CN112051607B - Geophone device for in-hole geophysical exploration - Google Patents
Geophone device for in-hole geophysical exploration Download PDFInfo
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- CN112051607B CN112051607B CN202010959845.9A CN202010959845A CN112051607B CN 112051607 B CN112051607 B CN 112051607B CN 202010959845 A CN202010959845 A CN 202010959845A CN 112051607 B CN112051607 B CN 112051607B
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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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- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention provides a geophone device for in-hole geophysical exploration, which comprises a geophone, a chassis, wherein sliding rods are symmetrically fixed at the top end of the chassis, sleeves are respectively sleeved at the top ends of the two sliding rods in a sliding manner, lifting handles are jointly fixed at the top ends of the two sleeves, horizontal vacuoles are arranged at the middle of the top ends of the lifting handles, leveling mechanisms are uniformly arranged on the chassis along the circumferential direction, the geophone is positioned below the lifting handles and fixed between the two sleeves, and a through hole for the tail cone of the geophone to penetrate is formed in the center of the chassis; the inside vertical smooth chamber that sets up of department symmetry near the top of two slide bars, two slide bar fronts set up respectively with the long waist hole of smooth chamber intercommunication, slide in the smooth chamber of every slide bar and set up the slider respectively in slider top and bottom, can dismantle respectively on two sleeves and set up locking mechanical system. The device is portable, helps to improve the damping effect during carrying, avoids the damage of the geophone caused by vibration in the transportation process, and is convenient to level during exploration and use.
Description
Technical Field
The invention relates to the technical field of geophones, in particular to a geophone device for in-hole geophysical exploration.
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 carrying out exploration work, when the geophone is used, the tail cone of the geophone is inserted into the exploration hole, so that the tail cone is coupled with soil in the hole, but when the geophone is used for carrying out exploration work, the geophone is required to be leveled, but when the conventional geophone is used, the leveling is inconvenient, meanwhile, the conventional geophone is inconvenient to carry, and when the geophone is carried, the geophone is easy to damage due to vibration of a carrying tool.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a geophone device for in-hole geophysical exploration.
The invention is realized by the following technical scheme:
the invention provides a geophone device for in-hole geophysical exploration, which comprises a geophone and a circular chassis, wherein the top end of the chassis is symmetrically and fixedly provided with vertical sliding rods by taking the center of the chassis as the center, the top ends of the two sliding rods are respectively and slidably sleeved with sleeves with the bottom ends being opened, the top ends of the two sleeves are sealed and are fixedly connected with a horizontal lifting handle together, the top ends of the lifting handle are centrally provided with a horizontal liquid bubble, the chassis is uniformly provided with leveling mechanisms for leveling along the circumferential direction at the periphery of the two sliding rods, the geophone is positioned below the lifting handle and is fixedly connected between the two sleeves, and the center of the chassis is provided with a through hole for the tail cone of the geophone to penetrate;
the sliding mechanism comprises two sliding rods, wherein vertical sliding cavities are symmetrically arranged at positions, close to the top ends, inside the two sliding rods, long waist holes which are correspondingly communicated with the sliding cavities of the two sliding rods are respectively arranged at the front sides of the two sliding rods along the vertical direction, sliding blocks are arranged in the sliding cavities of the two sliding rods 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 sliding rods and correspondingly locking the sliding blocks in the sliding cavities of the two sliding rods, and when the two sleeves are correspondingly locked with the sliding blocks in the sliding cavities of the two sliding rods, the two locking mechanisms correspondingly penetrate through the long waist holes on the two sliding rods.
Preferably, each leveling mechanism comprises a vertical external threaded rod, a leveling rotating handle horizontally and fixedly connected to the top end of the external threaded rod, and a foot seat coaxially and fixedly connected to the bottom end of the external threaded rod;
the chassis is uniformly provided with internal thread holes which are used for the threaded rod of each leveling mechanism to pass through in a threaded manner along the circumferential direction at the periphery of the two sliding rods.
Preferably, the upper end of the spring at the top end of the sliding block in each sliding rod sliding cavity is fixedly connected with the top end in the sliding rod sliding cavity, and the lower end of the spring is fixedly connected with the top end of the sliding block in the sliding rod sliding cavity;
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 each sliding rod sliding cavity, and the lower end of the spring is fixedly connected with the bottom end inside each sliding rod sliding cavity.
Preferably, each locking mechanism comprises an external thread jackscrew and a locking rotary handle vertically fixedly connected with the external thread jackscrew;
and internal thread jackscrew holes for corresponding screw penetration of external thread jackscrews of the two locking mechanisms are symmetrically arranged at the front sides of the two sleeves.
Preferably, the front sides of the sliding blocks in the sliding cavities of the two sliding rods are symmetrically provided with internal thread blind holes for the screw connection of external thread jackscrews of the two locking mechanisms.
Preferably, the internal thread top thread holes on the two sleeves and the internal thread blind holes on the sliding blocks in the sliding cavities of the two sliding rods have the same aperture size and are 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 damping effect is improved when the device is carried, the geophone is prevented from being damaged due to vibration in the transportation process, and the device is convenient to level when being used for exploration.
Drawings
FIG. 1 is a schematic diagram of a front view of a geophone device for use in-hole geophysical prospecting according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A, provided by an embodiment of the present invention;
fig. 3 is a schematic top view of fig. 1 according to an embodiment of the present invention.
In the figure: 1-a geophone; 2-chassis; 3-a slide bar; 4-sleeve; 5-lifting a handle; 6-horizontal vacuoles; 7-leveling mechanism; 71-an external threaded rod; 72-leveling the swivel handle; 73-a foot rest; 8-caudal vertebra; 9-a through hole; 10-a long waist hole; 11-a long waist hole; 12-a slider; 13-a spring; 14-a locking mechanism; 141-an external thread jackscrew; 142-locking the swivel; 15-an internal threaded hole; 16-an internal thread top thread hole; 17-internal thread blind hole.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Geophone devices for use in borehole geophysical prospecting according to embodiments of the present invention will be described in detail with reference to the accompanying drawings and specific examples.
Referring to FIG. 1, FIG. 1 is a schematic diagram of a front view of a geophone device for use in-hole geophysical prospecting according to an embodiment of the present invention.
As shown in fig. 1, the geophone device for in-hole geophysical prospecting comprises a geophone 1 and a chassis 2, and fig. 3 is a schematic top view of fig. 1, in which the chassis 2 is circular, according to an embodiment of the present invention.
With continued reference to fig. 1, the top end of the chassis 2 is symmetrically and fixedly provided with vertical sliding rods 3 by taking the center of the chassis 2 as the center, the top ends of the two sliding rods 3 are respectively and slidably sleeved with a sleeve 4 with an opening at the bottom end, and the top ends of the two sleeves 4 are sealed and are fixedly connected with a horizontal handle 5.
With continued reference to fig. 3, a horizontal liquid bubble 6 is centrally arranged at the top end of the handle 5, and a leveling mechanism 7 for leveling is 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 base 73 coaxially fixedly connected to the bottom end of the male screw rod 71.
Referring to fig. 1 and 3, the chassis 2 is uniformly provided with internal threaded holes 15 along the circumferential direction on the periphery of the two sliding rods 3, through which the external threaded rod 71 of each leveling mechanism 7 is threaded. When in use, the external threaded rod 71 is driven to rotate by the leveling rotating handle 72, so that the foot seat 73 can adapt to uneven ground, and the chassis 2 can be leveled conveniently by observing the horizontal vacuole 6 at the top end of the lifting handle 5.
With continued reference to fig. 1, the geophone 1 is located below the carrying handle 5 and fixedly connected between the two sleeves 4, and a through hole 9 for the tail cone 8 of the geophone 1 to penetrate is formed in 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 leveling the chassis 2 by the leveling mechanism 7, the geophone 1 is leveled accordingly.
Referring to fig. 2, fig. 2 is a partial enlarged view of a portion a in fig. 1 provided by the embodiment of the invention, vertical sliding cavities 10 are symmetrically arranged inside two sliding rods 3 near the top end, long waist holes 11 correspondingly communicated with the sliding cavities 10 of the two sliding rods 3 are respectively arranged on the front sides of the two sliding rods 3 along the vertical direction, sliding blocks 12 are slidably arranged in the sliding cavities 10 of each sliding rod 2, and springs 13 are respectively arranged at the top end and the bottom end of each sliding block 12.
The upper end of the spring 13 at the top end of the sliding block 12 in the 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 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 the spring 13 at the bottom end of the sliding block 12 in the 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 inside the sliding cavity 10 of the sliding rod 3.
It should be noted that, the sliding block 12 is slidably disposed in the sliding cavity 10, the width of the sliding block 12 is larger than the width of the long waist hole 11, so that the sliding block 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 sliding block 12 are circular, the springs 13 at the top end and the bottom end of the sliding block 12 are slidably disposed in the sliding cavity 10, the diameter of the springs 13 is larger than the width of the long waist hole 11, and the springs 13 cannot pop out of the long waist hole 11.
In addition, the two sleeves 4 are detachably provided with locking mechanisms 14 for locking the two sleeves 4 and the two slide bars 3 respectively, and for locking the two sleeves 4 and the slide blocks 12 in the slide cavities 10 of the two slide bars 3 respectively, and when the two locking mechanisms 14 lock the two sleeves 4 and the slide blocks 12 in the slide cavities 10 of the two slide bars 3 respectively, the two locking mechanisms 14 penetrate through the long waist holes 11 in the two slide bars 3 respectively.
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 internal thread top thread holes 16 through which external thread top threads 141 of the two locking mechanisms 14 correspondingly pass through in a spiral manner, namely, the front side walls of the two sleeves 4 are respectively provided with the internal thread top thread holes 16 at symmetrical positions, and the internal thread top thread holes 16 are communicated with the inner cavity of the sleeve 4.
When in use, the external thread jackscrew 141 of the locking mechanism 14 is spirally connected in the internal thread jackscrew hole 16, one end of the external thread jackscrew 141, which is far away from the locking rotary handle 142, is abutted against the outer wall of the sliding rod 3, so that the sleeve 4 is correspondingly locked with the sliding rod 3, and the external thread jackscrew 141 is driven to be screwed into the internal thread jackscrew hole 16 through the locking rotary handle 142.
With continued reference to fig. 2, the front sides of the sliders 12 in the slide chambers 10 of the two slide bars 3 are symmetrically provided with internally threaded blind holes 17 for the threaded connection of externally threaded jackscrews 141 of the two locking mechanisms 14. In this embodiment, the hole sizes of the internal thread top thread holes 16 on the two sleeves 4 and the internal thread blind holes 17 on the sliding blocks 12 in the sliding cavities 10 of the two sliding rods 3 are the same and are smaller than the opening widths of the long waist holes 11 on the two sliding rods 3.
In addition, it should be noted that the internal 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, so that the locking mechanism 14 for locking the sleeve 4 and the slide rod 3 is loosened, the sleeve 4 drives the geophone 1 to move upwards, meanwhile, the internal threaded top wire hole 16 at the front side of the sleeve 4 moves upwards along with the sleeve 4 to correspond to the long waist hole 11 at the front side of the slide rod 3, and finally, the internal threaded top wire hole 16 at the front side of the sleeve 4 can be aligned with the internal threaded blind hole 17 at the front side of the slide rod 12 in the slide cavity 10 of the slide rod 3, at this time, the external threaded top wire 141 of the locking mechanism 14 is screwed into the internal threaded blind hole 17 at the front side of the slide rod 12 through the long waist hole 11, so that the sleeve 4 is locked with the slide rod 12 in the slide cavity 10 of the slide rod 3.
It should be 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 it, and at this time, even when the spring 13 at the bottom end of the slide block 12 is compressed the shortest, the tail cone 8 is still above the placement plane and does not touch the placement plane, and the geophone 1 can move up and down along with the sleeve 4, and a good shock absorbing effect is achieved under the action of the springs 13 at the top and bottom ends of the slide block 12.
The application process of the invention is as follows: drilling a prospecting hole for geophysical prospecting on the ground in advance, placing the device at the position of the prospecting hole, enabling the tail cone 8 of the geophone 1 to be opposite to the prospecting hole, then leveling the chassis 2 through observing a horizontal vacuole 6 at the top end of the lifting handle 5, leveling the chassis 2 through a leveling mechanism 7, leveling the geophone 1, loosening a locking mechanism 14 at the front side of the sleeve 4 at the moment, enabling the geophone 1 to slide downwards along the sliding rod 3 along with the sleeve 4, enabling the tail cone 8 of the geophone 1 to pass through a through hole 9 at the center of the chassis 2 and be inserted into the prospecting hole, enabling the tail cone 8 of the geophone 1 to be coupled with the inner wall of the prospecting hole, and locking the sleeve 4 and the sliding rod 3 through the locking mechanism 14 at the moment, and performing geophysical prospecting in the hole by the geophone 1; when exploration is finished, the locking mechanism 14 is loosened again, so that the geophone 1 slides upwards along the sliding rod 3 along with the sleeve 4, the sleeve 4 and the sliding block 12 in the sliding cavity 10 of the sliding rod 3 are locked through the locking mechanism 14, the device is convenient to carry through the lifting handle 5, the sleeve 4 can carry the geophone 1 to slide up and down in a certain travel range relative to the sliding rod 3 during carrying, the damping effect on the geophone 1 is achieved through the springs 13 at the top end and the bottom end of the sliding block 12 in the sliding cavity 10 of the sliding rod 3, and particularly when the device is placed on a placement plane without protection for carrying, the device can be effectively prevented from being damaged due to vibration of a plane transportation device for carrying.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (6)
1. A geophone device for use in-hole geophysical prospecting, comprising: the earthquake detector is characterized by further comprising a circular chassis, wherein vertical sliding rods are symmetrically and fixedly arranged at the top end of the chassis by taking the center of the chassis as the center, sleeves with openings at the bottom ends are respectively sleeved at the top ends of the two sliding rods 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 at the top end of the lifting handle in the middle, leveling mechanisms for leveling are uniformly arranged on the periphery of the two sliding rods in the circumferential direction of the chassis, the earthquake detector is positioned below the lifting handle and is fixedly connected between the two sleeves, and a through hole for the tail cone of the earthquake detector to penetrate is formed in the center of the chassis;
the sliding mechanism comprises two sliding rods, wherein vertical sliding cavities are symmetrically arranged at positions, close to the top ends, inside the two sliding rods, long waist holes which are correspondingly communicated with the sliding cavities of the two sliding rods are respectively arranged at the front sides of the two sliding rods along the vertical direction, sliding blocks are arranged in the sliding cavities of the two sliding rods 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 sliding rods and correspondingly locking the sliding blocks in the sliding cavities of the two sliding rods, and when the two sleeves are correspondingly locked with the sliding blocks in the sliding cavities of the two sliding rods, the two locking mechanisms correspondingly penetrate through the long waist holes on the two sliding rods.
2. The geophone device for in-hole geophysical prospecting according to claim 1, wherein each leveling mechanism comprises a vertical externally threaded rod, a leveling swivel horizontally fixedly connected to the top end of the externally threaded rod, and a foot mount coaxially fixedly connected to the bottom end of the externally threaded rod;
the chassis is uniformly provided with internal thread holes which are used for the threaded rod of each leveling mechanism to pass through in a threaded manner along the circumferential direction at the periphery of the two sliding rods.
3. The geophone device for in-hole geophysical prospecting according to claim 1, wherein the spring at the top end of the slide in each slide cavity is fixedly connected at the upper end to the top end inside the slide cavity and at the lower end to the top end of the slide in the slide cavity;
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 each sliding rod sliding cavity, and the lower end of the spring is fixedly connected with the bottom end inside each sliding rod sliding cavity.
4. The geophone apparatus for in-hole geophysical prospecting of claim 1 wherein each locking mechanism comprises an externally threaded jackscrew, and a locking stem secured perpendicularly to the externally threaded jackscrew;
and internal thread jackscrew holes for corresponding screw penetration of external thread jackscrews of the two locking mechanisms are symmetrically arranged at the front sides of the two sleeves.
5. The geophone device for in-hole geophysical prospecting according to claim 4, wherein the front sides of the sliding blocks in the two sliding rod sliding cavities are symmetrically provided with internally threaded blind holes for the threaded connection of the externally threaded jackscrews of the two locking mechanisms.
6. The geophone device for in-hole geophysical prospecting of claim 5 wherein the internally threaded top wire holes on the two sleeves are the same size as the internally threaded blind hole holes on the slide blocks in the two slide bar slide cavities and are each smaller than the opening width of the long waist holes on 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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| Publication Number | Publication Date |
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| CN112051607A CN112051607A (en) | 2020-12-08 |
| CN112051607B true CN112051607B (en) | 2023-09-26 |
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