CN219386369U

CN219386369U - Drainage device for foundation pit construction

Info

Publication number: CN219386369U
Application number: CN202222822917.2U
Authority: CN
Inventors: 吴锟
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-07-21
Anticipated expiration: 2032-10-26

Abstract

The utility model discloses a drainage device for foundation pit construction, which comprises a metal horizontal bottom plate, wherein the lower surface of the metal horizontal bottom plate is fixedly connected with a collecting tank, the inner surface of the collecting tank is fixedly connected with an electric water pump, the output end of the electric water pump is fixedly connected with a water outlet pipe, the upper surface of the metal horizontal bottom plate is fixedly connected with a rigid longitudinal connecting rod, one end of the rigid longitudinal connecting rod, which is far away from the metal horizontal bottom plate, is fixedly connected with a top plate, the upper surface of the metal horizontal bottom plate is rotatably connected with a lower support plate, and the upper surface of the lower support plate is fixedly connected with an annular inelastic filter screen. Through above-mentioned structure, avoid great impurity directly entering electric water pump in causing the jam through rigidity longitudinal connecting rod, annular inelastic filter screen, and can separate less silt and annular inelastic filter screen between the rotation of annular inelastic filter screen and further avoid appearing the problem of jam.

Description

Drainage device for foundation pit construction

Technical Field

The utility model relates to the technical field of drainage devices, in particular to a drainage device for foundation pit construction.

Background

In construction engineering, foundation pit excavation is an important construction procedure of modern large-scale buildings. In foundation pit engineering construction, the groundwater level in the foundation pit needs to be controlled so as to meet the requirements of supporting structures and excavation construction. Accumulated water in the foundation pit often contains more impurities, a water pipe of the electric water pump or an annular inelastic filter screen is often blocked, and some foundation pits are deeper, so that accumulated water in the foundation pit is difficult to extract. And excavating earthwork, supporting and dewatering engineering of the foundation pit with the excavation depth exceeding 5 m. Although the excavation depth is not more than 5m, geological conditions, surrounding environment and underground pipelines are complex, or earth excavation and support of a foundation pit adjacent to the safety of a building are affected. The slurry is formed by direct contact with soil, and the technical proposal provided by the utility model with the application number of CN202120469400.2 is found to have the same problems after searching.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a drainage device for foundation pit construction, which is used for avoiding the problem that larger impurities directly enter an electric water pump to cause blockage through a rigid longitudinal connecting rod and an annular inelastic filter screen, and further avoiding the problem of blockage by separating smaller sediment from the annular inelastic filter screen through rotation of the annular inelastic filter screen.

In order to achieve the above object, the present utility model further provides a drainage device for foundation pit construction, comprising:

the electric water pump is fixedly connected to the inner surface of the collecting tank, the water outlet pipe is fixedly connected to the output end of the electric water pump, the rigid longitudinal connecting rod is fixedly connected to the upper surface of the metal horizontal bottom plate, and the top plate is fixedly connected to one end of the rigid longitudinal connecting rod, which is far away from the metal horizontal bottom plate;

the upper surface of the horizontal bottom plate made of metal materials is rotationally connected with a lower support plate, the upper surface of the lower support plate is fixedly connected with an annular inelastic filter screen, the upper surface of the annular inelastic filter screen is fixedly connected with a cover plate, the lower surface of the top plate is fixedly connected with a motor, the output end of the motor is fixedly connected with a gear, and the upper surface of the cover plate is fixedly connected with a toothed ring.

According to the drainage device for foundation pit construction, the water outlet pipe is made of hard materials, and the input end of the electric water pump is fixedly connected with the water inlet pipe for pumping water.

According to the drainage device for foundation pit construction, the number of the rigid longitudinal connecting rods is multiple and the rigid longitudinal connecting rods are distributed in an annular mode, gaps are formed between the rigid longitudinal connecting rods, and the larger objects are blocked on the outer sides of the rigid longitudinal connecting rods.

According to the drainage device for foundation pit construction, the cover plate is rotationally connected with the water outlet pipe, and the annular inelastic filter screen is made of metal and is used for supporting the cover plate.

According to the drainage device for foundation pit construction, the toothed ring is meshed with the gear, and openings are formed in the lower surfaces of the lower support plate and the horizontal bottom plate made of metal materials and used for flowing water.

According to the drainage device for foundation pit construction, the electric water pump and the motor are connected with an external power supply.

According to the drainage device for foundation pit construction, a round hole is formed in the upper surface of the top plate, and the round hole is rotationally connected with the water outlet pipe.

According to the drainage device for foundation pit construction, the water inlet pipe is made of flexible materials and is used for avoiding siltation.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is an internal construction diagram of a drainage device for foundation pit construction according to the present utility model;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1;

FIG. 3 is a top view of a drainage device for foundation pit construction according to the present utility model;

fig. 4 is a schematic view of a part of the structure of a drainage device for foundation pit construction according to the present utility model.

Legend description:

1. a metal horizontal bottom plate; 2. a top plate; 3. a rigid longitudinal connecting rod; 4. a collection tank; 5. an electric water pump; 6. a water inlet pipe; 7. a cover plate; 8. an annular inelastic filter screen; 9. a lower support plate; 10. a water outlet pipe; 11. a motor; 12. a gear; 13. an opening; 14. a toothed ring; 15. and a round hole.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1-4, the drainage device for foundation pit construction according to the embodiment of the utility model comprises a metal horizontal bottom plate 1, a collecting tank 4 is fixedly connected to the lower surface of the metal horizontal bottom plate 1 and used for pumping water at a lower position, idle running of an electric water pump 5 is avoided, the electric water pump 5 is fixedly connected to the inner surface of the collecting tank 4 and used for pumping water, the electric water pump 5 and a motor 11 are both connected with an external power supply, an output end of the electric water pump 5 is fixedly connected with a water outlet pipe 10 and used for pouring water flow and limiting rotation of a cover plate 7, the water outlet pipe 10 is made of a hard material, an input end of the electric water pump 5 is fixedly connected with a water inlet pipe 6 and used for pumping water, the water inlet pipe 6 is made of a flexible material and used for avoiding accumulation, rigid longitudinal connecting rods 3 are fixedly connected to the upper surface of the metal horizontal bottom plate 1, the rigid longitudinal connecting rods 3 are distributed in a plurality of rings, gaps are formed between the rigid longitudinal connecting rods 3 and used for blocking larger objects on the outer sides of the rigid longitudinal connecting rods 3, one end of the rigid longitudinal connecting rods 3 far from the metal horizontal bottom plate 1 is fixedly connected with a top plate 2, the upper surface of the top plate 2 is fixedly connected with a round hole 15, and the round hole 15 is connected with the water outlet pipe 10.

The upper surface of metal material horizontal bottom plate 1 rotates and is connected with down extension board 9, the upper surface fixedly connected with annular inelastic filter screen 8 of lower extension board 9 for filter less grit foreign matter etc. the upper surface fixedly connected with apron 7 of annular inelastic filter screen 8, apron 7 and outlet pipe 10 rotate and are connected, the material of annular inelastic filter screen 8 is the metal, be used for supporting apron 7, the lower surface fixedly connected with motor 11 of roof 2, the output fixedly connected with gear 12 of motor 11, the upper surface fixedly connected with ring gear 14 of apron 7, ring gear 14 meshes with gear 12, lower extension board 9, the lower surface of metal material horizontal bottom plate 1 all is provided with opening 13, be used for the flow of water.

Working principle: the collecting tank 4 is placed at the shortest position in the foundation pit, the electric water pump 5 is opened to pump water, water flows through the blocking of the rigid longitudinal connecting rod 3, the sand and stone meeting the requirements of the electric water pump 5 enter the electric water pump 5 from the water inlet pipe 6 and are discharged through the water outlet pipe 10, the water inlet pipe 6 swings when the water enters from the water inlet pipe 6, the blocking is avoided, the motor 11 is started in the using process of the annular non-elastic filter 8, the toothed ring 14 is driven to rotate through the gear 12, and the sand and stone gathered on the outer surface is thrown out by the annular non-elastic filter 8 in the rotating process, so that the blocking is avoided.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a drainage device for foundation ditch construction which characterized in that includes:

the device comprises a metal horizontal bottom plate (1), wherein the lower surface of the metal horizontal bottom plate (1) is fixedly connected with a collecting tank (4), the inner surface of the collecting tank (4) is fixedly connected with an electric water pump (5), the output end of the electric water pump (5) is fixedly connected with a water outlet pipe (10), the upper surface of the metal horizontal bottom plate (1) is fixedly connected with a rigid longitudinal connecting rod (3), and one end, far away from the metal horizontal bottom plate (1), of the rigid longitudinal connecting rod (3) is fixedly connected with a top plate (2);

the upper surface rotation of metal material horizontal bottom plate (1) is connected with down extension board (9), the upper surface fixedly connected with annular inelastic filter screen (8) of extension board (9), the upper surface fixedly connected with apron (7) of annular inelastic filter screen (8), the lower surface fixedly connected with motor (11) of roof (2), the output fixedly connected with gear (12) of motor (11), the upper surface fixedly connected with ring gear (14) of apron (7).

2. The drainage device for foundation pit construction according to claim 1, wherein the water outlet pipe (10) is made of hard materials, and the input end of the electric water pump (5) is fixedly connected with the water inlet pipe (6).

3. A drainage device for foundation pit construction according to claim 1, wherein the number of rigid longitudinal connecting rods (3) is plural and distributed in a ring shape, and a gap is formed between the rigid longitudinal connecting rods (3).

4. The drainage device for foundation pit construction according to claim 1, wherein the cover plate (7) is rotatably connected with the water outlet pipe (10), and the annular inelastic filter screen (8) is made of metal.

5. The drainage device for foundation pit construction according to claim 1, wherein the toothed ring (14) is meshed with the gear (12), and openings (13) are formed in the lower surfaces of the lower support plate (9) and the metal horizontal bottom plate (1).

6. The drainage device for foundation pit construction according to claim 1, wherein the electric water pump (5) and the motor (11) are connected to an external power source.

7. The drainage device for foundation pit construction according to claim 1, wherein a round hole (15) is formed in the upper surface of the top plate (2), and the round hole (15) is rotatably connected with the water outlet pipe (10).

8. A drainage device for foundation pit construction according to claim 2, wherein the water inlet pipe (6) is of flexible material.