CN216360996U

CN216360996U - Cylindrical drilling clinometer

Info

Publication number: CN216360996U
Application number: CN202121955169.4U
Authority: CN
Inventors: 孔向阳; 闫冠军; 赵文峰
Original assignee: Henan Xunda Electronic Technology Co ltd; Henan Jinzhizhen Technology Co ltd
Current assignee: Henan Xunda Electronic Technology Co ltd; Henan Jinzhizhen Technology Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-19
Publication date: 2022-04-22
Anticipated expiration: 2031-08-19

Abstract

The utility model provides a cylindrical drilling hole inclinometer, which adopts the following scheme: the device comprises a metal cylinder, wherein an east-west mounting position and a north-south mounting position are arranged in the metal cylinder, the east-west mounting position and the north-south mounting position are arranged in an up-down layered mode, capacitance vibration measuring assemblies are arranged in the east-west mounting position and the north-south mounting position respectively, the capacitance vibration measuring assemblies in the east-west mounting position are arranged in the east-west direction, and the capacitance vibration measuring assemblies in the north-south mounting position are arranged in the north-south direction; the capacitance vibration measuring assembly comprises a capacitance moving piece, a moving piece support, a suspension arm, a capacitance fixed piece and a circuit board, wherein a through mounting hole is formed in the middle lower part of the moving piece support, the capacitance moving piece is mounted in the mounting hole of the moving piece support, and the outer peripheral surface of the capacitance moving piece is opposite to the inner wall of the mounting hole. The structural stability is higher, and the measured data are more accurate.

Description

Cylindrical drilling clinometer

Technical Field

The utility model relates to the technical field of earthquake monitoring devices, in particular to a cylindrical drilling inclinometer.

Background

A drilling slope visulizer for geodetic slope measurement has multiple model at home and abroad, and basic working method is in a long metal drum, from top to bottom installs two or more slope sensors, uses mechanical jack catch or cement consolidation mode to install in the drilling bottom, measures two parameters of geodetic slope angle: the geodetic inclination and the azimuth angle theta.

In the nineties of the last century, the earthquake Bureau of Henan province, Mahongjun, and the like developed a CBZ-1 type vertical pendulum borehole clinometer with a capacitive displacement sensor, and the observation effect was good.

With the continuous development of geological drilling technology and the promotion of industrial technology, the borehole inclinometer is slowly updated due to less consumption, and the performance of the instrument can be better improved by reasonably utilizing modern industrial technology.

Therefore, the utility model provides the cylindrical drilling inclinometer which has a simple mechanical structure and achieves the effects of strong stability and high exploration reliability.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a cylindrical drilling inclinometer, which adopts the technical scheme that: a cylindrical drilling inclinometer comprises a metal cylinder body, wherein a mounting position is arranged in the metal cylinder body, the mounting position comprises a north-south mounting position and a west-east mounting position, the north-south mounting position and the west-east mounting position are arranged in an up-down layered mode, capacitance vibration measuring assemblies are arranged in the west-east mounting position and the north-south mounting position respectively, the capacitance vibration measuring assemblies in the west-east mounting position are arranged in the west-east direction, and the capacitance vibration measuring assemblies in the north-south mounting position are arranged in the north-south direction; the electric capacity is surveyed and is shaken subassembly and is included electric capacity rotor, rotor support, davit, electric capacity stator and circuit board, the well lower part of rotor support is provided with the mounting hole that runs through, the electric capacity rotor is installed in the mounting hole of rotor support, and the outer peripheral face of electric capacity rotor is relative with the inner wall of mounting hole, and is provided with the collets between the inner wall of electric capacity rotor and mounting hole, the upper portion of rotor support is connected with the davit through hanging wire, the davit is installed in the metal cylinder and suspends the rotor support in midair through hanging wire, the electric capacity stator has two, and the electric capacity stator is installed in the metal cylinder, and the electric capacity rotor is located between two electric capacity stators, and electric capacity stator connecting circuit board. According to the scheme, the moving plate support is arranged, the capacitor moving plate (namely the pendulum bob) is arranged on the moving plate support, so that the two side surfaces of the capacitor moving plate are opposite to the capacitor fixed plates on the two sides, meanwhile, the periphery of the capacitor moving plate is basically coated by the hole wall, the moving plate support is larger in size and forms a pendulum body with the capacitor moving plate, the weight is increased, the stability is higher, the measured data is more accurate, the height is increased due to the larger moving plate support, the suspension wire is further shortened, and the fracture risk is reduced; in addition, through drilling on the basement rock at the cave with this metal cylinder in the hole, avoided receiving the interference of all ring edge border factor, the layering sets up the electric capacity of different orientations and surveys and shake the subassembly, realize that north-south and east-west can detect simultaneously in the device to the homoenergetic, strengthened detection accuracy and reliability, the cost has also been practiced thrift simultaneously, and can avoid the hole to cut the interference that the pine circle and the plastic zone produced of formation, do better normalization for the observation data and provide good basis.

Furthermore, the moving plate support is plate-shaped and made of metal. The weight is increased, the plate shape is beneficial to balance, and the stability of swinging is enhanced.

Furthermore, the movable plate support is cuboid, the capacitor movable plate is cylindrical, the mounting hole is a circular mounting hole, the thickness of the capacitor movable plate is larger than that of the movable plate support, and the side face of the capacitor movable plate protrudes out of the side face of the movable plate support. The moving plate support is in a cuboid shape, swinging stability is facilitated, the capacitor moving plate is accommodated in the moving plate support, two side faces of the capacitor moving plate protrude and are matched with the capacitor fixed plate, induction intensity is enhanced, and sensitivity is improved.

Further, be provided with the board groove on the rotor support, the board groove is located the top of mounting hole, be provided with the diaphragm orifice on the metal cylinder, the circuit board passes the board groove and installs in the diaphragm orifice. The installation of the circuit board is facilitated.

Further, the board slot is communicated with the mounting hole through a vertical channel, the width of the board slot is larger than that of the vertical channel, and the width of the circuit board is larger than that of the vertical channel. The circuit board is stably installed, and the detection accuracy is improved.

Furthermore, east-west installation position and south-north installation position all include arm hole, support hole and stator plate hole, the arm hole is located the top of support hole and communicates with the support hole, the davit is installed in the arm hole, rotor plate support mounting is in the support hole, the electric capacity stator plate passes through insulating connecting piece and installs in the stator plate hole. Is favorable for installation and disassembly.

Furthermore, screw holes are formed in two sides of the upper portion of the moving plate support, and two ends of the suspension arm are connected to the screw holes of the moving plate support through suspension screws. Both sides all set up the hanging wire, reinforcing equilibrium and stability.

Furthermore, a locking and swinging mechanism is connected to the moving plate support and is installed in the metal cylinder. Used for locking the rotor bracket.

Furthermore, the locking and swinging mechanism comprises a speed reducing motor, a lock rod and a lock pin, the lock rod penetrates through the upper part of the moving plate support and is connected with the speed reducing motor, a blocking table is arranged above the moving plate support, the lock pin is arranged on the lower part of the moving plate support, a pin groove is formed in the metal cylinder, and the lower part of the lock pin is located in the pin groove. The lock rod is driven by a small speed reducing motor installed in the metal cylinder body to move up and down, when the lock rod moves up, the movable sheet support is pushed up to push against a blocking table formed on the upper portion of the support hole to lock the upper portion, and meanwhile, the lock pin moves up to push against the upper wall of the pin groove to lock the lower portion.

Furthermore, the insulating block is an arc-shaped insulating block, the inner side cambered surface of the insulating block is attached to the outer peripheral surface of the capacitor moving piece, and the outer side cambered surface of the insulating block is attached to the hole wall of the mounting hole.

According to the technical scheme, the utility model has the following advantages:

the scheme provides a cylindrical drilling clinometer, a moving plate support is arranged, a capacitor moving plate (namely a pendulum bob) is arranged on the moving plate support, two side surfaces of the capacitor moving plate are opposite to capacitor fixed plates on two sides, meanwhile, the periphery of the capacitor moving plate is basically coated by a hole wall, in addition, the moving plate support is larger, and forms a pendulum body with the capacitor moving plate, so that the weight is increased, the stability is higher, the measured data is more accurate, and the height is increased due to the larger moving plate support, so that a suspension wire is further shortened, and the fracture risk is reduced; in addition, the metal column is arranged in the hole by drilling the hole on the bedrock of the cave, and the interference of surrounding environment factors is avoided.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

FIG. 2 is an enlarged view of the lower structure of the embodiment of the present invention.

FIG. 3 is a schematic structural diagram of a capacitance seismic measurement assembly according to an embodiment of the utility model.

In the figure, 1, a metal column body, 2, a suspension arm, 3, a suspension wire, 4, a moving plate support, 5, a circuit board, 6, a capacitor moving plate, 7, an insulating block, 8, a lock rod, 9, a speed reducing motor, 10, a north-south mounting position, 11, an east-west mounting position, 12, a capacitor stator, 13, an insulating connecting piece, 14, a lock pin, 15, a plate groove, 16, a mounting hole, 17, a vertical channel, 18 and a blocking platform.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is apparent that the embodiments described below are only a part of embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.

As shown in fig. 1 to 3, the present invention provides a cylindrical borehole inclinometer, which comprises a main metal cylinder 1, wherein a north-south mounting location 10 and an east-west mounting location 11 are arranged in the metal cylinder 1, the north-south mounting location 10 and the east-west mounting location 11 are arranged in an up-down layered manner, capacitance inclination measuring assemblies are respectively arranged in the north-south mounting location 10 and the east-west mounting location 11, the capacitance inclination measuring assemblies in the east-west mounting location 11 are arranged in an east-west direction, and the capacitance inclination measuring assemblies in the north-south mounting location 10 are arranged in a north-south direction; the capacitor inclination measuring component comprises a capacitor moving plate 6, a moving plate support 4, a suspension arm 2, capacitor stator plates 12 and a circuit board 5, wherein a through mounting hole 16 is formed in the middle lower portion of the moving plate support 4, the capacitor moving plate 6 is installed in the mounting hole 16 of the moving plate support 4, the outer peripheral surfaces of the capacitor moving plate 6 are opposite to the inner wall of the mounting hole 16, an insulating block 7 is arranged between the capacitor moving plate 6 and the inner wall of the mounting hole 16, the upper portion of the moving plate support 4 is connected with the suspension arm 2 through a suspension wire 3, the suspension arm 2 is installed in a metal cylinder 1 and suspends the moving plate support 4 through the suspension wire 3, the number of the capacitor stator plates 12 is two, the capacitor stator plates 12 are installed in the metal cylinder 1, the capacitor moving plate 6 is located between the two capacitor stator plates 12, and the capacitor stator plates 12 are connected with the circuit board 5. Wherein, the south to north installation position 10 and east to west installation position 11 are the through-going and all include the arm hole, mounting hole and stator hole, the arm hole be located the top of mounting hole and communicate with the mounting hole, the arm hole is the vertical relation with the mounting hole, stator hole and mounting hole are the vertical relation, davit 2 installs in the arm hole, stator support 4 installs in the mounting hole, electric capacity stator 12 passes through insulating connecting piece 13 and installs in the stator hole, electric capacity stator 12 inlays on insulating connecting piece 13 to do benefit to installation and dismantlement.

The capacitor moving plate 6 is preferably cylindrical, the mounting hole 16 is a circular mounting hole 16, the insulating block 7 is an arc-shaped insulating block 7, the inner arc surface of the insulating block 7 is attached to the outer peripheral surface of the capacitor moving plate 6, and the outer arc surface of the insulating block 7 is attached to the wall of the mounting hole 16; the thickness of the capacitor moving plate 6 is greater than that of the moving plate support 4, the side face of the capacitor moving plate 6 protrudes out of the side face of the moving plate support 4, the capacitor moving plate 6 is accommodated in the moving plate support 4, and the two side faces of the capacitor moving plate 6 protrude out of the two side faces of the capacitor moving plate and are matched with the capacitor fixed plate 12, so that the induction intensity is enhanced, and the sensitivity is improved.

Wherein, be provided with board groove 15 on the rotor support 4, board groove 15 is located the top of mounting hole 16, is provided with the diaphragm orifice on the metal column body 1, and circuit board 5 passes board groove 15 and installs in the diaphragm orifice, and the installation that does benefit to circuit board 5 directly penetrates from one side can. Further, the board slot 15 is communicated with the mounting hole 16 through the vertical channel 17, the width of the board slot 15 is larger than that of the vertical channel 17, the width of the circuit board 5 is larger than that of the vertical channel 17, stable mounting of the circuit board 5 is achieved, and detection accuracy is improved.

In addition, screw holes are formed in two sides of the upper portion of the moving plate support 4, two ends of the suspension arm 2 are connected to the screw holes of the moving plate support 4 through the suspension wires 3, the length of the suspension wires 3 is shortened, and balance and stability are enhanced.

In addition, be connected with the lock pendulum mechanism on the rotor support 4 in this scheme, lock pendulum mechanism installs in metal cylinder 1 for lock rotor support 4, specific mode is that lock pendulum mechanism includes gear motor 9, locking lever 8 and lockpin 14, and locking lever 8 passes the upper portion of rotor support 4 and is connected with gear motor 9, and the top of rotor support 4 is provided with blocks platform 18, and lockpin 14 installs the lower part at rotor support 4, is provided with the cotter way on the metal cylinder 1, and the lower part of lockpin 14 is arranged in the cotter way. The locking bar 8 is driven by a small-sized reduction motor 9 installed in the metal cylinder 1 to move up and down, and when moving up, pushes up the moving plate supporter 4 to push up against a blocking table 18 formed on the upper portion of the supporter hole for upper portion locking, and at the same time, the locking pin 14 moves up to push against the upper wall of the pin groove for lower portion locking.

The principle of the cylindrical drilling inclinometer is as follows: through drilling on the bedrock of cave, place metal cylinder 1 in the hole that drills, the axis of metal cylinder 1 and the plumb line deviation of earth are less than 0.1 degree to guarantee to adjust the axial lead of pendulum support to coincide with the plumb line. The capacitance moving plate 6 is an electrical zero point between the two capacitance stator plates 12, when the axis of the capacitance moving plate 6 is inclined, the displacement change is generated between the capacitance moving plate 6 and the capacitance stator plates 12, the capacitance changes, and the circuit board 5 converts the displacement into an electric signal to further generate measurement data.

The advantages are as follows: by arranging the moving plate support 4, the capacitor moving plate 6 (namely the pendulum bob) is arranged on the moving plate support 4, so that the two side surfaces of the capacitor moving plate 6 are opposite to the capacitor fixed plates 6 on the two sides, meanwhile, the periphery of the capacitor moving plate 6 is basically coated by the hole wall, and the moving plate support 4 is larger and forms a pendulum body with the capacitor moving plate 6, so that the weight is increased, the stability is higher, the measured data is more accurate, and the height is increased due to the larger moving plate support 4, so that the suspension wire 3 is further shortened, and the fracture risk is reduced; in addition, through drilling on the basement rock of cave with this metal cylinder 1 in the hole, avoided receiving the interference of all ring edge border factor, the electric capacity that the layering set up different orientation surveys the slope subassembly, realizes that north-south and east-west can the homoenergetic detect simultaneously in the device, has strengthened detection accuracy and reliability, has also practiced thrift the cost simultaneously, need not to use two devices to detect towards different directions respectively.

The terms "upper", "lower", "outside", "inside", and the like in the description and claims of the present invention and the above-described drawings (if any) are used for distinguishing relative positions without necessarily being construed qualitatively. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The cylindrical drilling hole inclinometer is characterized by comprising a metal cylinder (1), wherein an installation position is arranged in the metal cylinder (1), and a capacitance vibration measurement component is arranged in the installation position; the capacitance vibration measuring assembly comprises a capacitance moving plate (6), a moving plate support (4), a suspension arm (2), a capacitance stator plate (12) and a circuit board (5), wherein a through mounting hole (16) is formed in the middle lower part of the moving plate support (4), the capacitance moving plate (6) is installed in the mounting hole (16) of the moving plate support (4), the peripheral surface of the capacitance moving plate (6) is opposite to the inner wall of the mounting hole (16), an insulating block (7) is arranged between the capacitance moving plate (6) and the inner wall of the mounting hole (16), the upper part of the moving plate support (4) is connected with the suspension arm (2) through a suspension wire (3), the suspension arm (2) is installed in a metal cylinder (1) and suspends the moving plate support (4) through the suspension wire (3), the capacitance stator plate (12) is provided with two, the capacitance stator plate (12) is installed in the metal cylinder (1), and the capacitance moving plate (6) is located between the two capacitance stator plates (12), the capacitance stator (12) is connected with the circuit board (5).

2. The cylindrical borehole inclinometer according to claim 1, characterized in that the rotor support (4) is plate-shaped and the rotor support (4) is made of metal.

3. The cylindrical borehole inclinometer according to claim 2, characterized in that the rotor support (4) is rectangular, the capacitive rotor (6) is cylindrical, the mounting holes (16) are circular, the thickness of the capacitive rotor (6) is greater than that of the rotor support (4), and the sides of the capacitive rotor (6) protrude beyond the sides of the rotor support (4).

4. The cylindrical borehole inclinometer according to any one of claims 1 to 3, characterized in that the rotor support (4) is provided with a plate slot (15), the plate slot (15) is positioned above the mounting hole (16), the metal cylinder (1) is provided with a plate hole, and the circuit board (5) is mounted in the plate hole through the plate slot (15).

5. The cylindrical borehole inclinometer according to claim 4, characterized in that the plate slot (15) communicates with the mounting hole (16) through a vertical channel (17), the width of the plate slot (15) being greater than the width of the vertical channel (17), and the width of the circuit board (5) being greater than the width of the vertical channel (17).

6. The cylindrical borehole inclinometer according to claim 5, characterized in that the mounting locations comprise arm holes, bracket holes and stator plate holes, the arm holes are positioned above and communicated with the bracket holes, the suspension arm (2) is mounted in the arm holes, the rotor plate bracket (4) is mounted in the bracket holes, and the capacitor stator plates (12) are mounted in the stator plate holes through insulating connectors (13).

7. The cylindrical drill hole inclinometer according to claim 2 or 3, characterized in that two sides of the upper part of the rotor bracket (4) are provided with threaded holes, and two ends of the suspension arm (2) are connected to the threaded holes of the rotor bracket (4) through suspension wires (3).

8. A cylindrical borehole inclinometer according to any of claims 1 to 3, characterized in that a pendulum locking mechanism is attached to the rotor support (4), said pendulum locking mechanism being mounted in the metal cylinder (1).

9. The cylindrical drill hole inclinometer according to claim 8, characterized in that the locking and swinging mechanism comprises a speed reduction motor (9), a locking rod (8) and a locking pin (14), wherein the locking rod (8) passes through the upper part of the rotor bracket (4) and is connected with the speed reduction motor (9), a blocking platform (18) is arranged above the rotor bracket (4), the locking pin (14) is arranged at the lower part of the rotor bracket (4), a pin slot is arranged on the metal cylinder (1), and the lower part of the locking pin (14) is positioned in the pin slot.

10. The cylindrical borehole inclinometer according to claim 3, characterized in that the insulating block (7) is an arc-shaped insulating block, the inner arc surface of the insulating block (7) is attached to the outer peripheral surface of the capacitive rotor (6), and the outer arc surface of the insulating block (7) is attached to the wall of the mounting hole (16).