CN113152439B - Pile body concrete vibrating rod lifting device and construction method thereof - Google Patents
Pile body concrete vibrating rod lifting device and construction method thereof Download PDFInfo
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- CN113152439B CN113152439B CN202110368372.XA CN202110368372A CN113152439B CN 113152439 B CN113152439 B CN 113152439B CN 202110368372 A CN202110368372 A CN 202110368372A CN 113152439 B CN113152439 B CN 113152439B
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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
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
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- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- Architecture (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention provides a pile concrete vibrating rod lifting device and a construction method thereof. The manual underground vibrating machine has the advantages that the manual underground vibrating operation can be avoided, the safety risk of the conventional vibrating process is avoided, the concrete pouring and vibrating time is shortened compared with the conventional manual underground vibrating operation, and the construction efficiency is greatly improved. The vertical and full-section vibration range of the concrete can be effectively controlled by controlling the wellhead winch and changing the position of the wellhead beam, the construction quality of the pile body or the concrete of the column body is ensured, and the device has strong popularization value in safety, quality and efficacy.
Description
Technical Field
The invention relates to the field of longitudinal pushing of a beam body, in particular to a pile body concrete vibrating rod lifting device and a construction method thereof.
Background
In the highway bridge engineering pile (post) work progress, need artifical the well that goes into to vibrate for guaranteeing concrete construction quality, no matter at pile bolck or column top, the concrete vibrator all belongs to the super high risk operation along the steel reinforcement cage climbs to climb down. The concrete of the bridge pile (column) needs to be vibrated once every 30cm for ensuring the compactness, and concrete vibrating personnel need to climb up and down and vibrate once every 30cm, so that the efficiency is extremely low, and the potential safety hazard is extremely large.
Chinese patent CN111350133A "vibrating device and method for bridge pier column, it includes: the vibrating device comprises a vibrating rod and a vibrating motor arranged on the vibrating rod, wherein a lifting pipe is arranged between the vibrating motor and the vibrating rod, the vibrating device further comprises a support system and an operating platform arranged in the middle of the support system, a timer and a laser distance meter are arranged on the operating platform, a lifting machine is arranged in the operating platform, and the middle of the lifting pipe penetrates through the operating platform to be arranged on the lifting machine. The stable effect of structure is poor, the unable control vibration platform amplitude of oscillation.
Chinese patent CN106088614B "a concrete multifunctional vibrating machine" includes vibrating rod, running gear, control box and flexible arm mechanism, running gear is installed to the bottom of control box, and flexible arm mechanism is installed through the support on the control box, installs the carousel on the support of flexible arm below, and this carousel winding has the pump line, and the end that stretches out of this pump line passes the flexible arm and is connected with vibrating rod. This vibrating rod in vibrating machinery has realized through two fixture blocks of relative complex that the motor is thrown off and closed purpose with the stick head, and when the stick head card was dead, the motor was thrown off with the stick head earlier, then will go up, lower fixture block closure again through the spring, and the purpose provides a great power in the twinkling of an eye to the stick head, and the drive is rotatory by the dead stick head of card, has realized preventing the dead purpose of stick head card. The stable effect of structure is poor, the unable control vibration platform amplitude of oscillation.
Chinese patent CN205476513U "a vibrating device for steel-pipe column concrete placement" is including erectting the operation platform on steel-pipe column top, install the marching type hoisting device on operation platform, and be located marching type hoisting device below and be located the integrated stick that vibrates of steel-pipe column, wherein, marching type hoisting device is connected in order to promote integrated stick that vibrates with integrated stick that vibrates, the last bobbin of installing of operation platform, the winding has the cable of being connected with integrated stick that vibrates electricity on this bobbin, marching type hoisting device can walk on operation platform. The stable in structure effect is poor, and the vibrating rod efficiency of vibrating is poor, and the vibrating rod amplitude of oscillation is big, can't carry out better control.
Disclosure of Invention
The invention mainly aims to provide a pile body concrete vibrating rod lifting device and a construction method thereof, and solves the problems that the pile concrete of a bridge needs to be vibrated once every 30cm to ensure compactness, concrete vibrators need to climb up and down once every 30cm to vibrate, the efficacy is extremely low, and the potential safety hazard is extremely high.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: pile column body concrete vibrating rod hoisting device, including the crossbeam, the crossbeam is used for placing in formwork support top open position, is equipped with a plurality of hoists on the crossbeam, still is equipped with a plurality of counter weight platform that vibrates, and the hoist engine passes through the lifting rope to be connected with the counter weight platform that vibrates, is equipped with a plurality of motors that vibrate on the counter weight platform that vibrates, vibrates the motor and is connected with the vibrating rod, and double-phase adjacent counter weight platform that vibrates passes through the connecting rod to be connected, and counter weight platform one side that vibrates still is equipped with stabilising arrangement.
In the preferred scheme, be equipped with annular cell body on the crossbeam, the cell body is inside to be equipped with the gyro wheel, and the gyro wheel rotates with the crossbeam to be connected, cell body one side is equipped with driving motor, and driving motor is connected with the gyro wheel.
In the preferred scheme, cell body one side is provided with adjusting roller, and adjusting roller sets up on the carriage, is equipped with the side spout, the inside carriage of crossbeam and side spout sliding connection, and adjusting screw passes crossbeam one side and rotates with the carriage to be connected, adjusting screw and crossbeam threaded connection.
In a preferable scheme, the end part of the adjusting screw rod is provided with an adjusting handle.
In the preferred scheme, the driving motor is connected with the roller through a reduction gearbox.
In the preferred scheme, the middle part of the connecting rod is provided with a damping spring.
In the preferred scheme, stabilising arrangement includes electric putter, and electric putter one end sets up on counter weight vibration platform, and the flexible end of the other end is equipped with the electro-magnet.
In the preferred scheme, the end face of the electromagnet is provided with a rubber pad.
In the preferred scheme, a plurality of cameras are arranged on the counterweight vibrating platform, a plurality of illuminating lamps are arranged at the bottom of the counterweight vibrating platform, a winding roll is arranged on the cross beam, and the winding roll is electrically connected with the vibrating motor, the cameras and the illuminating lamps;
be equipped with wireless transmitter on the crossbeam, wireless transmitter is connected with the camera electricity, wireless transmitter and ground control center wireless connection.
The construction method comprises the following steps:
s1, finishing construction of the stabilizing device and the template frame according to the drawing;
s2, hoisting the cross beam at the opening position of the formwork frame, placing the whole counterweight vibrating platform inside the reinforcement cage, and connecting the adjacent counterweight vibrating platforms through connecting rods;
s3, placing rollers inside the beam groove body on the template frame;
s4, adjusting the cross beam, wherein the adjusting rollers at two ends of the adjusting cross beam abut against the outer side surface of the template frame to enable the middle of the cross beam to be coaxial with the template frame;
s5, the adjusting roller is abutted against the outer side face of the template frame by rotating the adjusting handle;
s6, controlling the winch to rotate to enable the counterweight vibrating platform to descend, wirelessly transmitting the internal video to the outside through the camera for watching, and providing illumination by the illumination lamp;
s7, cement is injected into the formwork frame, the vibrating motor drives the vibrating rod to vibrate, meanwhile, the electric push rod of the stabilizing device extends out to enable the electromagnet to abut against the reinforcement cage, and the electromagnet is electrified to generate suction force to be adsorbed on the reinforcement cage;
s7, when the beam is rotated, the electromagnet is powered off and retracts, so that the counterweight vibrating platform is in a suspended state, the driving motor rotates, and the roller rotates to drive the beam to rotate on the template frame to change the position;
and S8, controlling the winch to drive the counterweight vibrating platform to ascend step by step according to the grouting height.
The invention provides a pile concrete vibrating bar lifting device and a construction method thereof, and the device can be used for avoiding manual concrete vibrating operation by operators when the operators lower a reinforcement cage. The lifting speed of the vibrating platform can be adjusted by lifting the winch at a constant speed. The device can guarantee effectively and guarantee bridge engineering stake or post construction quality of vibrating, avoids the artifical safety risk of putting down stake or post, promotes the efficiency of construction by a wide margin.
Compared with the conventional technology, the invention has the following advantages:
the use of the set of device can avoid manual work to go into the well to vibrate the operation, has avoided the safety risk of conventional vibration technology.
This set of device passes through the hoist engine control vibration platform and goes up and down, and is fast, for conventional artifical well descending vibration, reduces concrete placement and vibration time, promotes the construction efficiency by a wide margin.
This set device accessible sets up hoist engine hoisting speed and controls the stick hoisting speed that vibrates, and the aversion of the point of vibrating is realized to the aversion of accessible well head crossbeam and is switched, lets the full section of stake concrete fully vibrate, effectively gets rid of bubble in the concrete, promotes stake or post entity and appearance quality by a wide margin.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a general construction configuration of the present invention;
FIG. 2 is a partial cross-sectional structural view of the beam of the present invention;
FIG. 3 is a top view of the cross beam assembly of the present invention;
FIG. 4 is a structural view of the counterweight vibrating platform of the present invention;
in the figure: a cross beam 1; a tank body 101; a roller 102; a reduction gearbox 103; a drive motor 104; an adjustment roller 105; a carriage 106; an adjusting screw 107; an adjustment handle 108; a side chute 109; a hoisting rope 2; a vibrating motor 3; a counterweight vibrating platform 4; a vibrating rod 5; a hoist 6; a wire rewinding device 7; a take-up reel 8; a wireless transmitter 9; a reinforcement cage 10; a stabilizing device 11; an electric push rod 1101; an electromagnet 1102; a rubber pad 1103; a formwork rack 12; a power transmission line 13; a camera 14; a connecting rod 15; a damper spring 16; and a lamp 17.
Detailed Description
Example 1
As shown in fig. 1-4, pile body concrete vibrating rod hoisting device, including crossbeam 1, crossbeam 1 is used for placing in the 12 top opening positions of template frame, is equipped with a plurality of hoists 6 on crossbeam 1, still is equipped with a plurality of counter weight platform 4 that vibrates, and hoist 6 is connected with counter weight platform 4 that vibrates through lifting rope 2, is equipped with a plurality of motors 3 that vibrate on counter weight platform 4 that vibrates, and motors 3 are connected with vibrating rod 5, and two adjacent counter weight platforms 4 that vibrate pass through connecting rod 15 and connect, and counter weight platform 4 one side that vibrates still is equipped with stabilising arrangement 11. Design counter weight platform of vibrating 4 places two motors of vibrating 3 on counter weight platform of vibrating 4, and two 5 heads of the stick of vibrating are according to the fixed setting in the platform bottom of vibrating of effective construction interval, and the platform of vibrating 4 through the counter weight can reduce the eccentric stress that most stick of vibrating brought after opening stick of vibrating 5, with amplitude control in certain extent. Set up the electro-magnet sucking disc in counter weight platform 4 side of vibrating, if the range of vibrating sways too big electromagnet sucking disc that can open, make counter weight platform 4 of vibrating adsorb on steel reinforcement cage 10, strengthen the stability of platform of vibrating.
The counterweight vibrating platform 4 is connected with a winch fixed on a wellhead beam through a hoisting steel wire rope, and the hoisting of the vibrating platform can be realized by starting the winch. In actual operation, the stroke of the vibrating platform is controlled by controlling the rotation stroke of the winch, so that the uniform lifting and uniform vibrating of the vibrating system are realized.
In a preferable scheme, an annular groove body 101 is arranged on the cross beam 1, rollers 102 are arranged inside the groove body 101, the rollers 102 are rotatably connected with the cross beam 1, a driving motor 104 is arranged on one side of the groove body 101, and the driving motor 104 is connected with the rollers 102. The rollers 102 of the beam 1 are placed on the openings of the formwork support 12, and the beam 1 is automatically rotated on the formwork support 12 by driving the rollers 102 by the driving motor 104. This set of device can change the locating position of well head crossbeam 1 wantonly in the well head position in operation process, can realize the multi-angle switching of vibration point in the scope of vibrating through the locating position who changes the well head crossbeam, can ensure 360 no dead angles of vibrating, effectively ensure the quality of vibrating.
In the preferred scheme, adjusting rollers 105 are arranged on one side of the tank body 101, the adjusting rollers 105 are arranged on a sliding frame 106, a side sliding groove 109 is arranged in the cross beam (1), the sliding frame 106 is in sliding connection with the side sliding groove 109, an adjusting screw 107 penetrates through one side of the cross beam 1 and is in rotating connection with the sliding frame 106, and the adjusting screw 107 is in threaded connection with the cross beam 1. The end of the adjusting screw 107 is provided with an adjusting handle 108. In order to prevent the groove body 101 from rotating along the axis of the formwork frame 12, the adjusting roller 105 is adjusted to enable the middle part of the cross beam 1 to be coaxial with the formwork frame 12, and the cross beam 1 is enabled to rotate to switch positions, so that the situation that the counterweight vibrating platform 4 impacts the reinforcement cage 10 cannot occur.
In a preferred scheme, a driving motor 104 is connected with the roller 102 through a reduction box 103. The reduction box 103 improves a large torque for the roller 102, and facilitates movement of the whole beam 1.
In a preferred scheme, a damping spring 16 is arranged in the middle of the connecting rod 15. The connecting rod 15 damping spring 16 is a rigid connection between the two counterweight vibrating platforms 4, and is a flexible connection between the two counterweight vibrating platforms 4 to reduce mutual vibration effect.
In a preferred embodiment, the stabilizing device 11 includes an electric push rod 1101, one end of the electric push rod 1101 is disposed on the counterweight vibrating platform 4, and the other end of the electric push rod 1101 is provided with an electromagnet 1102. The end face of the electromagnet 1102 is provided with a rubber pad 1103. The electro-magnet 1102 of stabilising arrangement 11 adsorbs and stabilizes the position of whole counter weight platform 4 that vibrates on steel reinforcement cage 10, and the effective control platform amplitude of oscillation, cushion 1103 play the cushioning effect, prevent that electro-magnet 1102 from striking steel reinforcement cage 10 and harm.
In the preferred scheme, be equipped with a plurality of cameras 14 on the counter weight platform of vibrating 4, counter weight platform of vibrating 4 bottom is equipped with a plurality of lamps 17, is equipped with take-up reel 8 on the crossbeam 1, and take-up reel 8 is connected with vibrating motor 3, camera 14 and lamp 17 electricity, and camera 14 is used for observing counter weight platform of vibrating 4 below circumstances of vibrating, and take-up reel 8 provides the electric energy and connects camera 14 and lamps 17 for counter weight platform of vibrating 4.
Be equipped with wireless transmitter 9 on crossbeam 1, wireless transmitter 9 is connected with camera 14 electricity, and wireless transmitter 9 and ground control center wireless connection. The video information of the camera 14 is transmitted to the control center by the wireless transmitter 9, so that a constructor can observe the bottom condition of the counterweight vibrating platform 4 at any time, and the counterweight vibrating platform 4 can be controlled to be improved or rotated according to the video information.
Example 2
Referring to example 1, the construction of the structure shown in fig. 1 to 4, the stabilizer 11 and the formwork 12 are completed according to the drawings.
With crossbeam 1 hoist and mount 12 opening positions in the template frame, and inside whole counter weight platform 4 of vibrating placed steel reinforcement cage 10, pass through connecting rod 15 with adjacent counter weight platform 4 of vibrating and connect.
The rollers 102 inside the tank 101 of the cross beam 1 are placed on the formwork rack 12.
Adjusting the cross beam 1, wherein adjusting rollers 105 at two ends of the adjusting cross beam 1 abut against the outer side surface of the template frame 12, so that the middle part of the cross beam 1 is coaxial with the template frame 12.
The adjustment roller 105 is pressed against the outer side of the formwork support 12 by rotating the adjustment handle 108.
The winch 6 is controlled to rotate to enable the counterweight vibrating platform 4 to descend, the internal video is wirelessly transmitted to the outside through the camera 14 to be watched, and the illuminating lamp 17 provides illumination.
Cement is injected into the interior of the formwork frame 12, the vibrating motor 3 drives the vibrating rod 5 to vibrate, meanwhile, the electric push rod 1101 of the stabilizing device 11 extends to enable the electromagnet 1102 to abut against the reinforcement cage 10, and the electromagnet 1102 is electrified to generate suction force to be adsorbed on the reinforcement cage 10.
When the beam 1 is rotated, the electromagnet 1102 is powered off and retracted, so that the counterweight vibrating platform 4 is in a suspended state, the driving motor 104 rotates, and the roller 102 rotates to drive the beam 1 to rotate on the formwork frame 12 to change positions.
And controlling the winch 6 to drive the counterweight vibrating platform 4 to ascend step by step according to the grouting height.
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention is defined by the claims, and equivalents including technical features described in the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (6)
1. Stake body concrete vibrating spear hoisting device, characterized by: the vibrating mechanism comprises a cross beam (1), wherein the cross beam (1) is used for being placed at an opening position above a formwork frame (12), a plurality of winches (6) are arranged on the cross beam (1), a plurality of counterweight vibrating platforms (4) are further arranged, the winches (6) are connected with the counterweight vibrating platforms (4) through lifting ropes (2), a plurality of vibrating motors (3) are arranged on the counterweight vibrating platforms (4), the vibrating motors (3) are connected with vibrating rods (5), two adjacent counterweight vibrating platforms (4) are connected through connecting rods (15), and a stabilizing device (11) is further arranged on one side of each counterweight vibrating platform (4);
an annular groove body (101) is arranged on the cross beam (1), rollers (102) are arranged in the groove body (101), the rollers (102) are rotatably connected with the cross beam (1), a driving motor (104) is arranged on one side of the groove body (101), and the driving motor (104) is connected with the rollers (102);
an adjusting roller (105) is arranged on one side of the tank body (101), the adjusting roller (105) is arranged on a sliding frame (106), a side sliding groove (109) is formed in the cross beam (1), the sliding frame (106) is connected with the side sliding groove (109) in a sliding mode, an adjusting screw (107) penetrates through one side of the cross beam (1) and is connected with the sliding frame (106) in a rotating mode, and the adjusting screw (107) is connected with the cross beam (1) in a threaded mode;
a damping spring (16) is arranged in the middle of the connecting rod (15);
the stabilizing device (11) comprises an electric push rod (1101), one end of the electric push rod (1101) is arranged on the counterweight vibrating platform (4), and the telescopic end of the other end of the electric push rod (1101) is provided with an electromagnet (1102).
2. The pile body concrete vibrator lifting device of claim 1, wherein: an adjusting handle (108) is arranged at the end part of the adjusting screw rod (107).
3. The pile body concrete vibrator lifting device of claim 1, wherein: the driving motor (104) is connected with the roller (102) through the reduction box (103).
4. The pile body concrete vibrator lifting device of claim 1, wherein: the end face of the electromagnet (1102) is provided with a rubber pad (1103).
5. The pile body concrete vibrator lifting device of claim 1, wherein: a plurality of cameras (14) are arranged on the counterweight vibrating platform (4), a plurality of irradiation lamps (17) are arranged at the bottom of the counterweight vibrating platform (4), a winding roll (8) is arranged on the cross beam (1), and the winding roll (8) is electrically connected with the vibrating motor (3), the cameras (14) and the irradiation lamps (17);
be equipped with wireless transmitter (9) on crossbeam (1), wireless transmitter (9) are connected with camera (14) electricity, and wireless transmitter (9) and ground control center wireless connection.
6. The construction method of the pile body concrete vibrator lifting device according to any one of claims 1 to 5, characterized by:
the construction method comprises the following steps:
s1, finishing construction of the stabilizing device (11) and the template frame (12) according to the drawing;
s2, hoisting the cross beam (1) at the opening position of the formwork frame (12), placing the whole counterweight vibrating platform (4) inside the reinforcement cage (10), and connecting the adjacent counterweight vibrating platforms (4) through connecting rods (15);
s3, placing rollers (102) inside the groove body (101) of the cross beam (1) on the template frame (12);
s4, adjusting the cross beam (1), wherein adjusting rollers (105) at two ends of the adjusting cross beam (1) abut against the outer side surface of the formwork frame (12) to enable the middle of the cross beam (1) to be coaxial with the formwork frame (12);
s5, the adjusting roller (105) is abutted against the outer side surface of the formwork frame (12) by rotating the adjusting handle (108);
s6, controlling the winch (6) to rotate to enable the counterweight vibrating platform (4) to descend, wirelessly transmitting the internal video to the outside through the camera (14) for watching, and providing illumination by the illumination lamp (17);
s7, cement is poured into the formwork frame (12), the vibrating motor (3) drives the vibrating rod (5) to vibrate, meanwhile, the electric push rod (1101) of the stabilizing device (11) extends out to enable the electromagnet (1102) to abut against the reinforcement cage (10), and the electromagnet (1102) is electrified to generate suction force to be adsorbed on the reinforcement cage (10);
s7, when the beam (1) is rotated, the electromagnet (1102) is powered off and retracted, the counterweight vibrating platform (4) is in a suspended state, the driving motor (104) rotates, and the roller (102) rotates to drive the beam (1) to rotate on the template frame (12) to change positions;
and S8, controlling the winch (6) to drive the counterweight vibrating platform (4) to ascend step by step according to the grouting height.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110368372.XA CN113152439B (en) | 2021-04-06 | 2021-04-06 | Pile body concrete vibrating rod lifting device and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110368372.XA CN113152439B (en) | 2021-04-06 | 2021-04-06 | Pile body concrete vibrating rod lifting device and construction method thereof |
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| CN113152439B true CN113152439B (en) | 2022-04-26 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653330A (en) * | 2021-08-17 | 2021-11-16 | 徐萍萍 | Plug-in concrete vibrator for industrial park construction |
| CN114151007B (en) * | 2021-09-07 | 2024-04-30 | 无锡市德勤商品混凝土有限公司 | Construction equipment for filling concrete into karst cave |
| CN114193584B (en) * | 2021-11-24 | 2023-06-23 | 中交武汉港湾工程设计研究院有限公司 | Concrete vibrating rod conveying device with collision prevention function for pouring construction |
| CN116296719B (en) * | 2023-05-17 | 2023-07-21 | 河南金博文建设工程有限公司 | Concrete construction quality detects sampling device |
| CN116335142A (en) * | 2023-05-31 | 2023-06-27 | 中铁城建集团第一工程有限公司 | Vibrating device for pouring and tamping square pile hole |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08184045A (en) * | 1994-12-28 | 1996-07-16 | Yamaka Dengiyou Kk | Caisson type pile footing concrete casting device |
| JP2002038483A (en) * | 2000-07-24 | 2002-02-06 | Daiho Constr Co Ltd | Concrete compacting device for constructing frame body and frame body construction method |
| CN205476513U (en) * | 2016-03-04 | 2016-08-17 | 中建三局第一建设工程有限责任公司 | A vibration device for steel -pipe column concrete placement |
-
2021
- 2021-04-06 CN CN202110368372.XA patent/CN113152439B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08184045A (en) * | 1994-12-28 | 1996-07-16 | Yamaka Dengiyou Kk | Caisson type pile footing concrete casting device |
| JP2002038483A (en) * | 2000-07-24 | 2002-02-06 | Daiho Constr Co Ltd | Concrete compacting device for constructing frame body and frame body construction method |
| CN205476513U (en) * | 2016-03-04 | 2016-08-17 | 中建三局第一建设工程有限责任公司 | A vibration device for steel -pipe column concrete placement |
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