Wind power mixing tower integrated with power transmission line

Abstract

The utility model provides a wind power mixed tower integrated with a power transmission line and a wind power tower, relates to the technical field of wind power tower equipment, adopts a mode that a box transformer substation is arranged in a high tower main body, reduces land acquisition area of the box transformer substation, facilitates laying of a cable led out from a current transformer to a corresponding interface of the box transformer substation, reduces the length of the cable, and reduces cost. Meanwhile, after voltage transformation of the box transformer substation, outgoing lines are led to the outside through holes formed in the cylinder wall, electricity is transmitted to a user or a booster station through wiring terminals on an external support, a power transmission line tower or a cable supporting rod is omitted, and due to the fact that the lines led out of the box transformer substation are located at a certain height, later arrangement of the power transmission line tower is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of wind power tower equipment installation, in particular to a wind power hybrid tower with integrated power transmission lines. Background Art

[0002] Wind power generation refers to the conversion of wind kinetic energy into electrical energy; the direct current generated is input into a direct current storage device, and the alternating current is output through an inverter power supply and input into the power grid through a step-up transformer to supply electricity to industrial and mining enterprises and residents; because wind energy is a clean and pollution-free renewable energy source with good environmental protection effects, and at the same time, the wind energy reserves are huge, it is increasingly valued by countries around the world.

[0003] In the prior art, wind power generation is usually transmitted and transformed through transformers. After the electric energy converted from wind energy is collected in the wind turbine tower, it usually needs to be transformed through external power transmission and transformation, box transformers and other equipment so that users can obtain suitable voltage for use. Since the transformer equipment is set outside the wind turbine tower, it occupies a large amount of land area. At the same time, long-distance transmission also requires a large number of transmission lines or cables, which not only requires a lot of manpower, but also increases the cost of transmission equipment. Utility Model Content

[0004] The purpose of the utility model is to provide a wind power hybrid tower and a wind power tower with an integrated transmission line, so as to alleviate the technical problems in the prior art that a large amount of land is occupied due to the transformer equipment being arranged outside the wind power tower, and at the same time, a large number of transmission lines or cables are also required for long-distance transmission, which increases the cost consumption of transmission equipment.

[0005] In a first aspect, the utility model provides a wind power hybrid tower and a wind power tower with an integrated transmission line, comprising a high tower body, a box transformer and a transformer, wherein the transformer and the box transformer are both installed in the high tower body, and the transformer is located above the box transformer.

[0006] In combination with the first possible implementation of the first aspect, the utility model provides a first possible implementation of the first aspect, which further includes a supporting mechanism, which is installed on the side wall of the high tower body, and the supporting mechanism is used to support the external output line of the box transformer.

[0007] In combination with the first aspect, the utility model provides a second possible implementation of the first aspect, wherein a plurality of sleeves are provided on the outer wall of the high tower body toward the end of the supporting mechanism, and the external output line of the box transformer extends out of the high tower body through the plurality of sleeves.

[0008] In combination with the first possible implementation of the first aspect, the utility model provides a third possible implementation of the first aspect, wherein the support mechanism includes a support plate and a connection assembly, and the support plate is connected to the high tower body through the connection assembly;

[0009] The connection assembly includes a plurality of connection rods and a plurality of support beams. The plurality of connection rods are detachably connected to the high tower body and the ends of the support plate body facing the high tower body. The plurality of support beams are connected to the ends of the plurality of connection rods and the support plate body facing away from the high tower body.

[0010] In combination with the third possible implementation of the first aspect, the utility model provides a fourth possible implementation of the first aspect, wherein a plurality of wiring terminals are provided on the support plate body, and the external output lines of the box transformer extend out of the high tower body and are connected to the plurality of wiring terminals one by one.

[0011] In combination with the fourth possible implementation manner of the first aspect, the utility model provides a fifth possible implementation manner of the first aspect, wherein a fence is arranged on the top of the support plate body.

[0012] In combination with the fourth possible implementation of the first aspect, the utility model provides a sixth possible implementation of the first aspect, wherein the support mechanism also includes a ladder, which is installed on the side of the support plate body; the end surface of the support plate body facing the high tower body is a curved surface; and a guardrail is provided at the end of the ladder away from the support plate body.

[0013] In combination with the sixth possible implementation of the first aspect, the utility model provides a seventh possible implementation of the first aspect, wherein a connecting piece is provided between the connecting rod body and the high tower body, the connecting piece includes a first contact surface and a second contact surface, the first contact surface and the second contact surface are a folded structure, and a reinforcement piece is connected between the first contact surface and the second contact surface.

[0014] In combination with the seventh possible implementation of the first aspect, the utility model provides an eighth possible implementation of the first aspect, wherein the outer wall of the high tower body is provided with a tower door.

[0015] In a second aspect, the utility model further provides a wind power tower, comprising the wind power hybrid tower with integrated power transmission line as described above.

[0016] The embodiments of the utility model bring the following beneficial effects: the transformer and the box transformer are installed in the main body of the high tower, and the transformer is arranged above the box transformer. The wind energy generated by the rotating parts at the top of the high tower body is transformed once by the transformer, and the electric energy is transmitted to the box transformer. The box transformer performs secondary transformation, and transmits the transformed electric energy to the receiving equipment outside the main body of the high tower, thereby reducing the land acquisition area of ​​the transformer and the box transformer. At the same time, since the primary transformation and the secondary transformation are both carried out in the main body of the high tower, at least one transmission line tower or cable support pole is reduced relative to the entire power transmission system. Since the line derived from the box transformer is already at a certain height, it is convenient for the subsequent arrangement of the transmission line tower. At the same time, since the distance between the transformer and the box transformer is shortened, a large amount of cable usage is also saved, alleviating the technical problems existing in the prior art that the transformer equipment is arranged outside the wind turbine tower, occupying a large amount of land acquisition area, and long-distance transmission also requires a large number of transmission lines or cables, thereby achieving the technical effect of reducing costs and increasing efficiency.

[0017] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the related technologies, the drawings required for use in the specific implementation methods or the related technical descriptions will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0019] Figure 1 An overall structural diagram of a power transmission line structure provided by an embodiment of the utility model;

[0020] Figure 2 A side structural schematic diagram of a power transmission line structure provided by an embodiment of the utility model;

[0021] Figure 3 In the power transmission line structure provided by the embodiment of the utility model Figure 2 A local enlarged schematic diagram of the middle A;

[0022] Figure 4 A front view of a power transmission line structure provided by an embodiment of the utility model;

[0023] Figure 5 In the power transmission line structure provided by the embodiment of the utility model Figure 4 A partial enlarged view of point B in the middle.

[0024] Icons: 10 - tower body; 20 - transformer; 30 - sleeve; 100 - support mechanism; 110 - support plate; 120 - connection assembly; 121 - connecting rod; 122 - support beam; 123 - connecting piece; 1231 - first contact surface; 1232 - second contact surface; 1233 - reinforcement piece. DETAILED DESCRIPTION

[0025] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the description of the present utility model, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model 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 a limitation on the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance. Physical quantities in formulas, if not separately marked, should be understood as basic quantities of the basic units of the International System of Units, or derived quantities derived from basic quantities through mathematical operations such as multiplication, division, differentiation or integration.

[0027] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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.

[0028] Embodiment 1

[0029] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the wind power hybrid tower with integrated transmission line provided by the embodiment of the utility model includes a high tower body 10, and a box transformer and a transformer 20. The transformer 20 and the box transformer are both installed in the high tower body 10, and the transformer 20 is located above the box transformer.

[0030] The transformer 20 and the box transformer are installed in the tower body 10. The transformer 20 is set above the box transformer. The wind energy generated by the rotating parts at the top of the tower body 10 is transformed once by the transformer 20, and the electric energy is transmitted to the box transformer. The box transformer performs secondary transformation and transmits the transformed electric energy to the receiving equipment outside the tower body 10, thereby reducing the land acquisition area of ​​the transformer 20 and the box transformer. At the same time, since the primary transformation and the secondary transformation are both carried out in the tower body 10, at least one transmission line tower or cable support pole is reduced relative to the entire power transmission system. Since the line derived from the box transformer is already at a certain height, it is convenient for the subsequent arrangement of the transmission line tower. At the same time, since the distance between the transformer 20 and the box transformer is shortened, a large amount of cable usage is also saved, which alleviates the technical problems existing in the prior art that the transformer 20 equipment is set outside the wind power tower and occupies a large amount of land acquisition area. At the same time, long-distance transmission also requires a large number of transmission lines or cables, thereby achieving the technical effect of reducing costs and increasing efficiency.

[0031] Furthermore, it also includes a supporting mechanism 100, which is installed on the side wall of the high tower body 10, and the supporting mechanism 100 is used to support the external output line of the box-type transformer.

[0032] Furthermore, a plurality of sleeves 30 are provided on the end of the outer wall of the high tower body 10 facing the supporting mechanism 100 , and the external output lines of the box-type transformer extend out of the high tower body 10 through the plurality of sleeves.

[0033] Multiple sleeves 30 can be pre-buried during the construction of the tower body 10. The installation method is simple and convenient for on-site implementation. The external output line of the box transformer is set up on the supporting mechanism 100 and connected to the external transformer or other receiving equipment.

[0034] It should be noted that the height of the sleeve 30 is adapted to the height of the national standard transmission line tower, further reducing the line cost.

[0035] Furthermore, the support mechanism 100 includes a support plate 110 and a connection assembly 120, and the support plate 110 is connected to the tower body 10 through the connection assembly 120;

[0036] The connecting assembly 120 includes a plurality of connecting rods 121 and a plurality of supporting beams 122. The plurality of connecting rods 121 are detachably connected to the ends of the high tower body 10 and the supporting plate body 110 facing the high tower body 10. The plurality of supporting beams 122 are connected to the ends of the plurality of connecting rods 121 and the supporting plate body 110 facing away from the high tower body 10.

[0037] In order to strengthen the connection strength between the support mechanism 100 and the tower body 10, in the present embodiment, the support plate body 110 is connected to the tower body 10 through a connection assembly 120; the connection assembly 120 includes a plurality of connection rod bodies 121 and a plurality of support beams 122, and the plurality of connection rod bodies 121 are detachably connected to the tower body 10 and the ends of the support plate body 110 facing the tower body 10, and the plurality of support beams 122 are connected to the plurality of connection rod bodies 121 and the ends of the support plate body 110 facing away from the tower body 10, that is, the connection rod bodies 121, the support beams 122 and the side walls of the tower body 10 form a stable triangular structure to ensure the connection strength between the support mechanism 100 and the tower body 10.

[0038] It should be noted that, according to actual conditions, the staff may also directly set a base or other structure at the bottom of the support mechanism 100 for support, so as to ensure that the support mechanism 100 can effectively support the output line.

[0039] Furthermore, the support plate 110 is provided with a plurality of wiring terminals, and the external output lines of the box-type transformer extend out of the high tower body 10 and are connected to the plurality of wiring terminals one by one.

[0040] Furthermore, a fence is provided on the top of the supporting plate body 110 .

[0041] The provision of the fence ensures the safety of the staff when they inspect and repair the connection terminals of the power transmission line on the supporting plate 110. At the same time, the provision of the fence also facilitates the installation of accessories related to the power transmission line.

[0042] Furthermore, the support mechanism 100 also includes a ladder, which is installed on the side of the support plate 110 .

[0043] In this embodiment, an opening is provided on one side of the fence, and the fence is connected to the side of the support plate body 110 through the opening, so that the staff can enter the support plate body 110 to inspect the transmission line.

[0044] It should be noted that the staff can also set a door at the opening to facilitate the daily management of the transformer 20.

[0045] Furthermore, the end surface of the support plate 110 facing the high tower body 10 is a curved surface.

[0046] The setting of the curved surface can make the contact between the support plate 110 and the tower body 10 smoother, which is convenient for on-site installation.

[0047] Furthermore, a guardrail is provided at the end of the ladder away from the support plate 110 .

[0048] The guardrail is arranged at the end of the ladder away from the support plate 110. At the same time, the guardrail is arranged at a position a certain distance above the ground to ensure the safety of the workers when climbing the ladder.

[0049] Furthermore, a connecting piece 123 is provided between the connecting rod body 121 and the high tower body 10 . The connecting piece 123 includes a first contact surface 1231 and a second contact surface 1232 . The first contact surface 1231 and the second contact surface 1232 are folded structures, and a reinforcing piece 1233 is connected between the first contact surface 1231 and the second contact surface 1232 .

[0050] The connecting member 123 includes a first contact surface 1231 and a second contact surface 1232. The first contact surface 1231 and the second contact surface 1232 are folded structures to ensure that the first contact surface 1231 can contact the high tower body 10, and the second contact surface 1232 contacts the supporting mechanism 100, so as to achieve the effect of connecting the supporting mechanism 100 and the high tower body 10. At the same time, a reinforcing member 1233 is connected between the first contact surface 1231 and the second contact surface 1232 to improve the connection strength of the connecting member 123.

[0051] Furthermore, a tower door is provided on the outer wall of the tower body 10 .

[0052] The tower door is provided to facilitate the staff to enter the interior of the tower body 10 to carry out operations, maintenance or overhaul.

[0053] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A wind power hybrid tower with integrated transmission line, It is characterized in that It comprises a high tower body (10), a box-type transformer and a transformer (20); the transformer (20) and the box-type transformer are both installed in the high tower body (10), and the transformer (20) is located above the box-type transformer.

2. The wind power hybrid tower of the integrated transmission line according to claim 1, It is characterized in that It also comprises a supporting mechanism (100), which is installed on the side wall of the high tower body (10), and the supporting mechanism (100) is used to support the external output line of the box-type transformer.

3. The wind power hybrid tower of the integrated transmission line according to claim 2, It is characterized in that A plurality of sleeves (30) are provided at the end of the outer wall of the high tower body (10) facing the support mechanism (100), and the external output lines of the box-type transformer extend out of the high tower body (10) through the plurality of sleeves.

4. The wind power hybrid tower of the integrated power transmission line according to claim 3, It is characterized in that The support mechanism (100) comprises a support plate body (110) and a connection assembly (120), and the support plate body (110) is connected to the high tower body (10) via the connection assembly (120); The connection assembly (120) comprises a plurality of connection rods (121) and a plurality of support beams (122); the plurality of connection rods (121) are detachably connected to the ends of the high tower body (10) and the support plate body (110) facing the high tower body (10); and the plurality of support beams (122) are connected to the ends of the plurality of connection rods (121) and the support plate body (110) facing away from the high tower body (10).

5. The wind power hybrid tower of the integrated transmission line according to claim 4, It is characterized in that The support plate body (110) is provided with a plurality of connection terminals, and the external output lines of the box-type transformer extend out of the high tower body (10) and are connected to the plurality of connection terminals one by one.

6. The wind power hybrid tower of the integrated transmission line according to claim 4, It is characterized in that A fence is provided on the top of the support plate body (110).

7. The wind power hybrid tower of the integrated power transmission line according to claim 4, It is characterized in that The support mechanism (100) further comprises a ladder, which is mounted on the side of the support plate body (110); the end surface of the support plate body (110) facing the high tower body (10) is a curved surface; and a guardrail is provided at the end of the ladder away from the support plate body (110).

8. The wind power hybrid tower of the integrated power transmission line according to claim 4, It is characterized in that A connecting piece (123) is provided between the connecting rod body (121) and the high tower body (10), and the connecting piece (123) comprises a first contact surface (1231) and a second contact surface (1232), the first contact surface (1231) and the second contact surface (1232) are folded structures, and a reinforcing piece (1233) is connected between the first contact surface (1231) and the second contact surface (1232).

9. The wind power hybrid tower of the integrated power transmission line according to claim 1, It is characterized in that The outer wall of the high tower body (10) is provided with a tower door.

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