CN218995690U

CN218995690U - Underground groove wave seismic exploration simulated seismic source device

Info

Publication number: CN218995690U
Application number: CN202222231299.4U
Authority: CN
Inventors: 张博; 李刚; 李璐
Original assignee: Xian University of Science and Technology
Current assignee: Xian University of Science and Technology
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-05-09
Anticipated expiration: 2032-08-24

Abstract

The utility model discloses a simulated seismic source device for underground channel wave seismic exploration, which comprises a shell with an opening at one end, wherein a telescopic cylinder is connected and arranged at the far end of the shell from the opening end, an annular plate is connected and arranged in the shell, an impact block is connected and arranged close to the opening end of the shell in a sliding manner, a connecting rod is connected and arranged on the impact block, a limiting plate is connected and arranged at the other end of the connecting rod, a first spring is connected and arranged between the impact block and the annular plate, a release plate is connected and arranged at the power end of the telescopic cylinder in a sliding manner, the release plate is sleeved in the first spring, and the power end of the telescopic cylinder penetrates through the release plate in a sliding manner and is provided with a limiting piece matched with the limiting plate in an end connection manner. Compared with the prior art, the utility model has the advantages that: safe and efficient, and accurate measurement.

Description

Underground groove wave seismic exploration simulated seismic source device

Technical Field

The utility model relates to the technical field of simulated seismic sources, in particular to a simulated seismic source device for underground channel wave seismic exploration.

Background

The seismic source of the seismic exploration has many types, and besides chemical seismic sources such as explosives and artificial seismic sources, mechanical seismic sources are also included, and the explosives are generally generated by gas expansion and are not safe when excited by the explosives, unlike a seismic source mechanism; the artificial seismic source has too small energy, and the excitation energy is different each time; the mechanical vibration source is safe, high in energy and high in efficiency, but the mechanical vibration source often triggers secondary impact due to rebound to influence the experimental result.

Disclosure of Invention

The utility model aims to overcome the technical defects and provide a safe, efficient and accurate-measurement underground channel wave seismic exploration simulated seismic source device.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides a simulation focus device of underground groove wave seismic prospecting, includes one end open-ended shell, the shell is kept away from open end and is connected and be equipped with flexible cylinder, the shell internal connection is equipped with the annular plate, the shell is close to open end sliding connection and is equipped with the collision piece, it is equipped with the connecting rod to connect on the collision piece, the connecting rod other end is connected and is equipped with the limiting plate, be connected between collision piece and the annular plate and be equipped with spring one, the shell is equipped with the release board in flexible cylinder's power end sliding connection, the release board cup joints in spring one, flexible cylinder's power end slides and runs through the release board and is equipped with limiting plate matched with locating part in end connection.

Compared with the prior art, the utility model has the advantages that: firstly, starting a telescopic cylinder, wherein the telescopic cylinder drives a limiting piece to be close to an collision block, the limiting piece firstly contacts with a limiting plate, and the limiting piece limits and fixes the limiting plate along with the extension of the limiting piece; when vibration of the detection device under certain pressure is required, the telescopic cylinder can be driven to shrink, the telescopic cylinder drives the limiting plate to move right through the limiting piece, the limiting plate drives the collision block to move right through the connecting rod, at the moment, the spring compresses the power, the existing pressure can be measured through an external pressure sensor, then the release plate is slid, the release plate drives the limiting piece through the drive release rod to not limit the limiting plate any more, the collision block is driven to slide right to collide under the reset stretching action of the first spring, and the collision energy is convenient to measure; when the collision block rebounds after impacting, the collision block is in limiting connection with the limiting piece again through the limiting plate, and the influence of secondary collision on experimental results is avoided.

Furthermore, the collision block is connected with a pressure sensor, and the pressure sensor is arranged to be convenient for measuring the pressure generated by different compression degrees of the spring.

Further, the locating part is including connecting in the fixed plate of flexible cylinder power end, the fixed plate both sides are connected respectively and are equipped with the articulated shaft, the fixed plate is articulated to be equipped with the gag lever post through the articulated shaft, connect relatively on the gag lever post and be equipped with the extension pole, it is relative to connect between the extension pole is equipped with the spring two, and the gag lever post contacts the limiting plate at first, and the free end of limiting plate drive gag lever post uses the articulated shaft to keep away from each other as the axle center, and the tensile holds the power of spring two this moment, and when the limiting plate extends to inside the gag lever post, under the compression effect that resets of spring two, the gag lever post is spacing to the limiting plate.

Further, a chamfer is arranged at one side of the free end of the limiting rod, which is close to the collision block, a right-angle limiting structure matched with the limiting plate is arranged at one side of the free end of the limiting rod, which is far away from the collision block, and the chamfering is arranged to facilitate the limiting plate to conduct mutual distance between the limiting rods by taking the hinge shaft as the axle center; the setting of right angle limit structure is convenient for carry out spacingly to the limiting plate, avoids the limiting plate to follow the roll-off between the gag lever post.

Further, the release lever is connected to be equipped with on the gag lever post other end, the last connection of release board is equipped with release lever matched with release groove, the release lever is the arc pole, along with the release board is close to the release lever, and the release lever cooperation enters into in the release groove, along with the continuation of release board is close to each other, and the free end of release lever is close to each other, and release lever drive gag lever post uses the articulated shaft as the axle center rotation this moment, and then makes the free end of gag lever post keep away from each other, no longer carries out spacingly to the limiting plate.

Further, the release board both sides are connected respectively and are equipped with the guide bar, the guide bar other end connection is equipped with the stopper, the collision piece is equipped with the guiding hole along keeping away from the release board direction and connects gradually and be equipped with the spacing hole coaxial with the guiding hole, guiding hole and guide bar sliding fit, spacing hole and stopper cooperation make collision piece sliding connection shell through guiding bar and direction to hole sliding fit, avoid collision piece and shell to break away from through spacing hole and stopper cooperation.

Further, the release board both sides are connected respectively and are equipped with the slide bar, the slide bar slides and runs through the shell and be equipped with the drive plate in tip joint, rotate on the shell and connect and be equipped with the threaded rod, the threaded rod runs through the drive plate through the screw thread and is equipped with the drive handle in end connection, through rotating the drive handle, drive and drive the threaded rod, the threaded rod passes through threaded connection drive plate, drive plate drive slide bar, slide bar drive release board is close to the release lever, and then is convenient for drive locating part no longer spacing the limiting plate.

Drawings

FIG. 1 is a schematic diagram of a simulated source device for downhole slot wave seismic exploration according to the present utility model.

FIG. 2 is a schematic cross-sectional view of a simulated seismic source device of the utility model for down-hole channel wave seismic exploration, with the exception of a spring.

As shown in the figure: 1. the device comprises a shell, 2, a telescopic cylinder, 3, an annular plate, 4, a collision block, 5, a connecting rod, 6, a limiting plate, 7, a first spring, 8, a release plate, 9, a pressure sensor, 10, a fixed plate, 11, a hinge shaft, 12, a limiting rod, 13, a second spring, 14, a chamfer, 15, a release rod, 16, a release groove, 17, a guide rod, 18, a limiting block, 19, a limiting hole, 20, a guide hole, 21, a slide rod, 22, a driving plate, 23, a threaded rod, 24 and a driving handle.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-2, an underground channel wave seismic prospecting simulated seismic source device comprises a shell 1 with an opening at one end, wherein the shell 1 is connected with a telescopic cylinder 2 far away from the opening end, an annular plate 3 is connected in the shell 1, the shell 1 is provided with an impact block 4 near the opening end in a sliding manner, a connecting rod 5 is connected to the impact block 4, the other end of the connecting rod 5 is connected with a limiting plate 6, a first spring 7 is connected between the impact block 4 and the annular plate 3, the shell 1 is provided with a release plate 8 in the power end sliding connection of the telescopic cylinder 2, the release plate 8 is sleeved in the first spring 7, and the power end of the telescopic cylinder 2 is connected with a limiting piece matched with the limiting plate 6 in a sliding manner through the release plate 8.

The collision block 4 is connected with a pressure sensor 9; the limiting piece comprises a fixed plate 10 connected to the power end of the telescopic cylinder 2, two sides of the fixed plate 10 are respectively connected with a hinge shaft 11, the fixed plate 10 is hinged with a limiting rod 12 through the hinge shafts 11, the limiting rod 12 is connected with an extension rod in a relative manner, and a spring II 13 is connected between the two opposite extension rods; a chamfer 14 is arranged at one side of the free end of the limiting rod 12, which is close to the collision block 4, and a right-angle limiting structure matched with the limiting plate 6 is arranged at one side of the free end of the limiting rod 12, which is far away from the collision block 4; the other end of the limiting rod 12 is connected with a release rod 15, the release plate 8 is connected with a release groove 16 matched with the release rod 15, and the release rod 15 is an arc-shaped rod; the shell 1 is respectively connected with two sides of the telescopic cylinder 2 and provided with a guide rod 17, the other end of the guide rod 17 is connected with a limiting block 18, the collision block 4 is sequentially connected with a guide hole 20 and a limiting hole 19 coaxial with the guide hole 20 along the direction away from the release plate 8, the guide hole 20 is in sliding fit with the guide rod 17, and the limiting hole 19 is matched with the limiting block 18; the two sides of the release plate 8 are respectively connected with a slide bar 21, the slide bars 21 penetrate through the shell 1 in a sliding way and are connected with a driving plate 22 at the end part together, the shell 1 is rotatably connected with a threaded rod 23, and the threaded rod 23 penetrates through the driving plate 22 through threads and is connected with a driving handle 24 at the end part.

When the utility model is implemented, the telescopic cylinder 2 is started firstly, the telescopic cylinder 2 drives the limiting piece to be close to the collision block 4, the limiting piece firstly contacts the limiting plate 6, the limiting rod 12 firstly contacts the limiting plate 6, the limiting plate 6 drives the free ends of the limiting rod 12 to be far away from each other by taking the hinge shaft 11 as the axis, and the chamfer 14 is arranged so that the limiting plate 6 can conveniently carry out the mutual distance between the limiting rod 12 and the hinge shaft 11; at this time, the second spring 13 stretches and stores force, when the limiting plate 6 extends into the limiting rod 12, the limiting rod 12 limits and fixes the limiting plate 6 under the reset compression action of the second spring 13, the right-angle limiting structure is convenient for limiting the limiting plate 6, and the limiting plate 6 is prevented from sliding out from between the limiting rods 12; the pressure sensor 9 is convenient to measure the pressure generated by different compression degrees of the first spring 7, when vibration of the device under a certain pressure is required to be detected, the telescopic cylinder 2 can be driven to shrink, the limiting plate 6 is driven to move right by the telescopic cylinder 2 through the limiting piece, the limiting plate 6 drives the collision block 4 to move right by the connecting rod 5, at the moment, the spring compresses the power, the existing pressure can be measured through the externally connected pressure sensor 9, then the sliding release plate 8 is used for driving and driving the threaded rod 23 through the rotating driving handle 24, the threaded rod 23 is connected with the driving plate 22 through threads, the driving plate 22 drives the sliding rod 21, the sliding rod 21 drives the release plate 8 to be close to the release rod 15, and further the limiting piece is convenient to drive to stop the limiting plate 6; as the release plate 8 approaches the release rod 15, the release rod 15 is matched into the release groove 16, and as the release plate 8 continues to approach, the free ends of the release rod 15 approach each other, at this time, the release rod 15 drives the limiting rod 12 to rotate by taking the hinge shaft 11 as the axis, so that the free ends of the limiting rod 12 are far away from each other, the limiting plate 6 is not limited any more, and the collision block 4 is driven to slide rightwards to collide under the reset stretching action of the spring 7, so that the collision energy can be conveniently measured; when the collision block 4 rebounds after being impacted, the collision block 4 is in limiting connection with the limiting piece again through the limiting plate 6, so that the influence of secondary collision on an experiment result is avoided; the collision block 4 is slidably connected with the shell 1 through the sliding fit of the guide rod 17 and the guide hole, and the collision block 4 is prevented from being separated from the shell 1 through the fit of the limiting hole 19 and the limiting block 18.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims

1. The utility model provides a simulation focus device of underground groove wave seismic exploration, includes one end open-ended shell (1), its characterized in that: the utility model discloses a telescopic cylinder, including shell (1), annular plate (3), shell (1), connecting rod (5) other end are equipped with limiting plate (6), be equipped with spring one (7) between impact piece (4) and annular plate (3), shell (1) is equipped with release board (8) in telescopic cylinder's (2) power end sliding connection, release board (8) cup joint in spring one (7), telescopic cylinder's (2) power end slip runs through release board (8) and is equipped with limiting plate (6) matched with locating part in end connection.

2. A simulated seismic source device for downhole slot wave seismic exploration as claimed in claim 1, wherein: the collision block (4) is connected with a pressure sensor (9).

3. A simulated seismic source device for downhole slot wave seismic exploration as claimed in claim 1, wherein: the limiting piece comprises a fixed plate (10) connected to the power end of the telescopic cylinder (2), two sides of the fixed plate (10) are respectively connected with a hinge shaft (11), the fixed plate (10) is hinged with a limiting rod (12) through the hinge shafts (11), the limiting rod (12) is connected with an extension rod in a relative mode, and a spring II (13) is connected between the extension rods in a relative mode.

4. A simulated seismic source device for downhole slot wave seismic exploration as claimed in claim 3, wherein: the free end of the limiting rod (12) is provided with a chamfer (14) on one side close to the collision block (4), and a right-angle limiting structure matched with the limiting plate (6) is arranged on one side, away from the collision block (4), of the free end of the limiting rod (12).

5. A simulated seismic source device for downhole slot wave seismic exploration as claimed in claim 3, wherein: the release plate (8) is connected with a release groove (16) matched with the release rod (15), and the release rod (15) is an arc-shaped rod.

6. A simulated seismic source device for downhole slot wave seismic exploration as claimed in claim 1, wherein: the shell (1) is connected respectively in telescopic cylinder (2) both sides and is equipped with guide bar (17), guide bar (17) other end connection is equipped with stopper (18), collision piece (4) are equipped with guiding hole (20) and with guiding hole (20) coaxial spacing hole (19) along keeping away from release board (8) direction in proper order, guiding hole (20) and guide bar (17) sliding fit, spacing hole (19) and stopper (18) cooperation.

7. A simulated seismic source device for downhole slot wave seismic exploration as claimed in claim 1, wherein: the release board (8) both sides are connected respectively and are equipped with slide bar (21), slide bar (21) slip runs through shell (1) and is equipped with drive plate (22) in tip joint, rotate on shell (1) and connect and be equipped with threaded rod (23), threaded rod (23) run through drive plate (22) through the screw thread and are equipped with actuating handle (24) in tip joint.