CN215217435U

CN215217435U - Device for detecting thickness of sediment at bottom of cast-in-place bored pile

Info

Publication number: CN215217435U
Application number: CN202121211490.1U
Authority: CN
Inventors: 黄辉宇; 吴树青; 黎祥真; 梁婷; 马小娟
Original assignee: Guangdong Wei Shi Project Test Detections Co ltd
Current assignee: Guangdong Wei Shi Project Test Detections Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-12-17
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses a device for detecting the thickness of sediment at the bottom of a bored pile, which comprises a detection cross rod, wherein two supporting vertical rods are fixedly arranged at the bottom side of the detection cross rod, two lateral wall pressing devices are rotatably arranged on the detection cross rod, one side of each of the two lateral wall pressing devices is connected with a traction rope, one end of each of the two traction ropes, which is close to each other, is connected with the same lifting rope, and a pushing motor is fixedly arranged at the bottom side of the detection cross rod. The bottom of the sediment can not be reached, which causes the problem of larger measurement error.

Description

Device for detecting thickness of sediment at bottom of cast-in-place bored pile

Technical Field

The utility model relates to a detect drilling pile end sediment thickness technical field, especially relate to a drilling bored concrete pile end sediment thickness detection device.

Background

At present, after the construction of the drilled pile is completed, hole cleaning treatment is carried out, the purpose of hole cleaning is mainly to remove sediments deposited at the bottom of a hole, the sediments are deposited or collapsed and left in the process of drilling and hole cleaning, sediments which are not taken away by circulating mud can cause great influence on the bearing capacity of a pile foundation, the excessively thick sediments can generate a cushion effect, the bearing capacity of the pile foundation is insufficient, a building collapses, and therefore the thickness of the sediments must be strictly controlled.

To the soil in different areas, its composition will have the difference, some regional grit is more, drilling bored concrete pile construction back, the bottom has more stone not cleared up, adopt single hammer method of hanging to measure the back, the measuring stick can contact with more stone, the bottom that can not directly go deep into the sediment, thereby cause measured data inaccurate, there is great influence to subsequent construction engineering quality, for this reason, a neotype drilling bored concrete pile end sediment thickness detection device has been proposed and has been satisfied the demand.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a sediment thickness detection device at bottom of drilling bored concrete pile has solved the soil to different areas, its composition will have the difference, some regional grit is more, drilling bored concrete pile construction back, the bottom has more stone not cleared up, adopt single hammerhead to measure the back, the measuring stick can contact with more stone, can not directly go deep into the bottom of sediment to cause measured data inaccurate, the problem that has great influence to subsequent construction engineering quality.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a drilling bored concrete pile bottom sediment thickness detection device, is including detecting the horizontal pole, the bottom side fixed mounting who detects the horizontal pole has two support montants, rotate on the detection horizontal pole and install two lateral wall closing device, and one side of two lateral wall closing device all is connected with the tractive rope, and the one end that two tractive ropes are close to each other is connected with same lifting rope, the bottom side fixed mounting who detects the horizontal pole has push motor, push motor's bottom side output shaft passes through shaft coupling fixed mounting and has the catch bar, the bottom fixed mounting of catch bar has the drive rod, one side movable mounting of drive rod has three toper measuring stick, is connected with same spliced pole between two toper measuring sticks that are close to each other, and one side fixed mounting of a toper measuring stick has promotion guider.

Preferably, the lateral wall closing device is including offering rotation hole, rotation compressing rod and the axis of rotation on detecting the horizontal pole, rotates compressing rod activity and runs through and rotate the hole, and the both ends of axis of rotation are rotated and run through and are rotated compressing rod and respectively fixed mounting on the both sides inner wall that rotates the hole.

Preferably, one end of the rotary pressing rod is fixedly provided with a filling pressing plate, and the outer side of the filling pressing plate is of an arc-shaped structure.

Preferably, one side of the supporting vertical rod is fixedly provided with one end of an extrusion spring, and the other end of the extrusion spring is fixedly arranged on one side of the rotating compression rod.

Preferably, promote guider and include guide bar, carriage release lever and guide block, the one end fixed mounting of carriage release lever is in one side of a toper measuring stick, the other end and the guide block fixed connection of carriage release lever, and the guide block slides and cup joints on the guide bar, and the both ends of guide bar all are through branch and support montant fixed connection.

Preferably, the sliding tray has been seted up to one side of drive pole, the equal fixed mounting in one side of three toper measuring stick has the sliding block, the equal slidable mounting in sliding tray in one side of three sliding block.

Preferably, five annular sampling grooves are formed in the outer side of the conical measuring rod and are arranged at equal intervals.

Compared with the prior art, the beneficial effects of the utility model are that: this sediment thickness detection device at bottom of drilling bored concrete pile, the driving motor operation can drive the catch bar and remove, and drive three toper measuring stick downstream, at the sliding tray, the sliding block, under the effect of guide block and guide bar, make three toper measuring stick at the in-process of downstream, can the horizontal direction remove, when containing more stone in the sediment, when toper measuring stick downstream, can misplace with the stone, avoid direct and stone extrusion, can not reach the sediment bottom, cause the great problem of measuring error.

The utility model discloses in, whole measuring device is putting into back in the pile base, the lifting rope will not receive and become lax, under the spring action of two extrusion springs, can drive and rotate the pressing rod and rotate, and compress tightly at the bored concrete pile inner wall through the filling pressure strip, can carry out a fixed to whole detecting device, push motor operation drives the toper measuring stick in-process that moves down simultaneously, can be for detecting ascending thrust of horizontal pole, nevertheless can rotate under the compressing tightly effect of pressing rod and two filling pressure strips at two, it is compacter with the bored concrete pile pressure of drilling, can not make whole measuring device rebound, the more convenient sediment that carries on is measured, after the use, upwards stimulate the lifting rope, can rotate under the tractive effect of two tractive ropes and compress tightly the pole and be close to each other, and upwards mention whole measuring device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic partial sectional view of the present invention;

fig. 4 is a schematic structural diagram of a portion a in fig. 2 according to the present invention.

In the figure: 1. detecting the cross bar; 2. supporting the vertical rod; 3. rotating the hole; 4. a rotating shaft; 5. rotating the compressing rod; 6. a pulling rope; 7. a lifting rope; 8. filling the compression plate; 9. a compression spring; 10. a push motor; 11. a push rod; 12. driving the rod; 13. a sliding groove; 14. a slider; 15. a tapered measuring rod; 16. an annular sampling groove; 17. connecting columns; 18. a guide bar; 19. a travel bar; 20. and a guide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to fig. 1-4, including detecting horizontal pole 1, the bottom side fixed mounting that detects horizontal pole 1 has two support montants 2, it rotates and installs two lateral wall closing device to detect on the horizontal pole 1, one side of two lateral wall closing device all is connected with tractive rope 6, the one end that two tractive rope 6 are close to each other is connected with same lifting rope 7, the bottom side fixed mounting that detects horizontal pole 1 has push motor 10, the bottom side output shaft of push motor 10 has catch bar 11 through shaft coupling fixed mounting, the bottom fixed mounting of catch bar 11 has drive rod 12, one side movable mounting of drive rod 12 has three toper measuring stick 15, be connected with same spliced pole 17 between two toper measuring sticks 15 that are close to each other, one side fixed mounting of a toper measuring stick 15 has promotion guider, wherein lateral wall closing device includes division rotation hole 3 on detecting horizontal pole 1, The detection device comprises a rotary pressing rod 5 and a rotary shaft 4, wherein the rotary pressing rod 5 movably penetrates through a rotary hole 3, two ends of the rotary shaft 4 are rotatably penetrated through the rotary pressing rod 5 and are respectively and fixedly installed on the inner walls of two sides of the rotary hole 3, a lifting rope 7 is placed into the bored pile, the lifting rope 7 can pull pulling ropes 6 on two sides under the self-weight condition of the whole detection device, the two pulling ropes 6 can pull the two rotary pressing rods 5 to rotate and approach each other, the lifting rope 7 can not be loosened after the whole detection device is placed into the bottom of the pile, the rotary pressing rod 5 can be driven to rotate under the elastic force action of two extrusion springs 9, the whole detection device can be fixed, a pressing filling plate 8 is fixedly installed at one end of the rotary pressing rod 5, the outer side of the filling pressing plate 8 is of an arc-shaped structure, and is pressed on the inner wall of the bored pile through the filling pressing plate 8, the whole detection device can be fixed, one end of an extrusion spring 9 is fixedly arranged on one side of a supporting vertical rod 2, the other end of the extrusion spring 9 is fixedly arranged on one side of a rotating pressing rod 5, a pulling rope 6 can compress the extrusion spring 9 when being pulled, when the pulling rope is not stressed, the rotating pressing rod 5 can be driven to rotate under the action of the elastic force of the extrusion spring 9, and the inner wall of the bored pile is pressed tightly under the action of a filling pressing plate 8, wherein the pushing guide device comprises a guide rod 18, a moving rod 19 and a guide block 20, one end of the moving rod 19 is fixedly arranged on one side of a conical measuring rod 15, the other end of the moving rod 19 is fixedly connected with the guide block 20, the guide block 20 is sleeved on the guide rod 18 in a sliding mode, two ends of the guide rod 18 are fixedly connected with the supporting vertical rod 2 through supporting rods, the moving rod 19 can drive the guide block 20 to slide on the guide rod 18, the guide bar 18 is the slope setting, so at the in-process of lapse, can drive the 19 horizontal directions of carriage release lever and remove, under sliding tray 13 and sliding block 14's effect, thereby make three toper measuring stick 15 at the in-process of lapse, can the horizontal direction remove, five annular sampling grooves 16 have been seted up in the outside of toper measuring stick 15, five annular sampling grooves 16 are equidistant setting, be convenient for take out the sample in the sediment, more accurate measurement.

When in use: when a constructor carries out the device for detecting the thickness of the sediment at the bottom of the bored pile, the lifting rope 7 is placed into the bored pile, under the condition of the dead weight of the whole measuring device, the lifting rope 7 can pull the pulling ropes 6 at two sides, the two pulling ropes 6 can pull the two rotating pressing rods 5 to rotate and approach each other, after the whole measuring device is placed into the bottom of the pile, the lifting rope 7 cannot be loosened, under the elastic force action of the two extrusion springs 9, the rotating pressing rods 5 can be driven to rotate and tightly pressed on the inner wall of the bored pile through the filling pressing plate 8, the whole detecting device can be fixed, then by starting the push motor 10, the push motor 10 can drive the push rod 11 to move and drive the drive rod 12 to move, the drive rod 12 moves to drive the conical measuring rod 15 to move downwards to detect the thickness of the sediment, when the tapered measuring rod 15 moves downwards, the movable rod 19 is driven to move, the movable rod 19 moves to drive the guide block 20 to slide on the guide rod 18, the guide rod 18 is obliquely arranged, so that the movable rod 19 can be driven to move horizontally in the downward movement process, under the action of the sliding groove 13 and the sliding block 14, the three tapered measuring rods 15 can move horizontally in the downward movement process, when more stones are contained in the sediment, the tapered measuring rods 15 can be dislocated with the stones when moving downwards, the problem that the three tapered measuring rods 15 directly extrude the stones and cannot reach the bottom of the sediment to cause large measuring errors is avoided, when the tapered measuring rods 15 are driven to move downwards by the operation of the pushing motor 10, an upward pushing force can be given to the detection cross rod 1, but under the compressing action of the two rotating compressing rods 5 and the two filling compressing plates 8, with the tight more reality of drilling bored concrete pile pressure, can not make whole measuring device rebound, the sediment of carrying on that is more convenient is measured, after the use, upwards stimulates lifting rope 7, can two rotations compress tightly pole 5 and be close to each other under the tractive effect of two tractive ropes 6 to upwards mention convenient to use whole measuring device.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The device for detecting the thickness of the sediment at the bottom of the bored pile comprises a detection cross rod (1) and is characterized in that two supporting vertical rods (2) are fixedly mounted at the bottom side of the detection cross rod (1), two side wall pressing devices are rotatably mounted on the detection cross rod (1), one side of each of the two side wall pressing devices is connected with a pulling rope (6), one end, close to each other, of each of the two pulling ropes (6) is connected with the same lifting rope (7), a pushing motor (10) is fixedly mounted at the bottom side of the detection cross rod (1), a pushing rod (11) is fixedly mounted at the bottom side output shaft of the pushing motor (10) through a coupler, a driving rod (12) is fixedly mounted at the bottom end of each pushing rod (11), three conical measuring rods (15) are movably mounted at one side of each driving rod (12), and the same connecting column (17) is connected between the two conical measuring rods (15) close to each other, one side of one conical measuring rod (15) is fixedly provided with a pushing guide device.

2. The device for detecting the thickness of the sediment at the bottom of the bored pile according to claim 1, wherein the sidewall pressing device comprises a rotating hole (3) formed in the detection cross rod (1), a rotating pressing rod (5) and a rotating shaft (4), the rotating pressing rod (5) movably penetrates through the rotating hole (3), and two ends of the rotating shaft (4) rotatably penetrate through the rotating pressing rod (5) and are respectively and fixedly installed on inner walls of two sides of the rotating hole (3).

3. The device for detecting the thickness of the sediment at the bottom of the bored pile according to claim 2, wherein a filling pressing plate (8) is fixedly installed at one end of the rotary pressing rod (5), and the outer side of the filling pressing plate (8) is of an arc-shaped structure.

4. The device for detecting the thickness of the sediment at the bottom of the bored pile according to claim 1, wherein one end of the extrusion spring (9) is fixedly installed at one side of the vertical support rod (2), and the other end of the extrusion spring (9) is fixedly installed at one side of the rotary compression rod (5).

5. The device for detecting the thickness of the sediment at the bottom of the bored pile according to claim 1, wherein the pushing guide device comprises a guide rod (18), a moving rod (19) and a guide block (20), one end of the moving rod (19) is fixedly installed at one side of a tapered measuring rod (15), the other end of the moving rod (19) is fixedly connected with the guide block (20), the guide block (20) is slidably sleeved on the guide rod (18), and both ends of the guide rod (18) are fixedly connected with the vertical support rod (2) through support rods.

6. The device for detecting the thickness of the sediment at the bottom of the bored pile according to claim 1, wherein a sliding groove (13) is formed in one side of the driving rod (12), sliding blocks (14) are fixedly mounted on one sides of the three tapered measuring rods (15), and one sides of the three sliding blocks (14) are slidably mounted in the sliding groove (13).

7. The device for detecting the thickness of the sediment at the bottom of the bored pile according to claim 1, wherein five annular sampling grooves (16) are formed in the outer side of the tapered measuring rod (15), and the five annular sampling grooves (16) are arranged at equal intervals.