Drilling depth measuring instrument for geological exploration

Abstract

The utility model discloses a drilling depth measuring instrument for geological exploration, which comprises an L-shaped suspension arranged on a fixed seat, a support is arranged on the fixed seat, a take-up reel is rotatably mounted on the support, one end of the take-up reel is connected with a servo driving component, a battery box and a control panel are arranged on one side of the servo driving component, and the battery box is connected with the control panel. The utility model relates to the technical field of drilling depth measurement, the servo driving assembly arranged on the fixed seat is used for carrying out constant-speed rotation control on the take-up reel, so that the measurement rope is lowered or lifted in a matched mode, the take-up and pay-off speed is adjustable, the measurement rope can be conveniently taken up and paid off, the measurement rope can be conveniently taken up and paid off, and the measurement rope can be conveniently taken up and paid off. The labor intensity of measuring personnel is greatly reduced; when the balancing weight falls to the bottom of the hole, a signal is sent out instantly, and a measurer controls the servo driving assembly to stop rotating and reads the hole depth measured by the current measuring rope; the structure is simple and operation is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to borehole depth measurement technical field, specifically borehole depth measuring instrument for geological exploration. BACKGROUND

[0002] When the geological exploration is carried out, need to carry out drilling, however in order to guarantee the precision of sampling, and need to measure the depth of drilling, in the process of drilling pile depth measurement, the measuring personnel usually adopts the way of heavy block and measuring rope to measure the depth of drilling pile, one end of the measuring rope is fixed with the heavy block, the measuring personnel hand holds the end of the measuring rope far away from the heavy block, slowly drops the heavy block into the drilling, when the heavy object falls to the hole bottom, reads the current length of the measuring rope, namely hole depth, manual operation labor intensity is high and relies on the feeling to judge whether the heavy block falls to the bottom error is bigger, in addition, the measuring rope shakes greatly in the manual measurement process and is easy to contact with the hole wall, causes the measuring rope and the earth and other impurities on the inner wall of the exploration hole to adhere together, thereby causes the surface pollution of the measuring rope, and the cleaning is inconvenient, in view of this, the above problem is researched in depth, and the case is produced. CONTENT OF THE UTILITY MODEL

[0003] In view of the deficiencies of the prior art, the utility model provides a borehole depth measuring instrument for geological exploration, which solves the problems in the background art.

[0004] To achieve the above object, the utility model realizes the following technical scheme: a borehole depth measuring instrument for geological exploration, including L type suspension bracket that is arranged on the fixed base, the fixed base is provided with the support, the support is provided with the take-up reel that rotates and installs, one end of the take-up reel is connected with the servo drive assembly, the servo drive assembly is provided with the battery box and the control panel on one side, the L type suspension bracket is installed with the guide groove wheel, the take-up reel is provided with the measuring rope, one end of the measuring rope passes through the guide groove wheel and is perpendicular to downward, the lower end of the measuring rope is installed with the counterweight, the lower part of the counterweight is provided with the contact feedback component, the side of the L type suspension bracket is installed with the guide limiting component, the measuring rope passes through the guide limiting component and is in sliding cooperation with the guide limiting component.

[0005] The contact feedback component includes a placing groove formed in the side of the counterweight, a battery module and a control module are arranged in the placing groove, a buzzer and an infrared light emitter are arranged on the top of the counterweight, and a pressure sensor is arranged at the center position of the lower part of the counterweight.

[0006] The servo drive assembly includes a servo motor and a speed reducer, the input end of the speed reducer is connected with the drive end of the servo motor, and the output end of the speed reducer is connected with the rotating shaft of the take-up reel.

[0007] The guiding and limiting member comprises a cross frame arranged on the L-shaped suspension side wall, two limiting groove wheels are symmetrically arranged on the cross frame, and the distance between the grooves of the two limiting groove wheels matches the cross-sectional diameter of the measuring rope.

[0008] The fixed seat is provided with a support, and the horizontal telescopic scale plate is hinged to the support.

[0009] The L-shaped suspension is provided with a fixed supporting arm, the movable supporting arm is inserted into the fixed supporting arm, the movable supporting arm is provided with a pressing wheel, and the compression spring is arranged between the movable supporting arm and the fixed supporting arm.

[0010] The utility model provides a kind of borehole depth measuring instrument for geological exploration.It has the following beneficial effects: the borehole depth measuring instrument for geological exploration, fixed seat is provided with servo drive component to the take-up reel for constant speed rotation control, to cooperate and realize the lowering or lifting operation of measuring rope, the take-up and pay-off speed can be adjusted, greatly reduce the labor intensity of survey personnel;The counterweight and contact feedback component are arranged at the lower end of the measuring rope, and a signal is sent when the counterweight and contact feedback component fall to the bottom of the hole, the survey personnel control servo drive component stops, and the current hole depth measured by the measuring rope can be read;Simple structure, convenient operation, and the guiding and limiting member can effectively ensure the stability of the lowering of the measuring rope, avoid the contact between the measuring rope and the mud and other impurities on the inner wall of the exploration hole during lowering, and reduce the maintenance workload. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is a three-dimensional structure schematic view of the borehole depth measuring instrument for geological exploration.

[0012] Fig. 2 It is a three-dimensional structure schematic view of the borehole depth measuring instrument for geological exploration.

[0013] Fig. 3 It is an enlarged structure schematic view of the counterweight.

[0014] In the figure: 1, fixed seat; 2, L-shaped suspension; 3, support; 4, take-up reel; 5, battery box; 6, control panel; 7, guiding groove wheel; 8, measuring rope; 9, counterweight; 10, placing groove; 11, battery module; 12, control module; 13, buzzer alarm; 14, infrared light emitter; 15, pressure sensor; 16, servo motor; 17, speed reducer; 18, cross frame; 19, limiting groove wheel; 20, support; 21, horizontal telescopic scale plate; 22, fixed supporting arm; 23, movable supporting arm; 24, pressing wheel; 25, compression spring. DETAILED DESCRIPTION

[0015] Clearly, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0016] Embodiment: combined with the description of the drawings Figs. 1-3 It can be known that the drilling depth measuring instrument for geological exploration is specifically designed, which comprises an L-shaped suspension 2 arranged on a fixing base 1, a support 3 arranged on the fixing base 1, a winding drum 4 rotatably arranged on the support 3, a servo drive assembly connected to one end of the winding drum 4, a battery box 5 and a control panel 6 arranged on one side of the servo drive assembly, a guide groove wheel 7 arranged on the L-shaped suspension 2, a measuring rope 8 wound on the winding drum 4, one end of the measuring rope 8 passing through the guide groove wheel 7 and being vertically downward, a counterweight 9 arranged at the lower end of the measuring rope 8, a contact feedback component arranged at the lower part of the counterweight 9, a guide limiting component arranged on the side of the L-shaped suspension 2, the measuring rope 8 passing through the guide limiting component and being in sliding cooperation with the guide limiting component, the servo drive assembly arranged on the fixing base 1 is used for controlling the constant-speed rotation of the winding drum 4, so that the lowering or lifting operation of the measuring rope 8 is realized, the winding and unwinding speed is adjustable, and the labor intensity of the measuring personnel is greatly reduced; the counterweight 9 and the contact feedback component are arranged at the lower end of the measuring rope 8, a signal is sent at the moment when the counterweight 9 and the contact feedback component fall to the bottom of the hole, the servo drive assembly is controlled to stop by the measuring personnel, and the hole depth measured by the measuring rope 8 at present can be read; the structure is simple, the operation is convenient, the guide limiting component can effectively ensure the stability of the lowering of the measuring rope 8, the contact of the measuring rope 8 with the soil and other impurities on the inner wall of the exploration hole in the lowering process is avoided, and the maintenance workload is reduced.

[0017] In the specific implementation process, the contact feedback component comprises a placing groove 10 arranged on the side of the counterweight 9, a battery module 11 and a control module 12 arranged in the placing groove 10, a buzzer alarm 13 and an infrared light emitter 14 arranged on the top of the counterweight 9, a pressure sensor 15 arranged at the center position of the lower part of the counterweight 9, the battery module 11 is used for supplying power to the control module 12, the pressure sensor 15, the buzzer alarm 13 and the infrared light emitter 14, when the counterweight 9 falls to the bottom of the hole, the pressure sensor 15 is pressed to send an electric signal, after receiving the corresponding signal, the control module 12 controls the buzzer alarm 13 to send an alarm and controls the infrared light emitter 14 to send infrared light at the same time, the measuring personnel hears or sees the corresponding signal, and the servo drive assembly is controlled to stop through the control panel 6.

[0018] In the specific implementation process, the servo drive assembly comprises a servo motor 16 and a speed reducer 17, the input end of the speed reducer 17 is connected with the driving end of the servo motor 16, and the output end of the speed reducer 17 is connected with the rotating shaft of the take-up reel 4, so that the structure is simple, the rotating speed control is stable, and the stability of the lowering and recovery of the measuring rope 8 is improved.

[0019] In the specific implementation process, the guide limiting member comprises a cross frame 18 arranged on the side wall of the L-shaped suspension 2, two limiting groove wheels 19 are symmetrically arranged on the cross frame 18, the distance between the grooves on the two limiting groove wheels 19 matches the cross-sectional diameter of the measuring rope 8, the two limiting groove wheels 19 are used for limiting the measuring rope 8 in the radial direction, the horizontal shaking generated during the lowering or recovery of the measuring rope 8 can be further reduced, the possibility of the contact between the measuring rope 8 and the hole wall is reduced, and the measuring rope 8 is prevented from being polluted.

[0020] In the specific implementation process, the fixed seat 1 is provided with a support 20, and a horizontal telescopic scale plate 21 is hinged to the support 20; after the horizontal telescopic scale plate 21 is pulled out, the horizontal telescopic scale plate 21 is rotated through the support 20, so that the horizontal telescopic scale plate 21 is in contact with the measuring rope 8, and the reading accuracy is improved.

[0021] In the specific implementation process, the L-shaped suspension 2 is provided with a fixed supporting arm 22, the fixed supporting arm 22 is provided with a movable supporting arm 23, the movable supporting arm 23 is provided with a pressing wheel 24, and the movable supporting arm 23 and the fixed supporting arm 22 are provided with a compression spring 25; the movable supporting arm 23 is elastically fixed through the elastic force of the compression spring 25, so that the pressing wheel 24 can keep pressing the measuring rope 8, and the measuring rope 8 keeps being in the tension state during the lowering or recovery of the measuring rope 8.

[0022] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A borehole depth measuring instrument for geological exploration, comprising an L-shaped suspension provided on a fixed base, characterized in that, A bracket is provided on the fixed base, and a take-up drum is rotatably mounted on the bracket. One end of the take-up drum is connected to a servo drive component. A battery box and control panel are provided on one side of the servo drive component. A guide wheel is installed on the L-shaped suspension. A measuring rope is wound on the take-up drum. One end of the measuring rope passes over the guide wheel and points vertically downward. A counterweight is installed at the lower end of the measuring rope. A contact feedback component is provided at the lower part of the counterweight. A guide limiting component is installed on the side of the L-shaped suspension. The measuring rope passes through the guide limiting component and slides with the guide limiting component.

2. The borehole depth measuring instrument for geological exploration according to claim 1, characterized in that, The contact feedback component includes a placement slot on the side of the counterweight, in which a battery module and a control module are installed. A buzzer alarm and an infrared light emitter are installed on the top of the counterweight, and a pressure sensor is installed at the center of the lower part of the counterweight.

3. The borehole depth measuring instrument for geological exploration according to claim 1, characterized in that, The servo drive assembly includes a servo motor and a reducer. The input end of the reducer is connected to the drive end of the servo motor, and the output end of the reducer is connected to the shaft of the take-up drum.

4. The borehole depth measuring instrument for geological exploration according to claim 1, characterized in that, The guide limiting component includes a crossbeam set on the side wall of the L-shaped suspension, and two limiting groove wheels are symmetrically arranged on the crossbeam. The distance between the grooves on the two limiting groove wheels matches the cross-sectional diameter of the measuring rope.

5. The borehole depth measuring instrument for geological exploration according to claim 1, characterized in that, The fixed base is provided with a support, and a horizontal telescopic ruler plate is hinged to the support.

6. The borehole depth measuring instrument for geological exploration according to claim 1, characterized in that, The L-shaped suspension is equipped with a fixed support arm, a movable support arm is inserted inside the fixed support arm, a pressure wheel is provided on the movable support arm, and a compression spring is provided between the movable support arm and the fixed support arm.

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