Industrial ultrasonic hydrophone and ultrasonic detection system

Abstract

The utility model relates to an industrial ultrasonic hydrophone and ultrasonic detection system, which comprises a shell, a processing unit, a voiceprint pickup, an output line group and a traction device, the processing unit and the voiceprint pickup are respectively arranged in the shell, the traction device is sleeved on the outer side of the output line group, and the voiceprint pickup is arranged in the shell. One end of the traction device is connected with one end of the shell, the voiceprint pickup is electrically connected with one end of the processing unit, and the other end of the processing unit is electrically connected with the output line set. The output line group comprises an analog signal output line and a digital signal output line which are electrically connected with the processing unit, a first connector connected with the other end of the analog signal output line, and a second connector connected with the other end of the digital signal output line. According to the industrial ultrasonic hydrophone and the ultrasonic detection system, the leakage condition of underwater molten aluminum is detected more accurately and reliably, the industrial ultrasonic hydrophone and the ultrasonic detection system are adaptive to analysis devices with more different interfaces, the traction device not only provides outer layer protection for the output line group, but also provides traction for the shell, and the service life of the shell is prolonged. And the stable connection between the output line group and the analysis device is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of ultrasonic detection, in particular to an ultrasonic hydrophone and an ultrasonic detection system for industrial use. Background Art

[0002] With the continuous improvement of China's industrial manufacturing technology, the risks faced in the process of enterprise safe production have attracted more and more attention. Especially in the deep-well casting industry of aluminum processing, the leakage of molten aluminum is a high-risk point in the deep-well casting process; once the high-temperature molten aluminum leaks and comes into improper contact with cooling water, it will lead to an explosion accident, with extremely high safety risks; at present, the existing detection devices are mainly connected to analysis devices such as computers through an independent output line and cannot adapt to more different transmission methods; moreover, the detection devices are directly placed in the deep well through the suspension traction of the output line, and the pulling between the output line and the external device is likely to cause the connection between the two to become loose and the output line to break due to the force.

[0003] It can be seen that the existing technology still needs to be improved. Summary of the Utility Model

[0004] In view of the above deficiencies of the existing technology, the purpose of the present utility model is to provide an ultrasonic hydrophone and an ultrasonic detection system for industrial use, so as to solve the problems that the output line of the existing detection device cannot adapt to different transmission methods and the connection between the output line and the external device becomes loose due to the consideration of traction.

[0005] In order to achieve the above purpose, the present utility model adopts the following technical solutions:

[0006] An ultrasonic hydrophone for industrial use includes a housing, a processing unit, a sound pattern pick-up, an output line group and a traction device. The processing unit and the sound pattern pick-up are respectively arranged inside the housing. The traction device is sleeved outside the output line group. One end of the traction device is connected to one end of the housing. The sound pattern pick-up is electrically connected to one end of the processing unit. The other end of the processing unit is electrically connected to the output line group. The output line group includes an analog signal output line and a digital signal output line respectively electrically connected to the processing unit, a first connector connected to the other end of the analog signal output line, and a second connector connected to the other end of the digital signal output line.

[0007] For the ultrasonic hydrophone for industrial use as described above, the analog signal output line is an optical signal output line, and the digital signal output line is an IP signal output line.

[0008] An ultrasonic hydrophone for industrial use as described above, wherein the traction device includes a fixed seat, a first connector, a second connector and a connecting sleeve respectively sleeved on the output wire group, the first connector is detachably connected to the outer shell, the second connector is clamped on the fixed seat, and both ends of the connecting sleeve are connected to the first connector and the second connector respectively.

[0009] An ultrasonic hydrophone for industrial use as described above, wherein a connecting seat protrudes upward at one end of the outer shell, an external thread is provided on the periphery of the connecting seat, and an internal thread corresponding to the external thread is provided on the inner side of the first connector.

[0010] An ultrasonic hydrophone for industrial use as described above, wherein a clamping groove is provided above the fixed seat, communication grooves communicating with the clamping groove are respectively provided on the front and rear sides of the fixed seat, the second connector is clamped in the clamping groove, and the connecting sleeve is arranged through the communication grooves.

[0011] An ultrasonic detection system includes a plurality of ultrasonic hydrophones as described above, a switch, a computer and a cloud server which are electrically connected in sequence, and the plurality of ultrasonic hydrophones are respectively electrically connected to the switch through the output wire group.

[0012] An ultrasonic detection system as described above, and the ultrasonic detection system includes 4 of the ultrasonic hydrophones.

[0013] Beneficial effects:

[0014] An ultrasonic hydrophone for industrial use of the present utility model includes an outer shell, a processing unit, a sound pattern pickup, an output wire group and a traction device. The ultrasonic hydrophone is placed in a deep well, and the sound pattern pickup obtains the sound information of the underwater aluminum liquid. The processing unit performs noise reduction and analog-to-digital conversion on the sound information. The output wire group transmits the signal processed by the processing unit to an analysis device. The output wire includes an analog signal output wire, a digital signal output wire, a first connector and a second connector, and different output ends can be selected for signal output. And the traction device is sleeved on the outside of the output wire group, playing a role of isolation and protection to a certain extent. One end of the traction device is fixedly connected to the outside, and the other end is connected to the outer shell, avoiding the gravity of the outer shell and the components inside the outer shell acting on the output wire group, avoiding breaking the output wire group or causing the connection between the output wire group and the analysis device to become loose. The ultrasonic hydrophone of the present application can more accurately and reliably detect the leakage of underwater aluminum liquid, and at the same time, is adapted to analysis devices with more different interfaces. Further, the traction device not only provides an outer layer protection for the output wire group, but also provides traction for the outer shell to ensure the stable connection between the output wire group and the analysis device. Description of the drawings

[0015] Figure 1 It is a structural schematic diagram of the ultrasonic hydrophone provided by the utility model;

[0016] Figure 2 A cross-sectional view of the ultrasonic hydrophone provided by the utility model;

[0017] Figure 3 It is a structural schematic diagram of the ultrasonic detection system provided by the utility model;

[0018] Reference numerals: 1, housing; 11, connection seat; 2, first processing board; 3, second processing board; 4, voiceprint pickup; 5, output line group; 51, analog signal output line; 52, digital signal output line; 6, traction device; 61, fixing seat; 62, first connecting piece; 63, second connecting piece; 64, connecting sleeve; 611, card slot; 612, connecting slot; 7, switch; 8, computer; 9, cloud server. Specific implementation method

[0019] The utility model provides an industrial ultrasonic hydrophone and an ultrasonic detection system. In order to make the purpose, technical solution and effect of the utility model clearer and more specific, the utility model is further described in detail with reference to the accompanying drawings and examples.

[0020] In the description of the present invention, it should be understood that the terms "top", "bottom", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, and should not be understood as limiting the present invention; in addition, the terms "installation", "connection", etc. should be understood in a broad sense, and ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to specific circumstances.

[0021] If Figures 1 - 3 As shown, the embodiment of the present application proposes an industrial ultrasonic hydrophone, comprising a housing 1, a processing unit, a soundprint pickup 4, an output line group 5 and a traction device 6, wherein the processing unit and the soundprint pickup 4 are respectively arranged in the housing 1, and the traction device 6 is sleeved on the outside of the output line group 5, one end of the traction device 6 is connected to one end of the housing 1, the soundprint pickup 4 is electrically connected to one end of the processing unit, and the other end of the processing unit is electrically connected to the output line group 5, and the output line group 5 includes an analog signal output line 51 and a digital signal output line 52 respectively electrically connected to the processing unit, a first connector connected to the other end of the analog signal output line 51, and a second connector connected to the other end of the digital signal output line 52.

[0022] An industrial ultrasonic hydrophone of the present utility model includes a housing 1, a processing unit, a sound pattern pickup 4, an output wire group 5, and a traction device 6. The ultrasonic hydrophone is placed in a deep well. The sound pattern pickup 4 acquires the sound information of the molten aluminum liquid underwater. The processing unit performs noise reduction and analog-to-digital conversion on the sound information. The output wire group 5 transmits the signal processed by the processing unit to an analysis device. The output wire group 5 includes an analog signal output wire 51, a digital signal output wire 52, a first connector, and a second connector, and different output terminals can be selected for signal output. And the traction device 6 is sleeved outside the output wire group 5, playing a role of isolation and protection. One end of the traction device 6 is fixedly connected to the outside, and the other end is connected to the housing 1, avoiding the gravity of the housing 1 and the components inside the housing 1 acting on the output wire group 5, avoiding breaking the output wire group 5 or causing the connection between the output wire group 5 and the analysis device to become loose. The ultrasonic hydrophone of the present application can more accurately and reliably detect the leakage of molten aluminum liquid underwater, and at the same time, it is adapted to more analysis devices with different interfaces. Further, the traction device 6 not only provides outer protection for the output wire group 5, but also provides traction for the housing 1 to ensure the stable connection between the output wire group 5 and the analysis device.

[0023] Among them, the processing unit includes a first processing board 2 and a second processing board 3. The first processing board 2 and the second processing board 3 are respectively circuit boards. A first shielding box and an analog-to-digital converter are integrated on the first processing board 2. A second shielding box and a processing box are integrated on the second processing board 3. A preamplifier, a band-pass filter, an automatic gain controller, and a buffer are sequentially arranged in the processing box along the signal input and output direction. The circuit board, the first shielding box, the analog-to-digital converter, the second shielding box, the preamplifier, the band-pass filter, the automatic gain controller, and the buffer are all prior arts. The sound pattern pickup 4 acquires the sound information of the molten aluminum liquid underwater. The second processing board 3 improves the quality of the sound information acquired by the sound pattern pickup 4, and then the first processing board 2 performs analog-to-digital conversion on the signal output by the second processing board 3.

[0024] The analog signal output wire 51 is an optical signal output wire, and the digital signal output wire 52 is an IP signal output wire. According to the model of the receiving end, as well as the transmission capacity and transmission speed during actual use, different transmission methods can be selected for signal transmission, with higher adaptability.

[0025] The traction device 6 includes a fixed seat 61, a first connecting member 62, a second connecting member 63 and a connecting sleeve 64 which are respectively sleeved on the output wire group 5. The first connecting member 62 is detachably connected to the housing 1. The second connecting member 63 is snap-fitted on the fixed seat 61. Both ends of the connecting sleeve 64 are respectively connected to the first connecting member 62 and the second connecting member 63. The connecting sleeve 64 is sleeved outside the output wire group 5 to isolate the output wire group 5 from the outside world, avoiding the insulation layer of the output wire group 5 from being damaged or the output wire group 5 from breaking due to bumping and friction with the outside world. And one end of the connecting sleeve 64 is connected to the housing 1 through the first connecting member 62, and the other end of the connecting sleeve 64 is snap-fitted to the fixed seat 61 through the second connecting member 63, so the disassembly and assembly are quick.

[0026] One end of the housing 1 is convexly provided with a connecting seat 11. The circumferential side of the connecting seat 11 is provided with an external thread. The inner side of the first connecting member 62 is correspondingly provided with an internal thread for the external thread. The first connecting member 62 and the housing 1 are connected by threads. Compared with connection methods such as screws, screw connection requires disassembling and assembling multiple screws. The structure of this application ensures firm connection while being convenient and quick for disassembly and assembly.

[0027] A snap-fitting groove 611 is provided above the fixed seat 61. Communication grooves 612 communicating with the snap-fitting groove 611 are respectively provided on the front and rear sides of the fixed seat 61. The second connecting member 63 is snap-fitted in the snap-fitting groove 611. The connecting sleeve 64 passes through the communication grooves 612. By using the weights of the housing 1, the first processing board 2, the second processing board 3 and the voiceprint pickup 4, and the weights of part of the output wire group 5, the second connecting member 63 is subjected to a downward pulling force, so that the second connecting member 63 is snap-fitted and fixed in the snap-fitting groove 611, without the need for an additional locking structure, reducing the costs of processing production and later maintenance and replacement.

[0028] Please refer to Figure 3 , this application also correspondingly provides an ultrasonic detection system, which includes a plurality of ultrasonic hydrophones as described above, and a switch 7, a computer 8 and a cloud server 9 that are electrically connected in sequence. A plurality of the ultrasonic hydrophones are respectively electrically connected to the switch 7 through the output wire group 5. This ultrasonic detection system includes 4 of the ultrasonic hydrophones. The leakage of molten aluminum is detected by the 4 ultrasonic hydrophones. The switch 7 forwards the signals of each ultrasonic hydrophone, which are displayed and analyzed by the computer 8 and uploaded to the cloud server 9 for storage and backup, and users can access the cloud server 9 through a mobile device to search for relevant data.

[0029] Among them, the computer 8 includes a computer with an STM32 system.

[0030] It is understandable that for those of ordinary skill in the art, equivalent substitutions or changes can be made according to the technical solution of the present utility model and its inventive concept, and all such changes or substitutions shall fall within the protection scope of the present utility model.

Claims

1. An industrial ultrasonic hydrophone, characterized in that: The invention comprises a housing (1), a processing unit, a voiceprint pickup (4), an output line group (5) and a traction device (6), wherein the processing unit and the voiceprint pickup (4) are respectively arranged in the housing (1), the traction device (6) is sleeved on the outside of the output line group (5), one end of the traction device (6) is connected to one end of the housing (1), the voiceprint pickup (4) is electrically connected to one end of the processing unit, the other end of the processing unit is electrically connected to the output line group (5), and the output line group (5) comprises an analog signal output line (51) and a digital signal output line (52) respectively electrically connected to the processing unit, a first connector connected to the other end of the analog signal output line (51), and a second connector connected to the other end of the digital signal output line (52).

2. An industrial ultrasonic hydrophone according to claim 1, characterized in that: The analog signal output line (51) is an optical signal output line, and the digital signal output line (52) is an IP signal output line.

3. An industrial ultrasonic hydrophone according to claim 1, characterized in that: The traction device (6) comprises a fixing seat (61), and a first connecting member (62), a second connecting member (63) and a connecting sleeve (64) respectively sleeved on the output line group (5), wherein the first connecting member (62) is detachably connected to the housing (1), the second connecting member (63) is snap-connected to the fixing seat (61), and two ends of the connecting sleeve (64) are respectively connected to the first connecting member (62) and the second connecting member (63).

4. An industrial ultrasonic hydrophone according to claim 3, characterized in that: A connecting seat (11) is protrudingly provided on one end of the housing (1), an external thread is provided on the circumference of the connecting seat (11), and an internal thread is provided on the inner side of the first connecting member (62) corresponding to the external thread.

5. An industrial ultrasonic hydrophone according to claim 4, characterized in that: A clamping groove (611) is provided above the fixing seat (61), and connecting grooves (612) connected to the clamping groove (611) are respectively provided on the front and rear sides of the fixing seat (61), the second connecting member (63) is clamped in the clamping groove (611), and the connecting sleeve (64) is passed through the connecting groove (612).

6. An ultrasonic detection system, characterized in that: It comprises a plurality of ultrasonic hydrophones as claimed in any one of claims 1 to 5, and a switch (7), a computer (8) and a cloud server (9) which are electrically connected in sequence, wherein the plurality of ultrasonic hydrophones are electrically connected to the switch (7) respectively.

7. An ultrasonic detection system according to claim 6, characterized in that: The ultrasonic detection system includes four of the ultrasonic hydrophones.

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