Transformer with quick release structure

Abstract

The utility model discloses a transformer with a quick release structure, and relates to the technical field of transformers, the transformer with the quick release structure comprises a magnetic core, and a primary coil and a secondary coil are arranged outside the magnetic core; the magnetic core is fixed on the insulating plate; a lower protective shell is arranged outside the magnetic core, the magnetic core is sleeved with the lower protective shell, and an upper protective shell is arranged at the upper end of the lower protective shell; the two ends of the upper protective shell are provided with open grooves, and the open grooves are fixed to the transformer installation base through clamping pieces. When the transformer is installed, the magnetic core is firstly fixed on the insulating plate, then the lower protective shell and the upper protective shell are sleeved outside the magnetic core, and then the lower protective shell and the upper protective shell are clamped and fixed by utilizing the clamping piece, so that the overall installation of the transformer is realized, the clamping piece can be fixed by utilizing the clamping jaw, and the installation is convenient. The integration of the upper protective shell, the lower protective shell and the transformer mounting base can be guaranteed, and the mounting stability of the transformer is improved.

Description

Technical Field

[0001] The utility model specifically relates to the technical field of transformers, in particular to a transformer with a quick-disassembly structure. Background Art

[0002] A unidirectional transformer primarily consists of an iron core and windings. The iron core is typically made of magnetically conductive materials such as silicon steel sheets to increase magnetic permeability and reduce hysteresis losses. The windings are divided into a primary and a secondary. The primary winding connects to the input power supply, while the secondary winding outputs the transformed voltage.

[0003] Chinese patent publication number CN 212676082 U discloses a single-phase transformer with double-side output, comprising an iron core, an I-shaped frame, a coil, and terminals; the coil is wound around the I-shaped frame; the side end face of the iron core passes through two slots, and the I-shaped frame is inserted through the two slots of the iron core; the two terminals are fixedly mounted on the upper end face of the iron core, and the two terminals are electrically connected to output ports of different numbers of turns of the coil on the I-shaped frame.

[0004] The transformer in the above patent is a traditional transformer structure, most of which are connected by bolts. The transformer cannot be quickly disassembled during maintenance, which increases the labor cost during transformer maintenance. In addition, the bolts are prone to rust and are not easy to disassemble. Utility Model Content

[0005] The purpose of the utility model is to provide a transformer with a quick-release structure, which is connected by a snap-on method, has a good snap-on effect, reduces the number of bolts used, can achieve the quick-release effect of the transformer, and greatly improves the repair and maintenance efficiency of the transformer; so as to solve the technical problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A transformer with a quick-disassembly structure, comprising

[0008] A cylindrical magnetic core with a primary coil and a secondary coil provided on the outside of the magnetic core; the magnetic core is fixed on an insulating plate;

[0009] The outer part of the magnetic core is provided with a lower protective shell, which is sleeved on the outer part of the magnetic core, and an upper protective shell is provided on the upper end of the lower protective shell; open slots are opened at both ends of the upper protective shell, and the open slots are fixed to the transformer mounting seat through clamps.

[0010] As a further technical solution of the present invention, a clamping column is integrally provided at the middle position of the bottom of the upper protective shell and is inserted into the magnetic core.

[0011] As a further technical solution of the present invention, the upper and lower ends of the clamp are both hook-shaped, which are respectively engaged with the open grooves on the upper protective shell and the lower protective shell, and a clamping claw is also integrally provided at the lower end of the clamp; the clamping claw is clamped and fixed with the clamping slot provided on the transformer mounting base.

[0012] As a further technical solution of the present invention, a primary coil inlet wire row and a primary coil terminal are provided on one side of the insulating plate, wherein the primary coil inlet wire row is connected to the primary coil terminal;

[0013] A secondary coil outlet row and a secondary coil connection terminal are provided on the other side of the insulating plate, and the secondary coil outlet row is connected to the secondary coil connection terminal.

[0014] As a further technical solution of the present invention, the primary coil terminal is electrically connected to the primary coil; the secondary coil terminal is electrically connected to the secondary coil.

[0015] As a further technical solution of the present invention, limiting protrusions are provided on both sides of the top of the magnetic core, and the limiting protrusions are engaged with the grooves on both sides of the upper protective shell.

[0016] As a further technical solution of the present invention, a plurality of fixing bolts are further provided at the bottom of the insulating plate, and the fixing bolts are passed through the transformer mounting base and then fastened and fixed by nuts.

[0017] Compared with the prior art, the beneficial effects of the present invention are:

[0018] 1. During installation, the present invention first fixes the magnetic core on the insulating plate, then sleeves the lower and upper protective shells onto the outside of the magnetic core, and then uses clamps to clamp and fix the lower and upper protective shells, thereby achieving the overall installation of the transformer. The clamps can be fixed by the clamps, which can ensure the integrity of the upper and lower protective shells and the transformer mounting base, thereby improving the installation stability of the transformer.

[0019] 2. In this utility model, the primary coil and the secondary coil are connected by terminal connection. The primary coil incoming wire bar and the secondary coil outgoing wire bar are also installed on the outside, which facilitates the incoming and outgoing wire connection of the transformer.

[0020] 3. The utility model eliminates the use of bolts in the above-mentioned installation method and is installed by means of snap fasteners. When the staff repairs and maintains the transformer, the transformer can be quickly disassembled, which effectively improves the convenience of disassembly of the transformer and greatly reduces the labor intensity of the repair and maintenance workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional structural diagram of the utility model.

[0022] Figure 2 This utility model Figure 1 Schematic diagram of the bottom structure.

[0023] Figure 3 This utility model Figure 1 main view.

[0024] Figure 4 This utility model Figure 1 Schematic diagram of part of the structure.

[0025] Figure 5 This utility model Figure 1 Schematic diagram of the split structure.

[0026] Figure 6 This utility model Figure 5 Schematic diagram from another perspective.

[0027] In the figure: 1-transformer mounting base, 2-lower protective shell, 3-upper protective shell, 4-clamp, 5-magnetic core, 6-primary coil, 7-secondary coil, 8-insulating plate, 9-primary coil inlet bar, 10-primary coil terminal, 11-fixing bolt, 12-claw, 13-slot, 14-limiting protrusion, 15-secondary coil outlet bar, 16-secondary coil terminal. DETAILED DESCRIPTION

[0028] 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.

[0029] See also Figure 1-6 In an embodiment of the present invention, a transformer with a quick-release structure includes a magnetic core 5 made of a conductive material and arranged in a cylindrical shape, a primary coil 6 and a secondary coil 7 wound around the outside of the magnetic core 5; the primary coil 6 is located below the secondary coil 7; wherein the magnetic core 5 is fixed on an insulating plate 8;

[0030] The magnetic core 5 is provided with a lower protective shell 2 on the outside, and the lower protective shell 2 is sleeved on the outside of the magnetic core 5. An upper protective shell 3 is provided on the upper end of the lower protective shell 2; open grooves are opened at both ends of the upper protective shell 3, and the open grooves are fixed to the transformer mounting base 1 through clamps 4.

[0031] By adopting the above technical solution, during installation, the magnetic core 5 is first fixed on the insulating plate 8, and then the lower protective shell 2 and the upper protective shell 3 are sleeved on the outside of the magnetic core 5, and then the lower protective shell 2 and the upper protective shell 3 are clamped and fixed using the clamp 4, thereby realizing the overall installation of the transformer. The above installation method eliminates the use of bolts and is installed by snap-fitting. When the staff repairs and maintains the transformer, it can be quickly disassembled, effectively improving the convenience of disassembly of the transformer and greatly reducing the labor intensity of the repair and maintenance workers.

[0032] To be more specific, the upper and lower ends of the clamp 4 are both hook-shaped, which are respectively engaged with the open grooves on the upper protective shell 3 and the lower protective shell 2, and a clamping claw 12 is also integrally provided at the lower end of the clamp 4; the clamping claw 12 is clamped and fixed with the clamping slot 13 opened on the transformer mounting base 1.

[0033] By adopting the above technical solution, the clamping member 4 can be fixed by the clamping claw 12, which can ensure the integrity of the upper and lower protective shells 3 and 2 and the transformer mounting base 1, thereby improving the installation stability of the transformer.

[0034] Furthermore, since a clamping column is integrally provided in the middle position of the bottom of the upper protective shell 3 and inserted into the magnetic core 5, and limiting protrusions 14 are provided on both sides of the top of the magnetic core 5, the limiting protrusions 14 are clamped with the grooves on both sides of the upper protective shell 3.

[0035] By setting up the above scheme, the installation firmness of the upper protective shell 3 and the lower protective shell 2 is effectively improved, and the left and right deviation of the upper protective shell 3 can be avoided, thereby enhancing the compactness and firmness of the upper protective shell 3 and the lower protective shell 2.

[0036] In this embodiment, a primary coil incoming wire row 9 and a primary coil terminal 10 are provided on one side of the insulating plate 8, wherein the primary coil incoming wire row 9 is connected to the primary coil terminal 10; a secondary coil outgoing wire row 15 and a secondary coil terminal 16 are provided on the other side of the insulating plate 8, wherein the secondary coil outgoing wire row 15 is connected to the secondary coil terminal 16.

[0037] Furthermore, the primary coil terminal 10 is electrically connected to the primary coil 6 ; the secondary coil terminal 16 is electrically connected to the secondary coil 7 .

[0038] By adopting the above technical solution, the primary coil 6 and the secondary coil 7 are connected by terminal connection, and the primary coil incoming wire row 9 and the secondary coil outgoing wire row 15 are also installed on the outside, which facilitates the incoming wire connection and the outgoing wire connection of the transformer.

[0039] In this embodiment, a plurality of fixing bolts 11 are further provided at the bottom of the insulating plate 8 .

[0040] By adopting the above technical solution, the insulating plate 8 passes through the transformer mounting base 1 through the fixing bolts 11 set at the bottom and is then fixed by nuts, thereby realizing the installation and fixation of the transformer and the base; when installing the transformer, it is only necessary to fix the transformer mounting base 1 with bolts.

[0041] The working principle of the utility model is as follows: during installation, the magnetic core 5 is first fixed on the insulating plate 8, and then the lower protective shell 2 and the upper protective shell 3 are sleeved on the outside of the magnetic core 5, and then the lower protective shell 2 and the upper protective shell 3 are clamped and fixed by the clamping member 4, thereby realizing the overall installation of the transformer. The clamping member 4 can be fixed by the clamping claw 12, which can ensure the integrity of the upper and lower protective shells 3 and 2 and the transformer mounting base 1, thereby improving the installation stability of the transformer;

[0042] The primary coil 6 and the secondary coil 7 are connected by terminal connection. The primary coil incoming wire row 9 and the secondary coil outgoing wire row 15 are also installed on the outside to facilitate the incoming and outgoing wire connection of the transformer.

[0043] The above installation method eliminates the use of bolts and is installed by snap-on method. It can be quickly disassembled when the staff repairs and maintains the transformer, effectively improving the convenience of disassembly of the transformer and greatly reducing the labor intensity of the repair and maintenance workers.

[0044] 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.

[0045] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A transformer with a quick-release structure, characterized in that: include A cylindrical magnetic core (5) is provided with a primary coil (6) and a secondary coil (7) on the outside of the magnetic core (5); the magnetic core (5) is fixed on an insulating plate (8); A lower protective shell (2) is provided on the outside of the magnetic core (5), and the lower protective shell (2) is sleeved on the outside of the magnetic core (5). An upper protective shell (3) is provided on the upper end of the lower protective shell (2); open slots are provided at both ends of the upper protective shell (3), and the open slots are fixed to the transformer mounting base (1) through clamps (4).

2. The transformer with a quick-release structure according to claim 1, characterized in that: A clamping column is integrally provided at the middle position of the bottom of the upper protective shell (3) and is inserted into the magnetic core (5).

3. The transformer with a quick-release structure according to claim 1, characterized in that: The upper and lower ends of the clamping member (4) are both hook-shaped and respectively engaged with the opening slots on the upper protective shell (3) and the lower protective shell (2), and a clamping claw (12) is also integrally provided at the lower end of the clamping member (4); the clamping claw (12) is clamped and fixed with a clamping slot (13) provided on the transformer mounting seat (1).

4. The transformer with a quick-release structure according to claim 1, characterized in that: A primary coil inlet line row (9) and a primary coil connection terminal (10) are provided on one side of the insulating plate (8), wherein the primary coil inlet line row (9) is connected to the primary coil connection terminal (10); A secondary coil output line row (15) and a secondary coil connection terminal (16) are provided on the other side of the insulating plate (8), and the secondary coil output line row (15) is connected to the secondary coil connection terminal (16).

5. The transformer with a quick-release structure according to claim 4, characterized in that: The primary coil connection terminal (10) is electrically connected to the primary coil (6); and the secondary coil connection terminal (16) is electrically connected to the secondary coil (7).

6. The transformer with a quick-release structure according to claim 1, characterized in that: Limiting protrusions (14) are provided on both sides of the top of the magnetic core (5), and the limiting protrusions (14) are engaged with the grooves on both sides of the upper protective shell (3).

7. The transformer with a quick-release structure according to claim 4, characterized in that: The bottom of the insulating plate (8) is also provided with a plurality of fixing bolts (11), which penetrate the transformer mounting base (1) and are then locked and fixed by nuts.

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