CN220894550U - Highway engineering geophysical prospecting active source seismic wave drop hammer source system - Google Patents
Highway engineering geophysical prospecting active source seismic wave drop hammer source system Download PDFInfo
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- CN220894550U CN220894550U CN202322585408.7U CN202322585408U CN220894550U CN 220894550 U CN220894550 U CN 220894550U CN 202322585408 U CN202322585408 U CN 202322585408U CN 220894550 U CN220894550 U CN 220894550U
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- drop hammer
- pipeline
- drop
- highway engineering
- geophysical prospecting
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Geophysics And Detection Of Objects (AREA)
Abstract
The utility model discloses a highway engineering geophysical prospecting active source seismic wave drop hammer seismic source system which comprises a drop hammer pipeline, a pulley mechanism, a drop hammer, a pull rope and a gasket, wherein the drop hammer pipeline is arranged on the highway engineering geophysical prospecting active source seismic wave drop hammer source system; the pulley mechanism is arranged at the top end of the drop hammer pipeline, one end of the pull rope passes through the pulley mechanism and is connected with the drop hammer, the drop hammer is positioned in the drop hammer pipeline, the gasket is positioned at the center of the bottom end inside the drop hammer pipeline, the other end of the pull rope is pulled manually, and the pull rope pulls up and releases the drop hammer through the pulley mechanism to complete one hammering of the gasket. The utility model changes the traditional mode of manually knocking the seismic source, so that the quality of the seismic source is greatly improved, and the seismic source is safe and reliable.
Description
Technical Field
The utility model relates to the technical field of highway engineering investigation, in particular to a highway engineering geophysical prospecting active source seismic wave drop hammer source system.
Background
When the active source seismic wave is surveyed in highway engineering geophysical prospecting, explosive is less used as the seismic source at the present stage, and the first is lower in safety and the second is higher in cost. The current multipurpose method is to manually hammer gaskets to generate seismic waves, which has a plurality of problems in actual engineering: the working intensity of manually swinging the hammer to hammer the iron plate is high: at least 5 times of hammering are needed for a single shot point; (2) the signal quality generated by the hammer is uneven; (3) poor quality of the acquired signal: the hammering energy is small, and the energy is basically exhausted when the generated mechanical wave reaches a detector far away from the shot point; (4) The surrounding environment is very prone to mechanical interference waves (vehicles, personnel walking, wind and grass).
The above problems need to be solved, and therefore, a highway engineering geophysical prospecting active source seismic wave drop seismic source system is provided.
Disclosure of utility model
The technical problems to be solved by the utility model are as follows: how to solve the problem of seismic wave excitation of the existing geophysical prospecting active source seismic wave survey, a highway engineering geophysical prospecting active source seismic wave drop seismic source system is provided.
The utility model solves the technical problems through the following technical scheme that the utility model comprises a drop hammer pipeline, a pulley mechanism, a drop hammer, a pull rope and a gasket; the pulley mechanism is arranged at the top end of the drop hammer pipeline, one end of the pull rope passes through the pulley mechanism and is connected with the drop hammer, the drop hammer is positioned in the drop hammer pipeline, the gasket is positioned at the center of the bottom end inside the drop hammer pipeline, the other end of the pull rope is pulled manually, and the pull rope pulls up and releases the drop hammer through the pulley mechanism to complete one hammering of the gasket.
Preferably, the drop hammer pipeline comprises a plurality of sections of independent subducting pipes, and the plurality of sections of subducting pipes are spliced to form the drop hammer pipeline.
Preferably, two adjacent sections of sub-pipelines are connected and fixed through a fixing clamp, and the fixing clamp is arranged at the top ends of all sections of sub-pipelines except the topmost sub-pipeline.
Preferably, the number of the fixing clamps on the single-section subducting is two, and the fixing clamps are symmetrically arranged about the subducting axis.
Preferably, the bottom end of the subducting at the bottom end is provided with a plurality of connection nails which are arranged at equal intervals along the bottom end surface of the subducting, and the drop hammer duct is fixed on the ground through the connection nails.
Preferably, the pulley mechanism comprises a plurality of fixed pulleys and a pulley bracket, the pulley bracket is vertically arranged at the top end of the sub-pipeline at the top end in the drop hammer pipeline, the fixed pulleys are rotationally connected with the pulley bracket, and the stay cord part passing through the position between the tail end fixed pulley and the drop hammer is arranged along the axis of the drop hammer.
Preferably, a clamping groove for installing the pulley bracket is formed in the top end of the sub-pipeline at the topmost end of the drop hammer pipeline.
Preferably, the inner wall of the drop hammer pipeline is provided with a plurality of pipe wall tracks which are vertically arranged, and the outside of the drop hammer is provided with a chute matched with the pipe wall tracks.
Compared with the prior art, the utility model has the following advantages: the highway engineering geophysical prospecting active source seismic wave drop hammer source system changes the traditional mode of manually knocking the seismic source, so that the quality of the seismic source is greatly improved, and the system is safe and reliable.
Drawings
FIG. 1 is a schematic view of the overall structure in an embodiment of the present utility model;
FIG. 2 is a schematic top view of a drop hammer pipe in an embodiment of the present utility model;
FIG. 3 is a schematic top view of a drop hammer according to an embodiment of the present utility model;
Fig. 4 is a schematic view of the structure of the subducting pipe at the lowest end of the drop hammer pipe according to an embodiment of the present utility model.
In the figure: 1. a drop hammer pipe; 11. connecting nails; 12. a splice joint; 13. a pipe wall track; 14. a fixing clamp; 2. a pulley mechanism; 21. a pulley bracket; 22. a first pulley; 23. a second pulley; 24. a third pulley; 3. drop hammer; 31. a chute; 4. a pull rope; 5. a gasket.
Detailed Description
The following describes in detail the examples of the present utility model, which are implemented on the premise of the technical solution of the present utility model, and detailed embodiments and specific operation procedures are given, but the scope of protection of the present utility model is not limited to the following examples.
As shown in fig. 1 to 4, the present embodiment provides a technical solution: a highway engineering geophysical prospecting active source seismic wave drop hammer seismic source system comprises a drop hammer pipeline 1, a pulley mechanism 2, a drop hammer 3, a pull rope 4 and a gasket 5; the pulley mechanism 2 is arranged at the top end of the drop hammer pipeline 1, one end of the pull rope 4 passes through the pulley mechanism 2 and is connected with the drop hammer 3, the drop hammer 3 is positioned in the drop hammer pipeline 1, the gasket 5 is positioned at the center of the bottom end inside the drop hammer pipeline 1, the other end of the pull rope 4 is manually pulled, the pull rope 4 pulls up and releases the drop hammer 3 through the pulley mechanism 2, and one hammering of the gasket 5 is completed.
In this embodiment, the drop hammer pipeline 1 is made of a light rigid material, so that the drop hammer pipeline is not excessively heavy under the condition of ensuring the structural strength, and is more convenient for field transportation and carrying.
In this embodiment, the drop hammer pipeline 1 includes a plurality of sections (2-10 sections) of independent subducting, and the multisection subducting is spliced to form the drop hammer pipeline 1, which is further convenient for field transportation and carrying. The sub-pipes form a splice 12 when spliced.
In this embodiment, two adjacent sub-pipes are connected and fixed by the fixing clips 14, the fixing clips 14 are disposed at the top ends of the sub-pipes except for the topmost sub-pipe, and the number of the fixing clips 14 on a single sub-pipe is two and symmetrically disposed about the axis of the sub-pipe.
In this embodiment, the bottom end of the subducting at the lowermost end is provided with a plurality of connection nails 11, the plurality of connection nails 11 being equally spaced along the bottom end face of the subducting, the connection nails 11 being used to secure the drop hammer duct 1 to the ground.
In this embodiment, the pulley mechanism 2 includes a plurality of fixed pulleys (a first fixed pulley 22, a second fixed pulley 23, and a third fixed pulley 24), and a pulley bracket 21, the pulley bracket 21 is vertically installed at the top end of the topmost sub-pipe in the drop pipe 1, a plurality of fixed pulleys are rotatably connected with the pulley bracket 21, and a portion of the pull rope 4 passing through between the end fixed pulley (the third fixed pulley 24) and the drop weight 3 is disposed along the axis of the drop weight 3.
In this embodiment, a clamping groove (not shown in the figure) for installing the pulley bracket 21 is provided at the top end of the topmost subducting in the drop hammer duct 1.
In this embodiment, the inner wall of the drop hammer pipeline 1 is provided with a plurality of vertically arranged pipe wall rails 13, the outside of the drop hammer 3 is provided with a chute 31 matched with the pipe wall rails 13, and the pipe wall rails 13 are matched with the chute 31, so as to ensure the stability of the drop hammer 3 when falling.
In this embodiment, the drop hammer 3 is made of a metal material and has a weight of between 5 and 50 kg.
In this embodiment, the gasket 5 has a flat structure and is made of a metal material.
Working principle: when the device is used, one end of the pull rope 4 is manually pulled to pull up the drop hammer 3, the drop hammer 3 is released when the detecting instrument is stable, the pad 5 is hit, seismic waves are caused, and seismic wave survey is repeated for a plurality of times.
In conclusion, the highway engineering geophysical prospecting active source seismic wave drop hammer source system changes the traditional mode of manually knocking the seismic source, so that the quality of the seismic source is greatly improved, and the system is safe and reliable.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
Claims (8)
1. A highway engineering geophysical prospecting initiative source seismic wave drop hammer source system is characterized in that: comprises a drop hammer pipeline, a pulley mechanism, a drop hammer, a pull rope and a gasket; the pulley mechanism is arranged at the top end of the drop hammer pipeline, one end of the pull rope passes through the pulley mechanism and is connected with the drop hammer, the drop hammer is positioned in the drop hammer pipeline, the gasket is positioned at the center of the bottom end inside the drop hammer pipeline, the other end of the pull rope is pulled manually, and the pull rope pulls up and releases the drop hammer through the pulley mechanism to complete one hammering of the gasket.
2. The highway engineering geophysical prospecting active source seismic wave drop seismic source system according to claim 1, wherein: the drop hammer pipeline comprises a plurality of sections of independent subducting pipes, and the plurality of sections of subducting pipes are spliced to form the drop hammer pipeline.
3. The highway engineering geophysical prospecting active source seismic wave drop seismic source system according to claim 2, wherein: the two adjacent sections of sub-pipelines are fixedly connected through a fixing clamp, and the fixing clamp is arranged at the top ends of all sections of sub-pipelines except the topmost sub-pipeline.
4. A highway engineering geophysical prospecting active source seismic wave drop seismic source system according to claim 3, wherein: the number of the fixing clamps on the single-section subducting is two, and the fixing clamps are symmetrically arranged about the axis of the subducting.
5. The highway engineering geophysical prospecting active source seismic wave drop seismic source system according to claim 2, wherein: the bottom of the subducting that is located the bottom is provided with a plurality of connecting nails, and a plurality of connecting nails are arranged at equidistant intervals along the bottom face of this subducting, through connecting nails with falling weight pipeline fixed subaerial.
6. The highway engineering geophysical prospecting active source seismic wave drop seismic source system according to claim 5, wherein: the pulley mechanism comprises a plurality of fixed pulleys and a pulley support, the pulley support is vertically arranged at the top end of a sub-pipeline at the top end in the drop hammer pipeline, the fixed pulleys are rotationally connected with the pulley support, and a stay cord part passing through the position between the tail end fixed pulley and the drop hammer is arranged along the axis of the drop hammer.
7. The highway engineering geophysical prospecting active source seismic wave drop seismic source system according to claim 6, wherein: the top end of the subducting pipe at the top end in the drop hammer pipe is provided with a clamping groove for installing a pulley bracket.
8. The highway engineering geophysical prospecting active source seismic wave drop seismic source system according to claim 1, wherein: the inner wall of the drop hammer pipeline is provided with a plurality of vertically arranged pipeline wall tracks, and the outside of the drop hammer is provided with a chute matched with the pipeline wall tracks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322585408.7U CN220894550U (en) | 2023-09-22 | 2023-09-22 | Highway engineering geophysical prospecting active source seismic wave drop hammer source system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322585408.7U CN220894550U (en) | 2023-09-22 | 2023-09-22 | Highway engineering geophysical prospecting active source seismic wave drop hammer source system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220894550U true CN220894550U (en) | 2024-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322585408.7U Active CN220894550U (en) | 2023-09-22 | 2023-09-22 | Highway engineering geophysical prospecting active source seismic wave drop hammer source system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220894550U (en) |
-
2023
- 2023-09-22 CN CN202322585408.7U patent/CN220894550U/en active Active
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