CN110531405A - A kind of seismic exploration seismic source and its application method - Google Patents
A kind of seismic exploration seismic source and its application method Download PDFInfo
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- CN110531405A CN110531405A CN201910945468.0A CN201910945468A CN110531405A CN 110531405 A CN110531405 A CN 110531405A CN 201910945468 A CN201910945468 A CN 201910945468A CN 110531405 A CN110531405 A CN 110531405A
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Classifications
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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
- G01V1/02—Generating seismic energy
- G01V1/04—Details
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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
- G01V1/02—Generating seismic energy
- G01V1/143—Generating seismic energy using mechanical driving means, e.g. motor driven shaft
- G01V1/147—Generating seismic energy using mechanical driving means, e.g. motor driven shaft using impact of dropping masses
Abstract
The present invention provides a kind of seismic exploration seismic sources, belong to field of mechanical technique.This seismic exploration seismic source includes cylinder, cylinder lower end has opening, upper end has top plate, the left and right sides of cylinder is equipped with two escape groove, cylinder is provided with bracket at left and right sides of lower end, at least two idler wheels are equipped on each bracket, sliding is equipped with hammer body in cylinder, is provided with the driving mechanism for making hammer body do the movement of falling object after the height for being able to ascend hammer body at left and right sides of cylinder.The present invention can generate high-energy seismic wave by quickly tapping ground.
Description
Technical field
The invention belongs to field of mechanical technique, it is related to a kind of seismic exploration seismic source and its application method.
Background technique
In the geophysical exploration on shallow stratum, most commonly seen is hammering focus, i.e. man-hour manually hand-held hammer hammers ground
Generate elastic seismic wave.The seismic wave energy that the method that production hammering ground generates elastic seismic wave that manually hits with a hammer generates
It is limited, and the control that the energy size hammered each time can not be more accurate is in a certain range, to increase exploration
Difficulty and accuracy.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, proposing one kind can be by quickly tapping ground
The seismic exploration seismic source of face generation high-energy seismic wave.
Object of the invention can be realized by the following technical scheme: a kind of seismic exploration seismic source, including cylinder, the cylinder
The lower end of body has opening, and upper end has top plate, is relatively set with two escape groove on the side wall of the left and right sides of the cylinder,
It is provided with bracket at left and right sides of the cylinder lower end, at least two idler wheels, the cylinder are provided on each bracket
It is additionally provided with horizontal handrail on body, is slided along vertical direction in the cylinder and is provided with hammer body, the left and right sides of the cylinder
It is provided with the driving mechanism for making hammer body do the movement of falling object after the height for being able to ascend hammer body；
The driving mechanism includes partial gear, shaft, rack gear and driving source, and the rack gear is installed in hammer body vertically
On side wall, the shaft is rotatably arranged on the side wall of cylinder and the both ends of shaft are located at the two sides of escape groove, described
Partial gear is installed in shaft and is located in escape groove, when partial gear rotation, on partial gear
Teeth can enter in cylinder and with rack gear engaged transmission, the driving source is for drive shaft rotation.
In a kind of above-mentioned seismic exploration seismic source, the driving source is motor, and the motor is installed on the outer wall of cylinder,
The output shaft of the motor is connected with rotating shaft transmission.
In a kind of above-mentioned seismic exploration seismic source, it is respectively provided on the front-rear side walls of the cylinder and offers guide chute, institute
It states and is respectively and fixedly provided with guide pad on the front and back sides of hammer body, the guide chute and guide pad correspond, the guide pad sliding
It is arranged in corresponding guide chute.
It further include two diagonal braces in a kind of above-mentioned seismic exploration seismic source, the horizontal handrail is in U-shape, and two described oblique
The upper end of support is respectively fixedly connected at the middle part of described horizontal handrail the right and left, and the lower end of the diagonal brace is respectively fixedly connected in cylinder or so
On the bracket of two sides.
In a kind of above-mentioned seismic exploration seismic source, it is provided with acceleration transducer on the hammer body, is arranged on the top plate
There are compressed air bottle and accumulator box, battery and controller are provided in the accumulator box, is provided with circle in the hammer body
The cavity of cone-shaped cavity and exhaust passage, the cone is down big up small, and the exhaust passage is vertically arranged, the exhaust passage
Lower end be connected to the upper end of conical bores, the upper side of hammer body, the compressed air are run through in the upper end of the exhaust passage
The gas outlet of bottle is connected by solenoid valve with the upper end of air hose, the lower end of the air hose and the lower end of conical bores
Connection, the acceleration transducer and solenoid valve pass through controller and battery electrical connection.
In a kind of above-mentioned seismic exploration seismic source, electromagnet one, the upside of the hammer body are provided on the inside of the top plate
Face is provided with annular groove, and electromagnet two is provided in the annular groove, and the electromagnet one and electromagnet two are oppositely arranged
And the magnetic pole of two opposite side of electromagnet one and electromagnet on the contrary, the electromagnet one and electromagnet two by controller and
Battery electrical connection.
In a kind of above-mentioned seismic exploration seismic source, the circular in cross-section of the hammer body and it is made of metal material, institute
State conical bores and exhaust passage and hammer body coaxial arrangement.
In a kind of above-mentioned seismic exploration seismic source, the motor is electrically connected by controller and battery.
A kind of application method of seismic exploration seismic source, which comprises the following steps:
(1), the position that needs tap being determined on ground and being marked, seismic exploration seismic source is then shifted onto needs and is struck
The position hit marks described in the lower end surface face of hammer body；
(2), start motor, two motors drive two partial gears to rotate backward respectively, two partial gears point
Not and hammer body two sides rack gears engaged transmission and drive hammer body to move upwards along guide chute；
(3), when the teeth and rack gear disengaging of two partial gears, the hammer body loses the support force moved upwards,
Hammer body starts to do the movement of falling object downwards under gravity；
(4), when hammer body starts to accelerate to move downward, acceleration transducer sends a signal to controller, controller control
Electromagnet one is opened and controlled to solenoid valve and electromagnet two is powered；Solenoid valve passes through the compressed gas in compressed air bottle after opening
Body passes through the repulsive force between electromagnet one and electromagnet two to hammer after giving hammer body acceleration, electromagnet one and electromagnet two to be powered
Body accelerates.
(5), hammer body rapidly taps ground, generates biggish Impact energy.
(6), when hammer body stopping moves downward, controller controls solenoid valve and closes, and controller controls electromagnet one, electromagnetism
Iron two and motor power-off, seismic exploration seismic source complete beat work.
Compared with prior art, the present invention has the advantage that
1, transmission is cooperated by the rack gear on partial gear and hammer body, hammer body may be implemented along the short transverse of cylinder
At the uniform velocity ascending motion and the movement of falling object are done, can produce biggish energy when hammer body does the movement of falling object, to produce
The seismic wave of raw large energy, and the present apparatus hit each time ground energy size it is almost the same, convenient for detection, favorably
In the accuracy for improving exploration.
2, when hammer body starts to accelerate to move downward, acceleration transducer sends a signal to controller, controller control electricity
Magnet valve is opened, after solenoid valve is opened compressed gas in compressed air bottle be transported in conical bores by air hose and
It is sprayed by exhaust passage from the upper side of hammer body, the high pressure gas of ejection can apply a reasoning to hammer body, and principle is similar
In jet plane, so that hammer body acceleration moves downward, so that hammer body can be with fast ram ground, to generate more high energy
Seismic wave, reduce the difficulty of exploration, improve the accuracy of exploration.
3, when hammer body starts to accelerate to move downward, acceleration transducer sends a signal to controller, controller control electricity
Magnet one and electromagnet two are powered, and the magnetic pole of two opposite side of electromagnet one and electromagnet is opposite so one He of electromagnet after being powered
Repulsive force is generated between electromagnet two, which can accelerate hammer body to move downward, and hammer body is more rapidly hit
Ground is hit, to generate the seismic wave of more high energy, the difficulty of exploration is further decreased, improves the accuracy of exploration.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the A direction view in Fig. 1.
Fig. 3 is the sectional view in Fig. 1 at B-B.
In figure, 1, cylinder；1a, escape groove；1b, guide chute；1c, top plate；1d, opening；2, compressed air bottle；2a, electricity
Magnet valve；2b, air hose；3, hammer body；3a, conical bores；3b, exhaust passage；3c, guide pad；4, bracket；5, idler wheel；6,
Shaft；7, electromagnet one；7a, motor；7b, shaft；8, electromagnet two；9, acceleration transducer；10, accumulator box；10a, storage
Battery；11, controller；12, horizontal handrail；13, diagonal brace；14, partial gear.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Referring to figs. 1 to Fig. 3, the present embodiment is a kind of seismic exploration seismic source, which is characterized in that including cylinder 1, the cylinder
1 lower end has opening 1d, and upper end has top plate 1c, is relatively set with two on the side wall of the left and right sides of the cylinder 1 and keeps away
It allows slot 1a, bracket 4 is provided at left and right sides of 1 lower end of cylinder, is provided at least two on each bracket 4
Idler wheel 5, is additionally provided with horizontal handrail 12 on the cylinder 1, and sliding is provided with hammer body 3, institute along vertical direction in the cylinder 1
The left and right sides for stating cylinder 1 is provided with the driving machine for making hammer body 3 do the movement of falling object after the height for being able to ascend hammer body 3
Structure；
The driving mechanism includes partial gear 14, shaft 7b, rack gear 6 and driving source, and the rack gear 6 is installed in vertically
On the side wall of hammer body 3, the shaft 7b is rotatably arranged on the side wall of cylinder 1 and the both ends of shaft 7b are located at escape groove
The two sides of 1a, the partial gear 14 is installed on shaft 7b and is located in escape groove 1a, when the partial gear 14
When rotation, the teeth on partial gear 14 can enter in cylinder 1 and with 6 engaged transmission of rack gear, the driving source uses
It is rotated in drive shaft 7b.
Driving source drives partial gear 14 to rotate by shaft 7b, two partial gears 14 positioned at 1 two sides of cylinder
It turns on the contrary, two rack gears 6 simultaneously and on hammer body 3 cooperate transmission respectively when two partial gears 14 rotate, not at two
The drive lower hammer 3 of complete gear 14 does at the uniform velocity ascending motion along the short transverse of cylinder 1,
When the teeth of the teeth of two partial gears 14 and two rack gears 6 are mutually disengaged, hammer body 3, which loses, to be moved upwards
Support force and starting under the needs of self gravity do the movement of falling object, can will when hammer body 3 does the movement of falling object
The potential energy that hammer body 3 has is kinetic energy, so that hammer body 3 can produce the seismic wave and hammer body of large energy when hitting ground
3 each time hit ground when energy size it is almost the same, convenient for detection, be conducive to improve exploration accuracy.
Specifically, the driving source is motor 7a, and the motor 7a is installed on the outer wall of cylinder 1, the motor 7a
Output shaft and shaft 7b transmission connection.
Specifically, the two sides of the escape groove 1a are respectively arranged with fixed plate 7c, and the shaft 7b is rotatably arranged on two
Between block fixed plate 7c, and one end of shaft 7b is extended after fixed plate 7c and the output axis connection of motor 7a.
Motor 7a drives partial gear 14 to rotate by shaft 7b, and motor 7a can be by can on the ground for having national grid
To be powered by power grid, the place of national grid can be by generator powered or storage battery power supply.It is excellent in field work
Battery is selected to power to motor 7a, convenient in carrying is easy to use, at low cost.
Motor 7a passes through the speed reducer that gear drive either finished product is provided between shaft 7b, gear drive
Effect with speed reducer is that the revolution of motor 7a is reduced, and improves the operating reliability of this seismic exploration seismic source.
Specifically, it is respectively provided on the front-rear side walls of the cylinder 1 and offers guide chute 1b, the front and back of the hammer body 3
Guide pad 3c, the guide chute 1b and guide pad 3c one-to-one correspondence, the guide pad 3c sliding setting are respectively and fixedly provided on side
In corresponding guide chute 1b.
Guide chute 1b plays the role of guiding, so that hammer body 3 is transported in the range of guide chute 1b is limited up and down always
It is dynamic.
Specifically, the seismic exploration seismic source further includes two diagonal braces 13, and the horizontal handrail 12 is in U-shape, two institutes
The upper end for stating diagonal brace 13 is respectively fixedly connected at the middle part of described horizontal 12 the right and left of handrail, and the lower end of the diagonal brace 13 is respectively fixedly connected
On the bracket 4 of 1 left and right sides of cylinder.
Diagonal brace 13 is arranged between bracket 4 and horizontal handrail 12, can increase the structural strength of this seismic exploration seismic source.
Specifically, it is provided with acceleration transducer 9 on the hammer body 3, is provided with compressed air bottle 2 on the top plate 1c
With accumulator box 10, compressed air is stored in the compressed air bottle 2, is detachably connected between compressed air bottle 2 and top plate 1c
It connects, is convenient for changing.It can be by air compressor machine to being filled with pressure-air in compressed air bottle 2.
It is provided with battery 10a and controller 11 in the accumulator box 10, is provided with conical bores in the hammer body 3
3a and exhaust passage 3b, the cavity 3a of the cone is down big up small, and the exhaust passage 3b is vertically arranged, the exhaust passage
The lower end of 3b is connected to the upper end of conical bores 3a, and the upper side of hammer body 3, the pressure are run through in the upper end of the exhaust passage 3b
The gas outlet of contracting air bottle 2 is connected by solenoid valve 2a with the upper end of air hose 2b, the lower end of the air hose 2b and circle
The lower end of cone-shaped cavity 3a is connected to, the acceleration transducer 9 and solenoid valve 2a passes through controller 11 and battery 10a is electrically connected
It connects.
When hammer body 3 starts to accelerate to move downward, acceleration transducer 9 sends a signal to controller 11, and controller 11 is controlled
Solenoid valve 2a processed is opened, and the compressed gas after solenoid valve 2a is opened in compressed air bottle 2 is transported to circular cone by air hose 2b
It is sprayed in shape cavity 3a and by exhaust passage 3b from the upper side of hammer body 3, the high pressure gas of ejection can apply to hammer body 3
One thrust, principle are similar to jet plane, so that the acceleration of hammer body 3 moves downward, so that hammer body 3 can be with fast ram
Ground reduces the difficulty of exploration, improves the accuracy of exploration to generate the seismic wave of more high energy.
Specifically, electromagnet 1 is provided on the inside of the top plate 1c, the upper side of the hammer body 3 is provided with annular
Groove, is provided with electromagnet 28 in the annular groove, the electromagnet 1 and electromagnet 28 is oppositely arranged and electromagnet
1 and 28 opposite side of electromagnet magnetic pole on the contrary, the electromagnet 1 and electromagnet 28 pass through controller 11 and electric power storage
Pond 10a electrical connection.
When hammer body 3 starts to accelerate to move downward, acceleration transducer 9 sends a signal to controller 11, and controller 11 is controlled
Electromagnet 1 and electromagnet 28 processed are powered, and the magnetic pole of 28 opposite side of electromagnet 1 and electromagnet is opposite so electric after being powered
Repulsive force is generated between magnet 1 and electromagnet 28, which can accelerate hammer body 3 to move downward, so that hammer body 3 can be with
Ground is more rapidly hit, to generate the seismic wave of more high energy, the difficulty of exploration is further decreased, improves the accurate of exploration
Property.
Specifically, it the circular in cross-section of the hammer body 3 and is made of metal material, preferably, the hammer body 3
For the hammer body of steel.
The conical bores 3a and exhaust passage 3b and hammer body 3 are coaxially disposed, and setting can make in contracting gas cylinder 2 in this way
Gas can spray from the cross-section center of hammer body 3, be conducive to improve the stability in the beginning dropping process of hammer body 3.
A kind of application method of seismic exploration seismic source, which comprises the following steps:
(1), the position that needs tap being determined on ground and being marked, seismic exploration seismic source is then shifted onto needs and is struck
The position hit marks described in the lower end surface face of hammer body 3；
(2), start motor 7a, two motor 7a drive two partial gears 14 to rotate backward respectively, and two not exclusively
Gear 14 respectively with the rack gear 6 of 3 two sides of hammer body engaged transmission and hammer body 3 is driven to move upwards along guide chute 1b；
(3), when the teeth and the disengaging of rack gear 6 of two partial gears 14, the hammer body 3 loses the support moved upwards
The movement of falling object is done downwards in power, the beginning of hammer body 3 under gravity；
(4), when hammer body 3 starts to accelerate to move downward, acceleration transducer 9 sends a signal to controller 11, controller
11 control solenoid valve 2a open and control electromagnet 1 and electromagnet 28 is powered；Solenoid valve 2a passes through compressed air after opening
Compressed gas in bottle 2 accelerates to hammer body 3, and electromagnet 1 and electromagnet 28 are powered and pass through electromagnet 1 and electromagnet later
Repulsive force between 28 accelerates to hammer body 3.
(5), hammer body 3 rapidly taps ground, generates biggish Impact energy.
(6), when the stopping of hammer body 3 moves downward, controller 11 controls solenoid valve 2a and closes, and controller 11 controls electromagnet
One 7, electromagnet 28 and motor 7a power-off, seismic exploration seismic source complete beat work.
In the present invention, it can realize that hammer body 3 moves upwards aggregation potential energy by the cooperation of partial gear 14 and rack gear 6,
Then to accelerate to move downward under the action of 3 gravity of hammer body after partial gear 14 and rack gear 6 are detached from, and in hammer body 3
During whereabouts, given by the electromagnetic force between the compressed gas in compressed air bottle 2 and electromagnet 1 and electromagnet 28
Hammer body 3 accelerate so that hammer body 3 under the comprehensive function of gravity, the active force of compressed gas and electromagnetic force fast ram ground and
The seismic wave for generating high energy, reduces the difficulty of exploration, improves the accuracy of exploration.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (9)
1. a kind of seismic exploration seismic source, which is characterized in that including cylinder (1), the lower end of the cylinder (1) has opening (1d),
Upper end has top plate (1c), is relatively set with two escape groove (1a), the cylinder on the side wall of the left and right sides of the cylinder (1)
It is provided with bracket (4) at left and right sides of body (1) lower end, is provided at least two idler wheels on each bracket (4)
(5), it is additionally provided with horizontal handrail (12) on the cylinder (1), sliding is provided with hammer body along vertical direction in the cylinder (1)
(3), hammer body (3) is made to do freely falling body fortune after being provided with the height for being able to ascend hammer body (3) at left and right sides of the cylinder (1)
Dynamic driving mechanism；
The driving mechanism includes partial gear (14), shaft (7b), rack gear (6) and driving source, and the rack gear (6) is solid vertically
It is located on the side wall of hammer body (3), the shaft (7b) is rotatably arranged on the side wall of cylinder (1) and the both ends of shaft (7b) point
Not Wei Yu escape groove (1a) two sides, the partial gear (14) be installed on shaft (7b) and be located at escape groove (1a)
In, when the partial gear (14) rotation, the teeth on partial gear (14) can enter in cylinder (1) and and
Rack gear (6) engaged transmission, the driving source are rotated for drive shaft (7b).
2. a kind of seismic exploration seismic source according to claim 1, which is characterized in that the driving source is motor (7a), institute
It states motor (7a) to be installed on the outer wall of cylinder (1), output shaft and shaft (7b) transmission connection of the motor (7a).
3. a kind of seismic exploration seismic source according to claim 2, which is characterized in that on the front-rear side walls of the cylinder (1)
It is respectively provided with and offers guide chute (1b), be respectively and fixedly provided with guide pad (3c) on the front and back sides of the hammer body (3), the guiding is slided
Slot (1b) and guide pad (3c) correspond, and the guide pad (3c) is slidably arranged in corresponding guide chute (1b).
4. a kind of seismic exploration seismic source according to claim 3, which is characterized in that it further include two diagonal braces (13), it is described
Horizontal handrail (12) is in U-shape, and the upper end of two diagonal braces (13) is respectively fixedly connected in described horizontal handrail (12) the right and left
Middle part, the lower end of the diagonal brace (13) are respectively fixedly connected on the bracket (4) at left and right sides of cylinder (1).
5. a kind of seismic exploration seismic source according to claim 1 or 2 or 3 or 4, which is characterized in that set on the hammer body (3)
It is equipped with acceleration transducer (9), is provided with compressed air bottle (2) and accumulator box (10), the electric power storage on the top plate (1c)
It is provided with battery (10a) and controller (11) in pond case (10), conical bores (3a) and row are provided in the hammer body (3)
The cavity (3a) in gas channel (3b), the cone is down big up small, and the exhaust passage (3b) is vertically arranged, the exhaust passage
The lower end of (3b) is connected to the upper end of conical bores (3a), and the upside of hammer body (3) is run through in the upper end of the exhaust passage (3b)
The gas outlet in face, the compressed air bottle (2) is connected by solenoid valve (2a) with the upper end of air hose (2b), and the gas transmission is soft
The lower end of pipe (2b) is connected to the lower end of conical bores (3a), and the acceleration transducer (9) and solenoid valve (2a) pass through
Controller (11) and battery (10a) electrical connection.
6. a kind of seismic exploration seismic source according to claim 5, which is characterized in that be provided on the inside of the top plate (1c)
The upper side of electromagnet one (7), the hammer body (3) is provided with annular groove, and electromagnet two is provided in the annular groove
(8), the electromagnet one (7) and electromagnet two (8) are oppositely arranged and electromagnet one (7) and electromagnet two (8) opposite side
Magnetic pole on the contrary, the electromagnet one (7) and electromagnet two (8) by controller (11) and battery (10a) electrical connection.
7. a kind of seismic exploration seismic source according to claim 6, which is characterized in that the cross section of the hammer body (3) is in circle
It shape and is made of metal material, the conical bores (3a) and exhaust passage (3b) and hammer body (3) coaxial arrangement.
8. a kind of seismic exploration seismic source according to claim 6, which is characterized in that the motor (7a) passes through controller
(11) it is electrically connected with battery (10a).
9. a kind of application method of seismic exploration seismic source, which comprises the following steps:
(1), the position that needs tap being determined on ground and being marked, seismic exploration seismic source is then shifted onto what needs tapped
Position marks described in the lower end surface face of hammer body (3)；
(2), start motor (7a), two motors (7a) drive two partial gears (14) to rotate backward respectively, and two endless
All gear (14) respectively with the rack gear (6) of hammer body (3) two sides engaged transmission and drive hammer body (3) along guide chute (1b) to
Upper movement；
(3), when the teeth and rack gear (6) disengaging of two partial gears (14), the hammer body (3) loses the branch moved upwards
The movement of falling object is done downwards in support force, hammer body (3) beginning under gravity；
(4), when hammer body (3) starts to accelerate to move downward, acceleration transducer (9) is sent a signal to controller (11), control
Electromagnet one (7) is opened and is controlled in device (11) control solenoid valve (2a) and electromagnet two (8) is powered；After solenoid valve (2a) is opened
Accelerated by the compressed gas in compressed air bottle (2) to hammer body (3), electromagnet one (7) and electromagnet two (8) are powered and lead to later
The repulsive force crossed between electromagnet one (7) and electromagnet two (8) accelerates to hammer body (3).
(5), hammer body (3) rapidly taps ground, generates biggish Impact energy.
(6), when hammer body (3) stop moving downward, controller (11) controls solenoid valve (2a) and closes, controller (11) control electricity
Magnet one (7), electromagnet two (8) and motor (7a) power-off, seismic exploration seismic source complete beat work.
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| CA2494418A1 (en) * | 2004-02-03 | 2005-08-03 | Clinton R. Vedders | An accelerated weight drop for use as a seismic energy source and a method of operation thereof |
| CN103630926A (en) * | 2013-11-06 | 2014-03-12 | 朱德兵 | Seismic source vehicle for roadbed hidden danger seismic exploration and using method of seismic source vehicle |
| CN103630927A (en) * | 2013-12-09 | 2014-03-12 | 岳阳奥成科技有限公司 | Drop-hammer type seismic exploration source |
| CN207780259U (en) * | 2018-01-03 | 2018-08-28 | 成都理工大学 | A kind of geophysical exploration manually seismic source apparatus |
| CN210243852U (en) * | 2019-09-30 | 2020-04-03 | 浙江宏宇工程勘察设计有限公司 | Seismic exploration seismic source |
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