An underwater multi-channel data acquisition transmission system and method

Abstract

The application discloses an underwater multi-channel data acquisition and transmission system and method, and relates to the technical field of data acquisition devices. In the process of completing detection work and retracting and rising, the data transmission and acquisition device can be cleaned and protected automatically by a synchronous protection and cleaning assembly after rising to the inner side of the protective sleeve, and the cover is closed by a synchronous opening and closing assembly after entering the inner side of the protective sleeve, so that the whole data transmission and acquisition device is closed, the effect of automatically cleaning the data transmission and acquisition device is achieved, manual operation is not needed, manpower is greatly saved, and the sensor and the data transmission and acquisition device can be covered after use, so that the sensor and the whole data transmission and acquisition device are effectively protected.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of data acquisition devices, in particular to an underwater multi-channel data acquisition and transmission system and method. BACKGROUND

[0002] With the continuous development of marine detection / monitoring technology, the monitoring technology is gradually transferred from the laboratory to the field in-situ, and the data acquisition device is an essential core component of underwater in-situ measurement technology.

[0003] According to the underwater multi-channel data acquisition device disclosed by Chinese patent CN109917726A, a watertight installation bin is arranged, and a depth and temperature probe, a data communication connector, an analog signal input connector group, a power supply control switch jack and a power supply connector are arranged on the installation bin; the depth and temperature probe is used for real-time acquisition of the underwater working depth and temperature of the underwater multi-channel data acquisition device during work; the data acquisition card is installed in the installation bin; the data acquisition card comprises an analog-to-digital conversion module, a sampling control module and a power supply conversion module; the analog-to-digital conversion module and the analog signal input connector group are watertightly connected, used for receiving the analog voltage signal transmitted by the analog signal input connector group and converting the analog voltage signal into a digital signal, and realizing multi-channel analog-to-digital conversion. The device has the characteristics of wide applicability, strong portability and low power consumption. The application can provide a multi-channel data acquisition method;

[0004] As described above, in the prior art, multiple sensors are usually nested and fixed on the side wall of a closed shell, and a wireless transmission module is installed inside the shell. The device is put into water for water quality data acquisition. Then the data is transmitted to the water surface receiving end through the wireless transmission module for receiving, so as to realize the effect of water quality detection. However, there are some problems in use: the sensor probe part needs to be cleaned manually after winding, which is troublesome, and the sensor probe part is directly exposed after the device is wound up, which is easy to be damaged during carrying and transportation, thereby reducing the precision of the sensor.

[0005] Therefore, it is necessary to provide an underwater multi-channel data acquisition and transmission system and method to solve the above technical problems. SUMMARY

[0006] (I) Technical problems to be solved

[0007] To solve the above technical problems, the application provides an underwater multi-channel data acquisition and transmission system and method.

[0008] (II) Technical solutions

[0009] In order to achieve the above object, the underwater multi-channel data acquisition and transmission system is realized through the following technical scheme: an underwater multi-channel data acquisition and transmission system, comprising a mounting frame, a wire wheel assembly is installed on the mounting frame, a support plate is also fixed on the mounting frame, the dynamic end of the wire wheel assembly extends through the support plate to the lower side of the support plate and is fixed with a data transmission and acquisition device, a synchronous protection and cleaning assembly is slidably installed on the outer wall of the data transmission and acquisition device, the synchronous protection and cleaning assembly can automatically clean and protect the data transmission and acquisition device when the data transmission and acquisition device rises to the lower side of the support plate, a protective sleeve is also fixed on the bottom of the support plate, a cover plate is rotatably connected to the outer wall of the lower end of the protective sleeve through a shaft pin, a synchronous opening and closing assembly that synchronously drives the cover plate to close during the process of the data transmission and acquisition device rising into the inside of the protective sleeve is slidably installed on the inner wall of the protective sleeve.

[0010] Preferably, the wire wheel assembly comprises a rotating rod, a wire winding wheel, a steel cable, a motor, a synchronous pulley and a synchronous belt, the upper end of the mounting frame is rotatably connected with a rotating rod through a bearing, the middle part of the rotating rod is fixed with a wire winding wheel, the outer wall of the wire winding wheel is wound with a steel cable, the lower end of the steel cable extends into the protective sleeve through the through hole formed on the support plate and is fixed with the data transmission and acquisition device, a motor is also fixed on the mounting frame, the output end of the motor and one end of the rotating rod are both fixed with a synchronous pulley, and the synchronous belt is transmissionally connected between the two synchronous pulleys.

[0011] Preferably, the data transmission and acquisition device comprises a shell, six sensors are fixed at equal angles on the outer wall of the shell, a wireless transmission module is fixed on the top of the shell, and the end of the steel cable is fixed at the middle part of the top of the shell.

[0012] Preferably, the synchronous protection and cleaning assembly comprises a connecting lug, a plug rod, a protective sleeve, a sponge block and a spring, three connecting lugs are fixed at equal angles on the outer wall of the upper end of the data transmission and acquisition device, the inner wall of the connecting lug is slidably connected with a plug rod, the bottom of the three plug rods is fixed with a protective sleeve, six sponge blocks are fixed at equal angles on the inner wall of the protective sleeve, a spring is sleeved on the outer side of the plug rod, one end of the spring is fixed with the outer wall of the connecting lug and the other end is fixed with the outer wall of the plug rod.

[0013] Preferably, the synchronous opening and closing assembly comprises a lifting slide rod, a top plate, a circular hole and a bent strip, the inner wall of the protective sleeve is slidably connected with a lifting slide rod, the top of the lifting slide rod is fixed with a top plate, the middle part of the top plate is formed with a circular hole for avoiding the steel cable, the top of the top plate is in contact with the bottom wall of the support plate, the top of the plug rod is in extrusion contact with the bottom of the top plate, the bottom of the lifting slide rod is rotatably connected with a bent strip through a shaft pin, and the lower end of the bent strip is rotatably connected with the outer wall of the cover plate through a shaft pin.

[0014] Preferably, the inner wall of the protective sleeve is fixed with a connecting frame, and the lifting slide rod is in sliding connection with the inner wall of the connecting frame.

[0015] Preferably, the motor is a worm gear deceleration motor.

[0016] Preferably, mounting holes are formed in the four corners of the bottom of the mounting frame.

[0017] Preferably, the inner wall of the through hole and the inner wall of the circular hole are both provided with a rounded corner.

[0018] The application also provides a method for the underwater multi-channel data acquisition and transmission system, and specifically comprises the following steps:

[0019] S1, fixing the mounting frame on a monitoring ship, and driving the ship to a water area to be detected;

[0020] S2, operating the data transmission and acquisition device below the line wheel assembly to lower it to a required depth for detection, and detecting the water quality of the detection water area through multiple sensors;

[0021] S3, operating the line wheel assembly to raise the data transmission and acquisition device, so that it enters the inner side of the protective sleeve, and cleaning and protecting the detection end of the sensor through the synchronous cleaning and protecting assembly, and finally closing the cover plate through the synchronous opening and closing assembly.

[0022] (Three) beneficial effects

[0023] The application provides an underwater multi-channel data acquisition and transmission system and method. Compared with the prior art, the following beneficial effects are achieved:

[0024] 1. In the process of completing the detection work and folding and rising, the data transmission and acquisition device rises to the inner side of the protective sleeve, and then automatically cleans and protects the sensor through the synchronous cleaning and protecting assembly, and after entering the inner side of the protective sleeve, the cover plate is closed through the synchronous opening and closing assembly, so that the entire data transmission and acquisition device is closed, the effect of automatically cleaning the data transmission and acquisition device is achieved, manual operation is not required, manpower is greatly saved, and after use, the sensor and the data transmission and acquisition device are covered, and the sensor and the entire data transmission and acquisition device are effectively protected.

[0025] 2. The cleaning and protecting work is mechanically linked with the rising of the data transmission and acquisition device, a power device does not need to be separately arranged, the production and operation and maintenance cost of the entire system is saved, the closing work of the cover plate and the cleaning and protecting work of the sensor are completed synchronously in the process of rising of the data transmission and acquisition device, do not need to be completed separately and sequentially, the operation steps are greatly saved, the operation time is reduced, and use is more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a schematic diagram of the overall structure of the present application;

[0027] Figure 2 is a schematic diagram of the data transmission collector of the present application;

[0028] Figure 3 is a schematic diagram of the synchronous protection cleaning assembly of the present application;

[0029] Figure 4 is a schematic diagram of the sponge block of the present application;

[0030] Figure 5 is a schematic diagram of the synchronous opening and closing assembly of the present application;

[0031] Figure 6 is a schematic diagram of the synchronous opening and closing assembly of the present application;

[0032] Figure 7 is a schematic diagram of the connection frame position of the present application;

[0033] Figure 8 is a schematic diagram of the wire wheel assembly of the present application;

[0034] Figure 9 is a schematic diagram of the through hole of the present application;

[0035] Figure 10 is a schematic diagram of the round hole of the present application.

[0036] Reference numerals in the drawings: 1, mounting frame; 2, wire wheel assembly; 21, rotating rod; 22, wire winding wheel; 23, steel cable; 24, motor; 25, synchronous pulley; 26, synchronous belt; 3, support plate; 31, through hole; 4, data transmission collector; 41, shell; 42, sensor; 43, wireless transmission module; 5, synchronous protection cleaning assembly; 51, connecting lug; 52, insertion rod; 53, protective sleeve; 54, sponge block; 55, spring; 6, protective sleeve; 7, cover plate; 8, synchronous opening and closing assembly; 81, lifting slide rod; 82, top plate; 83, round hole; 84, bent strip; 9, connection frame; 10, mounting hole. DETAILED DESCRIPTION

[0037] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0038] Embodiment one

[0039] Please refer to Figures 1 to 10 The embodiment of the application provides a technical scheme: a kind of underwater multi-channel data acquisition launch system, including mounting bracket 1, installation hole 10 is set on the bottom four corners of mounting bracket 1, line wheel assembly 2 is installed on mounting bracket 1, one support plate 3 is also fixed on mounting bracket 1, the dynamic end of line wheel assembly 2 extends to the below of support plate 3 and is fixed with data emission collector 4, synchronous protection cleaning assembly 5 is slidably installed on the outer wall of data emission collector 4, synchronous protection cleaning assembly 5 can automatically clean and protect data emission collector 4 when data emission collector 4 rises to the below of support plate 3, the bottom of support plate 3 is also fixed with a protective sleeve 6, the outer wall of the lower end of protective sleeve 6 is rotatably connected with cover plate 7 by shaft pin, the inner wall of protective sleeve 6 is slidably installed with synchronous opening and closing assembly 8 that is synchronous with the process that data emission collector 4 rises into the inside of protective sleeve 6 and drives cover plate 7 to close.

[0040] When using, mounting bracket 1 is fixed on the ship by bolt and other fixing methods, and it is ensured that support plate 3 is extended above water surface, then the ship is driven to travel to the water area to be detected, data emission collector 4 is released by line wheel assembly 2, synchronous protection cleaning assembly 5 removes the protection of sensor 42 in the initial release stage, and sensor 42 is exposed, then it continues to go down, cover plate 7 is opened by synchronous opening and closing assembly 8, finally data emission collector 4 continues to drop into water, and water quality measurement work is carried out, data emission collector 4 is driven to pull up by line wheel assembly 2 after detection is completed, so that it enters the inside of protective sleeve 6, then the probe part of sensor 42 is wiped and cleaned and protected by synchronous protection cleaning assembly 5, finally cover plate 7 is closed, and data emission collector 4 is covered, forming protection;

[0041] The line wheel assembly 2 comprises a rotating rod 21, a take-up wheel 22, a steel cable 23, a motor 24, a synchronous pulley 25 and a synchronous belt 26, the upper end of the mounting frame 1 is rotatably connected with the rotating rod 21 through a bearing, the middle part of the rotating rod 21 is fixed with the take-up wheel 22, the outer wall of the take-up wheel 22 is wound with the steel cable 23, the lower end of the steel cable 23 extends into the protective sleeve 6 through the through hole 31 formed on the supporting plate 3 and is fixed with the data transmission collector 4, the inner wall of the through hole 31 is provided with a rounded corner, which can reduce the abrasion of the steel cable 23, the mounting frame 1 is further fixed with the motor 24, the output end of the motor 24 and one end of the rotating rod 21 are both fixed with the synchronous pulley 25, the motor 24 is a worm gear deceleration motor 24, the synchronous belt 26 is transmissionally connected between the two synchronous pulleys 25, the data transmission collector 4 is driven by the driving motor 24 to drive the synchronous pulley 25 to rotate, the two synchronous pulleys 25 are simultaneously rotated through the synchronous belt 26, so that the rotating rod 21 and the take-up wheel 22 are rotated, so that the steel cable 23 is unwound from the take-up wheel 22 or wound on the take-up wheel 22, so as to realize the lifting work of the data transmission collector 4.

[0042] The data transmission collector 4 comprises a shell 41, six sensors 42 are fixed on the outer wall of the shell 41 at equal angles, a wireless transmission module 43 is fixed on the top of the shell 41, and the end of the steel cable 23 is fixed at the middle part of the top of the shell 41, the data in the water is collected through the six sensors 42, and then the data is transmitted to the receiving equipment on the water surface through the wireless transmission module 43 for receiving.

[0043] The synchronous protection cleaning assembly 5 includes connecting ears 51, insertion rods 52, protective sleeves 53, sponge blocks 54 and springs 55, three connecting ears 51 are fixed on the outer wall of the upper end of the data transmission collector 4 at equal angles, the inner wall of the connecting ear 51 is slidably connected with the insertion rod 52, the bottom of the three insertion rods 52 is fixed with the protective sleeve 53, the inner wall of the protective sleeve 53 is fixed with six sponge blocks 54 at equal angles, the outer side of the insertion rod 52 is sleeved with a spring 55, one end of the spring 55 is fixed with the outer wall of the connecting ear 51 and the other end is fixed with the outer wall of the insertion rod 52; the synchronous opening and closing assembly 8 includes lifting slide rods 81, top plates 82, round holes 83 and bent strips 84, the inner wall of the protective sleeve 6 is slidably connected with the lifting slide rod 81, the inner wall of the protective sleeve 6 is fixed with the connecting frame 9, the lifting slide rod 81 is slidably connected with the inner wall of the connecting frame 9, the top of the lifting slide rod 81 is fixed with the top plate 82, the middle part of the top plate 82 is formed with the round hole 83 avoiding the steel cable 23, the inner wall of the through hole 31 and the inner wall of the round hole 83 are both provided with a rounded corner, the steel cable 23 passes through the round hole 83, the setting of the rounded corner can reduce the abrasion of the steel cable 23, the top of the top plate 82 is in contact with the bottom wall of the supporting plate 3, the top of the insertion rod 52 is in extrusion contact with the bottom of the top plate 82, the bottom of the lifting slide rod 81 is rotatably connected with the bent strip 84 through a shaft pin, the lower end of the bent strip 84 is rotatably connected with the outer wall of the cover plate 7 through a shaft pin;

[0044] The data emission collector 4 is gradually lowered from the initial position below the inside of the protective sleeve 6, but the upper end of the insertion rod 52 is still capable of abutting against the top plate 82 under the elastic force of the spring 55, and the top plate 82 is abutted against the bottom of the support plate 3, but the insertion rod 52 is upwardly slid relative to the data emission collector 4, and the sensor 42 can be exposed, at this time, the insertion rod 52 and the protective sleeve 53 are at the uppermost position on the data emission collector 4, and at this time, the spring 55 is completely restored, thereafter, the insertion rod 52 and the protective sleeve 53 are moved downward together with the data emission collector 4, thereafter, the top of the movable insertion rod 52 is gradually moved downward, and the top plate 82 is lowered and slid, so that the lifting slide rod 81 is slid downward, and the bent strip 84 releases the cover plate 7, so that the cover plate 7 is opened, and then the data emission collector 4 is completely lowered from the protective sleeve 6 and enters the water, and then during the winding of the steel cable 23 at the end of detection, the data emission collector 4 is completely entered into the protective sleeve 6, the top of the insertion rod 52 is in contact with the top plate 82, thereafter, the data emission collector 4 is continuously moved upward, the insertion rod 52 pushes the top plate 82 upward, so that the lifting slide rod 81 is slid upward, and the bent strip 84 pulls the cover plate 7 to be closed, and when the cover plate 7 completely covers the protective sleeve 6, at this time, the top of the top plate 82 is abutted against the bottom of the support plate 3, and then the top plate 82 is at rest, but the data emission collector 4 is continuously moved upward, and the insertion rod 52 cannot be moved, so that the insertion rod 52 is moved downward relative to the data emission collector 4, so that the protective sleeve 53 covers the sensor 42, and the sponge block 54 can wipe the surface of the sensor 42 during the covering process, so that the cleaning work is realized, finally, the sponge block 54 is staggered with the sensor 42, and the cleaning work is completed, and the double protection of the protective sleeve and the protective sleeve 6 covers the data emission collector 4, so that the data emission collector 4 is protected.

[0045] Embodiment two

[0046] The application also provides a method of the underwater multi-channel data collection and emission system, which is a use method of the underwater multi-channel data collection and emission system, and specifically includes the following steps:

[0047] S1, fixing the mounting frame 1 on the monitoring ship, and driving the ship to the water area to be detected;

[0048] S2, lowering the data emission collector 4 below the line wheel assembly 2 to a required depth for detection, and detecting the water quality of the detection water area by the multiple sensors 42;

[0049] S3, raising the data emission collector 4 by operating the line wheel assembly 2 to make it enter the inside of the protective sleeve 6, cleaning and protecting the detection end of the sensor 42 by the synchronous cleaning and protecting assembly 5, and finally closing the cover plate 7 by the synchronous opening and closing assembly 8.

[0050] Compared with the prior art, the water quality detection work can be completed, and the data emission collector 4 can be automatically cleaned and protected at the end of detection, which greatly saves manpower, guarantees the detection accuracy of the sensor 42, and reduces the damage probability of the data emission collector 4 in the carrying and transportation process.

[0051] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by the person skilled in the art.

[0052] It should be noted that, in this paper, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0053] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An underwater multi-channel data acquisition launch system, characterized by, The application relates to a data transmission and collection device, which comprises a mounting frame (1), a wire wheel assembly (2) mounted on the mounting frame (1), a support plate (3) fixed on the mounting frame (1), a data transmission and collection device (4) fixed on the moving end of the wire wheel assembly (2) and extending to the lower side of the support plate (3), a synchronous protection and cleaning assembly (5) slidably mounted on the outer wall of the data transmission and collection device (4), and a protection sleeve (6) fixed on the bottom of the support plate (3). The wire wheel assembly (2) comprises a rotating rod (21), a wire winding wheel (22), a steel cable (23), a motor (24), a synchronous belt wheel (25) and a synchronous belt (26), the upper end of the mounting frame (1) is rotationally connected with the rotating rod (21) through a bearing, the middle part of the rotating rod (21) is fixed with the wire winding wheel (22), the outer wall of the wire winding wheel (22) is wound with the steel cable (23), the lower end of the steel cable (23) extends into the protection sleeve (6) through a through hole (31) formed in the support plate (3) and is fixed with the data transmission and collection device (4), the mounting frame (1) is further fixed with the motor (24), the output end of the motor (24) and one end of the rotating rod (21) are fixed with the synchronous belt wheel (25), and the two synchronous belt wheels (25) are transmissionally connected with the synchronous belt (26). The data transmission and collection device (4) comprises a shell (41), six sensors (42) are fixed on the outer wall of the shell (41) at equal angles, a wireless transmission module (43) is fixed on the top of the shell (41), and the end of the steel cable (23) is fixed to the middle part of the top of the shell (41). The synchronous protection and cleaning assembly (5) comprises connecting ears (51), plug rods (52), protection sleeves (53), sponge blocks (54) and springs (55), three connecting ears (51) are fixed on the outer wall of the upper end of the data transmission and collection device (4) at equal angles, the inner walls of the connecting ears (51) are slidably connected with the plug rods (52), the bottoms of the three plug rods (52) are fixed with the protection sleeves (53), the inner walls of the protection sleeves (53) are fixed with the six sponge blocks (54) at equal angles, one spring (55) is arranged on the outer side of the plug rod (52), one end of the spring (55) is fixed to the outer wall of the connecting ear (51), and the other end of the spring (55) is fixed to the outer wall of the protection sleeve (53). The synchronous opening and closing assembly (8) comprises a lifting slide rod (81), a top plate (82), a round hole (83) and a bent strip (84), the inner wall of the protective sleeve (6) is slidably connected with the lifting slide rod (81), the top of the lifting slide rod (81) is fixedly connected with the top plate (82), the middle of the top plate (82) is formed with the round hole (83) avoiding the steel cable (23), the top of the top plate (82) is in contact with the bottom wall of the supporting plate (3), the top of the insertion rod (52) is in extrusion contact with the bottom of the top plate (82), the bottom of the lifting slide rod (81) is rotatably connected with the bent strip (84) through an axle pin, and the lower end of the bent strip (84) is rotatably connected with the outer wall of the cover plate (7) through an axle pin.

2. An underwater multichannel data acquisition launch system according to claim 1, characterized in that: The inner wall of the protective sleeve (6) is fixedly connected with the connecting frame (9), and the lifting slide rod (81) is slidably connected with the inner wall of the connecting frame (9).

3. The underwater multichannel data acquisition launch system of claim 1, wherein: The motor (24) is a worm gear deceleration motor.

4. The underwater multichannel data acquisition launch system of claim 1, wherein: The bottom of the mounting rack (1) is provided with mounting holes (10) at four corners.

5. The underwater multichannel data acquisition launch system of claim 1, wherein: The inner wall of the through hole (31) and the inner wall of the round hole (83) are both provided with rounded corners.

6. A method of an underwater multichannel data acquisition launch system, characterized by, The use method of the underwater multi-channel data acquisition and transmission system according to any one of the above claims 1-5, specifically comprises the following steps: S1, fix the mounting rack (1) on the monitoring ship, and drive the ship to the water area to be detected; S2, operate the data transmission collector (4) below the line wheel assembly (2) to make it descend to the required depth for detection, and detect the water quality of the detection water area through the plurality of sensors (42); S3, after detection, operate the line wheel assembly (2) to ascend the data transmission collector (4) to make it enter the inner side of the protective sleeve (6), clean and protect the detection end of the sensor (42) through the synchronous protection and cleaning assembly (5), and finally make the cover plate (7) cover through the synchronous opening and closing assembly (8).

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