CN112051607A - Geophone device for geophysical exploration in hole - Google Patents
Geophone device for geophysical exploration in hole Download PDFInfo
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- CN112051607A CN112051607A CN202010959845.9A CN202010959845A CN112051607A CN 112051607 A CN112051607 A CN 112051607A CN 202010959845 A CN202010959845 A CN 202010959845A CN 112051607 A CN112051607 A CN 112051607A
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- sliding
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
- G01V1/18—Receiving elements, e.g. seismometer, geophone or torque detectors, for localised single point measurements
- G01V1/181—Geophones
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- Life Sciences & Earth Sciences (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention provides a seismic detector device for in-hole geophysical exploration, which comprises a seismic detector and a base plate, wherein slide rods are symmetrically fixed at the top end of the base plate, sleeves are respectively sleeved at the top ends of the two slide rods in a sliding mode, a lifting handle is jointly fixed at the top ends of the two sleeves, a horizontal liquid bubble is arranged in the middle of the top end of the lifting handle, leveling mechanisms are uniformly arranged on the base plate along the circumferential direction, the seismic detector is positioned below the lifting handle and fixed between the two sleeves, and a through hole for a tail cone of the seismic detector to penetrate through is formed in the; vertical sliding cavities are symmetrically formed in the positions, close to the top ends, of the inner parts of the two sliding rods, long waist holes communicated with the sliding cavities are formed in the front sides of the two sliding rods respectively, a sliding block is arranged in the sliding cavity of each sliding rod in a sliding mode, springs are arranged at the top end and the bottom end of each sliding block respectively, and locking mechanisms are detachably arranged on the two sleeves respectively. The device is convenient to carry, helps to improve the damping effect when being carried, avoids the damage of the geophone caused by vibration in the transportation process, and is convenient to level when being used for exploration.
Description
Technical Field
The invention relates to the technical field of geophones, in particular to a geophone device for geophysical exploration in a hole.
Background
At present, when geophysical exploration is carried out, an exploration hole is usually drilled on the ground to be explored, then a geophone is used for exploration work, when the geophone is used, a caudal vertebra of the geophone is inserted into the exploration hole, the caudal vertebra is coupled with soil in the hole, but when the geophone is used for exploration work, the geophone needs to be leveled, but the existing geophone is not convenient to level when in use, meanwhile, the existing geophone is not convenient to carry, and when the geophone is carried, the geophone can be easily damaged due to vibration of a carrying tool.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a seismic detector device for geophysical exploration in a hole.
The invention is realized by the following technical scheme:
the invention provides a seismic detector device for in-hole geophysical exploration, which comprises a seismic detector and a circular base plate, wherein vertical slide bars are symmetrically and fixedly arranged at the top end of the base plate by taking the circle center of the base plate as a center, sleeves with openings at the bottom ends are respectively sleeved at the top ends of the two slide bars in a sliding mode, the top ends of the two sleeves are sealed and are jointly and fixedly connected with a horizontal lifting handle, a horizontal liquid bubble is arranged in the middle of the top end of the lifting handle, leveling mechanisms for leveling are uniformly arranged on the periphery of the two slide bars on the base plate along the circumferential direction, the seismic detector is positioned below the lifting handle and is fixedly connected between the two sleeves, and a through hole for a tail cone of the seismic detector to penetrate through is formed in the center of the base plate;
the two slide bars are internally provided with vertical sliding cavities symmetrically close to the top ends, the front sides of the two slide bars are respectively provided with long waist holes which are communicated with the sliding cavities of the two slide bars in the vertical direction, a sliding block is arranged in the sliding cavity of each slide bar in a sliding manner, springs are respectively arranged at the top ends and the bottom ends of the sliding blocks, the two sleeves are respectively detachably provided with locking mechanisms which are used for correspondingly locking the two sleeves with the two slide bars and correspondingly locking the two sleeves with the sliding blocks in the sliding cavities of the two slide bars, and when the two locking mechanisms correspondingly lock the two sleeves with the sliding blocks in the sliding cavities of the two slide bars, the two locking mechanisms correspondingly penetrate through the long waist holes on the two slide bars.
Preferably, each leveling mechanism comprises a vertical external thread rod, a leveling rotating handle horizontally and fixedly connected to the top end of the external thread rod, and a foot seat coaxially and fixedly connected to the bottom end of the external thread rod;
the chassis is evenly provided with internal thread holes which are used for the external thread rods of each leveling mechanism to spirally penetrate through along the circumferential direction of the peripheries of the two sliding rods.
Preferably, the upper end of the spring at the top end of the sliding block in each sliding cavity of the sliding rod is fixedly connected with the top end in the sliding cavity of the sliding rod, and the lower end of the spring is fixedly connected with the top end of the sliding block in the sliding cavity of the sliding rod;
and the upper end of the spring at the bottom end of the sliding block in each sliding rod sliding cavity is fixedly connected with the bottom end of the sliding block in the sliding rod sliding cavity, and the lower end of the spring is fixedly connected with the bottom end in the sliding rod sliding cavity.
Preferably, each locking mechanism comprises an external thread jackscrew and a locking rotating handle vertically and fixedly connected with the external thread jackscrew;
and the front sides of the two sleeves are symmetrically provided with internal thread jackscrew holes for the external thread jackscrews of the two locking mechanisms to correspondingly and spirally penetrate through.
Preferably, the front sides of the sliding blocks in the two sliding rod sliding cavities are symmetrically provided with internal threaded blind holes for the external threaded jackscrews of the two locking mechanisms to be in threaded connection.
Preferably, the internal thread jackscrew holes on the two sleeves are the same as the internal thread blind holes on the sliding blocks in the sliding cavities of the two sliding rods in aperture size and are both smaller than the opening width of the long waist holes on the two sliding rods.
In the embodiment, the device is convenient to carry, the shock absorption effect is improved when the device is carried, the damage of the geophone due to vibration in the transportation process is avoided, and the device is convenient to level when in exploration and use.
Drawings
FIG. 1 is a schematic diagram of a front view of a geophone arrangement for geophysical prospecting in a borehole, in accordance with an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A in accordance with an embodiment of the present invention;
fig. 3 is a schematic top view of the structure of fig. 1 according to an embodiment of the present invention.
In the figure: 1-a geophone; 2-a chassis; 3-a slide bar; 4-a sleeve; 5-lifting a handle; 6-horizontal vacuole; 7-leveling mechanism; 71-an externally threaded rod; 72-leveling stem; 73-foot seats; 8-caudal vertebra; 9-a through hole; 10-long waist hole; 11-long waist hole; 12-a slide block; 13-a spring; 14-a locking mechanism; 141-external thread jackscrew; 142-a locking handle; 15-an internal threaded hole; 16-internal thread jackscrew hole; 17-blind hole with internal thread.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In order to facilitate understanding of the geophone arrangement according to embodiments of the present invention for geophysical prospecting in a borehole, a detailed description thereof will be given below with reference to the accompanying drawings and specific embodiments.
Referring to FIG. 1, FIG. 1 is a schematic diagram of a front view of a geophone arrangement for geophysical prospecting in a borehole, according to an embodiment of the present invention.
As shown in fig. 1, the geophone apparatus for geophysical prospecting in a hole comprises a geophone 1 and a chassis 2, and referring to fig. 3, fig. 3 is a schematic top view structure of fig. 1 provided by the embodiment of the invention, and the chassis 2 is circular.
Continuing to refer to fig. 1, vertical slide bars 3 are symmetrically and fixedly arranged at the top end of the chassis 2 by taking the circle center of the chassis 2 as the center, sleeves 4 with openings at the bottom ends are respectively sleeved at the top ends of the two slide bars 3 in a sliding manner, and the top ends of the two sleeves 4 are sealed and are jointly and fixedly connected with a horizontal lifting handle 5.
With continued reference to fig. 3, a horizontal vacuole 6 is centrally arranged at the top end of the lifting handle 5, and leveling mechanisms 7 for leveling are uniformly arranged on the chassis 2 at the periphery of the two sliding rods 3 along the circumferential direction. As shown in fig. 1, each leveling mechanism 7 includes a vertical male screw rod 71, a leveling stem 72 horizontally fixedly connected to the top end of the male screw rod 71, and a foot 73 coaxially fixedly connected to the bottom end of the male screw rod 71.
Referring to fig. 1 and 3, the chassis 2 is provided with internal threaded holes 15 uniformly arranged on the peripheries of the two sliding rods 3 along the circumferential direction for the external threaded rods 71 of each leveling mechanism 7 to screw through. When in use, the leveling rotating handle 72 drives the external thread rod 71 to rotate, so that the foot base 73 can adapt to uneven ground, and the chassis 2 is conveniently leveled by observing the horizontal vacuole 6 at the top end of the lifting handle 5.
With reference to fig. 1, the geophone 1 is located below the lifting handle 5 and is fixedly connected between the two sleeves 4, a through hole 9 for a tail cone 8 of the geophone 1 to penetrate is arranged at the center of the chassis 2, and the aperture of the through hole 9 is larger than the maximum diameter of the tail cone 8. After the chassis 2 is leveled by the leveling mechanism 7, the geophone 1 is leveled accordingly.
Referring to fig. 2, fig. 2 is a partial enlarged view of a position a in fig. 1 according to an embodiment of the present invention, vertical sliding cavities 10 are symmetrically disposed inside two sliding rods 3 near top ends, long waist holes 11 correspondingly communicated with the sliding cavities 10 of the two sliding rods 3 are respectively disposed on front sides of the two sliding rods 3 along a vertical direction, a slider 12 is slidably disposed in the sliding cavity 10 of each sliding rod 2, and springs 13 are respectively disposed at top and bottom ends of the slider 12.
The upper end of a spring 13 at the top end of a sliding block 12 in a sliding cavity 10 of each sliding rod 3 is fixedly connected with the top end inside the sliding cavity 10 of the sliding rod 3, and the lower end of the spring 13 is fixedly connected with the top end of the sliding block 12 in the sliding cavity 10 of the sliding rod 3; the upper end of a spring 13 at the bottom end of a sliding block 12 in a sliding cavity 10 of each sliding rod 3 is fixedly connected with the bottom end of the sliding block 12 in the sliding cavity 10 of the sliding rod 3, and the lower end of the spring is fixedly connected with the bottom end in the sliding cavity 10 of the sliding rod 3.
It should be noted here that the slider 12 is slidably disposed in the sliding cavity 10 in an adaptive manner, the width of the slider 12 is greater than the width of the long waist hole 11, so that the slider 12 cannot slide out of the long waist hole 11 communicating with the sliding cavity 10, the cross sections of the sliding cavity 10 and the slider 12 are both set to be circular, the springs 13 at the top end and the bottom end of the slider 12 are both adapted to be located in the sliding cavity 10, and the diameter of the spring 13 is greater than the width of the long waist hole 11, so that the spring 13 cannot pop out of the long waist hole 11.
Besides, the two sleeves 4 are respectively detachably provided with a locking mechanism 14 for correspondingly locking the two sleeves 4 and the two slide bars 3 and for correspondingly locking the two sleeves 4 and the sliders 12 in the slide cavities 10 of the two slide bars 3, and when the two locking mechanisms 14 correspondingly lock the two sleeves 4 and the sliders 12 in the slide cavities 10 of the two slide bars 3, the two locking mechanisms 14 correspondingly penetrate through the long waist holes 11 on the two slide bars 3.
As shown in fig. 2, each locking mechanism 14 includes an externally threaded jackscrew 141, and a locking knob 142 vertically secured to the externally threaded jackscrew 141. The front sides of the two sleeves 4 are symmetrically provided with external thread jackscrews 141 for the two locking mechanisms 14 to correspond to the internal thread jackscrew holes 16 which are spirally penetrated, namely, the internal thread jackscrew holes 16 are respectively arranged at the symmetrical positions on the front side walls of the two sleeves 4, and the internal thread jackscrew holes 16 are communicated with the inner cavity of the sleeve 4.
When the locking mechanism 14 is used, the external thread jackscrew 141 of the locking mechanism 14 is screwed into the internal thread jackscrew hole 16, one end of the external thread jackscrew 141, which is far away from the locking rotating handle 142, is abutted against the outer wall of the sliding rod 3, so that the sleeve 4 and the sliding rod 3 are correspondingly locked, and the external thread jackscrew 141 is driven to be screwed into the internal thread jackscrew hole 16 through the locking rotating handle 142.
With continued reference to fig. 2, the sliding blocks 12 in the sliding cavities 10 of the two sliding rods 3 are symmetrically provided with internally threaded blind holes 17 for the screw connection of the externally threaded screws 141 of the two locking mechanisms 14. In the present embodiment, the internally threaded jackscrew holes 16 on the two sleeves 4 and the internally threaded blind holes 17 on the sliders 12 in the slide cavities 10 of the two slide bars 3 have the same aperture size and are both smaller than the opening width of the long waist holes 11 on the two slide bars 3.
It should be noted here that the female threaded blind hole 17 at the front side of the slide rod 12 is disposed corresponding to the long waist hole 11 at the front side of the slide rod 3, the locking sleeve 4 and the locking mechanism 14 of the slide rod 3 are loosened, the sleeve 4 drives the geophone 1 to move upward, at the same time, the female threaded jackscrew hole 16 at the front side of the sleeve 4 moves upward along with the sleeve 4 and corresponds to the long waist hole 11 at the front side of the slide rod 3, and finally, the female threaded jackscrew hole 16 at the front side of the sleeve 4 can be aligned with the female threaded blind hole 17 at the front side of the slide block 12 in the slide cavity 10 of the slide rod 3, at this time, the male threaded jackscrew 141 of the locking mechanism 14 is threaded through the long waist hole 11 and screwed into the female threaded blind hole 17 at the front side of the slide block 12.
It should be further noted that, when the sleeve 4 is locked with the slide block 12 in the slide cavity 10 of the slide rod 3, since the geophone 1 moves up along with the sleeve 4, the tail cone 8 of the geophone 1 moves up along with the sleeve, and at this time, even when the spring 13 at the bottom end of the slide block 12 is compressed to the minimum, the tail cone 8 is still located above the placing plane and does not touch the placing plane, and the geophone 1 can move up and down along with the sleeve 4, so that a good damping effect is realized under the action of the top end spring 13 and the bottom end spring 13 of the slide block 12.
The using process of the invention is as follows: an exploration hole for geophysical exploration is drilled on the ground in advance, the device is placed at the position of the exploration hole, a tail cone 8 of the geophone 1 is opposite to the exploration hole, then a chassis 2 is leveled through a leveling mechanism 7 by observing a horizontal liquid bubble 6 at the top end of a lifting handle 5, when the chassis 2 is leveled, the geophone 1 is leveled, a locking mechanism 14 on the front side of a sleeve 4 can be loosened, so that the geophone 1 slides downwards along a sliding rod 3 along the sleeve 4, the tail cone 8 of the geophone 1 penetrates through a through hole 9 in the center of the chassis 2 and is inserted into the exploration hole, the tail cone 8 of the geophone 1 is coupled with the inner wall of the exploration hole, the sleeve 4 and the sliding rod 3 are locked through the locking mechanism 14, and the geophone 1 conducts geophysical exploration in the hole; when exploration is finished, locking mechanical system 14 is loosened again, make geophone 1 upwards slide along slide bar 3 along with sleeve 4, through locking mechanical system 14 with sleeve 4 and slide bar 3 slide block 12 locking in the chamber 10, carry this device through carrying handle 5 this moment, sleeve 4 can carry geophone 1 and slide from top to bottom in certain stroke range relatively slide bar 3 during carrying, realize the shock attenuation effect to geophone 1 through slide bar 3 slide chamber 10 in the spring 13 of 12 tops of slide block and bottom, especially when placing this device and transporting and carrying on an unprotected plane of placing, can effectively avoid geophone 1 because of receiving the vibrations of the plane conveyer that is used for the transportation and impaired.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A geophone arrangement for geophysical prospecting within a borehole, comprising: the geophone is characterized by further comprising a round base plate, wherein vertical slide bars are symmetrically and fixedly arranged at the top end of the base plate by taking the circle center of the base plate as a center, sleeves with openings at the bottom ends are respectively sleeved at the top ends of the two slide bars in a sliding mode, the top ends of the two sleeves are sealed and fixedly connected with a horizontal lifting handle together, a horizontal liquid bubble is arranged in the middle of the top end of the lifting handle, leveling mechanisms for leveling are uniformly arranged on the periphery of the two slide bars of the base plate along the circumferential direction, the geophone is positioned below the lifting handle and fixedly connected between the two sleeves, and a through hole for penetrating through a tail cone of the geophone is formed in the center of;
the two slide bars are internally provided with vertical sliding cavities symmetrically close to the top ends, the front sides of the two slide bars are respectively provided with long waist holes which are communicated with the sliding cavities of the two slide bars in the vertical direction, a sliding block is arranged in the sliding cavity of each slide bar in a sliding manner, springs are respectively arranged at the top ends and the bottom ends of the sliding blocks, the two sleeves are respectively detachably provided with locking mechanisms which are used for correspondingly locking the two sleeves with the two slide bars and correspondingly locking the two sleeves with the sliding blocks in the sliding cavities of the two slide bars, and when the two locking mechanisms correspondingly lock the two sleeves with the sliding blocks in the sliding cavities of the two slide bars, the two locking mechanisms correspondingly penetrate through the long waist holes on the two slide bars.
2. The geophone apparatus in accordance with claim 1, wherein each leveling mechanism comprises a vertical externally threaded rod, a leveling stem fixedly connected horizontally to the top end of said externally threaded rod, and a foot fixedly connected coaxially to the bottom end of said externally threaded rod;
the chassis is evenly provided with internal thread holes which are used for the external thread rods of each leveling mechanism to spirally penetrate through along the circumferential direction of the peripheries of the two sliding rods.
3. The geophone apparatus in accordance with claim 1, wherein the spring at the top end of the slide in each slide chamber is fixedly connected at its upper end to the top end of the inside of the slide chamber and at its lower end to the top end of the slide in the slide chamber;
and the upper end of the spring at the bottom end of the sliding block in each sliding rod sliding cavity is fixedly connected with the bottom end of the sliding block in the sliding rod sliding cavity, and the lower end of the spring is fixedly connected with the bottom end in the sliding rod sliding cavity.
4. The geophone apparatus in accordance with claim 1, wherein each locking mechanism comprises an externally threaded jackscrew, and a locking stem secured perpendicularly to said externally threaded jackscrew;
and the front sides of the two sleeves are symmetrically provided with internal thread jackscrew holes for the external thread jackscrews of the two locking mechanisms to correspondingly and spirally penetrate through.
5. The geophone apparatus for geophysical exploration in a hole according to claim 4, wherein the front sides of the slide blocks in the two slide bar slide cavities are symmetrically provided with internally threaded blind holes for spirally connecting externally threaded jackscrews of the two locking mechanisms.
6. The geophone apparatus in accordance with claim 5, wherein the internally threaded jackscrew holes in the two sleeves and the internally threaded blind holes in the slide blocks in the two slide bar slide cavities have the same aperture size and are both smaller than the opening width of the long waist holes in the two slide bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010959845.9A CN112051607B (en) | 2020-09-14 | 2020-09-14 | Geophone device for in-hole geophysical exploration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010959845.9A CN112051607B (en) | 2020-09-14 | 2020-09-14 | Geophone device for in-hole geophysical exploration |
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| CN112051607A true CN112051607A (en) | 2020-12-08 |
| CN112051607B CN112051607B (en) | 2023-09-26 |
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| CN112051607B (en) | 2023-09-26 |
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