Fishing-light complementary photovoltaic prestressed pipe pile

By integrating floating buffer energy storage mechanism and autonomous deviation correction mechanism on the pipe piles of the fishing light complementary system, the problem of easy inclination of the pipe piles during use is solved, and the self-stability and automatic deviation correction function of the pipe piles are realized, which improves the System stability and efficiency.

CN119434254APending Publication Date: 2025-02-14CHINA COMMUNICATIONS COMMUNICATIONS SECOND PUBLIC BUREAU (SHANDONG) CONSTRUCTION CO LTD
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Patent Information

Application Number
CN202411932459.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-26
Publication Date
2025-02-14

AI Technical Summary

Technical Problem

The pipe piles in the existing fishing light complementary system are easily inclined by external influences during use, and cannot be self-adjusted and stable.

Method used

A prestressed pipe pile for fishing light complementary photovoltaics including a floating buffer energy storage mechanism and an autonomous deviation correction mechanism is designed. The floating buffer energy storage mechanism performs multi-stage adjustment through the buffer plate and the connecting spring, and uses water flow power to store energy; the autonomous deviation correction mechanism detects the inclination of the bottom pipe body through an electric telescopic rod and a contact sensor to automatically correct the deviation.

Benefits of technology

It effectively reduces the inclination rate of pipe piles caused by the impact force of water flow, and automatically corrects the inclination through the autonomous deviation correction mechanism, improving the stability and service life of pipe piles.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses a fishing-light complementary photovoltaic prestressed pipe pile, which relates to the technical field of fishing-light complementation, and comprises a connector for fixing a photovoltaic panel, and a bottom pipe body for fixing the connector and placing the connector into water, the floating type buffering energy storage mechanism is used for driving the water body borne by the bottom pipe body to flow for buffering and storing energy through water body fluctuation, and the automatic deviation rectifying mechanism is used for releasing the energy stored by the floating type buffering energy storage mechanism to the bottom pipe body for deviation rectifying. Firstly, the floating type buffering energy storage mechanism is arranged outside the pipe pile to relieve impact force borne by the outside of the pipe pile, the inclination rate of the pipe pile is reduced, secondly, in the process of relieving through the device, water flow power can be used for storing energy and supplying the energy to the automatic deviation rectifying mechanism, and when the inclination angle of the pipe pile reaches a certain degree, the automatic deviation rectifying mechanism is started. And at the moment, the automatic deviation rectifying mechanism can actively intervene, and the inclined pipe pile is straightened.
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Description

Technical Field

[0001] The present invention relates to the technical field of fishery-photovoltaic complementation, and in particular to a prestressed pipe pile for fishery-photovoltaic complementation photovoltaic. Background Art

[0002] Stressed pipe piles refer to concrete pipe piles that have been prestressed by prestressing technology during the manufacturing process. Such piles are usually made of high-strength concrete and high-strength prestressed steel bars or steel wires, and have a high bearing capacity. In the fish-solar complementary system, pipe piles need to be set up first, and then photovoltaic panels are installed on the pipe piles. The existing pipe piles are limited by their structural state, which makes the installation of existing pipe piles inconvenient. During the installation process, since the project is usually located above the water, the pipe pile construction needs to be carried out in the water, which increases the difficulty of construction. The fluidity of the water and the uncertainty of the bottom may affect the stability of the pile foundation and the construction efficiency. The pipe pile does not have a self-stability adjustment effect, resulting in the stability of the pipe pile relying entirely on the control of the construction personnel; Secondly, during the installation of pipe piles, the density of the pipe piles is high. Aquaculture usually requires boats or other floating bodies to pass on the water surface, and photovoltaic pipe piles are densely arranged on the water surface, which is very easy to cause collision problems. Therefore, when designing the safety of pipe piles, it is usually necessary to increase the diameter of the pipe piles to avoid damage to the structure caused by collision. In addition, there are changes in the height of the water surface in the water area, so the force exerted by the water on the pipe piles is also changing, resulting in the pipe piles being tilted due to the force of water flow and loosening of the fixed position during later use, affecting their use. Summary of the invention

[0003] The technical solution of the present invention aims at the technical problem that the existing technical solutions are too single, and provides a solution that is significantly different from the existing technologies. The embodiment of the present invention provides a prestressed pipe pile for fish-light complementary photovoltaic to solve the technical problem that the existing pipe piles will tilt due to external influences when in use, but the existing pipe piles cannot self-adjust.

[0004] The embodiment of the present invention adopts the following technical solution: a prestressed pipe pile for photovoltaic complementary fishery, including a connector for fixing a photovoltaic panel, and also including a bottom pipe body for fixing the connector and placing it in water, a floating buffer energy storage mechanism for driving the bottom pipe body to buffer the water flow and store energy by utilizing water fluctuations, and an autonomous correction mechanism for releasing the energy stored in the floating buffer energy storage mechanism to correct the bottom pipe body, wherein a plurality of guide grooves are provided on the outside of the bottom pipe body, and an embedded body is provided inside the bottom pipe body.

[0005] Furthermore, a plurality of grooves are provided in the inlay, and the connecting portion between two grooves is tapered.

[0006] Furthermore, the floating buffer energy storage mechanism includes a plurality of buffer plates, a semi-open guide groove is provided in the middle of the buffer plate, an arc-shaped guide rod is arranged in the guide groove, the arc-shaped guide rod passes through the semi-open guide groove and is connected to the bottom tube body through a connecting rod, a guide ball is arranged in the guide groove, and the arc-shaped guide rod passes through the guide ball, a resistance block is arranged on the side of the buffer plate, and the contact surface between the buffer plate and the resistance block is an inclined surface, the buffer plate is connected to the bottom tube body, a connecting plate is arranged on the inner wall of the buffer plate, a guide plate is arranged in the guide groove, a connecting spring that can be displaced is arranged between the guide plate and the connecting plate, and an extrusion energy storage cavity is arranged above the connecting spring, and a one-way hole is arranged on the extrusion energy storage cavity.

[0007] Furthermore, there is a gap between two adjacent buffer plates that is larger than the movable amount of the buffer plates.

[0008] Furthermore, the length of the arc-shaped guiding rod is smaller than the length of the guiding groove.

[0009] Furthermore, the upper parts of the buffer plate, guide plate and connecting plate are made of buoyancy materials, such as plastic and silicone, so that half of them are located in the water and the other half are located on the water surface.

[0010] Furthermore, the autonomous deviation-correcting mechanism includes a fixed insertion seat, an external inlay is provided on the fixed insertion seat, the external inlay is hollow, and the external inlay is located in the bottom tube body, a guide rod is provided in the external inlay, an electric telescopic rod is provided at the bottom of the external inlay, a contact sensor is provided on the top outer side of the external inlay, a removable cover is provided at the top of the bottom tube body, an extrusion block that can move up and down is provided on the guide rod, the lower bottom surface of the extrusion block is an arc surface, a reset spring is provided between the extrusion block and the external inlay, and the space above the extrusion block is connected to the extrusion energy storage cavity by a connecting pipe.

[0011] Furthermore, the outer inlay has the same structural shape as the inner inlay, and the outer inlay is made of a plastic material with deformation ability so that it can be deformed.

[0012] Compared with the prior art, the beneficial effects of the present invention are: First, by arranging a number of floating energy storage mechanisms on the outer surface of the pile body and using the buffer plates thereon, the impact force of the water flow can be reduced. At the same time, the buffer plate is divided into two-stage buffering. During the impact of the water flow, the impact force of the water flow changes due to the influence of the external force. Therefore, it is necessary to perform multi-stage adjustment according to the change of the water flow impact power. During one stage of adjustment, the connecting spring is used to achieve a buffering effect. In the process of performing one stage of buffering, the power generated during the water flow impact can also be stored, which plays a role in resource utilization. However, the buffering effect of the connecting spring is limited. During the two-stage buffering connection process, the position and shape of the buffer plate will change, and it will be transformed from being in contact with the bottom pipe body to having a certain inclination angle. At this time, when the water flow impacts the buffer plate at this location, the impact force between the buffer plate and the water flow forms more of a tangent state, thereby being able to transfer the impact force to avoid direct action on the tube; The upper part of the main components of the floating energy storage mechanism is made of buoyant material. The height of the water surface will change in different seasons. If the water surface changes, the position of the force will also change. Therefore, it is changed to have a certain buoyancy. When the water surface height changes, the floating energy storage mechanism can also change accordingly, ensuring that it can play a role in buffering and guiding the impact of the water body and reducing the impact of the water impact on the pile body. Secondly, during use, the autonomous correction mechanism can be used to detect the initially installed bottom tube body. At the same time, in the later use process, if the tilt angle of the bottom tube body is too large, it can be automatically connected to correct it. During use, since the fixed insertion seat has a smaller diameter than the bottom tube body, it can be inserted deeper during the insertion process, so it has better stability. At this time, the fixed insertion seat is the reference. When the bottom tube body is installed on the outside, the position of the bottom cylinder can be judged by the extrusion block therein. If it is tilted, the inner inlay will be inserted into the outer inlay, causing the inner diameter of the outer inlay to change, and the extrusion block cannot move normally. By pressurizing it, it can achieve the effect of resisting the inner inlay. In order to ensure the correction effect, a position detector can also be installed on the extrusion block. When it is always in the middle of the bottom tube body, it means that the tilt angle is too large and cannot be corrected by the device. Human intervention correction is required to achieve an early warning effect. To sum up, during the use of the pipe pile, firstly, a floating buffer energy storage mechanism is set on the outside of the pipe pile to alleviate the impact force on the outside of the pipe pile and reduce the rate of its tilting. Secondly, in the process of using the device to alleviate the impact, the water flow power can also be used to store energy to supply the autonomous correction mechanism. When the tilt angle of the pipe pile reaches a certain degree, the autonomous correction mechanism will actively intervene to straighten the tilted pipe pile. If the tilt angle is too large in an instant and cannot be straightened, a signal can be sent to the staff to enable them to intervene manually. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the main structure of the present invention; Figure 2 It is a schematic diagram of the connection structure between the connector and the floating buffer energy storage mechanism of the present invention; Figure 3 It is a structural schematic diagram of the floating buffer energy storage mechanism of the present invention; Figure 4 It is a schematic diagram of the cross-sectional structure of the bottom tube body of the present invention; Figure 5 For the present invention Figure 4 The enlarged structural diagram at A in the middle; Figure 6 It is a schematic diagram of the cross-sectional structure of the external embedding of the present invention.

[0015] Reference numerals: 1. Connecting body; 2. Bottom tube body; 21. Guide groove; 22. Inlay; 3. Floating buffer energy storage mechanism; 31. Buffer plate; 32. Guide groove; 33. Connecting spring; 34. Resistance block; 35. Arc-shaped guide rod; 36. Guide plate; 37. Extrusion energy storage cavity; 38. Connecting plate; 39. Guide ball; 310. Connecting rod; 4. Self-correcting mechanism; 41. Inlay; 42. Guide rod; 43. Reset spring; 44. Fixed insertion seat; 45. Electric telescopic rod; 46. Contact sensor; 47. Extrusion block; 48. Connecting tube. DETAILED DESCRIPTION

[0016] The technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0017] The components of the embodiments of the present invention generally described and shown in the drawings herein may be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention.

[0018] Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present invention.

[0019] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] Combine the following Figures 1 to 6 As shown, an embodiment of the present invention provides a prestressed pipe pile for fish-photovoltaic complementary photovoltaic, including a connector 1 for fixing a photovoltaic panel, and also including a bottom pipe body 2 for fixing the connector 1 and placed in water, a floating buffer energy storage mechanism 3 for driving the bottom pipe body 2 to buffer the flow of water and store energy by utilizing water fluctuations, and an autonomous correction mechanism 4 for releasing the energy stored in the floating buffer energy storage mechanism 3 to correct the bottom pipe body 2, wherein a plurality of guide grooves 21 are provided on the outer side of the bottom pipe body 2, and an embedded body 22 is provided inside the bottom pipe body 2.

[0022] During operation, when the pipe pile is in use, firstly, a floating buffer energy storage mechanism 3 is arranged on the outside of the pipe pile to relieve the impact force on the outside of the pipe pile and reduce the rate at which the pipe pile tilts. Secondly, in the process of using the device to relieve the impact, the water flow power can also be used to store energy to supply the autonomous correction mechanism 4. When the tilt angle of the pipe pile reaches a certain degree, the autonomous correction mechanism 4 will actively intervene to straighten the tilted pipe pile. If the tilt angle is too large in an instant and cannot be straightened, a signal can be sent to the staff to allow them to intervene manually.

[0023] Specifically, the inlay 22 is provided with a plurality of grooves, and the connecting portion between two grooves is tapered.

[0024] Specifically, the floating buffer energy storage mechanism 3 includes a plurality of buffer plates 31, a semi-open guide groove 32 is provided in the middle of the buffer plate 31, an arc-shaped guide rod 35 is arranged in the guide groove 32, the arc-shaped guide rod 35 passes through the semi-open guide groove 32 and is connected to the bottom tube body 2 through a connecting rod 310, a guide ball 39 is arranged in the guide groove 32, and the arc-shaped guide rod 35 passes through the guide ball 39, a resistance block 34 is arranged on the side of the buffer plate 31, and the contact surface between the buffer plate 31 and the resistance block 34 is an inclined surface, the buffer plate 31 is connected to the bottom tube body 2, a connecting plate 38 is arranged on the inner wall of the buffer plate 31, a guide plate 36 is arranged in the guide groove 21, a connecting spring 33 that can be displaced is arranged between the guide plate 36 and the connecting plate 38, and an extrusion energy storage cavity 37 is arranged above the connecting spring 33, and a one-way hole is opened on the extrusion energy storage cavity 37.

[0025] Specifically, there is a gap between two adjacent buffer plates 31 that is larger than the movable amount of the buffer plates 31 .

[0026] During operation, the floating plate is affected by the impact force of the water flow, and the buffer plate 31 is displaced by the resistance block 34, while the water flows in different directions. Therefore, under the impact of the water flow, it is very likely that one of the buffer plates 31 is displaced. Therefore, a gap for displacement needs to be set between the buffer plates 31.

[0027] Specifically, the length of the arc-shaped guiding rod 35 is smaller than the length of the guiding groove 32 , so that a gap exists between the guiding groove 32 and the arc-shaped guiding rod 35 .

[0028] During operation, when the floating plate is displaced, when the displacement reaches a certain extent, during the displacement process, the arc-shaped guide rod 35 mainly plays the role of a mobile limit. When the limit is released, there is a spherical connection, so that the floating plate can be offset when it is affected by the resistance block 34.

[0029] Specifically, the buffer plate 31 , the guide plate 36 and the upper portion of the connecting plate 38 are all made of buoyancy materials, such as plastic and silica gel.

[0030] Specifically, the autonomous deviation-correcting mechanism 4 includes a fixed insertion seat 44, on which an external inlay 41 is arranged, the external inlay 41 is hollow, and the external inlay 41 is located in the bottom tube body 2, a guide rod 42 is arranged in the external inlay 41, an electric telescopic rod 45 is arranged at the bottom of the external inlay 41, a contact sensor 46 is arranged at the end of the electric telescopic rod 45, a contact sensor 46 is arranged on the outside of the top of the external inlay 41, a detachable cover is arranged at the top of the bottom tube body 2, an extrusion block 47 that can move up and down is arranged on the guide rod 42, the lower bottom surface of the extrusion block 47 is an arc surface, a reset spring 43 is arranged between the extrusion block 47 and the external inlay 41, and the space above the extrusion block 47 is connected to the extrusion energy storage cavity 37 through a connecting pipe 48, and the connecting pipe 48 is a one-way control pipe.

[0031] Specifically, the outer inlay 41 has the same structure and shape as the inner inlay 22 , and the outer inlay 41 is made of a plastic material with deformation ability so that it can be deformed.

[0032] Working principle: During use, the fixed insertion seat 44 is first inserted into the bottom of the water to ensure stable fixation. After the fixed insertion seat 44 is inserted into the bottom of the water, the outer inlay 41 and the guide rod 42 and the extrusion block 47 inside it are synchronized, and then the bottom tube body 2 is inserted from top to bottom into the outer inlay 41. Since the outer inlay 41 has a certain deformation ability, although it is provided with a cone, it will not affect the installation, so that the inner inlay 22 and the outer inlay 41 can be mutually staggered and engaged, and then the photovoltaic panel is connected to the bottom tube body 2 through the connector 1; In the later use process, when the water body is subjected to external force, a certain impact force will be generated. In the process of water flow impact, the impact force of the water flow changes due to the influence of external force. Therefore, it is necessary to perform multi-stage adjustment according to the change of water flow impact power. When performing one stage of adjustment, the connecting spring 33 is used to achieve a buffering effect. At this time, the buffer plate 31 is squeezed by water energy to squeeze the connecting spring 33. At this time, the connecting spring 33 has a buffering effect, and in the process of displacement of the buffer plate 31, the buffer plate 31 will also make the squeezing energy storage cavity 37 work (the squeezing energy storage cavity 37 can be understood as the air pump commonly used in our lives and its principle is similar, but a control valve is provided therein, In the normal energy storage stage, it is closed, so that the connecting pipe 48 is a closed road, and the water can enter the outer inlay 41. The squeezing of the energy storage cavity 37 will inject the water into the outer inlay 41 through the connecting pipe 48, so that the squeezing block 47 in the outer inlay 41 moves down continuously, thereby achieving the effect of energy storage. When the energy is stored at the bottom, no more energy is stored. At this time, the squeezing sensor set at the end of the electric telescopic rod 45 senses the position of the squeezing block 47 and transmits a signal to the controller. At this time, the controller sends a signal to the control valve to open the control valve. At this time, the connecting pipe 48 is connected to the outside world, and the water no longer enters the outer inlay 41, thereby ensuring that the buffer plate 31 can still use the connecting spring 33 for buffering even if the energy storage is completed; When the impact force is too large, the buffering effect of the connecting spring 33 is limited. During the second-stage buffering process, the position and shape of the buffer plate 31 will change, because the buffer plate 31 will contact the abutment block 34 during its movement, and the abutment block abuts against the buffer plate 31 to displace it. The guide ball 39 in the buffer plate 31 moves along the arc-shaped guide rod 35. When it moves to the notch, the deflection limit of the guide ball 39 is released, and the impact force of the water continues to impact the buffer plate 31. At this time, the displacement of the buffer plate 31 is converted into deflection, and the impact force between the buffer plate 31 and the water flow forms a tangent state, so that the impact force can be transferred to avoid direct action on the tubular. With continuous use, the bottom tube body 2 may still be offset. The offset inner inlay 22 will be inserted into the outer inlay 41, thereby deforming the outer inlay 41. The deformed outer inlay 41 is released from the contact sensor 46, and the contact sensor 46 sends a signal to the electric telescopic rod 45. The electric telescopic rod 45 contracts, causing a through hole to appear in the outer inlay 41, which is no longer a sealed space, and water can flow out. At this time, the extrusion block 47 moves upward under the action of the reset spring 43, and the deformed position can be pushed during the upward movement. If the deformation is too large to be reset by the pushing force of the extrusion block 47, the extrusion block 47 sends a signal, and the staff performs manual repair at the same time.

[0033] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A prestressed pipe pile for fish-photovoltaic complementary photovoltaic system, comprising a connector (1) for fixing a photovoltaic panel, characterized in that: It also includes a bottom tube body (2) for fixing the connecting body (1) and placed in water, a floating buffer energy storage mechanism (3) for driving the bottom tube body (2) to buffer the flow of water and store energy using water fluctuations, and an autonomous deviation correction mechanism (4) for releasing the energy stored in the floating buffer energy storage mechanism (3) to correct the deviation of the bottom tube body (2), wherein a plurality of guide grooves (21) are provided on the outside of the bottom tube body (2), and an embedded body (22) is provided inside the bottom tube body (2).

2. The prestressed pipe pile for fish-photovoltaic complementary photovoltaic system according to claim 1, characterized in that: The inlay (22) is provided with a plurality of grooves, and the connecting portion between two grooves is tapered.

3. The prestressed pipe pile for fish-photovoltaic complementary photovoltaic system according to claim 1, characterized in that: The floating buffer energy storage mechanism (3) comprises a plurality of buffer plates (31), a semi-open guide groove (32) is provided in the middle of the buffer plate (31), an arc-shaped guide rod (35) is provided in the guide groove (32), the arc-shaped guide rod (35) penetrates the semi-open guide groove (32) and is connected to the bottom tube body (2) via a connecting rod (310), a guide ball (39) is provided in the guide groove (32), and the arc-shaped guide rod (35) penetrates the guide ball (39), and a side of the buffer plate (31) is provided A resistance block (34) is provided, and the contact surface between the buffer plate (31) and the resistance block (34) is an inclined surface. The buffer plate (31) is connected to the bottom tube body (2). A connecting plate (38) is provided on the inner wall of the buffer plate (31). A guide plate (36) is provided in the guide groove (21). A connecting spring (33) capable of being displaced is provided between the guide plate (36) and the connecting plate (38). An extrusion energy storage cavity (37) is provided above the connecting spring (33), and a one-way hole is provided on the extrusion energy storage cavity (37).

4. The prestressed pipe pile for fish-photovoltaic complementary photovoltaic according to claim 3, characterized in that; There is a gap between two adjacent buffer plates (31) that is greater than the movable amount of the buffer plates (31).

5. The prestressed pipe pile for fish-photovoltaic complementary photovoltaic system according to claim 3, characterized in that: The length of the arc-shaped guide rod (35) is smaller than the length of the guide groove (32).

6. The prestressed pipe pile for fish-photovoltaic complementary photovoltaic system according to claim 3, characterized in that: The buffer plate (31), the guide plate (36) and the upper portion of the connecting plate (38) are all made of buoyancy materials, such as plastic and silica gel.

7. The prestressed pipe pile for fishery-photovoltaic complementary photovoltaic according to claim 1, characterized in that; The autonomous deviation-correcting mechanism (4) comprises a fixed insertion seat (44), an external inlay (41) is arranged on the fixed insertion seat (44), the external inlay (41) is hollow, and the external inlay (41) is located in the bottom tube (2), a guide rod (42) is arranged in the external inlay (41), an electric telescopic rod (45) is arranged at the bottom of the external inlay (41), an extrusion sensor is arranged at the end of the electric telescopic rod (45), a contact sensor (46) is arranged on the outside of the top of the external inlay (41), a detachable cover is arranged at the top of the bottom tube (2), an extrusion block (47) that can move up and down is arranged on the guide rod (42), the lower bottom surface of the extrusion block (47) is an arc surface, a return spring (43) is arranged between the extrusion block (47) and the external inlay (41), and the space above the extrusion block (47) is connected to the extrusion energy storage cavity (37) through a connecting pipe (48).

8. The prestressed pipe pile for fish-photovoltaic complementary photovoltaic system according to claim 7, characterized in that: The external inlay (41) and the internal inlay (22) have the same structural shape, and the external inlay (41) is made of a plastic material with deformation capability so that it can be deformed.