High-frequency transformer framework

Abstract

The utility model discloses a high-frequency transformer framework which comprises a shell, a magnetic core, a spacing structure, a tensioning structure and an adjusting structure. A magnetic core is arranged in the shell, the spacing structure is arranged on the magnetic core, the tensioning structure is arranged on the magnetic core, and the adjusting structure is arranged at the bottom of the shell. Compared with the prior art, the coil pressing device has the advantages that upward force can be provided through the first spring, so that the top plate can continuously press a coil, the coil is prevented from loosening, the situation that the coil needs to be wound again due to small winding force is avoided, the work progress is guaranteed, the pin can be moved through the T-shaped sliding block, and the work efficiency is improved. The transformer framework does not need to be replaced by a new transformer framework, can be matched with various PCBs, and is good in universality.

Description

TECHNICAL FIELD

[0001] The utility model relates to transformer skeleton technical field, concretely is a high frequency transformer skeleton. BACKGROUND

[0002] The transformer skeleton is also called transformer line frame, is the main body structure component of transformer, plays the irreplaceable role to transformer, and its main role is: 1, provides the space of winding for the copper wire in transformer;2, fixed magnetic core in transformer;3, the wire slot in skeleton provides the path of passing through for the winding of transformer production;4, the metal needle foot in skeleton is the support for the winding of copper wire of transformer;After soldering tin, connect with PCB board, play the role of conduction when transformer works;5, the convex point, concave point or chamfer in skeleton can decide the placing direction or needle foot sequence when using transformer.

[0003] The patent document with the announcement number CN217955647U discloses a kind of high frequency transformer skeletons, including support assembly and winding assembly, the support assembly includes shell, the vertical part inner side wall upper portion of the shell is provided with limiting slot, the winding assembly is placed at the bottom of the horizontal part of limiting slot, the winding assembly includes magnetic core, the outer side wall of the magnetic core and about the axis of magnetic core symmetrically is provided with sliding plate, the outer side of the sliding plate is slidably provided with sliding sleeve, the inner side wall of the sliding sleeve and about the axis of sliding sleeve symmetrically is provided with the sliding groove matched with sliding plate, the outer side wall of the sliding sleeve and on the vertical center of sliding groove is provided with baffle, the two end faces of the magnetic core are all provided with fixed block, the upper portion of the fixed block is provided with adjusting assembly.The utility model not only can pass through adjusting assembly and realize the quick disassembly of magnetic core, but also can be adjusted to the spacing of baffle to facilitate and timely realize the winding and replacement of coil, the applicability is stronger in use process, but the prior art still has defects:

[0004] (1) in prior art, when copper wire is wound on the magnetic core of skeleton, if the degree of winding is small, coil is loose, can only be rewound, affect work progress.

[0005] (2) the needle foot on the transformer skeleton of prior art is generally fixed on the transformer skeleton, if the position of carried transformer skeleton needle foot does not match the hole position of PCB board, then need to replace the transformer skeleton matched, otherwise cannot be welded, it is more complicated, affect installation.

[0006] The information disclosed in this BACKGROUND section is only intended to enhance the understanding of the general background of the present utility model, and should not be taken as an acknowledgment or implication in any form that it constitutes prior art known to those of ordinary skill in the art. UTILITY MODEL CONTENT

[0007] The utility model wants to solve the technical problem of overcoming above-mentioned defects, provide a high frequency transformer framework.

[0008] To solve above-mentioned technical problem, the utility model provides technical scheme for: a kind of high frequency transformer framework, including:

[0009] Shell, the shell inside is equipped with magnetic core;

[0010] Spacing structure, the spacing structure is equipped on magnetic core;

[0011] Tensioning structure, the tensioning structure is equipped on magnetic core, the tensioning structure includes rectangular groove being opened in the outer wall of magnetic core, the rectangular groove has multiple and is circumferentially distributed, the rectangular groove inside is slidably connected with top plate, the top plate one end is arc-shaped setting, the rectangular groove inner wall both ends are equipped with limiting slot, the top plate both ends are fixedly connected with limiting block, the rectangular groove inner wall bottom is fixedly connected with guide inner rod one, the top plate other end is slidably connected on guide inner rod one, the guide inner rod one outside is equipped with spring one, and the spring one is equipped between top plate and rectangular groove inner wall;

[0012] Adjusting structure, the adjusting structure is equipped at shell bottom, the adjusting structure includes T-shaped sliding slot being opened in shell bottom, T-shaped sliding block is slidably connected in the T-shaped sliding slot, the T-shaped sliding block bottom is fixedly connected with pin, the T-shaped sliding slot inner wall both ends lower part is equipped with positioning slot, the positioning slot has several and is linearly distributed, the T-shaped sliding block inside both ends is equipped with cavity, the cavity inner wall middle part is fixedly connected with slide rod, the slide rod is slidably connected with movable plate, the movable plate both ends are fixedly connected with positioning sleeve rod, the positioning sleeve rod is inserted in T-shaped sliding block outer wall, and one end of the positioning sleeve rod is clamped in the positioning slot, the cavity inner wall both ends are fixedly connected with guide inner rod two, the positioning sleeve rod is slidably connected on guide inner rod two, the guide inner rod two outside is equipped with spring two, and the spring two is equipped on the side opposite to movable plate.

[0013] Further, the spacing structure includes:

[0014] Rectangular sliding slot two, the rectangular sliding slot two is opened in the outer wall of magnetic core both ends;

[0015] Slip sleeve, the slip sleeve is equipped on the outside of magnetic core;

[0016] Rectangular sliding block two, the rectangular sliding block two is fixedly connected in the inner wall both ends of slip sleeve, and the rectangular sliding block two is slidably connected in rectangular sliding slot two;

[0017] Fixed slot, the fixed slot is opened in the outer wall both ends of magnetic core, and the fixed slot has several and is linearly distributed;

[0018] The second fixing screw is threadedly connected to both ends of the sliding sleeve, and one end of the second fixing screw is threadedly connected to the fixing groove;

[0019] The partition plate is fixedly connected to both ends of the outer wall of the sliding sleeve.

[0020] Further, rectangular sliding grooves are formed in the upper portions of both ends of the inner wall of the shell, and the two ends of the magnetic core are fixedly connected with rectangular sliding blocks, and the bottom of each rectangular sliding block is threadedly connected with a fixing screw.

[0021] Further, a plurality of wire grooves are formed in the bottom of the shell.

[0022] Further, a fixing rod is fixedly connected to the top of each rectangular sliding block, and the top of the fixing rod is fixedly connected with a cover plate.

[0023] Compared with the prior art, the utility model has the advantages of:

[0024] (1) In the utility model, when the copper wire is wound on the magnetic core of the framework, if the winding force is large enough, the plurality of top plates on the outer wall of the magnetic core will be pressed downward and press the spring one, and if the winding force is insufficient, the top plates will be lifted upward under the elastic action of the spring one, thereby playing a certain tensioning effect on the copper wire, so that the top plates can continuously press the coil, prevent the coil from loosening, avoid the need to re-wind due to the small winding force, ensure the work progress, and have good practicability.

[0025] (2) In the utility model, when the needle foot and the hole position on the PCB do not match and need to be adjusted, the positioning sleeve rods at both ends of the T-shaped slider are pressed, at this time, the positioning sleeve rods at both ends are moved on the guide inner rod two and press the spring two, thereby driving the movable plate to slide on the slide rod, so that the positioning sleeve rods at both ends of the T-shaped slider are separated from the positioning groove, then the T-shaped slider is horizontally moved to the appropriate position, the positioning sleeve rods are released, the positioning sleeve rods at both ends of the T-shaped slider are re-connected to the positioning groove for limiting under the elastic action of the spring two, the needle foot is prevented from moving randomly, a new transformer framework does not need to be replaced, a plurality of PCBs can be matched, and the utility model has good versatility and is convenient for people to use. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a perspective view of the high-frequency transformer framework.

[0027] Figure 2 is a front view of the high-frequency transformer framework.

[0028] Figure 3 is a side view of the high-frequency transformer framework.

[0029] Figure 4 is a structural schematic view of the magnetic core of the high-frequency transformer framework.

[0030] Figure 5 is a structural schematic view of the high-frequency transformer framework of the utility model Figure 3 enlarged structural view of A in the middle.

[0031] Figure 6 is a structural schematic view of the high-frequency transformer framework of the utility model Figure 3 enlarged structural view of B in the middle.

[0032] In the figure, it is indicated that 1, shell body, 2, magnetic core, 21, rectangular sliding groove one, 22, rectangular sliding block one, 23, fixed screw one, 3, spacing structure, 31, rectangular sliding groove two, 32, sliding sleeve, 33, rectangular sliding block two, 34, fixed slot, 35, fixed screw two, 36, partition plate, 4, tensioning structure, 41, rectangular slot, 42, top plate, 43, limiting slot, 44, limiting block, 45, guide inner rod one, 46, spring one, 5, adjusting structure, 51, T-shaped sliding groove, 52, T-shaped sliding block, 53, pin, 54, positioning slot, 55, cavity, 56, sliding rod, 57, movable plate, 58, positioning sleeve rod, 59, guide inner rod two, 510, spring two, 6, wire slot, 7, fixed rod, 8, cover plate. DETAILED DESCRIPTION

[0033] The exemplary embodiments will be described in detail herein with reference to the attached drawings. In the following description, the same numbers are used to indicate the same or similar elements. The embodiments described in the following exemplary embodiments do not represent all the embodiments consistent with the present disclosure. Rather, they are merely examples of apparatuses consistent with some aspects of the present disclosure as detailed in the appended claims.

[0034] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0035] As Figures 1 to 6As shown, the embodiment proposes a high-frequency transformer skeleton, which comprises a shell 1, a magnetic core 2 is arranged in the shell 1, a rectangular sliding groove one 21 is arranged on the upper part of the two ends of the inner wall of the shell 1, the two ends of the magnetic core 2 are fixedly connected with a rectangular sliding block one 22, the bottom of the rectangular sliding block one 22 is threadedly connected with a fixing screw one 23, the top of the rectangular sliding block one 22 is fixedly connected with a fixing rod 7, and the top of the fixing rod 7 is fixedly connected with a cover plate 8, wherein the top end of the fixing screw one 23 is threadedly connected with the lower part of the fixing rod 7, and the bottom of the cover plate 8 is provided with a sealing sleeve, the sealing sleeve 500 should be made of rubber material with good anti-skid, wear-resistant and moisture-proof performance, and a pressing block can be arranged on the upper part of the cover plate 8 in use, the pressing block can be selected from a steel block, and is arranged above the contact part of the shell 1 and the cover plate 8, so that the fitting degree of the cover plate 8 and the top of the shell 1 is increased, when the magnetic core 2 needs to be taken down, the counterweight block is taken down first, and then the cover plate 8 is manually lifted upwards.

[0036] The magnetic core 2 is provided with a spacing structure 3, the spacing structure 3 comprises a rectangular sliding groove two 31 arranged on the two ends of the outer wall of the magnetic core 2, a sliding sleeve 32 is arranged outside the magnetic core 2, the two ends of the inner wall of the sliding sleeve 32 are fixedly connected with a rectangular sliding block two 33, the rectangular sliding block two 33 is slidably connected in the rectangular sliding groove two 31, a fixing groove 34 is arranged on the two ends of the outer wall of the magnetic core 2, the fixing groove 34 is linearly distributed and has a plurality of fixing grooves, a fixing screw two 35 is threadedly connected on the two ends of the sliding sleeve 32, one end of the fixing screw two 35 is threadedly connected in the fixing groove 34, and a partition plate 36 is fixedly connected on the two ends of the outer wall of the sliding sleeve 32. According to the actual use requirement, the distance between the partition plates 36 is manually adjusted by the staff, the partition plates 36 are slid leftward or rightward by holding the sliding sleeve 32, at this time, the partition plates 36 slide leftward or rightward along the rectangular sliding groove two 31 through the rectangular sliding block two 33, when the distance between the partition plates 36 is adjusted, the fixing screw two 35 is tightened, the position of the sliding sleeve 32 is locked, and then the copper wire is wound between the partition plates 36 on the magnetic core 2.

[0037] The magnetic core 2 is provided with a tensioning structure 4, the tensioning structure 4 comprises a rectangular groove 41 opened on the outer wall of the magnetic core 2, the rectangular groove 41 is multiple and circumferentially distributed, a top plate 42 is slidably connected inside the rectangular groove 41, one end of the top plate 42 is arc-shapedly arranged, facilitating the adhesion to the surface of the magnetic core 2, limit grooves 43 are opened at both ends of the inner wall of the rectangular groove 41, limit blocks 44 are fixedly connected at both ends of the top plate 42, the arrangement of the rectangular groove 41 and the limit block 44 facilitates the limit guiding of the movement of the top plate 42, a guide inner rod one 45 is fixedly connected at the bottom of the inner wall of the rectangular groove 41, the other end of the top plate 42 is slidably connected to the guide inner rod one 45, a spring one 46 is sleeved outside the guide inner rod one 45, the spring one 46 is arranged between the top plate 42 and the inner wall of the rectangular groove 41, when the winding force of the copper wire on the magnetic core 2 is large enough, the multiple arc-shaped top plates 42 will be pressed to move downward, at this time, the top plate 42 moves up and down on the guide inner rod one 45 and extrudes the spring one 46, if the winding force is insufficient, the top plate 42 will be driven to move up and down on the guide inner rod one 45 under the elastic action of the spring one 46, and then the top plate 42 will be lifted upward to play a certain tensioning effect on the copper wire.

[0038] The bottom of the shell 1 is provided with an adjusting structure 5, the adjusting structure 5 comprises a T-shaped sliding groove 51 opened at the bottom of the shell 1, a T-shaped sliding block 52 is slidably connected inside the T-shaped sliding groove 51, wherein the T-shaped sliding block 52 is multiple, a pin 53 is fixedly connected at the bottom of the T-shaped sliding block 52, limit grooves 54 are opened at the lower parts of both ends of the inner wall of the T-shaped sliding groove 51, the limit grooves 54 are several and linearly distributed, wherein the positions of the limit grooves 54 are set according to the commonly used PCB hole positions, cavities 55 are opened at both ends inside the T-shaped sliding block 52, a sliding rod 56 is fixedly connected at the middle of the inner wall of the cavity 55, a movable plate 57 is slidably connected on the sliding rod 56, position sleeve rods 58 are fixedly connected at both ends of the movable plate 57, the position sleeve rods 58 penetrate the outer wall of the T-shaped sliding block 52, one end of the position sleeve rods 58 is clamped in the limit groove 54, guide inner rods two 59 are fixedly connected at both ends of the inner wall of the cavity 55, the position sleeve rods 58 are slidably connected on the guide inner rods two 59, springs two 510 are sleeved outside the guide inner rods two 59, the springs two 510 are arranged on the side opposite to the movable plate 57, by pressing the position sleeve rods 58 at the lower parts of both ends of the T-shaped sliding block 52, at this time, the position sleeve rods 58 at both ends move towards each other on the guide inner rods two 59 and extrude the springs two 510, and then drive the movable plate 57 to slide towards each other on the sliding rod 56, so as to drive the position sleeve rods 58 at both ends of the upper part of the T-shaped sliding block 52 to be separated from the limit grooves 54, then move the T-shaped sliding block 52 horizontally, after adjusting the T-shaped sliding block 52 to the appropriate position, release the position sleeve rods 58, under the elastic action of the springs two 510, the position sleeve rods 58 at both ends of the upper part of the T-shaped sliding block 52 are clamped into the limit grooves 54 for limiting, which can prevent the pin from moving randomly, by moving the pin 53, multiple PCBs can be matched, by the cooperation of multiple pins 53, the fixing effect is improved.

[0039] The bottom of the shell 1 is provided with a plurality of wire slots 6, and the copper wire is conveniently passed out through the wire slots 6.

[0040] The utility model discloses in the specific implementation, when using, first according to actual use demand, the distance between the baffle 36 is manually regulated by staff, handheld slip sleeve 32 drives the baffle 36 to slide left or right, when the distance between the baffle 36 is regulated, tighten fixed screw no. 2 35, the position of slip sleeve 32 is locked, then copper wire is wound between the baffle 36 on the magnetic core 2, if the degree of winding is enough big, multiple arc roof 42 on the outer wall of magnetic core 2 will be under the pressure and move down, at this moment, roof 42 is up and down on guide inner rod no. 1 45 and is extruded spring no. 1 46, if the degree of winding is insufficient, under the elastic action of spring no. 1 46, roof 42 will be up and down on guide inner rod no. 1 45 and move up, and then roof 42 will be up and top up copper wire and play certain tensioning effect, then tighten fixed screw no. 1 23, connect rectangular slide block no. 1 22 with fixed rod 7, then the magnetic core 2 is slidably installed to the bottom of rectangular slide groove no. 1 21 through rectangular slide block no. 1 22, then the pressing block is placed respectively immediately above the contact part of shell 1 and cover plate 8, and then the adhesion degree of cover plate 8 and the top of shell 1 can be increased, then when the pin 53 and the hole position on the PCB board do not match and need to be regulated, press the positioning sleeve rod 58 at both ends of the lower part of T-shaped slide block 52, at this moment, the positioning sleeve rod 58 at both ends moves towards each other on guide inner rod no. 2 59 and extrudes spring no. 2 510, and then drives movable plate 57 to slide towards each other on slide rod 56, so as to drive the positioning sleeve rod 58 at both ends of the upper part of T-shaped slide block 52 to be separated from positioning groove 54, then horizontally moves T-shaped slide block 52, after adjusting T-shaped slide block 52 to the appropriate position, loosens the positioning sleeve rod 58, under the elastic action of spring no. 2 510, the positioning sleeve rod 58 at both ends of the upper part of T-shaped slide block 52 is reconnected to positioning groove 54 for limiting, to prevent the pin from moving randomly, without replacing the new transformer framework, it can still be used, the universality is good, the upward force is provided through spring no. 1 46, so that roof 42 can continuously press the coil, prevent the coil from loosening, avoid the degree of winding being too small, so as to need to be rewound, ensure the work progress, and the practicability is good.

[0041] The electrical components in this paper are all connected with the main controller and 220V mains electricity, and the main controller can be a conventional known device such as a computer, and the detailed description of the known functions and known components is omitted in the specific embodiment of the disclosure. In order to ensure the compatibility of the device, the operation means adopted is consistent with the parameters of the market appliances, and the contents not described in detail in the specification all belong to the prior art known to those skilled in the art.

[0042] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A high frequency transformer bobbin, characterized by: The utility model relates to a magnetic core spacing structure and tensioning structure, including: The shell (1) inside is equipped with the magnetic core (2); Spacing structure (3) is equipped on the magnetic core (2); Tensioning structure (4) is equipped on the magnetic core (2), and the tensioning structure (4) includes the rectangular groove (41) being opened in the outer wall of magnetic core (2), the rectangular groove (41) has a plurality and is in the circumferential distribution, the rectangular groove (41) inside sliding connection has the top plate (42), the top plate (42) one end is arc-shaped and is arranged, the rectangular groove (41) inner wall both ends are equipped with the limiting slot (43), the top plate (42) both ends are fixedly connected with the limiting block (44), the rectangular groove (41) inner wall bottom is fixedly connected with the guide inner rod one (45), the top plate (42) other end sliding connection is in the guide inner rod one (45), the guide inner rod one (45) outside is equipped with the spring one (46), the spring one (46) is equipped between the top plate (42) and the rectangular groove (41) inner wall; Adjusting structure (5) is equipped at the bottom of shell (1), and the adjusting structure (5) includes the T type sliding slot (51) being opened at the bottom of shell (1), the T type sliding block (52) is slidingly connected in the T type sliding slot (51), the T type sliding block (52) bottom is fixedly connected with the pin (53), the T type sliding slot (51) inner wall both ends lower part is equipped with the positioning groove (54), the positioning groove (54) has a plurality and is in the linear distribution, the T type sliding block (52) inside both ends are equipped with the cavity (55), the cavity (55) inner wall middle part is fixedly connected with the sliding rod (56), the sliding rod (56) is slidingly connected with the movable plate (57), the movable plate (57) both ends are fixedly connected with the positioning sleeve rod (58), the positioning sleeve rod (58) is inserted in the outer wall of T type sliding block (52), wherein one end the positioning sleeve rod (58) is clamped in the positioning groove (54), the cavity (55) inner wall both ends are fixedly connected with the guide inner rod two (59), the positioning sleeve rod (58) is slidingly connected on the guide inner rod two (59), the guide inner rod two (59) outside is equipped with the spring two (510), the spring two (510) is equipped on the side opposite to the movable plate (57).

2. A high frequency transformer bobbin as defined in claim 1, characterized in that: Spacing structure (3) includes: The rectangular sliding slot two (31) is opened in the outer wall both ends of magnetic core (2); The sliding sleeve (32) is sleeved on the outside of the magnetic core (2); The rectangular sliding block two (33) is fixedly connected to the inner wall both ends of the sliding sleeve (32), and the rectangular sliding block two (33) is slidingly connected in the rectangular sliding slot two (31); The fixed groove (34) is opened in the outer wall both ends of the magnetic core (2), and the fixed groove (34) has a plurality and is in the linear distribution; The fixed screw two (35) is threadedly connected to the both ends of the sliding sleeve (32), and one end of the fixed screw two (35) is threadedly connected in the fixed groove (34). A partition (36) is fixedly connected to the outer wall of the sliding sleeve (32) at both ends.

3. A high frequency transformer bobbin as defined in claim 1, characterized in that: A rectangular sliding groove one (21) is arranged on the upper part of the inner wall of the shell (1) at both ends, and the both ends of the magnetic core (2) are fixedly connected with a rectangular sliding block one (22), and the bottom of the rectangular sliding block one (22) is threadedly connected with a fixing screw one (23).

4. A high frequency transformer bobbin as defined in claim 1, characterized in that: A plurality of wire grooves (6) are arranged on the bottom of the shell (1).

5. A high frequency transformer bobbin as defined in claim 3, characterized in that: A fixed rod (7) is fixedly connected to the top of the rectangular sliding block one (22), and a cover plate (8) is fixedly connected to the top of the fixed rod (7).

Images