CN217733994U - A steel sheet is protected with protecting to construction of overlength big diameter hole stake - Google Patents
A steel sheet is protected with protecting to construction of overlength big diameter hole stake Download PDFInfo
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- CN217733994U CN217733994U CN202220712186.3U CN202220712186U CN217733994U CN 217733994 U CN217733994 U CN 217733994U CN 202220712186 U CN202220712186 U CN 202220712186U CN 217733994 U CN217733994 U CN 217733994U
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- water injection
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Abstract
The utility model relates to a big diameter hole of overlength stake construction is with protecting a steel sheet relates to the field of protecting a steel sheet technique, and it includes a plurality of curved backplate, and the connection can be dismantled through the bolt to the side of backplate, and a plurality of backplate enclose into cylindric a steel sheet body that protects, and this application is through protecting a steel sheet body split and be a plurality of backplate, and single backplate is small, light in weight, convenient transport, and under the same loading space, more that the backplate can load can effectively reduce the cost of transportation.
Description
Technical Field
The application relates to the field of pile casing steel plate technology, in particular to a pile casing steel plate for construction of an ultralong large-diameter hole pile.
Background
All can use in the bored concrete pile construction and protect a section of thick bamboo steel sheet, protect a section of thick bamboo steel sheet can stabilize the pore wall, prevent the hole that collapses, can also keep apart surface water, guide bit, fixed pile position.
In the related art, the cylindrical steel pipe integrally formed by the pile casing steel plate is used for embedding the pile casing steel plate into the ground during hole pile construction, concrete is poured into the pile casing steel plate after drilling is finished, and the pile casing steel plate needs to be pulled out before initial setting of the concrete.
In view of the above-mentioned related technologies, the inventor believes that when a hole pile with an ultra-large diameter is formed, a frontal protection tube steel plate needs to be used, and the large-size cylindrical protection tube steel plate is inconvenient to transport.
SUMMERY OF THE UTILITY MODEL
In order to facilitate the transportation of the pile casing steel plate, the application provides a pile casing steel plate for the construction of an ultralong large-diameter hole pile, and the pile casing steel plate has the effects of convenience in disassembly and convenience in carrying.
The application provides a pair of overlength big diameter hole pile construction is with protecting a steel sheet adopts following technical scheme:
the utility model provides a construction of overlength big diameter hole stake is with protecting a steel sheet, includes a plurality of curved backplate, the connection can be dismantled through the bolt to the side of backplate, and is a plurality of the backplate encloses into cylindric a steel sheet body that protects.
Through adopting above-mentioned technical scheme, will protect a steel sheet body split to be a plurality of curved backplate, can dismantle the connection through the bolt between the adjacent backplate, when needs are transported, the weight of single backplate is littleer, occupation space is also littleer, compares in the correlation technique an integral structure protect a section of thick bamboo, transports with the same truck, and more backplate can be transported simultaneously to the truck, can effectively improve the conveying efficiency who protects a section of thick bamboo, saves the cost of transportation.
Optionally, it is adjacent be provided with the water injection pipe between the backplate, be located on the water injection pipe a plurality of apopores have been seted up to one side in the outside of protecting a steel sheet body, the water injection pipe with can dismantle the connection between the backplate.
Through adopting above-mentioned technical scheme, set up the water injection pipe between adjacent backplate and set up the outlet pipe on the lateral wall of water injection pipe, after concreting in the backplate, when a steel plate body will be protected to needs to extract, can be with high-pressure pump to water injection or other liquid that help the lubrication in the water injection pipe, the water of pouring into can lubricate week side of a steel plate body, can effectively reduce the resistance when protecting a steel plate body and extract, the convenience will protect a dry plate body and extract.
Optionally, the water injection pipe is provided with a slot along the length direction at a position close to the guard plates at two sides, and the guard plates are inserted into the slot.
Through adopting above-mentioned technical scheme, correspond the position of backplate in the both sides of water injection pipe and set up the slot, insert the backplate and establish in the slot, in the work progress, protect a section of thick bamboo steel sheet body and insert in the soil layer, the soil horizon around can form the extrusion to the backplate, the both ends of backplate are inserted in the slot, and the backplate can be crowded more tightly by the soil layer more, helps improving the connection compactness between protecting a section of thick bamboo body.
Optionally, one end of the outer side of the water outlet hole is inclined towards the upper side of the guard plate.
Through adopting above-mentioned technical scheme, set up apopore outside one end into towards the upside slope, when will protecting a steel sheet body and insert the soil layer, the apopore is difficult for pouring into to earth, conveniently to protecting a steel sheet body outside water injection.
Optionally, the top of water injection pipe is provided with the water inlet, the bottom of water injection pipe does not establish the opening.
Through adopting above-mentioned technical scheme, set up the water inlet at the top of water injection pipe, do not set up the opening in the bottom of water injection pipe, will protect a steel sheet body and insert the in-process of soil layer, the water injection pipe can not be poured into from the bottom to earth, also makes things convenient for from the top to the intraductal water injection of water injection.
Optionally, the cross-sectional profiles of the guard plate and the water injection pipe are downward set to be tapered gradually.
Through adopting above-mentioned technical scheme, set up the bottom of backplate and water injection pipe into the toper that reduces gradually, can conveniently insert the soil layer.
Optionally, the water inlet is provided with a connecting thread for connecting water injection equipment.
Through adopting above-mentioned technical scheme, set up connecting thread in water filling opening department, conveniently connect water injection equipment.
Optionally, the outer side walls of the two sides of the slot are provided with countersunk holes for penetrating bolts.
Through adopting above-mentioned technical scheme, set up the counter sink on the lateral wall of slot both sides, bury the head of bolt in the counter sink, compare in directly exposing the bolt head, can effectively reduce the resistance that protects a steel sheet body and extract.
In summary, the present application includes at least one of the following beneficial technical effects:
the protective tube steel plate body is provided with the plurality of detachably connected protective plates, the single protective plate is small in size and light in weight, when the protective tube steel plate body is transported, the integral protective tube steel plate body is large in size, and the plurality of protective plates which are split into the protective plates can be loaded at the same time on the premise of equal volume loading capacity, so that the transportation efficiency can be effectively improved, and the transportation cost can be reduced;
the water injection pipes are arranged between the adjacent guard plates, the outer side walls of the water injection pipes are provided with a plurality of water outlet holes, the protective cylinder body needs to be pulled out after construction is completed, water or some liquid which can help lubrication is injected into the water injection pipes through high-pressure pumps before the water injection pipes are pulled out, so that soil on the outer side of the protective cylinder steel plate body can play a certain lubricating effect after being wetted, the friction force between the protective cylinder steel plate body and a soil layer can be effectively reduced, and the protective cylinder steel plate body is convenient to pull out;
through the upside slope that protects a steel sheet body with the outside one end orientation of apopore, when will protecting a steel sheet body and insert the soil layer, the difficult apopore that gets into outer end tilt up of earth can make things convenient for the water injection in-process, and rivers flow fast and protect a steel sheet body's the outside.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is an enlarged view of a portion of area A of FIG. 1;
fig. 3 isbase:Sub>A schematic sectional view taken along linebase:Sub>A-base:Sub>A in fig. 1.
Reference numerals are as follows: 1. a casing steel plate body; 11. a guard plate; 111. inserting a block; 12. a water injection pipe; 121. inserting slots; 122. a water inlet; 123. connecting threads; 124. a water outlet hole; 125. and (4) countersinking.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a big diameter hole of overlength stake construction is with protecting a steel sheet, refer to fig. 1, including a plurality of curved backplate 11 and a plurality of water injection pipe 12, water injection pipe 12 passes through the bolt can be dismantled and fix between adjacent backplate 11, and water injection pipe 12 makes up into cylindrical tubiform with backplate 11 and protects a steel sheet body 1.
Referring to fig. 1 and 2, the water injection pipe 12 is a pipe having an outer profile of a rectangular cuboid and a circular hole inside, slots 121 are formed in both sides of the water injection pipe 12 close to the guard plate 11 along the length direction, insertion blocks 111 are integrally arranged on both sides of the guard plate 11 corresponding to the slots 121, and the insertion blocks 111 are inserted into the slots 121. The counter sink 125 is provided on the inner and outer side walls of the water injection pipe 12 corresponding to the slot 121, the counter sink 125 is disposed along the length direction of the water injection pipe 12, and the bolt is inserted into the counter sink 125 to fix the guard plate 11 to the water injection pipe 12.
Referring to fig. 2 and 3, the bottom of the water injection pipe 12 is not perforated, a water inlet 122 is opened at the top end of the water injection pipe 12, and a connection screw 123 for connecting a water injection device is formed at the water inlet 122. A plurality of water outlet holes 124 are formed in the outer side wall of the water injection pipe 12 in a penetrating manner, and the water outlet holes 124 are distributed along the length direction of the water injection pipe 12; the outer end of the water outlet hole 124 is inclined towards the top of the casing steel plate body 1.
The water injection pipe 12 and the guard plate 11 are both set to be of a conical structure with a large top end and a small lower end in the shape of a cross section outline, and the protective cylinder steel plate body 1 can be conveniently inserted into a soil layer.
The embodiment of the application discloses a construction of overlength big diameter hole stake is with protecting a steel sheet's implementation principle does: through with the split backplate steel sheet body 1 for backplate 11 and water injection pipe 12, individual backplate 11 and water injection pipe 12 are small, light in weight. Compared with the integral type pile casing steel plate body 1 in the related art, the pile casing steel plate body 1 is split into the single guard plate 11 and the single water injection pipe 12 in the same loading space in the transportation process, and more pile casings can be loaded.
Simultaneously, set up water injection pipe 12 and set up a plurality of outlet pipes on the lateral wall of water injection pipe 12, after the construction is accomplished, need to protect a section of thick bamboo steel sheet body 1 to extract, can be through high-pressure pump from water inlet 122 department to water injection pipe 12 in water injection or have the lubricated liquid of helping, the lateral wall that will protect a section of thick bamboo steel sheet body 1 is moist, can play lubricated effect after the earth with protecting a section of thick bamboo lateral wall contact is moist by water, when will protect a section of thick bamboo steel sheet body 1 to extract, can reduce the resistance, the convenience is extracted a section of thick bamboo that will protect.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, 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 (7)
1. The utility model provides a super long big diameter hole pile construction is with protecting a steel sheet which characterized in that: including a plurality of curved backplate (11), the side of backplate (11) passes through the bolt can dismantle the connection, and is a plurality of backplate (11) enclose into cylindric section of thick bamboo steel sheet body (1), and is adjacent be provided with water injection pipe (12) between backplate (11), lie in on water injection pipe (12) protect one side in the outside of a section of thick bamboo steel sheet body (1) and seted up a plurality of apopores (124), water injection pipe (12) with can dismantle the connection between backplate (11).
2. The pile casing steel plate for the construction of the ultra-long large-diameter hole pile as claimed in claim 1, wherein: the water injection pipe (12) is close to the two sides, slots (121) are formed in the positions of the protection plates (11) along the length direction, and the protection plates (11) are inserted into the slots (121).
3. The pile casing steel plate for the construction of the ultra-long large-diameter hole pile as claimed in claim 1, wherein: one end of the outer side of the water outlet hole (124) inclines towards the upper side of the guard plate (11).
4. The pile casing steel plate for the construction of the ultra-long large-diameter hole pile as claimed in claim 1, wherein: the top of water injection pipe (12) is provided with water inlet (122), the opening is not established to the bottom of water injection pipe (12).
5. The pile casing steel plate for construction of the ultra-long large-diameter hole pile as claimed in claim 1, wherein: the cross section profiles of the guard plate (11) and the water injection pipe (12) are downwards set to be in a tapered shape which is gradually reduced.
6. The pile casing steel plate for the construction of the ultra-long large-diameter hole pile as claimed in claim 4, wherein: and a connecting thread (123) for connecting water injection equipment is arranged at the water inlet (122).
7. The pile casing steel plate for construction of the ultra-long large-diameter hole pile as claimed in claim 2, wherein: the outer side walls of the two sides of the slot (121) are provided with counter bores (125) for penetrating bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220712186.3U CN217733994U (en) | 2022-03-29 | 2022-03-29 | A steel sheet is protected with protecting to construction of overlength big diameter hole stake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220712186.3U CN217733994U (en) | 2022-03-29 | 2022-03-29 | A steel sheet is protected with protecting to construction of overlength big diameter hole stake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217733994U true CN217733994U (en) | 2022-11-04 |
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ID=83814728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220712186.3U Active CN217733994U (en) | 2022-03-29 | 2022-03-29 | A steel sheet is protected with protecting to construction of overlength big diameter hole stake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217733994U (en) |
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2022
- 2022-03-29 CN CN202220712186.3U patent/CN217733994U/en active Active
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