CN215573203U

CN215573203U - Foundation pit dewatering water level control device

Info

Publication number: CN215573203U
Application number: CN202122113367.2U
Authority: CN
Inventors: 冯林; 刘帅
Original assignee: Hangzhou Urban Construction Foundation Engineering Co ltd
Current assignee: Hangzhou Urban Construction Foundation Engineering Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-18
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses a foundation pit dewatering water level control device, which comprises a base, wherein the base is a rectangular plate, the upper surface of the base is rotatably connected with rollers through hinged plates, the number of the hinged plates is two, the two hinged plates are symmetrically arranged on the upper surface of the base, the rollers are rotatably connected between the hinged plates, one end of a connecting steel rope is wound on the outer surface of each roller, and the other end of the connecting steel rope is fixedly connected with a water level monitoring device. And then the water level monitoring device is controlled to move in the observation well to detect the water level.

Description

Foundation pit dewatering water level control device

Technical Field

The utility model relates to the technical field of water level measuring equipment, in particular to a foundation pit dewatering water level control device.

Background

When the foundation pit dewatering construction is carried out in an urban building group, in order to ensure the safety of existing buildings, underground pipelines and other facilities outside the foundation pit, the water level of the existing buildings outside the foundation pit and underground pipelines must be ensured to be reduced within an allowable safety range. Therefore, a plurality of underground water level observation wells are often arranged outside the foundation pit and near the existing building to observe the underground water level. Once the underground water level is lowered below the safety line, the precipitation of the foundation pit is immediately stopped or underground water recharging treatment is carried out outside the foundation pit so as to ensure the safety of the existing building.

In the prior art, the water level is detected in real time by arranging the sensor inside the observation well, but the equipment is usually simple in structure, and the placement process of the sensor is difficult.

Therefore, the foundation pit precipitation water level control device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a foundation pit dewatering water level control device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a foundation pit dewatering water level control device comprises a base, wherein the base is a rectangular plate, the upper surface of the base is rotatably connected with two rollers through hinged plates, the number of the hinged plates is two, the two hinged plates are symmetrically arranged on the upper surface of the base, the rollers are rotatably connected between the hinged plates, one end of a connecting steel rope is wound on the outer surface of each roller, the other end of the connecting steel rope is fixedly connected with a water level monitoring device, the end surface of one hinged plate is provided with a positioning mechanism, the positioning mechanism comprises a fixed sleeve penetrating through the end surface of the hinged plate, the outer surface of one side of each roller, which is correspondingly close to the fixed sleeve, is fixedly connected with a rotating block, the rotating block is rotatably connected inside the fixed sleeve, the inner surface of the fixed sleeve is uniformly provided with fixed teeth, and the outer peripheral surface of the rotating block is uniformly provided with fixed holes, the inside of fixed orifices is equipped with fixed steel ball respectively, fixed steel ball with correspond be equipped with first spring respectively between the fixed orifices, the turning block is kept away from one side surface of running roller is equipped with the rectangular channel.

Preferably, keep away from one side of fixed sleeve the terminal surface sliding connection of articulated slab has the movable rod, the movable rod runs through the terminal surface of articulated slab, just the movable rod correspondence is kept away from the one end fixedly connected with control handle of running roller, the running roller with rotate between the movable rod and be connected.

Preferably, the outer peripheral surface of the movable rod is fixedly connected with a limiting plate, and a second spring is arranged between the limiting plate and the hinged plate.

Preferably, one end of the base is rotatably connected with a guide roller through a connecting plate.

Preferably, the base is provided with a cleaning mechanism corresponding to the lower end of the guide roller, the cleaning mechanism comprises a sleeve, the inner surface of the sleeve is in a conical arrangement, cleaning blocks are symmetrically arranged on the inner surface of the sleeve, the cleaning blocks are respectively connected to the inner surface of the sleeve in a sliding manner through sliding grooves and sliding blocks, third springs are respectively arranged between the sliding grooves and the corresponding sliding blocks, and the connecting steel rope penetrates through the sleeve through the guide roller.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a foundation ditch precipitation water level control device, through setting up the base, rotate through the articulated slab on the base and set up the running roller, connect the connection steel cable on the running roller, rotation through the running roller drives water level monitoring device and removes inside the inspection shaft, through setting up fixed sleeve, set up the turning block that links to each other with the running roller in the fixed sleeve, be provided with fixed tooth in the fixed sleeve, and set up on the turning block and fixed steel ball with fixed tooth matched with, thereby form the location between turning block and the fixed sleeve, make the running roller can not free rotation under water level monitoring device's weight, the running roller still can be controlled simultaneously, and then control water level monitoring device and remove inside the inspection shaft, detect the water level, the device simple structure, and convenient operation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is a schematic left-side sectional view of the present invention;

FIG. 4 is a schematic view of a right side cross-sectional structure of the positioning mechanism of the present invention;

FIG. 5 is a schematic top cross-sectional view of the cleaning mechanism of the present invention.

In the figure: 1. a base; 2. a hinge plate; 3. a roller; 4. connecting a steel rope; 5. fixing the sleeve; 6. rotating the block; 7. fixing teeth; 8. a fixing hole; 9. fixing the steel balls; 10. a first spring; 11. a rectangular groove; 12. a movable rod; 13. a control handle; 14. a limiting plate; 15. a second spring; 16. a connecting plate; 17. a guide roller; 18. a sleeve; 19. a cleaning block; 20. a chute; 21. a slider; 22. and a third spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a foundation pit precipitation water level control device comprises a base 1, as shown in figure 1, wherein the base 1 is a rectangular plate, the upper surface of the base 1 is rotatably connected with rollers 3 through hinged plates 2, the number of the hinged plates 2 is two, the two hinged plates 2 are symmetrically arranged on the upper surface of the base 1, the rollers 3 are rotatably connected between the hinged plates 2, one ends of connecting steel cables 4 are wound on the outer surfaces of the rollers 3, a water level monitoring device is fixedly connected to the other ends of the connecting steel cables 4, when the foundation pit precipitation water level control device is used, the base 1 is fixedly connected to the position near an observation well, the water level monitoring device extends into the observation well to detect the internal water level, an input type liquid level meter is selected as the water level monitoring device, the liquid level meter is connected with an external control box through a connecting wire to supply power and transmit signals to the external control box, and meanwhile, a warning lamp and other devices are arranged outside the observation well, the inspection well position is warned, the detected water level data can be uploaded to a cloud platform, and then the water level data can be monitored in real time through a terminal device, a positioning mechanism is arranged on the end face of the hinged plate 2 on one side, the positioning mechanism comprises a fixed sleeve 5 penetrating through the end face of the hinged plate 2, a rotating block 6 is fixedly connected to the outer surface of one side, corresponding to the roller 3, close to the fixed sleeve 5, the rotating block 6 is circular, the rotating block 6 is rotatably connected to the inside of the fixed sleeve 5, as shown in fig. 4, fixed teeth 7 are uniformly arranged on the inner surface of the fixed sleeve 5, fixed holes 8 are uniformly arranged on the outer peripheral surface of the rotating block 6, the fixed holes 8 are radially distributed by the axis of the rotating block 6, fixed steel balls 9 are respectively arranged inside the fixed holes 8, and first springs 10 are respectively arranged between the fixed steel balls 9 and the corresponding fixed holes 8, the first spring 10 enables the fixed steel ball 9 to be located at one end far away from the axis of the rotating block 6, one part of the fixed steel ball 9 is located inside the fixed tooth 7 under the action of the first spring 10, so that the rotating block 6 and the fixed sleeve 5 are located, when the roller wheel 3 is rotated forcibly, the fixed steel ball 9 can compress the first spring 10 under the action of stress, the fixed steel ball 9 retracts into the inside of the fixed hole 8, the fixed sleeve 5 and the rotating block 6 can rotate relatively, and a rectangular groove 11 is formed in one side surface, far away from the roller wheel 3, of the rotating block 6 and used for rotating the rotating block 6.

Specifically, a movable rod 12 is connected to the end surface of the hinged plate 2 at the side far away from the fixed sleeve 5 in a sliding way, the movable rod 12 penetrates through the end surface of the hinged plate 2, and one end of the movable rod 12, which is correspondingly far away from the roller 3, is fixedly connected with a control handle 13, the roller 3 is rotatably connected with the movable rod 12, so that the movable rod 12 is driven to slide relative to the hinged plate 2 by pulling the control handle 13, and then the roller 3 is driven to move between the two hinged plates 2, when the roller 3 is controlled to move and the rotating block 6 is driven to move out of the fixed sleeve 5, the roller 3 can freely rotate under the action of the gravity of the water level monitoring device, when the device is set, the water level monitoring device can fall freely in the observation well, and then the movable rod 12 is pushed, so that the rotating block 6 and the fixed sleeve 5 are positioned.

Specifically, the outer peripheral face fixedly connected with limiting plate 14 of movable rod 12, limiting plate 14 with be equipped with second spring 15 between the articulated slab 2, second spring 15 cover is established in the outside of movable rod 12, just second spring 15 makes movable rod 12 towards being close to the trend that fixed sleeve 5 direction removed makes under the normality rotating block 6 be in the complex state with fixed sleeve 5.

Specifically, one end of the base 1 is rotatably connected with a guide roller 17 through a connecting plate 16, as shown in fig. 2, after the device is set, the guide roller 17 is located at the top end of the observation well, and the connecting steel cable 4 bypasses the guide roller 17 and extends into the inside of the observation well.

Specifically, the base 1 is provided with a cleaning mechanism corresponding to the lower end of the guide roller 17, the cleaning mechanism includes a sleeve 18, the inner surface of the sleeve 18 is provided in a tapered shape, the inner surface of the sleeve 18 is symmetrically provided with cleaning blocks 19, the cleaning blocks 19 are respectively connected to the inner surface of the sleeve 18 by a sliding chute 20 and a sliding block 21 in a sliding manner, as shown in fig. 2, the inner diameter of the inner upper end of the sleeve 18 is smaller than the inner diameter of the lower end thereof, so that when the cleaning blocks 19 slide along the inner surface, the distance between two cleaning blocks 19 changes, the sliding chute 20 and the corresponding sliding block 21 are respectively provided with a third spring 22, the connecting steel cable 4 passes through the sleeve 18 through the guide roller 17, the sliding block 21 is located at the inner lower end of the corresponding sliding chute 20 under the action of the third spring 22, so that the distance between two cleaning blocks 19 is the largest, connect steel cable 4 to be located between two cleaning block 19, when connecting steel cable 4 downstream, cleaning block 19 keeps the stationary state, and when connecting steel cable 4 upward movement under the effect of running roller 3, make two cleaning block 19 upward movement under the frictional force effect, compress third spring 22, distance between two cleaning block 19 diminishes simultaneously, and then with connecting steel cable 4 in close contact with, scrape out the clearance to debris such as the soil dust of connecting steel cable 4 surface adhesion, the surface that two cleaning block 19 are relative is equipped with the recess that supplies connecting steel cable 4 to pass, and then make connecting steel cable 4 can not be under cleaning block 19's effect and unable upward movement.

The working principle is as follows: when the utility model is used, the base 1 is fixed near an observation well, the guide roller 17 is positioned at the top end of the observation well, the water level monitoring device extends into the observation well, the rod piece is inserted into the rectangular groove 11 to rotate the roller 3, the fixed steel ball 9 is partially positioned in the fixed tooth 7 under the action of the first spring 10, so as to position the rotating block 6 and the fixed sleeve 5, when the roller 3 is rotated by force, the fixed steel ball 9 can compress the first spring 10 under the action of stress, so that the fixed steel ball 9 is retracted into the fixed hole 8, further the fixed sleeve 5 and the rotating block 6 can rotate relatively, the rectangular groove 11 is arranged on one side surface of the rotating block 6 far away from the roller 3, so that the connecting steel rope 4 drives the water level monitoring device to descend in the observation well and move to a detection position, and when the water level monitoring device is positioned below, card east control handle 13, it removes to drive movable rod 12, movable rod 12 drives running roller 3, make turning block 6 break away from with fixed sleeve 5, thereby running roller 3 can free rotation under water level monitoring device action of gravity, thereby make water level monitoring device descend fast, when connecting steel cable 4 downstream, cleaning block 19 keeps the stationary state, and when connecting steel cable 4 during the rebound under the effect of running roller 3, make two cleaning block 19 rebound under the frictional force effect, compression third spring 22, distance between two cleaning block 19 diminishes simultaneously, and then with connecting 4 in close contact with of steel cable, scrape out the clearance to connecting 4 surperficial adnexed debris such as earth dust of steel cable.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a foundation ditch precipitation water level control device, includes base (1), its characterized in that: the base (1) is a rectangular plate, the upper surface of the base (1) is rotatably connected with rollers (3) through hinged plates (2), the number of the hinged plates (2) is two, the hinged plates (2) are symmetrically arranged on the upper surface of the base (1), the rollers (3) are rotatably connected between the hinged plates (2), one ends of connecting steel ropes (4) are wound on the outer surfaces of the rollers (3), a water level monitoring device is fixedly connected with the other ends of the connecting steel ropes (4), a positioning mechanism is arranged on the end surface of each hinged plate (2), the positioning mechanism comprises a fixed sleeve (5) penetrating through the end surface of each hinged plate (2), the rollers (3) are correspondingly close to rotating blocks (6) fixedly connected on the outer surface of one side of the fixed sleeve (5), and the rotating blocks (6) are rotatably connected inside the fixed sleeve (5), the internal surface of fixed sleeve (5) evenly is equipped with fixed tooth (7), the outer peripheral face of turning block (6) evenly is equipped with fixed orifices (8), the inside of fixed orifices (8) is equipped with fixed steel ball (9) respectively, fixed steel ball (9) and corresponding be equipped with first spring (10) respectively between fixed orifices (8), turning block (6) are kept away from a side surface of running roller (3) is equipped with rectangular channel (11).

2. A foundation pit dewatering water level control device as claimed in claim 1, wherein: keep away from one side of fixed sleeve (5) the terminal surface sliding connection of articulated slab (2) has movable rod (12), movable rod (12) run through the terminal surface of articulated slab (2), just movable rod (12) correspond and keep away from the one end fixedly connected with control handle (13) of running roller (3), running roller (3) with rotate between movable rod (12) and be connected.

3. A foundation pit dewatering water level control device as claimed in claim 2, wherein: the outer peripheral surface of the movable rod (12) is fixedly connected with a limiting plate (14), and a second spring (15) is arranged between the limiting plate (14) and the hinged plate (2).

4. A foundation pit dewatering water level control device as claimed in claim 3, wherein: one end of the base (1) is rotatably connected with a guide roller (17) through a connecting plate (16).

5. A foundation pit dewatering water level control device of claim 4, characterized in that: the lower end of the base (1) corresponding to the guide roller (17) is provided with a cleaning mechanism, the cleaning mechanism comprises a sleeve (18), the inner surface of the sleeve (18) is arranged in a conical shape, cleaning blocks (19) are symmetrically arranged on the inner surface of the sleeve (18), the cleaning blocks (19) are respectively connected to the inner surface of the sleeve (18) in a sliding mode through sliding chutes (20) and sliding blocks (21), third springs (22) are respectively arranged between the sliding chutes (20) and the corresponding sliding blocks (21), and the connecting steel rope (4) penetrates through the sleeve (18) through the guide roller (17).