CN219410941U

CN219410941U - Device for lowering down water pipe of foundation pit

Info

Publication number: CN219410941U
Application number: CN202320902688.7U
Authority: CN
Inventors: 郭少飞; 李慧慧; 苏有森; 舒军; 苏晓明; 司腾飞; 刘鋆博; 郭晓钰
Original assignee: China Railway Beijing Engineering Group Co Ltd
Current assignee: China Railway Beijing Engineering Group Co Ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-07-25
Anticipated expiration: 2033-04-20

Abstract

The application discloses device of dewatering pipe under foundation ditch falls relates to foundation ditch drainage technical field, and it is including setting up two access boards in dewatering well wellhead department and erect two the location section of thick bamboo on the access board, the location section of thick bamboo is provided with two, two the location section of thick bamboo is located respectively the both ends of access board, two fixedly connected with connecting rod between the location section of thick bamboo be provided with the board of falling of being used for placing the dewatering pipe between the location section of thick bamboo, the activity is provided with on the location section of thick bamboo and is used for supporting the rope of falling the board. The utility model has the effect of improving the problem that the manual work descends the downcomer and can't grasp deviation and be difficult to control and descend the speed and lead to the downcomer to descend inefficiency.

Description

Device for lowering down water pipe of foundation pit

Technical Field

The application relates to the technical field of foundation pit drainage, in particular to a device for lowering a water drainage pipe under a foundation pit.

Background

The excavation of foundation ditch needs to be carried out when carrying out all kinds of constructions, in order to be convenient for prevent the infiltration of foundation ditch domatic and basement, thereby keep the foundation ditch bottom dry and be convenient for construction, often can carry out precipitation engineering to the foundation ditch.

The foundation pit dewatering engineering is often required to excavate a dewatering well, and then a dewatering pipe is lowered into the dewatering well, so that the foundation pit is subjected to dewatering operation through the dewatering pipe and the dewatering well, and at present, the dewatering pipe is lowered manually in the foundation pit dewatering construction process.

When the manual work carries out the lowering of downcomer, because downcomer quality and volume are big, produce the deviation easily, and the speed of lowering is difficult to control, leads to the lowering inefficiency of downcomer.

Disclosure of Invention

In order to solve the problem that deviation cannot be mastered by manually lowering a water lowering pipe and lowering efficiency of the water lowering pipe is low due to difficulty in controlling lowering speed, the application provides a device for lowering the water lowering pipe in a foundation pit.

The device for lowering the water drainage pipe under the foundation pit adopts the following technical scheme:

the utility model provides a device of lowering down water pipe under foundation ditch, includes two butt strap of setting up in precipitation well mouth department and erects two the location section of thick bamboo on the butt strap, the location section of thick bamboo is provided with two, two the location section of thick bamboo is located respectively the both ends of butt strap, two fixedly connected with connecting rod between the location section of thick bamboo be provided with the board of lowering that is used for placing down water pipe between the location section of thick bamboo, the activity is provided with on the location section of thick bamboo and is used for supporting the rope of lowering down of board.

Through adopting above-mentioned technical scheme, when needing to drop down the downcomer in the precipitation well, place downcomer one end at the board face on the board of falling down, then drive the board through the rope of falling down and drive the downcomer and descend in the precipitation well, two location barrels are connected to the connecting rod this moment, two location barrels have avoided the relative slip on the butt strap as far as possible, thereby the stability of below downcomer has been improved, and the below speed through the rope of falling down is convenient for control the speed of falling down of downcomer, the deviation takes place for the position of falling down and need carry out the time delay period of falling down again has been avoided as far as possible, improve the problem that the manual work falls down the downcomer and can't grasp the deviation and be difficult to control the speed of falling down and lead to the inefficiency of falling down of downcomer.

Optionally, one end of the drop rope is wound and fixed on one of the positioning cylinders, and the other end extends to one side, far away from the dewatering well, of the other positioning cylinder.

Through adopting above-mentioned technical scheme, when the board is transferred to needs, the unset one end of rope is transferred along the slip of positioning tube outer wall to the messenger transfers board and downcomer and descends under the action of gravity, thereby the below speed of rope is transferred in the control of being convenient for, has avoided the downcomer to transfer the in-process to take place askew and need transfer again to delay the time limit for a project as far as possible, improves the manual work and transfers the problem that the downcomer can't grasp the deviation and is difficult to control transfer the speed and lead to the downcomer to transfer inefficiency.

Optionally, the unfixed end of the paying-off rope is wound around the corresponding positioning cylinder for a plurality of circles.

Through adopting above-mentioned technical scheme, the rope of transferring winds and establishes a plurality of circles on the positioning tube, on the one hand, has improved the frictional force of rope and positioning tube outer wall of transferring to be convenient for control down tub below speed, on the other hand has avoided the rope of transferring not hard up as far as possible and has led to down tub whereabouts, improves the manual work and transfers down tub unable deviation and be difficult to control down the problem that the speed leads to down tub's whereabouts inefficiency down.

Optionally, the rope of unreeling is provided with a plurality ofly, and a plurality of the rope of unreeling is followed the length direction interval of positioning section of thick bamboo is laid.

Through adopting above-mentioned technical scheme, a plurality of rope of putting down have improved the bearing strength to board and the downcomer of putting down, have improved the stability that the downcomer was put down.

Optionally, the board that the board of transferring is kept away from the downcomer is provided with two anticreep strips, two anticreep strips are located transfer board is followed the ascending both sides of location section of thick bamboo length.

Through adopting above-mentioned technical scheme, two anticreep strips are located and are transferred rope both sides and block down the rope, have avoided transferring rope to take place to sideslip and lead to breaking away from the board of transferring down in the process of transferring down as far as possible, have improved the stability degree of board of transferring down in the process of transferring down.

Optionally, be provided with the gib block that is used for leading down the downcomer on the board that descends, gib block and downcomer perisporium ligature are fixed and its one end that keeps away from the board that descends extends to the downcomer and keep away from the one end of board that descends.

Through adopting above-mentioned technical scheme, when needs increase the downcomer, carry out the direction through the gib block to the downcomer and consult to improve and the efficiency of downcomer adjustment position, improve the manual work and descend the downcomer and can't grasp the deviation and be difficult to control the problem that the speed of lowering leads to the downcomer to descend inefficiency.

Optionally, a plurality of anti-skidding grooves are arranged on the guide bar at intervals, and binding rings used for fixing the guide bar and the downcomer are embedded in the anti-skidding grooves.

Through adopting above-mentioned technical scheme, the ligature ring passes through anti-skidding groove and fixes the gib block on the downcomer, has avoided the ligature ring to take place to slide along downcomer length direction as far as possible and has led to gib block and downcomer to take place the dislocation, improves the manual work and descends the problem that the downcomer can't grasp deviation and be difficult to control and descend the speed and lead to the downcomer to descend inefficiency.

Optionally, two limiting grooves used for embedding the positioning cylinder are formed in the butt strap, and the outer wall of the positioning cylinder is attached to the inner wall of the limiting groove.

Through adopting above-mentioned technical scheme, the locating cylinder inlays and establishes in the spacing inslot of access panel to avoided two locating cylinders to slide on the access panel in step as far as possible and lead to the downcomer skew, improved the manual work and transferred down the problem that the downcomer can't grasp the deviation and be difficult to control and transfer the speed and lead to the downcomer to transfer inefficiency.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the down-flow pipe is required to be lowered into the dewatering well, one end of the down-flow pipe is placed on the upper plate surface of the lowering plate, then the lowering plate is driven by the lowering rope to drive the down-flow pipe to descend in the dewatering well, and the connecting rod is connected with the two positioning cylinders, so that the relative sliding of the two positioning cylinders on the lapping plate is avoided as much as possible, the stability of the down-flow pipe is improved, the lowering speed of the down-flow pipe is conveniently controlled by the lower speed of the lowering rope, the deviation of the lowering position of the down-flow pipe is avoided as much as possible, the re-lowering delay period is required, and the problems that the lowering efficiency of the down-flow pipe is low due to the fact that the deviation cannot be mastered by manually lowering the down-flow pipe and the lowering speed is difficult to control are solved;

2. the lowering rope is wound on the positioning cylinder for a plurality of circles, so that on one hand, the friction force between the lowering rope and the outer wall of the positioning cylinder is improved, the lower speed of the lowering pipe is conveniently controlled, on the other hand, the lowering of the lowering pipe caused by loosening of the lowering rope is avoided as much as possible, and the problems that the lowering efficiency of the lowering pipe is low caused by incapability of mastering deviation of a manual lowering pipe and difficulty in controlling the lowering speed are solved;

3. the binding ring is fixed the guide bar on the downcomer through the anti-skid groove, so that the problem that the deviation cannot be mastered by manually lowering the downcomer and the lowering efficiency of the downcomer is low due to difficulty in controlling the lowering speed is solved.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

Fig. 2 is a schematic structural view of a precipitation plate, anti-drop bar, rope, strap, positioning cylinder, connecting rod, guide bar and binding ring for displaying in an embodiment of the application.

Reference numerals: 1. a butt strap; 2. a positioning cylinder; 3. a connecting rod; 4. lowering the rope; 5. a guide bar; 6. binding rings; 7. lowering the plate; 8. an anti-falling bar; 9. an anti-skid groove; 10. a limit groove; 11. the communication hole.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-2.

The embodiment of the application discloses a device for lowering a water drainage pipe under a foundation pit. Referring to fig. 1, a device for lowering a water-lowering pipe of a foundation pit comprises two connection plates 1 arranged at a wellhead of the water-lowering well, wherein two limit grooves 10 are formed in the surface of the connection plates 1, two positioning cylinders 2 are arranged on the connection plates 1 in a supporting mode, outer walls at two ends of each positioning cylinder 2 are respectively embedded into the corresponding limit grooves 10 of the two connection plates 1, and the outer walls of the positioning cylinders 2 are attached to the inner walls of the limit grooves 10. Further, for being convenient for fix two positioning tube 2, fixedly connected with connecting rod 3 between two positioning tube 2, the both ends of connecting rod 3 wear to set for positioning tube 2 and weld on positioning tube 2, and connecting rod 3 is provided with two, and two connecting rods 3 are located positioning tube 2 both ends respectively. The butt strap 1 is set up to the plank, and the locating cylinder 2 is set up to the steel cylinder, and connecting rod 3 is set up to the reinforcing bar. A lowering plate 7 for placing a water fall pipe is arranged between the two positioning cylinders 2, the square area formed by surrounding the two connecting rods 3 and the two positioning cylinders 2 is placed on the lowering plate 7, the positioning cylinders 2 are movably provided with a lowering rope 4 for supporting the lowering plate 7, and the lowering rope 4 is arranged as a steel wire rope.

Referring to fig. 2, in the embodiment of the present application, one end of the drop string 4 is wound around and fixed to one of the positioning drums 2, and the other end extends to a side of the other positioning drum 2 away from the precipitation well. Further, the unfixed end of the paying-off rope 4 is wound around the positioning cylinder 2 corresponding to the unfixed end of the paying-off rope for a plurality of circles. In this embodiment of the application, the unfixed end of the paying-off rope 4 is set around the setting positioning cylinder 2 for two turns, and in other embodiments, according to the weight of the downcomer and the number of the paying-off ropes 4, the number of turns around which the paying-off ropes 4 are set can be adaptively adjusted to one turn or three turns, etc. The rope 4 winds and establishes a plurality of circles on the positioning tube 2, on the one hand, has improved the frictional force of rope 4 and positioning tube 2 outer wall down to the speed below the downcomer is convenient for control, on the other hand has avoided rope 4 to become flexible down and has led to the downcomer whereabouts as far as possible down.

In order to facilitate stable hanging of the two sides of the lowering plate 7, a plurality of lowering ropes 4 are arranged, and the plurality of lowering ropes 4 are distributed at intervals along the length direction of the positioning cylinder 2. In the embodiment of the application, two lowering ropes 4 are arranged, and the two lowering ropes 4 are respectively positioned on two sides of the lowering plate 7 along the length direction of the positioning barrel 2.

In other embodiments, two lowering ropes 4 are provided, and the two lowering ropes 4 are respectively wound on the two positioning cylinders 2 and one ends of the two lowering ropes are fixed with the lowering plate 7. When the lowering plates 7 are required to be driven to descend, the lowering ropes 4 on the two sides are driven to descend simultaneously.

Referring to fig. 2, in order to prevent the lowering rope 4 from moving sideways to be separated from the lowering plate 7 as much as possible, two anti-falling strips 8 are provided on the plate surface of the lowering plate 7 far away from the downcomer, and the two anti-falling strips 8 are located on two sides of the lowering plate 7 along the length direction of the positioning barrel 2. The lower plate 7 and the anti-drop strip 8 are integrally cast and formed by concrete, so that the lower plate 7 is smoothly lowered by the lower rope 4, and the corner of the lower rope 4, which is in contact with the lower plate 7, is set as a round corner.

In order to facilitate alignment of the plurality of downcomers, referring to fig. 2, a guide bar 5 for guiding the downcomers is fixed to the drop plate 7, and the guide bar 5 is fixed to the peripheral wall of the downcomers in a binding manner and extends from one end of the downcomers away from the drop plate 7 to one end of the downcomers away from the drop plate 7. In the embodiment of the present application, the guide strips 5 are provided as bamboo strips, and in other embodiments, the guide strips 5 may also be provided as long fiber reinforced composite strips, and the length direction of the fibers thereof is consistent with the length direction of the composite strips, such as long carbon fiber reinforced resin strips or glass fiber reinforced vertical strips.

In order to avoid dislocation of the guide strips 5 and the downcomer as much as possible, referring to fig. 2, the guide strips 5 are provided with two guide strips 5 which are respectively positioned at two sides of the downcomer, a plurality of anti-slip grooves 9 are arranged on the side surface of the guide strips 5 away from the downcomer at intervals, and binding rings 6 for fixing the guide strips 5 and the downcomer are embedded in the anti-slip grooves 9. The binding ring 6 is formed by winding anti-slip grooves 9 of two guide strips 5 at two ends of a steel wire and tightening and fixing the steel wire.

Further, in order to facilitate positioning of the downcomer on the drop plate 7, referring to fig. 2, a communicating hole 11 is provided on the drop plate 7, the opening of the communicating hole 11 near the downcomer is arranged in a stepped manner, the aperture of one end of the communicating hole 11 near the downcomer is consistent with the outer diameter of the downcomer, and the aperture size of the opening end of the communicating hole 11 far away from the downcomer is smaller than the outer diameter size of the downcomer.

The implementation principle of the device for lowering the water drainage pipe under the foundation pit is as follows: when the downcomer is required to be put into the dewatering well, the downcomer is firstly placed at the step of the communication hole 11 of the lowering plate 7, and then the lower part of the unfixed end of the lowering rope 4 is driven, so that the lowering plate 7 lowers relative to the lowering rope 4 under the action of gravity, the downcomer is lowered, the guide strips 5 are bundled on the outer wall of the downcomer, and when the downcomer is required to be added, the upper downcomer is positioned between the two guide strips 5 to align the downcomer below.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a device of lowering down water pipe under foundation ditch, its characterized in that: including setting up two access boards (1) and erect in precipitation well head department two location section of thick bamboo (2) on access board (1), location section of thick bamboo (2) are provided with two, two location section of thick bamboo (2) are located respectively the both ends of access board (1), two fixedly connected with connecting rod (3) between location section of thick bamboo (2), two be provided with between location section of thick bamboo (2) and be used for placing down board (7) of downcomer, the activity is provided with on location section of thick bamboo (2) and is used for supporting down rope (4) of putting down board (7).

2. The device for lowering a water-lowering pipe of a foundation pit according to claim 1, wherein: one end of the down rope (4) is wound and fixed on one of the positioning cylinders (2), and the other end of the down rope extends to one side, far away from the dewatering well, of the other positioning cylinder (2).

3. The device for lowering a water-lowering pipe of a foundation pit according to claim 2, wherein: one unfixed end of the paying-off rope (4) is wound around a plurality of circles of the positioning cylinder (2) corresponding to the unfixed end of the paying-off rope.

4. The device for lowering a water-lowering pipe of a foundation pit according to claim 1, wherein: the plurality of the paying-off ropes (4) are arranged at intervals along the length direction of the positioning cylinder (2).

5. The device for lowering a water-lowering pipe of a foundation pit according to claim 4, wherein: the plate surface of the descending plate (7) far away from the downcomer is provided with two anti-falling strips (8), and the two anti-falling strips (8) are positioned on two sides of the descending plate (7) along the length direction of the positioning cylinder (2).

6. The device for lowering a water-lowering pipe of a foundation pit according to claim 1, wherein: be provided with on the board (7) that drops and be used for carrying out guide bar (5) that leads to the downcomer, guide bar (5) are fixed with downcomer perisporium ligature and its one end that keeps away from the board (7) that drops extends to the downcomer and keep away from the one end of board (7) that drops.

7. The device for lowering a water-lowering pipe of a foundation pit according to claim 6, wherein: a plurality of anti-skid grooves (9) are formed in the guide strip (5) at intervals, and binding rings (6) used for fixing the guide strip (5) and the water fall pipe are embedded in the anti-skid grooves (9).

8. The device for lowering a water-lowering pipe of a foundation pit according to claim 1, wherein: two limiting grooves (10) used for embedding the positioning cylinder (2) are formed in the access board (1), and the outer wall of the positioning cylinder (2) is attached to the inner wall of the limiting groove (10).