water outlets are formed in the two sides of the bottom of the blocking cover and located above the water storage well, and water pumping components are arranged on the two sides of the foundation pit body and used for pumping accumulated water in the foundation pit body into the water storage well; the supporting height of the blocking cover can be adjusted according to the depth of the foundation pit through the arranged supporting component, the blocking cover and the supporting component can be conveniently connected through the connecting component, accumulated water in the foundation pit body can be pumped through the water pumping component, and then water can be effectively prevented from being left in the foundation pit body.

Description

Technical Field

[0001] The utility model relates to the technical field of foundation pit dewatering, in particular to a building foundation pit dewatering device. Background Art

[0002] Foundation pit dewatering refers to the process in which the groundwater level is higher than the bottom of the excavation when the foundation pit is excavated. Groundwater will continue to seep into the pit. In order to ensure that the foundation pit can be constructed under dry conditions and to prevent slope instability, foundation sand flow, pit bottom uplift, pit bottom pipe gushing and a decrease in foundation bearing capacity, a construction foundation pit dewatering and waterproofing device is often required.

[0003] In the prior art, a building foundation pit precipitation waterproof device (CN218757561U) is used. When in use, a fixing rod fixedly connected to the shield is inserted into the bottom inner wall of the foundation pit body, and the fixing rod and the bottom inner wall of the foundation pit body are fixedly connected and stably connected by bolts and connecting pieces. At this time, when rainwater falls, it will slide to the ground through the top inclined surface of the shield, and the shield ring can prevent rainwater from pouring into the foundation pit body, so that a large amount of rainwater can be avoided from being retained in the foundation pit body; the foundation pit body with a convex structure can make the rainwater that falls in the foundation pit at the beginning distributed around the bottom inner wall of the foundation pit body, so that the overall soil of the foundation pit body can be prevented from becoming soft; the rainwater that enters the foundation pit body can be stored in the water storage cavity through the leaking port, so that the soil of the bottom inner wall of the foundation pit body can be prevented from being soaked and softened. However, in the prior art, the shield cannot be easily installed, and the fixing rod in the prior art cannot adjust the support height according to the depth of the foundation pit.

[0004] Therefore, those skilled in the art have proposed a construction foundation pit dewatering device to solve the problems raised in the above background. Utility Model Content

[0005] The purpose of the utility model is to provide a construction foundation pit dewatering 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 construction foundation pit dewatering device, wherein a ring-shaped water retaining plate is installed on the foundation pit body.

[0008] As a further solution of the utility model: the supporting component includes a mounting seat installed at the bottom of the foundation pit body, a fixing rod is installed on the mounting seat, the fixing rod is slidably connected to the adjusting rod, the end of the adjusting rod away from the fixing rod is fixedly connected to the connecting seat, the adjusting rod is provided with positioning grooves distributed at equal intervals, and the fixing rod is threadedly provided with a positioning rod that cooperates with the positioning groove.

[0009] As a further solution of the utility model: the connecting component includes a positioning block installed at the bottom of the baffle and symmetrically distributed, a matching groove matching with the positioning block is opened in the connecting seat, a clamping slot is opened on the positioning block, elastic parts are arranged on both sides of the connecting seat, and the elastic parts are connected with a clamping ball matching with the clamping slot.

[0010] As a further solution of the utility model: the elastic member includes sliding cavities opened on both sides of the connecting seat, and pull rods connected to the locking ball are slidably arranged on both sides of the connecting seat. The pull rod passes through the sliding cavity, and a slide plate slidably connected to the sliding cavity is installed on the pull rod, and a spring is arranged between the slide plate and the inner wall of the sliding cavity.

[0011] As a further solution of the utility model: the water pumping component includes a water pump installed on the foundation pit body, the water pump is connected to a water pumping pipe extending into the foundation pit body, and the water pump is connected to a drainage pipe extending into the water storage well.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model can adjust the support height of the baffle according to the depth of the foundation pit through the support components set up, the baffle can be conveniently connected to the support components through the connecting components, and the accumulated water in the foundation pit body can be pumped out through the pumping components, thereby effectively preventing water from remaining in the foundation pit body. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The present invention is a structural schematic diagram of a dewatering device for a building foundation pit.

[0014] Figure 2 for Figure 1 A partial enlarged view of point A in the middle.

[0015] Figure 3 The present invention is a schematic diagram of the structure of a retaining cover in a dewatering device for a building foundation pit.

[0016] In the figure: 1. foundation pit body; 2. water storage well; 3. water retaining plate; 4. mounting seat; 5. fixing rod; 6. adjusting rod; 7. positioning groove; 8. positioning rod; 9. connecting seat; 10. retaining cover; 11. drainage outlet; 12. positioning block; 13. matching groove; 14. clamping groove; 15. pulling rod; 16. clamping ball; 17. sliding cavity; 18. sliding plate; 19. spring; 20. water pump; 21. water pump; 22. drainage pipe. DETAILED DESCRIPTION

[0017] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0018] See also Figure 1-Figure 3A construction foundation pit dewatering device comprises a foundation pit body 1; water storage wells 2 are provided on both sides of the foundation pit body 1 for storing water; a supporting component is provided in the foundation pit body 1, a connecting seat 9 is installed on the supporting component, the connecting seat 9 is connected to a baffle 10 through a connecting component, the supporting component is used to support the baffle 10, the connecting component is used to connect the baffle 10 and the connecting seat 9, drainage outlets 11 are provided on both sides of the bottom of the baffle 10, the drainage outlets 11 are located above the water storage well 2, and pumping components are provided on both sides of the foundation pit body 1 for pumping the accumulated water in the foundation pit body 1 into the water storage well 2.

[0019] The support component can be used to adjust the support height of the baffle 10 according to the depth of the foundation pit. The baffle 10 can be conveniently connected to the support component through the connecting component, and the accumulated water in the foundation pit body 1 can be pumped out through the pumping component, thereby effectively preventing water from remaining in the foundation pit body 1.

[0020] A ring-shaped water retaining plate 3 is installed on the foundation pit body 1 to prevent rainwater falling on the ground from flowing into the foundation pit.

[0021] The supporting component includes a mounting seat 4 installed at the bottom of the foundation pit body 1, a fixing rod 5 is installed on the mounting seat 4, the fixing rod 5 is slidably connected to the adjusting rod 6, and the end of the adjusting rod 6 away from the fixing rod 5 is fixedly connected to the connecting seat 9, and the adjusting rod 6 is provided with positioning grooves 7 distributed at equal intervals, and the fixing rod 5 is threaded with a positioning rod 8 that cooperates with the positioning groove 7. When in use, the mounting seat 4 is installed to the bottom of the foundation pit, and the adjusting rod 6 can move freely by moving the positioning rod 8 out of the positioning groove 7 of the adjusting rod 6. The adjusting rod 6 is adjusted to a suitable height according to the depth of the foundation pit, and then the positioning rod 8 is inserted into the positioning groove 7 to complete the placement of the supporting component.

[0022] The connecting component includes a positioning block 12 which is installed at the bottom of the baffle cover 10 and is symmetrically distributed. A matching groove 13 matching with the positioning block 12 is provided in the connecting seat 9. A card slot 14 is provided on the positioning block 12. Elastic parts are provided on both sides of the connecting seat 9. The elastic parts are connected with a card ball 16 matching with the card slot 14. When the baffle cover 10 needs to be installed, it is only necessary to snap the positioning block 12 at the bottom of the baffle cover 10 into the matching groove 13 of the connecting seat 9. In the process of the positioning block 12 being snapped into the matching groove 13, the card ball 16 will be snapped into the card slot 14 of the positioning block 12 through the elastic part, thereby limiting the positioning block 12, completing the connection between the baffle cover 10 and the connecting seat 9, and realizing the convenient installation of the baffle cover 10.

[0023] The elastic member includes a sliding cavity 17 opened on both sides of the connecting seat 9, and a pull rod 15 connected to a locking ball 16 is slidably arranged on both sides of the connecting seat 9. The pull rod 15 passes through the sliding cavity 17, and a slide plate 18 slidably connected to the sliding cavity 17 is installed on the pull rod 15. A spring 19 is arranged between the slide plate 18 and the inner wall of the sliding cavity 17. When the positioning block 12 is inserted into the positioning groove 7 of the connecting seat 9, the positioning block 12 will push the locking ball 16, so that the pull rod 15 slides outward, so that the slide plate 18 on the pull rod 15 squeezes the spring 19. When the positioning block 12 is fully inserted into the matching groove 13, under the action of the spring 19, the locking ball 16 will automatically be inserted into the locking groove 14 of the positioning block 12.

[0024] The pumping component includes a pump 21 installed on the foundation pit body 1, the pump 21 is connected to a pumping pipe 20 extending into the foundation pit body 1, and the pump 21 is connected to a drainage pipe 22 extending into the water storage well 2. When there is water accumulation in the foundation pit, the pump 21 can be started to extract the accumulated water at the bottom of the foundation pit through the pumping pipe 20 and discharge it to the water storage well 2 through the drainage pipe 22.

[0025] The working principle of the utility model is as follows: when in use, the mounting seat 4 is installed to the bottom of the foundation pit, and the adjusting rod 6 can be freely moved by moving the positioning rod 8 out of the positioning groove 7 of the adjusting rod 6. The adjusting rod 6 is adjusted to a suitable height according to the depth of the foundation pit, and then the positioning rod 8 is inserted into the positioning groove 7 to complete the placement of the supporting component; when the shield 10 needs to be installed, it is only necessary to insert the positioning block 12 at the bottom of the shield 10 into the matching groove 13 of the connecting seat 9. In the process of the positioning block 12 being inserted into the matching groove 13, the elastic component will cause the card ball 16 to be stuck The retaining plate 3 can prevent rainwater on the surface of the foundation pit body 1 from flowing into the foundation pit. When there is water accumulation in the foundation pit, the water pump 21 can be started to extract the accumulated water at the bottom of the foundation pit through the water pumping pipe 20 and discharge it to the water storage well 2 through the water drain pipe 22.

[0026] The utility model can adjust the support height of the baffle 10 according to the depth of the foundation pit through the support components, the baffle 10 can be conveniently connected to the support components through the connecting components, and the accumulated water in the foundation pit body 1 can be pumped out through the pumping components, thereby effectively preventing water from remaining in the foundation pit body 1.

[0027] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A construction foundation pit dewatering device, comprising a foundation pit body, characterized in that: Water storage wells are provided on both sides of the foundation pit body for storing water. Support components are provided in the foundation pit body, and a connecting seat is installed on the support components. The connecting seat is connected to the baffle cover through the connecting components. The support components are used to support the baffle cover. The connecting components are used to connect the baffle cover and the connecting seat. Drainage outlets are provided on both sides of the bottom of the baffle cover, and the drainage outlets are located above the water storage wells. Pumping components are provided on both sides of the foundation pit body for pumping the accumulated water in the foundation pit body into the water storage wells.

2. A construction foundation pit dewatering device according to claim 1, characterized in that: A ring-shaped water retaining plate is installed on the foundation pit body.

3. A construction foundation pit dewatering device according to claim 1, characterized in that: The supporting component includes a mounting seat installed at the bottom of the foundation pit body, a fixing rod is installed on the mounting seat, the fixing rod is slidably connected to the adjusting rod, one end of the adjusting rod away from the fixing rod is fixedly connected to the connecting seat, the adjusting rod is provided with positioning grooves distributed at equal intervals, and the fixing rod is threadedly provided with a positioning rod that cooperates with the positioning groove.

4. A construction foundation pit dewatering device according to claim 3, characterized in that: The connecting component includes a positioning block installed at the bottom of the shield and distributed symmetrically, a matching groove matched with the positioning block is opened in the connecting seat, a clamping slot is opened on the positioning block, and elastic parts are arranged on both sides of the connecting seat, and the elastic parts are connected with a clamping ball matched with the clamping slot.

5. A construction foundation pit dewatering device according to claim 4, characterized in that: The elastic member includes sliding cavities opened on both sides of the connecting seat, and pull rods connected to the card ball are slidably arranged on both sides of the connecting seat. The pull rod passes through the sliding cavity, and a slide plate slidably connected to the sliding cavity is installed on the pull rod. A spring is arranged between the slide plate and the inner wall of the sliding cavity.

6. A construction foundation pit dewatering device according to claim 1, characterized in that: The water pumping component comprises a water pump installed on the foundation pit body, the water pump is connected to a water pumping pipe extending into the foundation pit body, and the water pump is connected to a drainage pipe extending into the water storage well.

Images