CN2876803Y - Double testing wave detector - Google Patents
Double testing wave detector Download PDFInfo
- Publication number
- CN2876803Y CN2876803Y CN 200620025565 CN200620025565U CN2876803Y CN 2876803 Y CN2876803 Y CN 2876803Y CN 200620025565 CN200620025565 CN 200620025565 CN 200620025565 U CN200620025565 U CN 200620025565U CN 2876803 Y CN2876803 Y CN 2876803Y
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- China
- Prior art keywords
- land
- inspection
- land inspection
- rotary connector
- bracket assembly
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- Expired - Lifetime
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Abstract
The utility model discloses a double testing geophone which intends to provide a double testing geophone featuring high reliability, simple production process, simple structure, small size and good for the construction operation in the exploration. A piezoelectric sensor and an impedance matching box are connected in sequence within a housing for submarine detection, a jet molding body for submarine detection is equipped around the impedance matching box, the jet molding body for submarine detection is connected with a bottom cover for land detection as a whole, the bottom cover for land detection is equipped with a through hole with an inside 2-core connector assembly; a cylinder body for land detection has an inside gravity balancing body, both ends of the gravity balancing body are separately connected with an upper bracket assembly and a lower bracket assembly, and the gravity balancing body is equipped with a geophone core; both sides of the gravity balancing body are equipped with a first rotary connector and a second rotary connector equipped with an elastic electricity conducting pin; the upper cover for land detection has a through hole with an inside 4-core connector assembly; the end part of the upper cover for land detection is connected with a locking bolt. The geophone simplifies the product assembling process and improves the reliability of the product.
Description
Technical field
The utility model relates to a kind of seismic event receiving trap that is used for the marine site oil seismic exploration, in particular, relates to a kind of receiving trap that can detect water and surface seismic ripple.
Background technology
Seismoreceiver is a kind of seismic event receiving trap that is used for oil seismic exploration.It is divided into land inspection wave detector and water is examined two kinds in wave detector.Since the principle of work difference of two kinds of wave detectors, the different in kind of reception seismic event.At present, in order farthest to keep significant wave, filtering influences the interference wave composition of data interpretation, thereby improves the seismic data interpretation precision, for petroleum prospecting provides the high-quality well location, water is examined wave detector and the land inspection wave detector formation dual sensor that combines.This kind dual sensor is in order to ensure the transmission of water inspection signal, and water inspection gap bridge cable is drawn in water inspection part injection molding body, and a part imports land inspection upper cover injection molding body again and is connected with outgoing cable in inspection cylindrical shell outside, land.Because the remittance position of cable relates to wire bonds, operations such as injection moulding are the weak links in the process of producing product, have reduced reliability of products, have strengthened difficulty of processing, complex manufacturing.And this section gap bridge cable is exposed to outside the product main body, has strengthened the product design size, also in use causes damage easily.And in order to satisfy the needs that land inspection part signal transmits, bracket and bearing, bottom bracket and the bearing thereof at gravitational equilibrium body two ends can not adopt unified specification, have increased production cost, complex structure.Because the double transmission conductor of doing land inspection signal of gravitational equilibrium body makes it impact seismic signal with respect to parameters such as the specific inductive capacity between land inspection cylindrical shell, insulation resistance, electric capacity, has reduced the seismic signal quality.
The utility model content
The utility model is in order to overcome weak point of the prior art, a kind of reliability height to be provided, and production technology is simple, and is simple in structure, and physical dimension is little, helps exploring the dual sensor of construction operation.
The utility model is achieved through the following technical solutions:
A kind of dual sensor, piezoelectric sensor, impedance matching box connect successively in water inspection shell, be provided with the elasticity obturator around the described piezoelectric sensor, be provided with water inspection injection molding body around the impedance matching box, it is characterized in that, described water inspection injection molding body and land inspection capping down link into an integrated entity, and described land inspection lower seal covers and is provided with through hole, and described through hole internal fixation has two core connectors; Be provided with the gravitational equilibrium body in the land inspection cylindrical shell under the inspection of land between capping and the land inspection upper cover, the two ends of described gravitational equilibrium body are connected with the bracket assembly with lower bracket assembly respectively, are fixed with detector core body on the described gravitational equilibrium body; Described lower bracket assembly comprises bottom bracket, described bottom bracket be provided with conducting slip ring, with corresponding axis hole in gravitational equilibrium axon footpath and bearing, described bracket assembly comprises bracket, described bracket be provided with conducting slip ring, with corresponding axis hole in gravitational equilibrium axon footpath and bearing; Described gravitational equilibrium body both sides are fixed with first rotary connector and second rotary connector respectively, are respectively arranged with on described first rotary connector and second rotary connector and the corresponding elastic conduction contact pilotage of conducting slip ring; Land inspection upper cover and land inspection capping are down fixed with land inspection cylindrical shell respectively, and described land inspection upper cover is provided with through hole, and described through hole internal fixation has the four-core connector; Described land inspection upper cover end is connected with clamping screw; The signal wire of described impedance matching box is connected with the outgoing cable that passes clamping screw through the conducting slip ring on two core connectors, the lower bracket assembly, the elastic conduction contact pilotage on first rotary connector, the conductive contact pin on second rotary connector, the conducting slip ring on the bracket assembly, four-core connector successively; Conducting slip ring, the four-core connector of signal wire on the conductive contact pin on second rotary connector, bracket assembly of described land inspection core body is connected with the outgoing cable that passes clamping screw.
Be respectively arranged with O-ring seal between described land inspection capping down, land inspection upper cover and the land inspection cylindrical shell.
Described land inspection capping down, land inspection upper cover are examined between the cylindrical shell with the land and are connected by gib screw respectively.
The utlity model has following technique effect:
1. owing to adopt rotary connector to realize the transmission of signal, the diameter of axle of having unified gravitational equilibrium body two ends, the specification of having unified upper and lower carriage and bearing thereof, for contact assembly except former land inspection part, replace except the gap bridge cable, simplify the product packaging technology, improved reliability of products, helped the production of product.And, simple in structure.
2. because the no longer double transmission conductor of doing land inspection signal of gravitational equilibrium body makes it no longer impact seismic signal with respect to parameters such as the specific inductive capacity between land inspection cylindrical shell, insulation resistance, electric capacity, improved the seismic signal quality.
3. owing to removed the gap bridge cable, the physical dimension of product has been reduced about 20%, prevent from the damage that causes in the use to help exploring construction operation.
Description of drawings
Fig. 1 is the cut-open view of the utility model dual sensor;
Fig. 2 is the synoptic diagram of bracket assembly;
Fig. 3 is the structural representation of second rotary connector.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in detail.
Fig. 1 is the cut-open view of the utility model dual sensor, piezoelectric sensor 13, impedance matching box 2 connect successively in water inspection shell 17, be provided with elasticity obturator 1 around the piezoelectric sensor 13, be provided with water inspection injection molding body 14 around the impedance matching box, water inspection injection molding body 14 is examined down with the land, and capping 16 links into an integrated entity, land inspection lower seal covers and is provided with through hole, and the through hole internal fixation has two core connectors 3.Be provided with gravitational equilibrium body 19 in the land inspection cylindrical shell 18 under the inspection of land between capping and the land inspection upper cover 22, the two ends of gravitational equilibrium body are connected with bracket assembly 23 with lower bracket assembly 20 respectively, are fixed with detector core body 7 on the gravitational equilibrium body.The gravitational equilibrium body is half cylindrical metal entity, and center of gravity is by following.Fig. 2 is the synoptic diagram of bracket assembly, and described bracket assembly 23 comprises bracket 26, bracket be provided with conducting slip ring 25, with gravitational equilibrium axon footpath 31 corresponding axis hole 28 and bearings 27.Extension line 24 is connected with conducting slip ring 25.The structure of the structure of lower bracket assembly and bracket assembly is basic identical, comprise bottom bracket, bottom bracket be provided with conducting slip ring, with corresponding axis hole in gravitational equilibrium axon footpath and bearing, it is the quantity difference of conducting slip ring, determine according to actual needs, bottom bracket is provided with 2 conducting slip rings in the present embodiment, and bracket is provided with 4 conducting slip rings.Gravitational equilibrium body both sides are fixed with first rotary connector 6 and second rotary connector 8 respectively, Fig. 3 is the structural representation of second rotary connector, second rotary connector be provided with bracket on the corresponding elastic conduction contact pilotage 29 of conducting slip ring, the quantity of conducting slip ring is consistent on the quantity of elastic conduction contact pilotage and the bracket, is 4.Extension line 30 is connected with elastic conduction contact pilotage 29.The structure of first rotary connector is identical with second rotary connector, first rotary connector be provided with bottom bracket on the corresponding elastic conduction contact pilotage of conducting slip ring, the quantity of elastic conduction contact pilotage is consistent with the quantity of conducting slip ring, is 2, to ensure the transmission of detection signal.Land inspection upper cover 22 and land inspection capping 16 down are fixing by gib screw 9,4 and land inspection cylindrical shell 18 respectively.Land inspection upper cover is provided with through hole, and the through hole internal fixation has four-core connector 10, and inspection upper cover end, land is connected with clamping screw 11.The signal that piezoelectric sensor 13 detects passes to impedance matching box 2, and the signal wire 15 of impedance matching box is connected through the conducting slip ring on two core connectors 3, the lower bracket assembly, the elastic conduction contact pilotage on first rotary connector, the conductive contact pin 29 on second rotary connector, conducting slip ring 25, the four-core connector 10 on the bracket assembly and the outgoing cable 12 that passes clamping screw successively.Conducting slip ring, the four-core connector of signal wire on the conductive contact pin on second rotary connector, bracket assembly of land inspection core body is connected with the outgoing cable that passes clamping screw.
In order to improve sealing, be respectively arranged with O- ring seal 5,21 between land inspection capping down, land inspection upper cover and the land inspection cylindrical shell.
Seismic signal is directly drawn by capping under the signal wire warp, be connected on the conducting slip ring of lower bracket assembly, be connected with the first rotary connector elastic conduction contact pilotage again, and be connected to gravitational equilibrium body opposite side through signal wire, with land inspection signal, be connected on the elastic conduction contact pilotage of second rotary connector, conducting slip ring, four-core connector and the outgoing cable through the bracket assembly joins again, and seismic signal is sent to register instrument.The outgoing cable bolt that is locked lock onto upper cover.The utility model is the conjugant of land inspection wave detector and two kinds of receiving traps of water inspection wave detector, because the principle of work difference of two kinds of wave detectors, receive the different in kind of seismic event, machine data can farthest keep effective seismic event information after handling as calculated, filtering influences the interference wave composition of data interpretation, thereby improve the seismic data interpretation precision, for petroleum prospecting provides the high-quality well location.And, unified upper and lower carriage and bearing specification, simplified the product packaging technology, improved reliability of products, improved the seismic signal quality.Owing to removed the gap bridge cable, the physical dimension of product has been reduced about 20%, help exploring construction operation.
Although relate to a kind of dual sensor and carried out special description disclosed with reference to embodiment, embodiment described above is illustrative and not restrictive, under the situation that does not break away from spirit and scope of the present utility model, all variations and modification are all within scope of the present utility model.
Claims (3)
1, a kind of dual sensor, piezoelectric sensor, impedance matching box connect successively in water inspection shell, be provided with the elasticity obturator around the described piezoelectric sensor, be provided with water inspection injection molding body around the impedance matching box, it is characterized in that, described water inspection injection molding body and land inspection capping down link into an integrated entity, and described land inspection lower seal covers and is provided with through hole, and described through hole internal fixation has two core connectors; Be provided with the gravitational equilibrium body in the land inspection cylindrical shell under the inspection of land between capping and the land inspection upper cover, the two ends of described gravitational equilibrium body are connected with the bracket assembly with lower bracket assembly respectively, are fixed with detector core body on the described gravitational equilibrium body; Described lower bracket assembly comprises bottom bracket, described bottom bracket be provided with conducting slip ring, with corresponding axis hole in gravitational equilibrium axon footpath and bearing, described bracket assembly comprises bracket, described bracket be provided with conducting slip ring, with corresponding axis hole in gravitational equilibrium axon footpath and bearing; Described gravitational equilibrium body both sides are fixed with first rotary connector and second rotary connector respectively, are respectively arranged with on described first rotary connector and second rotary connector and the corresponding elastic conduction contact pilotage of conducting slip ring; Land inspection upper cover and land inspection capping are down fixed with land inspection cylindrical shell respectively, and described land inspection upper cover is provided with through hole, and described through hole internal fixation has the four-core connector; Described land inspection upper cover end is connected with clamping screw; The signal wire of described impedance matching box is connected with the outgoing cable that passes clamping screw through the conducting slip ring on two core connectors, the lower bracket assembly, the elastic conduction contact pilotage on first rotary connector, the conductive contact pin on second rotary connector, the conducting slip ring on the bracket assembly, four-core connector successively; Conducting slip ring, the four-core connector of signal wire on the conductive contact pin on second rotary connector, bracket assembly of described land inspection core body is connected with the outgoing cable that passes clamping screw.
2, dual sensor according to claim 1 is characterized in that, is respectively arranged with O-ring seal between described land inspection capping down, land inspection upper cover and the land inspection cylindrical shell.
3, dual sensor according to claim 1 is characterized in that, described land inspection capping down, land inspection upper cover are examined between the cylindrical shell with the land and be connected by gib screw respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620025565 CN2876803Y (en) | 2006-03-17 | 2006-03-17 | Double testing wave detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620025565 CN2876803Y (en) | 2006-03-17 | 2006-03-17 | Double testing wave detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2876803Y true CN2876803Y (en) | 2007-03-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620025565 Expired - Lifetime CN2876803Y (en) | 2006-03-17 | 2006-03-17 | Double testing wave detector |
Country Status (1)
| Country | Link |
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| CN (1) | CN2876803Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101414011B (en) * | 2008-12-03 | 2011-06-22 | 天津海声水下探测设备有限公司 | Deep well piezoelectric detector |
| CN102967880A (en) * | 2012-11-09 | 2013-03-13 | 中国石油集团东方地球物理勘探有限责任公司 | Casing of double-detection detector |
| CN109521465A (en) * | 2019-01-09 | 2019-03-26 | 天津市轩邈科技有限公司 | Three sections of plug-in type dual sensors easy to repair |
| CN114563815A (en) * | 2022-03-03 | 2022-05-31 | 江苏南京地质工程勘察院 | Movable seismic exploration device and detachable seismic exploration operation line |
-
2006
- 2006-03-17 CN CN 200620025565 patent/CN2876803Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101414011B (en) * | 2008-12-03 | 2011-06-22 | 天津海声水下探测设备有限公司 | Deep well piezoelectric detector |
| CN102967880A (en) * | 2012-11-09 | 2013-03-13 | 中国石油集团东方地球物理勘探有限责任公司 | Casing of double-detection detector |
| CN109521465A (en) * | 2019-01-09 | 2019-03-26 | 天津市轩邈科技有限公司 | Three sections of plug-in type dual sensors easy to repair |
| CN109521465B (en) * | 2019-01-09 | 2023-12-22 | 天津市轩邈科技有限公司 | Three-section plug-in type double-detection detector convenient to maintain |
| CN114563815A (en) * | 2022-03-03 | 2022-05-31 | 江苏南京地质工程勘察院 | Movable seismic exploration device and detachable seismic exploration operation line |
| CN114563815B (en) * | 2022-03-03 | 2023-02-10 | 江苏南京地质工程勘察院 | Movable seismic exploration device and detachable seismic exploration operation line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070307 |
|
| EXPY | Termination of patent right or utility model |