CN214460701U

CN214460701U - Pile foundation sediment detection device

Info

Publication number: CN214460701U
Application number: CN202023204487.5U
Authority: CN
Inventors: 李鹏程; 刘自船; 何顺桥
Original assignee: Guangdong Baida Testing Technology Service Co ltd
Current assignee: Guangdong Baida Testing Technology Service Co ltd
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-10-22
Anticipated expiration: 2030-12-26

Abstract

The utility model relates to a pile foundation detects technical field, concretely relates to pile foundation sediment detection device, it includes the probe needle, the probe needle includes needle post and syringe needle, the needle post with the coaxial fixed of syringe needle, the syringe needle is fixed in the needle post bottom, be provided with record mechanism on the probe needle, record mechanism includes clamping bar and drive assembly, drive assembly orders about the clamping bar is with sediment centre gripping in the probe needle. The method and the device have the effect of improving the accuracy of the sediment detection result.

Description

Pile foundation sediment detection device

Technical Field

The application relates to the technical field of pile foundation detection, in particular to a pile foundation sediment detection device.

Background

Sediment refers to sediment left by sediment or hole collapse in the process of drilling and cleaning the hole and not taken away by the circulating mud. Generally of coarser particle size, the thickness of the sediment, i.e. the height of the layer of sediment. Sediment detection is to detect the thickness of sediment in order to judge the quality of engineering construction, can use slagging detection device when sediment detects. Chinese patent with publication number CN209353383U discloses a sediment detection device, which comprises a probe, wherein scales are arranged on the probe body, when the sediment is detected, the probe sinks by self-weight to go deep into the sediment, then the sediment detection device is retracted, a small amount of sediment is carried back on the scales of the probe, and the thickness of the sediment can be read by the scales on the probe.

In the above-mentioned patent, according to the thickness of a small amount of sediment in order to read the sediment that the scale of probe carried, however when the probe was retrieved, the sediment on the scale very easily dropped or was taken away by rivers, leads to the reading to sediment testing result inaccurate.

In view of the above-mentioned related art, the inventor believes that the sediment detection device has a defect that the detection result of the sediment is low in accuracy.

SUMMERY OF THE UTILITY MODEL

In order to improve the degree of accuracy of sediment testing result, this application provides a pile foundation sediment detection device.

The application provides a pile foundation sediment detection device adopts following technical scheme:

the utility model provides a pile foundation sediment detection device, includes the probe needle, the probe needle includes needle post and syringe needle, the needle post with the syringe needle is coaxial fixed, the syringe needle is fixed in the needle post bottom, be provided with record mechanism on the probe needle, record mechanism includes clamping bar and drive assembly, drive assembly orders about the clamping bar is with sediment centre gripping in the probe needle.

Through adopting above-mentioned technical scheme, when carrying out sediment detection, sink the probe into the detection position that corresponds, the probe reachs sediment department and inserts the sediment under self action of gravity, and at the bottom of the stake of detecting pile is reachd to the probe, drive assembly orders about the clamping bar with the sediment centre gripping in the probe, then takes out the probe, observes and measures the height of the sediment of clamping bar and the centre gripping of probe, just can know sediment testing result. The clamping rod and the probe clamp the sediments, so that the sediments are not easy to drop or be taken away by water flow, and the accuracy of the detection result is improved.

Optionally, drive assembly includes motor and screw rod, the motor is fixed in the probe, screw rod one end is fixed in the pivot of motor, just the screw rod with clamping bar threaded connection, drive assembly still includes the guide bar, the guide bar is fixed in the clamping bar, the guiding hole has been seted up to the tank bottom of storage tank, the guide bar insert the guiding hole and with guiding hole sliding fit.

Through adopting above-mentioned technical scheme, the motor orders about the screw rod and rotates, removes and carries out the cooperation of pegging graft with the storage tank to the storage tank under the threaded connection effect of screw rod and clamping bar, and at this in-process, guide bar and guiding hole sliding fit, the guide bar produces limiting displacement to the clamping bar for the clamping bar is difficult for producing and rotates, improves the stability of the motion action when splint receive motor drive, and then makes the clamping bar more stable with the centre gripping effect of surveying to the sediment.

Optionally, the probe is provided with a containing groove, and the containing groove is in insertion fit with the clamping rod.

Through adopting above-mentioned technical scheme, the clamping bar cooperates with the storage tank grafting, and the clamping bar is when carrying out the centre gripping with the probe with the sediment, and the sediment is located the storage tank, and the clamping bar supports the sediment and presses in the storage tank, improves the stability to sediment centre gripping effect, further improves the degree of accuracy of testing result.

Optionally, the bottom of the clamping rod is fixedly provided with a counter cone.

Through adopting above-mentioned technical scheme, the fixed heavy awl that sets up in clamping bar bottom, sink and when the probe inserted the sediment at the probe, the clamping bar can follow the probe well and sink or insert the sediment for detection device's result of use is more stable.

Optionally, the detection needle is provided with a balance disc in a sliding manner, the balance disc is provided with a yielding hole yielding the detection needle and the clamping rod, a sliding block is fixedly arranged in the yielding hole, the detection needle is provided with a sliding groove, and the sliding block is in sliding fit with the sliding groove.

Through adopting above-mentioned technical scheme, when detecting the needle and sinking to when the balancing disk reachs the sediment top, the balancing disk is blockked by the sediment, and the probe needle continues to insert the sediment downwards under the dead weight effect, probe needle and balancing disk produce relative slip this moment, the balancing disk supports in the sediment top surface, the sliding fit of slider and spout makes the balancing disk produce spacing effect to the direction that the probe needle inserted the sediment, reduce the possibility that the probe needle emptys, improve the degree of accuracy of testing result and the stability of testing effect.

Optionally, the probe pin is coated with a waterproof layer.

Through adopting above-mentioned technical scheme, the waterproof layer has better water proof effect to the probe needle, alleviates the probe needle and receives the condition of the erosion of water in the use for detection device has longer life.

Optionally, the waterproof layer is provided with a mark bulge.

Through adopting above-mentioned technical scheme, behind clamping bar and probe with the sediment centre gripping, the staff can see out the result that the sediment detected through the sign arch more directly perceivedly for the reading of testing result is more convenient.

Optionally, a reference rod is fixedly arranged at the top of the probe needle, and the reference rod and the probe needle are coaxially arranged.

Through adopting above-mentioned technical scheme, at the coaxial fixed reference rod that sets up in the top surface of needle post, the inclination through observing the reference rod can know the probe needle and insert the direction when the sediment, has better controlling effect to the testing process.

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

1. the clamping rod and the probe clamp the sediment, so that the sediment is not easy to drop or be taken away by water flow, and the accuracy of a detection result is improved;

2. the clamping rod is in inserting fit with the accommodating groove, when the clamping rod clamps the sediments with the probe, the sediments are located in the accommodating groove, and the clamping rod presses the sediments in the accommodating groove, so that the stability of the sediment clamping effect is improved, and the accuracy of the detection result is further improved;

3. when sediment detection is carried out, the direction of the probe needle when the sediment is inserted can be known by observing the inclined state of the reference rod, and the detection process has a good control effect.

Drawings

Fig. 1 is a top view of a three-dimensional structure according to an embodiment of the present invention.

Fig. 2 is a three-dimensional structural view from the bottom of an embodiment of the present application.

Description of reference numerals: 1. a probe pin; 11. a needle cylinder; 12. a needle head; 13. a containing groove; 131. a guide hole; 14. a chute; 2. a balance disc; 21. a hole of abdication; 211. a slider; 3. a clamping bar; 31. a guide bar; 32. sinking a cone; 4. a drive assembly; 41. a motor; 42. a screw; 5. a reference bar.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses pile foundation sediment detection device, refer to fig. 1, including probe 1 and record mechanism, probe 1 comprises integrated into one piece's needle post 11 and syringe needle 12, and syringe needle 12 is located the bottom of needle post 11, and needle post 11 is cylindricly, and syringe needle 12 is coniform, and syringe needle 12 and the coaxial setting of needle post 11. The detection needle 1 cladding is provided with the waterproof layer, and the waterproof layer has better water proof effect to detection needle 1, alleviates the condition that detection needle 1 received the erosion of water in the use.

With reference to fig. 1, the recording mechanism includes a clamping rod 3 and a driving assembly 4, the clamping rod 3 is in a square rod shape, the clamping rod 3 and the probe pin 1 are parallel to each other, and in order to enable the probe pin 1 to sink stably, the clamping rod 3 can also sink stably, in this embodiment, a sinking cone 32 is fixedly disposed at the bottom end of the clamping rod 3, the sinking cone 32 is in a square cone shape, and a central line of the sinking cone 32 is coincident with a central line of the clamping rod 3. The probe pin 1 is provided with a containing groove 13 at a position close to the clamping rod 3, the outline of the containing groove 13 is slightly larger than the outline of the clamping rod 3, and the containing groove 13 penetrates through the probe pin 1 along the axial direction of the probe pin 1. The driving component 4 drives the clamping rod 3 to move towards the containing groove 13 so that the clamping rod 3 is in inserted fit with the containing groove 13. The cladding still is provided with the sign arch in the waterproof layer of probe 1, and the protruding department of sign is because waterproof layer thickness is higher, and its water proof effect is better, through the sign arch can directly perceivedly see the result that the sediment detected, in other embodiments, also can set up the sign arch at probe 1 lateral wall, the waterproof layer need use transparent material to read in order to ensure the data to the sediment testing result this moment.

Referring to fig. 1, the driving assembly 4 includes a motor 41, a screw rod 42 and a guide rod 31, the motor 41 is fixed to the top of the needle cylinder 11, an axis of the screw rod 42 is perpendicular to a length direction of the accommodating groove 13, one end of the screw rod 42 passes through a bottom of the accommodating groove 13 and is fixed to a rotating shaft of the motor 41, and the screw rod 42 and the rotating shaft of the motor 41 are coaxially disposed. The clamping rod 3 is provided with a threaded hole, and the screw rod 42 penetrates through the threaded hole of the clamping rod 3 and is in threaded fit with the threaded hole of the clamping rod 3. The guide rod 31 is fixed in the middle of the side surface of the clamping rod 3 facing the accommodating groove 13, the guide rod 31 is perpendicular to the clamping rod 3, a guide hole 131 is formed in the bottom of the accommodating groove 13, and the guide rod 31 is inserted into the guide hole 131 and is in sliding fit with the guide hole 131. The motor 41 drives the screw rod 42 to rotate, and under the screw connection effect of the screw rod 42 and the clamping rod 3 and the guiding effect of the guide rod 31 on the clamping rod 3, the clamping rod 3 moves towards the accommodating groove 13 and is inserted into the accommodating groove 13. In order to make the driving assembly 4 more stably drive the clamping rod 3, a limiting plate is fixedly arranged at one end of the screw rod 42 away from the motor 41, the limiting plate is a circular plate, the diameter of the limiting plate is greater than that of the screw rod 42, and the limiting rod limits the moving distance of the clamping rod 3 when the clamping rod 3 is away from the probe 1, so that the clamping rod 3 is not easily separated from the screw rod 42.

Referring to fig. 2, the probe 1 is provided with a balance disc 2, the middle part of the balance disc 2 is provided with a yielding hole 21, and the probe 1 and the clamping rod 3 both penetrate the yielding hole 21. A sliding block 211 is fixedly arranged in the abdicating hole 21, the sliding block 211 is a T-shaped block, the probe 1 is provided with a sliding groove 14, the sliding groove 14 is a T-shaped groove, and the sliding block 211 is inserted into the sliding groove 14 and is in sliding fit with the sliding groove 14. The sliding groove 14 is opened to the middle of the height of the needle post 11 from the bottom end of the probe needle 1, the sliding block 211 is inserted into the sliding groove 14, the notch of the sliding groove 14 is closed, so that the sliding block 211 is stably positioned in the sliding groove 14, and the sliding connection effect of the balance disc 2 and the probe needle 1 is stable. The in-process that sinks of detection needle, when balance disc 2 reachs the sediment top, balance disc 2 is blockked, and probe pin 1 inserts the sediment under the dead weight effect in, balance disc 2 supports in sediment top surface to balance disc 2 and probe pin 1 sliding connection to this produces spacing effect to the direction that probe pin 1 inserted the sediment. In order to detect the direction of the probe 1 inserted into the sediment, in the present embodiment, the reference rod 5 is coaxially and fixedly disposed on the top surface of the needle post 11, the reference rod 5 is a long rod, the top of the reference rod 5 extends out of the water surface, and the direction of the probe 1 inserted into the sediment can be known by observing the inclined state of the reference rod 5. In this embodiment, the reference rod 5 is preferably a telescopic rod to be folded and stored when the detection device is not used, so as to reduce the occupied space.

The implementation principle of the pile foundation sediment detection device in the embodiment of the application is as follows: when carrying out sediment and detecting, sink probe 1 into the detection position that corresponds, sink to when the balance disk 2 reachs the sediment top when detecting the needle, balance disk 2 is blockked by the sediment, and during probe 1 continued to insert the sediment under the dead weight effect, reach the pile bottom of detecting the stake when probe 1, drive assembly 4 orders about clamping bar 3 with the sediment centre gripping in storage tank 13 of probe 1, then take out probe 1, observe and carry out sediment testing result reading and record according to the protruding sediment of carrying out sediment to clamping bar 3 and probe 1 centre gripping of sign. The sediment is clamped by the clamping rod 3 and the probe 1, so that the sediment is not easy to drop or be taken away by water flow, and the accuracy of a detection result is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: 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 pile foundation sediment detection device, includes probe needle (1), probe needle (1) includes needle cylinder (11) and syringe needle (12), needle cylinder (11) with syringe needle (12) coaxial fixed, syringe needle (12) are fixed in needle cylinder (11) bottom, its characterized in that: be provided with record mechanism on probe (1), record mechanism includes clamping bar (3) and drive assembly (4), drive assembly (4) orders about clamping bar (3) are with sediment centre gripping in probe (1).

2. The pile foundation sediment detection device of claim 1, characterized in that: drive assembly (4) include motor (41) and screw rod (42), motor (41) are fixed in probe (1), screw rod (42) one end is fixed in the pivot of motor (41), just screw rod (42) with clamping bar (3) threaded connection, drive assembly (4) still include guide bar (31), guide bar (31) are fixed in clamping bar (3), guiding hole (131) have been seted up in probe (1), guide bar (31) insert guiding hole (131) and with guiding hole (131) sliding fit.

3. The pile foundation sediment detection device of claim 1, characterized in that: the detection needle (1) is provided with a containing groove (13), and the containing groove (13) is in inserting fit with the clamping rod (3).

4. The pile foundation sediment detection device of claim 1, characterized in that: the bottom of the clamping rod (3) is fixedly provided with a counter cone (32).

5. The pile foundation sediment detection device of claim 1, characterized in that: the device is characterized in that a balance disc (2) is arranged on the probe needle (1) in a sliding mode, a yielding hole (21) which yields the probe needle (1) and the clamping rod (3) is formed in the balance disc (2), a sliding block (211) is fixedly arranged in the yielding hole (21), a sliding groove (14) is formed in the probe needle (1), and the sliding block (211) is in sliding fit with the sliding groove (14).

6. The pile foundation sediment detection device of claim 1, characterized in that: the detection needle (1) is coated with a waterproof layer.

7. The pile foundation sediment detection device of claim 6, characterized in that: and the waterproof layer is provided with a mark bulge.

8. The pile foundation sediment detection device of claim 1, characterized in that: the top of the detection needle (1) is fixedly provided with a reference rod (5), and the reference rod (5) and the detection needle (1) are coaxially arranged.