CN220978082U - Simple well pipe lowering and installing device for dewatering well - Google Patents

Simple well pipe lowering and installing device for dewatering well Download PDF

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Publication number
CN220978082U
CN220978082U CN202323061334.3U CN202323061334U CN220978082U CN 220978082 U CN220978082 U CN 220978082U CN 202323061334 U CN202323061334 U CN 202323061334U CN 220978082 U CN220978082 U CN 220978082U
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China
Prior art keywords
well pipe
frame
installing device
supporting rod
ring
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CN202323061334.3U
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Chinese (zh)
Inventor
毛文斌
许凤廷
周景
容倩
刘淑芝
张炯
李佳谋
康丛利
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Hebei No2 Building Engineering Co ltd
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Hebei No2 Building Engineering Co ltd
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Abstract

The utility model discloses a simple dewatering well pipe lowering and installing device, which comprises an installing frame, wherein the installing frame can extend into a well pipe, one end of the installing frame is a conical extending end, and the other end of the installing frame is a lifting end; the hoisting end of the installation frame is fixedly provided with a belt rope for hoisting the installation frame, and the middle part of the installation frame is provided with a well pipe fixing part which is opened or closed by pulling the steel wire rope; the well pipe fixing part comprises at least three supporting rods, the outer ends of the supporting rods are hinged to the mounting frame, the inner ends of the supporting rods are connected with the steel wire ropes through pull rings, and the hinged points of the supporting rods are positions close to the outer end parts of the supporting rods and at a certain distance from the outer end parts; the well pipe fixing part also comprises a torsion spring for restoring the opened supporting rod to a closed state, the middle part of the torsion spring is of an annular structure sleeved on the supporting rod, and two ends of the torsion spring are wound on a torsion spring fixing frame fixed on the mounting frame; the utility model has simple structure and convenient and quick installation and use.

Description

Simple well pipe lowering and installing device for dewatering well
Technical Field
The utility model relates to a simple dewatering well pipe lowering and installing device, and belongs to the field of dewatering well pipe installation.
Background
In the field of building construction, a foundation pit in a region rich in underground water is generally subjected to dewatering by adopting a pipe well. The diving or bearing water inside and outside the foundation pit is extracted through the dewatering well, so that the water level inside and outside the foundation pit is reduced, the foundation soil is maintained to be dry and stable, the normal excavation operation of the foundation pit is facilitated, and the normal construction of the building foundation and the main structure is ensured. The dewatering well needs continuous dewatering in a certain period, and the dewatering can be stopped after the main structure of the building is capped, pouring of the post-pouring belt is completed and backfilling of the foundation is completed.
The dewatering well needs to be lowered and installed with the well pipe in the construction process, and the well pipe can play a role in protecting the inner side of the well wall and preventing the dewatering well from collapsing. The well pipe is mostly made of concrete, and the length of the well pipe is generally about 1 m. The prior operation is to install the well pipe in a descending way by adopting a steel wire rope to set up a cross-shaped installation sleeve. However, because the well pipe needs to be vertically lowered, 1) the cross-shaped mounting sleeve is only erected through the steel wire rope, the steel wire rope mounting sleeve is easily shifted in the lowering process, so that the well pipe is inclined and collided, and the well pipe made of concrete is broken; 2) When the well pipe is lowered, dislocation easily occurs between the upper well pipe and the lower well pipe, and the use is affected; 3) After the well pipe is lowered, the well pipe is easily moved in the process of taking down the cross-shaped installation sleeve erected by the steel wire rope, so that dislocation occurs between the two well pipes.
Disclosure of utility model
The utility model aims to solve the technical problems and provide a simple dewatering well pipe lowering and installing device which has simple structure and convenient installation, can firmly fix the well pipe in the well pipe lowering process, and can not cause collision or even crushing caused by the inclination of the well pipe; in addition, the utility model has an alignment structure, so that the upper well pipe can be aligned with the lower well pipe when the upper well pipe is lowered and installed, and the upper well pipe and the lower well pipe cannot be staggered; meanwhile, the utility model is convenient to take down, and the situation that the upper well pipe and the lower well pipe are dislocated due to movement in the taking down process can not occur.
In order to solve the technical problems, the utility model adopts the following technical scheme:
A simple dewatering well pipe lowering and installing device comprises an installing frame which can extend into a well pipe, wherein one end of the installing frame is a conical extending end, and the other end of the installing frame is a lifting end; the hoisting end of the installation frame is fixedly provided with a belt rope for hoisting the installation frame, and the middle part of the installation frame is provided with a well pipe fixing part which is opened or closed by pulling the steel wire rope;
the well pipe fixing part comprises at least three supporting rods, the outer ends of the supporting rods are hinged to the mounting frame, the inner ends of the supporting rods are connected with the steel wire ropes through pull rings, and the hinged points of the supporting rods are positions close to the outer end parts of the supporting rods and at a certain distance from the outer end parts;
The well pipe fixing part also comprises a torsion spring for recovering the opened supporting rod into a closed state, the middle part of the torsion spring is of an annular structure sleeved on the supporting rod, and two ends of the torsion spring are wound on a torsion spring fixing frame fixed on the mounting frame.
The technical scheme of the utility model is further improved as follows: the outer end of the supporting rod is a flat head.
The technical scheme of the utility model is further improved as follows: the supporting rod is an arc-shaped rod which is outwards bent and has a certain radian.
The technical scheme of the utility model is further improved as follows: the inner end of the supporting rod is provided with a circular ring, the connecting end of the steel wire rope is fixedly provided with a pull ring buckle, and the pull ring is respectively connected with the circular ring of the supporting rod and the pull ring buckle of the steel wire rope.
The technical scheme of the utility model is further improved as follows: the mounting frame is a square frame formed by fixing four supports through a cross-shaped support frame at the upper end and a cross-shaped support frame at the lower end, the lower end parts of the four supports are bent and fixed together to form a conical extending end, and a hanging ring for fixing the belt rope is arranged on the cross-shaped support frame at the upper end.
The technical scheme of the utility model is further improved as follows: the upper ends of the two brackets which are oppositely arranged on the mounting frame are bent and fixed together, the fixed position is provided with a circular hole, and the belt rope and the steel wire rope both penetrate through the circular hole.
The technical scheme of the utility model is further improved as follows: the middle part of mounting bracket is provided with and is annular articulated support ring, and the bracing piece articulates on articulated support ring.
The technical scheme of the utility model is further improved as follows: the support rod is hinged through a rotatable hinge ring sleeved on the hinge support ring, and clamping blocks with positioning function are respectively fixed on two sides of the hinge ring.
The technical scheme of the utility model is further improved as follows: the number of the supporting rods is four, and each supporting rod is respectively positioned between two brackets.
The technical scheme of the utility model is further improved as follows: the torsional spring fixing frame is of a square structure, the number of the torsional springs is four, and the torsional springs are respectively arranged on four sides of the torsional spring fixing frame.
By adopting the technical scheme, the utility model has the following technical progress:
The utility model has simple structure and convenient installation, can firmly fix the well pipe when the well pipe is lowered, and can not cause collision and collision breakage when the well pipe is inclined; the cone shape of the cone-shaped extending end ensures that the upper and lower well-saving pipes are easy to be positioned accurately; the maximum position of the conical extending end is almost the same as the inner diameter of the well pipe, so that the connection of the upper well pipe and the lower well pipe is favorably ensured not to generate dislocation, and the well body is ensured to be vertical; meanwhile, the utility model is convenient to take down, and the situation that the upper well pipe and the lower well pipe are dislocated due to movement in the taking down process can not occur.
Drawings
FIG. 1 is a schematic diagram of the structure of one embodiment of the present utility model;
FIG. 2 is a schematic view of an embodiment of the well tubular fastening part of the present utility model;
FIG. 3 is a schematic view of the structure of the support bar and torsion spring of the present utility model;
The device comprises a frame 1, a mounting frame 101, a support 2, a cross-shaped support frame, a belt rope 3, a lifting ring 4, a lifting ring 5, a steel wire rope 6, a hinged support ring 7, a clamping block 8, a hinged ring 9, a support rod 10, a pull ring 11, a pull ring buckle 12, a torsion spring 13 and a torsion spring fixing frame.
Detailed Description
The utility model provides a simple well pipe lowering and installing device for a dewatering well, which has the advantages of simple structure and convenience in installation, and can firmly fix the well pipe in the well pipe lowering process, and the situation that the well pipe is inclined to cause collision or even collision is avoided; in addition, the utility model has an alignment structure, so that the upper well pipe can be aligned with the lower well pipe when the upper well pipe is lowered and installed, and the upper well pipe and the lower well pipe cannot be staggered; meanwhile, the utility model is convenient to take down, and the situation that the upper well pipe and the lower well pipe are dislocated due to movement in the taking down process can not occur.
The utility model is further illustrated by the following examples:
As shown in fig. 1, the simple well pipe lowering and installing device for dewatering well comprises an installing frame 1 and a well pipe fixing part arranged in the middle of the installing frame 1.
The mounting frame 1 comprises four brackets 101, wherein the upper ends and the lower ends of the four brackets 101 are respectively provided with a cross-shaped supporting frame 2, and the four brackets 101 are fixed into a square frame through the cross-shaped supporting frames 2. The lower ends of the four brackets 101 are bent and fixed together to form a conical extending end, and in the well pipe installation process, the conical extending end can extend into the interior of the lower well pipe to play a role in positioning, and the well pipe and the lower well pipe which are installed can be prevented from being staggered.
A hanging ring 4 for fixing the belt rope 3 is arranged on the cross-shaped supporting frame 2 at the upper end, and the belt rope 3 is fixed on the hanging ring 4 for hanging the whole device. The upper ends of two supports 101 that mounting bracket 1 set up relatively are crooked fixed together to fixed position department is provided with the ring hole, and belt rope 3 and wire rope 5 all pass the ring hole, can guarantee that mounting bracket 1 is in vertical state when being lifted, can not crooked.
As shown in fig. 2 and 3, the well pipe fixing part includes not less than three support rods 9, and the number of the support rods 9 of the present embodiment is four. The middle part of mounting bracket 1 is provided with and is annular articulated support ring 6, and the outer end of bracing piece 9 articulates on articulated support ring 6, specifically articulates through the articulated ring 8 that can rotate that the cover was located on the articulated support ring 6, and the both sides of articulated ring 8 are fixed with fixture block 7 that plays the positioning effect respectively for bracing piece 9 can rotate along articulated ring 8. The hinge point of the support rod 9 is a position close to the outer end part of the support rod and at a certain distance from the outer end part, so that when the support rod 9 rotates upwards, the head part positioned outside the hinge point can extend out of the mounting frame 1 to prop against the inner wall of the well pipe. The well pipe is fixed by the jacking force of the four supporting rods 9.
Further, the outer end of the support rod 9 is a flat head, so that friction force with the concrete well pipe can be increased.
Further, the supporting rod 9 is an arc-shaped rod which is outwards bent to have a certain radian, so that the supporting effect of the supporting rod 9 when the well pipe is propped up is better.
The inner end of the supporting rod 9 is provided with a circular ring, the connecting end of the steel wire rope 5 is fixedly provided with a pull ring buckle 11, the pull ring 10 is respectively connected with the circular ring of the supporting rod and the pull ring buckle 11 of the steel wire rope, the opening or closing of the supporting rod can be realized through the pulling of the steel wire rope 5, the well pipe can be fixed during opening, and the well pipe can be detached during closing.
The well pipe fixing part further comprises a torsion spring 12 for restoring the opened supporting rod 9 to a closed state, the middle part of the torsion spring 12 is of an annular structure sleeved on the supporting rod 9, and two ends of the torsion spring 12 are wound on a torsion spring fixing frame 13 fixed on the mounting frame 1. The torsion spring fixing frame 13 of this embodiment has a square structure, the number of torsion springs 12 is four, and the torsion springs 12 are respectively installed on four sides of the torsion spring fixing frame 13, and one torsion spring 12 corresponds to one supporting rod 9.
The working process comprises the following steps:
When the well pipe is required to be installed, the conical extension end of the utility model extends into the well pipe, then the steel wire rope is tensioned to open the supporting rod, and at the moment, the head of the supporting rod is tightly propped against the inner wall of the middle part of the well pipe, so that the well pipe is fixed on the mounting frame. And then the belt rope is pulled up, and the well pipe is lifted up and lowered into the dewatering well. When contacting the well pipe below, the conical extending end of the mounting frame extends into the well pipe below, so that the positioning function is realized, and the well pipe below are not staggered. After the installation is finished, the steel wire rope is loosened, the supporting rod is closed under the action of the gravity of the supporting rod and the torsion spring, the well pipe is disassembled, and then the installation device is pulled out through the belt rope.

Claims (10)

1. A simple dewatering well pipe lowering and installing device is characterized in that: comprises a mounting frame (1) which can extend into a well pipe, one end of which is a conical extending end, and the other end of which is a lifting end; the hoisting end of the installation frame (1) is fixedly provided with a belt rope (3) for hoisting the installation frame (1), and the middle part of the installation frame (1) is provided with a well pipe fixing part which is opened or closed by pulling of a steel wire rope (5);
The well pipe fixing part comprises at least three support rods (9) with outer ends hinged to the mounting frame (1) and inner ends connected with the steel wire ropes (5) through pull rings (10), and the hinged points of the support rods (9) are positions close to the outer end parts of the support rods and at a certain distance from the outer end parts;
The well pipe fixing part also comprises a torsion spring (12) for recovering the opened supporting rod (9) to be in a closed state, the middle part of the torsion spring (12) is of an annular structure sleeved on the supporting rod (9), and two ends of the torsion spring are wound on a torsion spring fixing frame (13) fixed on the mounting frame (1).
2. The simple dewatering well casing lowering and installing device according to claim 1, wherein: the outer end part of the supporting rod (9) is a flat head.
3. The simple dewatering well casing lowering and installing device according to claim 1, wherein: the supporting rod (9) is an arc-shaped rod which is outwards bent and has a certain radian.
4. The simple dewatering well casing lowering and installing device according to claim 1, wherein: the inner end of the supporting rod (9) is provided with a circular ring, the connecting end of the steel wire rope (5) is fixed with a pull ring buckle (11), and the pull ring (10) is respectively connected with the circular ring of the supporting rod and the pull ring buckle (11) of the steel wire rope.
5. The simple dewatering well casing lowering and installing device according to claim 1, wherein: the mounting frame (1) is a square frame formed by fixing four supports (101) through a cross-shaped support frame (2) at the upper end and a cross-shaped support frame (2) at the lower end, the lower ends of the four supports (101) are bent and fixed together to form a conical extending end, and a hanging ring (4) for fixing the belt rope (3) is arranged on the cross-shaped support frame (2) at the upper end.
6. The simple dewatering well casing lowering and installing device according to claim 5, wherein: the upper ends of two supports (101) which are oppositely arranged on the mounting frame (1) are bent and fixed together, annular holes are formed in the fixed positions, and the belt ropes (3) and the steel wire ropes (5) penetrate through the annular holes.
7. The simple dewatering well casing lowering and installing device according to claim 5, wherein: the middle part of mounting bracket (1) is provided with and is annular articulated support ring (6), and bracing piece (9) articulates on articulated support ring (6).
8. The simple dewatering well casing lowering and installing device according to claim 7, wherein: the support rod (9) is hinged through a rotatable hinge ring (8) sleeved on the hinge support ring (6), and clamping blocks (7) with positioning function are respectively fixed on two sides of the hinge ring (8).
9. The simple dewatering well casing lowering and installing device according to claim 5, wherein: the number of the supporting rods (9) is four, and each supporting rod (9) is respectively positioned between two brackets (101).
10. The simple dewatering well casing lowering and installing device according to claim 9, wherein: the torsional spring fixing frames (13) are square structures, the number of the torsional springs (12) is four, and the torsional springs are respectively arranged on four edges of the torsional spring fixing frames (13).
CN202323061334.3U 2023-11-14 2023-11-14 Simple well pipe lowering and installing device for dewatering well Active CN220978082U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202323061334.3U CN220978082U (en) 2023-11-14 2023-11-14 Simple well pipe lowering and installing device for dewatering well

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202323061334.3U CN220978082U (en) 2023-11-14 2023-11-14 Simple well pipe lowering and installing device for dewatering well

Publications (1)

Publication Number Publication Date
CN220978082U true CN220978082U (en) 2024-05-17

Family

ID=91059233

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202323061334.3U Active CN220978082U (en) 2023-11-14 2023-11-14 Simple well pipe lowering and installing device for dewatering well

Country Status (1)

Country Link
CN (1) CN220978082U (en)

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