CN105822288A - Drill hole imager probe wiping device - Google Patents

Abstract

The invention discloses a probe wiping device for a drilling imager, which comprises a probe body, a support plate is arranged on the probe body, a rotating motor is installed on the support plate, a steel wire winding wheel is installed on the output shaft of the rotating motor, and the steel wire winding wheel winds There is a flexible steel wire, the steel wire is parallel to the axis of the probe body, and its free end is fixedly connected to the wiping ring, which is made of water-absorbing elastic material, and the inner side is close to the outer side of the transparent part of the probe body, and the upper side of the wiping ring and the lower side of the support plate A compression spring is installed between them. The invention drives the steel wire winding wheel to rotate by controlling the rotation of the rotating motor, and drives the wiping ring of the water-absorbing elastic material to wipe the transparent part of the probe back and forth through the steel wire and the compression spring, thereby realizing remote control of the wiping probe, saving time and effort, more convenient operation, and improving image quality The collection efficiency and image collection effect are greatly improved, and the present invention also has the characteristics of simple structure, low cost, and convenient and fast loading and unloading.

Description

A probe wiping device for a borehole imager

technical field

The invention relates to a probe wiping device of a borehole imager, and belongs to the technical field of borehole imagers.

Background technique

At present, the borehole imager is widely used in engineering geology, hydrogeology, geological prospecting, geotechnical engineering, mining and other departments; it is suitable for vertical holes, horizontal holes and inclined holes (depression angle, elevation angle). The core part of the borehole imager is the borehole probe to collect panoramic high-definition images. However, in engineering practice, when the imager collects deep hole images, it is often due to the large temperature difference between the outside and the inside of the hole, and the glass of the borehole probe shell is prone to water mist. The probe is blurred, which seriously affects the image acquisition and makes the acquired image blurred. Since the probe is in the deep hole and the water mist cannot be wiped off, it will affect the image acquisition results of the lens. If it is taken out and wiped and then put in again, it will be time-consuming and laborious, which will greatly reduce the image acquisition efficiency.

Contents of the invention

The technical problem to be solved by the present invention is to provide a probe wiping device for a borehole imager, realize remote control and wiping of the probe, save time and effort in operation, improve image acquisition efficiency, and greatly improve the image acquisition effect, so as to solve the problems existing in the prior art. question.

The technical solution adopted by the present invention is: a probe wiping device for a borehole imager, including a probe body, a support plate is arranged on the probe body, a rotating motor is installed on the support plate, and the output shaft of the rotating motor is A steel wire winding wheel is installed, and the steel wire winding wheel is wound with a flexible steel wire. The steel wire is parallel to the axis of the probe body, and its free end is fixedly connected to the wiping ring. The wiping ring is made of water-absorbing elastic material, and the inner side is close to the probe On the outer side of the transparent part of the body, a compression spring is installed between the upper side of the wiping ring and the lower side of the support plate.

Preferably, the above-mentioned wiping ring is embedded in a fixed ring, and a pulling ring is arranged on the outside of the fixing ring, and the end of the steel wire is fixedly connected to the pulling ring through a pull buckle. The rigidity and strength of the ring can make the elastic wiping ring more closely fit the transparent part, and the wiping effect is better, and such a structure can also improve the service life of the equipment.

Preferably, the cross-section of the above-mentioned wiping ring attached to the probe body is set as an arc surface structure, and the use of the arc surface can reduce the wiping contact area, the force on the contact surface is greater, the wiping effect is better, and the friction force can also be reduced , Reduce energy consumption and reduce purchase requirements for rotating motors.

Preferably, the circular arc surface of the above-mentioned wiping ring is provided with multiple annular grooves. Through the strip grooves, on the one hand, due to the rapid wiping driven by the rotating motor, the excess water wiped can be accumulated in the grooves, reducing the The contact between water and the transparent part of the probe makes the wiping effect better. On the other hand, the wiping groove can also reduce the wiping contact area, the contact surface is more stressed, the wiping effect is better, and it can also reduce friction and reduce power consumption. can reduce the purchase requirements of rotating motors.

Preferably, a telescopic dustproof cover is installed on the above-mentioned wiping ring, and the dustproof cover can ensure the cleanness of the wiping ring, avoid dust adhesion and make the wiping effect worse, and can also improve the service life of the equipment.

Preferably, the telescopic dust cover is a horn structure with a large upper end and a small lower end. The horn structure can automatically drop the accumulated dust during the up and down movement of the telescopic dust cover, avoiding dust accumulation on the dust cover, and allowing the wiping circle to The weight is increased during the up and down movement of the ring, which increases the energy consumption of the rotating motor.

Preferably, a reinforcing rib is provided at the joint between the pulling ring and the fixing ring, and the rigidity and strength of the pulling ring can be improved through the reinforcing ribs.

Preferably, the above-mentioned support plate is installed on the upper part of the transparent part of the probe body so as to wipe the transparent part of the probe in place and improve the image acquisition effect of the probe.

Preferably, two sets of winding mechanisms are used for the above-mentioned rotating motor-driven steel wire, which are placed symmetrically relative to the center of the probe body axis. The winding mechanisms are arranged symmetrically, so that the force on the pulling ring and the wiping ring is balanced, the wiping is more uniform, and the life of the equipment can be longer.

Preferably, the above-mentioned rotating motor is connected to a controller, and the controller is connected to a man-machine interface and a probe camera, and the graphics collected by the camera, displayed by the man-machine interface and processed by the controller can realize manual judgment whether to wipe the probe or The controller automatically wipes according to the image result, which greatly improves the efficiency and effect of image acquisition.

Beneficial effects of the present invention: Compared with the prior art, the present invention drives the steel wire winding wheel to rotate by controlling the rotation of the rotating motor, and drives the wiping ring of water-absorbing elastic material to wipe the transparent part of the probe back and forth through the steel wire and compression spring, thereby realizing remote control and wiping The probe saves time and labor, more convenient operation, improves image acquisition efficiency, greatly improves the image acquisition effect, and effectively solves the problems of poor image acquisition effect, inconvenient wiping, time-consuming and laborious, and low image acquisition effect and efficiency in the prior art. The present invention also has the characteristics of simple structure, low cost, convenient and fast loading and unloading.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a partially enlarged schematic diagram A in Fig. 1;

Fig. 3 is a schematic cross-sectional view B-B in Fig. 1;

FIG. 4 is a schematic top view of FIG. 1 .

In the figure: 1-probe body, 2-support plate, 3-rotating motor, 4-steel wire winding wheel, 5-steel wire, 6-compression spring, 7-pull ring, 8-wiping ring, 9-telescopic dust cover , 10-fixing ring, 11-annular groove, 12-reinforcing rib.

detailed description

The present invention will be further introduced below in conjunction with the accompanying drawings and specific embodiments.

As shown in Figures 1-4, a probe wiping device for a borehole imager includes a probe body 1, a support plate 2 is arranged on the probe body 1, a rotating motor 3 is installed on the support plate 2, and the output shaft of the rotating motor 3 A steel wire winding wheel 4 is installed on the top, and the steel wire winding wheel 4 is wound with a flexible steel wire 5. The steel wire 5 is parallel to the axis of the probe body 1, and its free end is fixedly connected to the wiping ring 8. The wiping ring 8 is a water-absorbing elastic material, such as a sponge. The water-absorbing elastic body, its inner side is close to the outer side of the transparent part of the probe body 1, and a compression spring 6 is installed between the upper side of the wiping ring 8 and the lower side of the support plate 2. Before use, the compression spring 6 is in a freely elongated state, and the wiping ring Ring 8 is at the lowermost end of the transparent portion of the probe, and the steel wire labor wipes the ring 6 and moves upwards and the compression spring 8 resets when the motor reverses, realizing the back and forth work of the wipe ring.

Preferably, the above-mentioned wiping ring 8 is embedded in the fixed ring 10, and the outer side of the fixed ring 10 is provided with a pulling ring 7, and the end of the steel wire 5 is fixedly connected to the pulling ring 7 through a pull buckle, and the elastic wiping ring can be pulled by the fixing ring and the pulling ring. The rigidity and strength of the ring, and can make the elastic wiping ring more closely fit the transparent part, and the wiping effect is better, and this structure can also improve the service life of the equipment; the wiping ring 8 fits the probe body 1 horizontally The cross-section is set as a circular arc surface structure, the use of circular arc surface can reduce the wiping contact area, the contact surface is more stressed, the wiping effect is better, and it can also reduce friction, reduce energy consumption, and reduce the purchase requirements of the rotating motor; The circular arc surface of the ring 8 is provided with a plurality of annular grooves 11. Through the strip grooves, on the one hand, due to the rapid wiping driven by the rotating motor, the excess water wiped can be accumulated in the grooves, reducing water and probe contact. The contact of the transparent part makes the wiping effect better. On the other hand, the wiping groove can also reduce the wiping contact area, the contact surface is more stressed, and the wiping effect is better. It can also reduce friction, reduce energy consumption, and reduce Purchasing requirements for the rotating motor; a telescopic dust cover 9 is installed on the wiping ring 8, and the telescopic dust cover 9 is a horn structure with a large diameter at the upper end and a small lower end. The dust falls, avoids the accumulation of dust on the dust cover, increases the weight in the process of moving the wiping ring up and down, and increases the energy consumption of the rotating motor;

Preferably, the winding mechanism of the above-mentioned rotating motor 3 driving the steel wire 5 adopts two sets, which are placed symmetrically relative to the axis center of the probe body 1, and the winding mechanism is arranged symmetrically, so that the force of the pulling ring and the wiping ring is balanced, the wiping is more uniform, and the life of the equipment can be longer. long.

Preferably, the above-mentioned rotating motor 3 is connected to a controller, and the controller is connected to a human-machine interface and a probe camera.

The above is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone skilled in the art can easily think of changes or substitutions within the technical scope disclosed in the present invention. Should be covered within the protection scope of the present invention, therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims (10)

1. a borehole imaging instrument probe wiping arrangement, it is characterized in that: include probe body (1), gripper shoe (2) it is provided with on described probe body (1), the rotary electric machine (3) being provided with in described gripper shoe (2), steel wire winding wheel (4) is installed on described rotary electric machine (3) output shaft, described steel wire winding wheel (4) is wound with the steel wire (5) of flexibility, described steel wire (5) is parallel with probe body (1) axis, its free end is fixedly attached to wiping annulus (8), described wiping annulus (8) is water-absorbing flexible material, probe body (1) hyalomere lateral surface is close in inner side, between described wiping annulus (8) upper side and gripper shoe (2) downside, compression spring (6) is installed.

A kind of borehole imaging instrument probe wiping arrangement the most according to claim 1, it is characterized in that: described wiping annulus (8) is embedded in retainer ring (10), described retainer ring (10) outside is provided with and pulls ring (7), and described steel wire (5) end is fixed connection by pulling buckle and pulled ring (7).

A kind of borehole imaging instrument probe wiping arrangement the most according to claim 1, it is characterised in that: described wiping annulus (8) laminating probe body (1) place cross section is arranged to arc surface structure.

A kind of borehole imaging instrument probe wiping arrangement the most according to claim 3, it is characterised in that: the arc surface of described wiping annulus (8) is provided with a plurality of annular groove (11).

A kind of borehole imaging instrument probe wiping arrangement the most according to claim 1, it is characterised in that: being provided with retractable dust cover (9) on described wiping annulus (8), described retractable dust cover (9) is socketed in compression spring (13) outward.

A kind of borehole imaging instrument probe wiping arrangement the most according to claim 5, it is characterised in that: described retractable dust cover (9) is horn structure, and upper end diameter is big, and lower end is little.

A kind of borehole imaging instrument probe wiping arrangement the most according to claim 2, it is characterised in that pull ring (7) and retainer ring (10) junction to be provided with reinforcement (12) described in:.

A kind of borehole imaging instrument probe wiping arrangement the most according to claim 1, it is characterised in that: described gripper shoe (2) is arranged on the top of probe body (1) hyalomere.

A kind of borehole imaging instrument probe wiping arrangement the most according to claim 1, it is characterised in that: described rotary electric machine (3) drives the winding mechanism of steel wire (5) to use two sets, and relative probe body (1) axis centre is symmetrically placed.

A kind of borehole imaging instrument probe wiping arrangement the most according to claim 1, it is characterised in that: described rotary electric machine (3) is connected to controller, and described controller connects human-computer interaction interface and probe photographic head.