CN217896547U - High plateau flood plain area deep foundation ditch downcomer well is sealed and is constructed - Google Patents
High plateau flood plain area deep foundation ditch downcomer well is sealed and is constructed Download PDFInfo
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- CN217896547U CN217896547U CN202221763894.6U CN202221763894U CN217896547U CN 217896547 U CN217896547 U CN 217896547U CN 202221763894 U CN202221763894 U CN 202221763894U CN 217896547 U CN217896547 U CN 217896547U
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Abstract
The utility model relates to a high plateau flood plain area deep basal pit downcast pipe well seals and structure relates to the field of foundation ditch downcast technique, its include the tube well, set up in tube well apron subassembly, drinking-water pipe and the water pump of tube well head. The tube well cover plate assembly comprises a first cover plate and a second cover plate, wherein a first open slot is formed in the first cover plate, and a second open slot is formed in the second cover plate; after the first cover plate and the second cover plate are spliced, the first open groove and the second open groove form a water pumping pipe opening for a water pumping pipe to pass through. When the water pumping pipe works, one end of the water pumping pipe extends into the pipe well, the other end of the water pumping pipe is connected with the water pump to pump water in the pipe well, and the first cover plate and the second cover plate are spliced to place the water pumping pipe in the mouth of the water pumping pipe; when the pumping pipe needs to be taken out during the overhaul in the pipe well, the first cover plate and the second cover plate are separated, and the pumping pipe is taken out. Therefore, the water pumping pipe is more convenient to place and take in the well.
Description
Technical Field
The application relates to the field of foundation pit dewatering technology, in particular to a deep foundation pit dewatering pipe well seal structure in flood plain areas of plateau rivers.
Background
When the foundation pit is excavated and the groundwater level is higher than the excavated bottom surface, groundwater can infiltrate into the pit. In order to ensure that the foundation pit is constructed under a dry condition and prevent the occurrence of the conditions of slope instability, foundation quicksand, pit bottom uplift, pit bottom pipeline and foundation bearing capacity reduction and the like, a foundation pit dewatering technology is adopted to keep the groundwater level below the bottom surface of the foundation pit. The common foundation pit dewatering methods include open ditch dewatering with water collecting well, light well point dewatering, jet well point dewatering, electroosmosis well point dewatering, pipe well point dewatering, deep well point dewatering and the like.
The tube well point dewatering is suitable for strata with large permeability coefficient and abundant underground water, the soil water seepage performance of the flood plain area of the plateau river is strong, and a tube well point dewatering method is often adopted when a deep foundation pit dug in the plateau area is dewatered. The dewatering wells are arranged on two sides of the deep foundation pit, dewatering well pipes are arranged in the dewatering wells, underground water permeates into the well pipes, water pumping pipes are arranged in the well pipes, and water in the well pipes is pumped out through water pumps, so that foundation pit dewatering is achieved. Because deep basal pit pipe well precipitation engineering is interim engineering, for reducing construction cost, generally adopt interim apron to seal the pipe well and in the work progress, set up the pumping pipe mouth that supplies the pumping pipe to get into simultaneously on interim apron.
To the correlation technique among the above-mentioned, the inventor thinks that use interim apron to seal the well and in the time, place the drinking-water pipe and need penetrate the drinking-water pipe from the drinking-water pipe mouth in putting into the well, need take out the drinking-water pipe and lift the well lid again when overhauing the well casing, the taking and placing of drinking-water pipe are not convenient.
SUMMERY OF THE UTILITY MODEL
In order to make placing and taking of drinking-water pipe in the pipe well more convenient, this application provides a plateau flood plain area deep basal pit downcomer well seal and structure.
The application provides a pair of deep basal pit downcomer well seal and structure in plateau river flood plain area adopts following technical scheme:
the utility model provides a deep basal pit downcomer well of plateau river flood plain area seals and structure, include the tube well, set up in tube well apron subassembly, drinking-water pipe and the water pump of tube well head.
The pipe well cover plate assembly comprises a first cover plate and a second cover plate, wherein a first open slot is formed in the first cover plate, and a second open slot is formed in the second cover plate; first apron with after the second apron amalgamation first open slot with the second open slot formation confession the drinking water pipe mouth that the drinking water pipe passed through.
By adopting the technical scheme, when the water pumping pipe works, one end of the water pumping pipe extends into the pipe well, the other end of the water pumping pipe is connected with the water pump to pump water in the pipe well, and the first cover plate and the second cover plate are spliced to place the water pumping pipe in the mouth of the water pumping pipe; when the pumping pipe needs to be taken out during the overhaul in the pipe well, the first cover plate and the second cover plate are separated, so that the pumping pipe is taken out. Therefore, the water pumping pipe is more convenient to place and take in the pipe well.
Optionally, first apron one side is provided with first turning block, install the confession in the first turning block first pivot of first apron level pivoted, second apron one side is provided with the second turning block, install the confession in the second turning block second pivot of second apron level pivoted, first pivot with distance between the axle center of second pivot is greater than the axle center of first pivot arrives the maximum distance at first turning block edge with the axle center of second pivot arrives the maximum distance sum at second turning block edge, the pipe well head outside is provided with the confession first pivot with the mount pad of second pivot installation.
Through adopting above-mentioned technical scheme, the first pivot of first apron accessible rotates, and second apron accessible second pivot rotates, and first apron and second apron have one end fixed when rotating, can not produce the condition of dislocation when first open slot and second open slot amalgamation form the water pumping pipe mouth.
Optionally, a sealing assembly is arranged on the inner walls of the first opening groove and the second opening groove.
Through adopting above-mentioned technical scheme, the drinking-water pipe is sealed installation on the apron subassembly, can prevent that the rainwater from flowing into the tube well from the gap between drinking-water pipe and first open slot and the second open slot.
Optionally, a first protective sleeve is arranged at one end of the first cover plate, which is in contact with the second cover plate, and a second protective sleeve is arranged at one end of the second cover plate, which is in contact with the first cover plate.
By adopting the technical scheme, the first cover plate and the second cover plate are attached more tightly, and if the weather meets rain, rain cannot flow into the pipe well through the gap between the first cover plate and the second cover plate; meanwhile, the abrasion between the first cover plate and the second cover plate can be reduced due to the arrangement of the protective sleeve.
Optionally, a first installation block is arranged on the first protection sleeve, a second installation block is arranged on the second protection sleeve, a first fixing groove for the first installation block to be embedded and installed is formed in the first cover plate, and a second fixing groove for the second installation block to be embedded and installed is formed in the second cover plate.
Through adopting above-mentioned technical scheme, the area of contact increase of first protective sheath and first apron, the area of contact increase of second protective sheath and second apron to the installation of first protective sheath on first apron and the installation of second protective sheath on the second apron are all more firm inseparable.
Optionally, an installation notch is formed in one end, in contact with the second protection sleeve, of the first protection sleeve, an installation strip is arranged at one end, in contact with the first protection sleeve, of the second protection sleeve, and the installation strip is embedded in the installation notch.
Through adopting above-mentioned technical scheme, the mounting bar inlays to be located in the mounting groove mouth, area of contact increase between first protective sheath and the second protective sheath to cooperation between first apron and the second apron can be inseparabler.
Optionally, the first cover plate and the second cover plate are both provided with a rotating handle.
Through adopting above-mentioned technical scheme, when separating first apron and second apron or amalgamation, use the rotation handle, it is more laborsaving.
Optionally, an anti-slip sleeve is arranged on the rotating handle.
Through adopting above-mentioned technical scheme, when using the rotation handle, multiplicable staff and the rotation handle between frictional force to reach skid-proof effect.
Optionally, the edges of the first cover plate and the second cover plate are inclined from the top end to the bottom end towards the end far away from the water pumping pipe orifice.
Through adopting above-mentioned technical scheme, when the rainwater fell on the apron main part, be difficult for gathering in the apron main part, can flow down along the slope of apron main part edge.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the splicing of the first cover plate and the second cover plate, the corresponding first open slot and the second open slot form a water pumping pipe port for a water pumping pipe to enter the pipe well; through the separation of the first cover plate and the second cover plate, the water pumping pipe can be taken out from the water pumping pipe port, so that the water pumping pipe can be taken in the pipe well more conveniently;
2. the first cover plate rotates along the first rotating shaft, the second cover plate rotates along the second rotating shaft, and the dislocation situation can not be generated when the first cover plate and the second cover plate are spliced to form a water pumping pipe opening;
3. the one end that first apron and second apron contacted all is provided with the protective sheath, and the laminating between first apron and the second apron can be inseparabler, also reduces the wearing and tearing between first apron and the second apron simultaneously.
Drawings
FIG. 1 is a schematic structural diagram of a downcomer well seal structure of a deep foundation pit in a flood plain area of a high plateau;
FIG. 2 is an exploded view of the mounting base;
FIG. 3 is an exploded view of the tube well cover plate assembly;
FIG. 4 is an enlarged partial schematic view at A of FIG. 3;
figure 5 is a schematic view of the first protective sheath and the second protective sheath.
Description of reference numerals: 1. a pipe well; 2. a tube well cover plate assembly; 21. a first cover plate; 211. a first open slot; 212. a first seal ring; 213. a first protective sheath; 2131. a first mounting block; 214. a first fixing groove; 215. installing a notch; 22. a second cover plate; 221. a second open slot; 222. a second seal ring; 223. a second protective cover; 2231. a second mounting block; 224. a second fixing groove; 225. mounting a bar; 23. a mounting base; 231. a first rotating block; 232. a first rotating shaft; 233. a second turning block; 234. a second rotating shaft; 24. rotating the handle; 3. a water pumping pipe; 4. and (4) a water pump.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
Referring to fig. 1, the embodiment of the application discloses a deep foundation pit downcomer well seal structure in flood plain area, which comprises a pipe well 1, a pipe well cover plate assembly 2, a water pumping pipe 3 and a water pump 4, wherein the pipe well cover plate assembly 2 is covered on the well mouth of the pipe well 1.
The tube well 1 is used for placing the precipitation well pipe that deep basal pit precipitation was used, and in use groundwater got into the tube well 1 through the infiltration of precipitation well pipe, then in drinking-water pipe 3 stretched into the tube well 1, took out the water in the tube well 1 through water pump 4.
The tube well cover plate component 2 comprises a first cover plate 21 and a second cover plate 22, wherein a first opening groove 211 is formed in the middle of one side of the first cover plate 21, a second opening groove 221 is formed in one side of the second cover plate 22, the first cover plate 21 and the second cover plate 22 are spliced when the tube well cover plate component is used, and the first opening groove 211 and the second opening groove 221 correspondingly form a circular water pumping pipe opening for the water pumping pipe 3 to pass through. When the water pumping pipe 3 works, one end of the water pumping pipe 3 extends into the pipe well 1, the other end of the water pumping pipe is connected with the water pump 4 to pump water in the pipe well 1, and the first cover plate 21 and the second cover plate 22 are spliced to place the water pumping pipe 3 in a water pumping pipe opening; when the pumping pipe 3 needs to be taken out for overhauling the pipe well 1, the first cover plate 21 and the second cover plate 22 are separated, and the pumping pipe 3 is taken out, so that the pumping pipe 3 is more convenient to place and take in the pipe well 1.
Referring to fig. 2, a first rotating block 231 is disposed on one side of the first cover plate 21, a first rotating shaft 232 for the first cover plate 21 to rotate horizontally is disposed in the first rotating block 231, a second rotating block 233 is disposed on one side of the second cover plate 22, a second rotating shaft 234 for the second cover plate 22 to rotate horizontally is disposed in the second rotating block 233, a distance between axes of the first rotating shaft 232 and the second rotating shaft 234 is greater than a sum of a maximum distance from the axis of the first rotating shaft 232 to an edge of the first rotating block 231 and a maximum distance from the axis of the second rotating shaft 234 to an edge of the second rotating block 233, and the first rotating shaft 232 and the second rotating shaft 234 are disposed on a mounting seat 23 disposed outside a wellhead of the tube well 1. When the first cover 21 and the second cover 22 need to be separated, the first cover 21 is horizontally rotated along the first rotation shaft 232, and the second cover 22 is horizontally rotated along the second rotation shaft 234 to separate the two. The outer side of the wellhead of the well 1 of the water pumping pipe 3 is provided with the mounting seat 23, so that one end of the first cover plate 21 and one end of the second cover plate 22 are fixed when the first cover plate and the second cover plate rotate, when the cover plates are spliced, the first opening groove 211 and the second opening groove 221 form the water pumping pipe 3, the water pumping pipe 3 is fixed, and the dislocation situation cannot be caused.
Referring to fig. 3, 4 and 5, sealing assemblies are provided on inner walls of the first and second opening grooves 211 and 221, and include a semicircular first sealing ring 212 provided on the first opening groove 211 and a semicircular second sealing ring 222 provided on the second opening groove 221. When the pumping pipe 3 enters the tube well 1 through the pumping pipe orifice (refer to fig. 1), the pumping pipe 3 and the pumping pipe orifice are tightly matched through the arrangement of the sealing component, so that rainwater can be prevented from flowing into the tube well 1 from a gap between the pumping pipe 3 and the first opening groove 211 and the second opening groove 221 in a rainwater weather.
A first protective sleeve 213 is disposed at one end of the first cover plate 21 contacting the second cover plate 22, and a second protective sleeve 223 is disposed at one end of the second cover plate 22 contacting the first cover plate 21. The first protection sleeve 213 and the second protection sleeve 223 are made of rubber, when the first cover plate 21 and the second cover plate 22 are closed, the first protection sleeve 213 and the second protection sleeve 223 are attached to each other, the first cover plate 21 and the second cover plate 22 are closed more tightly, and if the weather is rain, the rain cannot flow into the pipe well 1 through a gap between the first cover plate 21 and the second cover plate 22 (refer to fig. 1); and the protective sleeve can reduce the abrasion between the first cover plate 21 and the second cover plate 22.
The first protecting sleeve 213 is provided with a first mounting block 2131 at one end of the first cover plate 21, the second protecting sleeve 223 is provided with a second mounting block 2231 at one end of the second cover plate 22, the first cover plate 21 is provided with a first fixing groove 214 for the first mounting block 2131 to be mounted in an embedded manner, and the second cover plate 22 is provided with a second fixing groove 224 for the second mounting block 2231 to be mounted in an embedded manner. The contact area between the first protection sleeve 213 and the first cover plate 21 is increased, and the contact area between the second protection sleeve 223 and the second cover plate 22 is increased, so that the installation of the first protection sleeve 213 on the first cover plate 21 and the installation of the second protection sleeve 223 on the second cover plate 22 are firmer and tighter.
The end of the first protective sleeve 213 contacting the second protective sleeve 223 is provided with a plurality of mounting notches 215, the end of the second protective sleeve 223 contacting the first protective sleeve 213 is provided with a plurality of mounting bars 225, and the number of the mounting bars 225 is the same as that of the mounting notches 215. The mounting bar 225 is inserted into the mounting slot 215, and the contact area between the first protection sleeve 213 and the second protection sleeve 223 is increased, so that the fit between the first cover plate 21 and the second cover plate 22 is more tight.
Referring to fig. 2, the first cover plate 21 and the second cover plate 22 are provided with a turning handle 24. When the first cover plate 21 and the second cover plate 22 are separated or spliced, the rotating handle 24 is used, and labor is saved. The rotating handle 24 is sleeved with a rubber anti-slip sleeve. When the rotating handle 24 is used, the friction force between the human hand and the rotating handle 24 can be increased, so that the anti-skidding effect is achieved.
The edge of first apron 21 and second apron 22 is by top to bottom to keeping away from the one end slope setting of drainage pipe mouth forms the slope, and when lapping in the main part and having the rainwater, the drop of water can flow down by the slope of edge, laps the difficult ponding that produces of main part upper surface.
The implementation principle of the sealing and combining structure of the deep foundation pit downcomer well 1 in the flood plain area of the plateau river is as follows: when the water pumping pipe 3 works, one end of the water pumping pipe 3 extends into the pipe well 1, the other end of the water pumping pipe is connected with the water pump 4 to pump water in the pipe well 1, the first cover plate 21 and the second cover plate 22 are spliced, so that the corresponding first opening groove 211 and the second opening groove 221 on the first cover plate 21 and the second cover plate 22 are spliced to form a water pumping pipe opening, and the water pumping pipe 3 is arranged in the water pumping pipe opening; when the pumping pipe 3 needs to be taken out for overhauling the pipe well 1, the first cover plate 21 and the second cover plate 22 are separated, and the pumping pipe 3 is taken out, so that the pumping pipe 3 is more convenient to place and take in the pipe well 1.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a deep basal pit downcomer well of plateau river flood plain area seals and structure which characterized in that: the device comprises a tube well (1), a tube well cover plate component (2) arranged at the well mouth of the tube well (1), a water pumping tube (3) and a water pump (4);
the tube well cover plate assembly (2) comprises a first cover plate (21) and a second cover plate (22), wherein a first opening groove (211) is formed in the first cover plate (21), and a second opening groove (221) is formed in the second cover plate (22); after the first cover plate (21) and the second cover plate (22) are spliced, the first opening groove (211) and the second opening groove (221) form a water pumping pipe opening for the water pumping pipe (3) to pass through.
2. The downcomer well seal structure of deep basal pit in flood plain area of highland river according to claim 1, characterized in that: first apron (21) one side is provided with first rotation piece (231), install the confession in first rotation piece (231) first pivot (232) of first apron (21) horizontal rotation, second apron (22) one side is provided with second rotation piece (233), install the confession in second rotation piece (233) second pivot (234) of second apron (22) horizontal rotation, first pivot (232) with distance between the axle center of second pivot (234) is greater than the axle center of first pivot (232) arrives the maximum distance at first rotation piece (231) edge with the axle center of second pivot (234) arrives the maximum distance sum at second rotation piece (233) edge, the well head outside of tube well (1) is provided with the confession first pivot (232) with mount pad (23) of second pivot (234) installation.
3. The vertical caisson sealing and connecting structure for deep foundation pit in flood beach area of high plateau as claimed in claim 1, wherein: and sealing components are arranged on the inner walls of the first opening groove (211) and the second opening groove (221).
4. The downcomer well seal structure of deep basal pit in flood plain area of highland river according to claim 1, characterized in that: one end of the first cover plate (21) contacting with the second cover plate (22) is provided with a first protective sleeve (213), and one end of the second cover plate (22) contacting with the first cover plate (21) is provided with a second protective sleeve (223).
5. The downcomer well seal structure of deep basal pit in flood plain area of highland river according to claim 4, characterized in that: the first protective sleeve (213) is provided with a first mounting block (2131), the second protective sleeve (223) is provided with a second mounting block (2231), the first cover plate (21) is provided with a first fixing groove (214) for the first mounting block (2131) to be embedded and mounted, and the second cover plate (22) is provided with a second fixing groove (224) for the second mounting block (2231) to be embedded and mounted.
6. The downcomer well seal structure of deep basal pit in flood plain area of highland river according to claim 4, characterized in that: the one end of first protective sheath (213) and second protective sheath (223) contact is provided with installation notch (215), the one end of second protective sheath (223) and first protective sheath (213) contact is provided with mounting bar (225), mounting bar (225) are inlayed and are established in installation notch (215).
7. The vertical caisson sealing and connecting structure for deep foundation pit in flood beach area of high plateau as claimed in claim 1, wherein: and the first cover plate (21) and the second cover plate (22) are respectively provided with a rotating handle (24).
8. The downcomer well seal structure of deep basal pit in flood plain area of highland river according to claim 7, characterized in that: the rotating handle (24) is provided with an anti-slip sleeve.
9. The downcomer well seal structure of deep basal pit in flood plain area of highland river according to claim 1, characterized in that: the edges of the first cover plate (21) and the second cover plate (22) are obliquely arranged from the top end to the bottom end towards one end far away from the opening of the water pumping pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221763894.6U CN217896547U (en) | 2022-07-08 | 2022-07-08 | High plateau flood plain area deep foundation ditch downcomer well is sealed and is constructed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221763894.6U CN217896547U (en) | 2022-07-08 | 2022-07-08 | High plateau flood plain area deep foundation ditch downcomer well is sealed and is constructed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217896547U true CN217896547U (en) | 2022-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221763894.6U Active CN217896547U (en) | 2022-07-08 | 2022-07-08 | High plateau flood plain area deep foundation ditch downcomer well is sealed and is constructed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217896547U (en) |
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2022
- 2022-07-08 CN CN202221763894.6U patent/CN217896547U/en active Active
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