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CN-224203436-U - High-power electric spark source emission probe

CN224203436UCN 224203436 UCN224203436 UCN 224203436UCN-224203436-U

Abstract

The utility model belongs to the technical field of exploration, and provides a high-power electric spark seismic source emission probe which comprises a first electrode, a second electrode, a first insulating part, a second insulating part, a discharge ring and a locking part, wherein the first insulating part is arranged in the first electrode, the second electrode is sleeved on the inner side of the first insulating part, the first end of the second electrode extends to the outer side of an opening of the first electrode, the discharge ring is sleeved on the outer side of the first end of the second electrode, the second insulating part is clamped between the discharge ring and the first electrode, the locking part is used for locking the discharge ring and the second insulating part to an outlet of the first electrode, and high-voltage insulating glue is filled in the first electrode. After the emission probe discharges, the wearing parts such as the discharge ring and the second insulating part can be disassembled by disassembling the locking part, and the second insulating part and the discharge ring can be quickly replaced. Meanwhile, the high-voltage insulating glue is filled in the first electrode, so that the stability of the second electrode can be improved, and the phenomena of current leakage and the like in the first electrode can be prevented.

Inventors

  • WANG JUNMIN
  • WANG KUN
  • WANG CHONGYI
  • LIANG ZIQIANG
  • YANG CHANGLE
  • CHEN HUA

Assignees

  • 武汉长大物探科技有限公司

Dates

Publication Date
20260505
Application Date
20250530

Claims (10)

  1. 1. The high-power electric spark seismic source emission probe is characterized by comprising a first electrode (1), a second electrode (2), a first insulating piece (3), a second insulating piece (4), a discharge ring (5) and a locking piece (6); the first electrode (1) is of a cylindrical structure with one end open; The first insulating piece (3) is arranged in the first electrode (1); The second electrode (2) is sleeved on the inner side of the first insulating piece (3), and the first end of the second electrode (2) extends to the outer side of the opening of the first electrode (1); the discharge ring (5) is sleeved outside the first end of the second electrode (2); the second insulator (4) is clamped between the discharge ring (5) and the first electrode (1); The locking piece (6) is used for locking the discharge ring (5) and the second insulating piece (4) to the outlet of the first electrode (1), and high-voltage insulating glue is filled in the first electrode (1).
  2. 2. The high-power electric spark source emission probe according to claim 1, wherein the second end of the second electrode (2) is electrically connected with the power transmission member (7), and a mounting hole is formed at one end of the first electrode (1) opposite to the opening, and the mounting hole is used for allowing the power transmission member (7) to enter and exit.
  3. 3. The high-power electric spark source emission probe according to claim 2, wherein the second end of the second electrode (2) is electrically connected with at least two power transmission pieces (7), one end of the first electrode (1) facing away from the opening is provided with at least two mounting holes, the mounting holes are in one-to-one correspondence with the power transmission pieces (7), and the mounting holes are used for allowing the corresponding power transmission pieces (7) to enter and exit.
  4. 4. The high-power electric spark seismic source emission probe according to claim 2, wherein a cable sheath (8) is sleeved outside the power transmission piece (7), and a waterproof sheath (9) is arranged between the cable sheath (8) and the mounting hole.
  5. 5. The high-power electric spark seismic source emission probe according to claim 4, wherein a waterproof ring (10) is sleeved outside the waterproof sheath (9), and the waterproof ring (10) is attached to one end, opposite to the opening, of the first electrode (1).
  6. 6. The high-power electric spark source emission probe according to claim 1, wherein a limiting table (11) is arranged on the inner wall of the opening end of the first electrode (1), the second insulating piece (4) is clamped between the limiting table (11) and the discharge ring (5), and a gap is formed between the discharge ring (5) and the opening end of the first electrode (1).
  7. 7. The high-power electric spark source emission probe according to claim 6, wherein the limit table (11) is of an annular structure, one end of the first insulating part (3) close to the opening of the first electrode (1) is embedded into the inner side of the limit table (11), a stop ring (12) is sleeved on the outer side of the first insulating part (3), and one end of the stop ring (12) close to the opening of the first electrode (1) is abutted to the limit table (11).
  8. 8. A high power spark source emission probe according to claim 1, characterized in that the discharge ring (5) has the same outer diameter as the first electrode (1).
  9. 9. A high power spark source emission probe according to claim 1, characterized in that the discharge ring (5) is coaxial with the first electrode (1).
  10. 10. The high-power electric spark source emission probe according to claim 1, wherein the second electrode (2) is provided with external threads, the locking member (6) is a nut, and the locking member (6) is in threaded connection with the second electrode (2).

Description

High-power electric spark source emission probe Technical Field The utility model belongs to the technical field of exploration, and particularly relates to a high-power electric spark seismic source emission probe. Background The electric spark seismic source is a non-explosive seismic source for generating shock waves through high-voltage discharge and is widely applied to geophysical exploration (such as petroleum exploration, marine geological investigation, seismic wave research and the like). The performance of the emission probe as a core component of the spark source directly determines the output energy, signal repeatability, stability and service life of the source. The existing emission probe has the problem of short service life, particularly when in high-power discharge, electrode materials, insulating parts and the like are rapidly lost due to high-temperature and high-pressure impact, and the electrode materials and the insulating parts are required to be replaced frequently, so that the maintenance cost and the downtime are greatly increased. Disclosure of utility model Aiming at the defects existing in the prior art, the utility model provides a high-power electric spark source emission probe which can solve the problems. In order to achieve the aim, the utility model adopts the following technical scheme that the high-power electric spark seismic source emission probe comprises a first electrode, a second electrode, a first insulating piece, a second insulating piece, a discharge ring and a locking piece; The first electrode is of a cylindrical structure with one end open; The first insulating piece is arranged in the first electrode; The second electrode is sleeved on the inner side of the first insulating piece, and the first end of the second electrode extends to the outer side of the first electrode opening; the discharge ring is sleeved outside the first end of the second electrode; The second insulating piece is clamped between the discharge ring and the first electrode; The locking piece is used for locking the discharge ring and the second insulating piece to the outlet of the first electrode, and the first electrode is filled with high-voltage insulating glue. Preferably, the second end of the second electrode is electrically connected with the power transmission member, and one end of the first electrode, which is opposite to the opening, is provided with a mounting hole, and the mounting hole is used for allowing the power transmission member to enter and exit. Preferably, the second end of the second electrode is electrically connected with at least two power transmission members, one end of the first electrode opposite to the opening is provided with at least two mounting holes, the mounting holes are in one-to-one correspondence with the power transmission members, and the mounting holes are used for allowing the corresponding power transmission members to enter and exit. Preferably, a cable sheath is sleeved outside the power transmission part, and a waterproof sheath is arranged between the cable sheath and the mounting hole. Preferably, a waterproof ring is sleeved outside the waterproof sheath, and the waterproof ring is attached to one end of the first electrode, which is opposite to the opening. Preferably, a limiting table is arranged on the inner wall of the opening end of the first electrode, the second insulating piece is clamped between the limiting table and the discharge ring, and a gap is reserved between the discharge ring and the opening end of the first electrode. Preferably, the limiting table is of an annular structure, one end, close to the first electrode opening, of the first insulating piece is embedded into the inner side of the limiting table, a stop ring is sleeved on the outer side of the first insulating piece, and one end, close to the first electrode opening, of the stop ring is abutted to the limiting table. Preferably, the discharge ring has the same outer diameter as the first electrode. Preferably, the discharge ring is coaxial with the first electrode. Preferably, the second electrode is provided with external threads, the locking member is a nut, and the locking member is in threaded connection with the second electrode. Compared with the prior art, the utility model has the beneficial effects that: 1. According to the high-power electric spark seismic source emission probe provided by the utility model, after discharging, the vulnerable parts such as the discharging ring and the second insulating part can be detached from the outlet of the first electrode by detaching the locking part, so that the second insulating part and the discharging ring can be quickly replaced, and the operation is simple and convenient. Meanwhile, the high-voltage insulating glue is filled in the first electrode, so that the stability of the second electrode can be improved, and the phenomena of current leakage, short circuit, arc discharge and the like in the fir