CN215483165U

CN215483165U - Cast-in-place pile elevation detector

Info

Publication number: CN215483165U
Application number: CN202121650144.3U
Authority: CN
Inventors: 闫龙; 乔文国; 王雁军; 刘健昌; 赵文娟; 常青; 陈栋栋; 李佳; 路慧; 郭冬勇
Original assignee: Shanxi Construction Engineering Group Co Ltd
Current assignee: Shanxi Construction Engineering Group Co Ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-01-11
Anticipated expiration: 2031-07-20

Abstract

The utility model provides a cast-in-place pile height marking detector which comprises a base handle, wherein a rotary rod and a motor are arranged at the lower part of the base handle, a plurality of fan-shaped blades are sleeved on the rotary rod, a connecting column and a connecting groove are respectively and correspondingly arranged on an upper fan-shaped blade and a lower fan-shaped blade which are adjacent, the connecting column is matched with the connecting groove, so that the fan-shaped blades are unfolded to form a funnel-shaped objective table structure, and a plurality of liquid leakage holes are formed in the surfaces of the fan-shaped blades; the strainer part is replaced by the fan-shaped blades, so that the contact area with concrete in the inserting process is reduced, and the probability that surrounding stones are pushed away and the elevation of the concrete cannot be accurately reflected is reduced; meanwhile, the bottom of the foundation handle is conical, so that the force of workers inserted into concrete is reduced, and the risk of breaking a height marking detector of the underwater cast-in-place pile is reduced; in addition, the integral L-shaped base handle is adopted, the structural strength is improved, and the risk of breaking of an underwater cast-in-place pile elevation detector is further reduced.

Description

Cast-in-place pile elevation detector

Technical Field

The utility model relates to the technical field of engineering equipment, in particular to a cast-in-place pile elevation detector.

Background

With the increasing development speed of the economy, buildings such as high buildings, underground tunnels, bridges, harbors and the like are more and more frequently found in the daily life of the public. When the building is built, some soft soil areas are inevitably met, the soil quality of the soft soil areas is soft, and the construction difficulty is high, so that the underwater concrete pouring is usually performed by adopting cast-in-situ bored piles. Due to the development operation of underground space, the designed elevation of the pile top in the cast-in-situ bored pile is often below the ground, the actual elevation of the concrete surface is difficult to correctly position and control due to the existence of slurry mixture in the concrete pouring process, and the height of the concrete pouring surface is often judged by adopting an underwater cast-in-situ pile elevation detector.

At present, a mainstream underwater cast-in-place pile height marking detector in the market is generally a long-handle-shaped perforated ladle, when the detector is used, the perforated ladle extends into an underwater cast-in-place pile to a certain depth and then is pulled upwards, wherein concrete slurry and floating slurry are leaked from holes of the perforated ladle, and stones are remained in the perforated ladle. When a large number of stones are reserved in the colander, the depth position is the position of the concrete elevation. However, the device has the following problems in use:

1. due to the fact that the pressure between the strainer and the concrete is large, workers need to use large force to insert the underwater cast-in-place pile elevation detector, the strainer in the underwater cast-in-place pile elevation detector is prone to being broken in the actual using process, and measuring efficiency is affected;

2. stretching into the in-process of concrete downwards with the strainer, because the cross-section of strainer is great, can outwards bulldoze the stone on every side to cause upwards to pull out the in-process, the stone quantity that remains in the strainer is relatively few, the position of unable accurate reflection concrete elevation.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects and shortcomings of the prior art, the cast-in-place pile elevation detector is provided, so that the problem that the underwater cast-in-place pile elevation detector is easy to break to influence the measurement efficiency, and the large-section strainer pushes surrounding stones away to cause that the concrete elevation cannot be accurately reflected can be solved.

The cast-in-place pile height marking detector comprises a base handle, wherein the base handle is L-shaped, a rotary rod and a motor are arranged at the transverse part of the base handle, the motor is embedded in the base handle, helical gears matched with each other are arranged at the bottom end of the rotary rod and the end part of the motor so as to realize power transmission, the top end of the rotary rod penetrates through the surface of the transverse part of the base handle to extend upwards, a plurality of fan-shaped blades are sleeved on the rotary rod, connecting columns and connecting grooves are correspondingly arranged on the adjacent upper fan-shaped blade and the adjacent lower fan-shaped blade respectively, the connecting columns are matched with the connecting grooves so that the fan-shaped blades are unfolded to form a funnel-shaped objective disc structure, and a plurality of liquid leakage holes are formed in the surfaces of the fan-shaped blades.

As a further improvement of the scheme, the base handle is further provided with a fixed fork and a track ring, the top end of the fan-shaped blade at the lowest end on the rotary rod is connected with the fixed fork, the top end of the fan-shaped blade at the highest end on the rotary rod is provided with a limiting hook, and the inner surface of a U-shaped groove of the limiting hook is matched with the upper surface and the lower surface of the track ring to realize the limitation of the position of the fan-shaped blade at the highest end on the rotary rod.

As a further improvement of the above scheme, a supporting convex edge is arranged in the middle of the rotating rod, and the upper surface of the supporting convex edge is in contact with the lower surface of the lowest fan-shaped blade on the rotating rod, so that the vertical position of the lowest fan-shaped blade on the rotating rod is limited.

As a further improvement of the scheme, the aperture of the mounting hole in the fan-shaped blade is larger than the diameter of the rotating column, so that the rotating column is prevented from driving the fan-shaped blades to rotate simultaneously, and the risk of damage to the fan-shaped blade at the lowest end on the rotating rod is reduced.

As a further improvement of the above scheme, the top end of the rotary rod is provided with a connecting arm, one end of the connecting arm is connected with the surface of the uppermost fan-shaped blade on the rotary rod, so that the rotating column drives the uppermost fan-shaped blade on the rotary rod to rotate.

As a further improvement of the above scheme, a first deep hole is formed in the upper surface of the base handle, a first telescopic rod is installed in the first deep hole, a second deep hole is formed in the upper surface of the first telescopic rod, a second telescopic rod is installed in the second deep hole, mounting grooves are formed in the side walls of the upper portions of the first deep hole and the second deep hole and are oppositely arranged, a limiting ball is arranged in each mounting groove, the limiting ball is connected with the bottom surface of each mounting groove through a compression spring, and limiting grooves corresponding to the limiting balls are formed in the side walls of the lower portions of the first telescopic rod and the second telescopic rod.

As a further improvement of the scheme, the side part of the fan-shaped blade at the lowest end on the rotary rod is provided with a connecting sheet, and the top surface of the connecting sheet is matched with the bottom surface of the fan-shaped blade at the highest end on the rotary rod so as to prevent the materials from falling between the fan-shaped blades on the rotary rod.

As a further improvement of the scheme, a replacement opening is formed in the position, in which the motor is embedded, of the base handle, so that the motor can be replaced conveniently.

As a further improvement of the scheme, the replacing port is provided with a sealing cover to prevent concrete from entering the replacing port to damage a motor, and a threaded hole is formed in the outer surface of the sealing cover to facilitate the disassembly and assembly of the sealing cover by means of a tool.

As a further improvement of the above solution, the bottom of the base shank is provided with a taper.

The utility model has the beneficial effects that:

compared with the prior art, the cast-in-place pile elevation detector provided by the utility model has the advantages that the strainer part is replaced by the fan-shaped blades, so that the contact area with concrete in the inserting process is reduced, and the probability that the elevation of the concrete cannot be accurately reflected because surrounding stones are pushed away is also reduced; meanwhile, the bottom of the foundation handle is conical, so that the force of workers inserted into concrete is reduced, and the risk of breaking a height marking detector of the underwater cast-in-place pile is reduced; in addition, the integral L-shaped base handle is adopted, the structural strength is improved, and the risk of breaking of an underwater cast-in-place pile elevation detector is further reduced.

Above-mentioned, this device has effectively solved the problem that traditional bored concrete pile elevation detector is easily broken and influences measurement efficiency under water, has also improved the accuracy that reflects the concrete elevation simultaneously.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a right side view of the present invention;

FIG. 5 is a schematic view of the folding blade of FIG. 3 shown deployed;

FIG. 6 is a cross-sectional view A-A of FIG. 3;

FIG. 7 is an enlarged view of circle B of FIG. 6;

FIG. 8 is an enlarged view of circle C of FIG. 6;

fig. 9 is an enlarged view of circle D in fig. 6.

Detailed Description

The following detailed description of embodiments of the utility model is provided in conjunction with the appended drawings:

as shown in fig. 1-9, a cast-in-place pile height indicator includes a base handle 1, the base handle 1 is L-shaped, a rotary rod 2 and a motor 8 are disposed at a transverse portion of the base handle 1, the motor 8 is embedded in the base handle 1, helical gears matched with each other are disposed at a bottom end of the rotary rod 2 and an end portion of the motor 8 to realize power transmission, a top end of the rotary rod 2 extends upward through a surface of the transverse portion of the base handle 1, a plurality of fan-shaped blades 3 are sleeved on the rotary rod 2, a connecting column 7 and a connecting groove 6 are correspondingly disposed on adjacent upper and lower fan-shaped blades 3, the connecting column 7 is matched with the connecting groove 6, so that the plurality of fan-shaped blades 3 are unfolded to form a funnel-shaped object carrying disc structure, and a plurality of liquid leakage holes are formed on surfaces of the fan-shaped blades 3; wherein: the base handle 1 is further provided with a fixed fork 4 and a track ring 5, the top end of the fan-shaped blade 3 at the lowest end on the rotary rod 2 is connected with the fixed fork 4, the top end of the fan-shaped blade 3 at the highest end on the rotary rod 2 is provided with a limiting hook 331, and the inner surface of a U-shaped groove of the limiting hook 331 is matched with the upper surface and the lower surface of the track ring 5 to limit the position of the fan-shaped blade 3 at the highest end on the rotary rod 2; a supporting convex edge 21 is arranged in the middle of the rotating rod 2, and the upper surface of the supporting convex edge 21 is in contact with the lower surface of the fan-shaped blade 3 at the lowest end of the rotating rod 2, so that the vertical position of the fan-shaped blade 3 at the lowest end of the rotating rod 2 is limited; the aperture of the mounting hole in the fan-shaped blade 3 is larger than the diameter of the rotary column 2, so that the rotary column 2 is prevented from driving the fan-shaped blades 3 to rotate at the same time, and the risk of damaging the fan-shaped blade 3 at the lowest end on the rotary column 2 is reduced; a connecting arm 22 is arranged at the top end of the rotating rod 2, and one end of the connecting arm 22 is connected with the surface of the uppermost fan-shaped blade 3 on the rotating rod 2, so that the rotating column 2 drives the uppermost fan-shaped blade 3 on the rotating rod 2 to rotate; the upper surface of the base handle 1 is provided with a first deep hole 11, a first telescopic rod 9 is installed in the first deep hole 11, the upper surface of the first telescopic rod 9 is provided with a second deep hole 12, a second telescopic rod 10 is installed in the second deep hole 12, the side walls of the upper parts of the first deep hole 11 and the second deep hole 12 are provided with oppositely arranged installation grooves 15, a limiting ball 16 is arranged in the installation groove 15, the limiting ball 16 is connected with the bottom surface of the installation groove 15 through a compression spring, and the side walls of the lower parts of the first telescopic rod 9 and the second telescopic rod 10 are provided with limiting grooves 14 corresponding to the limiting ball 16; the side part of the fan-shaped blade 3 at the lowest end of the rotating rod 2 is provided with a connecting sheet 311, and the top surface of the connecting sheet 311 is matched with the bottom surface of the fan-shaped blade 3 at the highest end of the rotating rod 2, so that materials are prevented from falling between the fan-shaped blades 3 on the rotating rod 2; a replacement opening 17 is formed in the position of the base handle 1 embedded with the motor 8 so as to facilitate replacement of the motor 8; the replacing opening 17 is provided with a sealing cover 13 to prevent concrete from entering the replacing opening 17 to damage the motor 8, and the outer surface of the sealing cover 13 is provided with a threaded hole 131 to facilitate the disassembly and assembly of the sealing cover 13 by means of tools; the bottom of the base handle 1 is provided with a conical shape.

The utility model provides a cast-in-place pile elevation detector, which is used for: after the base handle 1 is inserted into the concrete to a certain depth, the motor 8 is remotely controlled to be started, and the motor 8 drives the rotary column 2 to rotate; the rotating column 2 drives the uppermost fan-shaped blade 3 on the rotating rod 2 to rotate through the connecting arm 22, when the uppermost fan-shaped blade 3 on the rotating rod 2 rotates to a certain angle, the connecting column 7 arranged on the lower surface of the uppermost fan-shaped blade 3 on the rotating rod 2 clamps the edges of the connecting grooves 6 on the upper surfaces of the adjacent fan-shaped blades 3 to drive the adjacent fan-shaped blades 3 to rotate together, and similarly, the plurality of fan-shaped blades 3 are matched to rotate; finally, a plurality of fan-shaped blades 3 on the rotating rod 2 form a complete funnel-shaped object carrying disc structure; the underwater cast-in-place pile elevation detector is pulled out of concrete, concrete slurry and laitance slurry leak from liquid leakage holes in the fan-shaped blades 3, and stones are reserved in a funnel-shaped carrying disc structure formed by the fan-shaped blades 3; after the measurement is completed, the stones are poured out, and then the plurality of fan-shaped blades 3 are rotated to the initial state.

The above embodiments are not limited to the technical solutions of the embodiments themselves, and the embodiments may be combined with each other into a new embodiment. The above embodiments are only for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement without departing from the spirit and scope of the present invention should be covered within the technical solutions of the present invention.

Claims

1. A bored concrete pile elevation detector which characterized in that: including base handle (1), base handle (1) is the L type, the horizontal portion of base handle (1) is provided with rotary rod (2) and motor (8), motor (8) are embedded in base handle (1), the bottom of rotary rod (2), the tip of motor (8) are provided with the helical gear of mutual matching to realize the transmission of power, the horizontal surface that base handle (1) was passed on the top of rotary rod (2) upwards extends, the cover is equipped with a plurality of fan-shaped blade (3) on rotary rod (2), and adjacent upper and lower fan-shaped blade (3) correspond respectively and are provided with spliced pole (7), spread groove (6), spliced pole (7) and spread groove (6) cooperation for a plurality of fan-shaped blade (3) expand and form funnel-shaped carrier disc structure, a plurality of weeping holes have all been opened on the surface of fan-shaped blade (3).

2. The cast-in-place pile elevation detector of claim 1, wherein: still install on base handle (1) fixed fork (4) and track ring (5), the top of fan-shaped blade (3) of lower extreme is connected with fixed fork (4) on rotary rod (2), the top of fan-shaped blade (3) of the upper extreme is provided with spacing hook (331) on rotary rod (2), the upper and lower surface fit of the U type inslot surface of spacing hook (331) and track ring (5) realizes the injecing of fan-shaped blade (3) position of the upper extreme on rotary rod (2).

3. The cast-in-place pile elevation detector of claim 1, wherein: the middle part of rotary rod (2) is provided with supports protruding edge (21), support the upper surface of protruding edge (21) and rotary rod (2) on the lower surface contact of fan-shaped blade (3) of bottommost to the realization is to the fan-shaped blade (3) vertical direction position's of bottommost limited on rotary rod (2) the restriction.

4. The cast-in-place pile elevation detector according to claim 3, wherein: the aperture of mounting hole is greater than the diameter of rotary rod (2) in fan-shaped blade (3) to avoid rotary rod (2) to drive a plurality of fan-shaped blade (3) simultaneously rotatory, reduce the risk that fan-shaped blade (3) of lower extreme damaged on rotary rod (2) simultaneously.

5. A bored concrete pile elevation detector according to any one of claims 1-4, wherein: the top of rotary rod (2) is provided with linking arm (22), the surface connection of fan-shaped blade (3) of the top is gone up with rotary rod (2) to the one end of linking arm (22) to realize rotary rod (2) and drive the rotation of fan-shaped blade (3) of the top on rotary rod (2).

6. The cast-in-place pile elevation detector of claim 1, wherein: the upper surface of base handle (1) is opened there is first deep hole (11), install first telescopic link (9) in first deep hole (11), the upper surface of first telescopic link (9) is opened there is second deep hole (12), install second telescopic link (10) in second deep hole (12), the lateral wall on first deep hole (11), second deep hole (12) upper portion has mounting groove (15) of relative setting, be provided with spacing ball (16) in mounting groove (15), spacing ball (16) and mounting groove (15) the underrun through pressure spring realization be connected, the lateral wall of first telescopic link (9), second telescopic link (10) lower part is provided with spacing groove (14) corresponding with spacing ball (16).

7. The cast-in-place pile elevation detector of claim 1, wherein: the lateral part of fan-shaped blade (3) of lower extreme is provided with connection piece (311) on rotary rod (2), the bottom surface phase-match of fan-shaped blade (3) of upper most on the top surface of connection piece (311) and rotary rod (2) to avoid the material to drop between fan-shaped blade (3) on rotary rod (2).

8. The cast-in-place pile elevation detector of claim 1, wherein: the position of the embedded motor (8) of the base handle (1) is provided with a replacing opening (17) so as to facilitate the replacement of the motor (8).

9. The cast-in-place pile elevation detector of claim 8, wherein: the replacement port (17) is provided with a sealing cover (13) to prevent concrete from entering the replacement port (17) to damage the motor (8), and a threaded hole (131) is formed in the outer surface of the sealing cover (13) to facilitate the disassembly and assembly of the sealing cover (13) by means of tools.

10. The cast-in-place pile elevation detector of claim 1, wherein: the bottom of the base handle (1) is conical.