Transformer framework with pin limiting function

Abstract

The transformer framework with the pin limiting function comprises a framework main body, a magnetic core inserting hole is formed in the framework main body, a lead seat is fixedly connected to the outer side of the framework main body, a mounting seat penetrates through the outer wall of the framework main body and is in sliding connection with the outer wall of the framework main body, and a pin limiting device is arranged in the mounting seat. A cavity is formed in the mounting seat, a pin penetrates through and is in sliding connection with the interior of the cavity, a baffle is pulled to drive a rotating shaft to rotate, the baffle is turned over outwards, the baffle is separated from shielding of the interior of the cavity, a fixing plate is moved, and the fixing plate moves outwards to drive a spring to stretch, and meanwhile the fixing plate drives a limiting block to move; the limiting block is separated from the interior of the limiting groove, at the moment, the limiting block is separated from limiting of the gear, the gear is rotated, the gear rotates to drive the movable strip to move, the movable strip moves to drive the pin to move through the connecting rod, the position of the pin is limited and adjusted, and the effect of limiting the pin is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to a transformer frame with a pin limiting function. Background Art

[0002] The transformer frame, or transformer wire frame, is the main structural component of the transformer. Its main function is to provide space for the winding of the wires in the transformer and to fix the iron core in the transformer. The wire slots in the frame provide a path for the wires to pass when the transformer is wound.

[0003] The publication number CN209103924U discloses a transformer skeleton, which comprises a transformer skeleton body, an isolation core baffle wall, a core hole, a core fixing plate, a base, a tape baffle wall, an inner chamfer structure, a reinforcing rib, a PIN seat, a wire slot, a winding support, a skirt lining, and a rounded structure. Isolation core baffle walls are arranged on both sides of the transformer skeleton body, and the shapes of the left and right parts of the isolation core baffle walls are both crescent-shaped. A core fixing plate is arranged above the isolation core baffle wall, and a tape baffle wall is arranged at the connection between the transformer skeleton body and the two isolation core baffle walls.

[0004] In the above documents, since the pins may collide during use, or the pins may be uneven in height during installation, and the spacing of the pins may be different when winding the transformer during assembly, it is difficult to meet the requirements for transformer winding and the use standards cannot be met. Utility Model Content

[0005] The purpose of the utility model is to provide a transformer frame with a pin limiting function to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a transformer skeleton with a pin limiting function, comprising a skeleton body, a magnetic core jack is provided inside the skeleton body, a lead seat is fixedly connected to the outside of the skeleton body, a mounting seat is penetrated through and slidably connected to the outer wall of the skeleton body, a pin limiting device is arranged inside the mounting seat, a cavity is provided inside the mounting seat, a pin is penetrated through and slidably connected to the inside of the cavity, a movable bar is slidably connected to the inner wall of the cavity, a connecting rod is fixedly connected to one end of the movable bar away from the inner wall of the cavity, a rotating shaft is rotatably connected to the outer side of the mounting seat, a baffle is fixedly connected to the outer wall of the rotating shaft, a gear is rotatably connected to the inner wall of the cavity, and teeth are fixedly connected to the outer wall of the movable bar.

[0007] As a further preferred embodiment of the present technical solution, the outer wall of the mounting seat and the outer wall of the gear are provided with limiting grooves, and the gear is meshed with the teeth.

[0008] As a further preferred embodiment of the present technical solution, a spring is fixedly connected to the outer wall of the mounting seat, a fixing plate is fixedly connected to the outer wall of the spring, and an end of the fixing plate close to the spring is fixedly connected to a limiting block.

[0009] As a further preferred embodiment of the present technical solution, the limit block is located inside the limit groove, and the transverse cross-sectional dimension of the limit block is the same as the transverse cross-sectional dimension of the limit groove.

[0010] As a further preferred embodiment of the present technical solution, an adjustment device is provided on the outer side of the skeleton body, an active cavity is opened inside the skeleton body, a connecting plate is slidably connected to the inner wall of the active cavity, and a baffle rod is fixedly connected to the bottom end of the connecting plate.

[0011] As a further preferred embodiment of the present technical solution, a slide groove is provided on the outer wall of the skeleton body, a slider is slidably connected to the inner wall of the slide groove, and one end of the slider away from the inner wall of the slide groove is fixedly connected to the mounting seat.

[0012] As a further preferred embodiment of the present technical solution, a movable groove is provided on the outer wall of the skeleton body, a movable rod is slidably connected inside the movable groove, and the movable rod is fixedly connected to the connecting plate.

[0013] The utility model provides a transformer skeleton with a pin limiting function, which has the following beneficial effects:

[0014] (1) The utility model drives the rotating shaft to rotate by pulling the baffle plate, and the baffle plate flips outward, and the baffle plate is free from blocking the inside of the cavity, and the fixed plate is moved. While the fixed plate moves outward to drive the spring to stretch, the fixed plate drives the limit block to move, and the limit block is free from the inside of the limit groove. At this time, the limit block is free from limiting the gear, and the gear is rotated. The rotation of the gear drives the movable bar to move. The movement of the movable bar drives the pin to move through the connecting rod and limits its position to achieve the effect of limiting the pin.

[0015] (2) The utility model moves the moving rod upward, and the moving rod moves inside the movable groove to drive the connecting plate to move upward. The connecting plate moves upward to drive the blocking rod to move upward. The blocking rod moves upward to disengage the limit on the slider, and the mounting seat is moved. The mounting seat drives the slider to move inside the sliding groove, thereby adjusting the orientation of the pin to obtain a better installation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0018] Figure 3This is a schematic diagram of the structure of the pin limiting device of the utility model;

[0019] Figure 4 This is a schematic cross-sectional view of the pin limiting device of the utility model;

[0020] Figure 5 It is a schematic diagram of the structure of the regulating device of the utility model.

[0021] In the figure: 1. skeleton body; 2. core jack; 3. lead holder; 4. mounting seat; 5. pin limit device; 51. cavity; 52. pin; 53. movable bar; 54. connecting rod; 55. rotating shaft; 56. baffle plate; 57. gear; 58. tooth; 59. limit groove; 510. spring; 511. fixing plate; 512. limit block; 6. adjusting device; 61. movable cavity; 62. connecting plate; 63. baffle rod; 64. movable groove; 65. slide groove; 66. slider; 67. moving rod. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0023] The utility model provides a technical solution: Figures 1 to 5 As shown, in the present embodiment, a transformer skeleton with a pin limiting function comprises a skeleton body 1, a magnetic core jack 2 is provided inside the skeleton body 1, a lead seat 3 is fixedly connected to the outside of the skeleton body 1, a mounting seat 4 is penetrated through and slidably connected to the outer wall of the skeleton body 1, a pin limiting device 5 is arranged inside the mounting seat 4, a cavity 51 is provided inside the mounting seat 4, a pin 52 is penetrated through and slidably connected to the inside of the cavity 51, a movable bar 53 is slidably connected to the inner wall of the cavity 51, and a connecting rod 54 is fixedly connected to one end of the movable bar 53 away from the inner wall of the cavity 51, a rotating shaft 55 is rotatably connected to the outer side of the mounting seat 4, a baffle 56 is fixedly connected to the outer wall of the rotating shaft 55, a gear 57 is rotatably connected to the inner wall of the cavity 51, and teeth 58 are fixedly connected to the outer wall of the movable bar 53.

[0024] The outer wall of the mounting seat 4 and the outer wall of the gear 57 are provided with a limiting groove 59 , and the gear 57 is meshed with the teeth 58 .

[0025] By rotating the gear 57 , the gear 57 can be used to drive the movable bar 53 to move inside the cavity 51 .

[0026] The outer wall of the mounting seat 4 is fixedly connected with a spring 510 , the outer wall of the spring 510 is fixedly connected with a fixing plate 511 , and one end of the fixing plate 511 close to the spring 510 is fixedly connected with a limiting block 512 .

[0027] The limiting block 512 can be inserted into the limiting groove 59 to limit the rotation of the gear 57.

[0028] The limiting block 512 is located inside the limiting groove 59 , and the transverse cross-sectional dimension of the limiting block 512 is the same as the transverse cross-sectional dimension of the limiting groove 59 .

[0029] The limiting block 512 of the same size can fit tightly with the limiting groove 59 to keep the gear 57 in position.

[0030] An adjusting device 6 is arranged on the outside of the skeleton body 1 , an active cavity 61 is opened inside the skeleton body 1 , a connecting plate 62 is slidably connected to the inner wall of the active cavity 61 , and a blocking rod 63 is fixedly connected to the bottom end of the connecting plate 62 .

[0031] Through the connecting plate 62 , the connecting plate 62 can be moved to drive the blocking rod 63 to move.

[0032] The outer wall of the skeleton body 1 is provided with a slide groove 65 , the inner wall of the slide groove 65 is slidably connected with a slider 66 , and one end of the slider 66 away from the inner wall of the slide groove 65 is fixedly connected to the mounting seat 4 .

[0033] By moving the slider 66 , the mounting seat 4 can be driven to move on the inner wall of the slide groove 65 .

[0034] The outer wall of the skeleton body 1 is provided with a movable groove 64 , and a moving rod 67 is slidably connected inside the movable groove 64 . The moving rod 67 is fixedly connected to the connecting plate 62 .

[0035] The movable rod 67 can be moved inside the movable groove 64 by the movable rod 67 , thereby driving the connecting plate 62 to move.

[0036] The utility model provides a transformer skeleton with a pin limiting function, and the specific working principle is as follows: if it is necessary to adjust the pin 52, pull the baffle 56 to drive the rotating shaft 55 to rotate, the baffle 56 flips outward, the baffle 56 is separated from the shielding of the inside of the cavity 51, and the fixed plate 511 is moved. The fixed plate 511 moves outward to drive the spring 510 to stretch, and the fixed plate 511 drives the limit block 512 to move, and the limit block 512 is separated from the inside of the limit groove 59. At this time, the limit block 512 is separated from the limit of the gear 57, and the gear 57 is rotated. The rotation of 57 drives the movable bar 53 to move, and the movement of the movable bar 53 drives the pin 52 to move through the connecting rod 54 and adjusts its position. When the positions of the two mounting seats 4 are adjusted, the movable rod 67 is moved upward, and the movable rod 67 moves inside the movable groove 64 to drive the connecting plate 62 to move upward, and the connecting plate 62 moves upward to drive the blocking rod 63 to move upward, and the blocking rod 63 moves upward to fall off the limit of the slider 66, and the mounting seat 4 is moved, and the mounting seat 4 drives the slider 66 to move inside the slide groove 65, thereby adjusting the orientation of the pin 52.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A transformer frame with a pin limiting function, comprising a frame body (1), characterized in that: A magnetic core jack (2) is provided inside the skeleton body (1), a lead seat (3) is fixedly connected to the outside of the skeleton body (1), a mounting seat (4) is penetrated through and slidably connected to the outer wall of the skeleton body (1), a pin limiting device (5) is provided inside the mounting seat (4), a cavity (51) is provided inside the mounting seat (4), a pin (52) is penetrated through and slidably connected to the inside of the cavity (51), a movable bar (53) is slidably connected to the inner wall of the cavity (51), and a connecting rod (54) is fixedly connected to one end of the movable bar (53) away from the inner wall of the cavity (51), a rotating shaft (55) is rotatably connected to the outer wall of the mounting seat (4), a baffle (56) is fixedly connected to the outer wall of the rotating shaft (55), a gear (57) is rotatably connected to the inner wall of the cavity (51), and teeth (58) are fixedly connected to the outer wall of the movable bar (53).

2. The transformer skeleton with pin limiting function according to claim 1, characterized in that: The outer wall of the mounting seat (4) and the outer wall of the gear (57) are provided with a limiting groove (59), and the gear (57) is meshed with the teeth (58).

3. The transformer skeleton with pin limiting function according to claim 2, characterized in that: The outer wall of the mounting seat (4) is fixedly connected to a spring (510), the outer wall of the spring (510) is fixedly connected to a fixing plate (511), and one end of the fixing plate (511) close to the spring (510) is fixedly connected to a limiting block (512).

4. The transformer skeleton with pin limiting function according to claim 3, characterized in that: The limiting block (512) is located inside the limiting groove (59), and the transverse cross-sectional dimension of the limiting block (512) is the same as the transverse cross-sectional dimension of the limiting groove (59).

5. The transformer skeleton with pin limiting function according to claim 4, characterized in that: An adjusting device (6) is arranged on the outside of the skeleton body (1), and an active cavity (61) is opened inside the skeleton body (1). A connecting plate (62) is slidably connected to the inner wall of the active cavity (61), and a blocking rod (63) is fixedly connected to the bottom end of the connecting plate (62).

6. The transformer skeleton with pin limiting function according to claim 5, characterized in that: The outer wall of the skeleton body (1) is provided with a slide groove (65), the inner wall of the slide groove (65) is slidably connected with a slider (66), and one end of the slider (66) away from the inner wall of the slide groove (65) is fixedly connected to the mounting seat (4).

7. The transformer skeleton with pin limiting function according to claim 6, characterized in that: The outer wall of the skeleton body (1) is provided with a movable groove (64), the interior of the movable groove (64) is slidably connected with a moving rod (67), and the moving rod (67) is fixedly connected to the connecting plate (62).

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