CN106019363A - Piezoelectric swamp detector - Google Patents
Piezoelectric swamp detector Download PDFInfo
- Publication number
- CN106019363A CN106019363A CN201610356257.XA CN201610356257A CN106019363A CN 106019363 A CN106019363 A CN 106019363A CN 201610356257 A CN201610356257 A CN 201610356257A CN 106019363 A CN106019363 A CN 106019363A
- Authority
- CN
- China
- Prior art keywords
- shell
- detector
- piezo
- cymoscope
- adapter sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- G01V1/16—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
Abstract
The invention discloses a piezoelectric swamp detector, which comprises ceramic sheets (10), weight bodies (11), a movement shell (6), and a detector shell with sealed waterproof effect. The movement shell (6) is arranged in the detector shell. A copper substrate conducted with the movement shell (6) is installed inside the movement shell (6). The ceramic sheets (10) are attached to both the upper and lower surfaces of the copper substrate. The ceramic sheets (10) on the two surfaces are both provided with the weight bodies (11). A circuit board (12) is arranged on the movement shell (6), and an adapter board (14) is arranged on the circuit board (12). A transmission line (1) with a sealing rubber sleeve (2) is introduced out of the upper end of the detector shell, and a tail vertebra is installed on the lower end of the detector shell. The detector has a good long-time waterproof function, thus prevents leakage phenomena when the detector conducts construction work in waters for a long time, and fully meets the requirements of the detector for construction work in swamp waters. Besides, the detector is small in size, good in grounding effect and convenient for construction work.
Description
Technical field
The invention belongs to piezoelectric seismometer field, relate to a kind of piezo-electric type marsh geophone.
Background technology
During the operation in the wild of the cymoscope of earthquake physical prospecting, various surface conditions can be run into, the most just have and want
In the situation of waters construction operation, owing to waters construction operation is very inconvenient, be therefore not suitable for combination
String uses, and reasonable method is to use single cymoscope only to use, simultaneously as make in water
With cymoscope, it is desirable to cymoscope itself has good water-proof function.Water is a kind of well machinery filter
Wave attenuators, suppresses the most by force attenuation to having from the sound wave in space and the face ripple on earth's surface, and
Water does not has shearing wave.Therefore, cymoscope is affected by mechanical disturbance in water and is obtained than the least
Many, cymoscope in water by electromagnetic interference influence more eager to excel in whatever one does than mechanical disturbance is affected, should take good
Earthing mode, and waters, marsh requires cymoscope to have volume little, lightweight and top outlet method.But
Various single current piezo-electric type cymoscope, when palustrine, all also exists respective deficiency.
1. Chinese patent ZL 201320714341.6 discloses a kind of column type land piezoelectric geophone, although
This cymoscope is also single piezo-electric type cymoscope, but this cymoscope is to waterproof less demanding, the suitableeest
Closing land occasion, even if during infiltration, the depth of water and water invades the bubble time to be desirable that relatively low, and is not suitable with
In deep water, the long period invades bubble.The most just cannot meet the use requirement under the water environment of various marshes, with
Time there is no good Grounding, not good enough to electromagnetic interference inhibition.
2. Chinese patent ZL 201320713509.1 discloses a kind of multi-functional land piezoelectric geophone, this
Planting cymoscope is also to be suitable for land to use, and is not suitable for waters, marsh and uses, the most this cymoscope
Have employed two cassette mechanism structures so that volume becomes big, have employed again side outlet method, all inconvenience and exist
Waters construction operation, this is also that this cymoscope fails to be generalized to the main cause that waters, marsh uses.
In sum, although above-mentioned two kinds of cymoscopes are all single piezo-electric type cymoscopes, but the most unresolved
In water long time invade the problem of bubble, this will cause the leaky of cymoscope to occur, cause cymoscope without
Method normally works in water, there is also that cymoscope ground connection is bad, volume big and side outlet is inconvenient simultaneously
The problems such as construction operation, limit this kind of cymoscope and apply in bog water.
Summary of the invention
The present invention is to solve above-mentioned technical problem, it is provided that a kind of volume is little, outlet convenient, water proofing property
The piezo-electric type marsh geophone that energy is good, it is adaptable to use in waters, marsh.
The present invention is to be achieved through the following technical solutions:
A kind of piezo-electric type marsh geophone, including potsherd, balance weight body, core shell with to have sealing anti-
The cymoscope housing of water effect, cymoscope enclosure interior is provided with core shell, inside described core shell
The copper base turned on it is installed, the upper and lower surface of copper base all posts potsherd, double-surface ceramics sheet
On be equipped with balance weight body, core shell is provided with circuit board, circuit board is provided with keyset, detection
Device housing upper end leads to the transmission line with seal rubber sleeve, and lower end is provided with caudal vertebra.
Described cymoscope housing includes case lid, adapter sleeve and casing base；Casing base lower end is provided with tail
Vertebra, upper end is provided with adapter sleeve, and casing base and adapter sleeve junction are provided with " O " RunddichtringO, connect
Set upper side is provided with case lid, and case lid is sealed by radially " O " RunddichtringO with being connected inner room.
Described case lid is fixed by compressing member with adapter sleeve.
Transmission line is drawn in described case lid upper end, is provided with seal rubber sleeve between transmission line and case lid,
From with "O"-ring on seal rubber sleeve endoporus, also with "O"-ring on seal rubber sleeve external diameter.
Described core shell, casing base and caudal vertebra uses metal to make.
Threaded by between adapter sleeve and casing base of described " O " RunddichtringO.
Described core shell, double-surface ceramics sheet, balance weight body and circuit board composition core body, core body
Being arranged on bearing bracket stand by swivel bearing, bearing bracket stand is arranged on the support of bearing by swivel bearing, axle
Hold support and be provided with bracket cover, between the support of bearing and bearing bracket stand, be provided with damping fluid.
Compared with prior art, the present invention has a following useful technique effect:
1. water resistance is good: owing to taking to optimize design in structure, tailor for its structural requirement,
And ensured on processing and fabricating so that this cymoscope have good long time water-proof function, thus
Prevent the cymoscope leaky that construction operation produces when waters is long, fully meet cymoscope in natural pond
The requirement of waters, pool construction operation.
2. connect the most effective: employing connects mode on the spot and has two benefits, and one is to have when running into thunderbolt
Good ground connection can prevent the device in detector system from directly being damaged；After two are copper base reality ground connection,
Double-surface ceramics sheet can be made to form good symmetry, thus form good matching effect with double difference circuit,
Ensure that the balance and stability degree of Mechatronic Systems is greatly enhanced, and make system have higher common mode rejection ratio,
Suppression electromagnetic interference is played good protective action.
3. construction operation is convenient.Owing to have employed a double-surface ceramics chip architecture so that cymoscope movement
Volume has diminished a lot, and weight also mitigates much, adds and uses top outlet, and lower water conservancy project tool is easy to system
Make, be especially suitable for waters, cymoscope marsh construction operation.Solve other type of cymoscope to be difficult in natural pond
Waters, a pool construction operation difficult problem.
Accompanying drawing explanation
The piezo-electric type marsh geophone structural representation that Fig. 1 provides for the present invention；
The another structural representation of piezo-electric type marsh geophone that Fig. 2 provides for the present invention.
Wherein, 1 is transmission line；2 is seal rubber sleeve；3 is case lid；4 is that radially " O " type seals
Circle；5 is adapter sleeve；6 is core shell；7 is " O " RunddichtringO；8 is casing base；9 is caudal vertebra；
10 is potsherd；11 is balance weight body；12 is circuit board；13 is housing pin；14 is keyset；15
For core body；16 is bearing bracket stand；17 is swivel bearing；18 is damping fluid；19 is bracket cover；20 are
The support of bearing；21 is swivel bearing.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in further detail, described in be to the present invention
Explanation rather than restriction.
See Fig. 1, a kind of piezo-electric type marsh geophone, including potsherd 10, balance weight body 11, movement outside
Shell 6 and the cymoscope housing with sealed waterproof effect, cymoscope enclosure interior is provided with core shell 6,
Described core shell 6 is internally installed the copper base turned on it, and the upper and lower surface of copper base all pastes
There is potsherd 10, double-surface ceramics sheet 10 is equipped with balance weight body 11, core shell 6 is provided with circuit
Plate 12, circuit board 12 is provided with keyset 14, and cymoscope housing upper end leads to seal rubber sleeve
The transmission line 1 of 2, lower end is provided with caudal vertebra 9.
Concrete, described cymoscope housing includes case lid 3, adapter sleeve 5 and casing base 8；Casing base
8 lower ends are provided with caudal vertebra 9, and upper end is provided with adapter sleeve 5, and casing base 8 is provided with adapter sleeve 5 junction
" O " RunddichtringO 7, adapter sleeve 5 upper end is provided with case lid 3, logical between case lid 3 and adapter sleeve 5
Cross radially " O " RunddichtringO 4 to seal.Described case lid 3 compresses spiral shell with adapter sleeve 5 by four
Silk 13 is fixed.Transmission line 1 is drawn in described case lid 3 upper end, sets between transmission line 1 and case lid 3
It is equipped with seal rubber sleeve 2, certainly with "O"-ring on seal rubber sleeve 2 endoporus, on seal rubber sleeve 2 external diameter also
With "O"-ring.
Wherein, described " O " RunddichtringO 7 is by the screw thread between adapter sleeve 5 and casing base 8 even
Connect.
It should be noted that described core shell 6, casing base 8 and caudal vertebra 9 use metal to make.
This piezo-electric type marsh geophone, it is a kind of single piezo-electric type marsh geophone, and this is a kind of main
For the cymoscope in waters, marsh, each water inlet link has been made rational waterproofing design by this cymoscope,
This cymoscope is total enters water approach everywhere, at the endoporus of seal rubber sleeve 2 and external diameter two, is shell at another two
Sealing between housing 8 and adapter sleeve 5, the sealing between case lid 3 and adapter sleeve 5.Seal rubber sleeve
The waterproof effect being to be played sealing by the "O"-ring carried on seal rubber sleeve 2 endoporus between 2.Close
Sealing is overlapped on 2 external diameters also from "O"-ring.Sealing between seal rubber sleeve 2 and case lid 3,
It it is to be closely cooperated the radial interference tension force produced by transmission line 1 and seal rubber sleeve 2 so that seal rubber sleeve
2 radially become big.Producing sealing effectiveness, thus reach cymoscope end sealing effect, radially " O " type is close
Seal 4 is to seal coordinating between case lid 3 and adapter sleeve 5, tightens 4 housing pins simultaneously
13, so ensure fitted seal invariant position, just can reach sealing waterproof action, " O " RunddichtringO 7
Threaded by between adapter sleeve 5 and casing base 8, compresses " O " RunddichtringO 7, plays even
Sealing between female connector 5 and casing base 8.In order to reach potsherd, copper base have good connecing to imitate on the spot
Really, this detector structure uses a double-surface ceramics sheet, and allow potsherd copper base directly with gold
The core shell 6 belonged to turns on, by the core shell 6 of metal and the casing base 8 of metal and the tail of metal
Vertebra 9 accesses the earth, has reached earthing effect.Owing to this cymoscope is only with a double-surface ceramics sheet
Cassette mechanism structure, this volume allowing for cymoscope self diminishes, and weight is the lightest, and top outlet,
Meet very much the job execution of waters, marsh.
Further, see Fig. 2, owing to this swamp type cymoscope of the present invention is a kind of compressional wave type inspection
Ripple device, this cymoscope requires that during construction operation cymoscope should keep vertical closing as far as possible with the earth
System, only in this way cymoscope can be only achieved high compressional wave energy and the low distortion factor of receiving, and marsh detection
State after device enters water is uncontrollable.It is therefore desirable to there is a kind of device, no matter cymoscope enters water
After whether the most vertical with the earth, it can adjust so that cymoscope is with the most vertical, here it is double Hooke's joint
Structure, is shown in double universal schematic diagram 2, adds this structure, both maintained original marsh geophone existing
Advantage, compensate for again receiving, because of vertically bring, the deficiency that energy reduces and the distortion factor increases, be a kind of
The relatively structural models of comprehensive and reasonable.
Concrete, described core shell 6, double-surface ceramics sheet 10, balance weight body 11 and circuit board 12
Composition core body 15, core body 15 is arranged on bearing bracket stand 16 by swivel bearing 17, bearing bracket stand 16
Being arranged on the support of bearing 20 by swivel bearing 21, the support of bearing 20 is provided with bracket cover 19, axle
Hold and between support 20 and bearing bracket stand 16, be provided with damping fluid 18.
The operation principle of core body is shown in Fig. 2 operation principle:
When tail cone 9 inserts earth's surface, during as occurred tilting forward and back, swivel bearing 21 works, and tilting
Being adjusted to level, when occurring tilting, swivel bearing 17 works, and inclination is adjusted to level, so that
Cymoscope when any inclined position, double universal all can core body 15 be adjusted to the earth the most vertical, damping fluid
18 is so that bearing bracket stand 16 and core body 15 no longer produce swing after returning to horizontal level so that machine
Core body 15 is in not fluctuation status, and damping fluid 18 also plays a part to absorb clutter simultaneously.
The present invention relates to single piezo-electric type marsh geophone of a kind of earthquake physical prospecting, it has following useful
Effect:
1. water resistance is good: owing to taking to optimize design in structure, tailor for its structural requirement,
And ensured on processing and fabricating so that this cymoscope have good long time water-proof function, thus
Prevent the cymoscope leaky that construction operation produces when waters is long, fully meet cymoscope in natural pond
The requirement of waters, pool construction operation.
2. connect the most effective: employing connects mode on the spot and has two benefits, and one is to have when running into thunderbolt
Good ground connection can prevent the device in detector system from directly being damaged；After two are copper base reality ground connection,
Double-surface ceramics sheet can be made to form good symmetry, thus form good matching effect with double difference circuit,
Ensure that the balance and stability degree of Mechatronic Systems is greatly enhanced, and make system have higher common mode rejection ratio,
Suppression electromagnetic interference is played good protective action.
3. construction operation is convenient.Owing to have employed a double-surface ceramics chip architecture so that cymoscope movement
Volume has diminished a lot, and weight also mitigates much, adds and uses top outlet, and lower water conservancy project tool is easy to system
Make, be especially suitable for waters, cymoscope marsh construction operation.Solve other type of cymoscope to be difficult in natural pond
Waters, a pool construction operation difficult problem.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.One's own profession
Skilled person will appreciate that of industry, the present invention is not restricted to the described embodiments, above-described embodiment and explanation
The principle that the present invention is simply described described in book, without departing from the spirit and scope of the present invention,
The present invention also has various changes and modifications, and these changes and improvements both fall within claimed invention model
In enclosing.Claimed scope is defined by appending claims and equivalent thereof.
Claims (7)
1. a piezo-electric type marsh geophone, it is characterised in that include potsherd (10), balance weight body (11),
Core shell (6) and have the cymoscope housing of sealed waterproof effect, cymoscope enclosure interior is provided with movement
Shell (6), described core shell (6) is internally installed the copper base turned on it, copper base upper
All post potsherd (10) on lower two sides, double-surface ceramics sheet (10) is equipped with balance weight body (11), machine
It is provided with circuit board (12) on core housing (6), circuit board (12) is provided with keyset (14), inspection
Ripple device housing upper end leads to the transmission line (1) with seal rubber sleeve (2), and lower end is provided with caudal vertebra (9).
Piezo-electric type marsh geophone the most according to claim 1, it is characterised in that described detection
Device housing includes case lid (3), adapter sleeve (5) and casing base (8)；Casing base (8) lower end is installed
Having caudal vertebra (9), upper end is provided with adapter sleeve (5), and casing base (8) sets with adapter sleeve (5) junction
There are " O " RunddichtringO (7), adapter sleeve (5) upper end that case lid (3), case lid (3) are installed
And sealed by radially " O " RunddichtringO (4) between adapter sleeve (5).
Piezo-electric type marsh geophone the most according to claim 2, it is characterised in that described housing
Lid (3) is fixed by compressing member with adapter sleeve (5).
Piezo-electric type marsh geophone the most according to claim 2, it is characterised in that described housing
Transmission line (1) is drawn in lid (3) upper end, is provided with fluid sealant between transmission line (1) and case lid (3)
Set (2), certainly with "O"-ring on seal rubber sleeve (2) endoporus, on seal rubber sleeve (2) external diameter also
With "O"-ring.
Piezo-electric type marsh geophone the most according to claim 2, it is characterised in that described movement
Shell (6), casing base (8) and caudal vertebra (9) use metal to make.
Piezo-electric type marsh geophone the most according to claim 2, it is characterised in that described " O "
Threaded by between adapter sleeve (5) and casing base (8) of RunddichtringO (7).
Piezo-electric type marsh geophone the most according to claim 1 and 2, it is characterised in that described
Core shell (6), double-surface ceramics sheet (10), balance weight body (11) and circuit board (12) composition movement
Body (15), core body (15) is arranged on bearing bracket stand (16) by swivel bearing (17), bearing bracket stand
(16) being arranged on the support of bearing (20) by swivel bearing (21), the support of bearing sets on (20)
There is bracket cover (19), between the support of bearing (20) and bearing bracket stand (16), be provided with damping fluid (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610356257.XA CN106019363B (en) | 2016-05-26 | 2016-05-26 | A kind of piezo-electric type marsh geophone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610356257.XA CN106019363B (en) | 2016-05-26 | 2016-05-26 | A kind of piezo-electric type marsh geophone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106019363A true CN106019363A (en) | 2016-10-12 |
| CN106019363B CN106019363B (en) | 2018-01-23 |
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ID=57094128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610356257.XA Expired - Fee Related CN106019363B (en) | 2016-05-26 | 2016-05-26 | A kind of piezo-electric type marsh geophone |
Country Status (1)
| Country | Link |
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| CN (1) | CN106019363B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107167838A (en) * | 2017-05-25 | 2017-09-15 | 西安思坦测控技术有限公司 | A kind of land vibroseis target positioning piezo-type sensor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203465426U (en) * | 2013-08-26 | 2014-03-05 | 西安思坦仪器股份有限公司 | Piezoelectric type universal geophone |
| CN203572975U (en) * | 2013-11-11 | 2014-04-30 | 西安陆海地球物理科技有限公司 | Vibrator frame for piezoelectric acceleration detector |
| US20140305222A1 (en) * | 2013-04-10 | 2014-10-16 | Cgg Services Sa | Seismic sensor cable takeout |
| CN203981895U (en) * | 2014-07-21 | 2014-12-03 | 西安森舍电子科技有限责任公司 | A kind of marsh seismoreceiver |
| CN105607116A (en) * | 2016-03-17 | 2016-05-25 | 西安陆洲智能传感技术有限公司 | Passive piezoelectric geophone movement, and passive piezoelectric detector based on the same |
-
2016
- 2016-05-26 CN CN201610356257.XA patent/CN106019363B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140305222A1 (en) * | 2013-04-10 | 2014-10-16 | Cgg Services Sa | Seismic sensor cable takeout |
| CN203465426U (en) * | 2013-08-26 | 2014-03-05 | 西安思坦仪器股份有限公司 | Piezoelectric type universal geophone |
| CN203572975U (en) * | 2013-11-11 | 2014-04-30 | 西安陆海地球物理科技有限公司 | Vibrator frame for piezoelectric acceleration detector |
| CN203981895U (en) * | 2014-07-21 | 2014-12-03 | 西安森舍电子科技有限责任公司 | A kind of marsh seismoreceiver |
| CN105607116A (en) * | 2016-03-17 | 2016-05-25 | 西安陆洲智能传感技术有限公司 | Passive piezoelectric geophone movement, and passive piezoelectric detector based on the same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107167838A (en) * | 2017-05-25 | 2017-09-15 | 西安思坦测控技术有限公司 | A kind of land vibroseis target positioning piezo-type sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106019363B (en) | 2018-01-23 |
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Granted publication date: 20180123 |