An extendable photovoltaic ground pile

Abstract

The present invention belongs to the field of photovoltaics, and in particular relates to an extendable photovoltaic ground pile, which is characterized by comprising a flange, a first pile body, and at least one second pile body, wherein the second pile body is located above the first pile body, the first pile body is composed of a first pile body main body and a first thread located outside the first pile body main body, a plurality of first vertical grooves are formed on the side wall of the first pile body main body, the second pile body is composed of a second pile body main body and a second thread located outside the second pile body main body, a number of second vertical grooves that is the same as the number of first vertical grooves are formed on the side wall of the second pile body main body, the flange is composed of a flange main body, the first pile body and the second pile body, the second pile body and the flange, and the second pile body and the second pile body are connected and fixed by bolts, and the present invention has the beneficial effects of simple structure, extensibility, detachability, easy carrying, and labor-saving drilling.

Description

Technical Field

[0001] The invention belongs to the field of photovoltaics, and in particular relates to an extendable photovoltaic ground pile. Background Art

[0002] As the country pays more and more attention to environmental pollution, the application of solar energy products is becoming more and more extensive, and the application of photovoltaic power generation is becoming more and more popular. When setting up photovoltaic panels in the wild, photovoltaic ground piles are needed for fixing.

[0003] In the prior art, CN210766858U discloses a novel photovoltaic power station ground pile, comprising a ground pile body, a second connecting plate fixedly installed on the upper end surface of the ground pile body, four limit plates symmetrically fixedly connected to the side wall of the ground pile body, a spring cavity is provided in each of the limit plates, four vent pipes are symmetrically provided in the ground pile body, each of the vent pipes is communicated with the upper end surface of the corresponding spring cavity, a plurality of sliding cavities are equally spaced in the side wall of the ground pile body, each of the sliding cavities is communicated with the vent pipe, a sealing slide plate is slidably connected in each of the sliding cavities, a sealing pressure plate is slidably connected in each of the spring cavities, a friction plate is fixedly connected to the lower end of each of the sealing pressure plates, the lower end of each of the friction plates passes through the lower end of the limit plate and extends outside the limit plate, a spring is fixedly connected to the upper end of each of the sealing pressure plates, and the upper end of each of the springs is fixedly connected to the upper end surface of the spring cavity.

[0004] The above-mentioned prior art has the following drawbacks: 1. When inserting a ground pile into soft soil, the part entering the soil needs to be very long, and the four limit plates symmetrically fixedly connected on the side wall of the ground pile body limit the depth of the ground pile entering the ground, which is not conducive to the stability of the ground pile. Summary of the invention

[0005] In order to solve the above problems, the purpose of the present invention is to disclose an extendable photovoltaic ground pile, which is achieved by adopting the following technical solution.

[0006] A extendable photovoltaic ground pile, characterized in that it comprises a flange, a first pile body, and at least one second pile body, the second pile body is located above the first pile body, the first pile body is composed of a first pile body main body and a first thread located on the outside of the first pile body main body, a plurality of first vertical grooves are formed on the side wall of the first pile body main body, the upper part of the first vertical groove does not pass through the top of the first pile body main body, and a first limiting hole is also formed on the first pile body main body corresponding to the upper part of the first vertical groove, the second pile body is composed of a second pile body main body and a second thread located on the outside of the second pile body main body, the side wall of the second pile body main body forms a second vertical groove whose number is the same as the number of the first vertical grooves, the upper part of the second vertical groove does not pass through the top of the second pile body main body, and the upper part of the second vertical groove corresponds to A second limiting hole is also formed on the second pile body main body, and a second fastening bolt is also provided at the bottom of the second pile body main body between the two adjacent second vertical grooves. The flange is composed of a flange body, and a plurality of fixing holes are formed around the center on the flange body. A first fastening bolt corresponding to the second limiting hole is provided at the bottom of the flange body. When there is one second pile body, the second fastening bolt is inserted into the corresponding first limiting hole and fixed with a fastening nut. When there are multiple second pile bodies, the second fastening bolt of the bottom second pile body is inserted into the corresponding first limiting hole and fixed with a fastening nut, and the second fastening bolt of the upper second pile body is inserted into the corresponding second limiting hole of the lower second pile body and fixed with a fastening nut.

[0007] The above-mentioned extendable photovoltaic ground pile is characterized in that a first positioning hole is formed at the center of the top of the first pile body, a second positioning hole is formed at the center of the top of the second pile body, and a second positioning pin is provided at the center of the bottom of the second pile body. The length of the second positioning pin is greater than the length of the second fastening bolt. When there is one second pile body, the second positioning pin is inserted into the first positioning hole. When there are multiple second pile bodies, the second positioning pin of the bottom second pile body is inserted into the first positioning hole, and the second positioning pin of the upper second pile body is inserted into the second positioning hole of the lower second pile body.

[0008] The extendable photovoltaic ground pile described above is characterized in that the length of the second positioning pin is smaller than the depth of the second positioning hole.

[0009] The extendable photovoltaic ground pile described above is characterized in that the threads of the two adjacent second pile bodies are in the same spiral line.

[0010] The extendable photovoltaic ground pile described above is characterized in that the length of the first positioning pin is smaller than the depth of the first positioning hole.

[0011] The extendable photovoltaic ground pile described above is characterized in that the material of the main body of the first pile body is galvanized steel or stainless steel.

[0012] The extendable photovoltaic ground pile described above is characterized in that the material of the second pile body is galvanized steel or stainless steel.

[0013] The extendable photovoltaic ground pile described above is characterized in that the threads of the first pile body and the second pile body are in the same spiral line.

[0014] In the present invention, when the ground pile needs to be driven into the ground for a longer length to make the ground pile more secure, but the length of the ground pile is not enough, multiple second pile bodies can be connected to the first pile body by connecting the first fastening bolt, the second fastening bolt and the fastening nut, without using longer ground piles, which is convenient for construction; at the same time, the ground pile is divided into the first pile body and the second pile body, and there is no need to use a longer transportation tool, which makes the ground pile more convenient to carry; the first vertical groove and the second vertical groove make the ground pile more labor-saving when drilling into the ground; the positions of the first fastening bolt, the second fastening bolt and the fastening nut are within the outer edge of the cylindrical surface of the first pile body and the second pile body, which will not hinder the connection between the first pile body and the second pile body from entering the ground, making it more convenient for the ground pile to be drilled into the ground.

[0015] Therefore, the present invention has the beneficial effects of simple structure, extensibility, detachability, convenient carrying, labor-saving drilling, etc. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the combined three-dimensional structure of the present invention.

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the first pile body according to Example 1 of the present invention.

[0018] Figure 3 The third embodiment of the present invention is a schematic diagram of the second pile body three-dimensional structure. Figure 1 .

[0019] Figure 4 The third embodiment of the present invention is a schematic diagram of the second pile body three-dimensional structure. Figure 2 .

[0020] Figure 5 This is a schematic diagram of the three-dimensional structure of the first pile body according to Example 2 of the present invention.

[0021] Figure 6 The third embodiment of the present invention is a schematic diagram of the second pile body three-dimensional structure. Figure 1 .

[0022] Figure 7 The third embodiment of the present invention is a schematic diagram of the second pile body three-dimensional structure. Figure 2 .

[0023] Figure 8 This is a schematic diagram of the three-dimensional structure of the flange according to Example 2 of the present invention.

[0024] Fig. 9 This is a schematic diagram of the three-dimensional structure of the flange according to Example 1 of the present invention.

[0025] In the figure: 1. first pile body, 11. first pile body main body, 12. first limiting hole, 13. first vertical groove, 14. first thread, 15. first positioning hole, 2. second pile body, 21. second pile body main body, 22. second limiting hole, 23. second vertical groove, 24. second thread, 25. second fastening bolt, 26. second positioning hole, 28. second positioning pin, 3. flange, 31. flange main body, 32. fixing hole, 33. first fastening bolt, 34. first positioning pin, 4. fastening nut. DETAILED DESCRIPTION

[0026] Example 1: Please see Figure 1 , Figure 2 , Figure 3 , Figure 4 and Fig. 9 , an extendable photovoltaic ground pile, characterized in that it has a flange 3, a first pile body 1, and a second pile body 2, the second pile body 2 is located above the first pile body 1, the first pile body 1 is composed of a first pile body main body 11 and a first thread 14 located on the outside of the first pile body main body 11, the side wall of the first pile body main body 11 forms a plurality of first vertical grooves 13, the upper part of the first vertical groove 13 does not pass through the top of the first pile body main body 11, and a first limiting hole 12 is also formed on the first pile body main body 11 corresponding to the upper part of the first vertical groove 13, the second pile body 2 is composed of a second pile body main body 21 and a second thread 24 located on the outside of the second pile body main body 21, and the number of the second pile body main body 21 The number of first vertical grooves 13 formed on the side wall is the same as the number of first vertical grooves 13 A consistent second vertical groove 23, the upper part of the second vertical groove 23 does not pass through the top of the second pile body 21, and a second limiting hole 22 is also formed on the second pile body 21 corresponding to the upper part of the second vertical groove 23. A second fastening bolt 25 is also provided at the bottom of the second pile body 21 between the two adjacent second vertical grooves 23. The second fastening bolt 25 is inserted into the corresponding first limiting hole 12 and fixed with a fastening nut 4. The flange 3 is composed of a flange body 31, and a plurality of fixing holes 32 are formed around the center on the flange body 31. A first fastening bolt 33 corresponding to the second limiting hole 22 is provided at the bottom of the flange body 31. The first fastening bolt 33 is inserted into the second limiting hole 22 and fixed with a fastening nut 4.

[0027] Embodiment 2: An extendable photovoltaic ground pile, characterized in that it comprises a flange 3, a first pile body 1, and two second pile bodies 2, wherein the first second pile body 2 is located above the first pile body 1, and the second second pile body 2 is located above the first second pile body 2, the first pile body 1 is composed of a first pile body main body 11 and a first thread 14 located outside the first pile body main body 11, a plurality of first vertical grooves 13 are formed on the side wall of the first pile body main body 11, the upper portion of the first vertical groove 13 does not pass through the top of the first pile body main body 11, and a first limiting hole 12 is also formed on the first pile body main body 11 corresponding to the upper portion of the first vertical groove 13, the second pile body 2 is composed of a second pile body main body 21 and a second thread 24 located outside the second pile body main body 21, the side wall of the second pile body main body 21 forms a second vertical groove 23 whose number is the same as the first vertical groove 13, and the upper portion of the second vertical groove 23 It does not penetrate the top of the second pile body 21, and a second limiting hole 22 is also formed on the second pile body 21 corresponding to the upper part of the second vertical groove 23. A second fastening bolt 25 is also provided at the bottom of the second pile body 21 between the two adjacent second vertical grooves 23. The second fastening bolt 25 of the first second pile body 2 is inserted into the corresponding first limiting hole 12 and fixed with a fastening nut 4. The second fastening bolt 25 of the second second pile body 2 is inserted into the corresponding second limiting hole 22 of the second second pile body 2 and fixed with a fastening nut 4. The flange 3 is composed of a flange body 31, and a plurality of fixing holes 32 are formed around the center on the flange body 31. A first fastening bolt 33 corresponding to the second limiting hole 22 is provided at the bottom of the flange body 31. The first fastening bolt 33 is inserted into the second limiting hole 22 of the second second pile body 2 and fixed with a fastening nut 4.

[0028] Example 3: See Figure 1 , Figure 5 , Figure 6 , Figure 7 and Figure 8, an extendable photovoltaic ground pile, characterized in that it has a flange 3, a first pile body 1, and a second pile body 2, the second pile body 2 is located above the first pile body 1, the first pile body 1 is composed of a first pile body main body 11 and a first thread 14 located on the outside of the first pile body main body 11, a plurality of first vertical grooves 13 are formed on the side wall of the first pile body main body 11, the upper part of the first vertical groove 13 does not pass through the top of the first pile body main body 11, a first limiting hole 12 is also formed on the first pile body main body 11 corresponding to the upper part of the first vertical groove 13, and a first positioning hole 15 is also formed in the center of the top of the first pile body main body 11, the second pile body 2 is composed of a second pile body main body 21 and a second thread 24 located on the outside of the second pile body main body 21, the side wall of the second pile body main body 21 forms a second vertical groove 23 with the same number of the first vertical grooves 13, the upper part of the second vertical groove 23 does not pass through the top of the second pile body main body 21, a second limiting hole 22 is also formed on the second pile body main body 21 corresponding to the upper part of the second vertical groove 23, the first vertical groove 23 is formed on the side wall of the second pile body main body 21, and the second vertical groove 23 is formed on the side wall of the second pile body main body 21. A second positioning hole 26 is also formed at the center of the top of the second pile body 21, a second fastening bolt 25 is also provided at the bottom of the second pile body 21 between the two adjacent second vertical grooves 23, and a second positioning pin 28 is also provided at the center of the bottom of the second pile body 21. The length of the second positioning pin 28 is greater than the length of the second fastening bolt 25. The second positioning pin 28 is inserted into the first positioning hole 15, and the second fastening bolt 25 is inserted into the corresponding first limiting hole 12 and fixed with a fastening nut 4. The flange 3 is composed of a flange body 31, and a plurality of fixing holes 32 are formed around the center of the flange body 31. A first fastening bolt 33 corresponding to the second limiting hole 22 is provided at the bottom of the flange body 31. A first positioning pin 34 is also provided at the center of the bottom of the flange body 31. The length of the first positioning pin 34 is greater than the length of the first fastening bolt 33. The first positioning pin 34 is inserted into the second positioning hole 26, and the first fastening bolt 33 is inserted into the second limiting hole 22 and fixed with the first fastening nut 4.

[0029] The extendable photovoltaic ground pile described above is characterized in that the length of the second positioning pin 28 is smaller than the depth of the second positioning hole 26 .

[0030] The extendable photovoltaic ground pile described in any of the above embodiments is characterized in that the length of the first positioning pin 34 is smaller than the depth of the first positioning hole 15 .

[0031] The extendable photovoltaic ground pile described in any of the above embodiments is characterized in that the threads of the two adjacent second pile bodies 2 are in the same spiral line.

[0032] The extendable photovoltaic ground pile described in any of the above embodiments is characterized in that the material of the first pile body 11 is galvanized steel or stainless steel.

[0033] The extendable photovoltaic ground pile described in any of the above embodiments is characterized in that the material of the second pile body 21 is galvanized steel or stainless steel.

[0034] The extendable photovoltaic ground pile described in any of the above embodiments is characterized in that the threads of the first pile body 1 and the second pile body 2 are in the same spiral line.

[0035] The extendable photovoltaic ground pile described in the present application is characterized in that a first positioning hole 15 is formed at the top center of the first pile body 11, and a first positioning groove connected to the first positioning hole 15 is formed on both sides thereof; a second positioning hole 26 is formed at the top center of the second pile body (21), and a second positioning groove connected to the second positioning hole 26 is formed on both sides thereof; a second positioning pin 28 is provided at the bottom center of the second pile body 21, and a second positioning plate is provided on both sides of the second positioning pin 28, and the length of the second positioning pin 28 and the second positioning plate is greater than the length of the second fastening bolt 25; when there is one second pile body 2, the second positioning pin 28 is inserted into the first positioning hole 15, and the second positioning plate 29 is inserted into the corresponding first positioning groove; when there are multiple second pile bodies 2, the second positioning pin 28 of the bottom second pile body 2 is inserted into the first positioning hole 15, and the second positioning plate is inserted into the corresponding first positioning groove; the second positioning pin 28 of the upper second pile body 2 is inserted into the second positioning hole 26 of the lower second pile body 2, and the second positioning plate of the second pile body 2 is inserted into the second positioning groove.

[0036] In the present invention, when the ground pile needs to be driven into the ground for a longer length to make the ground pile more secure, but the length of the ground pile is not enough, multiple second pile bodies 2 and the first pile body 1 can be connected by connecting the first fastening bolt 33, the second fastening bolt 25 and the fastening nut 4, without using longer ground piles, which is convenient for construction; at the same time, the ground pile is divided into the first pile body 1 and the second pile body 2, and there is no need to use a longer transportation tool, which makes the ground pile more convenient to carry; the first vertical groove 13 and the second vertical groove 23 make the ground pile more labor-saving when drilling into the ground; the positions of the first fastening bolt 33, the second fastening bolt 25 and the fastening nut 4 are within the outer edge of the cylindrical surface of the first pile body 1 and the second pile body 2, which will not hinder the connection between the first pile body 1 and the second pile body 2 from entering the ground, making it more convenient for the ground pile to be drilled into the ground.

[0037] The present invention solves the problem in the prior art that the part of the ground pile entering the ground cannot be lengthened as required.

[0038] The above embodiments are only preferred technical solutions of the present invention and should not be regarded as limiting the present invention. The protection scope of the present invention shall be the technical solutions recorded in the claims, including the equivalent replacement solutions of the technical features in the technical solutions recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the present invention.

Claims

1. An extendable photovoltaic ground pile, comprising a flange (3), a first pile body (1), and at least one second pile body (2), characterized in that The second pile body (2) is located above the first pile body (1), the first pile body (1) is composed of a first pile body main body (11) and a first thread (14) located outside the first pile body main body (11), a plurality of first vertical grooves (13) are formed on the side wall of the first pile body main body (11), the upper part of the first vertical groove (13) does not pass through the top of the first pile body main body (11), and a first limiting hole (12) is also formed on the first pile body main body (11) corresponding to the upper part of the first vertical groove (13), the second pile body (2) is composed of a second pile body main body (21) and a second thread (24) located outside the second pile body main body (21), the second pile body main body (21) is formed with a second vertical groove (23) whose number is the same as the number of the first vertical grooves (13), the upper part of the second vertical groove (23) does not pass through the top of the second pile body main body (21), and a second limiting hole (22) is also formed on the second pile body main body (21) corresponding to the upper part of the second vertical groove (23) 2), a second fastening bolt (25) is also provided at the bottom of the second pile body (21) between two adjacent second vertical grooves (23), the flange (3) is composed of a flange body (31), a plurality of fixing holes (32) are formed around the center of the flange body (31), and a first fastening bolt (33) corresponding to the second limiting hole (22) is provided at the bottom of the flange body (31), when there is one second pile body (2), the second fastening bolt (25) is inserted into the corresponding first limiting hole (12) and fixed by a fastening nut (4), when there are multiple second pile bodies (2), the second fastening bolt (25) of the bottom second pile body (2) is inserted into the corresponding first limiting hole (12) and fixed by a fastening nut (4), and the second fastening bolt (25) of the upper second pile body (2) is inserted into the corresponding second limiting hole (22) of the lower second pile body (2) and fixed by a fastening nut (4); A first positioning hole (15) is formed at the center of the top of the first pile body (11), and a first positioning groove communicating with the first positioning hole (15) is formed on both sides thereof; a second positioning hole (26) is formed at the center of the top of the second pile body (21), and a second positioning groove communicating with the second positioning hole (26) is formed on both sides thereof; a second positioning pin (28) is provided at the center of the bottom of the second pile body (21), and a second positioning plate is provided on both sides of the second positioning pin (28); the length of the second positioning pin (28) and the second positioning plate is greater than the length of the second fastening screw. The length of the bolt (25), when there is one second pile body (2), the second positioning pin (28) is inserted into the first positioning hole (15), and the second positioning plate (29) is inserted into the corresponding first positioning groove; when there are multiple second pile bodies (2), the second positioning pin (28) of the bottom second pile body (2) is inserted into the first positioning hole (15), the second positioning plate is inserted into the corresponding first positioning groove, the second positioning pin (28) of the upper second pile body (2) is inserted into the second positioning hole (26) of the lower second pile body (2), and the second positioning plate of the second pile body (2) is inserted into the second positioning groove; When the ground pile needs to be driven into the ground for a longer length to make it more secure, but the length of the ground pile is not enough, multiple second pile bodies are connected to the first pile body by connecting the first fastening bolt, the second fastening bolt and the fastening nut, without the need to use a longer ground pile; at the same time, the ground pile is divided into the first pile body and the second pile body, and there is no need to use a longer transportation tool, making the ground pile more convenient to carry; the first vertical groove and the second vertical groove make the ground pile more labor-saving when drilling into the ground; the positions of the first fastening bolt, the second fastening bolt and the fastening nut are within the outer edge of the cylindrical surface of the first pile body and the second pile body, and will not hinder the connection between the first pile body and the second pile body from entering the ground, making it more convenient for the ground pile to be drilled into the ground; The length of the second positioning pin (28) is smaller than the depth of the second positioning hole (26); the threads of two adjacent second pile bodies (2) are in the same spiral line; and the threads of the first pile body (1) and the second pile body (2) are in the same spiral line.

2. The extendable photovoltaic ground pile according to claim 1, characterized in that The material of the first pile body (11) is galvanized steel or stainless steel.

3. The extendable photovoltaic ground pile according to claim 1, characterized in that The material of the second pile body (21) is galvanized steel or stainless steel.

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