CN216869592U - Deep water linear transducer array structure - Google Patents
Deep water linear transducer array structure Download PDFInfo
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- CN216869592U CN216869592U CN202123181635.0U CN202123181635U CN216869592U CN 216869592 U CN216869592 U CN 216869592U CN 202123181635 U CN202123181635 U CN 202123181635U CN 216869592 U CN216869592 U CN 216869592U
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- bearing shell
- sealing cover
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Abstract
The utility model provides a deep water linear transducer array structure, which comprises: the sound barrier comprises a transducer, a pressure-bearing shell, a sound barrier plate, a sealing cover and a sound-transmitting rubber sleeve; the transducer is provided with a crystal pile and a front cover plate, and the diameter of the front cover plate is larger than that of the crystal pile; the front end surface of the pressure-bearing shell is provided with a plurality of mounting holes, and the crystal pile is arranged in the mounting holes; the sound baffle is arranged at the front end of the pressure-bearing shell, a plurality of mounting through holes corresponding to the mounting holes are formed in the end face of the sound baffle, and the front cover plate is arranged in the mounting through holes; the sealing cover is arranged at the rear end of the pressure-bearing shell; the sound-transmitting rubber sleeve covers the sound baffle, the pressure-bearing shell and the sealing cover. The deep water linear transducer array structure not only ensures the acoustic performance of the transducer, but also improves the integral pressure resistance of the deep water linear transducer array structure at a deep water position.
Description
Technical Field
The utility model relates to the technical field of deep water transducer matrixes, in particular to a deep water linear transducer matrix structure.
Background
Transducer arrays are often used in underwater vehicles and other devices, in shallow water or deep water environments. With the continuous development of devices such as an underwater vehicle and the like to the deep sea, the traditional transducer array structure cannot simultaneously meet the large-depth requirement of the underwater vehicle. The conventional structure either cannot withstand a large pressure or reduces the detection function at a large pressure. The common transducer array structure is mostly supported by a front cover plate or connected with the rear end of the transducer. The two support modes can reduce the transmitting response level and the sensitivity of the transducer under large pressure, and reduce the detection function; in addition, the two traditional support modes can cause structural damage under high pressure, cannot bear high pressure (77MPa), and further cannot realize the detection function of the transducer. At present, the existing transducer array structure in China cannot meet the requirement of use in a deep water environment, a front cover plate supporting mode is mostly adopted, normal work can be achieved in the shallow water environment, and the detection effect of the transducer array is reduced in the deep sea environment.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is an object of the present invention to provide a deep water linear transducer matrix structure for overcoming the above problems or at least partially solving or alleviating the above problems.
The utility model provides a deep water linear transducer array structure, which comprises:
a transducer having a crystal stack and a front cover plate, the front cover plate having a diameter greater than a diameter of the crystal stack;
the crystal stacking device comprises a pressure-bearing shell, a plurality of mounting holes are formed in the front end face of the pressure-bearing shell, and crystal stacks are arranged in the mounting holes;
the sound baffle is arranged at the front end of the pressure-bearing shell, a plurality of mounting through holes corresponding to the mounting holes are formed in the end face of the sound baffle, and each front cover plate is arranged in each mounting through hole;
the sealing cover is arranged at the rear end of the pressure-bearing shell;
and the sound-transmitting rubber sleeve covers the sound baffle, the pressure-bearing shell and the sealing cover.
The utility model also has the following optional features.
Optionally, the sound barrier structure further comprises a shock pad, the shock pad is arranged between the pressure-bearing shell and the sound barrier, a plurality of through holes are formed in the shock pad, and the crystal pile penetrates through the through holes in the shock pad and extends into the mounting hole.
Optionally, the edge of the rear end face of the sealing cover is provided with a sealing groove, and the edge of the sound-transmitting rubber sleeve is buckled into the sealing groove.
Optionally, a connector is further included, the connector being disposed at a rear end of the sealing cover, the connector being electrically connected to each of the transducers.
Optionally, an O-ring is disposed between the pressure-bearing housing and the sealing cover.
Optionally, a butt joint hole is arranged on the rear end face of the sealing cover.
Optionally, the pressure-bearing shell and the sealing cover are made of titanium alloy materials.
According to the deep water linear transducer array structure, the crystal pile of the transducer is accommodated through the mounting hole in the pressure-bearing shell, the front cover plate of the transducer is accommodated through the case through hole in the sound baffle, and the sound-transmitting rubber sleeve is sleeved on the sound baffle and the pressure-bearing shell, so that the acoustic performance of the transducer is ensured, and the integral pressure resistance of the deep water linear transducer array structure in a deep water position is improved.
Drawings
Fig. 1 is a schematic top-view full-section structure diagram of a deep water linear transducer array structure of the utility model.
In the above figures: 1 transducer; 101, stacking crystals; 102 a front cover plate; 2, a pressure-bearing shell; 201 mounting holes; 3, a sound baffle; 301 installing a through hole; 4, sealing the cover; 401, butting holes; 402 a seal groove; 5, a sound-transmitting rubber sleeve; 6, a shock pad; 7O-shaped rings; 8, a connector.
The present invention will be described in further detail with reference to the drawings and examples.
Detailed Description
Example 1
Referring to fig. 1, an embodiment of the present invention provides a deep water linear transducer array structure, including: the sound absorption device comprises a transducer 1, a pressure-bearing shell 2, a sound baffle 3, a sealing cover 4 and a sound-transmitting rubber sleeve 5; the transducer 1 is provided with a crystal stack 101 and a front cover plate 102, wherein the diameter of the front cover plate 102 is larger than that of the crystal stack 101; a plurality of mounting holes 201 are formed in the front end face of the pressure-bearing shell 2, and the crystal stack 101 is arranged in the mounting holes 201; the sound baffle 3 is arranged at the front end of the pressure-bearing shell 2, a plurality of mounting through holes 301 corresponding to the mounting holes 201 are formed in the end face of the sound baffle 3, and each front cover plate 102 is arranged in each mounting through hole 301; the sealing cover 4 is arranged at the rear end of the pressure-bearing shell 2; the sound-transmitting rubber sleeve 5 covers the sound baffle 3, the pressure-bearing shell 2 and the sealing cover 4.
The diameter of the crystal pile 101 of the transducer 1 is smaller than that of the front cover plate 102, the mounting hole 201 in the pressure-bearing shell 2 is matched with the crystal pile 101, the mounting through hole 301 of the sound baffle 3 is matched with the front cover plate 102, a step can be formed between the mounting hole 201 and the mounting through hole 301, after the transducer 1 is placed, the rear end face of the front cover plate 102 is in surface contact with the step formed at the edge of the mounting hole 201 of the pressure-bearing shell 2, meanwhile, the peripheral surface of the transducer 1 is in contact with the inner side wall of the mounting hole 201 of the pressure-bearing shell 2, the pressure-bearing capacity of the transducer 1 can be effectively improved, the transmitting and receiving performance of the transducer 1 is ensured, the mounting hole 201 of the pressure-bearing shell 2 is not machined into a through hole, and the pressure-resisting capacity of the whole structure is effectively improved. The whole device can bear great hydrostatic pressure and does not influence the receiving and transmitting performance of the transducer 1.
Example 2
Referring to fig. 1, on the basis of embodiment 1, the sound baffle structure further includes a shock pad 6, the shock pad 6 is disposed between the pressure-bearing housing 2 and the sound baffle 3, a plurality of through holes are disposed on the shock pad 6, and the crystal stack 101 penetrates through the through holes on the shock pad 6 and extends into the mounting hole 201.
A shock pad 6 is arranged between the pressure-bearing shell 2 and the sound baffle 3, a through hole on the shock pad 6 corresponds to a mounting hole 201 on the pressure-bearing shell 2, the crystal stack 101 of the transducer 1 penetrates through the through hole on the shock pad 6 and extends into the mounting hole 201, and the rear edge of the front cover plate 102 of the transducer 1 is lapped on the shock pad 6, so that the shock absorption and the noise reduction can be effectively realized, and the influence of the noise on the transducer 1 is reduced.
Example 3
Referring to fig. 1, on the basis of embodiment 1 or 2, a sealing groove 402 is provided at an edge of a rear end surface of the sealing cover 4, and an edge of the acoustically transparent rubber sleeve 5 is snapped into the sealing groove 402.
After the front end face of the sound baffle 3, the four side walls of the pressure-bearing shell 2 and the four side walls of the sealing cover 4 are covered by the sound-transmitting rubber sleeve 5, the edge of the sound-transmitting rubber sleeve 5 is buckled into the sealing groove 402, so that the sound-transmitting rubber sleeve 5 is not easy to fall off, and the sealing performance between the sound-transmitting rubber sleeve and the sealing cover 4 is improved.
Example 4
Referring to fig. 1, in addition to embodiment 1 or 3, a connector 8 is further included, the connector 8 is disposed at a rear end of the sealing cover 4, and the connector 8 is electrically connected to each transducer 1.
The connector 8 is a watertight connector, the outgoing line of each transducer 1 is welded with the inner end of the connector 8, and the connector 8 is connected with a power line to supply power to each transducer 1.
Example 5
Referring to fig. 1, on the basis of embodiment 1 or 4, an O-ring 7 is arranged between the pressure-bearing housing 2 and the sealing cover 4.
The sealing cover 4 is connected with the pressure-bearing shell 2 through screws, an O-shaped ring 7 is arranged between the sealing cover 4 and the pressure-bearing shell 2, the sealing performance between the sealing cover 4 and the pressure-bearing shell 2 is improved, and the wiring of each transducer 1 is protected.
Example 6
Referring to fig. 1, in addition to embodiment 1 or 5, a butt hole 401 is provided on the rear end surface of the seal cover 4.
The butt joint hole 401 is used for vulcanizing the acoustic rubber sleeve 5, the whole deepwater linear transducer array structure is assembled, then the whole device is arranged in a mold through the butt joint hole 401 for vulcanization, and the acoustic rubber sleeve 5 forms a net-shaped polymer structure through the linear polymer material through a cross-linking effect.
Example 7
Referring to fig. 1, on the basis of embodiment 1, the pressure-bearing housing 2 and the sealing cover 4 are made of a titanium alloy material.
The pressure-bearing shell 1 and the sealing cover 4 are made of titanium alloy, so that corrosion is prevented, the pressure-bearing capacity can be further improved, and the weight is light.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims. The components and structures of the present embodiments that are not described in detail are known in the art and are not described in detail herein.
Claims (7)
1. A deep water linear transducer array structure, comprising:
a transducer (1), the transducer (1) having a crystal stack (101) and a front cover plate (102), the front cover plate (102) having a diameter larger than a diameter of the crystal stack (101);
the crystal stacking device comprises a pressure-bearing shell (2), wherein a plurality of mounting holes (201) are formed in the front end face of the pressure-bearing shell (2), and a crystal stack (101) is arranged in the mounting holes (201);
the sound baffle (3) is installed at the front end of the pressure-bearing shell (2), a plurality of installation through holes (301) corresponding to the installation holes (201) are formed in the end face of the sound baffle (3), and each front cover plate (102) is arranged in each installation through hole (301);
the sealing cover (4), the said sealing cover (4) is set up in the rear end of the said pressure-bearing body (2);
the sound-transmitting rubber sleeve (5) covers the sound baffle (3), the pressure-bearing shell (2) and the sealing cover (4).
2. The deep water linear transducer array structure according to claim 1, further comprising a shock absorbing pad (6), wherein the shock absorbing pad (6) is arranged between the bearing shell (2) and the sound baffle (3), a plurality of through holes are arranged on the shock absorbing pad (6), and the crystal pile (101) penetrates through the through holes on the shock absorbing pad (6) and extends into the mounting hole (201).
3. The deep water linear transducer array structure according to claim 1, characterized in that the edge of the rear end face of the sealing cover (4) is provided with a sealing groove (402), and the edge of the acoustically transparent rubber sleeve (5) is buckled into the sealing groove (402).
4. The deep water linear transducer array structure according to claim 1, characterized by further comprising a connector (8), the connector (8) being arranged at the rear end of the sealing cover (4), the connector (8) being electrically connected with each transducer (1).
5. Deep water linear transducer matrix structure according to claim 4, characterized in that an O-ring (7) is arranged between the pressure-bearing housing (2) and the sealing cover (4).
6. Deep water linear transducer array structure according to claim 4, characterized in that the sealing cover (4) is provided with a docking hole (401) on its back end face.
7. The deep water linear transducer array structure according to claim 1, characterized in that the pressure-bearing housing (2) and the sealing cover (4) are made of titanium alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123181635.0U CN216869592U (en) | 2021-12-17 | 2021-12-17 | Deep water linear transducer array structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123181635.0U CN216869592U (en) | 2021-12-17 | 2021-12-17 | Deep water linear transducer array structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216869592U true CN216869592U (en) | 2022-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123181635.0U Active CN216869592U (en) | 2021-12-17 | 2021-12-17 | Deep water linear transducer array structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216869592U (en) |
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2021
- 2021-12-17 CN CN202123181635.0U patent/CN216869592U/en active Active
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