Device for measuring thickness of sediment layer at bottom of drilled pile hole
By designing an innovative structure for the support frame, wire reeling and laying components, and moving components, the problems of unstable measuring rope and difficulty in moving the device in traditional devices were solved, achieving efficient, stable, and accurate measurement of the thickness of the sediment layer at the bottom of the drilled pile.
Patent Information
- Application Number
- CN202520277884.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-20
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2035-02-20
AI Technical Summary
Traditional devices for measuring the thickness of sediment layer at the bottom of bored piles are unstable during the deployment and retraction of the measuring rope, which is prone to tangling and stacking, affecting the measurement accuracy. Furthermore, the device consumes manpower and time during transportation and positioning, affecting the reliability and accuracy of the measurement.
A device was designed that includes a support frame, a cable reel assembly, and a moving assembly. The rotating shaft is fixed by a bearing seat, the power is transmitted by a sprocket, the bidirectional lead screw and the drive block keep the measuring rope reeling and releasing synchronously, the limit post ensures that the measuring rope is arranged in an orderly manner, and the stability and mobility of the device are improved by using omnidirectional casters and cone-shaped ground stakes.
It achieves stable release and retraction of the measuring rope, improves measurement accuracy and work efficiency, simplifies the operation process, and ensures the stability and reliability of the device during the measurement process.
Smart Images
Figure CN223691744U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to railway engineering special equipment technical field especially relates to drilling pile hole bottom sediment layer thickness measuring device. BACKGROUND
[0002] At present, the bridge structure design majority is using bored pile as the foundation, its function is to deliver the load of upper building structure to the deep stable soil layer or rock layer, since the bored pile foundation is usually located in the ground or underwater, therefore, the construction procedure is complex, the technical requirement is high, the construction difficulty is big, the hole cleaning is difficult, the hole bottom is easy to appear the sediment phenomenon, the thickness of hole bottom sediment layer can directly influence the bearing capacity of bored pile, therefore, the thickness of hole bottom sediment layer must be measured before pouring concrete to bored pile to determine whether the thickness of hole bottom sediment layer reaches the standard requirement.
[0003] However, the traditional bored pile hole bottom sediment layer thickness measuring device is unstable and has poor continuity in the process that the sediment thickness detector descends to the hole bottom, the measuring rope is easy to be entangled and stacked, thereby affecting the lifting stability of the sediment thickness detector and the final measurement precision, secondly, the traditional device consumes a lot of manpower and time when carrying to the measurement site and accurately positioning, although part of the device attempts to improve the mobility, but in the actual operation process, these devices lack effective fixing mechanism, are easy to cause the measurement precision to drop due to shaking or tilting, thereby seriously affecting the reliability and accuracy of measurement. SUMMARY
[0004] The utility model aims at providing bored pile hole bottom sediment layer thickness measuring device to solve the problem in the prior art.
[0005] In order to achieve the above object, the utility model provides the following technical scheme: it includes support frame, the support frame top is provided with take-up and pay-off assembly, the take-up and pay-off assembly bottom is provided with sediment thickness detector, the support frame bottom both sides symmetry is provided with a pair of mobile assembly.
[0006] As the utility model prefers, the take-up and pay-off assembly includes a pair of symmetry setting bearing block on the inner top surface of support frame, the bearing block between two is inserted with the pivot, the pivot outside is covered with the reel, the reel both sides symmetry is provided with the measuring rope, the pivot one side is covered with the sprocket no.
[0007] As the utility model is preferred, one pair of support bases is symmetrically arranged on the inner top surface of the support frame away from one side of the bearing seat, a bidirectional screw rod is inserted between the two support bases, one pair of driving blocks is symmetrically screwed on the outer side of the bidirectional screw rod, a sprocket two is sleeved on one side of the bidirectional screw rod, and a transmission chain is arranged between the sprocket one and the sprocket two.
[0008] As the utility model is preferred, one pair of limiting columns one is symmetrically arranged in the square hole on one side of the driving block, one pair of limiting columns two is symmetrically arranged on the upper side and the lower side of the limiting column one, the included angle between the limiting column one and the limiting column two is 90 degrees, one pair of fixing bases is symmetrically arranged on the top of the sediment thickness detector, and the measuring ropes on the two sides are connected with the fixing bases after passing between the limiting column two and the limiting column one.
[0009] As the utility model is preferred, the moving assembly comprises a mounting base arranged at the bottom of the support frame, one pair of telescopic cylinders one is symmetrically arranged at the bottom of the mounting base, a lifting plate is arranged at the bottom of the telescopic rod of the telescopic cylinder one, one pair of lifting rails is symmetrically arranged at the bottom of the mounting base, the lifting plate is slidably arranged on the lifting rail, and one pair of universal casters is symmetrically arranged at the bottom of the lifting plate.
[0010] As the utility model is preferred, one pair of telescopic cylinders two is symmetrically arranged at the bottom of the mounting base, and a spike is arranged at the bottom of the telescopic rod of the telescopic cylinder two.
[0011] Compared with the prior art, the above technical scheme of the utility model has the following beneficial technical effects:
[0012] 1、The utility model discloses a winding and unwinding assembly, bearing seat fixed pivot, ensure the stable rotation of the pivot, guarantee the stability and continuity of the measuring rope in the process of winding and unwinding, simultaneously, the sprocket one and the sprocket two are connected through the transmission chain, realize the stable transmission of power, make the reel can rotate smoothly along with the starting of the motor, thereby effectively control the winding and unwinding speed of the measuring rope, secondly, the winding and unwinding assembly still through the cooperation of the bidirectional screw rod and the driving block, keep the synchronous winding and unwinding of the measuring rope and the levelness of the sediment thickness detector, again through the combined use of the driving block, the limiting column one and the limiting column two, ensure the orderly arrangement of the measuring rope, avoid the instability of the lifting process of the sediment thickness detector caused by winding and stacking, the user only needs to start the motor, can realize the automatic winding and unwinding of the measuring rope through the winding and unwinding assembly, greatly simplify the operation process, improve the work efficiency.
[0013] 2、The utility model discloses a lifting plate and universal foot wheel are lifted to improvement device's applicability through setting up mobile assembly, when universal foot wheel contacts ground, user can easily carry device to the place of measuring, greatly save manpower and time, when device reaches the place of measuring, user can retract universal foot wheel in mounting seat, then through telescopic cylinder no. 2, and the cone ground peg is driven into the ground, thereby ensure the stability of device when working, effectively prevent the problem of the influence measurement accuracy of device in the measurement process because of shaking or inclination, improve the reliability of measurement. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is whole structure schematic diagram of the utility model;
[0015] Figure 2 It is structure schematic diagram of the take-up and pay-off assembly of the utility model;
[0016] Figure 3 It is bidirectional screw structure schematic diagram in the take-up and pay-off assembly of the utility model;
[0017] Figure 4 It is drive block structure schematic diagram in the take-up and pay-off assembly of the utility model;
[0018] Figure 5 It is Figure 4 It is enlarged schematic diagram in A place of the utility model;
[0019] Figure 6 It is structure schematic diagram of mobile assembly of the utility model;
[0020] Figure 7 It is structure schematic diagram of cone ground peg in mobile assembly of the utility model.
[0021] Support frame 1, take-up and pay-off assembly 2, bearing seat 21, rotating shaft 22, reel 23, measuring rope 24, sprocket one 25, motor 26, support seat 27, bidirectional screw 28, drive block 29, sprocket two 210, transmission chain 211, limit post one 212, limit post two 213, sediment thickness detector 3, fixed seat 31, mobile assembly 4, mounting seat 41, telescopic cylinder one 42, lifting plate 43, lifting guide rail 44, universal foot wheel 45, telescopic cylinder two 46, cone ground peg 47. DETAILED DESCRIPTION
[0022] To make the purpose, technical scheme and advantage of the utility model more clear and obvious, below combining with specific implementation and referring to attached drawing, the utility model is explained in further detail. It should be understood that these descriptions are only exemplary, and are not to limit the scope of the utility model. Moreover, in following explanation, the description of known structure and technology is omitted to avoid unnecessary confusion of the concept of the utility model.
[0023] As Figures 1-7 The utility model discloses a borehole pile hole bottom sediment layer thickness measuring device, it includes support frame 1, and the support frame 1 top is provided with take-up assembly 2, and take-up assembly 2 bottom is provided with sediment thickness detector 3, and the both sides of support frame 1 bottom are provided with a pair of moving assembly 4.
[0024] Take-up assembly 2 includes a pair of symmetry setting bearing seat 21 on the top surface in support frame 1, bearing seat 21 fixed pivot 22, ensure the stable rotation of pivot 22, and the pivot 22 is inserted between the two bearing seats 21, and the pivot 22 provides installation base for reel 23 and sprocket one 25, and the reel 23 is sleeved on the outside of pivot 22, and the reel 23 is used for winding measuring rope 24 on both sides, and the synchronous take-up of both sides measuring rope 24 is realized by rotating, and the reel 23 is symmetrically provided with measuring rope 24 on both sides, and the measuring rope 24 is connected with sediment thickness detector 3, and is used for lowering to the hole bottom or lifting to the ground, and the sprocket one 25 is sleeved on one side of pivot 22, and the sprocket one 25 is connected with sprocket two 210 through transmission chain 211, and the pivot 22 penetrates support frame 1, and one side of support frame 1 is provided with motor 26, and one end of pivot 22 is connected with the transmission end of motor 26, and motor 26 provides rotary power, and drives the rotation of pivot 22, reel 23 and sprocket one 25.
[0025] One side of the top surface in support frame 1 away from bearing seat 21 is symmetrically provided with a pair of support seat 27, and support seat 27 is fixed with bidirectional screw rod 28, to ensure the stable rotation of bidirectional screw rod 28, and the bidirectional screw rod 28 is inserted between the two support seats 27, and the bidirectional screw rod 28 is driven to move in opposite directions through rotation to realize the synchronous take-up of measuring rope 24, so that the sediment thickness detector 3 keeps horizontal during the lifting process, and a pair of driving blocks 29 are symmetrically screwed on the outside of bidirectional screw rod 28, and sprocket two 210 is sleeved on one side of bidirectional screw rod 28, and transmission chain 211 is arranged between sprocket one 25 and sprocket two 210, and sprocket two 210 is connected with sprocket one 25 through transmission chain 211, to receive the power transmitted by sprocket one 25, to realize the synchronous rotation of pivot 22, reel and bidirectional screw rod 28.
[0026] The two driving blocks 29 are symmetrically provided with a pair of limiting posts one 212 in the square holes on one side, and a pair of limiting posts two 213 are symmetrically arranged on the upper and lower sides of the two limiting posts one 212. The angle between the limiting posts one 212 and the limiting posts two 213 is 90 degrees. The combination of the driving block 29, the limiting posts one 212 and the limiting posts two 213 ensures that the measuring rope 24 will not deviate from the predetermined path during winding and unwinding, maintains the stability of the sediment thickness detector 3, and the top of the sediment thickness detector 3 is symmetrically provided with a pair of fixing seats 31. Both sides of the measuring rope 24 are connected with the fixing seat 31 after passing between the limiting posts two 213 and the limiting posts one 212. The fixing seat 31 is used to connect with the measuring rope 24. The sediment thickness detector 3 can measure the thickness of the sediment layer at the bottom of the hole and provide accurate measurement data.
[0027] The moving assembly 4 includes a mounting seat 41 provided at the bottom of the support frame 1. The mounting seat 41 provides a mounting base for other components in the moving assembly 4. A pair of telescopic cylinders one 42 are symmetrically arranged at the bottom of the mounting seat 41. The telescopic cylinders one 42 drive the lifting plate 43 to lift, thereby controlling the universal caster 45 to retract into the mounting seat 41 or descend to contact the ground. The telescopic rods of the two telescopic cylinders one 42 are provided with the lifting plate 43 at the bottom. The lifting plate 43 provides a mounting base for the universal caster 45. A pair of lifting rails 44 are symmetrically arranged at the bottom of the mounting seat 41. The lifting plate 43 is slidingly arranged on the lifting rails 44. The lifting rails 44 guide the lifting plate 43 to stably lift. A pair of universal casters 45 are symmetrically arranged at the bottom of the lifting plate 43. When the universal casters 45 contact the ground, the overall movement of the device can be facilitated.
[0028] A pair of telescopic cylinders two 46 are symmetrically arranged at the bottom of the mounting seat 41. The telescopic rods of the two telescopic cylinders two 46 are provided with the ground pegs 47 at the bottom. The telescopic cylinders two 46 can drive the ground pegs 47 to be driven into the ground, thereby ensuring the stability of the device during work.
[0029] In use, first, the telescopic rod of telescopic cylinder one 42 is elongated, the lifting plate 43 is lowered along the lifting guide rail 44, the universal wheel 45 contacts the ground, the user can move the whole device through the hand push support frame 1, after the whole device is moved to the place to be measured, the telescopic rod of telescopic cylinder one 42 is retracted, the lifting plate 43 and the universal wheel 45 are all withdrawn into the mounting seat 41, then the telescopic rod of telescopic cylinder two 46 is elongated, the conical ground nail 47 is pushed into the ground, the stability of the whole device when working is ensured, then the user can connect the measuring rope 24 with the fixed seat 31 on the top of the sediment thickness detector 3, after the connection is good, the sediment thickness detector 3 is ensured to be horizontal, then, the motor 26 is started, the motor 26 drives the rotating shaft 22 to rotate, the rotating shaft 22 drives the chain wheel one 25 to rotate, the chain wheel one 25 transmits power to the chain wheel two 210 through the transmission chain 211, thereby driving the bidirectional screw rod 28 to rotate synchronously, the rotating shaft 22 rotates to drive the drum to rotate, thereby realizing the function of winding and unwinding the rope, when the bidirectional screw rod 28 rotates, the rotary motion can be converted into the linear motion of the two driving blocks 29, thereby keeping the measuring rope 24 synchronous winding and unwinding and the sediment thickness detector 3 horizontal, at the same time, the combination of the driving block 29, the limiting column one 212 and the limiting column two 213 can ensure that the measuring rope 24 is arranged and wound in order, avoiding winding and stacking to cause the lifting process of the sediment thickness detector 3 unstable, when the sediment thickness detector 3 is lowered to the bottom of the hole, the thickness of the sediment layer is measured, after the measurement is completed, the measuring rope 24 is retracted through the reverse rotation of the motor 26, and the sediment thickness detector 3 is lifted to the ground.
[0030] It should be understood that the above specific embodiments of the present application are only used for illustrative or explanatory purposes of the principles of the present application, and do not constitute a limitation of the present application. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application shall be included in the protection scope of the present application. In addition, the appended claims of the present application are intended to cover all changes and modifications falling within the scope and boundary of the appended claims, or the equivalent forms of such scope and boundary.
Claims
1. Apparatus for determining the thickness of a layer of settled material at the bottom of a bored pile hole, comprising: Support frame (1) characterized in that: the support frame (1) top is provided with a take-up and pay-off assembly (2), the bottom of the take-up and pay-off assembly (2) is provided with a sediment thickness detector (3), the bottom of the support frame (1) is provided with a pair of moving assemblies (4) on both sides.
2. A device for determining the thickness of a layer of settled material at the base of a bored pile hole according to claim 1, characterised in that: The take-up and pay-off assembly (2) comprises a pair of bearing seats (21) symmetrically arranged on the top surface of the support frame (1), a rotating shaft (22) is inserted between the two bearing seats (21), a winding drum (23) is sleeved on the outer side of the rotating shaft (22), a measuring rope (24) is symmetrically arranged on both sides of the winding drum (23), a sprocket (25) is sleeved on one side of the rotating shaft (22), the rotating shaft (22) penetrates the support frame (1), a motor (26) is arranged on one side of the support frame (1), and one end of the rotating shaft (22) is connected with the transmission end of the motor (26).
3. A device for determining the thickness of a pile hole base sediment layer according to claim 2, characterized in that: A pair of support seats (27) are symmetrically arranged on the top surface of the support frame (1) away from the bearing seat (21), a bidirectional screw rod (28) is inserted between the two support seats (27), a pair of driving blocks (29) are symmetrically screwed on the outer side of the bidirectional screw rod (28), a sprocket (210) is sleeved on one side of the bidirectional screw rod (28), and a transmission chain (211) is arranged between the sprocket (25) and the sprocket (210).
4. A device for determining the thickness of a layer of settled material at the base of a bored pile hole according to claim 3, characterised in that: A pair of limiting columns (212) are symmetrically arranged in the square holes on one side of the two driving blocks (29), a pair of limiting columns (213) are symmetrically arranged on the upper and lower sides of the two limiting columns (212), the included angle between the limiting column (212) and the limiting column (213) is 90 degrees, a pair of fixing seats (31) are symmetrically arranged on the top of the sediment thickness detector (3), and the measuring ropes (24) on both sides pass through the limiting column (213) and the limiting column (212) and are connected with the fixing seat (31).
5. A device for determining the thickness of a layer of settled material at the base of a bored pile hole according to claim 4, characterised in that: The moving assembly (4) comprises a mounting seat (41) arranged at the bottom of the support frame (1), a pair of telescopic cylinders (42) are symmetrically arranged at the bottom of the mounting seat (41), lifting plates (43) are arranged at the bottom of the telescopic rods of the two telescopic cylinders (42), a pair of lifting rails (44) are symmetrically arranged at the bottom of the mounting seat (41), the lifting plates (43) are slidingly arranged on the lifting rails (44), and a pair of universal casters (45) are symmetrically arranged at the bottom of the lifting plates (43).
6. A device for determining the thickness of a layer of settled material at the base of a bored pile hole according to claim 5, characterised in that: A pair of telescopic cylinders (46) are symmetrically arranged at the bottom of the mounting seat (41), and conical nails (47) are arranged at the bottom of the telescopic rods of the two telescopic cylinders (46).