Split slot type switching power supply transformer

Abstract

The utility model discloses a split slot type switching power supply transformer which comprises a framework wound with a winding and a magnetic core body, the framework comprises a hollow tubular part, a pair of ring piece parts and at least one splicing type separation piece, at least one inverted-T-shaped clamping groove with the two ends open is formed in the outer wall of the tubular part in a sunken mode, and the splicing type separation piece is arranged on the outer wall of the tubular part. A limiting mechanism is detachably assembled on the annular piece part, protruding block parts are arranged on the splicing type separation pieces in a protruding mode, spacing bars which are inserted into the inverted-T-shaped clamping grooves in a sliding mode through the open ends are arranged between every two adjacent protruding block parts and between the limiting mechanism and the adjacent protruding block part, and the splicing type separation pieces are assembled on the tubular part after being separated. The convex block parts can be inserted into the corresponding inverted-T-shaped clamping grooves, the splicing type separation pieces can be fixed after the inverted-T-shaped clamping grooves are filled with the separation strips and the convex block parts, when the number of the splicing type separation pieces needs to be increased or decreased, only the length and the number of the separation strips need to be adjusted, and operation is easy and convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of switching power supply transformer, specifically, relates to a split groove type switching power supply transformer. BACKGROUND

[0002] The switching power supply transformer is a power transformer with a switching tube, which has voltage conversion function, insulation isolation and power transmission function in the circuit, and is generally used in switching power supply and other occasions involving high-frequency circuit.

[0003] The patent file "a split groove type switching power supply transformer" with Chinese application number CN202220262351.X discloses a split groove type switching power supply transformer, which can flexibly adjust the position of the partition plate by cooperating with the structures such as mounting framework, partition sheet, limiting column and connecting plate, and conveniently adjust the partition interval of the framework, and adapt to the effect of transformers with various windings, but the above-mentioned patent still has the following disadvantages: when it is necessary to increase or decrease the winding area, the corresponding partition sheet needs to be increased or decreased, the moving cylinder connected on the partition sheet is located in the interior of the framework, and when the switching power supply transformer increases or decreases the partition sheet, moving cylinders, connecting plates and limiting plates and other parts also need to be increased, which is time-consuming and troublesome to operate, and therefore a split groove type switching power supply transformer needs to be designed. UTILITY MODEL CONTENTS

[0004] In view of the above technical problems, the utility model aims at overcoming the problem of time-consuming and troublesome operation in increasing or decreasing the winding area in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a split groove type switching power supply transformer, which comprises a framework and a magnetic core body with windings wound thereon, the framework comprises a hollow tubular part, a pair of ring piece parts coaxially fixed and assembled at both ends of the tubular part and at least one spliced partition sheet located between the pair of ring piece parts.

[0006] At least one convex letter-shaped clamping groove with the same length direction and open at both ends is recessed on the outer wall of the tubular part, a limiting mechanism capable of covering the open end of the convex letter-shaped clamping groove is detachably assembled on the ring piece part, a rectangular protruding block capable of being inserted into the convex letter-shaped clamping groove is protrudingly arranged on the spliced partition sheet, and an interval strip capable of slidingly inserting into the convex letter-shaped clamping groove through the open end is arranged between adjacent two protruding block parts and between the limiting mechanism and the adjacent protruding block part.

[0007] Preferably, the interval strip comprises a plurality of main body parts arranged at intervals along the straight line direction, and adjacent two main body parts are connected through a connecting part capable of being repeatedly bent to break.

[0008] Preferably, the ring piece part is provided with a threaded mounting part protruding coaxially on one side of the tubular part, the limiting mechanism comprises a threaded cover assembled on the threaded mounting part, a through slot is formed in the middle of the threaded cover and opposite to the end of the tubular part, and a ring flange is protruded on the threaded cover and arranged coaxially with the tubular part and capable of covering the open ends of the plurality of Chinese character-shaped clamping slots.

[0009] Preferably, the spliced partition piece comprises a pair of half ring pieces, one end of the half ring piece is provided with a clamping part protruding, and the other end of the half ring piece is provided with a clamping groove recessed and matched with the clamping part.

[0010] Preferably, the outer wall of the threaded cover is recessed and provided with an anti-skid pattern.

[0011] Preferably, the number of Chinese character-shaped clamping slots is two, the two Chinese character-shaped clamping slots are uniformly distributed along the circumferential direction of the tubular part, and the protruding block part is arranged in the middle of the inner edge of each half ring piece.

[0012] According to the above technical scheme, the spliced partition piece is assembled on the tubular part after being separated, so that the protruding block part can be inserted into the corresponding Chinese character-shaped clamping slot, the Chinese character-shaped clamping slot is filled with the partition strip and the protruding block part, and the spliced partition piece is fixed. When the number of spliced partition pieces needs to be increased or decreased, the length and number of the spacing strip can be adjusted to fix the corresponding spliced partition piece, and the operation is simple and convenient.

[0013] Other features and advantages of the present application will be described in detail in the following specific implementation part; and the parts not involved in the present application are the same as or can be realized by the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with the following specific implementation, but do not constitute a limitation on the present application. In the drawings:

[0015] Figure 1 is a three-dimensional structure schematic view of a split groove type switching power supply transformer provided by the present application;

[0016] Figure 2 is a three-dimensional structure schematic view of a split groove type switching power supply transformer provided by the present application;

[0017] Figure 3 is a three-dimensional structure schematic view of a split groove type switching power supply transformer provided by the present application; Figure 2

[0018] Figure 4 ​It is a kind of interval bar's three-dimensional structure schematic diagram of the utility model provides a split groove type switching power supply transformer;

[0019] Figure 5 It is a kind of thread cover's three-dimensional structure schematic diagram of the utility model provides a split groove type switching power supply transformer;

[0020] Figure 6 It is the exploded schematic diagram of the utility model provides a split groove type switching power supply transformer's spliced separating sheet.

[0021] Reference signs

[0022] 1, winding;2, magnetic core body;3, tubular part;4, ring piece part;5, convex letter-shaped clamping groove;6, protruding block part;7, main body part;8, connecting part;9, threaded mounting part;10, threaded cover;11, clamping part;12, clamping groove;13, half ring piece;14, annular flange. Specific implementation

[0023] The specific implementation of the utility model is described in detail below in combination with the drawings. It should be understood that the specific implementation described herein is only used to illustrate and explain the utility model, and is not used to limit the utility model.

[0024] In the utility model, under the condition that no opposite statement is made, the orientation words contained in the terms such as "upper, lower, inner and outer" only represent the orientation of the terms in the conventional use state, or the common name understood by the person skilled in the art, and should not be regarded as the limitation of the terms.

[0025] As Figures 1-6 shown, a kind of split groove type switching power supply transformer, comprising: winding 1 is wound in framework and magnetic core body 2, the framework includes hollow tubular part 3, a pair of respectively coaxial fixed assembly in tubular part 3 both ends ring piece part 4 and at least one located between a pair of ring piece part 4 spliced separating sheet;

[0026] At least one convex letter-shaped clamping groove 5 of same length direction and both ends are open is arranged on the outer wall of tubular part 3, the ring piece part 4 can be detachably assembled with the limiting mechanism that can cover the open end of convex letter-shaped clamping groove 5, the spliced separating sheet is protrudingly provided with the rectangular protruding block part 6 that can be inserted into convex letter-shaped clamping groove 5, and at least one interval bar is arranged between adjacent two protruding block parts 6 and limiting mechanism and the protruding block part 6 adjacent thereto by sliding insertion into the open end of convex letter-shaped clamping groove 5.

[0027] The spliced partition piece is assembled on the tubular part 3 after being separated, so that the protruding block part 6 can be inserted into the corresponding H-shaped clamping groove 5, the minimum distance between the adjacent two protruding block parts 6 and the protruding block part 6 adjacent to the limiting mechanism is limited by the spacing strip, the H-shaped clamping groove 5 is filled with the spacing strip and the protruding block part 6, the limiting mechanism prevents the spacing strip from sliding out of the H-shaped clamping groove 5, and the position of the protruding block part 6 is fixed, so that the spliced partition piece is fixed.

[0028] When the number of the spliced partition piece needs to be increased or decreased, the length and the number of the spacing strip are adjusted, and the corresponding spliced partition piece is fixed, which is simple and convenient.

[0029] The spacing strip comprises a plurality of main body parts 7 arranged in a straight line direction, and the adjacent two main body parts 7 are connected by a connecting part 8 which can be repeatedly bent to break.

[0030] When the number of the spliced partition piece is increased or decreased, the distance between the adjacent two spliced partition pieces and the distance between the spliced partition piece and the ring part 4 change, at this time, the length of the spacing strip needs to be adjusted, the adjacent two main body parts 7 are separated by repeatedly bending around one connecting part 8, which is simple and convenient, and the separated spacing strip can still be used, even if the spacing strip is separated into a plurality of separate main body parts 7, it can still be normally inserted into the H-shaped clamping groove 5 for use.

[0031] The ring part 4 is coaxially protruded on the side away from the tubular part 3 and provided with a threaded mounting part 9, the limiting mechanism comprises a threaded cover 10 threadedly assembled on the threaded mounting part 9, a through slot is formed in the middle of the threaded cover 10 and opposite to the end of the tubular part 3, and a ring-shaped flange 14 is protruded on the threaded cover 10 and coaxially arranged with the tubular part 3 and capable of covering the open end of the plurality of H-shaped clamping grooves 5.

[0032] When the threaded cover 10 is assembled on the threaded mounting part 9, the ring-shaped flange 14 covers the open end of the plurality of H-shaped clamping grooves 5, so as to avoid the spacing strip from sliding out of the open end of the H-shaped clamping groove 5.

[0033] The spliced partition piece comprises a pair of half ring parts 13, one end of the half ring part 13 is protruded and provided with a clamping part 11, and the other end of the half ring part 13 is recessed and provided with a clamping groove 12 matched with the clamping part 11.

[0034] The clamping part 11 of one half ring part 13 can be inserted into the clamping groove of the other half ring part 13, so that the pair of half ring parts 13 form the spliced partition piece, thereby facilitating the installation and disassembly of the spliced partition piece.

[0035] The outer wall of the threaded cover 10 is recessed and provided with an anti-skid pattern.

[0036] The number of the convex card slots 5 is two, and the two convex card slots 5 are uniformly distributed along the circumferential direction of the tubular part 3, and the convex block part 6 is arranged at the middle part of the inner edge of each half ring piece 13.

[0037] The preferred embodiments of the present application are described in detail above with reference to the drawings, but the present application is not limited to the specific details in the above-described embodiments, and various simple modifications can be made to the technical solutions of the present application within the technical concept of the present application, and these simple modifications all belong to the protection scope of the present application.

[0038] In addition, it should be noted that each specific technical feature described in the above specific embodiments can be combined in any appropriate manner without contradiction, and in order to avoid unnecessary repetition, the present application will not further describe various possible combination manners.

[0039] In addition, various different embodiments of the present application can also be combined in any manner, as long as they do not deviate from the technical concept of the present application, and they should also be considered as disclosed content of the present application.

Claims

1. A split-bobbin switching power supply transformer, characterized by comprising: The application relates to a skeleton and a magnetic core body (2) wound with a winding (1), wherein the skeleton comprises a hollow tubular part (3), a pair of ring flange parts (4) coaxially fixedly assembled at two ends of the tubular part (3), and at least one spliced partition plate between the pair of ring flange parts (4). At least one convex letter-shaped clamping groove (5) is concavely arranged on the outer wall of the tubular part (3) and has the same length direction and open ends; a limiting mechanism can be detachably assembled on the ring flange part (4) and covers the open end of the convex letter-shaped clamping groove (5); a rectangular protruding block part (6) is protrusively arranged on the spliced partition plate and can be inserted into the convex letter-shaped clamping groove (5); and a spacing strip is arranged between two adjacent protruding block parts (6) and between the limiting mechanism and the adjacent protruding block part (6) and can be slid and inserted into the convex letter-shaped clamping groove (5) through the open end. The spacing strip comprises a plurality of main body parts (7) which are arranged in a straight line direction and are spaced apart; and two adjacent main body parts (7) are connected through a connecting part (8) which can be repeatedly bent to be broken.

2. A split-bobbin switching power supply transformer according to claim 1, characterized in that, A threaded mounting part (9) is coaxially protrusively arranged on the side of the ring flange part (4) away from the tubular part (3); the limiting mechanism comprises a threaded cover (10) which is screw-assembled on the threaded mounting part (9); a through groove is formed in the middle of the threaded cover (10) and is opposite to the end of the tubular part (3); and a ring-shaped flange (14) is protrusively arranged on the threaded cover (10) and is coaxially arranged with the tubular part (3) and can cover the open ends of the plurality of convex letter-shaped clamping grooves (5).

3. The split-bobbin switching power supply transformer according to claim 1, wherein The spliced partition plate comprises a pair of half ring flanges (13); a clamping part (11) is protrusively arranged on one end of the half ring flange (13); and a clamping groove (12) is concavely arranged on the other end of the half ring flange (13) and is matched with the clamping part (11).

4. The split-bobbin switching power supply transformer according to claim 1, wherein Anti-skid lines are concavely arranged on the outer wall of the threaded cover (10).

5. A split-bobbin switching power supply transformer according to claim 3, wherein The number of the convex letter-shaped clamping grooves (5) is two; the two convex letter-shaped clamping grooves (5) are uniformly distributed along the circumferential direction of the tubular part (3); and the protruding block part (6) is arranged on the inner edge of the half ring flange (13).

6. A split-bobbin switching power supply transformer according to claim 4, wherein ​

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