CN219327097U - Gravity caisson photovoltaic unit supporting structure - Google Patents

Abstract

The utility model belongs to the technical field of a supporting structure of a photovoltaic unit on water, and discloses a supporting structure of the photovoltaic unit of a gravity caisson, which comprises the following components: the box shell is provided with a cavity in a penetrating way, and the bottom end and the upper end of the box shell are respectively a straight line section and an inclined section; the upright post is fixedly arranged at the top of the box shell, the top of the upright post is provided with a cross beam, and the upper end of the cross beam is provided with purlines; the gravity caisson photovoltaic unit supporting structure main body is a box-shaped shell with only four sides, and can naturally sink in soft soil by utilizing the self weight, and the inclined section in the structure continuously compresses and compacts soil in the box shell to a certain extent in the process of sedimentation, so that the property of the soil is improved; after settlement is completed, the compressive bearing capacity of the overlying photovoltaic support structure can be met, and the self weight of the structure can meet the pulling-resistant bearing capacity of the photovoltaic support; the method and the device have the advantages that the photovoltaic bearing capacity is met, meanwhile, the manufacturing cost is relatively economical, the reinforced concrete is prefabricated in an industrial mode, the construction is convenient and quick, and the method and the device have good development prospects.

Description

Gravity caisson photovoltaic unit supporting structure

Technical Field

The utility model relates to the technical field of a supporting structure of a photovoltaic unit on water, in particular to a supporting structure of a photovoltaic unit of a gravity caisson.

Background

With the rapid development of the photovoltaic industry, soil resources capable of developing the photovoltaic on land are increasingly deficient, the photovoltaic industry has to develop to weak geological conditions such as fishponds, marshes, coasts and the like, but the weak foundation soil has the problems of insufficient bearing capacity, large sludge burial depth, uneven settlement and the like, so that the pile foundation depth of the photovoltaic support is often designed to be deep, and a bearing layer is required to be drilled to ensure the safe operation of an overlying photovoltaic unit, but the cost of the photovoltaic industry is also increased continuously, and the development speed of the photovoltaic unit is hindered. Therefore, a novel foundation which can be applied to the environment of fish ponds, marshes, coasts and the like under weak geological conditions is urgently needed.

To this end, the present application proposes a gravity caisson photovoltaic unit support structure to ameliorate the above-mentioned problems.

Disclosure of Invention

To address the above issues, the present application provides a gravity caisson photovoltaic unit support structure.

The application provides a gravity caisson photovoltaic unit bearing structure adopts following technical scheme:

gravity caisson photovoltaic unit support structure includes:

the box shell is provided with a cavity in a penetrating manner, and the bottom end and the upper end of the box shell are respectively a straight line section and an inclined section;

the stand, the stand is fixed to be set up the top of case, the top of stand is provided with the crossbeam, the upper end of crossbeam is provided with the purlin.

According to the technical scheme, the gravity caisson photovoltaic unit supporting structure main body is a box-shaped shell with only four sides, the gravity caisson photovoltaic unit supporting structure main body can naturally sink in soft soil by utilizing the self weight, and the inclined section in the gravity caisson photovoltaic unit supporting structure main body continuously compresses and compacts soil in the box shell to a certain degree in the process of sedimentation, so that the property of the soil is improved; after subsidence is accomplished, can satisfy the compressive capacity of overlying photovoltaic bearing structure, the dead weight of its structure can satisfy the resistance to plucking bearing capacity of photovoltaic support.

Further, the straight line section and the inclined section form the cavity together, the upper part of the cross section of the cavity is trapezoid, and the lower part of the cross section of the cavity is rectangular; the through hole at the upper end of the case shell is smaller than the through hole at the lower end.

Through above-mentioned technical scheme, such setting can be convenient for compress closely knit to soft geology's ground, increases the contact area of case shell and soil body and provides the horizontal bearing capacity of photovoltaic support.

Further, vertical stirrups and annular main ribs are respectively arranged on the wall of the box shell.

Through above-mentioned technical scheme, two kinds of ribs equidistance distributes around the case shell, and vertical stirrup constitutes the steel reinforcement cage with the hoop owner muscle jointly, further strengthens the intensity of case shell, increases its durability.

Further, the annular main ribs are vertically equidistant, and the number of the annular main ribs on the same horizontal plane at the inclined section is at least two.

Through the technical scheme, the inclined section with the larger reinforcing thickness is reinforced, the transverse strength is enhanced, and the strength of the upper end through hole is enhanced.

Further, the vertical stirrup is located the hoop main muscle is towards one side of cavity the slope section department vertical stirrup is buckled and is handled, and the bending section with the line of slope section is parallel.

Through the technical scheme, the reinforcement of the section with the larger wall thickness of the inclined section is increased, so that damage caused by damage of hard objects on the land to the part above the cavity is avoided, and the longitudinal strength is enhanced.

Further, the box body is rectangular, the number of the stand columns is at least two, and the connecting point is located at the center line of the width value of the upper surface of the box shell.

Through the technical scheme, the upright post can be stable, the connecting point positions can be changed according to the actual set quantity, and the upright post can adopt a single-axis type photovoltaic support or a double-axis type photovoltaic support; the single-shaft connecting point is positioned at the center of the short side of the case, and the double-shaft connecting point is positioned at the center of four corner points of the case.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) In order to keep a good fixing effect on a soft foundation, the case shell naturally sinks in soft soil by utilizing the self weight, and the inclined section in the structure continuously compresses and compacts soil in the case shell to a certain extent in the process of sedimentation, so that the property of the soil is improved; after sedimentation is completed, the compressive bearing capacity of the overlying photovoltaic support structure can be met, and the dead weight of the structure can meet the pulling-resistant bearing capacity of the photovoltaic support;

(2) In order to further improve the bearing capacity, the straight line section and the inclined section form a cavity together, the upper part of the cross section of the cavity is trapezoid, and the lower part of the cross section of the cavity is rectangular; the through hole at the upper end of the case is smaller than the through hole at the lower end; such setting can be convenient for compress closely knit to soft geological ground, increases the contact area of case and soil body and provides the horizontal bearing capacity of photovoltaic support.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a cross-sectional view of the housing;

FIG. 3 is a perspective view of FIG. 2

Fig. 4 is a sectional view of the case in the second embodiment.

The reference numerals in the figures illustrate: 1. a case shell; 2. a straight line segment; 3. an inclined section; 4. a column; 5. a cross beam; 6. purlin; 7. a vertical stirrup; 8. and (5) circumferential main ribs.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is apparent that the described embodiments are only a part of the embodiments of the present application, not all of the embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making creative efforts based on the embodiments in the present application are within the scope of protection of the present application.

In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

Example 1:

the present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses gravity caisson photovoltaic unit bearing structure includes:

the box shell 1 is provided with a cavity in a penetrating way, and the bottom end and the upper end of the box shell 1 are respectively provided with a straight line section 2 and an inclined section 3;

the stand 4, stand 4 are fixed to be set up at the top of case 1, and the top of stand 4 is provided with crossbeam 5, and the upper end of crossbeam 5 is provided with purlin 6.

Referring to fig. 1, 2 and 3, the straight line section 2 and the inclined section 3 form a cavity together, the upper part of the cross section of the cavity is trapezoid, and the lower part of the cross section of the cavity is rectangular; the through hole at the upper end of the case shell 1 is smaller than the through hole at the lower end; such a setting can be convenient for compress closely knit to soft geology's ground, increases the area of contact of case 1 and soil body and provides the horizontal bearing capacity of photovoltaic support.

Referring to fig. 2 and 3, vertical stirrups 7 and annular main ribs 8 are respectively arranged on the wall of the case 1; the two kinds of ribs are distributed around the case 1 at equal intervals, the vertical stirrups 7 and the annular main ribs 8 form a reinforcement cage together, the strength of the case 1 is further enhanced, and the durability of the case is improved.

Referring to fig. 2 and 3, the circumferential main ribs 8 are vertically equidistant, and the number of the circumferential main ribs 8 at the same horizontal plane at the inclined section 3 is at least two; the inclined section 3 with larger reinforcing thickness is reinforced, so that the transverse strength is enhanced, and the strength of the upper through hole is enhanced.

Referring to fig. 2 and 3, the vertical stirrup 7 is located at one side of the main circumferential stirrup 8 facing the cavity, the vertical stirrup 7 is bent at the inclined section 3, and the bent section is parallel to the line of the inclined section 3; reinforcing bars of the sections with larger wall thickness of the inclined sections 3 are added, so that damage caused by damage of hard objects on the soil to the part above the cavity is avoided, and the longitudinal strength is enhanced.

Referring to fig. 1, 2 and 3, the box body is rectangular, the number of the upright posts 4 is at least two, and the connecting points are positioned at the central line of the width value of the upper surface of the box shell 1; the upright post 4 can be stable, the connection point positions can be changed according to the number of actual settings, and the upright post 4 can adopt a single-axis type photovoltaic support or a double-axis type photovoltaic support; the single-axis connecting point is positioned at the center of the short side of the case 1, and the double-axis connecting point is positioned at the center of four corner points of the case 1.

The construction method of the gravity caisson photovoltaic unit supporting structure comprises the following steps:

step 1: according to the design drawing, the factory formwork is integrally poured into the caisson structure, the upright posts 4 and the cross beams 5, and when the size is larger, the caisson structure can be prefabricated in sections;

step 2: after all the components are prefabricated, assembling the upright post, the purline and the photovoltaic panel on site directly according to the sequence and the requirement;

step 3: and then directly hoisting the whole body to a designated position after positioning, settling by self gravity, and applying certain pressure for leveling after settling stabilization.

Example 2:

referring to fig. 4, the inclined section 3 of the casing 1 has a trapezoid shape with both inner and outer walls inclined inwards, and the inclined length and width thereof are larger than those of the inclined section 3 in case 1, so as to increase the inclined angle of the inner inclined surface and thus the contact area of the compressed inner soil body; the vertical stirrup 7 in example 2 varies with the shape of the inclined section 3.

The implementation principle of the gravity caisson photovoltaic unit supporting structure of the embodiment of the application is as follows:

the gravity caisson photovoltaic unit supporting structure main body is a box-shaped shell with four sides only, the box shell 1 can naturally sink in weak soil by utilizing self weight, and the inclined section 3 in the structure continuously compresses and compacts soil in the box shell 1 to a certain extent in the process of sedimentation, so that the property of the soil is improved. After subsidence is accomplished, can satisfy the compressive capacity of overlying photovoltaic bearing structure, the dead weight of its structure can satisfy the resistance to plucking bearing capacity of photovoltaic support, and the horizontal bearing capacity of photovoltaic support is provided through the area of contact that increases with the soil body to the straightway 2 of its structure. The gravity caisson photovoltaic unit supporting structure changes the distribution form of the traditional photovoltaic power generation plate, the whole photovoltaic is divided into a plurality of independent individuals, each individual is supported by the gravity caisson photovoltaic unit supporting structure, and risks caused by uneven settlement of traditional adjacent pile foundations can be reduced. The gravity caisson photovoltaic unit supporting structure has the advantages that the supporting capacity of each photovoltaic element is met, meanwhile, the manufacturing cost is relatively economical, the reinforced concrete is adopted for factory prefabrication, the construction is convenient and quick, and the gravity caisson photovoltaic unit supporting structure has good development prospect.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (6)

1. Gravity caisson photovoltaic unit bearing structure, its characterized in that includes:

the box comprises a box shell (1), wherein a cavity is formed in the box shell (1) in a penetrating mode, and a straight line section (2) and an inclined section (3) are respectively arranged at the bottom end and the upper end of the box shell (1);

the vertical column (4), the fixed setting of vertical column (4) is in the top of case (1), the top of vertical column (4) is provided with crossbeam (5), the upper end of crossbeam (5) is provided with purlin (6).

2. The gravity caisson photovoltaic unit support structure of claim 1, wherein: the straight line section (2) and the inclined section (3) form the cavity together, the cross section upper part of the cavity is trapezoid, and the lower part of the cavity is rectangular; the through hole at the upper end of the case (1) is smaller than the through hole at the lower end.

3. The gravity caisson photovoltaic unit support structure of claim 1, wherein: the vertical stirrup (7) and the annular main bar (8) are respectively arranged on the wall of the case shell (1).

4. A gravity caisson photovoltaic unit support structure according to claim 3, characterized in that: the annular main ribs (8) are vertically equidistant, and the number of the annular main ribs (8) on the same horizontal plane at the inclined section (3) is at least two.

5. A gravity caisson photovoltaic unit support structure according to claim 3, characterized in that: the vertical stirrup (7) is located the one side that hoop main muscle (8) towards the cavity is in inclined section (3) department vertical stirrup (7) are buckled and are handled, and the section of buckling with the line of inclined section (3) is parallel.

6. The gravity caisson photovoltaic unit support structure of claim 1, wherein: the box shell is rectangular, the number of the upright posts (4) is at least two, and the connecting point is positioned at the center line of the width value of the upper surface of the box shell (1).

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