Dry-type transformer for wind power generation tower drum

Abstract

The utility model discloses a dry-type transformer for a wind power generation tower drum, and relates to the technical field of wind power generation equipment. The device comprises three barrels, a lower support and an upper support, the upper support and the lower support are fixedly installed at the two ends of the barrels respectively, a positioning frame distributed in a poison thorn mode is arranged at the bottom end of the lower support in a sliding mode, a two-way threaded rod is inserted into the positioning frame in a rotating mode, and the outer side of the two-way threaded rod is sleeved with symmetrically-distributed threaded sliding blocks in a threaded mode. Movable blocks are fixedly arranged at the top ends of the threaded sliding blocks, screw rods are fixedly arranged on the opposite sides of the two movable blocks located on the same side, hexagonal nuts are arranged on the outer sides of the screw rods in a threaded sleeving mode, the screw rods are inserted into the positioning holes in a penetrating mode, and two heat dissipation assemblies are installed at the top end of the upper support. The two-way threaded rod, the threaded sliding block, the movable frame, the threaded rod, the positioning hole and other structures are arranged to be matched with one another, the position of the mounting hole can be adjusted according to the field mounting environment requirement, and therefore the purpose of facilitating mounting is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to wind power generation equipment technical field, concretely is wind power generation tower dry type transformer. BACKGROUND

[0002] Wind power generation equipment is a kind of renewable energy equipment using wind power to convert kinetic energy into electric energy, mainly by wind turbine, generator, control system and transformer etc. Dry type transformer plays a key role in wind power generation system, it is responsible for converting the low voltage power output by generator into high voltage power to facilitate long distance power transmission, and due to its excellent insulation and heat dissipation performance, it does not need to use liquid coolant such as oil, increases the safety and environmental protection of equipment, so it has important significance in improving overall system efficiency and reliability.

[0003] However, the fixing point of the existing dry type transformer is usually fixed, cannot be adjusted according to the actual installation environment and installation point, thereby unnecessary trouble is brought to installation operation, for the above problems, the inventor proposes wind power generation tower dry type transformer to solve the above problems. UTILITY MODEL CONTENTS

[0004] In order to solve the problem that it is not convenient to adjust the installation point according to the actual installation environment;The purpose of the utility model is to provide wind power generation tower dry type transformer.

[0005] In order to solve the above technical problems, the utility model adopts the following technical scheme: wind power generation tower dry type transformer, including cylinder, lower support and upper support, the cylinder has three, the upper support and lower support are fixedly installed at both ends of cylinder respectively, the lower support bottom end is slidably provided with positioning frame distributed as thorn, the positioning frame is rotatably inserted with bidirectional screw rod, the outer side of bidirectional screw rod is threadedly provided with symmetrically distributed screw block, the screw block top is fixedly provided with moving block, the screw rod is movably inserted in lower support, the outer side of screw rod is threadedly provided with hexagonal nut, the lower support both sides are provided with positioning hole distributed in array, the screw rod is inserted in positioning hole, the upper support top is provided with two heat dissipation components.

[0006] Preferably, the heat dissipation component includes heat dissipation box, the heat dissipation box inner wall is installed with exhaust fan, the exhaust fan is located above the cylinder, the heat dissipation box top is installed with protective net, three heat dissipation fins are symmetrically distributed on the outer side of the cylinder, and the exhaust fan is located above the heat dissipation fin.

[0007] Preferably, the upper support top is fixedly provided with lifting ring distributed in rectangular array, the protective net is detachably installed on the heat dissipation box top through screw, and the heat dissipation box is detachably installed on the inner wall of the upper support through screw.

[0008] Preferably, mounting holes are arranged at both ends of the positioning frame in a symmetrical manner, rotating discs are arranged outside the two positioning frames, the rotating discs are fixedly connected with the bidirectional threaded rods at the ends, sliding grooves are arranged at the top ends of the positioning frames in a symmetrical manner, and the moving blocks are movably inserted into the sliding grooves.

[0009] Compared with the prior art, the utility model has the beneficial effects that:

[0010] 1、The utility model discloses a bidirectional threaded rod, a threaded sliding block, a moving frame, a screw rod and a positioning hole are arranged and cooperate with each other, so that the position of the mounting hole can be adjusted according to the installation environment demand on the spot, thereby achieving the purpose that installation is facilitated.

[0011] 2、The utility model discloses a heat dissipation box, an exhaust fan, a protective net and a heat dissipation fin are arranged and cooperate with each other, the cylinder generates a certain heat during operation, if the heat is not dissipated in time, the stable operation of the equipment will be affected, and the exhaust fan and the heat dissipation fin can efficiently dissipate the heat generated by the cylinder. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced as follows, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative labor.

[0013] Figure 1 It is the overall structure schematic diagram of the utility model;

[0014] Figure 2 It is the overall structure side surface schematic diagram of the utility model;

[0015] Figure 3 It is the cross section schematic diagram of the lower support and the connecting structure thereof of the utility model;

[0016] Figure 4 It is the utility model Figure 3 The enlarged structure schematic diagram of A in the utility model;

[0017] Figure 5 It is the cross section schematic diagram of the protective net and the connecting structure thereof of the utility model.

[0018] In the diagram: 1. Cylinder; 11. Lower support; 12. Upper support; 13. Lifting ring; 2. Positioning frame; 21. Two-way threaded rod; 22. Threaded slider; 23. Moving block; 24. Screw; 25. Hexagonal nut; 26. Positioning hole; 27. Sliding groove; 28. Turntable; 29. ​​Mounting hole; 3. Heat dissipation assembly; 31. Heat dissipation box; 32. Exhaust fan; 33. Protective net; 34. Heat dissipation fins. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0020] Example: Figures 1-5 As shown, this utility model provides a dry-type transformer for wind power generation towers, including a cylinder 1, a lower support 11, and an upper support 12. There are three cylinders 1: a high-voltage cylinder, a low-voltage cylinder, and a neutral cylinder. The high-voltage cylinder contains a high-voltage winding, which is responsible for converting low-voltage electrical energy from the power grid or generator into high-voltage electrical energy to meet the needs of long-distance power transmission. The low-voltage cylinder contains a low-voltage winding, which converts high-voltage electrical energy into low-voltage electrical energy suitable for users or downstream equipment. The neutral cylinder is mainly used for isolation and safety grounding, providing a return path for the current. It acts as insulation and support between the high-voltage and low-voltage windings. The upper bracket 12 and the lower bracket 11 are respectively fixedly installed at both ends of the cylinder 1. The bottom end of the lower bracket 11 is provided with a positioning frame 2 with a barbed pattern. A bidirectional threaded rod 21 is rotatably inserted into the positioning frame 2. A symmetrically distributed threaded slider 22 is threaded on the outside of the bidirectional threaded rod 21. A moving block 23 is fixed at the top of the threaded slider 22. A screw 24 is fixed on the opposite side of the two moving blocks 23 on the same side. The screw 24 is movably inserted into the lower bracket 11. A hexagonal nut 25 is threaded on the outside of the screw 24. Positioning holes 26 are arranged in an array on both sides of the lower bracket 11. The screw 24 is inserted through the positioning holes 26. Two heat dissipation components 3 are installed at the top of the upper bracket 12. The heat dissipation components 3 are used to dissipate heat from the equipment.

[0021] The heat dissipation assembly 3 includes a heat dissipation box 31, an exhaust fan 32 is installed on the inner wall of the heat dissipation box 31, the exhaust fan 32 is located above the cylinder 1, a protective net 33 is installed on the top of the heat dissipation box 31, and heat dissipation fins 34 are symmetrically distributed on the outer side of the three cylinders 1, with the exhaust fan 32 located above the heat dissipation fins 34.

[0022] By adopting the technical scheme, the exhaust fan 32 circulates the gas around the heat dissipation fins 34, and the heat outside the heat dissipation fins 34 can be taken away by the circulating gas, so as to achieve the purpose of heat dissipation.

[0023] The upper support 12 is provided with a plurality of lifting rings 13 arranged in a rectangular array at the top end.

[0024] By adopting the technical scheme, the lifting ring 13 can facilitate hoisting of the device as a whole.

[0025] The protective net 33 is detachably installed at the top end of the heat dissipation box 31 by screws.

[0026] By adopting the technical scheme, the protective net 33 can be detached.

[0027] The heat dissipation box 31 is detachably installed on the inner wall of the upper support 12 by screws.

[0028] By adopting the technical scheme, the heat dissipation box 31 can be installed and detached.

[0029] The positioning frame 2 is provided with a plurality of mounting holes 29 arranged in a symmetrical manner at both ends.

[0030] By adopting the technical scheme, the mounting hole 29 can facilitate installation of the device as a whole.

[0031] The two positioning frames 2 are rotatably provided with a rotating disc 28 outside, and the rotating disc 28 is fixedly connected with the bidirectional screw rod 21 at the end.

[0032] By adopting the technical scheme, the rotating disc 28 drives the bidirectional screw rod 21 to rotate.

[0033] The positioning frame 2 is provided with a plurality of sliding grooves 27 arranged in a symmetrical manner at the top end, and the moving block 23 is movably inserted into the sliding groove 27.

[0034] By adopting the technical scheme, the sliding groove 27 can limit the sliding groove 27 and assist in horizontal movement.

[0035] Firstly, the equipment is hoisted by the crane and the lifting ring 13, and is moved above the installation area, then the hexagonal nut 25 is disassembled, then the rotating disc 28 is rotated, so that the rotating disc 28 drives the bidirectional threaded rod 21 to rotate, the bidirectional threaded rod 21 drives the two threaded sliding blocks 22 and the moving block 23 to move in the opposite direction under the assistance of the sliding groove 27, the moving block 23 drives the screw rod 24 to move, so that the screw rod 24 is separated from the positioning hole 26, then the position of the positioning frame 2 can be moved according to the positioning point of the installation surface, so that the position of the installation hole 29 corresponds to the positioning point of the installation point, then the equipment can be placed on the table surface, then the reverse operation is performed, so that the screw rod 24 is inserted into the positioning hole 26, finally the hexagonal nut 25 is installed outside the screw rod 24, so that the positioning of the positioning frame 2 is completed, finally the equipment can be fixed and installed through the installation hole 29, the position of the installation hole 29 can be adjusted according to the installation environment demand of the scene, so that the purpose of convenient installation is achieved.

[0036] During the operation of the equipment, the cylinder 1 will generate heat, firstly, the heat dissipation fins 34 will absorb the heat, at the same time, the exhaust fan 32 is started, the exhaust fan 32 circulates the gas around the heat dissipation fins 34, the heat outside the heat dissipation fins 34 can be taken away through the circulating gas, so that the purpose of heat dissipation is achieved.

[0037] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Therefore, if these modifications and variations of the present application belong to the scope of the claims of the present application and the equivalent technologies, the present application also intends to include these modifications and variations.

Claims

1. A wind power tower dry-type transformer, comprising a cylinder (1), a lower support (11) and an upper support (12), characterized in that: Three said cylinder (1), the upper support (12) and the lower support (11) are fixedly installed at both ends of the cylinder (1), the lower support (11) bottom end slidingly provided with a positioning frame (2) distributed as a sting, the positioning frame (2) is rotatably inserted with a bidirectional screw rod (21), the outer side of the bidirectional screw rod (21) is threadedly sleeved with a symmetrically distributed threaded slider (22), the threaded slider (22) top is fixedly provided with a moving block (23), the screw rod (24) is movably inserted in the lower support (11), the outer side of the screw rod (24) is threadedly sleeved with a hexagonal nut (25), the lower support (11) is provided with a positioning hole (26) arranged in an array on both sides, the screw rod (24) is inserted through the positioning hole (26), the upper support (12) top is provided with two heat dissipation assemblies (3).

2. The wind power tower-section dry-type transformer of claim 1, wherein: The heat dissipation assembly (3) comprises a heat dissipation box (31), an exhaust fan (32) is installed on the inner wall of the heat dissipation box (31), the exhaust fan (32) is located above the cylinder (1), a protective net (33) is installed on the top of the heat dissipation box (31), three heat dissipation fins (34) are symmetrically arranged on the outer side of the cylinder (1), and the exhaust fan (32) is located above the heat dissipation fin (34).

3. The wind power tower-section dry-type transformer of claim 1, wherein: The upper support (12) top is fixedly provided with a lifting ring (13) arranged in a rectangular array.

4. The wind power tower-section dry-type transformer of claim 2, wherein: The protective net (33) is detachably installed on the top of the heat dissipation box (31) by screws.

5. The wind power tower-section dry-type transformer of claim 2, wherein: The heat dissipation box (31) is detachably installed on the inner wall of the upper support (12) by screws.

6. The wind power tower-section dry-type transformer of claim 1, wherein: The positioning frame (2) is provided with a mounting hole (29) arranged in a symmetric array at both ends.

7. The wind power tower-section dry-type transformer of claim 1, wherein: Two said positioning frame (2) outer side rotatably provided with a turntable (28), the turntable (28) end and bidirectional screw rod (21) fixed connection.

8. The wind power tower-section dry-type transformer of claim 1, wherein: The positioning frame (2) top is provided with a symmetrically distributed sliding groove (27), and the moving block (23) is movably inserted into the sliding groove (27). The positioning frame (2) top is provided with a symmetrically distributed sliding groove (27), and the moving block (23) is movably inserted into the sliding groove (27).

Images