Amorphous alloy dry-type transformer for wind power generation

Abstract

The amorphous alloy dry-type transformer for wind power generation comprises a transformer body and a plurality of moving parts installed on the bottom face of the transformer body, each moving part comprises an installation box, a hydraulic rod and a roller assembly, the outer wall of each installation box defines a containing space, and the top face of each installation box is connected with the bottom face of the transformer body. An opening is formed in the bottom face of the mounting box, the hydraulic rod is vertically arranged in the containing space, the fixed end of the hydraulic rod is connected with the bottom face of the mounting box, the free end of the hydraulic rod is connected with the roller assembly, and the hydraulic rod is used for pushing the roller assembly out of the containing space from the opening when extending so that the roller assembly can make contact with the ground to roll. The rolling directions of all the roller assemblies are consistent, and the hydraulic rods are used for driving the roller assemblies to retract into the containing space when retracting, so that the bottom face of the mounting box abuts against the ground. The utility model aims to provide an amorphous alloy dry-type transformer for wind power generation, which is convenient to move manually.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to an amorphous alloy dry-type transformer for wind power generation. Background Art

[0002] Modern production and life cannot do without electricity, and power transmission and obtaining various levels of voltage cannot do without transformers; dry-type transformers refer to transformers whose cores and windings are not immersed in insulating oil. Dry-type transformers are mainly composed of cores composed of silicon steel sheets and coils cast with epoxy resin. Dry-type transformers have the advantages of strong short-circuit resistance, low maintenance workload, high operating efficiency, small size, and low noise. They are often used in places with high requirements for fire prevention and explosion-proof performance, and are widely used in local lighting, high-rise buildings, and airports; dry-type transformers are generally moved by mechanical lifting. However, in some cases, manual movement is still required, such as lack of lifting equipment or encountering a narrow place where lifting equipment is not convenient to enter. At this time, due to the heavy weight of the dry-type transformer, manual movement is extremely inconvenient.

[0003] Therefore, it is necessary to propose an amorphous alloy dry-type transformer for wind power generation that is easy to move by manpower. Utility Model Content

[0004] The main purpose of the utility model is to provide an amorphous alloy dry-type transformer for wind power generation which is easy to move by manpower.

[0005] To achieve the above-mentioned purpose, the utility model provides an amorphous alloy dry-type transformer for wind power generation, comprising a transformer body and a plurality of movable parts installed on the bottom surface of the transformer body, the movable parts comprising an installation box, a hydraulic rod and a roller assembly, the outer wall of the installation box encloses a storage space, the top surface of the installation box is connected to the bottom surface of the transformer body, the bottom surface of the installation box is formed with an opening, the hydraulic rod is vertically arranged in the storage space, the fixed end of the hydraulic rod is connected to the bottom surface of the installation box, the free end of the hydraulic rod is connected to the roller assembly, the hydraulic rod is used to push the roller assembly out of the storage space from the opening when the hydraulic rod is extended, so that the roller assembly contacts the ground for rolling, and the rolling directions of the roller assemblies are consistent, and the hydraulic rod is used to drive the roller assembly to be retracted to the storage space when the hydraulic rod is contracted, so that the bottom surface of the installation box abuts the ground.

[0006] Preferably, the movable component also includes a guide rod and a movable plate, the guide rod is vertically arranged in the accommodating space, one end of the guide rod is connected to the top plate of the installation box, and the other end of the guide rod extends toward the bottom surface of the installation box, the movable plate is horizontally arranged in the accommodating space, the top surface of the movable plate is connected to the free end of the hydraulic rod, the roller assembly is installed on the bottom surface of the movable plate, and the movable plate is formed with a through hole along the vertical direction for being sleeved between the two ends of the guide rod.

[0007] Preferably, the roller assembly comprises a roller and a connecting member, the connecting member is vertically arranged, one end of the connecting member is connected to the bottom surface of the movable plate, the other end of the connecting member extends away from the movable plate, and a section of the connecting member away from the movable plate is rotatably connected to the roller.

[0008] Preferably, the connecting member includes two vertically arranged connecting plates, one end of the connecting plate is connected to the bottom surface of the movable plate, the other end of the connecting plate extends away from the movable plate, the two connecting plates are arranged in parallel and spaced apart, one side surface of the roller is rotatably connected to one connecting plate, and the other side surface of the roller is rotatably connected to the other connecting plate.

[0009] Preferably, the transformer body includes an iron core, an insulating winding, an upper fixing component and a lower fixing component, the iron core is vertically arranged, the insulating winding is sleeved between the two ends of the iron core, the upper fixing component is used to clamp the upper end of the iron core, the lower fixing component is used to clamp the lower end of the iron core, and the top surface of the mounting box is connected to the bottom surface of the lower fixing component.

[0010] Preferably, the iron cores and the insulating windings are respectively provided in number, and the three iron cores are arranged in parallel and at intervals, an insulating winding is sleeved on the outside of each iron core, and the insulating windings are arranged at intervals, the upper ends of the iron cores are connected to each other to form an upper iron yoke, and the lower ends of the iron cores are connected to each other to form a lower iron yoke, the fixing parts are clamped on the two side surfaces of the upper iron yoke beam, and the lower fixing parts are clamped on the two side surfaces of the lower iron yoke.

[0011] Preferably, the amorphous alloy dry-type transformer for wind power generation also includes multiple heat dissipation components, which include a heat conductive plate, multiple heat pipes and multiple heat dissipation fins. The heat pipe is vertically arranged between the upper iron yoke and the lower iron yoke, and one side of the heat conductive plate is used to fit with the outer surface of the insulating winding. One end of the heat pipe is connected to a section of the other side of the heat conductive plate facing the lower fixing member to absorb the heat of the heat conductive plate, and the other end of the heat pipe extends to the top of the insulating winding. Each of the heat dissipation fins is arranged in sequence between the two ends of the heat pipe along the length direction of the heat pipe, and the heat dissipation fins are connected to the outer wall surface of the heat pipe to absorb the heat of the heat pipe.

[0012] Preferably, the heat dissipation component also includes a heat dissipation fan, the heat dissipation fins are horizontally arranged, and an air duct is formed between every two heat dissipation fins. The air inlet of the heat dissipation fan is used to face the heat dissipation fins to communicate with the air duct, and the air outlet surface of the heat dissipation fan is used to face away from the heat dissipation fins.

[0013] Preferably, the upper fixing component includes two upper fixing beams, which are horizontally spaced apart, and the lower fixing component includes two lower fixing beams, which are horizontally spaced apart, and the length direction of the upper fixing component and the length direction of the lower fixing component are consistent with the arrangement direction of the iron core.

[0014] Preferably, the amorphous alloy dry-type transformer for wind power generation also includes multiple cooling fans, each of which is installed in sequence along the length direction of the lower fixed beam on a side of the lower fixed beam away from the iron core, and the air outlet direction of the cooling fan is consistent with the air outlet direction of the cooling fan.

[0015] In the technical solution of the utility model, by setting the moving component, when the transformer needs to be moved, the hydraulic rod is started to extend, and the roller assembly is pushed out of the opening into the accommodating space, so that the roller assembly contacts the ground for rolling. The rolling directions of the roller assemblies are consistent, which greatly reduces the friction between the transformer and the ground. The construction personnel can push the transformer to move. When the transformer does not need to be moved, the hydraulic rod is started to contract, driving the roller assembly to be retracted into the accommodating space, so that the bottom surface of the installation box contacts the ground, and the transformer can be placed stably on the ground. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0017] Figure 1 This is a schematic structural diagram of an embodiment of an amorphous alloy dry-type transformer for wind power generation according to the utility model;

[0018] Figure 2 Schematic diagram of the amorphous alloy dry-type transformer for wind power generation after the bottom box is removed;

[0019] Figure 3 Schematic diagram of the internal structure of the moving parts.

[0020] Description of Figure Numbers:

[0021] 1-transformer body; 11-iron core; 12-insulating winding; 13-upper fixed component; 14-lower fixed component; 2-moving component; 21-installation box; 22-hydraulic rod; 23-roller assembly; 231-connecting plate; 232-roller; 24-guide rod; 25-movable plate.

[0022] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only 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.

[0024] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0025] In addition, in the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" 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 an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0028] The utility model provides an amorphous alloy dry-type transformer for wind power generation.

[0029] Please refer to Figures 1 to 3 The amorphous alloy dry-type transformer for wind power generation comprises a transformer body 1 and a plurality of movable components 2 mounted on the bottom surface of the transformer body 1, wherein the movable components 2 comprise an installation box 21, a hydraulic rod 22 and a roller assembly 23, wherein the outer wall of the installation box 21 encloses a receiving space, the top surface of the installation box 21 is connected to the bottom surface of the transformer body 1, an opening is formed on the bottom surface of the installation box 21, the hydraulic rod 22 is vertically arranged in the receiving space, the fixed end of the hydraulic rod 22 is connected to the bottom surface of the installation box 21, the free end of the hydraulic rod 22 is connected to the roller assembly 23, and when the hydraulic rod 22 is extended, it is used to push the roller assembly 23 out of the receiving space from the opening so that the roller assembly 23 contacts the ground for rolling, and when the hydraulic rod 22 is contracted, it is used to drive the roller assembly 23 to be retracted into the receiving space so that the bottom surface of the installation box 21 contacts the ground. In this embodiment, the installation box 21 is a rectangular structural member, and the installation box 21 includes a top box body and a bottom box body that are covered and connected to each other. The top plate of the installation box 21 is vertically connected to the side plates at both ends of the length direction of the installation box 21 to form the top box body, and the bottom plate of the installation box 21 is vertically connected to the other two side plates of the installation box 21 to form the bottom box body. The bottom box body and the top box body are detachably connected.

[0030] In the technical solution of the utility model, by setting the moving component 2, when it is necessary to move the transformer, the hydraulic rod 22 is started to extend, and the roller assembly 23 is pushed out of the accommodating space from the opening, so that the roller assembly 23 contacts the ground for rolling, and the construction personnel can push the transformer to move. When it is not necessary to move the transformer, the hydraulic rod 22 is started to contract, driving the roller assembly 23 to be retracted into the accommodating space, so that the bottom surface of the installation box 21 abuts against the ground, and the transformer can be placed stably on the ground.

[0031] Preferably, the movable component 2 also includes a guide rod 24 and a movable plate 25, the guide rod 24 is vertically arranged in the accommodating space, one end of the guide rod 24 is connected to the top plate of the installation box 21, and the other end of the guide rod 24 extends toward the bottom surface of the installation box 21, and the movable plate 25 is horizontally arranged in the accommodating space, the top surface of the movable plate 25 is connected to the free end of the hydraulic rod 22, the roller assembly 23 is installed on the bottom surface of the movable plate 25, and the movable plate 25 is formed with a through hole in the vertical direction for being sleeved between the two ends of the guide rod 24. The guide rod 24 is provided to guide the movable plate 25 to move in the vertical direction, so that the roller assembly 23 is more stable when extending and retracting with the hydraulic rod 22; in the present embodiment, two movable parts 2 are provided, one of the movable parts 2 is provided at one end of the lower fixed part 14, and the other movable part 2 is provided at the other end of the lower fixed part 14, and two roller assemblies 23, two hydraulic rods 22 and two guide rods 24 are respectively provided in the accommodating space of each of the movable parts 2, and the roller assemblies 23, the hydraulic rods 22 and the guide rods 24 are respectively mirror-arranged at the two ends of the installation box 21, and openings are respectively formed at the two ends of the installation box 21.

[0032] Preferably, the roller assembly 23 includes a roller 231 and a connecting member, the connecting member is vertically arranged, one end of the connecting member is connected to the bottom surface of the movable plate 25, the other end of the connecting member extends away from the movable plate 25, and a section of the connecting member away from the movable plate 25 is rotatably connected to the roller 231. In this embodiment, the central axis direction of the roller 231 is consistent with the length direction of the installation box 21.

[0033] Preferably, the connecting member includes two vertically arranged connecting plates 231, one end of the connecting plate 231 is connected to the bottom surface of the movable plate 25, the other end of the connecting plate 231 extends away from the movable plate 25, the two connecting plates 231 are arranged in parallel and spaced apart, one side of the roller 231 is rotatably connected to one connecting plate 231, and the other side of the roller 231 is rotatably connected to the other connecting plate 231. In this embodiment, the connecting plates 231 are respectively formed with through holes along their thickness directions, and two sides of the roller 231 are respectively formed with rotating shafts, and the rotating shafts are used to pass through the through holes of the connecting plates 231 in a one-to-one correspondence.

[0034] Preferably, the transformer body 1 comprises an iron core 11, an insulating winding 12, an upper fixing component 13 and a lower fixing component 14, the iron core 11 is vertically arranged, the insulating winding 12 is sleeved between the two ends of the iron core 11, the upper fixing component 13 is used to clamp the upper end of the iron core 11, the lower fixing component 14 is used to clamp the lower end of the iron core 11, and the top surface of the installation box 21 is connected to the bottom surface of the lower fixing component 14. In this embodiment, the length direction of the installation box 21 is perpendicular to the length direction of the upper fixing component 13.

[0035] Preferably, the iron cores 11 and the insulating windings 12 are provided in three numbers respectively, and the three iron cores 11 are arranged in parallel and spaced apart, and an insulating winding 12 is sleeved outside each iron core 11, and the insulating windings 12 are arranged at intervals, and the upper ends of the iron cores 11 are connected to each other to form an upper iron yoke, and the lower ends of the iron cores 11 are connected to each other to form a lower iron yoke, and the fixing parts 13 are clamped on the two side surfaces of the upper iron yoke beam, and the lower fixing parts 14 are clamped on the two side surfaces of the lower iron yoke. In this embodiment, the upper iron yoke and the lower iron yoke are arranged horizontally, and the length direction of the upper iron yoke and the length direction of the lower iron yoke are parallel to the arrangement direction of the insulating windings 12.

[0036] Preferably, the amorphous alloy dry-type transformer for wind power generation also includes multiple heat dissipation components, which include a heat conductive plate, multiple heat pipes and multiple heat dissipation fins. The heat pipe is vertically arranged between the upper iron yoke and the lower iron yoke, and one side of the heat conductive plate is used to fit with the outer surface of the insulating winding 12. One end of the heat pipe is connected to a section of the other side of the heat conductive plate facing the lower fixing member to absorb the heat of the heat conductive plate, and the other end of the heat pipe extends to the top of the insulating winding 12. Each of the heat dissipation fins is sequentially arranged between the two ends of the heat pipe along the length direction of the heat pipe, and the heat dissipation fins are connected to the outer wall surface of the heat pipe to absorb the heat of the heat pipe. The heat dissipation component is provided to absorb the heat of the insulating winding 12 through a heat conductive sheet, and then transfer the heat to the heat dissipation fins through a heat pipe, and the heat dissipation fins dissipate the heat into the air; in this embodiment, a spacing space is formed between the two insulating windings 12, and two heat dissipation components are provided. The heat dissipation components are respectively provided in the spacing space, and the heat dissipation component is provided with two heat conductive plates, one of the heat conductive plates is in contact with the outer surface of one of the insulating windings 12 corresponding to the spacing space where the heat dissipation component is located, and the other heat conductive plate is in contact with the outer surface of the other insulating winding 12 corresponding to the spacing space where the heat dissipation component is located, and the heat pipes are provided in an even number, half of the heat pipes are connected to one of the heat conductive plates, and the other half of the heat pipes are connected to the other heat conductive plate.

[0037] Preferably, the heat dissipation component further includes a heat dissipation fan, the heat dissipation fins are arranged horizontally, an air duct is formed between every two heat dissipation fins, an air inlet of the heat dissipation fan is used to face the heat dissipation fins to communicate with the air duct, and an air outlet of the heat dissipation fan is used to face away from the heat dissipation fins. The heat dissipation fan is provided to promote air circulation between the heat dissipation fins and improve the heat dissipation efficiency of the heat dissipation component.

[0038] Preferably, the upper fixing member 13 includes two upper fixing beams, the upper fixing beams are horizontally spaced apart, the lower fixing member 14 includes two lower fixing beams, the lower fixing beams are horizontally spaced apart, and the length direction of the upper fixing member 13 and the length direction of the lower fixing member 14 are consistent with the arrangement direction of the iron core 11. In this embodiment, the upper fixing beams are clamped on the two side surfaces of the upper iron yoke beam, and the lower fixing beams are clamped on the two side surfaces of the lower iron yoke, and the top surfaces of the two upper fixing beams are respectively formed with lifting ears.

[0039] Preferably, the amorphous alloy dry-type transformer for wind power generation further includes a plurality of cooling fans, each of which is sequentially installed along the length direction of the lower fixed beam on a side of the lower fixed beam away from the iron core 11, and the air outlet direction of the cooling fan is consistent with the air outlet direction of the heat dissipation fan. The cooling fan is provided to further improve the heat sweeping efficiency.

[0040] The above are only preferred embodiments of the present invention, and do not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. An amorphous alloy dry-type transformer for wind power generation, characterized in that: The utility model comprises a transformer body and a plurality of movable components installed on the bottom surface of the transformer body, wherein the movable components comprise an installation box, a hydraulic rod and a roller assembly, wherein the outer wall of the installation box encloses a storage space, the top surface of the installation box is connected to the bottom surface of the transformer body, and the bottom surface of the installation box is formed with an opening, the hydraulic rod is vertically arranged in the storage space, the fixed end of the hydraulic rod is connected to the bottom surface of the installation box, and the free end of the hydraulic rod is connected to the roller assembly, and when the hydraulic rod is extended, the hydraulic rod is used to push the roller assembly out of the storage space from the opening so that the roller assembly contacts the ground for rolling, and the rolling directions of the roller assemblies are consistent, and when the hydraulic rod is contracted, the hydraulic rod is used to drive the roller assembly to be retracted into the storage space so that the bottom surface of the installation box contacts the ground.

2. The amorphous alloy dry-type transformer for wind power generation according to claim 1, characterized in that: The movable component also includes a guide rod and a movable plate, the guide rod is vertically arranged in the accommodating space, one end of the guide rod is connected to the top plate of the installation box, and the other end of the guide rod extends toward the bottom surface of the installation box, the movable plate is horizontally arranged in the accommodating space, the top surface of the movable plate is connected to the free end of the hydraulic rod, the roller assembly is installed on the bottom surface of the movable plate, and the movable plate is formed with a through hole along the vertical direction for being sleeved between the two ends of the guide rod.

3. The amorphous alloy dry-type transformer for wind power generation according to claim 2, characterized in that: The roller assembly includes a roller and a connecting member, the connecting member is vertically arranged, one end of the connecting member is connected to the bottom surface of the movable plate, the other end of the connecting member extends away from the movable plate, and a section of the connecting member away from the movable plate is rotatably connected to the roller.

4. The amorphous alloy dry-type transformer for wind power generation according to claim 3, characterized in that: The connecting member includes two vertically arranged connecting plates, one end of which is connected to the bottom surface of the movable plate, and the other end of which extends away from the movable plate. The two connecting plates are arranged in parallel and spaced apart, one side surface of the roller is rotatably connected to one connecting plate, and the other side surface of the roller is rotatably connected to the other connecting plate.

5. The amorphous alloy dry-type transformer for wind power generation according to claim 1, characterized in that: The transformer body includes an iron core, an insulating winding, an upper fixing component and a lower fixing component. The iron core is vertically arranged, the insulating winding is sleeved between the two ends of the iron core, the upper fixing component is used to clamp the upper end of the iron core, the lower fixing component is used to clamp the lower end of the iron core, and the top surface of the installation box is connected to the bottom surface of the lower fixing component.

6. The amorphous alloy dry-type transformer for wind power generation according to claim 5, characterized in that: The iron cores and the insulating windings are respectively provided with three, and the three iron cores are arranged in parallel and at intervals. An insulating winding is sleeved on the outside of each iron core, and the insulating windings are arranged at intervals. The upper ends of the iron cores are connected to each other to form an upper iron yoke, and the lower ends of the iron cores are connected to each other to form a lower iron yoke. The fixing parts are clamped on the two side surfaces of the upper iron yoke beam, and the lower fixing parts are clamped on the two side surfaces of the lower iron yoke.

7. The amorphous alloy dry-type transformer for wind power generation according to claim 6, characterized in that: The heat dissipation device further comprises a plurality of heat dissipation components, wherein the heat dissipation components comprise a heat conducting plate, a plurality of heat pipes and a plurality of heat dissipation fins. The heat pipe is vertically arranged between the upper iron yoke and the lower iron yoke, one side of the heat conducting plate is used to fit with the outer surface of the insulating winding, one end of the heat pipe is connected to a section of the other side of the heat conducting plate facing the lower fixing member to absorb the heat of the heat conducting plate, and the other end of the heat pipe extends to the top end of the insulating winding, and each of the heat dissipation fins is sequentially arranged between the two ends of the heat pipe along the length direction of the heat pipe, and the heat dissipation fin is connected to the outer wall surface of the heat pipe to absorb the heat of the heat pipe.

8. The amorphous alloy dry-type transformer for wind power generation according to claim 7, characterized in that: The heat dissipation component also includes a heat dissipation fan. The heat dissipation fins are horizontally arranged, and an air duct is formed between every two heat dissipation fins. The air inlet of the heat dissipation fan is used to face the heat dissipation fins to communicate with the air duct, and the air outlet surface of the heat dissipation fan is used to face away from the heat dissipation fins.

9. The amorphous alloy dry-type transformer for wind power generation according to claim 8, characterized in that: The upper fixing component includes two upper fixing beams, which are horizontally spaced apart. The lower fixing component includes two lower fixing beams, which are horizontally spaced apart. The length direction of the upper fixing component and the length direction of the lower fixing component are consistent with the arrangement direction of the iron core.

10. The amorphous alloy dry-type transformer for wind power generation according to claim 9, characterized in that: It also includes a plurality of cooling fans, each of which is sequentially installed on a side of the lower fixed beam away from the iron core along the length direction of the lower fixed beam, and the air outlet direction of the cooling fan is consistent with the air outlet direction of the heat dissipation fan.

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