Manual/automatic non-electric-connection borehole clinometer and measurement method

Patent metadata

Field	Value
Publication number	US-11840918-B2
Application number	US-202117401339-A
Country	US
Kind code	B2
Filing date	Aug 13, 2021
Priority date	Jul 6, 2021
Publication date	Dec 12, 2023
Grant date	Dec 12, 2023

Abstract

In a manual/automatic non-electric-connection borehole clinometer for a landslide, a clinometer probe completes borehole inclination measurement; a hoisting mechanism is connected to the clinometer probe by a pull rope; and a first tooth disc of an automatic clutch and a first tooth disc of a manual clutch are fixed to a left shaft end and a right shaft end of the hoisting mechanism respectively, a second tooth disc of the automatic clutch is fixed to a driving shaft of an electric driving mechanism and selectively meshes with or moves away from the first tooth disc of the automatic clutch, and a second tooth disc of the manual clutch is fixed to a driving shaft of a manual driving mechanism and selectively meshes with or moves away from the first tooth disc of the manual clutch.

First claim

What is claimed is:

1. A manual/automatic non-electric-connection borehole clinometer for a landslide, comprising:
a clinometer probe capable of being lowered into a clinometer pipe by a pull rope, measuring, without limitation of electric connection, a depth of a borehole, and acquiring and storing inclination data of each measurement point in the clinometer pipe;
a probe traction device comprising a hoisting mechanism, an electric driving mechanism and a manual driving mechanism; wherein the pull rope of the hoisting mechanism is connected to the clinometer probe to lift the clinometer probe upwards; a first tooth disc of an automatic clutch and a first tooth disc of a manual clutch are fixed to a left shaft end and a right shaft end of the hoisting mechanism respectively, a second tooth disc of the automatic clutch is fixed to a driving shaft of the electric driving mechanism and selectively meshes with or moves away from the first tooth disc of the automatic clutch, and a second tooth disc of the manual clutch is fixed to a driving shaft of the manual driving mechanism and selectively meshes with or moves away from the first tooth disc of the manual clutch; and
when the second tooth disc of the automatic clutch meshes with the first tooth disc of the automatic clutch, the driving shaft of the electric driving mechanism drives the hoisting mechanism to regularly and intermittently lift the clinometer probe upwards, and when the second tooth disc of the manual clutch meshes with the first tooth disc of the manual clutch, the driving shaft of the manual driving mechanism drives the hoisting mechanism to regularly and intermittently lift the clinometer probe upwards.

2. The manual/automatic non-electric-connection borehole clinometer for a landslide according to claim 1 , wherein the probe traction device further comprises a base, the hoisting mechanism is fixed to the base, and the electric driving mechanism and the manual driving mechanism are movably mounted on the base and located on a left side and a right side of the hoisting mechanism respectively.

3. The manual/automatic non-electric-connection borehole clinometer for a landslide according to claim 2 , wherein the probe traction device further comprises a gantry, a slide rail extending in a left-right direction is arranged on the base, a slider in sliding fit with the slide rail is fixed to a bottom of the gantry, the hoisting mechanism is located on an inner side of the gantry, the electric driving mechanism and the manual driving mechanism are fixed to the gantry separately, the electric driving mechanism and the manual driving mechanism are located on a left side and a right side of the hoisting mechanism respectively and spaced from same, and the hoisting mechanism is located between the second tooth disc of the automatic clutch and the second tooth disc of the manual clutch and spaced from same.

4. The manual/automatic non-electric-connection borehole clinometer for a landslide according to claim 3 , wherein a gear actuator rod is fixed to a top of the gantry, the probe traction device further comprises a case housing, the base is covered with an opening in a lower side of the case housing, the hoisting mechanism, the electric driving mechanism and the manual driving mechanism are located in the case housing, a gear hole is provided in a position, opposite the gear actuator rod, of the case housing, three gear clamping grooves are provided in a side wall of the gear hole in a left-right direction, an elastic sheet is arranged on one side, facing the gear clamping grooves, of the gear actuator rod, the elastic sheet is located in the gear clamping groove, and an upper end of the gear actuator rod is located above the case housing;
when the gear actuator rod is located in the rightmost gear clamping groove, the first tooth disc of the manual clutch meshes with the second tooth disc of the manual clutch; when the gear actuator rod is located in the middle gear clamping groove, the first tooth disc of the manual clutch is spaced from the second tooth disc of the manual clutch, and the first tooth disc of the automatic clutch is spaced from the second tooth disc of the automatic clutch; and when the gear actuator rod is located in the leftmost gear clamping groove, the first tooth disc of the automatic clutch meshes with the second tooth disc of the automatic clutch.

5. The manual/automatic non-electric-connection borehole clinometer for a landslide according to claim 3 , wherein the automatic driving mechanism comprises a stepping driving motor and a motor reducer, the motor reducer and the stepping driving motor being connected together and fixed to the gantry.

6. The manual/automatic non-electric-connection borehole clinometer for a landslide according to claim 3 , wherein the manual driving mechanism comprises a manual rocking handle and a manual gear speed regulator, the manual gear speed regulator being fixed to the gantry, and the manual rocking handle being connected to the manual gear speed regulator and driving the manual gear speed regulator to rotate.

7. The manual/automatic non-electric-connection borehole clinometer for a landslide according to claim 2 , wherein the probe traction device further comprises a position measurement mechanism, the position measurement mechanism comprising a rotary encoder and a rotary coupling wheel,
the rotary encoder is mounted on the base, the rotary coupling wheel is mounted on an input shaft of the rotary encoder, the pull rope is wound around the rotary coupling wheel by a circle, and the rotary encoder is used for acquiring a rotation distance of the rotary coupling wheel so as to acquire a pull distance of the pull rope.

8. The manual/automatic non-electric-connection borehole clinometer for a landslide according to claim 7 , wherein the position measurement mechanism further comprises a rope arranging cover, the rope arranging cover being fixed to the base, the rotary coupling wheel being located in the rope arranging cover, a shaft penetrating hole penetrating a position, opposite the input shaft of the rotary encoder, of the rope arranging cover, and threading holes penetrating two ends of the rope arranging cover and two ends of the pull rope.

9. The manual/automatic non-electric-connection borehole clinometer for a landslide according to claim 1 , wherein the clinometer probe comprises a probe pipe housing, an upper end and a lower end of the probe pipe housing are separately provided with guide roller devices, the guide roller devices are configured to roll in a guide groove of the clinometer pipe, a clinometer circuit module, an interface module and a power supply module are fixed in the probe pipe housing, the clinometer circuit module is used for acquiring and storing clinometer data, the interface module is configured to be connected to an external apparatus to transmit the clinometer data, and the power supply module is electrically connected to the clinometer circuit module to supply power.

10. A measurement method, using the manual/automatic non-electric-connection borehole clinometer for a landslide according to claim 1 and comprising:
S 1 , starting a measurement mode of a clinometer probe, and placing the clinometer probe into a clinometer pipe;
S 2 , separating a first tooth disc of an automatic clutch from a second tooth disc of the automatic clutch, separating a first tooth disc of a manual clutch from a second tooth disc of the manual clutch, and making the clinometer probe slide to a bottom of the clinometer pipe under the action of gravity;
S 3 , making the first tooth disc of the automatic clutch mesh with the second tooth disc of the automatic clutch, separating the first tooth disc of the manual cl

Assignees

• Univ China Geosciences Wuhan

Inventors

• Zhang Yongquan
• Tang Huiming
• Zhang Junrong
• Li Changdong
• Xia Ding
• Lin Chengyuan
• Wang Qianyun

Classifications

• E21B47/022 Primary

  of the borehole, e.g. using geomagnetism · CPC title

• B66D1/04

  manually operated · CPC title

• B66D1/12

  incorporating electric motors · CPC title

• B66D1/14

  Power transmissions between power sources and drums or barrels {(including brakes, one-way brakes, one-way clutches, clutches activated alternately with brakes, fixed ratio gearing unless otherwise provided for in B66D1/16 - B66D1/24)} · CPC title

• E21B23/14

  for displacing a cable or a cable-operated tool, e.g. for logging or perforating operations in deviated wells · CPC title