CN2934352Y - Root key type drilling perfusion stake construction device - Google Patents
Root key type drilling perfusion stake construction device Download PDFInfo
- Publication number
- CN2934352Y CN2934352Y CN 200620076066 CN200620076066U CN2934352Y CN 2934352 Y CN2934352 Y CN 2934352Y CN 200620076066 CN200620076066 CN 200620076066 CN 200620076066 U CN200620076066 U CN 200620076066U CN 2934352 Y CN2934352 Y CN 2934352Y
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- root key
- squeezed
- reinforcing cage
- muscle
- ring
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Abstract
The utility model relates to a root key type boring device for the bored concrete pile in the building construction such as the bridge and the house, etc, and is characterized in that a reinforced steel cage and a squeezing-spreading mechanism are provided, the reinforced steel cage is cylindrical whose inside wall and outside wall comprise some evenly disposed axial pile main tendons, internal main tendons, pile hoop tendons and inner ring support tendons, a root key is provided in a guide frame in the side wall, and the squeezing-spreading mechanism is positioned at the upper part of the reinforced steel cage and comprises a reversed cone type squeezing-spreading bit and a connecting rod. The device well optimizes the construction of the root key type boring device for the bored concrete pile construction, lowers and positions the preformed root key which is mounted on the guide frame made of the reinforce steel cage, and solves the problem of the positioning in the installation of the root key. The utility model utilizes the static pressure vibration of the root key to position and has a high work efficiency and a good reliability. When the root key is positioned, the concrete is poured in to be the anchoring panel point of the root key to stabilize the panel point to utilize the holding force of the soil on the root key to improve the stability of the structure to greatly reduce the weight of the structure, and is more economical.
Description
Technical field
The utility model relates to that civil engineering, bridge room are built, root key formula bored pile construction device in the hydro-structure.
Background technology
Traditional pile foundation mainly contains placing stake on the spot, sinks to stake, bores (digging) hole stake, preformed pile base form.So that placing stake application is comparatively general on the spot, still, part comes with some shortcomings in engineering.Hand excavated pile is the castinplace pile that carries out the supporting while excavating for better stratum.Because can the hand excavation and that underground geological conditions is better held its pile is reliable, but for soft stratum or the also stratum of easily collapsing, the stake that the degree of depth is bigger be inadvisable.
Tube-sinking cast-in-situ pile is to use minor diameter immersed tube machinery to sink to predetermined back, stratum and carries the piling method that the tube edge cast is vibrated.Bored pile and tube-sinking cast-in-situ pile mechanism are similar, current, and bored pile is often made major diameter (1.8 meters or above 1.8 meters) for reaching requirement for bearing capacity, and super long pile (greater than 50 meters) is used less economical on the engineering.
Summary of the invention
The purpose of this utility model is: provide that a kind of technology is simple, consumptive material is few, quick construction, work efficiency height, safe and reliable, be applicable to the root key formula bored pile construction device that diameter is bigger.
Concrete structural design scheme is such:
Root key formula bored pile construction device: comprise reinforcing cage and squeezed mechanism;
Described reinforcing cage is the cylindrical tube shape of both ends open, and its sidewall is made up of outer wall and inwall; Outer wall comprises the uniform main muscle of axial stake, and the main muscle of stake inboard is radially connecting the pile frame ring muscle of ring-type, and the main muscle outer radial of stake is connecting the pile ring muscle of ring-type; Inwall comprises main muscle in the axially uniform guiding skeleton, and main muscle is radially connecting the guiding skeleton internal frame ring muscle of ring-type in the guiding skeleton;
Guiding skeleton more than 3 is distributed in the same sidewall radially of reinforcing cage, is provided with the root key in each guiding skeleton;
Squeezed mechanism is positioned at reinforcing cage top, comprises squeezed head and connecting rod, and squeezed head is an inverted cone-shaped, and its top is connecting connecting rod, and its lower end is corresponding with the reinforcing cage central axis.
The cone top part of the squeezed head of described inverted cone-shaped is the flat-top of smooth transition.
The tail end of described key is smooth cambered surface termination.
Described reinforcing cage outer cover is equipped with casing.
Concrete operations step of the present utility model is such:
A, after drilling pouring pile hole is finished, along horizontal plane prefabricated key evenly is installed at reinforcing cage according to concrete stratum, the root key is welded in squeezed the burying of guiding skeleton of main muscle in the outer main muscle of reinforcing cage and the guiding skeleton by two ends.
B, guiding skeleton are to be welded by the guide ring of 2 above reinforcing bars with two ends, and skeleton is by inside and outside main muscle and internal frame ring muscle, and stirrup forms robust structure.
Arrange evenly in C, the guiding skeleton circumference that to being small inclination (little making progress), the guiding skeleton axially is provided with by row along stake in level.The prefabricated front end of root key is coniform, and end is the smooth shape of circular arc, is beneficial to move in the inclined-plane of root key along squeezed head when squeezed.The root key is fixed in the prefabricated guiding skeleton by thin wire, all as in the pile ring muscle scope
D, set in advance at corresponding reinforcing bar cage location according to the construction drill record commute stratum, hole of collapsing that the geotechnique weaves cotton cloth or sleeve, both all should guarantee the protective layer thickness of main muscle.
E, treat that reinforcing cage transfers the back that puts in place and carry out squeezed mechanism by squeezing vibrating device, squeezed mechanism is connected with the static pressure vibrating device on ground by connecting rod by a squeezed head of inverted cone-shaped, squeezed frustum cone height should be between 1 times and 2 times of vertical spacings of root key, on arrange the root key and with arranging the root key at present squeezed head is protected to stable effect by squeezed head extruding.
F, the squeezed by row from top to bottom key of squeezed head, treat that institute wants that the root key is squeezed and puts in place after, squeezed head proposes, and in time pours into a mould the drill-pouring pile concrete, cast is shaken and should be guaranteed to lead the concrete cast of skeleton when leading, the anchoring hard point of the skeleton formation root key that leads.
Useful technique effect of the present utility model is embodied in several aspects:
1, this device is well optimized root key formula bored pile construction, adopts prefabricated key of reinforcing cage structure guiding skeleton installation to transfer and puts in place, has solved the installation in position problem of root key.
2, the utility model uses the vibration of root key static pressure to put in place, fluid concrete became the anchorage node of root key after the root key of reinforcing bar guiding internal frame put in place, make node reliable and stable, utilize the soil body that the bond stress of root key has been increased stability of structure, alleviate dead load greatly, thereby had better economy.
3, adopting the job practices of these the complete sets of equipment is root key formula construction process for bored pile, root key static pressure operation work efficiency height wherein, good reliability.
Description of drawings
Fig. 1 is the utility model structural representation,
Fig. 2 is the utility model structural plan figure,
Fig. 3 is the A-A sectional view of Fig. 1,
Fig. 4 is a partial enlarged drawing among Fig. 1,
Fig. 5 is the vertical view of Fig. 4,
Fig. 6 is an elevation behind the squeezed EO,
Number in the figure:
Main muscle, 12 guiding skeleton internal frame ring muscle in 1 key, 2 squeezed connecting rods, 3 squeezed heads, 4 guiding skeletons, the 5 smooth terminations of key circular arc, 6 pile ring muscle, 7 lifting muscle, 8 steels or iron casings, 9 main muscle, 10 pile frame ring muscle, the 11 guiding skeletons guiding skeletons.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described by embodiment.
Embodiment:
Root key formula bored pile construction device comprises reinforcing cage and squeezed mechanism, sees Fig. 1.
Reinforcing cage is the cylindrical tube shape of both ends open, and its sidewall is made up of outer wall and inwall; Outer wall comprises the uniform main muscle 9 of axial stake, and the main muscle of stake 9 inboards are radially connecting the pile frame ring muscle 10 of ring-type, and main muscle 9 outer radial of stake are connecting the pile ring muscle 6 of ring-type, form robust structure; Inwall comprises main muscle 11 in the uniform axially directed skeleton, and main muscle 11 is radially connecting the guiding skeleton internal frame ring muscle 12 of ring-type in the guiding skeleton, and the outer lower portion of outer wall is equipped with lifting muscle 7, sees Fig. 1, Fig. 2 and Fig. 3.The reinforcing cage outer cover is equipped with casing 8.
Cylindric guiding skeleton 4 more than 3 is distributed in the same sidewall radially of reinforcing cage, in each guiding skeleton 4 column root key 1 is housed, and sees Fig. 1, Fig. 4 and Fig. 5; The afterbody of root key 1 is smooth cambered surface termination 5; Root key 1 inwardly with level to becoming small inclination β, be convenient to push the expansion of shaking.
Squeezed mechanism is positioned at reinforcing cage top, comprises squeezed 3 and connecting rod 2, and squeezed 3 is inverted cone-shaped, and its top is connecting connecting rod 2, and the cone top part that inverted cone-shaped is squeezed 3 is the flat-top of smooth transition, and corresponding with the reinforcing cage central axis.
Concrete constructing operation is as follows:
After drilling pouring pile hole is finished, along horizontal plane prefabricated key 1 evenly is installed at reinforcing cage according to concrete stratum, root key 1 is welded in main muscle in the outer main muscle of reinforcing cage and the guiding skeleton by two ends guiding skeleton 4 guiding are squeezedly gone in the sidewall soil body by squeezed 3, see Fig. 6.
The commute stratum, hole of collapsing is recorded in corresponding reinforcing bar cage location according to construction drill and sets in advance that the geotechnique weaves cotton cloth or sleeve 8.
Treat that reinforcing cage transfers the back that puts in place by lifting muscle 7 and utilize to squeeze the mechanism of shaking and carry out squeezed, the crowded mechanism of shaking passes through connecting rod 4 by squeezed 3 of an inverted cone-shaped and is connected with the static pressure vibrating device on ground, squeezed axial height should be 1 times and 2 times of vertical spacings of root key (between the 1d～2d), diameter should be smaller with bearing rod diameter in the guiding skeleton on the round platform, following diameter should be able to penetrate the endoporus of prefabricated key, on arrange the root key and squeezed 3 is protected to stable effect with arranging the root key at present by squeezed 3 extruding.
Squeezed 3 a squeezed by row from top to bottom key 1, after treating all the root key be squeezed to put in place, propose for squeezed 3, in time pour into a mould drill-pouring post concrete, cast should guarantee the concrete cast of skeleton of leading when vibrating, the guiding skeleton forms the anchoring hard point of root key, and the globality of root key formula bored pile has been given assurance.
Claims (4)
1, root key formula bored pile construction device is characterized in that: comprise reinforcing cage and squeezed mechanism;
Described reinforcing cage is the cylindrical tube shape of both ends open, and its sidewall is made up of outer wall and inwall; Outer wall comprises the uniform main muscle of axial stake, and the main muscle of stake inboard is radially connecting the pile frame ring muscle of ring-type, and the main muscle outer radial of stake is connecting the pile ring muscle of ring-type; Inwall comprises main muscle in the axially uniform guiding skeleton, and main muscle is radially connecting the guiding skeleton internal frame ring muscle of ring-type in the guiding skeleton;
Guiding skeleton more than 3 is distributed in the same sidewall radially of reinforcing cage, is provided with the root key in each guiding skeleton;
Squeezed mechanism is positioned at reinforcing cage top, comprises squeezed head and connecting rod, and squeezed head is an inverted cone-shaped, and its top is connecting connecting rod, and its lower end is corresponding with the reinforcing cage central axis.
2, according to claim 1 key formula bored pile construction device is characterized in that: the cone top part of the squeezed head of described inverted cone-shaped is the flat-top of smooth transition.
3, according to claim 1 key formula bored pile construction device, it is characterized in that: the tail end of described key is smooth cambered surface termination.
4, according to claim 1 key formula bored pile construction device, it is characterized in that: described reinforcing cage outer cover is equipped with casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620076066 CN2934352Y (en) | 2006-07-26 | 2006-07-26 | Root key type drilling perfusion stake construction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620076066 CN2934352Y (en) | 2006-07-26 | 2006-07-26 | Root key type drilling perfusion stake construction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2934352Y true CN2934352Y (en) | 2007-08-15 |
Family
ID=38351041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620076066 Expired - Lifetime CN2934352Y (en) | 2006-07-26 | 2006-07-26 | Root key type drilling perfusion stake construction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2934352Y (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359110A (en) * | 2011-08-03 | 2012-02-22 | 安徽省高速公路控股集团有限公司 | Modular cast-in-place construction method for large-diameter root foundation |
| CN102747954A (en) * | 2012-07-25 | 2012-10-24 | 中铁大桥局股份有限公司 | Hole-drilling guiding positioning system suitable for inclined rock surface and construction method |
| WO2012149670A1 (en) * | 2011-04-30 | 2012-11-08 | 安徽省高速公路控股集团有限公司 | Construction method for root-type foundation anchorage and bored, root-type cast in-situ pile with anchor bolts |
| CN103205965A (en) * | 2013-04-28 | 2013-07-17 | 何春林 | Root pressure grouting pile and construction method thereof |
| CN103911989A (en) * | 2014-04-25 | 2014-07-09 | 安徽省高速公路控股集团有限公司 | Underwater pouring root type foundation with retaining wall and construction method thereof |
| CN103911990A (en) * | 2014-04-25 | 2014-07-09 | 安徽省高速公路控股集团有限公司 | Underwater pouring type tubular column with retaining wall and construction method thereof |
| CN106638585A (en) * | 2016-11-25 | 2017-05-10 | 淮阴工学院 | Construction platform for facilitating root key construction of root type cast-in-place pile |
| CN106677173A (en) * | 2016-11-25 | 2017-05-17 | 淮阴工学院 | Root key construction device for root pouring pile |
| CN106759300A (en) * | 2016-11-25 | 2017-05-31 | 淮阴工学院 | Using the root key construction method of the root key constructing device of radical bored concrete pile |
| CN110076543A (en) * | 2019-04-30 | 2019-08-02 | 山东科技大学 | Increase resistance nail pressing machine and application method |
| CN110093942A (en) * | 2019-05-30 | 2019-08-06 | 安徽省交通控股集团有限公司 | A kind of assembled radical well foundation of two-wall hollow |
| CN110158580A (en) * | 2019-04-30 | 2019-08-23 | 山东科技大学 | Increase resistance bored concrete pile and construction method |
| CN110158588A (en) * | 2018-12-29 | 2019-08-23 | 中国科学院武汉岩土力学研究所 | Tilted keyed anchor cable, to the method for anchor hole slip casting |
| IT202200007295A1 (en) * | 2022-04-13 | 2023-10-13 | Iurij Notaro | CONSTRUCTION PROCEDURE OF A FOUNDATION PILE EQUIPPED WITH SPIKES ON THE LATERAL SURFACE |
-
2006
- 2006-07-26 CN CN 200620076066 patent/CN2934352Y/en not_active Expired - Lifetime
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012149670A1 (en) * | 2011-04-30 | 2012-11-08 | 安徽省高速公路控股集团有限公司 | Construction method for root-type foundation anchorage and bored, root-type cast in-situ pile with anchor bolts |
| CN102359110A (en) * | 2011-08-03 | 2012-02-22 | 安徽省高速公路控股集团有限公司 | Modular cast-in-place construction method for large-diameter root foundation |
| CN102747954A (en) * | 2012-07-25 | 2012-10-24 | 中铁大桥局股份有限公司 | Hole-drilling guiding positioning system suitable for inclined rock surface and construction method |
| CN103205965A (en) * | 2013-04-28 | 2013-07-17 | 何春林 | Root pressure grouting pile and construction method thereof |
| CN103911989A (en) * | 2014-04-25 | 2014-07-09 | 安徽省高速公路控股集团有限公司 | Underwater pouring root type foundation with retaining wall and construction method thereof |
| CN103911990A (en) * | 2014-04-25 | 2014-07-09 | 安徽省高速公路控股集团有限公司 | Underwater pouring type tubular column with retaining wall and construction method thereof |
| CN103911990B (en) * | 2014-04-25 | 2015-11-18 | 安徽省交通控股集团有限公司 | A kind of underwater casting formula tubing string with retaining wall and construction method thereof |
| CN106677173A (en) * | 2016-11-25 | 2017-05-17 | 淮阴工学院 | Root key construction device for root pouring pile |
| CN106638585A (en) * | 2016-11-25 | 2017-05-10 | 淮阴工学院 | Construction platform for facilitating root key construction of root type cast-in-place pile |
| CN106759300A (en) * | 2016-11-25 | 2017-05-31 | 淮阴工学院 | Using the root key construction method of the root key constructing device of radical bored concrete pile |
| CN106638585B (en) * | 2016-11-25 | 2018-11-13 | 淮阴工学院 | The operation platform constructed convenient for the root key of radical bored concrete pile |
| CN110158588A (en) * | 2018-12-29 | 2019-08-23 | 中国科学院武汉岩土力学研究所 | Tilted keyed anchor cable, to the method for anchor hole slip casting |
| CN110158588B (en) * | 2018-12-29 | 2024-05-03 | 中国科学院武汉岩土力学研究所 | Internal inclined root key type anchor cable and grouting method for anchor holes |
| CN110076543A (en) * | 2019-04-30 | 2019-08-02 | 山东科技大学 | Increase resistance nail pressing machine and application method |
| CN110158580A (en) * | 2019-04-30 | 2019-08-23 | 山东科技大学 | Increase resistance bored concrete pile and construction method |
| CN110076543B (en) * | 2019-04-30 | 2021-07-02 | 山东科技大学 | Resistance-increasing nail press-in machine and using method |
| CN110093942A (en) * | 2019-05-30 | 2019-08-06 | 安徽省交通控股集团有限公司 | A kind of assembled radical well foundation of two-wall hollow |
| IT202200007295A1 (en) * | 2022-04-13 | 2023-10-13 | Iurij Notaro | CONSTRUCTION PROCEDURE OF A FOUNDATION PILE EQUIPPED WITH SPIKES ON THE LATERAL SURFACE |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070815 |
|
| EXPY | Termination of patent right or utility model |