Novel iron core structure for rectifier transformer

Abstract

The novel iron core structure comprises an iron core body, a bottom plate is installed at the bottom end of the iron core body, a top plate is installed at the top end of the iron core body, a limiting structure is installed at one end in the top plate, and a heat dissipation structure is installed at one end in the top plate. The first heat conduction plate is arranged at the bottom end in the top plate, the area of the first heat conduction plate is larger than that of the iron core body, when the iron core body is put into use again, a large amount of heat is generated by the iron core body, and the first heat conduction plate can absorb the heat and guide the heat to the second heat conduction plate arranged at the top end. And heat dissipation plates are installed at the bottom end of the second heat conduction plate at equal intervals, the heat dissipation plates can absorb heat on the second heat conduction plate and can dissipate the heat through the shapes of the heat dissipation plates, the generated heat can be rapidly dissipated when the device is used, and therefore the purpose of conveniently dissipating the heat when the device is put into use is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, and particularly relates to a novel iron core structure for a rectifier transformer. Background Technique

[0002] A transformer is a device that uses the principle of electromagnetic induction to change the AC voltage. Its main components are the primary coil, secondary coil, and iron core. Its main functions include: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization, etc. A transformer is an electrical device that uses the principle of electromagnetic induction to change the AC voltage and can play roles such as voltage transformation, current transformation, impedance transformation, and voltage stabilization in a circuit. It has a wide range of applications in many fields such as power supply, machinery manufacturing, metallurgy, and railways.

[0003] For this reason, the patent number specification with the publication number CN214505212U discloses a transformer iron core structure, belonging to the technical field of transformer iron cores. This transformer iron core structure includes an iron core body, clamp pieces, screw rods, and pull plates. The iron core body is in a "day" shape and is fixed on the clamp pieces. The clamp pieces are channel steels with installation holes. The clamp pieces include two lower clamp pieces and two upper clamp pieces. The two lower clamp pieces and the two upper clamp pieces are respectively connected by screw rods. The number of screw rods is 8, and the lower clamp pieces and the upper clamp pieces on the same side are connected by pull plates. The number of pull plates is 6. The utility model reduces the center distance and height of the iron core, reduces the weight of the iron core, and connects the upper clamp pieces and the lower clamp pieces by adding pull plates, without increasing the overall volume of the transformer, and further reduces the cost.

[0004] The above-mentioned prior art mentions that by adding pull plates to connect the upper clamp pieces and the lower clamp pieces, the overall volume of the transformer will not be increased, and the cost is further reduced. However, when the device is put into use, it cannot dissipate the heat generated during use, which will affect the service life of the device. Content of the Utility Model

[0005] The purpose of the utility model is to provide a novel iron core structure for a rectifier transformer to solve the defect that it is not convenient to dissipate heat when the existing device is put into use.

[0006] To solve the above technical problems, the utility model provides the following technical solution: A novel iron core structure for a rectifier transformer, including an iron core body, a bottom plate is installed at the bottom end of the iron core body, a fixing screw is installed at one end of the bottom plate, and a lifting structure is installed at the top end of the bottom plate;

[0007] The lifting structure includes a connecting column, an adjusting screw, and a threaded rod. The connecting column is installed at the top end of the bottom plate, an adjusting screw is installed at the top end of the connecting column, and a threaded rod is installed at one end of the adjusting screw;

[0008] A top plate is installed at the top of the core body, a limiting structure is installed at one end inside the top plate, and a heat dissipation structure is installed at one end inside the top plate.

[0009] When in use, firstly, a first heat conducting plate is installed at the bottom end inside the top plate. The area of ​​the first heat conducting plate is larger than that of the core body. When the core body is put into use again, it will generate a large amount of heat. The first heat conducting plate can absorb the heat and guide it to the second heat conducting plate installed on the top. Heat dissipation plates are installed at equal intervals on the bottom end of the second heat conducting plate. The heat dissipation plates can absorb the heat on the second heat conducting plate and dissipate the heat through their own shape, so that the heat generated when the device is in use can be quickly dissipated.

[0010] Preferably, the connecting columns are installed on the top of the bottom plate, and four groups of the connecting columns are provided.

[0011] Preferably, one end of the adjusting screw is provided with an internal thread, one end of the threaded rod is provided with an external thread, and the adjusting screw and the threaded rod form a threaded connection.

[0012] Preferably, the limiting structure comprises a mounting block, a limiting block and a spring, the mounting block is mounted at one end inside the top plate, one end of the mounting block is provided with a limiting block, and one side of the mounting block is provided with a spring.

[0013] Preferably, the spring is in a spiral shape, and the spring and the mounting block form an elastic connection.

[0014] Preferably, the heat dissipation structure includes a first heat conducting plate, a second heat conducting plate and a heat dissipation plate, wherein the first heat conducting plate is installed at the bottom end inside the top plate, the second heat conducting plate is installed at the top end of the first heat conducting plate, and the heat dissipation plate is installed at the top end of the second heat conducting plate.

[0015] Preferably, the heat sink is mounted on the top of the second heat conducting plate, and the heat sinks are arranged at equal intervals about the central axis of the second heat conducting plate.

[0016] The utility model provides a novel iron core structure for a rectifier transformer, which has the advantages that: a first heat conducting plate is installed at the bottom end of the top plate, the area of ​​the first heat conducting plate is larger than the area of ​​the iron core body, when the iron core body is put into use, it will generate a large amount of heat, the first heat conducting plate can absorb the heat and guide it to the second heat conducting plate installed at the top, and heat dissipation plates are installed at equal intervals at the bottom end of the second heat conducting plate, the heat dissipation plates can absorb the heat on the second heat conducting plate and dissipate the heat through their own shape, so that the heat generated when the device is used can be quickly dissipated, thereby achieving the purpose of facilitating heat dissipation when the device is put into use;

[0017] By installing a connecting column at the top of the bottom plate, the connecting column is provided with an internal thread, so that the adjusting screw can be rotated at the top of the connecting column, and the adjusting screw is also provided with an internal thread and connected to the threaded rod. When the user rotates the adjusting screw, the threaded rod can be moved, so that the threaded rod can be raised and lowered inside the connecting column. By installing four sets of connecting columns, adjusting screws and threaded rods, the core body can be fixed to the cores of different heights during installation, so as to achieve the purpose of facilitating the fixing of cores of different specifications.

[0018] A mounting block is installed at one end of the top plate, a spring is installed on one side of the mounting block, the other end of the spring is installed in the middle of the top plate, and the spring is spirally shaped and can be elastically connected to the mounting block. A limit block is installed at one end of the mounting block, and when the core body is installed, the limit block and the mounting block are pulled apart to deform the spring. At this time, the spring will reset and the limit block will contact the core body. Multiple groups of this component are provided, and the core body can be limited and fixed by resetting through the multiple groups of limit blocks, so as to achieve the purpose of facilitating the limit fixation of the core when installing it to prevent deviation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0020] Figure 2 It is a side cross-sectional structural schematic diagram of the utility model;

[0021] Figure 3 For the utility model Figure 1 A partial cross-section at the center is an enlarged structural diagram;

[0022] Figure 4 It is a three-dimensional exploded schematic diagram of the lifting structure of the utility model;

[0023] Figure 5 It is a schematic diagram of a partial cross-sectional structure of the heat dissipation structure of the utility model in a front view.

[0024] Explanation of the reference numerals in the figure: 1. bottom plate; 2. core body; 3. lifting structure; 301. connecting column; 302. adjusting screw; 303. threaded rod; 4. top plate; 5. limiting structure; 501. mounting block; 502. limiting block; 503. spring; 6. heat dissipation structure; 601. first heat conduction plate; 602. second heat conduction plate; 603. heat dissipation plate; 7. fixing screw. DETAILED DESCRIPTION

[0025] 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 in 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] See also Figure 1-Figure 5 The utility model provides an embodiment: a new iron core structure for a rectifier transformer, including an iron core body 2, a bottom plate 1 is installed at the bottom end of the iron core body 2, a fixing screw 7 is installed at one end of the bottom plate 1, and a lifting structure 3 is installed at the top of the bottom plate 1.

[0027] Reference Figure 1-2 and Figure 4 As shown, the lifting structure 3 includes a connecting column 301, an adjusting screw 302 and a threaded rod 303. The connecting column 301 is installed on the top of the base plate 1. The connecting column 301 is installed on the top of the base plate 1. Four groups of connecting columns 301 are provided.

[0028] An adjusting screw 302 is installed at the top of the connecting column 301 . One end of the adjusting screw 302 is provided with an internal thread. One end of the threaded rod 303 is provided with an external thread. The adjusting screw 302 and the threaded rod 303 form a threaded connection. One end of the adjusting screw 302 is installed with the threaded rod 303 .

[0029] By installing a connecting column 301 at the top of the base plate 1, an internal thread is provided inside the connecting column 301, so that the adjusting screw 302 can be rotated at the top of the connecting column 301. The adjusting screw 302 is also provided with an internal thread and is connected to the threaded rod 303. When the user rotates the adjusting screw 302, the threaded rod 303 can be moved, so that the threaded rod 303 can be raised and lowered inside the connecting column 301. By installing four sets of connecting columns 301, adjusting screws 302 and threaded rods 303, the core body 2 can be fixed to the cores of different heights during installation.

[0030] Reference Figure 1-3 As shown, a top plate 4 is installed at the top of the core body 2, and a limiting structure 5 is installed at one end inside the top plate 4. The limiting structure 5 includes a mounting block 501, a limiting block 502 and a spring 503. The mounting block 501 is installed at one end inside the top plate 4, and a limiting block 502 is installed at one end of the mounting block 501. A spring 503 is installed on one side of the mounting block 501. The spring 503 is spiral in shape, and the spring 503 and the mounting block 501 form an elastic connection. A heat dissipation structure 6 is installed at one end inside the top plate 4.

[0031] A mounting block 501 is installed at one end of the top plate 4, a spring 503 is installed on one side of the mounting block 501, and the other end of the spring 503 is installed in the middle of the top plate 4. The spring 503 is spirally shaped and can be elastically connected to the mounting block 501. A limit block 502 is installed at one end of the mounting block 501. When the core body 2 is installed, the limit block 502 and the mounting block 501 are pulled apart to deform the spring 503. At this time, the spring 503 will reset and the limit block 502 will contact the core body 2. A plurality of groups of this component are provided, and the core body 2 can be limited and fixed by resetting through the plurality of limit blocks 502.

[0032] Reference Figure 1-2 and Figure 5 As shown, the heat dissipation structure 6 includes a first heat conducting plate 601, a second heat conducting plate 602 and a heat sink 603. The first heat conducting plate 601 is installed at the bottom end inside the top plate 4, the second heat conducting plate 602 is installed at the top of the first heat conducting plate 601, the heat sink 603 is installed at the top of the second heat conducting plate 602, and the heat sink 603 is installed at the top of the second heat conducting plate 602. The heat sinks 603 are arranged at equal intervals about the central axis of the second heat conducting plate 602.

[0033] A first heat conducting plate 601 is installed at the bottom end inside the top plate 4, and the area of ​​the first heat conducting plate 601 is larger than the area of ​​the core body 2. When the core body 2 is put into use again, it will generate a large amount of heat. The first heat conducting plate 601 can absorb the heat and guide it to the second heat conducting plate 602 installed on the top. Heat dissipation plates 603 are installed at equal intervals at the bottom end of the second heat conducting plate 602. The heat dissipation plates 603 can absorb the heat on the second heat conducting plate 602 and dissipate the heat through their own shape, so that the heat generated when the device is in use can be quickly dissipated.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A novel iron core structure for a rectifier transformer, comprising an iron core body (2); Features: A bottom plate (1) is installed at the bottom end of the core body (2), a fixing screw (7) is installed at one end of the bottom plate (1), and a lifting structure (3) is installed at the top end of the bottom plate (1); The lifting structure (3) comprises a connecting column (301), an adjusting screw (302) and a threaded rod (303); the connecting column (301) is mounted on the top of the base plate (1); the adjusting screw (302) is mounted on the top of the connecting column (301); and the threaded rod (303) is mounted on one end of the adjusting screw (302); A top plate (4) is installed at the top of the core body (2), a limiting structure (5) is installed at one end inside the top plate (4), and a heat dissipation structure (6) is installed at one end inside the top plate (4).

2. The novel iron core structure for a rectifier transformer according to claim 1, characterized in that: The connecting columns (301) are installed on the top of the bottom plate (1), and four groups of the connecting columns (301) are provided.

3. The novel iron core structure for a rectifier transformer according to claim 1, characterized in that: One end of the adjusting screw (302) is provided with an internal thread, and one end of the threaded rod (303) is provided with an external thread. The adjusting screw (302) and the threaded rod (303) form a threaded connection.

4. The novel iron core structure for a rectifier transformer according to claim 1, characterized in that: The limiting structure (5) comprises a mounting block (501), a limiting block (502) and a spring (503); the mounting block (501) is mounted at one end inside the top plate (4); one end of the mounting block (501) is provided with the limiting block (502); and one side of the mounting block (501) is provided with the spring (503).

5. The novel iron core structure for a rectifier transformer according to claim 4 is characterized in that: The spring (503) is in a spiral shape, and the spring (503) and the mounting block (501) form an elastic connection.

6. The novel iron core structure for a rectifier transformer according to claim 1, characterized in that: The heat dissipation structure (6) comprises a first heat conducting plate (601), a second heat conducting plate (602) and a heat dissipation plate (603); the first heat conducting plate (601) is mounted at the bottom end inside the top plate (4); the second heat conducting plate (602) is mounted on the top end of the first heat conducting plate (601); and the heat dissipation plate (603) is mounted on the top end of the second heat conducting plate (602).

7. The novel iron core structure for a rectifier transformer according to claim 6, characterized in that: The heat dissipation plates (603) are installed on the top of the second heat conducting plate (602), and the heat dissipation plates (603) are arranged at equal intervals with respect to the central axis of the second heat conducting plate (602).

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