CN218508392U - In-hole interactive static sounding device - Google Patents
In-hole interactive static sounding device Download PDFInfo
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- CN218508392U CN218508392U CN202223005133.7U CN202223005133U CN218508392U CN 218508392 U CN218508392 U CN 218508392U CN 202223005133 U CN202223005133 U CN 202223005133U CN 218508392 U CN218508392 U CN 218508392U
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Abstract
The utility model discloses an downthehole interactive static sounding device, including the umbilical cable, the drilling rod, hydraulic tank, the hydraulic pump, electric liquid proportion switching-over valve, the cylinder liner, the piston rod, auto-lock positioner, go up the oil cylinder lid, a piston, lower oil cylinder lid, the probe rod, a probe, the drill bit, wherein, auto-lock positioner realizes the auto-lock of static sounding system and drilling rod, go up the oil cylinder lid, piston and cylinder liner enclose to close and form the upper oil pocket, lower oil cylinder lid, piston and cylinder liner enclose to close and form lower oil pocket, the hydraulic pump is respectively through last chamber hydraulic pressure pipe and lower oil pocket and upper oil pocket and lower oil pocket intercommunication, electric liquid proportion switching-over valve is used for adjusting the oil pressure and the oil circuit switching-over of upper oil pocket and lower oil pocket, a penetration and the back of returning to realize the probe rod. This static sounding device need not to promote repeatedly, transfers whole static sounding system at the operation in-process, can realize retracting of probe under water, continues the operation behind the hole sweeping, can effectively improve the operating efficiency.
Description
Technical Field
The utility model belongs to the technical field of the static sounding technique and specifically relates to an downthehole interactive static sounding device.
Background
The submarine static sounding system is an in-situ test device for deep sounding of a submarine soil body, and a submarine engineering geology in-situ detection technology for evaluating the engineering geology characteristic and stability of the submarine soil body by utilizing a matched marine drilling machine and submarine soil body static sounding equipment to carry out in-situ test on the physical and mechanical properties of the submarine soil body. By the technology, the cone tip resistance, the side wall friction force, the pore water pressure and the change curve of the pore water pressure along with the depth of the seabed soil can be obtained, and then the physical and mechanical parameters of the soil are obtained through calculation, so that the method is an in-situ test evaluation method with high precision and high sensitivity in the stability evaluation of seabed engineering.
According to the traditional seabed static sounding method, a drill rod and a drill bit are used for drilling a hole in the seabed, then a static sounding system is placed to the bottom end from the middle of the drill rod, static sounding test is carried out on the top of the drilled hole, the static sounding system is lifted to a platform after one stroke of the test is finished, then the part which is subjected to static sounding is drilled, and then the static sounding system is placed down for testing.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides an downthehole interactive static sounding device, this static sounding device need not to promote repeatedly, transfers whole static sounding system at the operation in-process, can realize returning of probe rod under water, continues the operation after sweeping the hole, can effectively improve the operating efficiency.
The utility model provides an interactive static sounding device in hole, static sounding device promotes and transmits signal through the umbilical cable, and static sounding device installs in the drilling rod, and the drilling rod end fixing has the drill bit, including hydraulic tank, hydraulic pump, electric-hydraulic proportional reversing valve, cylinder liner, piston rod, self-locking positioner, go up oil cylinder lid, piston, lower oil cylinder lid, probe rod, probe, hydraulic tank, hydraulic pump, electric-hydraulic proportional reversing valve from last down setting and with piston rod synchronous motion, the cylinder liner is fixed in self-locking positioner's below through going up the oil cylinder lid, self-locking positioner is used for locking with the drilling rod, the piston rod passes self-locking positioner, with locate the inside piston fixed connection of cylinder liner, go up oil cylinder lid, piston and cylinder liner and enclose and form the upper oil pocket, lower oil cylinder lid, piston and cylinder liner enclose and form the lower oil pocket, upper oil pocket and lower oil pocket communicate with electric-hydraulic proportional reversing valve through upper chamber hydraulic pipe and lower cavity oil pipe respectively, the probe rod is fixed in the piston bottom and passes the lower cylinder lid, the probe is installed in the tip of probe rod, piston internally mounted has the data board, data board passes through signal line and controller and electric-hydraulic proportional reversing valve communicates with the proportional reversing valve.
Preferably, the self-locking positioning device comprises a positioning cylinder and a spring positioning sheet, a triangular limiting part is arranged on the side surface of the spring positioning sheet, the triangular limiting part is arranged in an inverted manner, and a self-locking positioning groove matched with the triangular limiting part for use is arranged on the drill rod.
Preferably as above-mentioned technical scheme, still include the connector, the connector is fixed in hydraulic oil tank top, the umbilical cable is connected with the connector top.
Preferably, the upper chamber hydraulic pipe, the lower chamber hydraulic pipe and the signal line are all arranged in the piston rod.
Preferably, the drill rod is a multi-section splicing drill rod.
The beneficial effects of the utility model reside in that:
compared with a traditional static sounding system, the whole static sounding system needs to be lifted after the operation is completed every time, the operation modes of retracting the reverse driving feeler lever are different, the static sounding device does not need to be repeatedly lifted and lowered in the operation process, the retraction of the probe can be realized underwater, the continuous operation after hole sweeping is carried out, the operation efficiency is greatly improved, and meanwhile, the cost of the static sounding operation can be effectively reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 isbase:Sub>A schematic diagram of the upper half structure of fig. 1 withbase:Sub>A-base:Sub>A asbase:Sub>A boundary.
Fig. 3 isbase:Sub>A schematic diagram of the structure of the lower half of fig. 1 withbase:Sub>A-base:Sub>A asbase:Sub>A boundary.
The reference numbers are as follows: 1-umbilical cable, 2-drill rod, 3-hydraulic oil tank, 4-hydraulic pump, 5-electro-hydraulic proportional directional valve, 6-cylinder sleeve, 7-piston rod, 8-self-locking positioning device, 801-positioning cylinder, 802-spring positioning sheet, 9-upper oil cylinder cover, 10-piston, 11-lower oil cylinder cover, 12-probe rod, 13-probe, 14-drill bit, 15-upper oil cavity, 16-lower oil cavity, 17-upper cavity hydraulic pipe, 18-lower cavity oil cavity pipe, 19-data board, 20-signal line, 21-triangular limiting part, 22-self-locking positioning groove, 23-connector, 24-oil hole I, 25-oil hole II.
Detailed Description
The technical solution of the present invention is clearly and completely described below with reference to the drawings of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The in-hole interactive static sounding device shown in fig. 1 to 3 is characterized in that the static sounding device is used for lifting and transmitting signals through an umbilical cable 1, the static sounding device is installed in a drill rod 2, a drill bit 14 is fixed at the end of the drill rod 2, the device comprises the umbilical cable 1, the drill rod 2, a hydraulic oil tank 3, a hydraulic pump 4, an electro-hydraulic proportional directional control valve 5, a cylinder sleeve 6, a piston rod 7, a self-locking positioning device 8, an upper cylinder cover 9, a piston 10, a lower cylinder cover 11, a sounding rod 12, a probe 13 and the drill bit 14, the hydraulic oil tank 3, the hydraulic pump 4 and the electro-hydraulic proportional directional control valve 5 are arranged from top to bottom and move synchronously with the piston rod 7, the cylinder sleeve 6 is fixed below the self-locking positioning device 8 through the upper cylinder cover 9, the self-locking positioning device 8 is used for being locked with the drill rod 2, the piston rod 7 passes through the self-locking positioning device 8 and is fixedly connected with the piston 10 arranged inside the cylinder sleeve 6, the upper cylinder cover 9, the piston 10 and the electro-hydraulic proportional directional control valve 5 are communicated with the lower cylinder cover 11 through an electro-hydraulic proportional directional control signal line 19, the upper cylinder cover 11, the piston 10 and the lower cylinder cover 11 are respectively communicated with the piston 12, and the upper cylinder cover 11 are communicated with the piston 12, and the upper cylinder cover 6.
In this embodiment, the self-locking positioning device 8 includes a positioning cylinder 801 and a spring positioning plate 802, a triangular limiting portion 21 is disposed on a side surface of the spring positioning plate 802, the triangular limiting portion 21 is disposed in an inverted manner, and a self-locking positioning groove 22 used in cooperation with the triangular limiting portion 21 is disposed on the drill rod 2.
In this embodiment, still include connector 23, connector 23 is fixed in the hydraulic tank 3 top, umbilical 1 is connected with connector 23 top.
In this embodiment, the upper chamber hydraulic tube 17, the lower chamber hydraulic tube 18 and the signal line 20 are all disposed in the piston rod 7.
In this embodiment, the drill rod 2 is a multi-section spliced drill rod.
The specific working principle of this embodiment is as follows.
The umbilical 1 has an outer layer of steel wires and an inner layer of signal wires 20. On the deck there are static sounding controller and winch, on which the umbilical 1 is wound, and the signal wire 20 is connected to the controller through the wire on the slip ring on the winch. The umbilical cable 1 is connected with the connector 23 downwards, one part of the internal signal line 20 is connected with the electro-hydraulic proportional control valve 5, the other part of the internal signal line is connected with the data board 19, and the data board 19 is connected with the probe 13 downwards through a cable.
The operation process is as follows:
1. the winch hangs the static sounding system through the umbilical cable 1 and then is put into the drill rod 2;
2. when the self-locking positioning device 8 on the static sounding system slides to the self-locking positioning groove 22, the spring positioning sheet 802 automatically opens to axially position the self-locking positioning sheet, so that the static sounding system is prevented from being jacked up by counter force when the probe rod 12 penetrates, and the bottom of the drill rod 2 protrudes inwards below the lower oil cylinder cover 11 to prevent the static sounding system from continuously falling;
3. starting the hydraulic pump 4, controlling the speed and the direction of an oil path by the electro-hydraulic proportional directional valve 5, feeding oil into an upper cavity hydraulic pipe 17, returning oil into a lower cavity hydraulic pipe 18, driving a probe rod 12 to synchronously move downwards by a piston 10, driving a probe 13 to perform a penetration test, and acquiring test data by a data board 19;
4. after the penetration test is finished, the electro-hydraulic proportional directional valve 5 is reversed, the upper cavity hydraulic pipe 17 returns oil, the lower cavity hydraulic pipe 18 takes oil, the piston 10 drives the probe rod 12 to synchronously move upwards, the driving probe 13 retracts into the drill rod 2, the top end of the umbilical cable 1 is separated, and one end connected with static sounding is fixed inside the drill rod 2; wherein, the first oil hole 24 is an oil inlet and outlet hole of the upper oil cavity 15, and the second oil hole 25 is an oil inlet and outlet hole of the lower oil cavity 16.
5. Starting a drilling pump to drive a drill rod 2 to drive a drill bit 14 to rotate, wherein the drill bit 14 sweeps a hole of a stratum subjected to a static sounding experiment, drilling fluid enters a well bottom through a gap between the drill rod 2 and a static sounding system, returns from the gap between the drill rod 2 and the hole wall and brings drilled debris to the upper part of a drilled hole;
6. and after the hole is drilled, stopping the rotation of the drill bit 14, connecting the umbilical cable 1 with a static sounding controller, and carrying out the next cycle of static sounding experiment tests.
After the interactive static sounding device in the hole performs static sounding operation in the drilled hole, only the probe and the feeler lever need to be retracted into the drill rod, and the static sounding system does not need to be lifted to a platform, so that the labor intensity is greatly reduced, the working efficiency is improved, and the risk is reduced.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an downthehole interactive static sounding device, static sounding device pass through umbilical cable promotion and transmission signal, and static sounding device installs in the drilling rod, and the drilling rod tip is fixed with drill bit, its characterized in that: including hydraulic tank, hydraulic pump, electric-hydraulic proportional reversing valve, cylinder liner, piston rod, auto-lock positioner, last oil cylinder lid, piston, lower oil cylinder lid, probe rod, probe, hydraulic tank, hydraulic pump, electric-hydraulic proportional reversing valve from last down setting and with piston rod synchronous motion, the cylinder liner is fixed in auto-lock positioner's below through last oil cylinder lid, auto-lock positioner is used for with drilling rod locking, the piston rod passes auto-lock positioner, with locate the inside piston fixed connection of cylinder liner, it encloses to close and forms the upper oil pocket to go up oil cylinder lid, piston and cylinder liner, lower oil cylinder lid, piston and cylinder liner enclose and close and form lower oil pocket down, upper oil pocket and lower oil pocket are respectively through upper chamber hydraulic pipe and lower chamber oil cylinder lid and electric-hydraulic proportional reversing valve intercommunication, the probe rod is fixed in the piston bottom and passes lower oil cylinder lid, the probe head is installed in the tip of probe rod, piston internally mounted has the data board, the data board passes through signal line and controller intercommunication, controller passes through signal line and electric-hydraulic proportional reversing valve intercommunication.
2. An in-hole interactive static cone penetration device according to claim 1, further comprising: the self-locking positioning device comprises a positioning barrel and a spring positioning sheet, a triangular limiting part is arranged on the side surface of the spring positioning sheet, the triangular limiting part is arranged in an inverted manner, and a self-locking positioning groove matched with the triangular limiting part for use is arranged on the drill rod.
3. An in-hole interactive static cone penetration device according to claim 1, further comprising: still include the connector, the connector is fixed in the hydraulic oil tank top, the umbilical cable is connected with the connector top.
4. The downhole interactive static sounding device of claim 1, wherein: the upper cavity hydraulic pipe, the lower cavity hydraulic pipe and the signal line are all arranged in the piston rod.
5. The downhole interactive static sounding device of claim 1, wherein: the drill rod is a multi-section splicing type drill rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223005133.7U CN218508392U (en) | 2022-11-11 | 2022-11-11 | In-hole interactive static sounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223005133.7U CN218508392U (en) | 2022-11-11 | 2022-11-11 | In-hole interactive static sounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218508392U true CN218508392U (en) | 2023-02-21 |
Family
ID=85219768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223005133.7U Active CN218508392U (en) | 2022-11-11 | 2022-11-11 | In-hole interactive static sounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218508392U (en) |
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2022
- 2022-11-11 CN CN202223005133.7U patent/CN218508392U/en active Active
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