CN114688433B - Sensor protection device and sensor assembly method adopting same - Google Patents
Sensor protection device and sensor assembly method adopting same Download PDFInfo
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- CN114688433B CN114688433B CN202210286737.9A CN202210286737A CN114688433B CN 114688433 B CN114688433 B CN 114688433B CN 202210286737 A CN202210286737 A CN 202210286737A CN 114688433 B CN114688433 B CN 114688433B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
Abstract
The invention discloses a sensor protection device and a sensor assembly method adopting the same, wherein the device comprises: the sensor comprises an inner pipe, a sleeve, an inner pipe flange, a sleeve flange and a sensor fixing piece. The inner pipe flange is fixedly arranged at one end of the inner pipe, the sleeve pipe flange is fixedly arranged at one end of the sleeve pipe, and the inner pipe can penetrate through the sleeve pipe after the inner pipe flange is fixedly connected with the sleeve pipe flange; the sensor fixing part is used for fixedly mounting a sensor, one end of the sensor fixing part is fixedly mounted in one end of the inner pipe, which is far away from the inner pipe flange, and the other end of the sensor fixing part extends out of the inner pipe and extends towards one end, which is far away from the inner pipe flange, along the axial direction of the inner pipe; the inner pipe, the central through hole of the inner pipe flange and the central through hole of the sleeve flange are used for penetrating through a transmission cable of the sensor. The protection device has the advantages that the sensors are easy to arrange and are not easy to be damaged by water flow and the like.
Description
Technical Field
The invention belongs to the technical field of impact resistance protection, and particularly relates to a sensor protection device and a sensor assembly method adopting the same.
Background
Underwater explosion is one of the biggest threats to the vitality of surface ships and underwater ships, underwater explosion can be subdivided into underwater near-field explosion, underwater middle far-field explosion and underwater far-field explosion according to the distance between an explosive and a target, and the damage conditions of the underwater explosion and the underwater ship caused by the underwater explosion are different. The research on far-field explosion in underwater is quite complete. In contrast, many blind areas exist in the field of underwater near-field explosion. The underwater near-field explosion load is extremely complex, comprises shock wave load, bubble pulsation load, cavitation load and water jet load, the loads have no strict action time sequence difference, the loads are strong in coupling performance and cause combined damage response to the water surface and underwater ships, and the research on the underwater near-field explosion damage effect is more complex. At present, laboratory small-scale tests are adopted in underwater near-field explosion test researches of various countries in the world, and most of action targets are equivalent round target plates, square plates and reinforced square plates. However, small-scale laboratory tests and integral and local scaling tests cannot restore the real situation that large-scale water surface and underwater vessels are integrally damaged under the action of near-field underwater explosion, so that the real-ship underwater near-field explosion test is imperative.
However, the underwater near-field explosion test of a real ship is greatly influenced by sea conditions (such as wind waves causing the test ship to pitch up and down, and great water flow can be formed around the test ship when the test ship runs), so that the underwater shock wave sensor for detecting explosion shock waves is difficult to arrange, and sensitive components of the shock wave sensor are fragile and easy to be influenced by the high-speed water flow impact of the test ship after entering water, and a transmission cable which is in signal connection with data acquisition equipment is also easy to be impacted by the high-speed water flow and influenced by the explosion shock waves to be wound or broken, so that the cable is caused to cause the load of the underwater near-field explosion shock waves to be inaccurately measured, and therefore, a set of underwater near-field explosion shock wave sensor protection device is urgently needed.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a sensor protection device and a sensor assembling method using the same, which are capable of facilitating the deployment of sensors in underwater near-field explosion real ship tests and protecting transmission cables and sensitive elements.
In order to realize the purpose, the technical scheme adopted by the sensor protection device is as follows:
a sensor protection device, comprising: the sensor comprises an inner pipe, a sleeve, an inner pipe flange, a sleeve flange and a sensor fixing piece;
the inner pipe flange is fixedly arranged at one end of the inner pipe, the sleeve pipe flange is fixedly arranged at one end of the sleeve pipe, and the inner pipe can penetrate through the sleeve pipe after the inner pipe flange is fixedly connected with the sleeve pipe flange;
the sensor fixing part is used for fixedly mounting a sensor, one end of the sensor fixing part is fixedly mounted in one end of the inner pipe, which is far away from the inner pipe flange, and the other end of the sensor fixing part extends out of the inner pipe and extends towards one end, which is far away from the inner pipe flange, along the axial direction of the inner pipe;
the inner pipe, the central through hole of the inner pipe flange and the central through hole of the sleeve flange are used for penetrating through a transmission cable of the sensor.
Furthermore, an inner pipe limiting ring is fixedly arranged on the outer wall of the inner pipe;
the axis of the inner tube limiting ring coincides with the axis of the inner tube, and the inner diameter of the inner tube limiting ring is larger than the outer diameter of the inner tube and used for radially limiting the inner tube.
Further, the sensor fixing piece is a triangular solid steel column;
one end of the triangular solid steel column is connected to the inner pipe through a first outer side edge in a welding mode;
the outer side face, opposite to the first outer side edge, of the triangular solid steel column is used for fixedly mounting the sensor;
when the inner pipe is arranged in the sleeve in a penetrating mode, the first outer side edge faces the direction of the bow of the test ship and is used for reducing water flow impact on the sensor when the sensor moves along with the test ship.
Further, still including fixed mounting in the sensor spacing ring of the solid steel column of triangle, the sensor spacing ring is used for radially carrying on spacingly to the sensor.
Further, the test device also comprises an I-shaped steel fixedly connected with the outer wall of the sleeve, and the I-shaped steel is used for being fixedly connected with a test ship.
Furthermore, an angle steel is fixedly arranged on the outer side surface of one wing plate of the I-shaped steel;
when the I-shaped steel is fixedly installed on the test ship, the sharp angle of the angle steel faces the direction of the bow of the test ship, and the I-shaped steel is used for reducing the water flow resistance when the I-shaped steel moves along with the test ship.
Furthermore, the axis of the sleeve is parallel to the length extending direction of the I-shaped steel, and the outer wall of the sleeve is fixedly connected with the web plate and the wing plate of the I-shaped steel;
the end face of the sleeve flange connected with the sleeve is attached to the I-shaped end face of the I-shaped steel.
Furthermore, a reinforcing rib is welded between the triangular solid steel column and the inner pipe.
A sensor assembling method adopting the protection device comprises the following steps:
fixedly connecting an inner pipe flange, an inner pipe limiting ring and a triangular solid steel column to the inner pipe, and fixedly connecting a sensor limiting ring to the triangular solid steel column to form a first part;
fixedly connecting the sleeve with a sleeve flange, fixedly connecting the sleeve to the I-shaped steel, and welding and connecting the angle steel to the upstream surface of the I-shaped steel to form a second part;
vertically welding I-shaped steel on one side of a ship board;
the sensor penetrates into the inner pipe from one end of the inner pipe flange, penetrates out of the other end of the inner pipe, penetrates into the two sensor limiting rings, is fixedly installed on the triangular solid steel column, and is ensured to be tightly attached to the surface of the triangular solid steel column;
penetrating one end of a component I provided with a sensor into a sleeve flange and a sleeve, and adjusting hole positions of the sleeve flange and an inner pipe flange to align the two parts so that the sensor is positioned on a back water surface;
and fixedly connecting the sleeve flange and the inner pipe flange together, and enabling a transmission cable of the sensor to be in signal connection with data acquisition equipment.
Further, in the above method, a fishing line may be used to bind the sensor to the triangular solid steel column.
The invention has the following beneficial effects:
1. when the underwater near-field explosion test needs to be carried out, the sleeve in the protection device and the sleeve flange fixedly connected with the sleeve can be fixedly connected to the position, where the sensor needs to be arranged, of a test ship in advance according to working conditions, an operator only needs to fix the sensor on a triangular solid steel column on the test ship, and enables a transmission cable of the sensor to sequentially penetrate through the inner pipe, a central through hole of the inner pipe flange and a central through hole of the sleeve flange, then the inner pipe is placed into the sleeve fixed on the test ship, the inner pipe and the sleeve are fixedly connected together through the inner pipe flange and the sleeve flange, and the transmission cable of the sensor is in signal connection with data acquisition equipment, so that the underwater near-field explosion test is simple to operate, and the transmission cable is accommodated in the inner pipe and is not easy to wind, tear or be impacted by high-speed water flow;
in addition, the sleeve and the inner pipe are used jointly, so that the energy generated by the underwater near-field explosion can be absorbed after passing through the sleeve and then transmitted to the inner pipe, and the inner pipe is fixed at one end provided with the inner pipe flange, so that the other end of the inner pipe provided with the sensor can shake in the sleeve at the moment to consume most of the energy of the shock wave, the energy of the shock wave is prevented from directly acting on the sensor and a transmission cable thereof, and the protection effect is achieved.
2. The sensor protection device of the invention is provided with the inner tube limiting ring which limits the inner tube in the radial direction on the outer wall of the inner tube, so that the inner tube can be prevented from generating overlarge shaking when moving along with a test ship, and the protection device is more reliable and safer.
3. According to the invention, the triangular solid steel column is used as a sensor fixing part, a long edge of the triangular solid steel column parallel to the axis of the triangular solid steel column faces the direction of the bow (namely the water-facing surface), and the sensor is fixedly arranged on a plane (namely the backwater surface) opposite to the long edge, so that when the sensor moves along with a test ship, a sensitive component part of the sensor is not directly contacted with the water flow on the head, and the sensor is ensured not to be damaged by the water flow in the advancing process of the test ship.
4. According to the invention, the I-steel is arranged on the outer side of the sleeve, so that the I-steel can be welded on the test ship, and the problem that the outer peripheral side of the sleeve is directly fixed on the test ship and is unreliable due to small contact area is solved; the angle steel which is welded on the outer side of the other wing plate of the I-steel and faces the direction of the bow can reduce the water flow resistance when the I-steel moves along with a test ship; the area between the two wing plates of the I-shaped steel can be used for fixing the mounting sleeve, so that the impact of water flow on the sensor can be reduced, and the sensor is protected to a certain extent.
5. The axial line of the sleeve is arranged in parallel with the length extending direction of the I-shaped steel, the outer wall of the sleeve is fixedly connected with the web plate and the wing plate of the I-shaped steel, and meanwhile, the end face, connected with the sleeve, of the sleeve flange is attached to the I-shaped end face of the I-shaped steel, so that the I-shaped steel plays a supporting role on the inner pipe and the sleeve, and the inner pipe and the sleeve are better stressed and more firm to install.
Drawings
Figure 1 is a top view of the protective device of the present invention after installation on a test vessel;
FIG. 2 is a longitudinal cross-sectional view of the inner tube and sleeve of FIG. 1 after assembly;
FIG. 3 is a schematic representation of shock wave pressure versus time as measured using the protective device of FIG. 1;
the sensor comprises 1-I-shaped steel, 2-sleeves, 3-inner pipes, 4-sleeve flanges, 5-inner pipe flanges, 6-inner pipe limiting rings, 7-angle steel, 8-triangular solid steel columns, 9-reinforcing ribs and 10-sensor limiting rings.
Detailed Description
The invention is described in detail below by way of example with reference to the accompanying drawings.
The embodiment of the invention provides a sensor protection device and a sensor assembly method adopting the same, and the core idea is as follows: the sleeve 2 is vertically and fixedly arranged at the position of a test ship needing to be provided with a sensor in advance, then the inner pipe 3 fixed with the sensor is placed into the sleeve 2, and the inner pipe 3 and the sleeve 2 are fixed.
Based on the basic idea, the invention provides the following specific embodiments:
a sensor protection device, as shown in fig. 1 and 2, the device comprising: inner tube 3, sleeve pipe 2, inner tube flange 5, sleeve pipe flange 4 and sensor mounting. The sensor fixing part is used for fixedly mounting a sensor, one end of the sensor fixing part is fixedly mounted in one end, away from the inner pipe flange 5, of the inner pipe 3, and the other end of the sensor fixing part extends out of the inner pipe 3 and extends towards one end, away from the inner pipe flange 5, of the inner pipe 3 along the axial direction of the inner pipe 3; the central through holes of the inner pipe 3 and the inner pipe flange 5 and the central through hole of the sleeve flange 4 are used for penetrating a transmission cable of the sensor.
When the underwater near field explosion test is required to be carried out by the sensor protection device, the sleeve 2 and the sleeve flange 4 in the protection device can be fixedly connected to the position of a test ship where the sensor needs to be arranged according to working conditions in advance, an operator only needs to fix the sensor on the test ship on a triangular solid steel column 8 and enable a transmission cable of the sensor to sequentially pass through the inner pipe 3, a central through hole of the inner pipe flange 5 and a central through hole of the sleeve flange 4 and then place the inner pipe 3 into the sleeve 2 fixed on the test ship, the inner pipe 3 is fixedly connected with the sleeve 2 through the inner pipe flange 5 and the sleeve flange 4, the transmission cable of the sensor is connected with a data acquisition device through signals, the operation is simple, and the transmission cable is accommodated in the inner pipe 3 and is not easy to wind, tear or be impacted by high-speed water flow.
In addition, the sleeve 2 and the inner pipe 3 are used together, so that shock waves generated by underwater near-field explosion can be transmitted to the inner pipe 3 after being absorbed by the shock waves after penetrating through the sleeve 2, and the inner pipe 3 is fixed at one end fixedly provided with the inner pipe flange 5, so that the inner pipe 3 can shake in the sleeve 2 to consume most of energy of the shock waves, the energy of the shock waves is prevented from directly acting on a transmission cable, and the effect of protecting the cable is achieved.
As shown in fig. 2, the outer wall of the inner tube 3 is further fixedly provided with an inner tube limiting ring 6, and the axis of the inner tube limiting ring 6 coincides with the axis of the inner tube 3, so as to radially limit the inner tube 3. In this embodiment, the inner tube limiting ring 6 is located at the lower end closer to the sleeve 2 (for the situation that the sleeve 2 is vertically installed on the test ship, the inner tube limiting ring 6 is at the lower end of the sleeve 2), so that the inner tube 3 can be prevented from shaking too much when moving along with the test ship, and the protection device is more reliable and safer.
As shown in fig. 1, in the present embodiment, the sensor fixing member is selected to have a shape adapted to the outer shape of the sensor, such as a strip-shaped square tube or a strip-shaped triangular solid steel column 8, and the strip-shaped sensor fixing member facilitates installation of the sensor. In this embodiment, the strip fastener is selected from a triangular solid steel column 8. More importantly, a long edge of the triangular solid steel column 8 parallel to the axis of the triangular solid steel column is fixedly installed on the inner tube 3 through welding, and when the sensor is installed, the sensor is fixedly installed on a plane opposite to the long edge, and the long edge faces the direction of the bow of the ship when the inner tube 3 penetrates through the sleeve 2.
It can be seen that a long edge of the triangular solid steel column 8 parallel to the axis of the triangular solid steel column faces the direction of the bow (namely, the upstream face), and the sensor is fixedly mounted on a plane (namely, the back face) opposite to the long edge, so that when the sensor moves along with a test ship, sensitive components of the sensor are not in contact with the upstream water flow, and the sensor is prevented from being damaged by the water flow in the advancing process of the test ship. The triangular solid steel column 8 not only facilitates installation of the sensor, but also plays a certain protection role for the sensor.
As shown in fig. 1 and 2, a sensor limiting ring 10 is further arranged on the plane where the sensor is fixedly mounted, the sensor can be bound on the triangular solid steel column 8 by using a fishing line after penetrating through the sensor limiting ring 10, and the sensor limiting ring 10 is used for limiting the sensor so that the sensor is bound more firmly.
As shown in fig. 1, the outer wall of the sleeve 2 is also provided with the i-steel 1, so that the i-steel 1 can be welded on a test ship, and the problem that the outer peripheral side of the sleeve 2 is directly fixed on the test ship and is unreliable due to small contact area is solved; the water flow resistance of the I-steel 1 when moving along with a test ship can be reduced by the angle steel which is welded on the outer side of the other wing plate of the I-steel 1 and faces the direction of the bow; the area between the two wing plates of the I-shaped steel 1 can be used for fixing the mounting sleeve 2, so that the impact of water flow on the sensor can be reduced, and the sensor is protected to a certain extent.
As shown in fig. 1, specifically, in this embodiment, the axis of the sleeve 2 is parallel to the length extending direction of the i-beam 1, the outer wall of the sleeve 2 and the web and the wing of the i-beam 1 are all connected together by welding, and the end face of the sleeve flange 4 connected to the sleeve 2 is attached to the i-beam 1, so that the i-beam 1 supports the inner tube 3 and the sleeve 2, and the inner tube 3 and the sleeve 2 are stressed well and mounted more firmly.
In addition, as shown in fig. 2, a reinforcing rib 9 is welded between the triangular solid steel column 8 and the inner pipe 3 for supporting the triangular solid steel column 8 and increasing the connection strength between the triangular solid steel column and the inner pipe 3.
The sensor assembling method adopting the sensor protection device comprises the following steps:
fixedly connecting an inner pipe flange 5, an inner pipe limiting ring 6 and a triangular solid steel column 8 to an inner pipe 3, and fixedly connecting a sensor limiting ring to the triangular solid steel column 8 to form a first part;
fixedly connecting a sleeve 3 with a sleeve flange 4, fixedly connecting a sleeve 2 to the I-shaped steel 1, and welding an angle steel 7 to the upstream surface of the I-shaped steel 1 to form a second part;
vertically welding the I-shaped steel 1 on one side of a ship board;
the sensor penetrates into the inner pipe from one end of the inner pipe flange 5, penetrates out of the other end of the inner pipe 3, penetrates into the two sensor limiting rings 10, is fixedly installed on the triangular solid steel column 8, and is enabled to be tightly attached to the surface of the triangular solid steel column 8;
penetrating a first part with a sensor into a sleeve flange 4 and a sleeve 2 from one end with the sensor, and adjusting hole positions of the sleeve flange 4 and an inner pipe flange 5 to align the two parts so that the sensor is positioned on a back water surface;
the sleeve flange 4 and the inner pipe flange 5 are fixedly connected together, and a transmission cable of the sensor is in signal connection with data acquisition equipment.
Specifically, can use the fish tape to tie up the sensor in the solid steel column of triangle 8, when binding the sensor on the solid steel column of triangle 8 with the fish tape, ensure that the sensor hugs closely the surface of the solid steel column of triangle 8, the fish tape that twines simultaneously can not be too tight to prevent that the sensor atress is serious, lead to measuring underwater shock wave pressure amplitude too big, the cable part that the sensor exposes in aqueous is glued with epoxy AB and is encapsulated, guarantee that the transmission cable can not lead to breaking away from with the sensitive components and parts of sensor because of the hull removes.
Fig. 3 is a schematic diagram of the relationship between the shock wave pressure and the time measured by the protection device. The graph conforms to the waveform characteristics of actual shock waves, and the peak value is also matched with a theoretical value, so that the reliability of the sensor protection device provided by the invention is verified. Under the condition of complex sea conditions, the underwater pressure load of the underwater near-field explosion real ship test can be accurately obtained by using the sensor protection device.
In summary, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A sensor protection device, comprising: the sensor comprises an inner pipe, a sleeve, an inner pipe flange, a sleeve flange and a sensor fixing piece;
the inner pipe flange is fixedly arranged at one end of the inner pipe, the sleeve pipe flange is fixedly arranged at one end of the sleeve pipe, and the inner pipe can penetrate through the sleeve pipe after the inner pipe flange is fixedly connected with the sleeve pipe flange;
the sensor fixing part is used for fixedly mounting a sensor, one end of the sensor fixing part is fixedly mounted in one end of the inner pipe, which is far away from the inner pipe flange, and the other end of the sensor fixing part extends out of the inner pipe and extends towards one end, which is far away from the inner pipe flange, along the axial direction of the inner pipe;
the inner pipe, the central through hole of the inner pipe flange and the central through hole of the sleeve flange are used for penetrating a transmission cable of the sensor;
the outer wall of the inner pipe is also fixedly provided with an inner pipe limiting ring;
the axis of the inner tube limiting ring is overlapped with the axis of the inner tube, and the inner diameter of the inner tube limiting ring is larger than the outer diameter of the inner tube and is used for radially limiting the inner tube;
the sensor fixing piece is a triangular solid steel column;
one end of the triangular solid steel column is welded and connected to the inner pipe through a first outer side edge;
the outer side face, opposite to the first outer side edge, of the triangular solid steel column is used for fixedly mounting the sensor;
when the inner pipe is arranged in the sleeve in a penetrating mode, the first outer side edge faces the direction of the bow of the test ship and is used for reducing water flow impact on the sensor when the sensor moves along with the test ship.
2. The sensor protection device of claim 1, further comprising a sensor retaining ring fixedly mounted to the triangular solid steel post, the sensor retaining ring configured to retain the sensor in a radial direction.
3. The sensor protection device of claim 2, further comprising an i-beam fixedly attached to the outer wall of the sleeve, the i-beam adapted for fixed attachment to a test vessel.
4. The sensor protector of claim 3, wherein an angle steel is fixedly mounted on the outer side of one wing plate of the I-shaped steel;
when the I-steel is fixedly installed on the test ship, the sharp angle of the angle steel faces the direction of the bow of the test ship, and the angle steel is used for reducing the water flow resistance when the I-steel moves along with the test ship.
5. The sensor protection device of claim 4, wherein the axis of the sleeve is parallel to the length extension direction of the I-shaped steel, and the outer wall of the sleeve is fixedly connected with the web plate and the wing plate of the I-shaped steel;
the end face of the sleeve flange connected with the sleeve is attached to the I-shaped end face of the I-shaped steel.
6. The sensor protection device of any one of claims 1 to 5, wherein a reinforcing rib is welded between the triangular solid steel column and the inner tube.
7. A sensor assembling method using the sensor protection device according to claim 5, comprising:
fixedly connecting an inner pipe flange, an inner pipe limiting ring and a triangular solid steel column to the inner pipe, and fixedly connecting a sensor limiting ring to the triangular solid steel column to form a first part;
fixedly connecting the sleeve with a sleeve flange, fixedly connecting the sleeve to the I-shaped steel, and welding and connecting the angle steel to the upstream surface of the I-shaped steel to form a second part;
vertically welding I-shaped steel on one side of a ship board;
the sensor penetrates into the inner pipe from one end of the inner pipe flange, penetrates out of the other end of the inner pipe, penetrates into the two sensor limiting rings, is fixedly installed on the triangular solid steel column, and is enabled to be tightly attached to the surface of the triangular solid steel column;
penetrating one end of a component I provided with a sensor into a sleeve flange and a sleeve, and adjusting hole positions of the sleeve flange and an inner pipe flange to align the two parts so that the sensor is positioned on a back water surface;
and fixedly connecting the sleeve flange and the inner pipe flange together, and enabling a transmission cable of the sensor to be in signal connection with data acquisition equipment.
8. An assembly method according to claim 7, wherein the sensors are bound to the triangular solid steel columns using fishing line.
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