CN110361776A - A kind of portable broadband impact origin for seismic prospecting - Google Patents
A kind of portable broadband impact origin for seismic prospecting Download PDFInfo
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- CN110361776A CN110361776A CN201910690932.6A CN201910690932A CN110361776A CN 110361776 A CN110361776 A CN 110361776A CN 201910690932 A CN201910690932 A CN 201910690932A CN 110361776 A CN110361776 A CN 110361776A
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- carrier frame
- sprocket wheel
- chain
- hammer body
- rail brackets
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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
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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 present invention discloses a kind of portable broadband impact origin for seismic prospecting, including carrier frame, and carrier frame bottom is connected with several wheels for keeping carrier frame balance；Motor reducer is connected on carrier frame；On carrier frame with the control assembly of decelerating through motor mechatronics；The first sprocket wheel is rotatably connected on carrier frame, motor reducer output end drives the rotation of the first sprocket wheel；Dismountable rail brackets are connected on carrier frame vertically, rail brackets are through to carrier frame bottom；Rail brackets are rotatably connected to the second sprocket wheel close to the position on top, and chain is arranged on the first sprocket wheel, and the first sprocket wheel is rotated by the second sprocket wheel of chain-driving；Vertical direction slidably connects hammer body on rail brackets；Chain passes through the engaging component that can be automatically separated and drives hammer body sliding；The through-hole passed through for hammer body is provided on carrier frame；Structure is simple, and it is convenient to dismount, and can obtain the seismic data of high-quality, be a kind of environment-friendly type focus.
Description
Technical field
The invention belongs to seismic exploration technique fields, and in particular to a kind of portable broadband impact for seismic prospecting
Focus.
Background technique
Current geology, geophysical exploration range are deep into densely populated region, landform by sparsely populated region
Complicated condition, difficulty of construction increase；It not only needs to reach good exploration effects, it is often more important that consider safety factor, environmental protection
Factor.With the development of the city, more and more to the detection demand of urban underground space in recent years, such as weathering depth and basement rock
Investigation, ground fissure, crack and fracture spread, geological layering structure, the detection in relation to underground structure such as goaf and solution cavity；Sand mud
Rock distribution, ancient stream channel, puffs and the property of water-bearing, deep-buried pipeline, underground heat, the lithology such as environmental protection or the detection of engineering problem etc..These
The urban underground space detection mission of shallow underground structure, lithology or engineering problem proposes higher want to seismic survey work
It asks.
In seismic prospecting, focus is the principal element for influencing earthquake record quality, and the effect of explosive source directly determines
Seismic prospecting quality.The device of artificial excitation's seismic wave is known as man-made explosion, is divided into dynamite source and non-explosive source；It is non-fried
Medicine focus can be divided into again: Pulse Source (such as spark source, weight, air cannon etc.) and controlled source.Dynamite source produces
Raw energy is big, is easy excitation, is widely used in oil exploration, but since there are the limitations of certain risk for implementation process
Its application in urban underground space exploration.Pulse Source is also referred to as pulse focus or impact origin, the signal of excitation
It is generated in very short moment, amplitude energy high concentration.Wherein, spark source is a kind of electronic device, in microsecond rank
Electric discharge generates arc vaporization water and forms impact, and relative volume is smaller, is suitble to the different field conditions such as land and waters, the scope of application
Extensively, small to the influence of ambient enviroment；Weight is a kind of mechanical device, and weight, which elevates, utilizes gravity and acceleration of gravity impact ground
Face, relative volume and weight are larger；Air cannon is a kind of mechanical device, and compressed gas abrupt release generates shock wave in water,
Its volume is larger, is suitble to the seismic prospecting in waters, and excitation rate is fast, is applied in combination that energy is big, and frequency is low.Controlled source is produced
The continuous scanning vibration signal of raw signal function time compare Chang ﹑ equalized amplitude, obtained earthquake original record can not be straight
It connects and recognizes each reflecting layer, need by carrying out relevant treatment operation with known reference signal, signal-to-noise ratio is high, occupied area and energy
It consumes larger.
Summary of the invention
For this purpose, the present invention provides a kind of portable broadband impact origin for seismic prospecting, to solve the prior art
In structure is complicated, can not dismantle leads to inconvenient to carry, the problem of focus effect difference cannot obtain the seismic data of high-quality.
To achieve the goals above, the invention provides the following technical scheme: a kind of portable wideband for seismic prospecting
Band impact origin, including carrier frame, the carrier frame bottom are connected with several vehicles for keeping the carrier frame balance
Wheel；Motor reducer is connected on the carrier frame；On the carrier frame with the control of the decelerating through motor mechatronics
Component；The first sprocket wheel is rotatably connected on the carrier frame, the motor reducer output end is able to drive the first chain rotation
It is dynamic；Dismountable rail brackets are connected on the carrier frame vertically, the rail brackets are through to the carrier frame bottom
Portion；The rail brackets are rotatably connected to the second sprocket wheel close to the position on top, are arranged with chain on first sprocket wheel, described
First sprocket wheel can be rotated by the second sprocket wheel described in chain-driving；Vertical direction slidably connects hammer on the rail brackets
Body；The chain can drive the hammer body to slide by the engaging component that can be automatically separated；Being provided on the carrier frame can
The through-hole passed through for the hammer body.
Further, the wheel includes two rear wheels and two front vehicle wheels.
Further, the front vehicle wheel uses universal wheel using universal wheel and/or the rear wheel.
Further, there are two first bearing seats for connection at the top of the carrier frame；The first sprocket wheel fixation is set in
In first rotating shaft, first sprocket wheel is between two first bearing seats and first sprocket wheel passes through first rotating shaft and two
The first bearing seat rotation connection；Described first rotating shaft one end is connect with the motor reducer output end.
Further, the rail brackets are connected separately with second bearing seat close to the position two sides at top, described in two
Bearing block is parallel to each other；Between two second bearing seats be equipped with the second shaft, second both ends of the shaft respectively with two
The second bearing seat rotation connection；The second sprocket wheel fixation is set in second shaft.
Further, second sprocket wheel is in right above first sprocket wheel.
Further, the chain and the rail brackets are parallel to each other.
Further, the rail brackets include two vertical bars and a cross bar；The cross bar both ends respectively with two institutes
State connection at the top of vertical bar；Each vertical bar two sides are provided with pulley groove along the vertical direction respectively；The hammer body two sides are separately connected
There is the pulley of several and pulley groove sliding clamping.
Further, the hammer body bottom, which is connected with, hits column.
Further, the engaging component includes promoting block, and the promotion block is connected to the hammer body close to described
The side of chain；The promotion block is provided with the cavity through top and bottom, the chain energy far from the side of the hammer body
It is enough to be moved up and down in the cavity；It is described to promote the arc that stop bottom structure is in indent；It is fixedly connected on the chain
Chain block；Chain block top surface is in the arcuate structure to match with the promotion block bottom surface.
The present invention has the advantage that dismountable rail brackets are connected on carrier frame vertically, using split type knot
Structure, carrier frame, rail brackets are detachable；Hammer body can fall automatically after rising to certain altitude, realize single Trigger Function, hammer
It is automatically stopped after hitting once, improves focus effect；Hammer body can suitably shorten according to service condition, increase hammer body in a certain range
Falling bodies stroke；The clump weight that may be implemented to add a variety of weight in hammer body use process, increases the overall weight of hammer body, improves
Focus effect；The configuration of the present invention is simple, dismounting is convenient easy to carry, and can obtain the seismic data of high-quality, energy, frequency
Rate, signal-to-noise ratio etc. have all reached the requirement of urban underground space seismic acquisition；It is avoided that the destruction to environment, drops as far as possible
Influence of the low construction to people's life, production, is a kind of environment-friendly type focus.
Detailed description of the invention
It, below will be to embodiment party in order to illustrate more clearly of embodiments of the present invention or technical solution in the prior art
Formula or attached drawing needed to be used in the description of the prior art are briefly described.It should be evident that the accompanying drawings in the following description is only
It is merely exemplary, it for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer, which is extended, obtains other implementation attached drawings.
Structure depicted in this specification, ratio, size etc., only to cooperate the revealed content of specification, for
Those skilled in the art understands and reads, and is not intended to limit the invention enforceable qualifications, therefore does not have technical
Essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the function of the invention that can be generated
Under effect and the purpose that can reach, should all still it fall in the range of disclosed technology contents obtain and can cover.
Fig. 1 is a kind of whole knot of portable broadband impact origin for seismic prospecting provided in an embodiment of the present invention
Structure schematic diagram；
Fig. 2 is a kind of guide rail branch of portable broadband impact origin for seismic prospecting provided in an embodiment of the present invention
Frame structural schematic diagram；
Fig. 3 is a kind of hammer body knot of portable broadband impact origin for seismic prospecting provided in an embodiment of the present invention
Structure schematic diagram；
Fig. 4 is a kind of engaging group of portable broadband impact origin for seismic prospecting provided in an embodiment of the present invention
Part structural schematic diagram；
Fig. 5 is portable broadband impact origin single-shot analysis figure provided in an embodiment of the present invention；
Fig. 6: being spark source single-shot analysis figure provided in an embodiment of the present invention；
Fig. 7: being controlled source single-shot analysis figure provided in an embodiment of the present invention；
Fig. 8: the spectrum analysis figure of window when being 450-750ms provided in an embodiment of the present invention；
Fig. 9: the spectrum analysis figure of window when being 800-1200ms provided in an embodiment of the present invention；
Figure 10: being Analysis signal-to-noise ratio (SNR) figure provided in an embodiment of the present invention；
Figure 11: being the imaging effect figure of portable broadband impact origin provided in an embodiment of the present invention.
In figure: carrier frame 1, motor reducer 11, control assembly 10, the first sprocket wheel 3, rail brackets 5, the second sprocket wheel 8,
Chain 6, through-hole 13, rear wheel 1, front vehicle wheel 12, first bearing seat 14, second bearing seat 7, vertical bar 51, cross bar 52, is slided hammer body 4
Race 53, pulley 41 hit column 42, promote block 43, cavity 431, chain block 61.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with the drawings and specific embodiments, but
Be it will be understood to those of skill in the art that it is following described embodiments are some of the embodiments of the present invention, rather than it is whole
Embodiment is merely to illustrate the present invention, and is not construed as limiting the scope of the invention.Based on the embodiments of the present invention, ability
Domain those of ordinary skill every other embodiment obtained without making creative work, belongs to guarantor of the present invention
The range of shield.The person that is not specified actual conditions in embodiment, carries out according to conventional conditions or manufacturer's recommended conditions.Agents useful for same
Or production firm person is not specified in instrument, is the conventional products that can be obtained by commercially available purchase.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment 1
A kind of portable broadband impact origin for seismic prospecting that the embodiment of the present invention 1 provides, please refers to Fig. 1 institute
Show, including carrier frame 1,1 bottom of carrier frame is connected with several wheels for keeping carrier frame 1 to balance；On carrier frame 1
It is connected with motor reducer 11；The control assembly 10 being electrically connected on carrier frame 1 with motor reducer 11；Turn on carrier frame 1
Dynamic to be connected with the first sprocket wheel 3,11 output end of motor reducer drives the rotation of the first sprocket wheel 3；Pass through screw connection on carrier frame 1
There are rail brackets 5, rail brackets 5 are through to 1 bottom of carrier frame；Rail brackets 5 are rotatably connected to close to the position on top
Two sprocket wheels 8, chain 6 is arranged on the first sprocket wheel 3, and the first sprocket wheel 3 drives the rotation of the second sprocket wheel 8 by chain 6；Rail brackets 5
Upper vertical direction slidably connects hammer body 4；Chain 6 passes through the engaging component that can be automatically separated and hammer body 4 is driven to slide；Carrier frame
The through-hole 13 passed through for hammer body 4 is provided on 1.
It should be noted that 4 bottom of hammer body is connected with and hits column 42, the height of hammer body is lengthened, while reducing hammering area, is made
Hammer body can smoothly be fallen on hammer point when falling in the case where not departing from rail brackets；Control assembly includes and decelerating through motor
The battery and control panel of mechatronics；Motor reducer, control panel and motor reducer use different connection types,
Accumulator output end connects the input terminal of control panel power elements, and control panel output end connects the input terminal of motor reducer；
When in use, the rotation of motor reducer output end is controlled by control panel, the rotation of motor reducer output end drives first turn
Axis rotation, first rotating shaft rotation drive the rotation of the first sprocket wheel, and the rotation of the first sprocket wheel drives chain rotation, and chain rotation then passes through
Engaging component drives hammer body to move upwards, and when hammer body moves upward to setting position along rail brackets, engaging component divides automatically
From column hammering hammer point is hit in hammer body free-falling, hammer body bottom, completes hammering, the configuration of the present invention is simple dismounts convenient carrying
It is convenient, and the seismic data of high-quality can be obtained, energy, frequency, signal-to-noise ratio etc. have all reached urban underground space earthquake
Survey acquisition requirement；It is avoided that the destruction to environment, reduces influence of the construction to people's life, production as far as possible, be one
Kind environment-friendly type focus.
Preferably, wheel includes two rear wheels 1 and two front vehicle wheels 12.Front vehicle wheel 12 uses universal wheel.Universal rotation
To flexible, change direction convenient for control in motion.
Embodiment 2
A kind of portable broadband impact origin for seismic prospecting and 1 base of embodiment that the embodiment of the present invention 2 provides
This is identical, please refers to shown in Fig. 1, Fig. 2 and Fig. 3, and there are two first bearing seats 14 for connection at the top of carrier frame 1；First sprocket wheel 3 is solid
Surely be set in first rotating shaft, the first sprocket wheel 3 be between two first bearing seats 14 and the first sprocket wheel 3 by first rotating shaft with
Two first bearing seats 14 are rotatablely connected；First rotating shaft one end is connect with 11 output end of motor reducer, and rail brackets 5 are close to top
The position two sides in portion are connected separately with second bearing seat 7, and two bearing blocks 7 are parallel to each other；It is equipped between two second bearing seats 7
Second shaft, the second both ends of the shaft are rotatablely connected with two second bearing seats 7 respectively；The fixation of second sprocket wheel 8 is set in second turn
On axis.Second sprocket wheel 8 is in right above the first sprocket wheel 3, and chain 6 and rail brackets 5 are parallel to each other, and rail brackets 5 include two
Vertical bar 51 and a cross bar 52；52 both ends of cross bar are connected at the top of two vertical bars 51 respectively；Each 51 two sides of vertical bar are respectively along perpendicular
Histogram is to being provided with pulley groove 53；4 two sides of hammer body are connected separately with the pulley 41 of several and the sliding clamping of pulley groove 53；Hammer body two
The pulley of side respectively there are four, four pulleys are in the position at hammer body side both ends two-by-two, two pulleys at every end and vertical bar
The sliding clamping of side pulley groove, each vertical bar is plugged between the pulley at the both ends of hammer body side and pulley groove and pulley slide
Clamping；It can make hammer body is stable to slide up and down.
Embodiment 3
A kind of portable broadband impact origin for seismic prospecting and 2 base of embodiment that the embodiment of the present invention 3 provides
This is identical, and difference is, please refers to shown in Fig. 4, and engaging component includes promoting block 43, and promotion block 43 is connected to hammer body 4 and leans on
The side of nearly chain 6；It promotes block 43 and is provided with the cavity 431 through top and bottom far from the side of hammer body 4, chain 6 can
It is moved up and down in cavity 431；Promote the arc that 43 bottom structure of block is in indent；Chain block is fixedly connected on chain 6
61；61 top surface of chain block is in the arcuate structure to match with promotion 43 bottom surface of block.
In use, chain rotates, move up chain block, chain block, which moves up to be exactly in, puts on block
Lower section, as chain rotates, chain block is bonded with block is promoted to push up hammer body, and hammer body will slide into top
When, due to promoting the radian that stop bottom is indent, chain is continued to rotate, and chain block is rotated to rotation at the top of the second sprocket wheel
In the process, chain block is deviated along the second sprocket wheel rotation direction and is gradually separated with promotion block, thus under hammer body freedom is downward
It falls.
Embodiment 4
A kind of portable broadband impact origin for seismic prospecting that the embodiment of the present invention 4 provides, please refers to figure figure
5, shown in Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10 and Figure 11, area is studied in Shengli Oil Field, comparison our company is researched and developed portable
The effect of broadband impact origin, controlled source and spark source, specific shooting parameter are as follows: the scan frequency of controlled source
8-96Hz, sweep time be 12 seconds, power output 70%, 40000 joules of spark source energy, portable broadband impact origin
Weight 150kg；Parameter: 1, node wave detector arrangement is received, 1 meter of road spacing, 1000 receive.
Fig. 5, Fig. 6 and Fig. 7 are the single-shot data of portable broadband impact origin, electric spark and controlled source.Frequency spectrum point
Analysis effect shows that the dominant frequency of spark source is 27Hz, bandwidth 0-140Hz, controlled source in window when Fig. 8 data 450-750ms
Dominant frequency be 13Hz (surface wave), bandwidth 0-84Hz, the dominant frequency of portable broadband impact origin is 27Hz (surface wave), bandwidth 0-
170Hz.The dominant frequency of spark source is 22Hz, bandwidth 0-76Hz, the dominant frequency of controlled source in window when Fig. 9 data 800-1200ms
It is 22Hz, bandwidth 2-55Hz, the dominant frequency of portable broadband impact origin is 22Hz, bandwidth 0-150Hz.From the above analysis may be used
See, frequency of seismic wave height, the bandwidth of spark source excitation, but the reflected energy decrease that 800ms or less is relatively deep, high frequency
Noise is obvious；Controlled source and portable broadband impact origin earthquake-wave-exciting frequency band difference are small.Figure 10 is noise score
Analyse comparison diagram.Figure 11 is the imaging effect figure of portable broadband impact origin.
From above-mentioned analysis: 1, controlled source energy is high, and construction efficiency is high, is suitable for flat road surface, but excite
Frequency is lower；2, electric spark stimulating frequency is high, but construction efficiency is low, and energy is on the weak side；3, portable broadband impact origin construction
Efficiency is higher, obtains qualified seismic data, and energy, frequency, signal-to-noise ratio etc. have all reached acquisition and required；Continuous measurement, single-shot
The consistency of data energy and frequency range is good, and reflection line-ups are clear, continuous, and frequency range is wide, and signal-to-noise ratio is good.Energy of the present invention
It enough realizes, adopt a split structure, carrier frame, rail brackets are detachable；2, backing plate retinue is realized, backing plate uses parallel rod
Mechanism has brake function, improves locking effect, and at work, backing plate can be such that two tires lift slightly, make the big portion of complete machine
Sub-prime amount acts on backing plate, preferably increases the degree of coupling between backing plate and ground；3, control mode flexible choice, local control,
Long-range line traffic control or remote control；4, single Trigger Function is automatically stopped after hammering is primary；5, directive wheel, directional wheel can be adjusted according to demand
Whole wheel footpath improves handling capacity to adapt to different surface conditions；6, hammer body can suitably shorten, and increase hammer in a certain range
The falling bodies stroke of body；7, the clump weight of a variety of weight is optional；7, the seismic data of high-quality, energy, frequency, signal-to-noise ratio etc. are obtained
The requirement of urban underground space seismic acquisition is all reached；8, it is avoided that the destruction to environment, reduces construction as far as possible
Influence to people's life, production, is a kind of environment-friendly type focus.
The present invention is not limited to above-mentioned optional embodiment, anyone can show that other are various under the inspiration of the present invention
The product of form, however, make any variation in its shape or structure, it is all to fall into the claims in the present invention confining spectrum
Technical solution, be within the scope of the present invention.
Claims (10)
1. a kind of portable broadband impact origin for seismic prospecting, which is characterized in that including carrier frame, the chassis
Base of frame is connected with several wheels for keeping the carrier frame balance；Decelerating through motor is connected on the carrier frame
Machine；On the carrier frame with the control assembly of the decelerating through motor mechatronics；
The first sprocket wheel is rotatably connected on the carrier frame, the motor reducer output end is able to drive the first chain rotation
It is dynamic；Dismountable rail brackets are connected on the carrier frame vertically, the rail brackets are through to the carrier frame bottom
Portion；The rail brackets are rotatably connected to the second sprocket wheel close to the position on top, are arranged with chain on first sprocket wheel, described
First sprocket wheel can be rotated by the second sprocket wheel described in chain-driving；
Vertical direction slidably connects hammer body on the rail brackets；The chain can be by the engaging component that can be automatically separated
The hammer body is driven to slide；The through-hole passed through for the hammer body is provided on the carrier frame.
2. a kind of portable broadband impact origin for seismic prospecting according to claim 1, which is characterized in that institute
Stating wheel includes two rear wheels and two front vehicle wheels.
3. a kind of portable broadband impact origin for seismic prospecting according to claim 2, which is characterized in that institute
Front vehicle wheel is stated using universal wheel and/or the rear wheel using universal wheel.
4. a kind of portable broadband impact origin for seismic prospecting according to claim 1, which is characterized in that institute
Stating connection at the top of carrier frame, there are two first bearing seats；The first sprocket wheel fixation is set in first rotating shaft, and described first
Sprocket wheel is between two first bearing seats and first sprocket wheel is rotated by first rotating shaft and two first bearing seats
Connection；Described first rotating shaft one end is connect with the motor reducer output end.
5. a kind of portable broadband impact origin for seismic prospecting according to claim 1, which is characterized in that institute
It states rail brackets and is connected separately with second bearing seat close to the position two sides at top, two bearing blocks are parallel to each other；Two
The second shaft is equipped between the second bearing seat, second both ends of the shaft connects with two second bearing seat rotations respectively
It connects；The second sprocket wheel fixation is set in second shaft.
6. a kind of portable broadband impact origin for seismic prospecting according to claim 1, which is characterized in that institute
The second sprocket wheel is stated to be in right above first sprocket wheel.
7. a kind of portable broadband impact origin for seismic prospecting according to claim 1, which is characterized in that institute
It states chain and the rail brackets is parallel to each other.
8. a kind of portable broadband impact origin for seismic prospecting according to claim 1, which is characterized in that institute
Stating rail brackets includes two vertical bars and a cross bar；The cross bar both ends are connect at the top of two vertical bars respectively；Each
The vertical bar two sides are provided with pulley groove along the vertical direction respectively；The hammer body two sides are connected separately with several and the pulley groove
Slide the pulley of clamping.
9. a kind of portable broadband impact origin for seismic prospecting according to claim 1, which is characterized in that institute
It states hammer body bottom and is connected with and hit column.
10. a kind of portable broadband impact origin for seismic prospecting according to claim 1, which is characterized in that
The engaging component includes promoting block, and the promotion block is connected to the hammer body close to the side of the chain；It is described to mention
Upshift block is provided with the cavity through top and bottom far from the side of the hammer body, and the chain can be in the cavity up and down
It is mobile；It is described to promote the arc that stop bottom structure is in indent；Chain block is fixedly connected on the chain；The chain gear
Block top surface is in the arcuate structure to match with the promotion block bottom surface.
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| CN201910690932.6A CN110361776A (en) | 2019-07-29 | 2019-07-29 | A kind of portable broadband impact origin for seismic prospecting |
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| CN201910690932.6A CN110361776A (en) | 2019-07-29 | 2019-07-29 | A kind of portable broadband impact origin for seismic prospecting |
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| US5483026A (en) * | 1994-02-24 | 1996-01-09 | The United States Of America As Represented By The Secretary Of The Interior | Rotary seismic shear-wave source |
| CN202886617U (en) * | 2012-11-14 | 2013-04-17 | 中国地震局工程力学研究所 | Semi-automatic artificial seismic source device for superficial geophysical exploration |
| CN203101657U (en) * | 2012-12-25 | 2013-07-31 | 保定北奥石油物探特种车辆制造有限公司 | Device for lifting and automatically releasing hammer body of drop hammer vibration source |
| CN204314477U (en) * | 2014-12-30 | 2015-05-06 | 中国石油化工股份有限公司 | The semi-automatic hammering seismic source apparatus of a kind of shallow seismic exploration |
| CN105116438A (en) * | 2015-10-03 | 2015-12-02 | 北京普飞航地科技有限公司 | Automatic continuous seismic method seismic source |
| CN206281983U (en) * | 2016-11-09 | 2017-06-27 | 保定北奥石油物探特种车辆制造有限公司 | A kind of vehicular is dropped hammer seismic exploration seismic source |
-
2019
- 2019-07-29 CN CN201910690932.6A patent/CN110361776A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5483026A (en) * | 1994-02-24 | 1996-01-09 | The United States Of America As Represented By The Secretary Of The Interior | Rotary seismic shear-wave source |
| CN202886617U (en) * | 2012-11-14 | 2013-04-17 | 中国地震局工程力学研究所 | Semi-automatic artificial seismic source device for superficial geophysical exploration |
| CN203101657U (en) * | 2012-12-25 | 2013-07-31 | 保定北奥石油物探特种车辆制造有限公司 | Device for lifting and automatically releasing hammer body of drop hammer vibration source |
| CN204314477U (en) * | 2014-12-30 | 2015-05-06 | 中国石油化工股份有限公司 | The semi-automatic hammering seismic source apparatus of a kind of shallow seismic exploration |
| CN105116438A (en) * | 2015-10-03 | 2015-12-02 | 北京普飞航地科技有限公司 | Automatic continuous seismic method seismic source |
| CN206281983U (en) * | 2016-11-09 | 2017-06-27 | 保定北奥石油物探特种车辆制造有限公司 | A kind of vehicular is dropped hammer seismic exploration seismic source |
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Application publication date: 20191022 |