CN108589703B - Anti-overcharging device for filling pile - Google Patents
Anti-overcharging device for filling pile Download PDFInfo
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- CN108589703B CN108589703B CN201810837557.9A CN201810837557A CN108589703B CN 108589703 B CN108589703 B CN 108589703B CN 201810837557 A CN201810837557 A CN 201810837557A CN 108589703 B CN108589703 B CN 108589703B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
Abstract
The invention discloses an anti-overcast device of a cast-in-place pile, which is used for preventing overcast when concrete is poured into a cast-in-place hole, and comprises: the support plate is annular and is horizontally and coaxially arranged right above the pouring hole; a sliding tube; a conduit; a lead plate; the telescopic rod is in an annular sealing shell shape and is coaxially arranged outside the sliding tube, the non-telescopic upper end of the telescopic rod is fixed on the supporting plate through a bearing, and a gear is fixedly sleeved outside the upper end of the telescopic rod; a plurality of groups of round rods are arranged on the lower surface of the first annular plate of the pair of electric telescopic rods, the connecting line of the centers of each group of round rods passes through the center of the first annular plate, the included angle between the connecting lines of the centers of any two adjacent groups of round rods is 30 degrees, and the round rods are in one-to-one correspondence with the second round through holes; a second annular plate; wherein, the gear drives its circumference through slewing mechanism. The invention has the advantages of simple structure, sensitive measurement and the like, and can be applied to the technical field of preventing the filling pile from being excessively filled.
Description
Technical Field
The invention relates to the technical field of anti-overcharging. More particularly, the present invention relates to an anti-overcurrents device for cast-in-place piles.
Background
In the process of filling the filling pile, a floating slurry layer appears on the upper part of the concrete due to various reasons, the strength of the floating slurry layer in coagulation cannot meet the standard requirement of the filling pile, and the accurate measurement of the elevation of the filling pile can be influenced. In the actual construction process, the actual height of the concrete needs to be determined in the following two ways: a weight is fixed through a measuring rope, the weight is placed in the pouring hole, and whether the elevation is reached or not is determined by judging whether the weight generates pulling force to hands of a person or not; and secondly, adopting an elevation rod to probe whether the concrete reaches the elevation. The two modes are only judged by the proficiency and experience of engineering personnel, and the out-of-standard detection is easy to detect after the filling out-of-standard.
Disclosure of Invention
It is an object of the present invention to solve at least the above problems and to provide at least the advantages to be described later.
The invention also aims to provide an anti-overcrowding device for the bored concrete pile, which has a simple structure and is sensitive in measurement.
To achieve these objects and other advantages and in accordance with the purpose of the invention, there is provided an overcharge preventing device for a cast-in-place pile for preventing overdrinking when concrete is poured into a pouring hole, comprising:
the support plate is annular and is horizontally and coaxially arranged right above the pouring hole;
the sliding tube is exactly sleeved in the supporting plate, and the inner wall of the sliding tube is inwards sunken to form a pair of long sliding grooves which are oppositely arranged and have square cross sections; the outer wall of the sliding tube is inwards sunken to form a pair of strip-shaped grooves which are opposite, square in cross section and vertically through; the length directions of the sliding groove and the strip-shaped groove are parallel to the axis direction of the sliding tube;
the guide pipe is sleeved in the sliding pipe just, the lower end of the guide pipe protrudes out of the lower end of the sliding pipe, a pair of fixing blocks which are matched with the sliding grooves in a one-to-one correspondence manner are oppositely arranged on the outer wall of the guide pipe, and the length of the fixing blocks is smaller than that of the sliding grooves; the fixed blocks can be arranged in the corresponding sliding grooves in an up-down sliding manner;
the lead plate is annular, the inner ring of the lead plate is attached to the lowest end of the sliding tube and horizontally fixed to the lowest end of the sliding tube, a plurality of groups of first round through holes penetrating the upper bottom surface and the lower bottom surface of the lead plate are formed in the lead plate, connecting lines of the centers of the first round through holes of each group penetrate through the center of the lead plate, and an included angle of connecting lines of the centers of any adjacent first round through holes is 30 degrees; the diameter of the first round through hole is 1-2 cm;
the telescopic rod is in an annular sealing shell shape and is coaxially arranged outside the sliding tube, the non-telescopic upper end of the telescopic rod is fixed on the supporting plate through a bearing, and a gear is fixedly sleeved outside the upper end of the telescopic rod; a plurality of groups of second round through holes which are in one-to-one correspondence with the first round through holes are formed in the bottom plate of the telescopic rod;
a pair of electric telescopic rods which are vertically arranged in an annular space between the telescopic rods and the sliding tube, wherein the non-telescopic upper ends of the electric telescopic rods are fixed on the supporting plate;
the first annular plate is horizontally sleeved outside the sliding pipe and positioned in an annular space between the telescopic rod and the sliding pipe, and the upper surface of the first annular plate is fixedly connected with the lower ends of a pair of electric telescopic rods; a plurality of groups of round rods are arranged on the lower surface of the first annular plate, connecting lines of the centers of the round rods of each group penetrate through the centers of the first annular plate, included angles between connecting lines of the centers of the round rods of any two adjacent groups are 30 degrees, and the round rods are in one-to-one correspondence with the second round through holes;
the second annular plate is horizontally sleeved outside the sliding pipe and positioned in an annular space between the telescopic rod and the sliding pipe, the second annular plate is attached to the bottom plate of the telescopic rod, and a plurality of groups of third round through holes penetrating the upper bottom surface and the lower bottom surface of the second annular plate are arranged on the second annular plate and correspond to the second round through holes one by one; a pair of sliding blocks which are matched with the strip-shaped grooves and correspond to each other one by one are oppositely arranged on the side wall of the second annular plate, and the second annular plate can slide up and down along the height direction of the sliding pipe through the pair of sliding blocks;
wherein, the gear drives its circumference through slewing mechanism.
Preferably, the telescopic rod comprises at least three coaxial cylindrical sleeve rods, wherein the three sleeve rods are a first rod, a second rod and a third rod, the inner walls of the first rod and the second rod are sunken to form a pair of vertical through grooves with square opposite cross sections, and the top surface and the bottom surface of the vertical through grooves are provided with baffles; the lower ends of the outer walls of the second rod and the third rod are respectively provided with a pair of sliding blocks, and the sliding blocks are matched with the vertical through grooves; the pair of sliding blocks of the second rod can slide along the axis direction of the sliding blocks and are not fallen off, and the pair of sliding blocks of the third rod can slide along the axis direction of the sliding blocks and are not fallen off, and are arranged in the pair of vertical through grooves of the second rod;
the first pole up end is provided with the roof, the third pole lower extreme face is provided with the bottom plate.
Preferably, the outer wall of the sliding tube is provided with an elevation ruler along the height direction thereof.
Preferably, the rotation mechanism includes:
a driving gear horizontally disposed and engaged with the gear;
and the shell of the motor is vertically fixed on the lower surface of the supporting plate, and the output shaft of the motor vertically penetrates through and is fixed in the central through hole of the driving gear.
Preferably, the outer side wall and the inner side wall of the first annular plate are adhered with a layer of wear-resistant rubber.
Preferably, a pair of limiting blocks are oppositely arranged on the outer wall of the sliding tube, and the limiting blocks correspond to and are matched with the strip-shaped grooves.
The invention at least comprises the following beneficial effects:
the lead plate of the anti-overcast device of the cast-in-place pile provided by the invention can sink in the slurry due to excessive weight until the lead plate is propped against the upper end surface of the poured concrete, and the slurry layer can emerge from the first round through hole on the lead plate in the sinking process of the lead plate, wherein the diameter of the first round through hole is set to be 1-2cm and is lower than the diameter of sand commonly used by concrete, so that the lead plate can not continue to sink when encountering the concrete layer next time, but is propped against the upper end surface of the poured concrete, whether the pouring reaches the standard can be easily judged through the upward movement degree of the sliding tube, and the pouring of the concrete into the pouring hole can be stopped immediately when the cast-in-place pile reaches the elevation.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged view of the invention at A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of the structure of the second ring plate according to the present invention;
FIG. 5 is a schematic view of the structure of the base plate according to the present invention;
fig. 6 is a schematic structural view of the telescopic rod according to the present invention.
Reference numerals illustrate:
1. pouring holes, 2, a supporting plate, 3, a sliding tube, 4, a sliding groove, 5, a strip-shaped groove, 6, a guide tube, 7, a fixed block, 8, a lead plate, 9, a telescopic rod, 10, a gear, 11, an electric telescopic rod, 12, a first annular plate, 13, a second annular plate, 14, a third circular through hole, 15, a sliding block, 16, a first rod, 17, a second rod, 18, a third rod, 19, a sliding block, 20, a bottom plate, 21, a circular rod, 22, a driving gear, 23 and a second circular through hole.
Detailed Description
The present invention is described in further detail below with reference to the drawings to enable those skilled in the art to practice the invention by referring to the description.
It should be noted that the experimental methods described in the following embodiments, unless otherwise specified, are all conventional methods, and the reagents and materials, unless otherwise specified, are all commercially available; in the description of the present invention, the terms "transverse", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus are not to be construed as limiting the present invention.
As shown in fig. 1 to 6, the present invention provides an overcharge preventing device for a cast-in-place pile for preventing an overcharge when concrete is poured into a pouring hole 1, comprising:
a support plate 2 which is annular and is horizontally and coaxially arranged right above the pouring hole 1;
the sliding tube is exactly sleeved in the supporting plate 2, and the inner wall of the sliding tube is inwards sunken to form a pair of long sliding grooves 4 which are oppositely arranged and have square cross sections; the outer wall of the sliding tube is inwards sunken to form a pair of strip-shaped grooves 5 which are opposite, square in cross section and vertically through; the length directions of the sliding groove 4 and the strip-shaped groove 5 are parallel to the axis direction of the sliding tube;
the guide pipe 6 is exactly sleeved in the sliding pipe, the lower end of the guide pipe 6 protrudes out of the lower end of the sliding pipe, a pair of fixing blocks 7 which are matched with the sliding grooves 4 and correspond to each other one by one are oppositely arranged on the outer wall of the guide pipe 6, and the length of the fixing blocks is smaller than that of the sliding grooves 4; the fixed blocks 7 are arranged in the corresponding sliding grooves 4 in a vertically sliding manner;
the lead plate 8 is annular, the inner ring of the lead plate is attached to the lowest end of the sliding tube and horizontally fixed to the lowest end of the sliding tube, a plurality of groups of first round through holes penetrating the upper bottom surface and the lower bottom surface of the lead plate 8 are arranged on the lead plate 8, connecting lines of the centers of the first round through holes of each group penetrate through the center of the lead plate 8, and an included angle of connecting lines of the centers of any adjacent first round through holes is 30 degrees; the diameter of the first round through hole is 1-2 cm;
the telescopic rod 9 is in a ring-shaped sealed shell shape and is coaxially arranged outside the sliding tube, the non-telescopic upper end of the telescopic rod 9 is fixed on the supporting plate 2 through a bearing, and a gear 10 is fixedly sleeved outside the upper end of the telescopic rod 9; a plurality of groups of second round through holes 23 which are in one-to-one correspondence with the first round through holes are arranged on the bottom plate 20 of the telescopic rod 9;
a pair of electric telescopic rods 11 which are vertically arranged in an annular space between the telescopic rods and the sliding tube, wherein the non-telescopic upper ends of the electric telescopic rods 11 are fixed on the supporting plate 2;
the first annular plate 12 is horizontally sleeved outside the sliding pipe and positioned in the annular space between the telescopic rods and the sliding pipe, and the upper surface of the first annular plate 12 is fixedly connected with the lower ends of a pair of electric telescopic rods 11; a plurality of groups of round rods 21 are arranged on the lower surface of the first annular plate 12, the connecting line of the centers of each group of round rods 21 passes through the centers of the first annular plate 12, the included angle between the connecting lines of the centers of the round rods 21 of any two adjacent groups is 30 degrees, and the round rods 21 are in one-to-one correspondence with the second round through holes 23;
the second annular plate 13 is horizontally sleeved outside the sliding pipe and positioned in an annular space between the telescopic rod and the sliding pipe, the second annular plate 13 is attached to the bottom plate 20 of the telescopic rod, and the second annular plate 13 is provided with a plurality of groups of third circular through holes 14 penetrating the upper bottom surface and the lower bottom surface of the second annular plate, and the third circular through holes correspond to the second circular through holes 23 one by one; a pair of sliding blocks 15 which are matched with the strip-shaped grooves 5 and are in one-to-one correspondence are oppositely arranged on the side wall of the second annular plate 13, and the second annular plate 13 can slide up and down along the height direction of the sliding pipe through the pair of sliding blocks 15;
wherein the gear 10 drives the circumference of the gear to rotate through a rotating mechanism.
In the technical scheme, the principle of preventing the over-filling is as follows: similar to the weight principle in the conventional technology, the lead plate 8 sinks in the slurry due to excessive weight until the lead plate 8 is propped against the upper end face of the poured concrete, and a slurry layer can emerge from a first round through hole on the lead plate 8 in the sinking process of the lead plate 8, wherein the diameter of the first round through hole is set to be 1-2cm and is lower than the diameter of sand commonly used by the concrete, so that the lead plate 8 cannot continue to sink when encountering the concrete layer next time, but is propped against the upper end face of the poured concrete. The concrete is poured downwards from the guide pipe 6 continuously, the upper end face of the concrete rises continuously and drives the lead plate 8 which is abutted against the upper end face of the concrete to rise continuously, so that the guide pipe 6 connected with the lead plate 8 is driven to rise no matter what is, and the guide pipe 6 is prevented from being blocked. The specific method for preventing the over-filling comprises the following steps: before pouring, the guide pipe 6 is deeply penetrated into the pouring hole 1 and is propped against the bottom of the pouring hole 1, the depth of the sliding pipe 3 extending into the pouring hole 1 at the moment is marked, the depth of the sliding pipe 3 extending into the pouring hole 1 when the concrete pouring reaches the design elevation is marked according to the design elevation of the pouring hole 1, the depth becomes the first depth, and pouring of the concrete into the concrete is immediately stopped when the sliding pipe 3 reaches the first depth in the pouring process. In marking the first depth, care is taken to subtract the difference in height between the chute 4 and the fixed block 7.
In the process of pouring, in order to prevent sundries from blocking the first round through hole on the lead plate 8, the rotating mechanism rotates to drive the telescopic rod to rotate, so that the second round through hole 23 on the bottom plate 20 of the telescopic rod is in one-to-one correspondence with the third round through hole 14 of the second annular plate 13 and the first round through hole on the lead plate 8, the electric telescopic rod 11 stretches and stretches to enable the round rod 21 to sequentially pass through the third round through hole 14, the second round through hole 23 and the first round through hole, and after a blocking object in the first round through hole is pushed out, the electric telescopic rod 11 is retracted and rotated to enable the bottom plate 20 of the telescopic rod to be in non-correspondence with the third round through hole 14, so that the telescopic rod is sealed.
In another technical scheme, the telescopic rod comprises at least three coaxial cylindrical sleeve rods, wherein the three sleeve rods are a first rod 16, a second rod 17 and a third rod 18, the inner walls of the first rod 16 and the second rod 17 are sunken to form a pair of vertical through grooves with square cross sections, and the top surfaces and the bottom surfaces of the vertical through grooves are provided with baffles; the lower ends of the outer walls of the second rod 17 and the third rod 18 are respectively provided with a pair of sliding blocks 19, and the sliding blocks 19 are matched with the vertical through grooves; the pair of sliding blocks 19 of the second rod 17 can slide along the axial direction and are not separated from the pair of vertical through grooves arranged on the first rod 16, and the pair of sliding blocks of the third rod 18 can slide along the axial direction and are not separated from the pair of vertical through grooves arranged on the second rod 17;
the upper end surface of the first rod 16 is provided with a top plate, and the lower end surface of the third rod 18 is provided with the bottom plate 20.
In this kind of technical scheme, the bottom plate 20 of telescopic link offsets with the up end of PLASTIC LAMINATED 8, and when the PLASTIC LAMINATED 8 risees, promotes the telescopic link and rises, simple structure and cost-effective, need not power and can realize the flexible of telescopic link. The number of loop bars of the telescopic bars is designed according to the requirement.
In another technical scheme, the outer wall of the sliding tube is provided with an elevation ruler along the height direction of the sliding tube.
In the technical scheme, the elevation ruler is more convenient to use than marking each time.
In another aspect, the rotating mechanism includes:
a driving gear 22 horizontally disposed and engaged with the gear 10;
and a motor, the housing of which is vertically fixed on the lower surface of the support plate 2, and the output shaft of which vertically penetrates through and is fixed on the central through hole of the driving gear 22.
In the technical scheme, the motor is started to drive the driving gear 22 to rotate, the driving gear 22 rotates to drive the gear to rotate, and the gear 10 is stable in transmission.
In another technical scheme, the outer side wall and the inner side wall of the first annular plate 12 are adhered with a layer of wear-resistant rubber.
In the technical scheme, the service life of the invention can be prolonged by using the wear-resistant rubber.
In another technical scheme, a pair of limiting blocks are oppositely arranged on the outer wall of the sliding tube 3, and the limiting blocks correspond to and are matched with the strip-shaped grooves 5.
In this kind of technical scheme, the stopper is spacing to the circumferencial direction of slip pipe, restriction slip pipe 3 only can slide from top to bottom in the direction of height, and unable circumference rotates.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (6)
1. The utility model provides a prevent device of irritating excessively of bored concrete pile, its is used for preventing to pour the concrete when irritating to the downthehole, its characterized in that includes:
the support plate is annular and is horizontally and coaxially arranged right above the pouring hole;
the sliding tube is exactly sleeved in the supporting plate, and the inner wall of the sliding tube is inwards sunken to form a pair of long sliding grooves which are oppositely arranged and have square cross sections; the outer wall of the sliding tube is inwards sunken to form a pair of strip-shaped grooves which are opposite, square in cross section and vertically through; the length directions of the sliding groove and the strip-shaped groove are parallel to the axis direction of the sliding tube;
the guide pipe is sleeved in the sliding pipe just, the lower end of the guide pipe protrudes out of the lower end of the sliding pipe, a pair of fixing blocks which are matched with the sliding grooves in a one-to-one correspondence manner are oppositely arranged on the outer wall of the guide pipe, and the length of the fixing blocks is smaller than that of the sliding grooves; the fixed blocks can be arranged in the corresponding sliding grooves in an up-down sliding manner;
the lead plate is annular, the inner ring of the lead plate is attached to the lowest end of the sliding tube and horizontally fixed to the lowest end of the sliding tube, a plurality of groups of first round through holes penetrating the upper bottom surface and the lower bottom surface of the lead plate are formed in the lead plate, connecting lines of the centers of the first round through holes of each group penetrate through the center of the lead plate, and an included angle of connecting lines of the centers of any adjacent first round through holes is 30 degrees; the diameter of the first round through hole is 1-2 cm;
the telescopic rod is in an annular sealing shell shape and is coaxially arranged outside the sliding tube, the non-telescopic upper end of the telescopic rod is fixed on the supporting plate through a bearing, and a gear is fixedly sleeved outside the upper end of the telescopic rod; a plurality of groups of second round through holes which are in one-to-one correspondence with the first round through holes are formed in the bottom plate of the telescopic rod;
a pair of electric telescopic rods which are vertically arranged in an annular space between the telescopic rods and the sliding tube, wherein the non-telescopic upper ends of the electric telescopic rods are fixed on the supporting plate;
the first annular plate is horizontally sleeved outside the sliding pipe and positioned in an annular space between the telescopic rod and the sliding pipe, and the upper surface of the first annular plate is fixedly connected with the lower ends of a pair of electric telescopic rods; a plurality of groups of round rods are arranged on the lower surface of the first annular plate, connecting lines of the centers of the round rods of each group penetrate through the centers of the first annular plate, included angles between connecting lines of the centers of the round rods of any two adjacent groups are 30 degrees, and the round rods are in one-to-one correspondence with the second round through holes;
the second annular plate is horizontally sleeved outside the sliding pipe and positioned in an annular space between the telescopic rod and the sliding pipe, the second annular plate is attached to the bottom plate of the telescopic rod, and a plurality of groups of third round through holes penetrating the upper bottom surface and the lower bottom surface of the second annular plate are arranged on the second annular plate and correspond to the second round through holes one by one; a pair of sliding blocks which are matched with the strip-shaped grooves and correspond to each other one by one are oppositely arranged on the side wall of the second annular plate, and the second annular plate can slide up and down along the height direction of the sliding pipe through the pair of sliding blocks;
wherein, the gear drives its circumference through slewing mechanism.
2. The device for preventing over-filling of a cast-in-place pile according to claim 1, wherein the telescopic rod comprises at least three coaxial cylindrical sleeve rods, the three sleeve rods are a first rod, a second rod and a third rod, the inner walls of the first rod and the second rod are all sunken to form a pair of vertical through grooves with square cross sections, and the top surface and the bottom surface of the vertical through grooves are all provided with baffles; the lower ends of the outer walls of the second rod and the third rod are respectively provided with a pair of sliding blocks, and the sliding blocks are matched with the vertical through grooves; the pair of sliding blocks of the second rod can slide along the axis direction of the sliding blocks and are not fallen off, and the pair of sliding blocks of the third rod can slide along the axis direction of the sliding blocks and are not fallen off, and are arranged in the pair of vertical through grooves of the second rod;
the first pole up end is provided with the roof, the third pole lower extreme face is provided with the bottom plate.
3. An anti-overcrowding device for cast-in-place piles according to claim 1, wherein the outer wall of the sliding tube is provided with a scale along its height.
4. An anti-overcrowding device for cast-in-place piles according to claim 1, wherein said rotation mechanism comprises:
a driving gear horizontally disposed and engaged with the gear;
and the shell of the motor is vertically fixed on the lower surface of the supporting plate, and the output shaft of the motor vertically penetrates through and is fixed in the central through hole of the driving gear.
5. The filling pile anti-overcharging device according to claim 1, wherein the outer side wall and the inner side wall of the first annular plate are adhered with a layer of wear-resistant rubber.
6. The apparatus for preventing overfilling of cast-in-place piles according to claim 1, wherein a pair of stoppers are oppositely disposed on the outer wall of the sliding tube, and the stoppers are matched with the elongated grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810837557.9A CN108589703B (en) | 2018-07-26 | 2018-07-26 | Anti-overcharging device for filling pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810837557.9A CN108589703B (en) | 2018-07-26 | 2018-07-26 | Anti-overcharging device for filling pile |
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| Publication Number | Publication Date |
|---|---|
| CN108589703A CN108589703A (en) | 2018-09-28 |
| CN108589703B true CN108589703B (en) | 2023-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810837557.9A Active CN108589703B (en) | 2018-07-26 | 2018-07-26 | Anti-overcharging device for filling pile |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113174934A (en) * | 2021-04-15 | 2021-07-27 | 山东大学 | Device and method for controlling concrete over-filling height of bored cast-in-place pile |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4012915A (en) * | 1975-07-18 | 1977-03-22 | Interpile Usa, Inc. | Driving tips for forming cast-in-place caseless concrete piles |
| CN203361159U (en) * | 2013-05-30 | 2013-12-25 | 中国二十冶集团有限公司 | Over-filling preventing device |
| CN204326064U (en) * | 2014-12-12 | 2015-05-13 | 杭州江润科技有限公司 | The bored pile of over filling is controlled in a kind of ultra-soft soil layer |
| CN105970917A (en) * | 2016-05-26 | 2016-09-28 | 浙江省地矿建设有限公司 | Method for controlling excessively-poured concrete on pile top of cast-in-situ bored pile |
| CN107288161A (en) * | 2017-06-30 | 2017-10-24 | 中北大学 | A kind of devices and methods therefor superfilled for the energy automatic detection concrete of bored concrete pile |
| CN207597392U (en) * | 2017-10-30 | 2018-07-10 | 北京建工土木工程有限公司 | Monitor the superfilled device of concreting |
| CN208685592U (en) * | 2018-07-26 | 2019-04-02 | 大成科创基础建设股份有限公司 | Bored concrete pile prevents superfilled device |
-
2018
- 2018-07-26 CN CN201810837557.9A patent/CN108589703B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4012915A (en) * | 1975-07-18 | 1977-03-22 | Interpile Usa, Inc. | Driving tips for forming cast-in-place caseless concrete piles |
| CN203361159U (en) * | 2013-05-30 | 2013-12-25 | 中国二十冶集团有限公司 | Over-filling preventing device |
| CN204326064U (en) * | 2014-12-12 | 2015-05-13 | 杭州江润科技有限公司 | The bored pile of over filling is controlled in a kind of ultra-soft soil layer |
| CN105970917A (en) * | 2016-05-26 | 2016-09-28 | 浙江省地矿建设有限公司 | Method for controlling excessively-poured concrete on pile top of cast-in-situ bored pile |
| CN107288161A (en) * | 2017-06-30 | 2017-10-24 | 中北大学 | A kind of devices and methods therefor superfilled for the energy automatic detection concrete of bored concrete pile |
| CN207597392U (en) * | 2017-10-30 | 2018-07-10 | 北京建工土木工程有限公司 | Monitor the superfilled device of concreting |
| CN208685592U (en) * | 2018-07-26 | 2019-04-02 | 大成科创基础建设股份有限公司 | Bored concrete pile prevents superfilled device |
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| Publication number | Publication date |
|---|---|
| CN108589703A (en) | 2018-09-28 |
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