CN113789800B

CN113789800B - Precipitation well structure

Info

Publication number: CN113789800B
Application number: CN202111206360.3A
Authority: CN
Inventors: 谢雨川; 金从现; 郑建华; 池信在; 刘炎
Original assignee: Shenzhou Construction Group Co ltd
Current assignee: Shenzhou Construction Group Co ltd
Priority date: 2021-10-16
Filing date: 2021-10-16
Publication date: 2022-11-01
Anticipated expiration: 2041-10-16
Also published as: CN113789800A

Abstract

The application discloses precipitation well structure, relate to the technical field of building engineering, it is including offering the well bore on ground and inserting the well casing in the well bore, well casing top periphery side cover is equipped with the installation cover, the periphery side rotating sleeve of installation cover is equipped with the adapter sleeve, the adapter sleeve top is provided with the storage fill that is used for storing the filter material, the storage fill bottom is provided with the output tube, set up the connecting hole that supplies the output tube to pass the adapter sleeve downwards on the adapter sleeve, the adapter sleeve slides from top to bottom and is provided with the spliced pole, the spliced pole bottom is provided with the smoothing board that is used for smoothing the interior discharge filter material of output tube, the installation cover is provided with the control assembly who is used for control spliced pole cunning when encircleing the well casing motion, the adapter sleeve is provided with the fixed subassembly that is used for the fixed connection pole after the spliced pole cunning, adapter sleeve periphery side is provided with the rotation of drive adapter sleeve and makes the smoothing board follow and smooth the column of stirring of the filter material of discharging from the output tube. The problem that filter materials are not uniformly filled can be improved.

Description

Precipitation well structure

Technical Field

The application relates to the technical field of building engineering, in particular to a dewatering well structure.

Background

In the excavation process of the foundation pit, in order to reduce the possibility of foundation pit collapse caused by underground water, a dewatering well is usually arranged in the excavation process of the foundation pit and is used for reducing the water level of the underground water.

At present, the chinese utility model patent of announcing well for CN207619996U discloses a precipitation well structure, include: a wellbore and an inner wall assembly disposed within the wellbore. The unilateral gap between the inner wall component and the well hole is 120-180 mm, gravel filter materials are backfilled in the gap, the grain size of the gravel filter materials is 2-5 mm, and the gravel filter materials and the ground are plugged by clay with the thickness of at least 1.5 m.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the filter material is filled, the filter material is usually shoveled into the well hole manually, so that the filter material in the well hole is easily filled unevenly, and the filtering effect is influenced.

Disclosure of Invention

In order to improve the inhomogeneous problem of filter material packing, this application provides a precipitation well structure.

The application provides a precipitation well structure adopts following technical scheme:

the utility model provides a dewatering well structure, is including offering the well bore on ground and inserting the well casing in the well bore, well casing top periphery side cover is equipped with the installation cover, the rotatory cover of periphery side of installation cover is equipped with the adapter sleeve, the adapter sleeve top is provided with the storage fill that is used for storing the filter material, the storage is fought the bottom and is provided with the output tube that supplies the filter material to discharge, set up the connecting hole that supplies the output tube to pass the adapter sleeve downwards on the adapter sleeve, the adapter sleeve slides from top to bottom and is provided with the spliced pole, the spliced pole bottom is provided with and is used for smoothing the smoothing board of discharging the filter material in the output tube, the installation cover is provided with the adapter sleeve and is used for controlling the spliced pole gradually upwards gliding control assembly when encircling the well casing motion, the adapter sleeve is provided with the fixed subassembly that is used for the fixed connection pole after the spliced pole upwards slides, adapter sleeve periphery side is provided with the rotatory lining board that makes to smooth the stirring post of smoothing from the output tube discharging filter material of drive adapter sleeve.

Through adopting above-mentioned technical scheme, earlier set up the wellhole subaerial during the construction, put into the wellhole with the well casing after laying the one deck grit in the wellhole bottom again, establish the top at the well casing with the installation cover after that, shovel into the filter material in toward the storage hopper again, it is rotatory to drive the adapter sleeve through stirring the post simultaneously, make the output tube pack the filter material in the wellhole through the output tube when surrounding the well casing motion, make the even degree of packing of filter material promote, and smooth the board and can smooth the filter material among the filter material filling process, further promote the even degree of packing of filter material, smooth dull and stereotyped upper and lower height upwards improves under control assembly's control gradually, make smooth dull and stereotyped upper and lower height can adapt to the change of filter material thickness.

Optionally, the control assembly includes the lift plate and promotes the piece, the lift plate sets up in installation cover bottom periphery side, the lift plate upwards extends along circumference orbit and slope, the adapter sleeve offers the gliding groove that slides of lift plate of confession when rotatory, promote the piece have a plurality ofly and even interval setting from top to bottom in spliced pole orientation installation cover one side, promote the piece and slide in promoting the board top.

Through adopting above-mentioned technical scheme, promote the piece during use and slide at the lift plate top, can drive the spliced pole and upwards slide, promote and pacify dull and stereotyped upper and lower height.

Optionally, the lifting block is a hemispherical structure.

Through adopting above-mentioned technical scheme, the promotion piece is hemispherical structure, reduces the resistance that the promotion piece slided and meets when promoting the board top.

Optionally, the fixed subassembly includes fixed block and sliding block, the adapter sleeve is seted up and is supplied the spliced pole to slide the slide opening that passes from top to bottom, the slide opening communicates with the sliding groove mutually, the mounting groove has been seted up on the relative both sides lateral wall of slide opening respectively, the fixed block has two and fixes respectively on two mounting grooves lateral wall in opposite directions, the sliding block has two sets ofly and sets up respectively on the spliced pole and moves to mounting groove one side cell wall, every group the sliding block has a plurality ofly and even interval setting from top to bottom, the sliding block upwards supports the sliding block by lower supreme slip and fixed block.

Through adopting above-mentioned technical scheme, the sliding block can upwards slide during the use, is supported by the fixed block when the sliding block lapse simultaneously, is favorable to restricting the spliced pole lapse.

Optionally, the spliced pole comprises the multistage cylinder, the accommodation hole that runs through to the cylinder outside downwards is seted up to cylinder top intermediate position, the cylinder internal rotation is provided with and is located the installation piece near accommodation hole bottom drill way, the cylinder is provided with the erection column, erection column swivelling joint is fixed in the accommodation hole and bottom the installation piece top, the erection column top is salient outside the accommodation hole, erection column top symmetry articulates there is the fixed plate, the erection column is provided with the torsional spring that the drive fixed plate upwards overturns, the erection column is provided with the restriction piece, the fixed plate upset to with the fixed column looks perpendicular time with restriction piece looks butt, the inserted groove that supplies next adjacent erection column male is seted up to the erection block bottom, the draw-in groove that supplies the fixed plate card to go into is seted up to the lateral cell wall of inserted groove, the draw-in groove extends and the fixed plate slides in the draw-in groove along the circumference orbit, the separation groove that supplies the fixed plate roll-off is seted up to draw-off bottom cell wall of draw-in groove, the cylinder is provided with the setting element that is used for the location when adjacent cylinder connects.

Through adopting above-mentioned technical scheme, the spliced pole comprises the cylinder of multistage, and after the spliced pole upwards slided the protrusion adapter sleeve certain length, can dismantle the cylinder of bulge and take off, reduce the junction protrusion length and too long cause the possibility of hindrance to the adapter sleeve rotation.

Optionally, the locating piece is a locating column, the locating column has a plurality of and sets up in the cylinder top, the cylinder bottom is seted up and is used for supplying the next reference column male constant head tank of adjacent cylinder.

Through adopting above-mentioned technical scheme, the reference column inserts in the constant head tank during use, can play the positioning action when two cylinders are connected, hinders the possibility that the rotation appears between two cylinders simultaneously.

Optionally, the output pipe is of a hose structure.

Through adopting above-mentioned technical scheme, the output tube is hose construction, can produce certain deformation, makes things convenient for the filter material to get into, reduces the possibility that the filter material is blockked up in the output tube.

Optionally, the output tube is kept away from the position that the storage fill just is close to the well casing and is articulated to have a drive post, installation cover bottom is provided with the collar, the periphery side of collar is provided with the drive block along the even interval of circumferencial direction, the drive block is kept away from well casing one side and is the arc convex surface structure, the drive post slides in the drive block and keeps away from well casing one side, the adapter sleeve is provided with the drive post and keeps sliding in the elastic component of collar.

Through adopting above-mentioned technical scheme, the drive column slides when the drive block is used and can drive the output tube towards keeping away from well casing direction for the output tube swing makes the filter material in the output tube produce the wriggling on the one hand, makes things convenient for the filter material to discharge, and on the other hand increases the scope that the filter material was filled, promotes the even degree that the filter material was filled to a certain extent.

Optionally, the elastic element is a driving spring, a support column extending downward is arranged at the bottom of the connection sleeve, a through hole through which the driving column can slide is formed in the support column, a stop block is arranged at a position, close to the output tube, on the outer peripheral side of the driving column, the driving spring is sleeved on the outer peripheral side of the driving column, one end of the driving spring abuts against one side, close to the output tube, of the stop block, and the other end of the driving spring abuts against the support column.

By adopting the technical scheme, when the driving device is used, the driving spring is elastically released to drive the driving column to move towards the well pipe, so that the driving column can be kept in the state of sliding on the mounting ring and the driving block.

In summary, the present application includes at least one of the following advantages:

1. during construction, the connecting sleeve rotates to drive the output pipe to move around the well pipe, so that the output pipe relatively uniformly fills the filter material in the discharge hopper into the well hole, and meanwhile, the filled filter material is smoothed by the smoothing plate, and the uniformity of the filter material is further improved;

2. the adapter sleeve is through the swing of drive post drive output tube during rotation for the filter material in the output tube can produce the wriggling, is favorable to the more smooth and easy output tube that breaks away from of filter material, can change the mouth of pipe orientation of output tube through the swing simultaneously, increases the scope that the filter material can cover, promotes the even degree of filling of filter material to a certain extent.

Drawings

FIG. 1 is a schematic diagram of the external structure of an embodiment of the present application;

FIG. 2 is a schematic diagram of the internal structure of an embodiment of the present application;

FIG. 3 is an enlarged schematic view of section A of FIG. 2;

FIG. 4 is a schematic view of an embodiment of the present application showing a lifting block and a lifting plate;

FIG. 5 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 2 illustratingbase:Sub>A connection structure betweenbase:Sub>A slider andbase:Sub>A fixed block;

FIG. 6 is a schematic diagram of a column structure embodied in an embodiment of the present application;

fig. 7 is an enlarged schematic view of a portion B of fig. 6.

Reference numerals: 1. a wellbore; 2. a well pipe; 3. installing a sleeve; 301. a support ring; 4. connecting sleeves; 401. a lifting groove; 5. a storage hopper; 6. an output pipe; 7. connecting holes; 8. connecting columns; 801. a cylinder; 9. a control component; 901. a lifting plate; 902. a lifting block; 10. flattening the plate; 11. a fixing assembly; 111. a fixed block; 112. a slider; 12. shifting the column; 13. a sliding groove; 14. a slide hole; 15. mounting grooves; 16. a receiving hole; 17. mounting a block; 171. a power spring; 18. mounting a column; 19. a fixing plate; 20. a torsion spring; 21. a limiting block; 22. inserting grooves; 23. a card slot; 24. a disengagement groove; 25. a positioning column; 26. positioning a groove; 27. a stopper; 28. a drive column; 29. a mounting ring; 30. a drive block; 31. a drive spring; 32. a support column; 321. and (5) perforating holes.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses precipitation well structure. Referring to fig. 1, the dewatering well structure comprises a well hole 1 which is opened on the ground and a well pipe 2 which is inserted into the well hole 1, wherein a layer of sand is laid on the bottom of the well hole 1 during construction, and then the well pipe 2 is inserted into the well hole 1, so that the bottom of the well pipe 2 abuts against the sand on the bottom of the well hole 1.

Referring to fig. 1, the mounting sleeve 3 is fixedly sleeved on the outer periphery of the top of the well pipe 2, and a certain friction force is generated between the inner wall of the mounting sleeve 3 and the outer wall of the well pipe 2, so that the possibility of rotation of the mounting sleeve 3 can be reduced. The top of the mounting sleeve 3 is fixedly connected with a support ring 301, when the mounting sleeve 3 is sleeved on the well casing 2, the bottom of the support ring 301 is abutted against the top of the well casing 2, and the possibility of downward sliding when the mounting sleeve 3 bears heavy weight can be reduced.

Referring to fig. 1 and 2, a connecting sleeve 4 is sleeved on the outer peripheral side of the mounting sleeve 3, the connecting sleeve 4 and the mounting sleeve 3 form a rotary connection through a bearing, and the bearing is located at a position close to the top of the connecting sleeve 4. The top of the connecting sleeve 4 is fixedly connected with a storage hopper 5 through welding, the top of the storage hopper 5 is open, and a discharge hole is formed in the bottom. The top of the connecting sleeve 4 is provided with a connecting hole 7 which is aligned with the discharge hole and downwardly penetrates out of the connecting sleeve 4, the bottom of the storage hopper 5 is fixedly connected with an output pipe 6 which is communicated with the discharge hole, the output pipe 6 downwardly extends to a position between the outer wall of the well pipe 2 and the hole wall of the well hole 1 through the connecting hole 7, and the output pipe 6 can be of a hose structure made of rubber. In use, the filter material is scooped into the storage hopper 5 and then transported down the well bore 1 through the outlet pipe 6. The column 12 is stirred to the position fixedly connected with that the connecting hole 7 is kept away from to the periphery side of adapter sleeve 4, drives adapter sleeve 4 rotatory through stirring column 12 during the use for output tube 6 can encircle well casing 2 along the circumference orbit and input the filter material in the wellhole 1, tentatively promotes the even degree that the filter material was filled.

Referring to fig. 2 and 3, a sliding hole 14 penetrating downwards to the outside of the connecting sleeve 4 is formed in the connecting sleeve 4 at a position close to the storage hopper 5, a connecting column 8 in a long-strip square column shape is arranged on the connecting sleeve 4, and the connecting column 8 slides up and down in the sliding hole 14. The bottom of the connecting column 8 is fixedly connected with a flattening plate 10 through a screw, the length of the connecting column 8 is long, and in an initial state, the flattening plate 10 can be close to gravels paved at the bottom of the well hole 1. Connecting sleeve 4 is provided with fixed subassembly 11 for the state of fixed connection post 8, when stirring 12 drive connecting sleeves 4 rotations of post, the filter material of output tube 6 transmission falls in 1 bottoms of wellhole to 1 interior wellhole, smooths flat board 10 and follows the back and smooths the filter material of 1 bottoms of wellhole after that, makes the even degree that the filter material was laid promote.

Referring to fig. 3 and 4, the fixing assembly 11 includes a fixing block 111 and a sliding block 112, the fixing block 111 and the sliding block 112 may be made of a stainless steel material with certain elasticity, and end surfaces of the fixing block 111 and the sliding block 112 are respectively in a right triangle structure. The side surfaces of the two opposite sides of the sliding hole 14 are communicated with mounting grooves 15, the two fixing blocks 111 are respectively fixed on the side walls of the two opposite sides of the two mounting grooves 15, the side surfaces of the inclined edges of the two fixing blocks 111 are downwards arranged and face the connecting column 8, two groups of sliding blocks 112 are respectively arranged on one side, facing the fixing blocks 111, of the connecting column 8, each group of sliding blocks 112 are arranged at intervals uniformly from top to bottom, and the side surfaces of the inclined edges of the sliding blocks 112 are upwards arranged and correspond to the side surfaces of the inclined edges of the fixing blocks 111. Connecting column 8 can upwards slide in slide opening 14 during the use, drive sliding block 112 and slide in mounting groove 15, make the mutual sliding contact of hypotenuse place side of fixed block 111 and sliding block 112, when connecting column 8 stopped sliding, connecting column 8 slided downwards under the action of gravity, fixed block 111 top right-angle side butt is at sliding block 112 bottom right-angle side place face this moment, make fixed block 111 upwards support sliding block 112, reduce the downward gliding possibility of connecting column 8.

Referring to fig. 2 and 3, a mounting ring 29 is fixedly connected to the bottom of the mounting sleeve 3, a plurality of driving blocks 30 are fixedly connected to the outer peripheral side of the mounting ring 29, the driving blocks 30 are uniformly arranged at intervals along the circumferential direction, a certain distance is reserved between every two adjacent driving blocks 30, the top end surface of each driving block 30 is of a semicircular structure, and the arc convex surface side of each driving block 30 faces to the side far away from the well pipe 2. The output pipe 6 is far away from the storage hopper 5 and is provided with the drive column 28 near the position of well casing 2 in an articulated manner, the bottom fixedly connected with support column 32 of connecting sleeve 4 has seted up through hole 321 on the support column 32, and the drive column 28 passes through hole 321 and extends until being close to the collar 29 towards well casing 2 direction. The driving column 28 is fixed with a stop 27 on the outer circumference symmetrically, and the stop 27 is positioned between the supporting column 32 and the mounting ring 29. The driving spring 31 is sleeved on the outer periphery of the driving column 28, one end of the driving spring 31 abuts against one side of the stop 27 close to the output pipe 6, and the other end abuts against the supporting column 32. The side of the driving column 28 remote from the output pipe 6 is fixedly connected with a sliding block with a hemispherical structure, and in an initial state, when the driving spring 31 is elastically released, the driving column 28 is driven to move towards the mounting ring 29, so that the sliding block is abutted on the outer peripheral side of the mounting ring 29 between two adjacent driving blocks 30, and at the moment, the output pipe 6 swings towards the well pipe 2. When the connecting sleeve 4 rotates, the sliding block slides on the outer peripheral side of the mounting ring 29 until the sliding block gradually slides to the arc-shaped convex surface of the driving block 30 after approaching the driving block 30, when the sliding block slides to the arc-shaped convex surface of the driving block 30, the driving column 28 moves towards the direction away from the well pipe 2 firstly and then moves towards the direction close to the well pipe 2, the mouth of the output pipe 6 can be driven to swing, the filter material in the output pipe 6 can be better discharged when the output pipe 6 moves, and meanwhile, the uniformity of the filter material when the filter material falls to the bottom of the well hole 1 can be improved to a certain degree by changing the orientation of the mouth of the output pipe 6.

Referring to fig. 2 and 4, the mounting sleeve 3 is provided with a control component 9 for controlling the connecting column 8 to gradually slide upwards, so that the position of the smoothing plate 10 can be lifted upwards after the thickness of the filling filter material is increased, and the state of smoothing subsequent filter materials is kept.

Referring to fig. 2 and 4, the control assembly 9 includes a lifting plate 901 and a lifting block 902, the lifting block 902 is a hemispherical structure, the lifting block 902 has a plurality of lifting blocks 902 fixed on one side of the connecting column 8 close to the well casing 2 at uniform intervals, and the sliding blocks 112 are located on two side walls adjacent to the side wall where the lifting block 902 is located. The hole wall of one side of the sliding hole 14 close to the well pipe 2 is communicated with a lifting groove 401 which penetrates through the top and the bottom of the connecting sleeve 4 along the vertical direction, and the lifting block 902 slides up and down in the lifting groove 401.

Referring to fig. 4 and 5, a lifting plate 901 is fixed on the bottom periphery of the mounting sleeve 3, the lifting plate 901 extends obliquely upward and along a circumferential path, and the length of the lifting plate 901 is less than half of the circumferential length of the mounting sleeve 3. The bottom of the connecting sleeve 4 is provided with a sliding groove 13, the sliding groove 13 extends along the circumferential direction, and the sliding groove 13 is communicated with the lifting groove 401 and has partial areas overlapped with each other. When the lifting plate 901 slides in the sliding groove 13 during use, and the lifting block 902 can slide up from the side with the lower vertical height of the lifting plate 901 to the side with the higher vertical height of the lifting plate 901, so that the lifting block 902 slides on the top of the lifting plate 901 to drive the connecting column 8 to slide up, and when the lifting block 902 is separated from the lifting plate 901, the fixing block 111 supports the next adjacent sliding block 112 upward. In the initial state, the lifting block 902 is located near the end of the lifting plate 901 with the higher vertical height, when the connecting sleeve 4 rotates, the lifting block 902 is far away from the lifting plate 901, when the connecting sleeve 4 rotates to gradually approach one circle, the lifting block 902 approaches the lifting plate 901, until the lifting block 902 slides on the top of the lifting plate 901 and is separated from the lifting plate 901, the connecting sleeve 4 rotates one circle, and at this time, the vertical height of the leveling plate 10 (the leveling plate 10 is marked in fig. 2) is lifted upwards.

Referring to fig. 5, the connecting column 8 is formed by splicing multiple sections of columns 801, and after the connecting column 8 slides upwards for a certain length, the columns 801 protruding upwards to the outside of the connecting sleeve 4 can be taken down, so that the possibility that the connecting column 8 is too long to block the rotation of the connecting sleeve 4 is reduced. The middle position of the top of the column 801 is provided with a containing hole 16 which penetrates downwards to the outside of the column 801, the containing hole 16 is of a circular hole structure, a mounting block 17 is rotatably connected to the position, close to an orifice below the containing hole 16, inside the column 801, the mounting block 17 is of a cylindrical block structure, and the mounting block 17 and the containing hole 16 are coaxially arranged. The middle position of the top of the mounting block 17 is fixedly connected with a mounting column 18, and the mounting column 18 protrudes upwards to the outside of the column 801.

Referring to fig. 6 and 7, the top of the mounting post 18 is symmetrically provided with a fixing plate 19, and the fixing plate 19 is hinged to the mounting post 18 through a hinge shaft, so that the fixing plate 19 can be turned upside down. The limiting blocks 21 are symmetrically fixed to the top of the mounting column 18, the limiting blocks 21 correspond to the fixing plates 19 one by one, when the fixing plates 19 are turned to be perpendicular to the mounting column 18, the bottoms of the limiting blocks 21 abut against the top of the fixing plates 19, and the fixing plates 19 are limited to continue to turn upwards. The erection column 18 is provided with a plurality of torsional springs 20, and torsional spring 20 and fixed plate 19 one-to-one and the cover are established on the articulated shaft, and the one end butt of torsional spring 20 is on the erection column 18 lateral wall, and the other end butt is in the fixed plate 19 bottom, and 20 elasticity release of torsional spring drive fixed plate 19 upwards overturn during the use. The bottom of the mounting block 17 is provided with an inserting groove 22, when the two columns 801 are spliced, the mounting column 18 of one column 801 is inserted into the inserting groove 22 of the other column 801, and at this time, a certain distance is formed between the mounting column 18 and the groove wall of the inserting groove 22. The slot 23 that extends along the circumferencial direction is seted up in the intercommunication of inserting groove 22 week side cell wall, and fixed plate 19 overturns earlier when erection column 18 inserts in inserting groove 22, and torsional spring 20 drive fixed plate 19 upset to the state of perpendicular erection column 18 after the fixed plate 19 gets into slot 23, is favorable to restricting erection column 18 and breaks away from inserting groove 22. The mounting block 17 is provided with a power spring 171, the top of the power spring 171 is fixed on the wall of the top groove of the insertion groove 22, when the fixing plate 19 is turned into the groove 23, the top of the mounting column 18 and the wall of the bottom groove of the insertion groove 22 are spaced, and at the moment, the power spring 171 pushes the mounting column 18 to push the bottom of the fixing plate 19 to be pushed on the wall of the bottom groove of the insertion groove 23. The bottom groove wall of the clamping groove 23 is communicated with a separation groove 24 which penetrates downwards to the outside of the mounting block 17, and a certain distance is reserved between the fixing plate 19 and the separation groove 24 after the two columns 801 are spliced. When the two columns 801 need to be disassembled, the fixing plate 19 is driven to move by rotating the mounting column 18 protruding out of the columns 801, and when the fixing plate 19 moves to be aligned with the release groove 24, the fixing plate 19 can slide in the release groove 24, so that the fixing plate 19 is released from the clamping groove 23.

Referring to fig. 5 and 7, the top of the column 801 is fixedly connected with a plurality of positioning columns 25, and the bottom of the column 801 is provided with positioning grooves 26 corresponding to the positioning columns 25 one to one. When the two columns 801 are spliced with each other, the positioning column 25 is inserted into the positioning groove 26, so that the positions of the two columns 801 are limited, and the possibility of rotation of the two columns 801 after splicing is reduced.

The implementation principle of this application embodiment precipitation well structure does:

during construction, the well hole 1 is opened on the ground, then a layer of sand is paved at the bottom of the well hole 1, and the well pipe 2 is placed into the well hole 1. Then establish the mouth of pipe at well casing 2 with 3 covers of installation, then constructor fights 5 interior interpolation filter materials towards the storage, and one constructor is rotatory through stirring post 12 drive adapter sleeve 4 for the filter material is smoothed the filter material by smoothing flat board 10 when filling the filter material in output tube 6 court borehole 1, and the upper and lower height of smoothing flat board 10 takes place corresponding change along the packing thickness of filter material, is favorable to promoting the even degree of packing of filter material. The mounting sleeve 3 can be detached and taken down after the filter material is filled, and the filter material can be recycled and continuously used when waiting for next construction.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Precipitation well structure, including well bore (1) and well casing (2) of inserting in well bore (1) opened to the ground, characterized in that: the filter material discharging device is characterized in that a mounting sleeve (3) is sleeved on the outer peripheral side of the top of the well casing (2), a connecting sleeve (4) is sleeved on the outer peripheral side of the mounting sleeve (3) in a rotating mode, a storage hopper (5) used for storing filter materials is arranged on the top of the connecting sleeve (4), an output pipe (6) used for discharging the filter materials is arranged at the bottom of the storage hopper (5), a connecting hole (7) used for enabling the output pipe (6) to downwards penetrate through the connecting sleeve (4) is formed in the connecting sleeve (4), a connecting column (8) is arranged on the connecting sleeve (4) in a vertically sliding mode, a smoothing plate (10) used for smoothing the filter materials discharged from the output pipe (6) is arranged at the bottom of the connecting column (8), a control assembly (9) used for controlling the connecting column (8) to gradually upwards slide when the connecting sleeve (4) moves around the well casing (2) is arranged on the mounting sleeve (3), a fixing assembly (11) used for fixing the connecting column (8) after the connecting column (8) upwards slides is arranged on the connecting column (4), and a stirring column (12) used for driving the connecting column (4) to rotate so that the smoothing plate (10) can follow the smoothing plate to smooth the filter materials discharged from the output pipe (6) along with the output pipe (6) is arranged on the outer peripheral side of the connecting sleeve (4);

the control assembly (9) comprises a lifting plate (901) and lifting blocks (902), the lifting plate (901) is arranged on the periphery of the bottom of the mounting sleeve (3), the lifting plate (901) extends upwards along a circumferential track in an inclined manner, the connecting sleeve (4) is provided with a sliding groove (13) for the sliding of the lifting plate (901) during rotation, the lifting blocks (902) are arranged on one side, facing the mounting sleeve (3), of the connecting column (8) at uniform intervals from top to bottom, and the lifting blocks (902) slide on the top of the lifting plate (901);

fixed subassembly (11) are including fixed block (111) and sliding block (112), sliding hole (14) that supply spliced pole (8) to slide from top to bottom and pass are seted up in adapter sleeve (4), sliding hole (14) are linked together with sliding groove (13), mounting groove (15) have been seted up on the relative both sides lateral wall of sliding hole (14) respectively, fixed block (111) have two and fix respectively on two mounting groove (15) lateral walls in opposite directions, sliding block (112) have two sets ofly and set up respectively and go to mounting groove (15) one side cell wall on spliced pole (8), every group sliding block (112) have a plurality of and even interval setting from top to bottom, sliding block (112) are upwards supported sliding block (112) by supreme slip and fixed block (111) from bottom to top.

2. Precipitation well structure according to claim 1, characterized in that: the lifting block (902) is of a hemispherical structure.

3. A dewatering well structure as claimed in claim 2, wherein: the connecting column (8) is composed of a plurality of sections of columns (801), a containing hole (16) which penetrates downwards to the outside of the column (801) is formed in the middle position of the top of the column (801), an installing block (17) which is located close to a bottom hole of the containing hole (16) is rotationally arranged in the column (801), an installing column (18) is arranged on the column (801), the installing column (18) is rotationally connected in the containing hole (16) and is fixed at the top of the installing block (17) at the bottom, the top of the installing column (18) protrudes out of the containing hole (16), a fixing plate (19) is symmetrically hinged to the top of the installing column (18), the installing column (18) is provided with a torsion spring (20) which drives the fixing plate (19) to overturn upwards, the installing column (18) is provided with a limiting block (21), the fixing plate (19) is abutted to the limiting block (21) when overturning to be perpendicular to the fixing column, the bottom of the installing block (17) is provided with an inserting groove (22) into which the next adjacent installing column (18) is inserted, the inserting groove (22) is formed in the groove wall of which is provided with a clamping groove (23) for clamping of the fixing plate (19), the clamping groove (23) which is formed in the side, the clamping groove (23) which is formed in the clamping groove, the clamping groove (23) and the clamping groove (23) extends along the sliding track, and the clamping groove (23) which is separated from the fixing plate (23) and is formed in the clamping groove (23) and can be separated from the clamping groove (23) in the clamping groove (23), the column bodies (801) are provided with positioning pieces for positioning when the adjacent column bodies (801) are connected.

4. A dewatering well structure as claimed in claim 3, wherein: the positioning piece is a positioning column (25), the positioning column (25) is provided with a plurality of positioning grooves which are formed in the top of the column body (801), and positioning grooves (26) used for allowing the positioning column (25) of the next adjacent column body (801) to be inserted are formed in the bottom of the column body (801).

5. A dewatering well structure as claimed in claim 1, wherein: the output pipe (6) is of a hose structure.

6. A dewatering well structure as claimed in claim 5, wherein: the position that storage fill (5) and be close to well casing (2) are kept away from in output tube (6) articulates there is drive column (28), installation cover (3) bottom is provided with collar (29), the periphery side of collar (29) is provided with drive block (30) along the even interval of circumferencial direction, well casing (2) one side is kept away from in drive block (30) is arc convex surface structure, drive column (28) slide and keep away from well casing (2) one side in drive block (30), adapter sleeve (4) are provided with drive column (28) and keep sliding in the elastic component of collar (29).

7. Precipitation well structure according to claim 6, characterized in that: the elastic component is drive spring (31), adapter sleeve (4) bottom is provided with downwardly extending's support column (32), set up wearing to establish hole (321) that supply drive post (28) to slide and pass on support column (32), the position that drive post (28) periphery side is close to output tube (6) is provided with dog (27), drive spring (31) cover is established at drive post (28) periphery side, drive spring (31) one end butt is close to output tube (6) one side at dog (27), and the other end butt is on support column (32).