CN115628669A

CN115628669A - Device and method for detecting thickness of sediment at bottom of drilled pile

Info

Publication number: CN115628669A
Application number: CN202211312417.2A
Authority: CN
Inventors: 刘余勤; 刘畅; 王涛
Original assignee: Guangdong Mingzheng Project Management Co ltd
Current assignee: Guangdong Mingzheng Project Management Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-01-20

Abstract

The application relates to a device and a method for detecting thickness of sediment at the bottom of a drilled pile, which relate to the field of pouring sealant devices and comprise a mounting box and a measuring rod, wherein a stabilizing box is arranged below the mounting box, a first driving motor is arranged in the stabilizing box, the first driving motor is connected with a first rotating rod, the other end of the first rotating rod is provided with a central bevel gear, the inner wall of the stabilizing box is rotatably connected with a hollow central shaft, and the measuring rod penetrates through the stabilizing box and the central shaft; a first driving bevel gear is arranged on the outer wall of the central shaft, the central bevel gear is meshed with the first driving bevel gear, and a first driven bevel gear is arranged at the other end of the central shaft; be provided with the stabilizer bar in stabilizing the box, the one end of stabilizer bar is provided with the backup pad, and the inner wall of stabilizing the box runs through to have seted up and lets the position mouth, and the stabilizer bar can be worn to establish with the backup pad and let the position mouth, and the other end of stabilizer bar is connected with the driving piece, and the driving piece is connected with first driven bevel gear. This application has the effect that promotes detection device and detects the precision.

Description

Device and method for detecting thickness of sediment at bottom of drilled pile

Technical Field

The application relates to the field of drilled piles, in particular to a method for detecting the thickness of sediment at the bottom of a drilled pile.

Background

The excessive sediment at the bottom of the pile is mainly caused by unclean hole cleaning or secondary hole cleaning during construction, and the detection of the thickness of the sediment at the bottom of the drilled pile can help to quickly analyze the concrete reasons of the sediment and improve the construction mode in time.

The Chinese patent with publication number CN113154993A discloses a device and a method for detecting the thickness of drilled pile bottom sediment, and the device comprises a mounting box and a vertical measuring rod rotatably arranged on the bottom surface of the mounting box, wherein a driving device for driving the measuring rod to rotate is arranged in the mounting box, and the end part of the measuring rod, far away from the mounting box, is a measuring tip; a plurality of hemispheroids are arranged on the measuring rod along the vertical direction, one side of the plane of each hemisphere is tightly attached to the measuring rod, one side of the plane of each hemisphere is provided with a mud storage cavity, a notch is formed in each hemisphere, the notch faces to the obliquely upper side, and the notch is communicated with the mud storage cavity; the device for detecting the thickness of the sediment at the bottom of the drilled pile is fixed with a crane through a rope, the device for detecting the thickness of the sediment at the bottom of the drilled pile is placed at the bottom of the drilled pile, the measuring rod is inserted into the bottom of the pile at the moment, and the driving device is started to detect the thickness of the sediment.

To the above-mentioned correlation technique, the inventor thinks that during the detection, because detection device need start the drive arrangement and operate when detecting, very easily make the deviation take place between mounting box and the measuring stick this moment, can influence the measurement precision of measuring stick, so wait to improve.

Disclosure of Invention

In order to improve the measurement accuracy of the measuring device, the application provides a device and a method for detecting the thickness of the sediment at the bottom of a drilled pile.

The application provides a bored pile bottom sediment thickness detection device and method adopts following technical scheme:

in a first aspect, the application provides a device for detecting the thickness of the sediment at the bottom of a drilled pile, which comprises a mounting box and a measuring rod, wherein a stabilizing box is arranged below the mounting box, a first driving motor is arranged in the stabilizing box, a coupler of the first driving motor is connected with a first rotating rod, one end, away from the first driving motor, of the first rotating rod is provided with a central bevel gear, the inner wall of the stabilizing box is rotatably connected with a hollow central shaft, and the measuring rod penetrates through the stabilizing box and the central shaft; a first driving bevel gear is fixedly arranged on the outer wall of the central shaft, the central bevel gear is meshed with the first driving bevel gear, and a first driven bevel gear is arranged at one end, far away from the end connected with the stabilizing box, of the central shaft; the stabilizing box is provided with a stabilizer bar, one end of the stabilizer bar is provided with a supporting plate, the inner wall of the stabilizing box penetrates through and is provided with a yielding port, the stabilizer bar and the supporting plate can penetrate through the yielding port, the other end of the stabilizer bar is connected with a driving piece, the driving piece is connected with a first driven bevel gear, and therefore the stabilizer bar is driven to penetrate through the yielding port so that the supporting plate can support the inner wall of the drilled pile.

Through adopting above-mentioned technical scheme, after starting first driving motor, make first driving motor drive first rotation pole and rotate, make the central bevel gear who is connected with first rotation pole drive first drive bevel gear and rotate afterwards, first driven bevel gear drives the driving piece function this moment, thereby make the stabilizer bar stretch out and let the position mouth, so that the backup pad supports the bored pile inner wall, make whole monitoring devices fixed, thereby can promote whole monitoring devices's stability, and then promoted detection accuracy nature of detection device.

Preferably, the driving member includes a second driving bevel gear, a first connecting rod, a second driven bevel gear, an auxiliary bevel gear, a second connecting rod, a first rotating gear and a first connecting rack, the second driving bevel gear is engaged with the first driven bevel gear, one end of the first connecting rod is connected with the second driving bevel gear, the other end of the first connecting rod is connected with the second driven bevel gear, the auxiliary bevel gear is engaged with the second driven bevel gear, the second connecting rod is connected with the auxiliary bevel gear, an installation plate is disposed on the inner wall of the stabilizing box, one end of the second connecting rod, which is far away from the auxiliary bevel gear, is rotatably connected with the installation plate, the first rotating gear is sleeved on the second connecting rod, the first connecting rack is connected with the stabilizing rod, and the first connecting rack is engaged with the first rotating gear.

Through adopting above-mentioned technical scheme, the driving piece starts the back, and the second initiative bevel gear who is connected with first driven bevel gear rotates to make second driven bevel gear rotate, supplementary bevel gear rotates this moment, thereby makes first connecting gear drive the first connecting rack removal on stabilizer bar surface, makes the firm pole wear to establish out and lets the position mouth, so that the backup pad supports the bored pile inner wall.

Preferably, a fixing plate is arranged on the surface of the mounting plate, a fixing rod is arranged on the side wall of the fixing plate, an insertion groove is formed in one end, away from the supporting plate, of the stabilizer bar, the fixing rod is inserted into the insertion groove, an elastic piece is arranged in the insertion groove, one end of the elastic piece is connected with the end wall of the insertion groove, and the other end of the elastic piece is connected with the fixing rod.

Through adopting above-mentioned technical scheme, the stabilizer bar can be followed the length direction of fixed link and slided to promote the holistic stability of stabilizer bar, simultaneously, the elastic component makes the backup pad can tightly laminate in bored pile inner wall department, thereby has promoted the supporting effect of steadying plate to whole monitoring devices.

Preferably, a central gear is arranged in the stabilizing box, the central gear penetrates through the central shaft, the central gear is meshed with a driven gear, the driven gear is connected with a stabilizing rod, the other end of the stabilizing rod is connected with the inner wall of the stabilizing box, the lower end of the driven gear is connected with a transmission rod, a sweeping plate is arranged at one end, away from the driven gear, of the transmission rod, and a through groove for the transmission rod to penetrate through is formed in the surface of the stabilizing box.

Through adopting above-mentioned technical scheme, sun gear rotates the back for driven gear rotates, and driven gear drives the transfer line and rotates, thereby makes the sweeping board of transfer line lower extreme rotate, and the sweeping board cleans the sediment surface, so that sediment surfacing has reduced sediment surface slope and has influenced sediment thickness measurement's precision.

Preferably, one surface of the driven gear, which is far away from the through groove, is provided with a yielding groove, the upper end of the transmission rod is provided with an inserting block inserted into the yielding groove, and the transmission rod can slide along the length direction of the central shaft; an adjusting piece for driving the transmission rod to slide is arranged in the stabilizing box.

Through adopting above-mentioned technical scheme, the back is upwards slided with the transfer line to the regulating part for the grafting piece breaks away from the groove of stepping down, thereby makes the sweeping board enter into to stablizing in the box, makes stablizes the box laminating on the surface of sediment, has promoted stablizes the stability of box on the sediment surface.

Preferably, the adjusting part comprises a second driving motor, a second rotating rod, a third driving bevel gear, a third driven bevel gear, a linkage rod, a second rotating gear, a second connecting rack, an adjusting sleeve rod and a butting block, the second driving motor is connected with the inner wall of the stabilizing box, a coupler of the second driving motor is connected with the second rotating rod, the third driving bevel gear is connected with one end, away from the second driving motor, of the second rotating rod, the third driven bevel gear is meshed with the third driving bevel gear, one end of the linkage rod is connected with the third driven bevel gear, the other end of the linkage rod is connected with the second rotating gear, the adjusting sleeve rod is sleeved on the transmission rod, the transmission rod is in sliding connection with the adjusting sleeve rod, the second connecting rack is connected with the adjusting sleeve rod, the second rotating gear is meshed with the second connecting rack, the butting block is connected with the outer wall of the transmission rod, and the upper end of the adjusting sleeve rod is butted against the butting block.

By adopting the technical scheme, after the second driving motor is started, the second rotating rod is driven to rotate, the third driven bevel gear meshed with the third driving bevel gear rotates, so that the second connecting rack on the surface of the second rotating gear dropping east adjusting sleeve moves, the adjusting sleeve rod jacks up the abutting block, the inserting block of the transmission rod is separated from the yielding groove, and the sweeping plate is stored in the stabilizing box.

Preferably, the lateral wall of stabilizing the box runs through and has seted up the regulation mouth, the inner wall of regulation mouth rotates and is connected with and is used for adjusting the closed closure plate of mouthful closure, it is provided with the locking piece that is used for going on the closure plate fixed to stabilize box body and closure plate department.

Through adopting above-mentioned technical scheme, regulation mouthful seting up, can be convenient for follow-up maintenance to stabilizing spare part in the box, through adjusting the lock piece, can make the closure plate close regulation mouthful to reduce external impurity and get into and stabilize the box and influence the performance that stabilizes the box.

As preferred, the locking piece includes locating piece, locking piece and locking pole, the locating piece is connected with the closure plate, the constant head tank has been seted up to the locating piece, the locking pole is inserted and is located the constant head tank, sliding connection between locking pole and the locating piece, the locking piece sets up in the lateral wall of stabilizing the box, the locking groove has been seted up to the locking piece, the locking pole can be inserted and is located in the locking groove, the outer wall of locking pole and the mutual adaptation of inner wall in locking groove.

Through adopting above-mentioned technical scheme, behind the slip locking pole for the locking pole inserts and locates in the locking groove of locking piece, thereby makes the locking piece fix the closure plate.

Preferably, the outer wall of the locking rod is provided with a magnetic member, and the inner wall of the locking groove is provided with an adsorption member magnetically attracted with the magnetic member.

Through adopting above-mentioned technical scheme, the locking pole is inserted and is established back to the locking groove, and the laminating of attracting each other between magnetic part and the absorption piece to the stability of locking pole has been promoted.

In a second aspect, the application further provides a use method of the device for detecting the thickness of the drilled pile bottom sediment, which comprises the following steps:

after the stabilization box is placed to a measuring point, a first driving motor is started, the first driving motor drives a driving piece to operate, so that the stabilization rod penetrates through the stabilization box, and at the moment, the inner side wall of the drilled pile is supported by a support plate, so that the whole monitoring device is fixed;

operating the measuring rod, and withdrawing the measuring rod after the end part of the measuring rod is abutted against the bottom of the sediment;

the driving motor is started again, so that the support plate is driven by the stabilizing rod to be retracted into the stabilizing box;

the data of the measuring rod is recorded and a report is filled out.

Through adopting above-mentioned technical scheme, through adjusting the stabilizer bar in stabilizing the box for the backup pad supports drilling pile lateral wall, thereby can promote whole measuring device's stability.

In summary, the present application includes at least one of the following beneficial technical effects:

1. a stabilizing box is arranged below the mounting box, and the driving piece drives the stabilizing rod to penetrate through the escape opening through the first driving motor, so that the supporting plate supports the inner wall of the drilled pile, and the stability of the whole detection device is improved;

2. after starting first driving motor, sweep the board and clean the surface of sediment to make the surface of sediment level and more smooth, further promoted detection device's the accurate nature of detection.

Drawings

Fig. 1 is an overall schematic diagram of a device for detecting thickness of sediment at the bottom of a bored pile according to an embodiment of the present application.

Fig. 2 is a schematic sectional view showing an internal structure of the stabilizer box.

Fig. 3 is a partial sectional view for embodying a connection relationship between a stabilizer bar and a fixing bar.

FIG. 4 is a schematic sectional view showing the connection of the adjusting member in the stabilizing case

Fig. 5 is a partial schematic view for showing a positional relationship between the lock member and the stabilizer box.

Fig. 6 is an enlarged schematic view of a portion a in fig. 5.

Description of reference numerals:

1. mounting a box; 2. a measuring rod; 3. a stabilization box; 31. mounting a plate; 32. a central shaft; 321. a first driven bevel gear; 33. a position yielding port; 34. a fixing plate; 341. fixing the rod; 35. a through groove; 36. an adjustment port; 4. a first drive motor; 41. a first rotating lever; 42. a central bevel gear; 43. a first drive bevel gear; 44. a drive member; 441. a second drive bevel gear; 442. a first connecting rod; 443. a second driven bevel gear; 444. an auxiliary bevel gear; 445. a second connecting rod; 446. a first rotating gear; 447. a first connecting rack; 5. a stabilizer bar; 51. a support plate; 52. inserting grooves; 53. an elastic member; 6. a sun gear; 61. a driven gear; 611. a stabilizing rod; 612. a transmission rod; 6121. sweeping the plate; 6122. an insertion block; 613. a yielding groove; 7. an adjustment member; 71. a second drive motor; 72. a second rotating lever; 73. a third drive bevel gear; 74. a third driven bevel gear; 75. a linkage rod; 76. a second rotating gear; 77. a second connecting rack; 78. adjusting the loop bar; 79. a butting block; 8. a closing plate; 9. a locking member; 91. positioning a block; 911. positioning a groove; 92. a locking block; 921. a locking groove; 922. an adsorbing member; 93. a lock lever; 931. a magnetic member.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a device and a method for detecting the thickness of sediment at the bottom of a drilled pile. Referring to fig. 1 and 2, a bored pile bottom sediment thickness detection device includes a mounting box 1 and a measuring rod 2 for detecting sediment thickness, a stabilizing box 3 is fixed below the mounting box 1 through screws, the stabilizing box 3 is fixedly provided with a first driving motor 4 through screws, a coupling of the first driving motor 4 is fixedly welded with a first rotating rod 41, one end of the first rotating rod 41, which is far away from the first driving motor 4, is fixedly welded with a central bevel gear 42, the central bevel gear 42 is meshed with a first driving bevel gear 43, a hollow central shaft 32 penetrates through the center of the first driving bevel gear 43, the central shaft 32 is arranged along the length direction of the measuring rod 2, the measuring rod 2 penetrates through the stabilizing box 3 and the central shaft 32, and the lower end of the central shaft 32 is connected with a bottom wall bearing of the stabilizing box 3, in the embodiment of the present application, the central shaft 32 is a hollow round rod; the upper end welded fastening of center pin 32 has first driven bevel gear 321, first driven bevel gear 321 is connected with driving piece 44, driving piece 44 is connected with stabilizer bar 5, stabilizer bar 5 is kept away from the one end of driving piece 44 and is provided with backup pad 51, the lateral wall of stabilizing box 3 runs through and has seted up and let a mouthful 33, first driving motor 4 starts the back, can drive driving piece 44 drive stabilizer bar 5 and backup pad 51 remove and make the backup pad 51 of being connected with stabilizer bar 5 wear to establish and let a mouthful 33, and support the bored pile inner wall, thereby the stability of measuring stick 2 when detecting has been promoted.

Referring to fig. 2, the driving member 44 includes a second driving bevel gear 441, a first connecting rod 442, a second driven bevel gear 443, an auxiliary bevel gear 444, a second connecting rod 445, a first rotating gear 446 and a first connecting rack 447, the second driving bevel gear 441 and the first driven bevel gear 321 are engaged with each other, the first connecting rod 442 and the second driven bevel gear 443 are welded and fixed, the second driven bevel gear 443 and one end of the first connecting rod 442 away from the second driving bevel gear 441 are welded and fixed, the first connecting rod 442 is perpendicular to the central shaft 32, the second driven bevel gear 443 is engaged with the auxiliary bevel gear 444, the second connecting rod 445 and the second driven bevel gear 443 are welded and fixed, and the second connecting rod 445 and the central shaft 32 are parallel to each other; the inner wall of the stabilization box 3 is fixed with a mounting plate 31 through a screw, one end of the second connecting rod 445, far away from the second driven bevel gear 443, is in bearing connection with the mounting plate 31, the first rotating gear 446 is sleeved at the outer wall of the second connecting rod 445, the first rotating gear 446 is welded and fixed with the second connecting rod 445, the first connecting rack 447 is welded and fixed at the outer wall of the stabilization rod 5, and the first rotating gear 446 is meshed with the first connecting rack 447; in the embodiment of the present application, the first driven bevel gear 321 is connected with 4 driving members 44, and each driving member 44 corresponds to one stabilizer bar 5; after the first driving motor 4 rotates, the driving member 44 can drive the stabilizer bar 5 to move, so that the supporting plate 51 abuts against the inner wall of the bored pile, so that the whole monitoring device is fixed, and the stability of the detecting device in determining the thickness of the sediment is improved.

Referring to fig. 2 and 3, the outer wall of the first connecting rod 442 is sleeved with the fixing plate 34, the fixing plate 34 is welded to the upper surface of the mounting plate 31, the side wall of the fixing plate 34 is welded and fixed with the fixing rod 341, the end of the stabilizer bar 5 far away from the fixing plate 34 is provided with the inserting groove 52, the fixing rod 341 is inserted into the inserting groove 52, the fixing rod 341 is slidably connected to the stabilizer bar 5, the inserting groove 52 is provided with the elastic member 53, one end of the elastic member 53 is welded and fixed to the end wall of the inserting groove 52, and the other end of the elastic member 53 is welded and fixed to one end of the fixing rod 341 far away from the second fixing plate 34.

Referring to fig. 1 and 4, a central gear 6 is sleeved on the outer wall of the central shaft 32, the central gear 6 is welded and fixed with the central shaft 32, the central gear 6 is located below the first driving bevel gear 43, and the central gear 6 is engaged and connected with a driven gear 61, in the embodiment of the present application, two driven gears 61 are provided, a shaft center bearing of the driven gear 61 is connected with a stabilizing rod 611, and the other end of the stabilizing rod 611 is welded and fixed with the inner wall of the stabilizing box 3, so that the driven gear 61 is fixed; a transmission rod 612 is arranged at one end of the driven gear 61 far away from the stabilizing rod 611, a sweeping plate 6121 is arranged at one end of the transmission rod 612 far away from the driven gear 61, and a through groove 35 for the insertion of the transmission rod 612 is formed in the lower surface of the stabilizing box 3; after the first driving motor 4 is started, the central shaft 32 can drive the central gear 6 to rotate, the driven gear 61 meshed with the central straight gear drives the transmission rod 612 to rotate, so that the sweeping plate 6121 rotates, the sweeping plate 6121 levels the surface of the sediment, the phenomenon of sediment surface inclination is reduced, and the precision of sediment thickness detection is improved.

Referring to fig. 1 and 4, a yielding groove 613 is formed in the surface of the driven gear 61, an insertion block 6122 is integrally formed at the upper end of the stabilizing rod 611, and the insertion block 6122 is inserted into the yielding groove 613, in the embodiment of the present invention, the yielding groove 613 is a trapezoidal groove, the stabilizing rod 611 penetrates through the driven gear 61, and the stabilizing rod 611 can slide along the length direction of the central shaft 32, so that the sweeping plate 6121 is accommodated in the stabilizing box 3.

Referring to fig. 1 and 4, an adjusting part 7 for driving the plugging block 6122 to disengage from the abdicating groove 613 is installed in the stabilization box 3, the adjusting part 7 includes a second driving motor 71, a second rotating rod 72, a third driving bevel gear 73, a third driven bevel gear 74, a linkage rod 75, a second rotating gear 76, a second connecting rack 77, an adjusting sleeve rod 78 and an abutting block 79, the second driving motor 71 is fixedly connected with the inner wall of the stabilization box 3 through a screw, the second rotating rod 72 is fixedly welded with a coupler of the second driving motor 71, one end of the second rotating rod 72, which is far away from the second driving motor 71, is fixedly welded with the third driving bevel gear 73, the third driving bevel gear 73 is meshed with the third driven bevel gear 74, one end of the linkage rod 75 is fixedly welded with the third driven bevel gear 74, the other end of the second rotating gear 75 is fixedly welded with the second rotating gear 76, the adjusting sleeve rod 78 is sleeved on the outer wall of the driving rod 612, the adjusting sleeve rod 78 is slidably connected with the driving rod 612, the outer wall 77 of the adjusting sleeve rod is fixedly welded with the outer wall of the adjusting rack 78, the abutting block 79 is fixed on the outer wall of the linking rod 79, and the adjusting block 79 is welded with the upper end of the adjusting block 79; after the second driving motor 71 is started, the third driving bevel gear 73 drives the third driven bevel gear 74 to rotate, so that the second driven gear 61 connected with the linkage rod 75 rotates, the adjusting sleeve rod 78 connected with the second connecting rack 77 moves along the direction of the central shaft 32, when the adjusting sleeve rod 78 moves upwards, the abutting block 79 is driven to move, the inserting block 6122 is separated from the abdicating groove 613, so that the sweeping plate 6121 is stored in the stabilizing box 3, and the phenomenon that the sweeping plate 6121 affects the use of the measuring device outside the stabilizing box 3 is reduced.

Referring to fig. 5 and 6, an adjusting opening 36 is formed in a side wall of the stabilizing box 3, the adjusting opening 36 penetrates through the side wall of the stabilizing box 3 in the thickness direction, a closing plate 8 is rotatably connected to the adjusting opening 36 through a hinge, the adjusting opening 36 can be closed after the closing plate 8 rotates, and the assembly in the stabilizing box 3 can be conveniently maintained due to the matching of the closing plate 8 and the adjusting opening 36; stabilize lateral wall department of box 3 and be provided with the locking piece 9 that is used for going on fixing to closure panel 8, locking piece 9 includes locating piece 91, locking piece 92 and locking pole 93, locating piece 91 and closure panel 8's outer wall welded fastening, set up constant head tank 911 in the locating piece 91, locking pole 93 is inserted and is located in constant head tank 911, sliding connection between locking pole 93 and the locating piece 91, locking piece 92 and the outer wall welded fastening who stabilizes box 3, locking groove 921 has been seted up to locking piece 92, after closure panel 8 is closed, locking pole 93 slidable inserts and locates in locking groove 921, the outer wall of locking pole 93 and the mutual adaptation of inner wall in locking groove 921, thereby can fix closure panel 8, further promoted closure panel 8's stability.

Referring to fig. 6, the side wall of the locking lever 93 is embedded with a magnetic member 931, the inner wall of the locking groove 921 is fixed with an adsorbing member 922 through glue paste, the magnetic member 931 and the adsorbing member 922 attract each other to be attached, so that the stability of the locking lever 93 when being inserted into the locking block 92 is improved, and the stability of the closing plate 8 is improved.

The embodiment of the application also discloses a using method of the device for detecting the thickness of the sediment at the bottom of the drilled pile, which comprises the following steps:

after the stabilization box 3 is placed to a measuring point, the first driving motor 4 is started, the first driving motor 4 drives the driving piece 44 to operate, the stabilization rod 5 penetrates through the stabilization box 3, and at the moment, the support plate 51 supports the inner side wall of the drilled pile, so that the whole monitoring device is fixed;

operating the measuring rod 2, and withdrawing the measuring rod 2 after the end part of the rod 2 to be measured is abutted against the bottom of the sediment;

the driving motor is started again, so that the support plate 51 is driven by the stabilizer bar 5 to be retracted into the stabilizer box 3;

the data of the measuring rod 2 is recorded and a report is filled out.

The implementation principle of the device for detecting the thickness of the sediment at the bottom of the bored pile in the embodiment of the application is as follows:

the first driving motor 4 is started, after the central bevel gear 42 rotates, the central shaft 32 rotates, so that the first driving bevel gear 43 rotates, at this time, the second driving bevel gear 441 rotates through the first driven bevel gear 321, so that the second driven bevel gear 443 rotates, so that the auxiliary bevel gear 444 rotates, the first rotating gear 446 drives the first connecting rack 447 to move, the stabilizer bar 5 extends the supporting plate 51 out of the allowance port 33, so that the inner wall of the bored pile is supported, and the stability of the detection device is higher; then, starting the mounting box 1, driving the measuring rod 2 to be inserted into the sediment by the mounting box 1, and sampling a sediment sample; after the detection is finished, the thickness of the sediments is recorded according to the depth of the measuring rod 2, and the thickness of the sediments can be measured.

The present embodiment is only for explaining the present application, and the present application is not limited thereto, and various changes and modifications can be made by workers in the field without departing from the technical idea of the present application through the above description, so that: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a drilling pile bottom sediment thickness detection device, includes mounting box (1) and measuring stick (2), its characterized in that: a stabilizing box (3) is arranged below the mounting box (1), a first driving motor (4) is arranged in the stabilizing box (3), a coupling of the first driving motor (4) is connected with a first rotating rod (41), a central bevel gear (42) is arranged at one end, away from the first driving motor (4), of the first rotating rod (41), the inner wall of the stabilizing box (3) is rotatably connected with a hollow central shaft (32), and the measuring rod (2) penetrates through the stabilizing box (3) and the central shaft (32); a first driving bevel gear (43) is fixedly arranged on the outer wall of the central shaft (32), the central bevel gear (42) is meshed with the first driving bevel gear (43), and a first driven bevel gear (321) is arranged at one end, far away from the end connected with the stabilizing box (3), of the central shaft (32); be provided with stabilizer bar (5) in stabilizing box (3), the one end of stabilizer bar (5) is provided with backup pad (51), the inner wall of stabilizing box (3) runs through and has seted up and let a mouthful (33), stabilizer bar (5) and backup pad (51) can be worn to establish and let a mouthful (33), the other end of stabilizer bar (5) is connected with driving piece (44), driving piece (44) are connected with first driven bevel gear (321), thereby drive stabilizer bar (5) are worn to establish and are let a mouthful (33) so that backup pad (51) support the bored pile inner wall.

2. The device for detecting the thickness of the drilled pile bottom sediment according to claim 1, characterized in that: the driving member (44) comprises a second driving bevel gear (441), a first connecting rod (442), a second driven bevel gear (443), an auxiliary bevel gear (444), a second connecting rod (445), a first rotating gear (446) and a first connecting rack (447), the second driving bevel gear (441) is meshed with the first driven bevel gear (321), one end of the first connecting rod (442) is connected with the second driving bevel gear (441), the other end of the first connecting rod (442) is connected with the second driven bevel gear (443), the auxiliary bevel gear (444) is meshed with the second driven bevel gear (443), the second connecting rod (445) is connected with the auxiliary bevel gear (444), a mounting plate (31) is arranged on the inner wall of the stabilizing box (3), one end, far away from the auxiliary bevel gear (444), of the second connecting rod (445) is rotatably connected with the mounting plate (31), the first rotating gear (446) is sleeved on the second connecting rod (445), the first connecting rack (447) is connected with the stabilizing rod (5), and the first connecting rack (447) is meshed with the first rotating gear (447).

3. The device for detecting the thickness of the drilled pile bottom sediment according to claim 2, characterized in that: the surface of the mounting plate (31) is provided with a fixing plate (34), the side wall of the fixing plate (34) is provided with a fixing rod (341), one end of the stabilizer bar (5) far away from the support plate (51) is provided with a plug-in groove (52), the fixing rod (341) is inserted into the plug-in groove (52), an elastic piece (53) is arranged in the plug-in groove (52), one end of the elastic piece (53) is connected with the end wall of the plug-in groove (52), and the other end of the elastic piece (53) is connected with the fixing rod (341).

4. The device for detecting the thickness of the drilled pile bottom sediment according to claim 1, characterized in that: the stabilizing box is characterized in that a central gear (6) is arranged in the stabilizing box (3), the central gear (6) is arranged in the central shaft (32) in a penetrating mode, a driven gear (61) is meshed with the central gear (6), the driven gear (61) is connected with a stabilizing rod (611), the other end of the stabilizing rod (611) is connected with the inner wall of the stabilizing box (3), the lower end of the driven gear (61) is connected with a transmission rod (612), one end, far away from the driven gear (61), of the transmission rod (612) is provided with a sweeping plate (6121), and a through groove (35) for the transmission rod (612) to penetrate is formed in the surface of the stabilizing box (3).

5. The device for detecting the thickness of the drilled pile bottom sediment according to claim 4, characterized in that: a yielding groove (613) is formed in one surface, away from the through groove (35), of the driven gear (61), an inserting block (6122) inserted into the yielding groove (613) is arranged at the upper end of the transmission rod (612), and the transmission rod (612) can slide along the length direction of the central shaft (32); an adjusting piece (7) used for driving the transmission rod (612) to slide is arranged in the stabilizing box (3).

6. The device for detecting the thickness of the drilled pile bottom sediment according to claim 5, characterized in that: the adjusting piece (7) comprises a second driving motor (71), a second rotating rod (72), a third driving bevel gear (73), a third driven bevel gear (74), a linkage rod (75), a second rotating gear (76), a second connecting rack (77), an adjusting loop bar (78) and an abutting block (79), the second driving motor (71) is connected with the inner wall of the stabilizing box (3), the coupling of the second driving motor (71) is connected with the second rotating rod (72), the third driving bevel gear (73) is connected with one end of the second rotating rod (72) far away from the second driving motor (71), the third driven bevel gear (74) is meshed with the third driving bevel gear (73), one end of the linkage rod (75) is connected with a third driven bevel gear (74), the other end of the linkage rod (75) is connected with a second rotating gear (76), the adjusting sleeve rod (78) is sleeved on the transmission rod (612), the transmission rod (612) is in sliding connection with the adjusting sleeve rod (78), the second connecting rack (77) is connected with an adjusting sleeve rod (78), the second rotating gear (76) is meshed with the second connecting rack (77), the abutting block (79) is connected with the outer wall of the transmission rod (612), the upper end of the adjusting sleeve rod (78) is propped against the propping block (79).

7. The device for detecting the thickness of the drilled pile bottom sediment according to claim 1, characterized in that: the lateral wall of stabilizing box (3) runs through and has seted up regulation mouth (36), the inner wall of adjusting mouth (36) rotates and is connected with and is used for adjusting the closed closure plate (8) of mouth (36), it is provided with locking piece (9) that are used for fixing closure plate (8) with closure plate (8) department to stabilize the box (3) body.

8. The device for detecting the thickness of the drilled pile bottom sediment according to claim 7, characterized in that: locking piece (9) are including locating piece (91), locking piece (92) and locking pole (93), locating piece (91) are connected with closure plate (8), constant head tank (911) have been seted up in locating piece (91), locking pole (93) are inserted and are located constant head tank (911), sliding connection between locking pole (93) and locating piece (91), locking piece (92) set up in the lateral wall of stabilizing box (3), locking groove (921) have been seted up in locking piece (92), locking pole (93) can insert and locate in locking groove (921), the outer wall of locking pole (93) and the mutual adaptation of inner wall of locking groove (921).

9. The device for detecting the thickness of the drilled pile bottom sediment according to claim 8, characterized in that: the outer wall of locking pole (93) is provided with magnetic member (931), the inner wall of locking groove (921) is provided with adsorbs piece (922) of inhaling mutually with magnetic member (931) magnetism.

10. A use method of a device for detecting the thickness of the sediment at the bottom of a drilled pile is characterized in that: the method comprises the following steps:

after the stabilizing box (3) is placed to a measuring point, a first driving motor (4) is started, the first driving motor (4) drives a driving piece (44) to operate, so that the stabilizing rod (5) penetrates through the stabilizing box (3), and at the moment, a supporting plate (51) supports the inner side wall of the drilled pile, so that the whole monitoring device is fixed;

operating the measuring rod (2), and withdrawing the measuring rod (2) after the end part of the rod (2) to be measured is abutted against the bottom of the sediment;

the driving motor is started again, so that the support plate (51) is driven by the stabilizer bar (5) to be retracted into the stabilizing box (3);

the data of the measuring rod (2) are recorded and a report is filled out.