Anti-deformation manganese zinc ferrite magnetic core blank
By setting up structures such as mounting columns, springs, slots and reinforcement strips in the core blank, the problem of easy deformation of the core blank is solved, the deformation resistance is improved, and the cost of use is reduced.
Patent Information
- Application Number
- CN202420327261.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-22
- Publication Date
- 2025-03-07
- Estimated Expiration
- 2034-02-22
AI Technical Summary
The magnetic core blank is prone to deformation during long-term use or under external pressure, resulting in frequent replacement, which increases the cost of use.
A manganese zinc ferrite core blank is designed to enhance the impact resistance and deformation resistance of the core blank by setting up structures such as mounting columns, springs, slots and reinforcement strips.
It effectively improves the deformation resistance of the core blank, reduces the replacement frequency, reduces the cost of use, and simplifies the assembly process.
Smart Images
Figure CN222580929U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of magnetic cores, in particular to a deformation-resistant manganese-zinc ferrite magnetic core blank. Background Art
[0002] Magnetic cores are used in coils and transformers of various electronic devices. They are a kind of sintered magnetic metal oxide composed of a mixture of various iron oxides. The magnetic cores in power transformer coils are used to increase the magnetic flux density of the electromagnetic coil magnetic circuit and reduce copper loss, thereby increasing the electromagnetic induction intensity and improving the voltage conversion efficiency. Manganese-zinc ferrite cores are made of iron, manganese, and zinc oxides. They have low coercive force and high starting magnetic permeability.
[0003] In actual use, magnetic core blanks are manufactured into shapes based on actual needs. These core blanks are susceptible to deformation during long-term use and under external pressure, and generally require replacement, which increases overall operating costs. Therefore, a deformation-resistant manganese-zinc ferrite core blank is proposed to address the problems identified in the background art. Utility Model Content
[0004] The purpose of the present utility model is to provide a deformation-resistant manganese-zinc ferrite core blank to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a deformation-resistant manganese-zinc ferrite core blank, comprising a base, a middle column fixed in the middle of the top of the base, side feet fixed on both sides of the top of the base, reinforcement strips fixed at the angles between the base and the middle column and the side feet, a slot is provided at the top of the middle column and the inner top of the side feet, a mounting column is fixed in the middle of the inner middle column, a fixing groove is provided at the inner edge of the middle column, a spring 2 is fixed inside the fixing groove, an insert column is fixed on one side of the spring 2, a slot is provided at the inner edge of the mounting column, a connecting groove is provided inside the side feet, a reserved groove is provided at the inner edge of the side feet, a spring 1 is fixed inside the reserved groove, a connecting piece is fixed on one side of the spring 1, and a cross column is fixed between the two groups of connecting pieces.
[0006] Preferably, the inner diameter of the slot is larger than the outer diameter of the post, and the slot and the post are matched with each other.
[0007] Preferably, the inserting column forms a telescopic structure through spring 2, and the slots are distributed in a ring shape on the inner side of the installation column.
[0008] Preferably, a reserved cavity is provided in the middle of the base, a support block is fixed inside the reserved cavity, a baffle is fixed to the top of the support block, a connecting column is fixed to the top of the baffle, fixed cavities are provided on both sides of the base, a fixed block is fixed inside the fixed cavity, a fixed plate is fixed to the top of the fixed block, and a support column is fixed to the top of the fixed plate.
[0009] Preferably, the top end of the connecting column is fixedly connected to the bottom end of the middle column, and the top end of the supporting column is fixedly connected to the bottom end of the side foot.
[0010] Preferably, three groups of support blocks are provided, and the three groups of support blocks are arranged at equal intervals inside the reserved cavity.
[0011] Preferably, a blank body is provided above the base, and a clip is fixed to the bottom end of the blank body.
[0012] Preferably, the inner diameter of the card slot is larger than the outer diameter of the card strip, and a card engagement structure is formed between the card slot and the card strip.
[0013] Compared with the prior art, the beneficial effects of the present invention are:
[0014] (1) A mounting post is provided, the mounting post is located in the middle of the center post, and the mounting post is connected to the inner side of the center post through a second spring. The second spring is elastically provided, thereby increasing the overall impact resistance of the center post. At the same time, a first spring is provided at the inner edge of each side foot, and two groups of first springs are connected by a cross post and a connecting piece. The first spring can increase the impact resistance of the side foot, thereby improving the anti-deformation function of the magnetic core blank.
[0015] (2) A connecting column is provided, the top end of the connecting column is fixedly connected to the bottom end of the middle column, and a baffle is fixed to the bottom end of the connecting column. The baffle can reinforce the connecting column to prevent the connecting column from falling off. The supporting block plays a supporting and connecting role. The top end of the supporting column is connected to the bottom end of the side foot, which can prevent the side foot from falling off from the top of the base. The reinforcement strips are fixed to the base and the angle between the middle column and the side foot, which can ensure the tightness of the connection;
[0016] (3) By providing a card slot, when two groups of core blanks need to be assembled, the card strip is inserted into the inside of the card slot by taking the other group of core blanks. At this time, the two groups of core blanks will be assembled together, which is convenient for assembling the two groups of core blanks and improves the convenience during assembly. At the same time, a single group of core blanks can also be used according to actual needs. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.
[0018] Figure 1 This is a schematic diagram of the front cross-sectional structure of the present utility model;
[0019] Figure 2 This is a schematic diagram of a top-view cross-sectional structure of the utility model;
[0020] Figure 3 For the utility model Figure 2 A in the middle is an enlarged structural diagram;
[0021] Figure 4 It is a schematic diagram of the three-dimensional structure of the utility model.
[0022] Description of reference numerals in the figures:
[0023] 1. Base; 2. Reserved cavity; 3. Support block; 4. Baffle; 5. Connecting column; 6. Fixed cavity; 7. Fixed block; 8. Fixed plate; 9. Support column; 10. Side foot; 11. Card slot; 12. Middle column; 13. Reinforcement strip; 14. Mounting column; 15. Connecting slot; 16. Reserved slot; 17. Spring 1; 18. Connecting piece; 19. Horizontal column; 20. Slot; 21. Insert column; 22. Fixed slot; 23. Spring 2; 24. Card strip; 25. Blank body. DETAILED DESCRIPTION
[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0025] Example 1: Please refer to Figure 1-4, the utility model provides an embodiment: a deformation-resistant manganese-zinc ferrite core blank, comprising a base 1, a middle column 12 is fixed in the middle of the top of the base 1, side feet 10 are fixed on both sides of the top of the base 1, and reinforcement strips 13 are fixed at the angles between the base 1 and the middle column 12 and the side feet 10, and the tops of the middle column 12 and the side feet 10 are provided with a card slot 11, and the middle part of the middle column 12 is fixed with a mounting column 14, and the inner edge of the middle column 12 is provided with a fixing groove 22, and a spring 23 is fixed inside the fixing groove 22, and a plug column 21 is fixed on one side of the spring 23, and a slot 20 is provided on the inner edge of the mounting column 14, a connecting groove 15 is provided inside the side foot 10, and a reserved groove 16 is provided on the inner edge of the side foot 10, and a spring 17 is fixed inside the reserved groove 16, and a connecting piece 18 is fixed on one side of the spring 17, and a horizontal column 19 is fixed between the two groups of connecting pieces 18;
[0026] The inner diameter of the slot 20 is larger than the outer diameter of the post 21. The slot 20 and the post 21 are adapted to each other. The post 21 forms a telescopic structure through the spring 23. The slots 20 are distributed in a ring shape on the inner side of the mounting post 14.
[0027] Specifically, if Figure 2 and Figure 3 As shown, the mounting post 14 is located in the middle of the center post 12, and the mounting post 14 is connected to the inner side of the center post 12 through the second spring 23. The second spring 23 is elastically arranged to increase the impact resistance of the entire center post 12. At the same time, springs 17 are provided on the inner edges of the side legs 10. The two sets of springs 17 are connected by a cross column 19 and a connecting piece 18. The springs 17 can increase the impact resistance of the side legs 10.
[0028] Embodiment 2: A reserved cavity 2 is provided in the middle part of the interior of the base 1, and a support block 3 is fixed inside the reserved cavity 2. A baffle 4 is fixed to the top of the support block 3, and a connecting column 5 is fixed to the top of the baffle 4. Fixed cavities 6 are provided on both sides of the interior of the base 1, and a fixed block 7 is fixed inside the fixed cavity 6. A fixed plate 8 is fixed to the top of the fixed block 7, and a support column 9 is fixed to the top of the fixed plate 8. The top of the connecting column 5 is fixedly connected to the bottom end of the middle column 12, and the top of the support column 9 is fixedly connected to the bottom end of the side foot 10. Three groups of support blocks 3 are provided, and the three groups of support blocks 3 are arranged at equal intervals inside the reserved cavity 2;
[0029] Specifically, if Figure 1As shown, the top of the connecting column 5 is fixedly connected to the bottom end of the middle column 12, and a baffle 4 is fixed to the bottom end of the connecting column 5. The baffle 4 can reinforce the connecting column 5 to prevent the connecting column 5 from falling off. The supporting block 3 plays a supporting and connecting role. The top of the supporting column 9 is connected to the bottom end of the side foot 10 to prevent the side foot 10 from falling off from the top of the base 1. The reinforcement strips 13 are all fixed to the base 1 and the angle between the middle column 12 and the side foot 10 to ensure the tightness of the connection.
[0030] Embodiment 3: A blank body 25 is provided above the base 1 , and a clamping strip 24 is fixed to the bottom end of the blank body 25 . The inner diameter of the clamping slot 11 is larger than the outer diameter of the clamping strip 24 , and a clamping structure is formed between the clamping slot 11 and the clamping strip 24 ;
[0031] Specifically, if Figure 1 and Figure 4 As shown, when two groups of core blanks need to be assembled, the other group of core blanks is taken and the card strip 24 is inserted into the inside of the card slot 11. At this time, the two groups of core blanks will be assembled together, which is convenient for assembling the two groups of core blanks and improves the convenience during assembly.
[0032] Working principle: When the present invention is in use, the top end of the connecting column 5 is fixedly connected to the bottom end of the middle column 12, and a baffle 4 is fixed to the bottom end of the connecting column 5. The baffle 4 can reinforce the connecting column 5 to prevent the connecting column 5 from falling off, and the support block 3 plays a supporting and connecting role. The top end of the support column 9 is connected to the bottom end of the side foot 10 to prevent the side foot 10 from falling off from the top of the base 1. During assembly, by taking another set of magnetic core blanks, the card strip 24 is inserted into the inside of the card slot 11. At this time, the two sets of magnetic core blanks will be assembled together to complete the use of the magnetic core blanks.
[0033] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.
Claims
1. A deformation-resistant manganese-zinc ferrite core blank, comprising a base (1), characterized in that: A center column (12) is fixed in the middle of the top of the base (1), and side feet (10) are fixed on both sides of the top of the base (1). Reinforcement strips (13) are fixed at the angles between the base (1) and the center column (12) and the side feet (10). A card slot (11) is provided at the top of the center column (12) and the side feet (10). A mounting column (14) is fixed in the middle of the center column (12). A fixing slot (22) is provided at the inner edge of the center column (12). The inside of the fixing slot (22) A spring 2 (23) is fixed thereto, a plug post (21) is fixed to one side of the spring 2 (23), a slot (20) is provided at the inner edge of the mounting post (14), a connecting groove (15) is provided inside the side foot (10), a reserved groove (16) is provided at the inner edge of the side foot (10), a spring 1 (17) is fixed inside the reserved groove (16), a connecting sheet (18) is fixed to one side of the spring 1 (17), and a horizontal post (19) is fixed between two groups of connecting sheets (18).
2. The anti-deformation manganese-zinc ferrite core blank according to claim 1, characterized in that: The inner diameter of the slot (20) is greater than the outer diameter of the plug post (21), and the slot (20) and the plug post (21) are matched with each other.
3. The anti-deformation manganese-zinc ferrite core blank according to claim 1, characterized in that: The plug post (21) forms a telescopic structure through a second spring (23), and the slots (20) are distributed in a ring shape on the inner side of the mounting post (14).
4. The anti-deformation manganese-zinc ferrite core blank according to claim 1, characterized in that: A reserved cavity (2) is provided in the middle of the base (1), a support block (3) is fixed inside the reserved cavity (2), a baffle (4) is fixed at the top of the support block (3), a connecting column (5) is fixed at the top of the baffle (4), a fixed cavity (6) is provided on both sides of the base (1), a fixed block (7) is fixed inside the fixed cavity (6), a fixed plate (8) is fixed at the top of the fixed block (7), and a support column (9) is fixed at the top of the fixed plate (8).
5. The anti-deformation manganese-zinc ferrite core blank according to claim 4, characterized in that: The top end of the connecting column (5) is fixedly connected to the bottom end of the middle column (12), and the top end of the supporting column (9) is fixedly connected to the bottom end of the side foot (10).
6. The anti-deformation manganese-zinc ferrite core blank according to claim 4, characterized in that: The support blocks (3) are provided in three groups, and the three groups of support blocks (3) are arranged at equal intervals inside the reserved cavity (2).
7. The anti-deformation manganese-zinc ferrite core blank according to claim 1, characterized in that: A blank body (25) is arranged above the base (1), and a clamping strip (24) is fixed to the bottom end of the blank body (25).
8. The anti-deformation manganese-zinc ferrite core blank according to claim 7, characterized in that: The inner diameter of the clamping slot (11) is greater than the outer diameter of the clamping strip (24), and a clamping structure is formed between the clamping slot (11) and the clamping strip (24).