CN205384376U - Three -dimensional VSP measures cylinder type and removes seismic source device - Google Patents
Three -dimensional VSP measures cylinder type and removes seismic source device Download PDFInfo
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- CN205384376U CN205384376U CN201520953603.3U CN201520953603U CN205384376U CN 205384376 U CN205384376 U CN 205384376U CN 201520953603 U CN201520953603 U CN 201520953603U CN 205384376 U CN205384376 U CN 205384376U
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- impact pad
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Abstract
The utility model relates to a three -dimensional VSP measures cylinder type and removes seismic source device, mainly fill up fixing clip, air compressor pump, multichannel commutator and gas circuit trigeminy piece, cylinder upper end trachea, cylinder lower extreme trachea, air compressor pump, seismic source appearance body frame, seismic source appearance support, tow lug by assaulting cylinder, impact pad guide post, assaulting, impact piston is first, pothook, jump bit, impact pad are filled up in the impact, move the wheel, the shaft bears the roof beam etc. Constitutes. The utility model discloses not only need not not drill, practice thrift the cost, reduce work load, and arouse the seismic source can guarantee to obtain enough big excitation energy and higher fluctuation frequency, and not influencing the surrounding environment again, the security has, and can reach the inclined to one side seismic source of zero of ideal.
Description
Technical field
This utility model belongs to seismic exploration technique FIELD OF THE INVENTIONThe, relates to a kind of Moving seismic source device, and especially a kind of three-dimensional VSP measures air-cylinder type Moving seismic source device.
Background technology
In oilfield quake is explored, it is a critically important investigation and prospecting that vertical seismic profiling (VSP) (be called for short VSP) to be measured, and wherein focus is again the VSP key factor measured.Traditional VSP focus is by boring shallow well, and shaft bottom explosive produces detonation and realizes in down-hole.Its advantage is that energy is big, and frequency band is wider, and blast operations is simple.But there is many problems:
1) safe not, environmental effect is big；
2) measuring for three-dimensional VSP (being called for short 3D-VSP), focal point is numerous, holes costly, and time-consuming；
3) concordance of focus is poor, and the not equal factor such as the placement location difference of each explosive, explosive and country rock coupling condition, explosive property all can cause focus consistency problem；
4) well shooting, although avoid the impact of weathering layer, but when utilizing VSP data to demarcate surface seismic, lack again low velocity layer (LVL) factor, be unfavorable for the demarcation of surface data；
5) hypocenter of the explosion, generally to leave more than 50 meter of well head of measurement, and this differs greatly with zero inclined state.
How to efficiently solve the problems referred to above, be always up oil field development 3D-VSP measurement exploration and need a key issue of solution badly.
Utility model content
The purpose of this utility model is in that the shortcoming overcoming above-mentioned prior art, it is provided that a kind of three-dimensional VSP measures air-cylinder type Moving seismic source device, and this device adopts cylinder mechanism to provide shock wave, it is possible to reach safety, purpose that cost is low.
The purpose of this utility model solves by the following technical programs:
This three-dimensional VSP measures air-cylinder type Moving seismic source device, including body frame, is provided with air pressure pump, blow cylinder and the jump bit mechanism driven by blow cylinder on described body frame；Described air pressure pump is connected with blow cylinder by trachea；Described jump bit mechanism includes horizontally disposed impact pad and is arranged on the jump bit above impact pad；Described impact pad is arranged on below body frame, the edge, upper surface of impact pad is fixedly connected with multiple vertical impact pad lead, described impact pad lead is vertically mounted on body frame by the pilot hole being arranged on body frame, and impact pad lead can freely up and down slide by body frame relatively in pilot hole；Described blow cylinder is vertically arranged on body frame, the piston head of blow cylinder and jump bit are fixedly and coaxially connected, described jump bit, facing to the center of impact pad, is additionally provided with the locking device stoping impact pad lead to slide up and down between described impact pad lead and body frame.
Further, the front end of above-mentioned body frame is connected to the support for keeping body frame level.
Further, above-mentioned impact pad is vertically fixedly installed four impact pad leads, is respectively provided at the corner of impact pad.
Further, above-mentioned locking device includes guiding column fixer and the fixing device of impact pad, and described guiding column fixer is provided in the fixing card on lead；The fixing device of described impact pad is provided in the grab on impact pad, and the lower end of described grab is hinged on impact pad, and jump bit can be hooked in the upper end of described grab.
The both sides of above-mentioned body frame are also separately installed with movable pulley, and described movable pulley is arranged on body frame by beam by the semiaxis and wheel bearing being arranged on body frame both sides.
The front end of above-mentioned body frame is provided with the bail for dragging.
The gas outlet of above-mentioned air pressure pump is connected to reversal valve by the first gas circuit, and described reversal valve is connected with blow cylinder lower end cavity by cylinder lower end gas circuit；Described reversal valve is connected with blow cylinder upper end cavity by upper end gas circuit.
Above-mentioned blow cylinder selects impingement cylinder, is symmetrical arranged four steam vents in cylinder bottom, and each steam vent is provided with fast-discharge valve, and the distances such as each fast-discharge valve is parallel are connected with cylinder lower end gas circuit.
This utility model has the advantages that
1) this utility model is non-explosive type, has safety and the feature of environmental protection, and surrounding environment influence is little.
2) this utility model is at focal point without boring, directly produces vibration realizing focus effect on ground, saves substantial amounts of boring expense and workload, save the engineering time, improve work efficiency.
3) this utility model machinery repeated work error is little, it is possible to the problem relatively efficiently solving existing routine techniques concordance difference.Focus concordance refers to: except the factor of ground, just excites instrument, and the impulsive force when exciting every time, impact velocity, impact direction, the geometry in Contact-impact face is the same as far as possible with size etc..
4) this utility model can solve the problem that zero inclined problem, and the focal point of existing explosion technique at well head, generally can not want 50 meters from well head, say, that in the scope of diameter 100 meters, it does not have focal point, and this scope internal information is blank.The measurement of the 3D-VSP being unfavorable within the scope of nearly well head and exploration, often the information within the scope of this is critically important.
Accompanying drawing explanation
Fig. 1 is structural representation under this utility model mobile status；
Fig. 2 is structural representation under utility model works state；
Fig. 3 is the car wheel structure schematic diagram of this utility model device；
Fig. 4 is top view of the present utility model；
Fig. 5 is front view of the present utility model；
Fig. 6 is use state diagram of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail:
Referring to Fig. 1-5: three-dimensional VSP of the present utility model measures air-cylinder type Moving seismic source device, including body frame 09, is provided with air pressure pump 04, blow cylinder 01 and the jump bit mechanism driven by blow cylinder 01 on body frame 09；Described air pressure pump 04 is connected with blow cylinder 01 by trachea；Jump bit mechanism includes horizontally disposed impact pad 15 and is arranged on the jump bit 14 above impact pad 15；Described impact pad 15 is arranged on below body frame 09, the edge, upper surface of impact pad 15 is fixedly connected with multiple vertical impact pad lead 02, impact pad lead 02 is vertically mounted on body frame 09 by the pilot hole being arranged on body frame 09, and impact pad lead 02 can freely up and down slide by body frame 09 relatively in pilot hole；Blow cylinder 01 is vertically arranged on body frame 09, piston head 12 and the jump bit 14 of blow cylinder 01 are fixedly and coaxially connected, jump bit 14, facing to the center of impact pad 15, is additionally provided with the locking device stoping impact pad lead 02 to slide up and down between impact pad lead 02 and body frame 09.
In preferred plan of the present utility model: the front end of body frame 09 is connected to the support 10 for keeping body frame level.Impact pad 15 is vertically fixedly installed four impact pad leads 02, is respectively provided at the corner of impact pad 15.
Locking device of the present utility model includes guiding column fixer and the fixing device of impact pad, and guiding column fixer is provided in the fixing card 03 on lead 02；The fixing device of described impact pad is provided in the grab 13 on impact pad 15, and the lower end of described grab 13 is hinged on impact pad 15, and jump bit 14 can be hooked in the upper end of described grab 13.
Referring to Fig. 3: the both sides of body frame 09 are also separately installed with movable pulley 16, movable pulley 16 is arranged on body frame 09 by beam 17 by the semiaxis 18 and wheel bearing being arranged on body frame 09 both sides.The front end of body frame 09 is provided with the bail 11 for dragging.
In sum, device of the present utility model is divided into following functions system according to function:
(1) air-channel system
Air-channel system of the present utility model connects particularly as follows: the gas outlet of air pressure pump 04 is connected to reversal valve 05 by the first gas circuit 08, and described reversal valve 05 is connected with blow cylinder 01 lower end cavity by cylinder lower end gas circuit 06；Described reversal valve 05 is connected with blow cylinder 01 upper end cavity by upper end gas circuit 07.Blow cylinder 01 selects impingement cylinder, is symmetrical arranged four steam vents in cylinder bottom, and each steam vent is provided with fast-discharge valve, and the distances such as each fast-discharge valve is parallel are connected with cylinder lower end gas circuit 06.
In preferred plan, cylinder bore should select 30cm, air storing cavity length 70cmm, piston stroke 50cmm, jump bit weight 10Kg, piston weight 10Kg.If carrying out Theoretical Calculation by full stroke 500mm, 130-200 ton impulsive force can be produced, it is thus achieved that the impact velocity of 35-45 meter per second.Air pressure pump volume should select 50 liters, pressure 10Kg/cm2, capacity 90L/min.
(2) impact system
Impact system is made up of 1 jump bit, 15,4 impact pad leads 02 of 14,1 impact pad, sees shown in Fig. 1 and Fig. 4.Impact pad lead 02 is fixing with impact pad 15 to be connected, impact pad lead 02 is enclosed among the sliding bearing of body frame, when jump bit is applied to impact pad 15 downwards, move down therewith under the control of lead, by impact pad 15, impact shock energy is passed down to greatly.Impact pad 15 is circular, is made up of three layers, and its area increases successively, to increase the contact area of impact pad and the earth.Ground floor is high impact material, for expendable part, replaceable.Impact pad grab 13 is fixed on the second layer, and impact pad lead 02 is fixed in third layer.
(3) impact pad fastening system
Mainly it is made up of 2 impact pads, 03 and 2 impact pad grab 13 of fixing card.The effect of impact pad grab 13 is to utilize jump bit movement upwards to promote impact pad 15, and the pressure maintained by cylinder lower end is held impact pad 15 and do not glided.Impact pad fixes the effect of card 03, when cylinder does not have air pressure, and stuck impact pad lead 02, to prevent the natural downslide of impact pad 15, hinder the movement of focus instrument.When focus instrument works, the fixing card 03 of impact pad to be opened, make the smooth and easy slip of impact pad lead 02.And open impact pad grab 13, it is impossible to stop the ballistic movement of jump bit.
Operation principle of the present utility model is as follows:
Air pressure pump is utilized to carry out energy storage to blow cylinder.When pressure to design load, the compression air of air storing cavity acts on piston suddenly, and drives the downward quick washing of steel hammer.When jump bit bumps against the impact backing plate of bottom, just produce strong impulsive force, impact backing plate and contact with the earth, backing plate under instant impact effect, generation source of seismic wave, seismic wave centered by backing plate to underground propagation.
Work process of the present utility model is as follows:
Focus instrument moves (referring to Fig. 1):
1) focus instrument support 10 is packed up.
2) pinning impact pad 15 is promoted.
3) utilize bail 11 tractive focus instrument, after manually hold focus instrument frame handle.
Focus instrument work (referring to Fig. 2 and Fig. 6):
1) focal point position is arranged smooth, probably tamp.
2) earth surface met by drop impact pad 15.
3) focus instrument support is put down, make focus instrument basic horizontal.
4) open compressor pump, make pressure reach rated value.
5) rotate air valve reversing switch, make jump bit rise to peak.The now epicoele aerofluxus of cylinder, cavity of resorption air inlet, piston seals middle cover fumarole.
6) rotate air valve reversing switch, make lower opening all air inlets on cylinder.Its effect allows the pressure of upper chamber of air cylinder increase to rated pressure.
7) rotate air valve reversing switch, make cylinder lower opening aerofluxus and air inlet is continued in upper hole.Now, the downward high speed impact of piston driving jump bit, when impacting impact pad, just produce strong vibrations, by impact pad, vibration energy is passed down to greatly.
8) by the 4th)-7) step, just complete one-shot vibration.
Claims (8)
1. a three-dimensional VSP measures air-cylinder type Moving seismic source device, it is characterized in that, including body frame (09), described body frame (09) is provided with air pressure pump (04), blow cylinder (01) and the jump bit mechanism driven by blow cylinder (01)；Described air pressure pump (04) is connected with blow cylinder (01) by trachea；Described jump bit mechanism includes horizontally disposed impact pad (15) and is arranged on the jump bit (14) of impact pad (15) top；Described impact pad (15) is arranged on body frame (09) lower section, the edge, upper surface of impact pad (15) is fixedly connected with multiple vertical impact pad lead (02), described impact pad lead (02) is vertically mounted on body frame (09) by the pilot hole being arranged on body frame (09), and impact pad lead (02) can freely up and down slide by body frame (09) relatively in pilot hole；Described blow cylinder (01) is vertically arranged on body frame (09), the piston head (12) of blow cylinder (01) and jump bit (14) are fixedly and coaxially connected, described jump bit (14), facing to the center of impact pad (15), is additionally provided with the locking device stoping impact pad lead (02) to slide up and down between described impact pad lead (02) and body frame (09).
2. three-dimensional VSP according to claim 1 measures air-cylinder type Moving seismic source device, it is characterised in that the front end of described body frame (09) is connected to the support (10) for keeping body frame level.
3. three-dimensional VSP according to claim 1 measures air-cylinder type Moving seismic source device, it is characterized in that, described impact pad (15) is vertically fixedly installed four impact pad leads (02), is respectively provided at the corner of impact pad (15).
4. three-dimensional VSP according to claim 1 measures air-cylinder type Moving seismic source device, it is characterized in that, described locking device includes guiding column fixer and the fixing device of impact pad, and described guiding column fixer is provided in the fixing card (03) on lead (02)；The fixing device of described impact pad is provided in the grab (13) on impact pad (15), the lower end of described grab (13) is hinged on impact pad (15), and jump bit (14) can be hooked in the upper end of described grab (13).
5. three-dimensional VSP according to claim 1 measures air-cylinder type Moving seismic source device, it is characterized in that, the both sides of described body frame (09) are also separately installed with movable pulley (16), and described movable pulley (16) is arranged on body frame (09) by beam (17) by the semiaxis (18) and wheel bearing being arranged on body frame (09) both sides.
6. three-dimensional VSP according to claim 1 measures air-cylinder type Moving seismic source device, it is characterised in that the front end of described body frame (09) is provided with the bail (11) for dragging.
7. three-dimensional VSP according to claim 1 measures air-cylinder type Moving seismic source device, it is characterized in that, the gas outlet of described air pressure pump (04) is connected to reversal valve (05) by the first gas circuit (08), and described reversal valve (05) is connected with blow cylinder (01) lower end cavity by cylinder lower end gas circuit (06)；Described reversal valve (05) is connected with blow cylinder (01) upper end cavity by upper end gas circuit (07).
8. the three-dimensional VSP according to claim 1 or 7 measures air-cylinder type Moving seismic source device, it is characterized in that, described blow cylinder (01) selects impingement cylinder, it is symmetrical arranged four steam vents in cylinder bottom, each steam vent is provided with fast-discharge valve, and the distances such as each fast-discharge valve is parallel are connected with cylinder lower end gas circuit (06).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520953603.3U CN205384376U (en) | 2015-11-25 | 2015-11-25 | Three -dimensional VSP measures cylinder type and removes seismic source device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520953603.3U CN205384376U (en) | 2015-11-25 | 2015-11-25 | Three -dimensional VSP measures cylinder type and removes seismic source device |
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| Publication Number | Publication Date |
|---|---|
| CN205384376U true CN205384376U (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520953603.3U Expired - Fee Related CN205384376U (en) | 2015-11-25 | 2015-11-25 | Three -dimensional VSP measures cylinder type and removes seismic source device |
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| CN (1) | CN205384376U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334530A (en) * | 2015-11-25 | 2016-02-17 | 西安微谱数字能源科技开发有限公司 | Three-dimensional VSP (Vertical Seismic Profile) measuring cylinder type moving seismic source device |
-
2015
- 2015-11-25 CN CN201520953603.3U patent/CN205384376U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334530A (en) * | 2015-11-25 | 2016-02-17 | 西安微谱数字能源科技开发有限公司 | Three-dimensional VSP (Vertical Seismic Profile) measuring cylinder type moving seismic source device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 Termination date: 20201125 |