CN213709596U - Novel plugging device of foundation ditch precipitation well - Google Patents
Novel plugging device of foundation ditch precipitation well Download PDFInfo
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- CN213709596U CN213709596U CN202022268473.3U CN202022268473U CN213709596U CN 213709596 U CN213709596 U CN 213709596U CN 202022268473 U CN202022268473 U CN 202022268473U CN 213709596 U CN213709596 U CN 213709596U
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Abstract
The utility model discloses a novel plugging device of foundation ditch precipitation well, including circular steel sheet, mantle fiber galvanized steel pipe and interior screwed pipe stifled, the centre bore has been seted up to circular steel sheet surface intermediate position, mantle fiber galvanized steel pipe bottom links up inside the centre bore of circular steel sheet, mantle fiber galvanized steel pipe and centre bore junction are the full-weld, the plug of screwed pipe in mantle fiber galvanized steel pipe top spiral grafting. The utility model discloses the steel pipe inner opening full weld to circular steel sheet and precipitation well, use the self priming pump to take out the ponding that precipitation well constantly gushed out simultaneously, the butt weld is polished and is applied paint with a brush rust-resistant paint after the welding finishes, withdraw from external self priming pump line immediately after the completion, improve traditional shut-in steel sheet, in the abundant region of groundwater, effective control water level in the time of can guaranteeing the circular steel sheet of welding, make shut-in steel sheet welding firm, then twist the internal thread pipe plug of dying, disposable shutoff is accomplished, real well head is irritated to follow-up reuse concrete, avoid traditional secondary shutoff, the effect of cost reduction increase is obvious.
Description
Technical Field
The utility model relates to a relevant technical field of foundation ditch precipitation well specifically is a novel plugging device of foundation ditch precipitation well.
Background
The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation. Before excavation, an excavation scheme is determined according to geological and hydrological data and the conditions of buildings nearby the site, and waterproof drainage work is performed. The person who is not excavated can use the method of putting the side slope to stabilize the earth slope, and the size of the slope is determined according to the relevant construction regulations. When a deeper foundation pit and a building adjacent to the deeper foundation pit are excavated, a foundation pit wall supporting method, a concrete-sprayed wall protecting method and a large foundation pit are used, and even an underground continuous wall and a columnar column type bored pile are used for interlocking, so that an outer soil layer is prevented from collapsing; for those who have no influence on nearby buildings, the underground water level can be reduced by a well point method, and slope releasing open cut is adopted; in cold regions, natural cold freezing method can be adopted for excavation and the like.
The dewatering well is a small well for draining accumulated water in a mine tunnel or a stope. In general, in the process of mining, an underground tunnel drainage system is available, so that water in a stope or a tunnel is guided into precipitation wells at certain intervals along a ditch, flows into a water sump through the underground tunnel communicated with the precipitation wells, and is drained to the ground through a special drainage well by a water pump or directly flows out of the ground through the drainage tunnel.
However, the existing foundation pit dewatering well plugging device has the following disadvantages when in use:
the dewatering well is arranged in the foundation pit, so that the underground water level can be efficiently reduced, the construction progress is accelerated, but for the area with abundant underground water and high permeability, the pressure of the permeating water is very high, the water level rises quickly, and the traditional method for directly welding the steel plate for plugging is difficult to solve the problem of plugging the dewatering well.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel plugging device of foundation ditch precipitation well to set up precipitation well in the foundation ditch of solving among the above-mentioned background art and can reduce ground water level high-efficiently for the construction progress, but to the abundant and high permeability region of groundwater, the infiltration water pressure is very big, the water level rises very fast, traditional direct welded steel sheet shutoff method is difficult to solve precipitation well shutoff problem.
In order to achieve the above object, the utility model provides a following technical scheme: a novel plugging device for a foundation pit dewatering well comprises a circular steel plate, a mantle fiber galvanized steel pipe and an inner wire pipe plug, wherein a central hole is formed in the middle position of the surface of the circular steel plate, the bottom end of the mantle fiber galvanized steel pipe is connected inside the central hole of the circular steel plate, the joint of the mantle fiber galvanized steel pipe and the central hole is in full welding, the inner wire pipe plug is spirally inserted at the top of the mantle fiber galvanized steel pipe, the circular steel plate and the inner opening of the dewatering well are in full welding, a self-suction pump is used for pumping accumulated water continuously gushed out from the dewatering well, after welding is finished, a welding seam is polished and coated with anti-rust paint, an external self-suction pump pipe is withdrawn immediately after finishing, a traditional well plugging steel plate is improved, in an area rich in underground water, the water level can be effectively controlled while the circular steel plate is welded, the well plugging steel plate is firmly welded, the inner wire pipe plug is screwed, one-time, the traditional secondary plugging is avoided, and the effects of cost reduction and efficiency improvement are obvious.
Preferably, the circular steel sheet upper surface symmetry has seted up the thread groove, the inside spiral of thread groove is pegged graft the lug, through pegging graft the lug spiral inside the thread groove, makes things convenient for the staff to pull circular steel sheet, easy operation, labour saving and time saving.
Preferably, interior screwed pipe plug upper surface intermediate position fixed connection T style of calligraphy handle, slot has all been seted up to T style of calligraphy handle both ends face position, carries out the shutoff to the open end on mantle fiber galvanized steel pipe top through interior screwed pipe plug, and T style of calligraphy handle makes things convenient for the staff to exert and twists the power soon, can also insert inside the slot through the helping hand stick, twists soon to interior screwed pipe plug is supplementary.
Preferably, interior screwed pipe plug outer wall ring is equipped with the bump adhesive tape and fixed for bonding, the inside top of interior screwed pipe plug bonds and has the sealing washer, through the frictional force between screwed pipe plug and the staff palm in the bump adhesive tape increase, improves stability, prevents to sideslip when revolving interior screwed pipe plug, improves the security of using, improves the leakproofness of interior screwed pipe plug and mantle fiber galvanized steel pipe junction through the sealing washer, has fine dustproof prevention of seepage performance, improves the result of use.
Preferably, the anti-skidding line has been seted up to mantle fiber galvanized steel pipe outer wall intermediate position, has increased the frictional force of staff's hand and mantle fiber galvanized steel pipe through the anti-skidding line, improves the stability of holding, prevents to drop.
Preferably, the joint of the round steel plate and the mantle fiber galvanized steel pipe is sprayed with an antirust paint coating, the round steel plate and the mantle fiber galvanized steel pipe are polished after being welded, and then the antirust paint coating is sprayed, so that the steel plate has good antirust and anticorrosive properties, and the service life is prolonged.
The utility model provides a novel plugging device of foundation ditch precipitation well possesses following beneficial effect:
the utility model discloses the steel pipe inner opening full weld to circular steel sheet and precipitation well, use the self priming pump to take out the ponding that precipitation well constantly gushed out simultaneously, the butt weld is polished and is applied paint with a brush rust-resistant paint after the welding finishes, withdraw from external self priming pump line immediately after the completion, improve traditional shut-in steel sheet, in the abundant region of groundwater, effective control water level in the time of can guaranteeing the circular steel sheet of welding, make shut-in steel sheet welding firm, then twist the internal thread pipe plug of dying, disposable shutoff is accomplished, real well head is irritated to follow-up reuse concrete, avoid traditional secondary shutoff, the effect of cost reduction increase is obvious.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a circular steel plate according to the present invention;
FIG. 3 is a schematic view of the inner screwed pipe plug structure of the present invention;
fig. 4 is a schematic structural view of the mantle fiber galvanized steel pipe of the present invention.
In the figure: 1. a circular steel plate; 101. a central bore; 102. a thread groove; 2. lifting lugs; 3. threading the galvanized steel pipe; 4. coating with an antirust paint; 5. plugging the internal thread pipe; 6. a T-shaped handle; 601. a slot; 7. bump adhesive tapes; 8. anti-skid lines; 9. and (5) sealing rings.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-4, the utility model provides a technical scheme: a novel plugging device for a foundation pit dewatering well comprises a circular steel plate 1, a mantle fiber galvanized steel pipe 3 and an inner wire pipe plug 5, wherein a center hole 101 is formed in the middle position of the surface of the circular steel plate 1, the bottom end of the mantle fiber galvanized steel pipe 3 is connected inside the center hole 101 of the circular steel plate 1, the joint of the mantle fiber galvanized steel pipe 3 and the center hole 101 is in full welding, the inner wire pipe plug 5 is spirally connected to the top of the mantle fiber galvanized steel pipe 3 in a splicing mode, the steel pipe inner opening of the circular steel plate 1 and the dewatering well is in full welding, meanwhile, an external self-priming pump is used for pumping accumulated water continuously gushed out of the dewatering well, after welding is finished, a welding seam is polished and is coated with anti-rust paint, the external self-priming pump pipe is immediately withdrawn after finishing welding, the traditional well sealing steel plate is improved, the water level can be effectively controlled when the circular steel plate is welded in an area rich in underground water, the one-time plugging is completed, concrete is used for filling the well mouth subsequently, the traditional secondary plugging is avoided, and the cost reduction and efficiency improvement effects are obvious.
Threaded groove 102 has been seted up to circular steel sheet 1 upper surface symmetry, lug 2 is pegged graft to the inside spiral of threaded groove 102 through pegging graft lug 2 spiral inside threaded groove 102, makes things convenient for the staff to pull circular steel sheet 1, easy operation, labour saving and time saving.
The middle position of the upper surface of the inner screwed pipe plug 5 is fixedly connected with a T-shaped handle 6, slots 601 are formed in the positions of two end faces of the T-shaped handle 6, the open end of the top end of the mantle fiber galvanized steel pipe 3 is plugged through the inner screwed pipe plug 5, the T-shaped handle 6 facilitates a worker to apply a screwing force, and the inner screwed pipe plug 5 can be plugged into the slots 601 through a power-assisting rod to assist in screwing.
The 5 outer wall rings of interior screwed pipe stopper are equipped with bump adhesive tape 7 and fixed for bonding, the bonding of 5 inside tops of interior screwed pipe stopper has sealing washer 9, through the frictional force between 5 and the staff's palm of screwed pipe stopper in the bump adhesive tape 7 increase, improves stability, prevents to sideslip when revolving interior screwed pipe stopper 5, improves the security of using, improves the leakproofness of interior screwed pipe stopper 5 and mantle fiber galvanized steel pipe 3 junction through sealing washer 9, has fine dustproof prevention of seepage performance, improves the result of use.
The round steel plate 1 and the mantle fiber galvanized steel pipe 3 junction are sprayed with the anti-rust paint coating 4, and after the round steel plate 1 and the mantle fiber galvanized steel pipe 3 are welded, polishing treatment is carried out, and then the anti-rust paint coating 4 is used for spraying, so that the round steel plate has good anti-rust and anti-corrosion performance, and the service life is prolonged.
According to the working principle, a central hole 101 is formed in the middle of the surface of a circular steel plate 1, the bottom end of a threading galvanized steel pipe 3 is connected inside the central hole 101 of the circular steel plate 1, the circular steel plate 1 and the inner opening of a steel pipe of a dewatering well are fully welded, meanwhile, an external self-suction pump is used for pumping accumulated water continuously gushed out of the dewatering well, after welding is finished, a welding seam is polished and coated with anti-rust paint, an external self-suction pump pipe is immediately withdrawn after finishing welding, the traditional well sealing steel plate is improved, the water level can be effectively controlled while the circular steel plate is welded in an underground water rich area, the well sealing steel plate is firmly welded, then, an internal thread pipe plug 5 is screwed, one-time sealing is finished, a well mouth is subsequently filled with concrete, traditional secondary sealing is avoided; the upper surface of the circular steel plate 1 is symmetrically provided with threaded grooves 102, the lifting lugs 2 are spirally inserted in the threaded grooves 102, and the lifting lugs 2 are spirally inserted in the threaded grooves 102, so that workers can conveniently pull the circular steel plate 1, the operation is simple, and time and labor are saved; the middle position of the upper surface of the inner screwed pipe plug 5 is fixedly connected with a T-shaped handle 6, two end surfaces of the T-shaped handle 6 are provided with slots 601, the open end of the top end of the mantle fiber galvanized steel pipe 3 is plugged by the inner screwed pipe plug 5, the T-shaped handle 6 is convenient for a worker to apply a screwing force, and can also be plugged inside the slots 601 through a power-assisting rod to assist in screwing the inner screwed pipe plug 5; the outer wall of the inner screwed pipe plug 5 is annularly provided with a convex point adhesive tape 7 and is fixedly bonded, the top end inside the inner screwed pipe plug 5 is bonded with a sealing ring 9, the friction force between the inner screwed pipe plug 5 and the palm of a worker is increased through the convex point adhesive tape 7, the stability is improved, the inner screwed pipe plug 5 is prevented from sideslipping when being screwed, the use safety is improved, the sealing performance of the joint of the inner screwed pipe plug 5 and the mantle fiber galvanized steel pipe 3 is improved through the sealing ring 9, the dustproof and impermeable performance is good, and the use effect is improved; the joint of the round steel plate 1 and the mantle fiber galvanized steel pipe 3 is sprayed with the antirust paint coating 4, after the round steel plate 1 and the mantle fiber galvanized steel pipe 3 are welded, polishing treatment is carried out, and then the antirust paint coating 4 is used for spraying, so that the round steel plate has good antirust and anticorrosive performance, and the service life is prolonged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a novel plugging device of foundation ditch precipitation well which characterized in that: including circular steel sheet (1), mantle fiber galvanized steel pipe (3) and interior screwed pipe stopper (5), centre bore (101) have been seted up to circular steel sheet (1) surface intermediate position, mantle fiber galvanized steel pipe (3) bottom links up inside centre bore (101) of circular steel sheet (1), mantle fiber galvanized steel pipe (3) and centre bore (101) junction are full weld, mantle fiber galvanized steel pipe (3) top spiral grafting interior screwed pipe stopper (5).
2. The novel plugging device of foundation pit dewatering well according to claim 1, characterized in that: the upper surface of the round steel plate (1) is symmetrically provided with a thread groove (102), and the inside of the thread groove (102) is spirally inserted with a lifting lug (2).
3. The novel plugging device of foundation pit dewatering well according to claim 1, characterized in that: the middle position of the upper surface of the inner threaded pipe plug (5) is fixedly connected with a T-shaped handle (6), and slots (601) are formed in the positions of two end surfaces of the T-shaped handle (6).
4. The novel plugging device of foundation pit dewatering well according to claim 1, characterized in that: the outer wall of the inner screwed pipe plug (5) is annularly provided with a salient point adhesive tape (7) and is fixed in a bonding mode, and the top end inside the inner screwed pipe plug (5) is bonded with a sealing ring (9).
5. The novel plugging device of foundation pit dewatering well according to claim 1, characterized in that: and anti-skid grains (8) are arranged in the middle of the outer wall of the mantle fiber galvanized steel pipe (3).
6. The novel plugging device of foundation pit dewatering well according to claim 1, characterized in that: and an antirust paint coating (4) is sprayed on the joint of the round steel plate (1) and the mantle fiber galvanized steel pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022268473.3U CN213709596U (en) | 2020-10-13 | 2020-10-13 | Novel plugging device of foundation ditch precipitation well |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022268473.3U CN213709596U (en) | 2020-10-13 | 2020-10-13 | Novel plugging device of foundation ditch precipitation well |
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| CN213709596U true CN213709596U (en) | 2021-07-16 |
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| CN202022268473.3U Active CN213709596U (en) | 2020-10-13 | 2020-10-13 | Novel plugging device of foundation ditch precipitation well |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115142454A (en) * | 2022-06-27 | 2022-10-04 | 中国建筑第八工程局有限公司 | Active pressure reduction well plugging method under large inrush force condition |
| CN115288174A (en) * | 2022-09-01 | 2022-11-04 | 中铁第六勘察设计院集团有限公司 | Dewatering well plugging device and construction method thereof |
-
2020
- 2020-10-13 CN CN202022268473.3U patent/CN213709596U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115142454A (en) * | 2022-06-27 | 2022-10-04 | 中国建筑第八工程局有限公司 | Active pressure reduction well plugging method under large inrush force condition |
| CN115288174A (en) * | 2022-09-01 | 2022-11-04 | 中铁第六勘察设计院集团有限公司 | Dewatering well plugging device and construction method thereof |
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