CN220927910U - Plugging structure for dewatering well of foundation pit - Google Patents
Plugging structure for dewatering well of foundation pit Download PDFInfo
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- CN220927910U CN220927910U CN202322538200.XU CN202322538200U CN220927910U CN 220927910 U CN220927910 U CN 220927910U CN 202322538200 U CN202322538200 U CN 202322538200U CN 220927910 U CN220927910 U CN 220927910U
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- dewatering well
- fixing ring
- outer sleeve
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- 238000009434 installation Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 2
- 239000002131 composite material Substances 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
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Abstract
The utility model discloses a foundation pit dewatering well plugging structure, which comprises an inner sleeve and an outer sleeve, wherein the inner sleeve is positioned at the inner side of the outer sleeve, and a positioning device is arranged on the upper surface of the inner sleeve; when the outer sleeve is positioned, the inner structure of the positioning device is rotated, the outer side end of the positioning device extends outwards, and the inner side of the outer sleeve is abutted and positioned. Through setting up at inside casing's surface mounting positioner, utilize positioner and interior inter-sleeve movable composite installation for after carrying out the location to outer sleeve pipe through positioner, pack the bed course concrete between to inside sleeve pipe and the outer tube, avoid the outer tube to take place the offset after, upwards lift positioner dismantles, thereby carry out used repeatedly, and when utilizing the gear rotation in the positioner, drive four locating levers simultaneously and stretch out to four directions in step, make can fix a position to outer sleeve pipe fast, thereby make have the characteristics of being convenient for a foundation ditch dewatering well shutoff structure of being laid.
Description
Technical Field
The application relates to the field of dewatering well plugging structures, in particular to a foundation pit dewatering well plugging structure.
Background
With the continuous improvement of the current building design level, the continuous development of construction technology and the improvement of the requirements on the using functions of the building, the current building design is more and more prone to the design of intelligent buildings of high-rise, super-high-rise and multi-layer basement structures and the like. Meanwhile, the construction of water collection and drainage in the foundation construction stage is more and more common, and the dewatering in the current construction stage is performed by adopting a well point dewatering method, so that foundation pit excavation and foundation construction are facilitated, but after the dewatering operation of a water pump in a dewatering well is stopped, due to the action of groundwater pressure, if the plugging of the dewatering well is not completed in a short time, the water burst phenomenon can occur, so that the plugging quality of the dewatering well is affected, the leakage of a bottom plate of a later-stage structure is caused, the water accumulation phenomenon in a station in the operation stage is reduced, and the problems of structural durability and the like are solved.
The disclosed plugging structure (publication number: CN 213358650U) for the foundation pit dewatering well on the Chinese patent website solves the technical problems that the plugging efficiency of the plugging structure of the traditional foundation pit dewatering well is low, and the position of an outer sleeve for plugging is inconvenient to position, but the following problems still exist:
Because the surface of interior sleeve pipe is fixed with location structure, and then fixes a position the outer sleeve pipe through location structure to together shutoff with location structure, make location structure be disposable, when wasting resources, make the processing technology requirement of interior sleeve pipe increase, simultaneously because the location structure on interior sleeve pipe surface needs to be properly preserved, make the transportation requirement increase to interior sleeve pipe, thereby be inconvenient for use.
Disclosure of utility model
The application provides a foundation pit dewatering well plugging structure, which aims to solve the technical problem that a positioning device of the foundation pit dewatering well plugging structure is inconvenient to use.
The application provides a foundation pit dewatering well plugging structure, which adopts the following technical scheme:
The plugging structure for the dewatering well of the foundation pit comprises an inner sleeve and an outer sleeve, wherein the inner sleeve is positioned at the inner side of the outer sleeve, and a positioning device is arranged on the upper surface of the inner sleeve; when the outer sleeve is positioned, the inner structure of the positioning device is rotated, the outer side end of the positioning device extends outwards, and the inner side of the outer sleeve is abutted and positioned.
Optionally, the positioner includes the locating lever, the latch has been seted up to the lateral wall surface of locating lever, interior sleeve pipe's upper surface detachably is connected with the mounting disc, the upper surface rotation of mounting disc is connected with the gear, the surface of gear meshes with the lateral wall surface of locating lever.
Optionally, the terminal grafting of locating lever has the locating piece, the upper surface fixedly connected with of mounting disc is first solid fixed ring and the second solid fixed ring that set up with one heart, first solid fixed ring is located the upper surface center of mounting disc, the second solid fixed ring is located the upper surface edge of mounting disc, the jack has all been seted up to the lateral wall surface of first solid fixed ring and the lateral wall surface of second solid fixed ring, the inner wall and the surface sliding connection of locating lever of jack.
Optionally, the inner wall fixedly connected with spacing tooth of jack, the card tooth joint on the surface of spacing tooth and locating lever surface.
Optionally, the upper surface fixedly connected with rotation axis of gear, the upper surface fixedly connected with of second solid fixed ring keeps off the material cover, it is hollow coniform to keep off the material cover, the upper end inner wall that keeps off the material cover rotates with the surface of rotation axis to be connected.
Optionally, the locating hole has been seted up on the surface of mounting disc, the locating hole is latticed at the surface of mounting disc, the upper surface fixedly connected with installation pole of interior sleeve pipe, the surface of installation pole is pegged graft with the inner wall of locating hole.
In summary, the present application includes at least one of the following beneficial technical effects:
Through setting up at inside casing's surface mounting positioner, utilize positioner and interior inter-sleeve movable composite installation for after carrying out the location to outer sleeve pipe through positioner, pack the bed course concrete between to inside sleeve pipe and the outer tube, avoid the outer tube to take place the offset after, upwards lift positioner dismantles, thereby carry out used repeatedly, and when utilizing the gear rotation in the positioner, drive four locating levers simultaneously and stretch out to four directions in step, make can fix a position to outer sleeve pipe fast, thereby make have the characteristics of being convenient for a foundation ditch dewatering well shutoff structure of being laid.
Drawings
FIG. 1 is a schematic diagram of a foundation pit dewatering well plugging structure according to the present utility model;
fig. 2 is a perspective view of an inner sleeve structure of a foundation pit dewatering well plugging structure provided by the utility model;
Fig. 3 is a perspective view of an installation plate structure of a foundation pit dewatering well plugging structure;
Fig. 4 is a structural cross-sectional view of a first fixing ring of a foundation pit dewatering well plugging structure provided by the utility model.
In the figure: 1. an inner sleeve; 2. an outer sleeve; 3. a positioning device; 31. a positioning rod; 32. a mounting plate; 33. a gear; 34. a positioning block; 35. a first fixing ring; 36. a second fixing ring; 361. a jack; 37. limit teeth; 38. a rotation shaft; 39. a material blocking cover; 4. and (5) mounting a rod.
Detailed Description
The application is described in further detail below with reference to fig. 1-4.
The utility model provides a foundation ditch dewatering well plugging structure, includes interior sleeve pipe 1 and outer tube 2, and interior sleeve pipe 1 is located the inboard of outer tube 2, and the upper surface of interior sleeve pipe 1 installs positioner 3; when the outer sleeve 2 is positioned, the inner structure of the positioning device 3 is rotated, the outer side end of the positioning device 3 extends outwards, and the inner side of the outer sleeve 2 is abutted and positioned.
The outer sleeve 2 is positioned, the positioning device 3 comprises a positioning rod 31, clamping teeth are formed on the surface of the side wall of the positioning rod 31, the upper surface of the inner sleeve 1 is detachably and slidably connected with a mounting disc 32 along the vertical direction, the center of the upper surface of the mounting disc 32 is rotationally connected with a gear 33, and the surface of the gear 33 is meshed with the surface of the side wall of the positioning rod 31. The positioning rods 31 are provided with four in total, the four positioning rods 31 are utilized to respectively point to four directions, the four positioning rods 31 are uniformly arranged along the circumferential direction of the mounting plate 32, two opposite positioning rods 31 form a group, two positioning rods 31 in each group are arranged in parallel, the two positioning rods 31 arranged in parallel are respectively positioned at two sides of the gear 33, and the two groups of vertically arranged positioning rods 31 are simultaneously meshed with the gear 33 and are arranged up and down, so that when the gear 33 rotates, the four positioning rods 31 can be simultaneously driven to synchronously advance in different directions, and the tail ends of the positioning rods 31 are spliced with positioning blocks 34 with elastic deformation capacity.
The positioning rod 31 is restrained, the first fixing ring 35 and the second fixing ring 36 are fixedly connected to the upper surface of the mounting plate 32, the first fixing ring 35 is located at the center of the upper surface of the mounting plate 32, the second fixing ring 36 is located at the edge of the upper surface of the mounting plate 32, the first fixing ring 35 and the second fixing ring 36 are concentrically arranged, the gear 33 is located at the center of the first fixing ring 35 and is rotationally connected to the mounting plate 32, inserting holes 361 are formed in the side wall surfaces of the first fixing ring 35 and the side wall surfaces of the second fixing ring 36, the inner wall of the inserting holes 361 are slidably connected with the surface of the positioning rod 31, the same positioning rod 31 sequentially penetrates through the second fixing ring 36, the first fixing ring 35 and the fourth inserting holes 361 located on the same straight line on the second fixing ring 36, and the positioning rod 31 are limited by the aid of the first fixing ring 35 and the second fixing ring 36, the positioning rod 31 is prevented from being offset from the center of the outer edge end of the mounting plate 32, the tail end of the positioning block 34 is made of rubber materials, the positioning block 34 is convenient to detach the positioning device 3 through extrusion of the positioning block 34, the inner wall surface of the positioning block is connected with the inner wall of the positioning rod 31, and the clamping tooth 37 is inclined towards the center of the positioning rod 37, and the right-angle tooth 37 is inclined to the side of the positioning rod 37 is located on the surface of the positioning rod 37, and the positioning rod 31 is inclined to the side of the positioning rod 37 is located on the right-angle surface of the positioning rod 37.
The positioning rod 31 is driven, the rotating shaft 38 is fixedly connected to the upper surface of the gear 33, the material blocking cover 39 is fixedly connected to the upper surface of the second fixing ring 36, the material blocking cover 39 is hollow conical, the inner wall of the upper end of the material blocking cover 39 is rotationally connected with the surface of the rotating shaft 38, the material blocking cover 39 is utilized to cover the upper surface of the mounting plate 32, further impurities are prevented from entering the surface of the mounting plate 32 to affect the operation of the mounting plate 32, and meanwhile, the surface of the rotating shaft 38 is supported.
Through setting up the surface mounting positioner 3 of interior sleeve pipe 1, utilize movable combination installation between positioner 3 and interior sleeve pipe 1 for after carrying out the location to outer sleeve pipe 2 through positioner 3, pack the bed course concrete between to interior sleeve pipe 1 and the outer sleeve pipe 2, avoid outer sleeve pipe 2 to take place the offset after, upwards lift positioner 3 dismantles, thereby reuse, and when utilizing gear 33 in the positioner 3 to rotate, drive four locating levers 31 simultaneously and stretch out to four directions in step, make can fix a position to outer sleeve pipe 2 fast, thereby make have the characteristics of being convenient for a foundation ditch precipitation well shutoff structure laying.
The locating plate is installed and located, the locating holes penetrating through the locating plate are formed in the surface of the locating plate 32, the locating holes are in a grid shape on the surface of the locating plate 32, the installation rod 4 is fixedly connected to the upper surface of the inner sleeve 1, the surface of the installation rod 4 is spliced with the inner wall of the locating holes, the locating holes are used for conveniently fixing the locating plate 32 on the circumferential direction of the surface of the inner sleeve 1, the weight of the locating plate 32 is conveniently reduced, and meanwhile impurities in the locating plate 32 are conveniently discharged.
Working principle:
When the inner sleeve 1 is used, the bottom of the inner sleeve 1 is arranged at a dewatering wellhead, the mounting plate 32 is pressed close to the upper surface of the inner sleeve 1, the mounting rod 4 is inserted into the positioning hole, the mounting plate 32 is further fixed in the circumferential direction, the outer sleeve 2 is sleeved on the outer side of the inner sleeve 1, the gear 33 is rotated through the rotating shaft 38, the gear 33 drives the four positioning rods 31 to synchronously extend in four directions through the clamping teeth on the surface of the positioning rods 31, and the positioning rods 31 drive the positioning blocks 34 to squeeze the inner wall of the outer sleeve 2, so that the outer sleeve 2 is aligned with the center of the inner sleeve 1;
Through filling the cushion concrete between the outer sleeve 2 and the inner sleeve 1 in the space between the positioning rods 31 in different directions, waiting for the outer sleeve 2 to be stable and lifting the positioning device 3 upwards after the height of the concrete is lower than that of the positioning rods 31, the tail end of the positioning block 34 is extruded and is far away from the surface of the outer sleeve 2, and then continuously filling various filling layers between the outer sleeve 2 and the inner sleeve 1.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. The utility model provides a foundation ditch dewatering well plugging structure, includes interior sleeve pipe (1) and outer tube (2), interior sleeve pipe (1) are located the inboard of outer tube (2), its characterized in that: the upper surface of the inner sleeve (1) is provided with a positioning device (3);
When the outer sleeve (2) is positioned, the inner structure of the positioning device (3) is rotated, the outer side end of the positioning device (3) extends outwards, and the inner side of the outer sleeve (2) is abutted and positioned; the positioning device (3) comprises a positioning rod (31), clamping teeth are formed on the surface of the side wall of the positioning rod (31), an installation disc (32) is detachably connected to the upper surface of the inner sleeve (1), a gear (33) is rotatably connected to the upper surface of the installation disc (32), and the surface of the gear (33) is meshed with the surface of the side wall of the positioning rod (31).
2. The foundation pit dewatering well plugging structure according to claim 1, wherein: the positioning rod is characterized in that a positioning block (34) is inserted into the tail end of the positioning rod (31), a first fixing ring (35) and a second fixing ring (36) which are concentrically arranged are fixedly connected to the upper surface of the mounting plate (32), the first fixing ring (35) is located at the center of the upper surface of the mounting plate (32), the second fixing ring (36) is located at the edge of the upper surface of the mounting plate (32), insertion holes (361) are formed in the side wall surface of the first fixing ring (35) and the side wall surface of the second fixing ring (36), and the inner wall of each insertion hole (361) is connected with the surface of the positioning rod (31) in a sliding mode.
3. The foundation pit dewatering well plugging structure according to claim 2, wherein: the inner wall of the jack (361) is fixedly connected with a limiting tooth (37), and the surface of the limiting tooth (37) is clamped with the clamping tooth on the surface of the positioning rod (31).
4. A foundation pit dewatering well plugging structure according to claim 3, wherein: the upper surface fixedly connected with rotation axis (38) of gear (33), the upper surface fixedly connected with of second solid fixed ring (36) keeps off material cover (39), keep off material cover (39) and be hollow cone, the upper end inner wall that keeps off material cover (39) rotates with the surface of rotation axis (38) and is connected.
5. The foundation pit dewatering well plugging structure according to claim 2, wherein: the surface of the mounting plate (32) is provided with positioning holes, the positioning holes are in a grid shape on the surface of the mounting plate (32), the upper surface of the inner sleeve (1) is fixedly connected with a mounting rod (4), and the surface of the mounting rod (4) is spliced with the inner wall of the positioning holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322538200.XU CN220927910U (en) | 2023-09-19 | 2023-09-19 | Plugging structure for dewatering well of foundation pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322538200.XU CN220927910U (en) | 2023-09-19 | 2023-09-19 | Plugging structure for dewatering well of foundation pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220927910U true CN220927910U (en) | 2024-05-10 |
Family
ID=90936244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322538200.XU Active CN220927910U (en) | 2023-09-19 | 2023-09-19 | Plugging structure for dewatering well of foundation pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220927910U (en) |
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2023
- 2023-09-19 CN CN202322538200.XU patent/CN220927910U/en active Active
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