CN215441975U - Precipitation well casing installation positioner - Google Patents
Precipitation well casing installation positioner Download PDFInfo
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- CN215441975U CN215441975U CN202121072739.5U CN202121072739U CN215441975U CN 215441975 U CN215441975 U CN 215441975U CN 202121072739 U CN202121072739 U CN 202121072739U CN 215441975 U CN215441975 U CN 215441975U
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Abstract
The utility model discloses a well pipe mounting and positioning device for a precipitation well, which comprises a wood wedge block, a cement sand-free pipe and an auxiliary fixing frame, wherein the wood wedge block is provided with two iron wire holes; this novel precipitation well pipe installation positioner is with low costs, and the efficiency of construction is high, and maneuverability is strong, ensures that the well pipe from bottom to top is in the same direction as straight, well pipe interval is even all around, well pipe filter material filling thickness all around is unanimous, and easy operation is convenient, and the well completion rate improves greatly.
Description
Technical Field
The utility model relates to the technical field of constructional engineering, in particular to a positioning device for installing a dewatering well casing.
Background
Deep foundation pit dewatering relates to a plurality of trades such as water conservancy, subway, tunnel, and the most main key point of deep foundation pit excavation construction lies in foundation pit dewatering, and the good or bad direct influence of precipitation well construction safety, quality, cost and the progress of whole engineering construction. At present, the deep foundation pit excavation dewatering of hydraulic engineering mostly adopts tube well dewatering, and the tubular product generally adopts cement sand-free tubes. According to the traditional dewatering well, after a hole is formed, a simple fixed frame is adopted for well pipe installation to be matched with a steel wire rope for traction and slowly lowered to the well bottom, fine adjustment and correction are carried out by utilizing the steel wire rope and the fixed frame, the well pipe is located in the center of the well hole, when the well pipe is installed seriously and obliquely, the well pipe is lifted by adopting machines such as a crane and the like for adjustment, and the backfill of filter materials around the well pipe is carried out after the well pipe is placed in the middle. Because the precipitation well is relatively deep, the installation can not be guaranteed to be placed in the middle after each section of well pipe is spliced, the well pipe is easy to incline and is clung to the precipitation well wall, meanwhile, the traditional construction technology is relatively complex, the positioning control precision is poor, and the cost is increased due to the fact that machines and manpower are used more, and the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems and provide the well pipe mounting and positioning device for the dewatering well, which has the advantages of low cost, high construction efficiency, strong operability, capability of ensuring that the well pipes are straight from bottom to top, uniform intervals around the well pipes, consistent filling thickness of filter materials around the well pipes, simplicity and convenience in operation and greatly improved well forming rate.
In order to achieve the purpose, the technical scheme of the utility model is as follows: the utility model provides a precipitation well casing installation positioner, includes wooden voussoir, cement does not have sand pipe and supplementary mount, be equipped with two wire holes on the wooden voussoir, cement does not have sand pipe and establishes in supplementary mount, supplementary mount passes through wire rope and does not have sand pipe installation to precipitation well in with cement, wooden voussoir is established on the outer wall circumference of two upper and lower cement joints that do not have sand pipe, wooden voussoir passes through the iron wire and fixes wooden voussoir to the joint that cement does not have sand pipe in iron wire hole department, the outer wall that cement does not have sand pipe is equipped with the bamboo strip all around.
Preferably, the wooden wedge block is in a right triangle shape, wherein the upper long right-angle side of the wooden wedge block is attached to the joint of the upper cement sand-free pipe and the lower cement sand-free pipe.
Preferably, the number of the wood wedges is four, and the four wood wedges are positioned on two vertical diameters of the cement sand-free pipe.
Preferably, the bamboo strips and the wooden wedge blocks are sequentially arranged at intervals.
Preferably, the auxiliary fixing frame comprises a first supporting tube and a second supporting tube, a through hole is formed in the first supporting tube, the second supporting tube is inserted into the first supporting tube at the through hole and is fixed, a fixing sleeve is arranged on the first supporting tube, a rotating sleeve is arranged on the fixing sleeve, and a steel wire rope is wound on the rotating sleeve.
Preferably, the periphery of the cement sand-free pipe at the bottommost part is provided with a wooden wedge block and fixed through an iron wire, the steel wire rope is fixed to the bottom of the cement sand-free pipe at the bottommost part, and the cement sand-free pipe is placed down through the auxiliary fixing frame and the steel wire rope.
Preferably, conical piles are arranged on two sides of the bottom of the first supporting tube.
Preferably, when the cement sand-free pipe is placed downwards, the wooden wedge block is installed at the joint of every three sections of the cement sand-free pipe.
Preferably, the specification of the iron wire is 8#4.0 mm.
The utility model discloses a device for installing and positioning a well pipe of a precipitation well, which comprises a wood wedge block, a cement sand-free pipe and an auxiliary fixing frame, wherein the wood wedge block is provided with two iron wire holes; this novel precipitation well pipe installation positioner is with low costs, and the efficiency of construction is high, and maneuverability is strong, ensures that the well pipe from bottom to top is in the same direction as straight, well pipe interval is even all around, well pipe filter material filling thickness all around is unanimous, and easy operation is convenient, and the well completion rate improves greatly.
Drawings
FIG. 1 is a schematic structural diagram of a positioning device for installing dewatering well casing according to the present invention.
FIG. 2 is a schematic structural diagram of a wooden wedge block in the positioning device for installing dewatering well casing according to the present invention.
FIG. 3 is a schematic structural diagram of an auxiliary fixing frame in the positioning device for installing dewatering well casing according to the present invention.
Fig. 4 is a schematic structural view of the first supporting tube in the auxiliary fixing frame of the present invention.
In the figure: 1. a wooden wedge block; 2. iron wire holes; 3. a cement sand-free pipe; 4. iron wires; 5. iron wires; 6. a wire rope; 7. an auxiliary fixing frame; 71. a first support tube; 711. a through hole; 712. conical piles; 72. a second support tube; 73. fixing the sleeve; 74. the sleeve is rotated.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
Referring to fig. 1-4, a well casing installation and positioning device for a precipitation well comprises a wooden wedge block 1, a cement sand-free pipe 3 and an auxiliary fixing frame 7, wherein two iron wire holes 2 are formed in the wooden wedge block 1, the cement sand-free pipe 3 is arranged in the auxiliary fixing frame 7, the cement sand-free pipe 3 is installed in the precipitation well through a steel wire 6 by the auxiliary fixing frame 7, the wooden wedge block 1 is arranged on the circumference of the outer wall of the joint of the upper cement sand-free pipe 3 and the lower cement sand-free pipe 3, the wooden wedge block 1 fixes the wooden wedge block 1 to the joint of the cement sand-free pipe 3 at the iron wire holes 2 through iron wires 4, the number of the wooden wedge blocks 1 is four, the four wooden wedge blocks 1 are positioned on two vertical diameters of the cement sand-free pipe 3 to increase stability, the specification of the iron wires 5 is 8#4.0mm, bamboo strips 4 are arranged around the outer wall of the cement sand-free pipe 3, and are sequentially arranged at intervals with the wooden wedge blocks 1, the bamboo strips 4 also play a good positioning role.
As the preferred scheme, wooden voussoir 1 is right triangle, and wherein two cement sand-free pipe 3's junction about wooden voussoir 1 upper and lower long right-angle side laminating is convenient for cement sand-free pipe 3 and is fixed a position, prevents that cement sand-free pipe 3 from inclining.
As a preferred scheme, the auxiliary fixing frame 7 includes a first supporting pipe 71 and a second supporting pipe 72, a through hole 711 is provided on the first supporting pipe 71, the second supporting pipe 72 is inserted into the first supporting pipe 71 at the through hole 711 and is fixed, a fixing sleeve 73 is provided on the first supporting pipe 71, a rotating sleeve 74 is provided on the fixing sleeve 73, a steel wire rope 6 is wound on the rotating sleeve 74, tapered piles 712 are provided on two sides of the bottom of the first supporting pipe, and during use, the tapered piles 712 are inserted into the ground around the wellhead of the dewatering well to place the auxiliary fixing frame 7 to be shifted, thereby affecting positioning.
As a preferred scheme, the periphery of the cement sand-free pipe 3 at the bottommost part is provided with the wooden wedge blocks 1 and fixed through the iron wires 5, the steel wire rope 6 is fixed to the bottom of the cement sand-free pipe 3 at the bottommost part, the cement sand-free pipe 3 is slowly lowered through the auxiliary fixing frame 7 and the steel wire rope 6, and when the cement sand-free pipe 3 is lowered, the wooden wedge blocks 1 are installed at the joints of every three sections of the cement sand-free pipe 3.
The novel device for installing and positioning the dewatering well casing is characterized in that two cement sand-free pipes 3 which are adjacent up and down are positioned through the wooden wedge blocks 1, and are fixed through the iron wires 5 after positioning, so that the upper cement sand-free pipe 3 and the lower cement sand-free pipe 3 can be completely matched, the dewatering well casing is vertically arranged, when the cement sand-free pipes 3 are placed down, the dewatering well casing is slowly placed through the steel wire rope 6, and when the dewatering well casing is placed down, the wooden wedge blocks 1 and the bamboo strips 4 are arranged around; the well pipe mounting and positioning device for the dewatering well is low in cost, high in construction efficiency and strong in operability, ensures that the well pipes are straight from bottom to top, the intervals around the well pipes are uniform, the filling thickness of filter materials around the well pipes is consistent, is simple and convenient to operate, and greatly improves the well forming rate.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.
Claims (9)
1. The utility model provides a precipitation well casing installation positioner which characterized in that: including wooden voussoir, cement does not have sand pipe and supplementary mount, be equipped with two wire holes on the wooden voussoir, cement does not have sand pipe and establishes in supplementary mount, supplementary mount passes through wire rope and does not have sand pipe with cement and installs to the precipitation well in, wooden voussoir is established on the outer wall circumference of the junction of two cement does not have sand pipe from top to bottom, wooden voussoir passes through the iron wire and fixes wooden voussoir to the junction of cement does not have sand pipe in wire hole department, the outer wall that cement does not have sand pipe is equipped with the bamboo strip all around.
2. The well pipe installation positioning device for dewatering wells according to claim 1, wherein: the wooden wedge block is in a right-angled triangle shape, wherein the upper long right-angled side of the wooden wedge block is attached to the joint of the upper cement sand-free pipe and the lower cement sand-free pipe.
3. The well pipe installation positioning device for dewatering wells according to claim 2, wherein: the number of the wooden wedge blocks is four, and the four wooden wedge blocks are positioned on two vertical diameters of the cement sand-free pipe.
4. The well pipe installation positioning device for dewatering wells according to claim 1, wherein: the bamboo strips and the wooden wedge blocks are arranged at intervals in sequence.
5. The well pipe installation positioning device for dewatering wells according to claim 1, wherein: the auxiliary fixing frame comprises a first supporting pipe and a second supporting pipe, a through hole is formed in the first supporting pipe, the second supporting pipe is inserted into the first supporting pipe at the through hole and fixed, a fixing sleeve is arranged on the first supporting pipe, a rotating sleeve is arranged on the fixing sleeve, and a steel wire rope is wound on the rotating sleeve.
6. The well pipe installation positioning device for dewatering wells according to claim 1, wherein: the periphery of the bottommost cement sand-free pipe is provided with wooden wedge blocks and fixed through iron wires, the steel wire ropes are fixed to the bottom of the bottommost cement sand-free pipe, and the cement sand-free pipe is placed down through the auxiliary fixing frame and the steel wire ropes.
7. The well pipe installation positioning device for dewatering wells according to claim 5, wherein: and conical piles are arranged on two sides of the bottom of the first supporting pipe.
8. The well pipe installation positioning device for dewatering wells according to claim 6, wherein: and when the cement sand-free pipe is placed downwards, the wooden wedge blocks are arranged at the joints of every three sections of the cement sand-free pipe.
9. The well pipe installation positioning device for dewatering wells according to claim 1, wherein: the specification of iron wire is 8#4.0 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121072739.5U CN215441975U (en) | 2021-05-18 | 2021-05-18 | Precipitation well casing installation positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121072739.5U CN215441975U (en) | 2021-05-18 | 2021-05-18 | Precipitation well casing installation positioner |
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| Publication Number | Publication Date |
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| CN215441975U true CN215441975U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121072739.5U Active CN215441975U (en) | 2021-05-18 | 2021-05-18 | Precipitation well casing installation positioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434351A (en) * | 2022-09-28 | 2022-12-06 | 山西冶金岩土工程勘察有限公司 | Construction system and construction method of open type foundation pit dewatering well |
-
2021
- 2021-05-18 CN CN202121072739.5U patent/CN215441975U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434351A (en) * | 2022-09-28 | 2022-12-06 | 山西冶金岩土工程勘察有限公司 | Construction system and construction method of open type foundation pit dewatering well |
| CN115434351B (en) * | 2022-09-28 | 2024-05-10 | 山西冶金岩土工程勘察有限公司 | Construction system and construction method of open foundation pit dewatering well |
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