Magnetic core framework structure capable of being used for installing magnetic cores of multiple specifications

Abstract

The utility model discloses a magnetic core framework structure capable of being used for installation of magnetic cores of multiple specifications, relates to the technical field of framework structures, and provides the following scheme aiming at the problem that a traditional magnetic core framework in the prior art cannot meet compatible installation of E-type magnetic cores of different specifications: the magnetic core framework structure comprises a framework body, the two ends of the framework body are connected with adjusting mechanisms, and the adjusting mechanisms comprise symmetrically-distributed fixing frames. The two E-shaped magnetic cores are inserted into the upper end and the lower end of the framework body respectively, the middle protrusions of the E-shaped magnetic cores separate the two clamping blocks towards the two sides, the two clamping blocks clamp the E-shaped magnetic cores, the two-way lead screw is rotated, the two second movable blocks drive the two fixing frames to be close to each other and abut against the middle protrusions of the E-shaped magnetic cores, and therefore the E-shaped magnetic cores are clamped. And then the screw rod enters the inner threaded pipe by rotating the turncap, the turncap abuts against the fixing frame, the position of the positioning assembly is fixed, and then fixation of the E-shaped magnetic core is kept.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of framework structure, especially a magnetic core framework structure for multi-specification magnetic core installation. BACKGROUND

[0002] The magnetic core refers to a kind of sintered magnetic metal oxide composed of various iron oxide mixtures, and the traditional E-type magnetic core needs to be installed and positioned by external magnetic core framework when being used. In order to install the E-type magnetic core stably, interference fit needs to be carried out between the E-type magnetic core and the magnetic core framework, which makes the installation of the E-type magnetic core more inconvenient.

[0003] The existing magnetic core framework can only be compatible with the installation of one kind of E-type magnetic core, and when the length of the E-type magnetic core changes, the traditional magnetic core framework cannot meet the compatible installation of E-type magnetic cores of different specifications. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides a magnetic core framework structure for multi-specification magnetic core installation, which overcomes the deficiencies of the prior art and effectively solves the problem that the traditional magnetic core framework in the prior art cannot meet the compatible installation of E-type magnetic cores of different specifications.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A magnetic core framework structure for multi-specification magnetic core installation, comprising a framework body, two ends of the framework body are connected with adjusting mechanisms, and the adjusting mechanisms comprise fixed frames symmetrically distributed, first movable blocks and second movable blocks fixed to the outer walls of the two ends of the fixed frames respectively, a sliding rod in sliding connection with the first movable blocks, a bidirectional screw rod in screw connection with the second movable blocks, connecting rods fixed to the inner walls of the two ends of the fixed frames, and positioning assemblies inserted movably into the two ends of the connecting rods, the positioning assemblies comprising clamping blocks, sliding blocks fixed to one end of the clamping blocks, internally threaded pipes fixed to the top of the sliding blocks, screw rods screwed into the internally threaded pipes, and screw caps fixed to the top of the screw rods.

[0007] Two E-type magnetic cores are inserted into the upper and lower ends of the framework body respectively, the middle protrusions of the E-type magnetic cores separate the two clamping blocks to two sides, the E-type magnetic cores are clamped by the two clamping blocks, the bidirectional screw rod is rotated, the two fixed frames are driven by the two second movable blocks to approach each other and abut against the middle protrusions of the E-type magnetic cores, the screw rod is made to enter the internally threaded pipe by rotating the screw cap, the screw cap abuts against the fixed frame, the position of the positioning assembly is fixed, and the fixation of the E-type magnetic cores is maintained.

[0008] Preferably, the two ends of the inner walls on the two sides of the framework body are provided with sliding grooves, and the first movable blocks and the second movable blocks are in sliding cooperation with the sliding grooves.

[0009] The first movable block and the second movable block move in the sliding groove.

[0010] Preferably, the two ends of the sliding rod are inserted and fixed with the inner walls of the two ends of the sliding groove, and the two ends of the bidirectional screw rod are rotationally connected with the inner walls of the two ends of the sliding groove.

[0011] The sliding rod and the bidirectional screw rod are installed and connected through the sliding groove.

[0012] Preferably, the rod wall of the connecting rod is sleeved with a telescopic spring at both ends, and the two ends of the telescopic spring are respectively abutted with the inner wall of the sliding block and the fixed frame.

[0013] The telescopic spring is used to push the sliding block, so that the clamping blocks are abutted with the inserted E-shaped magnetic core, and the E-shaped magnetic core is clamped by the two clamping blocks.

[0014] Preferably, a guide groove is formed in the top of the fixed frame, and the guide groove is in sliding fit with the internally threaded pipe.

[0015] The internally threaded pipe moves along the guide groove with the sliding block.

[0016] Preferably, an anti-skid thread is formed on the outer wall of the side of the rotating cap close to the screw rod.

[0017] The rotating cap is used to make the screw rod enter the internally threaded pipe, the rotating cap is abutted with the fixed frame, and the side with the anti-skid thread can improve the static friction between the rotating cap and the fixed frame.

[0018] The utility model discloses the beneficial effects are:

[0019] By inserting the two E-shaped magnetic cores into the upper and lower ends of the framework body respectively, the middle protrusion of the E-shaped magnetic core separates the two clamping blocks to the two sides, the E-shaped magnetic core is clamped by the two clamping blocks, the bidirectional screw rod is rotated, the two fixed frames are driven to approach each other and abut against the middle protrusion of the E-shaped magnetic core by the two second movable blocks, the screw rod is made to enter the internally threaded pipe by rotating the rotating cap, the rotating cap is abutted with the fixed frame, the position of the positioning assembly is fixed, the E-shaped magnetic core is kept fixed, and the problem that the traditional magnetic core framework cannot meet the compatible installation of E-shaped magnetic cores of different specifications in the prior art is solved effectively. ACCURACY OF DRAWINGS

[0020] Fig. 1 It is an overall structure schematic view of the magnetic core framework structure for multi-specification magnetic core installation.

[0021] Fig. 2 It is an adjusting mechanism structure schematic view of the magnetic core framework structure for multi-specification magnetic core installation.

[0022] Fig. 3The utility model provides a positioning assembly structure schematic diagram of magnetic core framework structure for multi-specification magnetic core installation.

[0023] In the figure: 1, framework body; 2, adjusting mechanism; 3, fixed frame; 4, first movable block; 5, second movable block; 6, slide bar; 7, bidirectional screw rod; 8, connecting rod; 9, telescopic spring; 10, positioning assembly; 11, clamping block; 12, sliding block; 13, internally threaded tube; 14, screw rod; 15, screw cap. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0025] Embodiment:

[0026] Referring to Figs. 1-3 A magnetic core framework structure for multi-specification magnetic core installation includes a framework body 1, both ends of the framework body 1 are connected with adjusting mechanisms 2, and the adjusting mechanisms 2 include symmetrically distributed fixed frames 3, first movable blocks 4 and second movable blocks 5 fixed to the outer walls of both ends of the fixed frames 3 respectively, slide bars 6 slidably connected with the first movable blocks 4, bidirectional screw rods 7 screwed with the second movable blocks 5, connecting rods 8 fixed to the inner walls of both ends of the fixed frames 3, positioning assemblies 10 movably inserted into both ends of the connecting rods 8, the positioning assemblies 10 include clamping blocks 11, sliding blocks 12 fixed to one end of the clamping blocks 11, internally threaded tubes 13 fixed to the top of the sliding blocks 12, screw rods 14 screwed into the internally threaded tubes 13, and screw caps 15 fixed to the top of the screw rods 14.

[0027] Both ends of the inner walls of both sides of the framework body 1 are provided with sliding grooves, and the first movable blocks 4 and the second movable blocks 5 are slidably matched with the sliding grooves, the first movable blocks 4 and the second movable blocks 5 move in the sliding grooves, both ends of the slide bars 6 are inserted and fixed with both ends of the inner walls of the sliding grooves, and both ends of the bidirectional screw rods 7 are rotatably connected with both ends of the inner walls of the sliding grooves, and the slide bars 6 and the bidirectional screw rods 7 are installed and connected through the sliding grooves;

[0028] The rod wall of the connecting rod 8 is sleeved with the telescopic spring 9 at both ends, and the two ends of the telescopic spring 9 are respectively in abutment with the sliding block 12 and the inner wall of the fixed frame 3, the telescopic spring 9 is pushed to drive the sliding block 12, and then the clamping block 11 is in abutment with the inserted E-shaped magnetic core, the E-shaped magnetic core is clamped by the two clamping blocks 11, the top of the fixed frame 3 is provided with a guide groove, and the guide groove is in sliding fit with the inner threaded pipe 13, the inner threaded pipe 13 moves along the guide groove and follows the sliding block 12, the outer wall of the side of the screw rod 14 close to the rotating cap 15 is provided with an anti-skid thread, the screw rod 14 is inserted into the inner threaded pipe 13 by rotating the rotating cap 15, the rotating cap 15 is in abutment with the fixed frame 3, and the side with the anti-skid thread can improve the static friction between the rotating cap 15 and the fixed frame 3.

[0029] Working principle:

[0030] In work, the two E-shaped magnetic cores are inserted into the upper and lower ends of the framework body 1, the middle protrusion of the E-shaped magnetic core separates the two clamping blocks 11 to the two sides, the E-shaped magnetic core is clamped by the two clamping blocks 11, the bidirectional screw rod 7 is rotated, the two fixed frames 3 are driven by the two second movable blocks 5 to approach each other and abut against the middle protrusion of the E-shaped magnetic core, the screw rod 14 is inserted into the inner threaded pipe 13 by rotating the rotating cap 15, the rotating cap 15 is in abutment with the fixed frame 3, the position of the positioning assembly 10 is fixed, and then the E-shaped magnetic core is fixed.

[0031] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A magnetic core skeleton structure usable for multi-specification magnetic core mounting, comprising a skeleton body (1), characterized in that, Both ends of the skeleton body (1) are connected with adjusting mechanisms (2), and the adjusting mechanism (2) comprises symmetrically distributed fixed frames (3), first movable blocks (4) and second movable blocks (5) fixed to the outer walls of both ends of the fixed frame (3) respectively, a sliding rod (6) in sliding connection with the first movable block (4), a bidirectional screw rod (7) in screw connection with the second movable block (5), connecting rods (8) fixed to the inner walls of both ends of the fixed frame (3), and positioning assemblies (10) in plug-in connection with both ends of the connecting rod (8), the positioning assembly (10) comprising a clamping block (11), a sliding block (12) fixed to one end of the clamping block (11), an internally threaded pipe (13) fixed to the top of the sliding block (12), a screw rod (14) in screw connection with the internally threaded pipe (13), and a rotating cap (15) fixed to the top of the screw rod (14).

2. A core skeleton structure usable for multi-specification core mounting according to claim 1, characterized in that, Both ends of the inner walls of both sides of the skeleton body (1) are provided with sliding grooves, and the first movable block (4) and the second movable block (5) are in sliding connection with the sliding grooves.

3. A core skeleton structure usable for multi-specification core mounting according to claim 2, characterized in that, Both ends of the sliding rod (6) are in plug-in connection with the inner walls of both ends of the sliding grooves, and both ends of the bidirectional screw rod (7) are in rotary connection with the inner walls of both ends of the sliding grooves.

4. A core skeleton structure usable for multi-specification core mounting according to claim 1, characterized in that, Both ends of the rod wall of the connecting rod (8) are provided with telescopic springs (9), and both ends of the telescopic spring (9) are in abutment with the inner wall of the sliding block (12) and the fixed frame (3) respectively.

5. A core skeleton structure usable for multi-specification core mounting according to claim 1, characterized in that, The top of the fixed frame (3) is provided with a guide groove, and the guide groove is in sliding connection with the internally threaded pipe (13).

6. A core skeleton structure usable for multi-specification core mounting according to claim 1, characterized in that, The outer wall of one side of the rotating cap (15) close to the screw rod (14) is provided with an anti-skid thread.

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