CN213114642U - Pile foundation hole solution cavity plugging device - Google Patents
Pile foundation hole solution cavity plugging device Download PDFInfo
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- CN213114642U CN213114642U CN202021692437.3U CN202021692437U CN213114642U CN 213114642 U CN213114642 U CN 213114642U CN 202021692437 U CN202021692437 U CN 202021692437U CN 213114642 U CN213114642 U CN 213114642U
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- support
- reinforcement cage
- pile foundation
- sleeve
- steel reinforcement
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Abstract
The utility model discloses a pile foundation hole karst cave plugging device, which comprises a plugging sleeve and a plurality of layers of supporting frames; the plugging sleeve is sleeved on the steel reinforcement cage, each layer of support frame comprises an inner polygonal support, an outer polygonal support and a plurality of adjusting mechanisms, the inner polygonal support is fixed in the outer polygonal support, the inner polygonal support and the outer polygonal support are located in the steel reinforcement cage, the adjusting mechanisms are respectively arranged at the top points of the outer polygonal support and are respectively and fixedly supported on reinforcing ribs of the steel reinforcement cage, the inner ends of the adjusting mechanisms are fixedly connected with the outer polygonal support, and the outer ends of the adjusting mechanisms are propped against the inner wall of the plugging sleeve. The utility model discloses fix and correspond position department with the solution cavity on the steel reinforcement cage, simple structure, it is with low costs, preparation simple to operate. When pouring pile foundation concrete, the shutoff sleeve can directly block up the solution cavity, reduces the concrete loss, avoids the emergence of the phenomenon of irritating excessively to guarantee pile foundation pouring quality, removed mortar backfill work simultaneously, it is very convenient to operate, has improved work efficiency greatly.
Description
Technical Field
The utility model relates to a plugging device, especially a can prevent plugging device of drilling bored concrete pile pouring in-process concrete loss belongs to building construction equipment technical field.
Background
Because there are more karst caves in the karst area underground, when drilling bored concrete pile drilling, often can meet these holes on pile foundation hole bottom and pile foundation hole lateral wall, when leading to concreting, the concrete that pours flows into in these holes easily, causes the concrete to run off and surpasses to irritate, and some pile foundation holes if do not take corresponding measure, can't accomplish the pile body even and pour, will cause very big waste, increase the cost, bring the risk for construction safety. In order to reduce concrete loss and avoid the occurrence of over-grouting phenomenon, currently, low-grade mortar or clay is generally backfilled on a karst cave, the karst cave is plugged, and pile foundation concrete is poured after the karst cave is precipitated. However, the method is complex and difficult to operate and has low working efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simple structure, with low costs, convenient operation and the high stake foundation hole solution cavity plugging device of work efficiency.
The utility model discloses a following technical scheme realizes:
a pile foundation hole karst cave plugging device is fixedly sleeved on a reinforcement cage corresponding to the position of a karst cave and comprises a plugging sleeve and a plurality of layers of supporting frames; the shutoff cover section of thick bamboo suit is on the steel reinforcement cage, the multilayer support frame is supported on the strengthening rib of corresponding position department in the steel reinforcement cage at interval respectively, every layer of support frame includes interior polygon support, outer polygon support and a plurality of adjustment mechanism, interior polygon support is fixed in outer polygon support, the two is located the steel reinforcement cage, a plurality of adjustment mechanism set up respectively in the summit department of outer polygon support, and respectively fixed stay is on the strengthening rib of steel reinforcement cage, the inner and outer polygon support of adjustment mechanism link firmly, adjustment mechanism outer end top is on shutoff sleeve inner wall.
The object of the invention is further achieved by the following technical measures.
According to the plugging device for the karst cave of the pile foundation hole, the adjusting mechanism comprises a first screw rod, a second screw rod, a threaded sleeve, a groove-shaped piece and a supporting block, one end of the first screw rod is fixedly connected with the outer polygonal support, the other end of the first screw rod is screwed on one end of the threaded sleeve, the other end of the threaded sleeve is screwed on one end of the second screw rod, the middle of the second screw rod is fixedly connected with a reinforcing rib of a reinforcement cage, the groove-shaped piece is fixed on the other end of the second screw rod, the supporting block is supported in the groove-shaped piece, and the outer end face of the supporting block.
According to the pile foundation hole karst cave plugging device, the inner polygonal support and the outer polygonal support are both regular hexagons.
In the plugging device for the karst cave of the pile foundation hole, the supporting block is made of concrete.
According to the pile foundation hole karst cave plugging device, the length of the plugging sleeve is 100 cm-120 cm larger than the diameter of the karst cave.
The utility model discloses fix and correspond position department with the solution cavity on the steel reinforcement cage, simple structure, it is with low costs, preparation simple to operate. When pouring pile foundation concrete, the shutoff sleeve can directly block up the solution cavity, reduces the concrete loss, avoids the emergence of the phenomenon of irritating excessively to guarantee pile foundation pouring quality, removed mortar backfill work simultaneously, it is very convenient to operate, has improved work efficiency greatly. The multilayer support frames are arranged in the plugging sleeve, so that the plugging sleeve can be stably and reliably supported, and the karst cave can be effectively plugged. The plugging sleeve is not in direct contact with the reinforcement cage, and when the plugging sleeve is corroded, the reinforcement cage can be prevented from being corroded.
The advantages and features of the invention will be illustrated and explained by the following non-restrictive description of preferred embodiments, which are given by way of example only with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of the present invention mounted on a reinforcement cage;
fig. 2 is an enlarged sectional view a-a of fig. 1.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in figure 1 and figure 2, the steel reinforcement cage is by inside to outside including strengthening rib 10, main muscle 20 and spiral stirrup 30, in order to make the utility model discloses the installation is more firm, on the steel reinforcement cage the utility model discloses installation department strengthening rib 10 is encrypted and is handled, and every 50cm sets up a strengthening rib 10, and its quantity is according to the karst cave size decision. The utility model discloses fixed suit is in the steel reinforcement cage on with solution cavity position department of correspondence, including shutoff sleeve 1 and multilayer support frame 2, 1 suits of shutoff sleeve are on the steel reinforcement cage, and its length is than the big 100cm ~ 120cm of solution cavity diameter, can adjust according to actual conditions, and the length of shutoff sleeve 1 is than the big 100cm of solution cavity diameter in this embodiment, can guarantee that shutoff sleeve 1 blocks up the solution cavity completely like this. Multilayer support frame 2 supports respectively on the strengthening rib 10 of corresponding position department in the steel reinforcement cage at the interval, the number of piles of support frame 2 can be increased and decreased according to the solution cavity size, every layer of support frame 2 includes interior polygon support 21, outer polygon support 22 and six adjustment mechanism 23, interior polygon support 21 is regular hexagon with outer polygon support 22, interior polygon support 21 welded fastening is in outer polygon support 22, the two is located the steel reinforcement cage, six adjustment mechanism 23 set up respectively in outer polygon support 22's summit department, and welded fastening supports respectively on the strengthening rib 10 of steel reinforcement cage, adjustment mechanism 23 the inner links firmly with outer polygon support 22 welded fastening, adjustment mechanism 23 outer end top is on the inner wall of shutoff sleeve 1.
The adjusting mechanism 23 includes a first screw 231, a second screw 232, a threaded sleeve 233, a channel 234 and a supporting block 235, one end of the first screw 231 is welded to the outer polygonal bracket 22, the other end of the first screw 231 is screwed to one end of the threaded sleeve 233, the other end of the threaded sleeve 233 is screwed to one end of the second screw 232, the channel 234 is welded to the other end of the second screw 232, the supporting block 235 is made of concrete, the supporting block 235 is supported in the channel 234, and the outer end face of the supporting block 235 abuts against the inner wall of the plugging sleeve 1. After all parts are installed in place, the screw sleeve 233 is rotated, the first screw 231 and the second screw 232 move in the radial direction away from each other at the moment, so that the plugging sleeve 1 is tightly pushed, after the pushing force of the supporting block 235 on the plugging sleeve 1 is adjusted, the middle part of the second screw 232 is fixedly connected with the reinforcing rib 10 of the reinforcement cage in a spot welding mode, and the whole device is fixedly connected with the reinforcement cage.
When drilling bored concrete pile drilling, then continue to creep into if meet the solution cavity, after the deep satisfying the demands of hole, will install the utility model discloses a steel reinforcement cage directly hoists to downthehole, normally carries out concrete placement.
In addition to the above embodiments, the present invention can also have other embodiments, and all technical solutions formed by equivalent replacement or equivalent transformation fall within the protection scope of the present invention.
Claims (5)
1. The utility model provides a pile foundation hole solution cavity plugging device which characterized in that: the plugging device is fixedly sleeved on the reinforcing cage at a position corresponding to the position of the karst cave and comprises a plugging sleeve and a plurality of layers of supporting frames; the shutoff cover section of thick bamboo suit is on the steel reinforcement cage, the multilayer support frame is supported on the strengthening rib of corresponding position department in the steel reinforcement cage at interval respectively, every layer of support frame includes interior polygon support, outer polygon support and a plurality of adjustment mechanism, interior polygon support is fixed in outer polygon support, the two is located the steel reinforcement cage, a plurality of adjustment mechanism set up respectively in the summit department of outer polygon support, and respectively fixed stay is on the strengthening rib of steel reinforcement cage, the inner and outer polygon support of adjustment mechanism link firmly, adjustment mechanism outer end top is on shutoff sleeve inner wall.
2. The pile foundation hole karst cave plugging device of claim 1, wherein: the adjusting mechanism comprises a first screw, a second screw, a threaded sleeve, a trough-shaped part and a supporting block, one end of the first screw is fixedly connected with the outer polygonal support, the other end of the first screw is screwed on one end of the threaded sleeve, the other end of the threaded sleeve is screwed on one end of the second screw, the middle part of the second screw is fixedly connected with a reinforcing rib of the reinforcement cage, the trough-shaped part is fixed on the other end of the second screw, the supporting block is supported in the trough-shaped part, and the outer end face of the supporting block abuts against the inner wall of the plugging sleeve.
3. The pile foundation hole karst cave plugging device of claim 1, wherein: the inner polygonal support and the outer polygonal support are both regular hexagons.
4. The pile foundation hole karst cave plugging device of claim 2, wherein: the supporting block is made of concrete.
5. The pile foundation hole karst cave plugging device of claim 1, wherein: the length of the plugging sleeve is 100 cm-120 cm larger than the diameter of the karst cave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021692437.3U CN213114642U (en) | 2020-08-14 | 2020-08-14 | Pile foundation hole solution cavity plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021692437.3U CN213114642U (en) | 2020-08-14 | 2020-08-14 | Pile foundation hole solution cavity plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213114642U true CN213114642U (en) | 2021-05-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021692437.3U Active CN213114642U (en) | 2020-08-14 | 2020-08-14 | Pile foundation hole solution cavity plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213114642U (en) |
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2020
- 2020-08-14 CN CN202021692437.3U patent/CN213114642U/en active Active
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