CN216212818U

CN216212818U - Novel transformer

Info

Publication number: CN216212818U
Application number: CN202122735285.1U
Authority: CN
Inventors: 李雄文
Original assignee: Huizhou Modian Electronic Technology Co ltd
Current assignee: Huizhou Modian Electronic Technology Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-04-05
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a novel transformer, which comprises a transformer shell, an access primary coil and a self-changing secondary coil, wherein the access primary coil is fixedly clamped on the inner side of the transformer shell, and the self-changing secondary coil is fixedly clamped on the inner side of the transformer shell and positioned on one side of the access primary coil. The utility model has the beneficial effects that: the single transformer is arranged in the circuit by arranging the self-changing secondary coil, the effect of correspondingly changing the power of the transformer can be realized when different rated voltages are accessed to electrical appliances, in the use of the device, the access of the electrical appliances is changed, according to the rated voltages of the electrical appliances, the conductive rod is enabled to contact with winding sets with different specifications in the multistage winding sets by correspondingly sliding the self-changing sliding switch, the winding ratio of the primary winding set and the secondary winding set is changed, the current with different voltage values is output for the electrical appliances, the use of the electrical appliances is adapted, the function of outputting various voltages with different specifications by the device is realized, and the problem of overload burning of the electrical appliances is avoided.

Description

Novel transformer

Technical Field

The utility model relates to a novel transformer, in particular to a novel transformer, and belongs to the technical field of transformers.

Background

The transformer refers to a device for changing alternating voltage by using the principle of electromagnetic induction, and its main components are a primary coil, a secondary coil and an iron core (magnetic core), and the main functions of the transformer are: voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization (magnetic saturation transformer), and the like, and can be classified into power transformers and special transformers according to the purpose.

In the prior art, if the rated voltage of one electrical appliance is different from the power supply voltage, a transformer needs to be arranged in a circuit to provide proper voltage for the electrical appliance, or a plurality of electrical appliances of different types are arranged on the same group of electrical appliances at the same time, when the current of the electrical appliance needs to be switched at any time in use, a plurality of stages of transformers are needed to select corresponding transformers according to the electrical appliance in real time, for example, in the prior art, lamps with various colors and brightness can be changed according to the preference, in the prior art, by connecting a plurality of circuits in parallel, different resistors or transformers are connected to each branch circuit to realize that the same circuit can be connected to different electrical appliances at the same time, but the circuit is relatively troublesome, circuit faults are easy to occur due to more circuit elements, therefore, a person skilled in the art proposes a novel transformer to solve the problem that the proposed existing transformer cannot simultaneously solve the voltage access problem of a plurality of electrical appliances of different models.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems, and provides a novel transformer, wherein a single transformer is arranged in a circuit by arranging a self-changing secondary coil, so that different voltages can be output when electric appliances with different rated voltages are connected, the transformer is suitable for the use of the electric appliances, and the problem that the electric appliances are not burnt by overload is solved.

The utility model achieves the purpose through the following technical scheme, and a novel transformer comprises a transformer shell, an access primary coil and a self-changing secondary coil, and is characterized in that: an access primary coil is fixedly clamped on the inner side of the transformer shell, and a self-changing secondary coil is fixedly clamped on the inner side of the transformer shell and positioned on one side of the access primary coil;

the transformer is characterized in that the self-changing secondary coil comprises an insulating winding sleeve, an insulating partition plate, a multi-stage winding set, a connecting terminal and a self-changing sliding switch, the insulating winding sleeve is fixedly connected inside the transformer shell, the insulating partition plate is fixedly connected to the side face of the insulating winding sleeve, the multi-stage winding set is arranged on the side face of the insulating winding sleeve, the connecting terminal is fixedly connected to the two ends of the multi-stage winding set, and the self-changing sliding switch is connected to the side wall sliding joint of the transformer shell.

Preferably, the transformer shell comprises an insulating shell, a bottom plate, an iron core and a pressing plate, the bottom plate is fixedly connected to the inner bottom surface of the insulating shell, the iron core is fixedly connected to the upper surface of the bottom plate, and the pressing plate is fixedly clamped to the side surface of the top end of the iron core.

Preferably, the top end fixedly connected with cardboard of iron core, two one side fixedly connected with triangle fixture block that the cardboard kept away from each other, the upper surface of clamp plate runs through and sets up the access card hole with cardboard looks adaptation.

Preferably, the access primary coil is fixedly clamped on the side surface of one of the iron cores, the side surface of the access primary coil is fixedly connected with an access binding post, and the access binding post penetrates through the transformer shell and extends out of the transformer shell.

Preferably, the side equidistance of insulating baffle at insulating winding cover is provided with the multiunit, multistage winding group sets up respectively between each insulating baffle connect out the side of terminal fixed joint at insulating baffle.

Preferably, the self-changing sliding switch comprises an insulating plate, a conducting rod, a resisting spring and a self-locking reed, wherein the insulating plate is connected to the side face of the transformer shell in a sliding and clamping mode, the conducting rod is fixedly connected to the side face of the insulating plate in a clamping and clamping mode, the resisting spring is fixedly connected to the side face of the insulating plate, and the self-locking reed is fixedly connected between the resisting spring and the transformer shell.

Preferably, a sliding groove matched with the insulating plate is formed in the side face of the transformer shell in a penetrating mode, and horizontal locking holes matched with the self-locking spring plates are formed in the side face of the transformer shell and located on two sides of the sliding groove.

The utility model has the beneficial effects that:

1: the single transformer is arranged in the circuit by arranging the self-changing secondary coil, the effect of correspondingly changing the power of the transformer can be realized when different rated voltages are accessed to electrical appliances, in the use of the device, the access of the electrical appliances is changed, according to the rated voltages of the electrical appliances, the conductive rod is enabled to contact winding sets with different specifications in the multistage winding sets by correspondingly sliding the self-changing sliding switch, the winding ratio of the primary winding set and the secondary winding set is changed, the current with different voltage values is output for the electrical appliances, the use of the electrical appliances is adapted, and the problem that the electrical appliances are burnt out due to overload can not occur.

2: the self-changing sliding switch takes an insulating plate as a main body, the two sides of the insulating plate are respectively connected with a current conducting rod matched with a connecting terminal, two poles of the connecting terminal are respectively connected, a stable passage is formed, meanwhile, a self-locking reed connected with a resisting spring is arranged on the self-changing sliding switch, a horizontal locking hole is arranged on the side face of a transformer shell in a matching mode, corresponding locking positions are respectively arranged at different multistage winding groups, and the function that the device outputs voltages of various specifications is achieved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the transformer housing structure of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2;

FIG. 4 is a cross-sectional view of a self-changing secondary winding structure in accordance with the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 4 at B according to the present invention.

In the figure: 1. a transformer housing; 101. an insulating housing; 102. a base plate; 103. an iron core; 104. pressing a plate; 2. connecting a primary coil; 3. a self-varying secondary coil; 301. an insulated wire winding sleeve; 302. an insulating spacer; 303. a multi-stage winding group; 304. connecting out a binding post; 305. a self-changing slide switch; 3051. an insulating plate; 3052. a conductive rod; 3053. the spring is tightly propped; 3054. a self-locking reed; 4. clamping a plate; 5. a triangular clamping block; 6. inserting into the card hole; 7. connecting a binding post; 8. a chute; 9. and (4) horizontal position locking holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the utility model discloses a novel transformer, which comprises the following components:

according to the attached figure 1, the transformer comprises a transformer shell 1, an access primary coil 2 and a self-changing secondary coil 3, wherein the access primary coil 2 is fixedly clamped on the inner side of the transformer shell 1, the self-changing secondary coil 3 is fixedly clamped on the inner side of the transformer shell 1 and positioned on one side of the access primary coil 2, power supply voltage is accessed to the access primary coil 2, and voltage adaptive to an electric appliance is output from the self-changing secondary coil 3.

As shown in fig. 2-3, the transformer housing 1 includes an insulating casing 101, a bottom plate 102, an iron core 103, and a pressing plate 104, the bottom plate 102 is fixedly connected to an inner bottom surface of the insulating casing 101, the bottom plate 102 is configured to prevent the insulating casing 101 from being broken down by an excessive voltage, the iron core 103 is fixedly connected to an upper surface of the bottom plate 102, the iron core 103 is used as a built-in iron core 103 of the coil, the pressing plate 104 is fixedly clamped to a side surface of a top end of the iron core 103, and the pressing plate 104 is fixedly clamped to the transformer housing 1 to be connected to the primary coil 2 and the transformer secondary coil 3.

The top fixedly connected with cardboard 4 of iron core 103, one side fixedly connected with triangle fixture block 5 that two cardboard 4 kept away from each other, the upper surface of clamp plate 104 runs through the access card hole 6 of seting up with 4 looks adaptations of cardboard, and cardboard 4 extends into inserts card hole 6 and wears out from inserting 6 opposite sides in card hole to utilize 5 chucking of triangle fixture block to insert the edge in card hole 6, play the fixed action.

The side of inserting primary coil 2 fixed joint at one of them iron core 103, the side fixedly connected with that inserts primary coil 2 inserts terminal 7, inserts terminal 7 and runs through transformer housing 1 and extend to outside transformer housing 1, through inserting terminal 7 switch on.

As shown in fig. 4 to 5, the self-changing secondary winding 3 includes an insulated winding sheath 301, an insulated partition 302, a multi-stage winding set 303, a tapping terminal 304 and a self-changing sliding switch 305, the insulated winding sheath 301 is fixedly clamped inside the transformer housing 1, the insulated partition 302 is fixedly connected to the side of the insulated winding sheath 301, and the insulated winding sheath 301 and the insulated partition 302 are both made of an insulating material to prevent conduction.

The side of the insulated winding sleeve 301 is provided with a multi-level winding group 303, the multi-level winding group 303 is divided into a plurality of levels, and is a line group in a row according to the number of coils in a grading way, two ends of the multi-level winding group 303 are fixedly connected with a connecting terminal 304, the side wall of the transformer shell 1 is slidably clamped with an automatic change type sliding switch 305, and the automatic change type sliding switch 305 slides on the side of the transformer shell 1 to select the multi-level winding group 303 connected into a circuit.

The insulating partition boards 302 are equidistantly arranged on the side surfaces of the insulating winding sleeves 301, and the multi-stage winding groups 303 are respectively arranged between the insulating partition boards 302 and are connected with the wiring terminals 304 to be fixedly clamped on the side surfaces of the insulating partition boards 302.

From becoming formula slide switch 305 includes insulation board 3051, conducting rod 3052, supports tight spring 3053 and auto-lock reed 3054, and the side slip joint of transformer housing 1 has insulation board 3051, and the fixed joint in side of insulation board 3051 has conducting rod 3052, and the side fixedly connected with of insulation board 3051 supports tight spring 3053, supports fixedly connected with auto-lock reed 3054 between tight spring 3053 and the transformer housing 1.

The side of the transformer housing 1 is penetrated and provided with a sliding chute 8 matched with the insulating plate 3051, and the side of the transformer housing 1 and two sides of the sliding chute 8 are provided with horizontal locking holes 9 matched with the self-locking reeds 3054.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A novel transformer comprises a transformer shell (1), an access primary coil (2) and a self-changing secondary coil (3), and is characterized in that: an access primary coil (2) is fixedly clamped on the inner side of the transformer shell (1), and a self-changing secondary coil (3) is fixedly clamped on the inner side of the transformer shell (1) and positioned on one side of the access primary coil (2);

from becoming secondary coil (3) including insulating winding cover (301), insulating barrier (302), multistage winding group (303), connecing out terminal (304) and from becoming formula slide switch (305), insulating winding cover (301) fixed joint is in the inside of transformer housing (1), the side fixedly connected with insulating barrier (302) of insulating winding cover (301), the side of insulating winding cover (301) is provided with multistage winding group (303), the both ends fixedly connected with of multistage winding group (303) connects out terminal (304), the lateral wall sliding joint of transformer housing (1) has from becoming formula slide switch (305).

2. The novel transformer according to claim 1, characterized in that: the transformer casing (1) comprises an insulating casing (101), a bottom plate (102), an iron core (103) and a pressing plate (104), wherein the bottom plate (102) is fixedly connected to the inner bottom surface of the insulating casing (101), the iron core (103) is fixedly connected to the upper surface of the bottom plate (102), and the pressing plate (104) is fixedly clamped to the side surface of the top end of the iron core (103).

3. The novel transformer according to claim 2, characterized in that: the top fixedly connected with cardboard (4) of iron core (103), two one side fixedly connected with triangle fixture block (5) that cardboard (4) kept away from each other, the upper surface of clamp plate (104) runs through and sets up access card hole (6) with cardboard (4) looks adaptation.

4. The novel transformer according to claim 1, characterized in that: the side of inserting primary coil (2) fixed joint at one of them iron core (103), the side fixedly connected with who inserts primary coil (2) inserts terminal (7), insert terminal (7) and run through transformer housing (1) and extend outside transformer housing (1).

5. The novel transformer according to claim 1, characterized in that: insulating baffle (302) are provided with the multiunit in the side equidistance of insulating wire winding cover (301), multistage wire winding group (303) set up respectively between each insulating baffle (302) connect out the side of the fixed joint of terminal (304) at insulating baffle (302).

6. The novel transformer according to claim 1, characterized in that: the self-changing sliding switch (305) comprises an insulating plate (3051), a conducting rod (3052), a supporting spring (3053) and a self-locking reed (3054), the insulating plate (3051) is connected to the side face of the transformer shell (1) in a sliding mode, the conducting rod (3052) is connected to the side face of the insulating plate (3051) in a fixed clamping mode, the supporting spring (3053) is fixedly connected to the side face of the insulating plate (3051), and the self-locking reed (3054) is fixedly connected between the supporting spring (3053) and the transformer shell (1).

7. The novel transformer according to claim 1, characterized in that: the side of the transformer shell (1) penetrates through a sliding groove (8) matched with the insulating plate (3051), and horizontal locking holes (9) matched with the self-locking reeds (3054) are formed in the side of the transformer shell (1) and located on two sides of the sliding groove (8).