Photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation

Abstract

The present application relates to photovoltaic flexible support cable-stayed foundation system technical field, especially in kind suitable for soft soil foundation photovoltaic flexible support cable-stayed foundation system.The ground soil of the present application is pre-buried with multiple groups of equidistantly arranged pile bodies;the top of the pile body is installed with a support;multiple groups of steel strands are arranged on the multiple groups of supports and are fixedly connected with the supports;multiple groups of photovoltaic panel bodies are sequentially laid and fixed between the two groups of steel strands;one end of the two groups of cable-stayed rods is fixed to the surface of the support on the two outermost groups of pile bodies;four groups of anchor rods are arranged inside the ground soil near the two groups of cable-stayed rods, and the four groups of anchor rods are arranged in a trapezoidal shape as a whole;each clamping plate is arranged between the top of the four groups of anchor rods, and the other end of the two groups of cable-stayed rods is arranged on the clamping plate.The present application can effectively enhance the pull-out resistance of the cable-stayed rod, prevent the pull-out problem caused by weak soil, and the trapezoidal arrangement of the anchor rods helps to disperse the load, reduce the concentration of ground stress, and reduce the risk of ground shear failure.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of photovoltaic flexible support cable-stayed foundation system, and particularly relates to a photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation. BACKGROUND

[0002] The common photovoltaic flexible support cable-stayed foundation includes a pile foundation and a gravity type extended foundation, the pile foundation and the gravity type extended foundation respectively rely on the elastic resistance of the ground soil to the pile body and the weight of the foundation itself to resist the upper structure load transmitted by the cable-stayed rods, the pile foundation has higher requirements for the strength and stability of the soil on the side of the pile, and the gravity type extended foundation has high requirements for the volume and the bearing capacity of the ground.

[0003] At present, the side anchor piles are deeply buried underground to provide stable anchoring points for the photovoltaic flexible support system, and the cable-stayed rods are connected to the side anchor piles to form prestress through tensioning, thereby increasing the stability of the whole support system, but a single side anchor pile can not provide multi-point support, so when facing complex or changeable soil conditions, the stability can be relatively poor, especially in soft soil foundation, a single anchor pile can be more easily pulled out, thereby reducing the stability of the structure, and therefore, it is necessary to provide a photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation to solve the above problems. SUMMARY

[0004] In view of the above-mentioned defects of the prior art, the purpose of the present application is to provide a photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation, which solves the problem that a single side anchor pile can not provide multi-point support, so when facing complex or changeable soil conditions, the stability can be relatively poor, especially in soft soil foundation, a single anchor pile can be more easily pulled out, thereby reducing the stability of the structure.

[0005] To achieve the above-mentioned purpose and other related purposes, the present application provides a photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation, comprising:

[0006] The ground soil has a plurality of groups of equidistantly arranged pile bodies pre-buried thereon;

[0007] The pile body has a support installed on the top thereof;

[0008] The support is provided with steel strands arranged side by side on a plurality of groups of the support, and the steel strands are fixedly connected with the support;

[0009] The steel strands are sequentially laid and fixed with a plurality of groups of photovoltaic panel bodies between two groups of the steel strands;

[0010] Two groups of cable-stayed rods are fixed to the surface of the support on the outermost two groups of the pile bodies at one end;

[0011] Four groups of anchor rods, which are arranged inside the foundation soil and close to the positions of the two groups of the inclined rods;

[0012] Two clamping plates, each of which is arranged between the top of the four groups of the anchor rods, and the other end of the two groups of the inclined rods is arranged on the clamping plate.

[0013] In an embodiment of the present application, the four groups of the anchor rods are arranged in a whole trapezoidal shape.

[0014] In an embodiment of the present application, two sides of the clamping plate are provided with clamping grooves matched with the anchor rods, the clamping plate is installed between the top of the four groups of the anchor rods through the clamping grooves, the clamping plate is attached to the upper surface of the foundation soil, and the top of the anchor rod is threadedly connected with a first nut through a thread groove.

[0015] In an embodiment of the present application, the diameter of the first nut is greater than the opening size of the clamping groove, a wedge is fixed on the upper surface of the clamping plate close to the clamping groove, and the bottom of the first nut is in abutment with the inclined surface of the wedge.

[0016] In an embodiment of the present application, the surface of the anchor rod is provided with an inclined protrusion.

[0017] In an embodiment of the present application, a fixing adjusting mechanism is installed on the upper surface of the clamping plate, the fixing adjusting mechanism comprises an L-shaped plate fixed on the upper surface of the clamping plate, a U-shaped rod fixed on one side of the L-shaped plate, and two groups of mounting blocks arranged on the U-shaped rod.

[0018] In an embodiment of the present application, the mounting blocks slide on the U-shaped rod through sliding holes, a plurality of lock holes are arranged on one side of the surface of the L-shaped plate at equal intervals, a fixing bolt is arranged on the mounting block, one end of the fixing bolt passes through a matched lock hole and is threadedly connected with a second nut on one side of the L-shaped plate, and the position of the mounting block is locked.

[0019] In an embodiment of the present application, a locking pin is arranged on the top of the mounting block, and the bottom end of the inclined rod is locked on the mounting block through the locking pin.

[0020] In an embodiment of the present application, a circular hole matched with the fixing bolt is arranged on the bottom of the mounting block, a rectangular groove is arranged on the top of the mounting block, through holes are arranged on both sides of the rectangular groove, and the locking pin is inserted into the through hole.

[0021] As described above, the photovoltaic flexible support inclined foundation system suitable for soft soil foundation has the following beneficial effects:

[0022] (1) The photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation of the present application is in a trapezoidal structure layout under the cooperation of four groups of anchor rods and clamping plates, and when the cable-stayed rods are installed on the clamping plates, the four groups of anchor rods laid in a trapezoidal shape can provide more uniform support and increase the overall stability of the cable-stayed rods.

[0023] (2) The photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation of the present application, especially in soft soil foundation, is particularly important to increase the overall stability of the cable-stayed rods, which can effectively enhance the uplift resistance of the cable-stayed rods, prevent the problem of pulling out caused by weak soil, and the anchor rods laid in a trapezoidal shape help to disperse the load, reduce the concentration of foundation stress, and reduce the risk of shear failure of the foundation. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 The overall structure diagram of the photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation provided by the embodiment of the present application.

[0025] Figure 2 The overall structure diagram of the photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation provided by the embodiment of the present application.

[0026] Figure 3 The structure diagram of the fixing and adjusting mechanism of the photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation provided by the embodiment of the present application.

[0027] Figure 4 The structure diagram of the fixing and adjusting mechanism of the photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation provided by the embodiment of the present application. Figure 3 The enlarged structure diagram of A of the photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation.

[0028] ELEMENT NUMBER EXPLANATION

[0029] 101 foundation soil

[0030] 102 pile body

[0031] 103 steel strand

[0032] 104 photovoltaic panel body

[0033] 105 cable-stayed rod

[0034] 106 anchor rod

[0035] 107 clamping plate

[0036] 108 wedge block

[0037] 109 first nut

[0038] 110 inclined protrusion

[0039] 111 lifting cover

[0040] 2 fixing adjustment mechanism

[0041] 201 L-shaped plate

[0042] 202 U-shaped rod

[0043] 203 mounting block

[0044] 204 lock hole

[0045] 205 fixing bolt

[0046] 206 second nut

[0047] 207 lock pin DETAILED DESCRIPTION

[0048] The present application is herein described, by way of example only, with the

[0049] It is to be understood that the drawings are to be used only for illustrating what is believed to be the present application and thus they are not to be used to limit the present application. The figures show, by way of illustration, various embodiments in which the principles of the present application can be implemented. These examples are not meant to limit the application in any way.

[0050] It is to be understood that the terms such as first or second can be used in

[0051] Also, "connected" or "coupled" means that one component is directly or indirectly connected or coupled to another component, and "connection" or "coupling" means that one component is directly or indirectly connected or coupled to another component. The singular form "a," "an," and "the" can include plural references unless the context clearly dictates otherwise. Also, the term "comprises" or "comprising" as used in the specification indicates the presence of the features, numbers, steps, operations, components, parts, or combinations thereof described in the specification, but does not preclude the presence or addition of one or more other features, numbers, steps, operations, components, parts, or combinations thereof.

[0052] Various modifications and changes can be applied to the embodiments of the examples of the concept, so that the embodiments of the examples of the concept will be illustrated in the accompanying drawings and described in the specification. However, the embodiments of the examples of the concept are not limited to the specific embodiments, but include all changes, equivalents, or alternatives included in the spirit and technical scope of the disclosure.

[0053] It should be understood that when an element is described as "coupled" or "connected" to another element, it can be directly coupled or connected to the other element, or can be coupled or connected to the other element through a third element. Conversely, it should be understood that when an element is referred to as being "directly connected" or "directly coupled" to another element, no other element is interposed therebetween. Other expressions describing the relationship between elements (i.e., "between" and "directly between" or "adjacent" and "directly adjacent") should be interpreted in the same manner.

[0054] The terms used in the specification are only used to describe specific examples of the embodiments, and are not intended to limit the disclosure. If there is no explicit opposite meaning in the context, the singular form can include the plural form. In the specification, it should be understood that the term "comprise" or "have" indicates the presence of the features, numbers, steps, operations, components, parts, or combinations thereof described in the specification, but cannot preclude the possibility of the presence or addition of one or more other features, numbers, steps, operations, components, parts, or combinations thereof.

[0055] If not defined otherwise, all terms used herein (including technical terms or scientific terms) have the same meaning as commonly understood by one of ordinary skill in the art. If a term is defined in the specification, it should be interpreted as having a meaning that is consistent with its meaning in the context of the relevant art, and not be interpreted in an ideal or overly formal sense unless clearly defined otherwise.

[0056] Descriptions of well-known components and processing techniques can be omitted so as not to unnecessarily obscure the embodiments of the disclosure.

[0057] Throughout the specification, like drawing numbers refer to like elements. As such, the same element can have different contemporaneous reference designations. Also, numbers in the figures can refer to the same or similar elements.

[0058] Additionally, the logic levels of signals can be different from or opposite to those described. For example, a signal described as having a logic "high" level can alternatively have a logic "low" level, and a signal described as having a logic "low" level can alternatively have a logic "high" level.

[0059] The embodiments of the present disclosure will be described in detail below with reference to the drawings. However, those of ordinary skill in the art can understand that, in the embodiments of the present disclosure, many technical details are presented in order to enable the reader to better understand the present disclosure. However, the technical solutions claimed by the present disclosure can be implemented even without these technical details and based on various changes and modifications of the following embodiments.

[0060] Please refer to Figure 1 , Figure 2 , Figure 1 A whole structure diagram of a photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation is provided. Figure 2 A whole structure sectional view of a photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation is provided. The present application provides a photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation, which comprises foundation soil 101, pile body 102, steel strand 103, photovoltaic panel body 104, cable-stayed rod 105, anchor rod 106, clamping plate 107, a plurality of groups of pile bodies 102 are arranged equidistantly and pre-buried on the foundation soil 101; a support is installed on the top of the pile body 102; a plurality of groups of steel strands 103 are arranged side by side on the plurality of groups of supports, and the steel strands 103 are fixedly connected with the supports; a plurality of groups of photovoltaic panel bodies 104 are sequentially laid and fixed between two groups of steel strands 103; one end of two groups of cable-stayed rods 105 is fixed to the surface of the support on the outermost two groups of pile bodies 102; four groups of anchor rods 106 are arranged at positions close to the two groups of cable-stayed rods 105 inside the foundation soil 101, and the four groups of anchor rods 106 are arranged in a trapezoidal shape as a whole; each clamping plate 107 is arranged between the top portions of the four groups of anchor rods 106, and the other end of the two groups of cable-stayed rods 105 is arranged on the clamping plate 107.

[0061] In one embodiment of the present application, a plurality of photovoltaic panel bodies 104 are sequentially laid and fixed between the two groups of steel strands 103, a hole is drilled in the foundation soil 101, the size of the hole is matched with the size of the pile body 102, the pile body 102 is inserted into the hole, so that the pile body 102 is in close contact with the foundation soil 101, and the pile body 102 is fixedly connected with the foundation soil 101 by grouting or ramming.

[0062] Please refer to Figure 3 、 Figure 4 , Figure 3 A structural schematic view of a fixing and adjusting mechanism of a photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation provided by the embodiment of the present application. Figure 4 A structural schematic view of a photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation provided by the embodiment of the present application Figure 3 An enlarged structural schematic view of A of the photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation. Two sides of the clamping plate 107 are provided with clamping grooves 111 matched with the anchor rods 106, the clamping plate 107 is installed between the top portions of the four groups of anchor rods 106 through the clamping grooves 111, the clamping plate 107 is attached to the upper surface of the foundation soil 101, and the top portions of the anchor rods 106 are threadedly connected with the first nuts 109 through the threaded grooves.

[0063] Specifically, the diameter of the first nut 109 is larger than the opening size of the clamping groove 111, the wedge block 108 is fixed at the position close to the clamping groove 111 on the upper surface of the clamping plate 107, and the bottom of the first nut 109 abuts against the inclined surface of the wedge block 108.

[0064] In one embodiment of the present application, the photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation is used, first, a plurality of pile bodies 102 are fixed on the foundation soil 101 according to the designed distance, then two groups of steel strands 103 are fixed on the supports at the top portions of the plurality of pile bodies 102, and the two groups of inclined rods 105 are fixed on one side of the outermost two groups of pile bodies 102.

[0065] In the present embodiment:

[0066] Subsequently, the installation position of the anchor rod 106 is marked on the ground by measuring and positioning on site, a drilling machine is used to drill a hole at the marked position, the hole depth and hole diameter need to meet the design requirements, the anchor rod 106 is inserted into the foundation soil 101 at the designed inclination angle, then cement slurry is injected into the hole for fixation, then the clamping plate 107 is clamped at the outer top ends of the four groups of anchor rods 106 through the clamping grooves 111, and then the first nut 109 is screwed on the top portion of the anchor rod 106, so that the first nut 109 can limit the top portion of the clamping plate 107, and through this structure, the four groups of anchor rods 106 and the first nut 109 can stably limit and lock the clamping plate 107.

[0067] Due to the cooperation of the four groups of anchor rods 106 and the clamping plates 107, the whole presents a trapezoidal structure, and when the inclined rods 105 are installed on the clamping plates 107, the four groups of anchor rods 106 laid in a trapezoidal shape can provide more uniform support, increase the overall stability of the inclined rods 105, especially in soft soil foundation, such stability is particularly important, which can effectively enhance the anti-pulling capacity of the inclined rods 105, prevent the problem of pulling out caused by weak soil, and the anchor rods 106 laid in a trapezoidal shape can help to disperse the load, reduce the concentration of foundation stress, and reduce the risk of shear failure of the foundation.

[0068] Specifically, the surface of the anchor rod 106 is provided with an inclined protrusion 110.

[0069] In an embodiment of the present application, a plurality of inclined protrusions 110 are arranged on the anchor rod 106, which can be embedded in the soil to improve the friction and improve the fixing effect of the anchor rod 106.

[0070] Specifically, the upper surface of the clamping plate 107 is provided with a fixing adjusting mechanism 2, which comprises an L-shaped plate 201 fixed on the upper surface of the clamping plate 107, a U-shaped rod 202 fixed on one side of the L-shaped plate 201, and two groups of mounting blocks 203 arranged on the U-shaped rod 202.

[0071] Specifically, the mounting block 203 slides on the U-shaped rod 202 through the sliding hole, a plurality of lock holes 204 are arranged on one side of the surface of the L-shaped plate 201, a fixing bolt 205 is arranged on the mounting block 203, one end of the fixing bolt 205 penetrates through the matching lock hole 204 and is screwed with a second nut 206 on one side of the L-shaped plate 201, and the position of the mounting block 203 is locked.

[0072] Specifically, the mounting block 203 is provided with a locking pin 207 at the top, and the bottom end of the inclined rod 105 is locked on the mounting block 203 through the locking pin 207.

[0073] Specifically, a circular hole is arranged at the bottom of the mounting block 203 and matched with the fixing bolt 205, a rectangular groove is arranged at the top of the mounting block 203, through holes are arranged on both sides of the mounting block 203, and the locking pin 207 is inserted into the through hole.

[0074] In the present embodiment:

[0075] By moving the mounting block 203 on the U-shaped rod 202, when the mounting block 203 corresponds to the diagonal pull rod 105, the movement of the mounting block 203 is stopped, then the fixing bolt 205 is passed through the mounting block 203 and the matched lock hole 204, and the second nut 206 is screwed on the fixing bolt 205, so that the position of the mounting block 203 on the U-shaped rod 202 is locked, through this structure, the position of the mounting block 203 on the clamping plate 107 can be adjusted, then the bottom end of the diagonal pull rod 105 is placed in the rectangular groove of the mounting block 203, then the lock pin 207 is passed through the through hole and the bottom ring of the diagonal pull rod 105 for the connection and locking of the diagonal pull rod 105 and the mounting block 203, through the position adjustment of the mounting block 203, the mounting block 203 can correspond to the diagonal pull rod 105, the installation quality and position of the diagonal pull rod 105 can be effectively controlled, the deflection can be avoided, the stability of the whole structure can be improved, and the effective supporting effect between the diagonal pull rod 105 and the pile body 102 can be avoided to be weakened due to deflection.

[0076] The working principle and use process of the photovoltaic flexible support diagonal pull foundation system suitable for soft soil foundation of the application are as follows:

[0077] The photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation, in use, first fix a plurality of pile bodies 102 on the ground soil 101 according to the designed distance, then fix two groups of steel strands 103 on the supports at the top of the plurality of pile bodies 102, and fix two groups of cable-stayed rods 105 on one side of the outermost two groups of pile bodies 102; then measure and position on site, mark the installation position of the anchor rods 106 on the ground, drill holes at the marked positions using a drilling machine, the hole depth and diameter need to meet the design requirements, and the anchor rods 106 are inserted into the ground soil 101 at the designed inclination angle, then cement slurry is injected into the holes for fixation, then the clamping plates 107 are clamped outside the top ends of the four anchor rods 106 through the clamping grooves 111, then the first nuts 109 are screwed on the top of the anchor rods 106, the first nuts 109 can limit the top of the clamping plates 107, through this structure, the four anchor rods 106 and the first nuts 109 can stably limit and lock the clamping plates 107; due to the cooperation of the four anchor rods 106 and the clamping plates 107, the overall structure is arranged in a trapezoidal shape, and when the cable-stayed rods 105 are installed on the clamping plates 107, the four anchor rods 106 laid in a trapezoidal shape can provide more uniform support and increase the overall stability of the cable-stayed rods 105, especially in soft soil foundation, this stability is particularly important, which can effectively enhance the uplift resistance of the cable-stayed rods 105 and prevent the problem of pulling out caused by weak soil, the anchor rods 106 laid in a trapezoidal shape can help to disperse the load, reduce the concentration of ground stress, and reduce the risk of ground shear failure; by sliding the moving mounting block 203 on the U-shaped rod 202, when the mounting block 203 corresponds to the cable-stayed rod 105, the movement of the mounting block 203 is stopped, then the fixing bolts 205 pass through the mounting block 203 and the matching lock holes 204, and the second nuts 206 are screwed on the fixing bolts 205, so as to lock the position of the mounting block 203 on the U-shaped rod 202, through this structure, the position of the mounting block 203 on the clamping plate 107 can be adjusted, then the bottom end of the cable-stayed rod 105 is placed in the rectangular slot of the mounting block 203, then the locking pin 207 passes through the through hole and the bottom ring of the cable-stayed rod 105 for connection and locking of the cable-stayed rod 105 and the mounting block 203, by adjusting the position of the mounting block 203, the mounting block 203 can correspond to the cable-stayed rod 105, effectively control the installation quality and position of the cable-stayed rod 105, avoid deflection, improve the stability of the whole structure, and avoid weakening the effective support between the cable-stayed rod 105 and the pile body 102 due to deflection.

[0078] In summary, the photovoltaic flexible support cable-stayed foundation system suitable for soft soil foundation of the present application is in the form of trapezoidal structure as a whole under the cooperation of four groups of anchor rods and clamping plates, and when the cable-stayed rods are installed on the clamping plates, the four groups of anchor rods laid in the form of trapezoid can provide more uniform support and increase the overall stability of the cable-stayed rods. In particular, in soft soil foundation, it is particularly important to increase the overall stability of the cable-stayed rods, which can effectively enhance the uplift resistance of the cable-stayed rods and prevent the problem of pulling out caused by weak soil. The anchor rods laid in the form of trapezoid help to disperse the load, reduce the concentration of foundation stress and reduce the risk of shear failure of the foundation.

[0079] The above embodiments only illustrate the principles and effects of the present application, and are not intended to limit the present application. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present application. Therefore, all equivalent modifications or changes made by those skilled in the art without departing from the spirit and technical idea disclosed by the present application should be covered by the claims of the present application.

Claims

1. A photovoltaic flexible support cable-stayed foundation system suitable for soft ground, characterized in that, include: Foundation soil (101), on which multiple sets of equally spaced piles (102) are pre-embedded. The pile body (102) has a support installed on its top; The bracket has multiple sets of steel strands (103) arranged side by side, and the steel strands (103) are fixedly connected to the bracket. Steel strand (103), and multiple sets of photovoltaic panel bodies (104) are laid and fixed between the two sets of steel strand (103). Two sets of diagonal tie rods (105), one end of which is fixed to the support surface on the two outermost sets of piles (102); Four sets of anchor rods (106) are installed inside the foundation soil (101) near the two sets of tie rods (105); Two clamping plates (107) are provided, each clamping plate (107) being disposed between the tops of the four sets of anchor rods (106), and the other ends of the two sets of tie rods (105) are disposed on the clamping plates (107); The four sets of anchor bolts (106) are arranged in a trapezoidal shape. The upper surface of the card plate (107) is equipped with a fixing adjustment mechanism (2). The fixing adjustment mechanism (2) includes an L-shaped plate (201) fixed on the upper surface of the card plate (107), a U-shaped rod (202) fixed on one side of the L-shaped plate (201), and two sets of mounting blocks (203) set on the U-shaped rod (202). The mounting block (203) slides on the U-shaped rod (202) through the sliding hole. The L-shaped plate (201) has multiple sets of equally spaced locking holes (204) on one side of its surface. The mounting block (203) is provided with a fixing bolt (205). One end of the fixing bolt (205) passes through the matching locking hole (204) and is threadedly connected to the second nut (206) on one side of the L-shaped plate (201) to lock the position of the mounting block (203). The mounting block (203) is provided with a locking pin (207) at the top, and the bottom end of the diagonal tie rod (105) is locked to the mounting block (203) by the locking pin (207); The bottom of the mounting block (203) is provided with a circular hole for insertion into the fixing bolt (205), the top of the mounting block (203) is provided with a rectangular groove, and the mounting block (203) is provided with through holes on both sides of the rectangular groove, and the locking pin (207) is inserted into the through hole.

2. The photovoltaic flexible support cable-stayed foundation system suitable for soft ground according to claim 1, characterized in that: The card plate (107) has slots (111) on both sides that are adapted to the anchor rod (106). The card plate (107) is installed between the tops of the four sets of anchor rods (106) through the slots (111). The card plate (107) is in contact with the upper surface of the foundation soil (101). The top of the anchor rod (106) is threaded with a first nut (109) through a threaded groove.

3. The photovoltaic flexible support cable-stayed foundation system suitable for soft ground according to claim 2, characterized in that: The diameter of the first nut (109) is larger than the opening size of the slot (111). A wedge (108) is fixed on the upper surface of the card plate (107) near the slot (111). The bottom of the first nut (109) abuts against the inclined surface of the wedge (108).

4. The photovoltaic flexible support cable-stayed foundation system suitable for soft ground according to claim 2, characterized in that: The surface of the anchor rod (106) is provided with inclined protrusions (110).

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