Voltage regulator with overload protection function

Abstract

A voltage regulator with an overload protection function includes a voltage regulator body and a circuit breaker, wherein the circuit breaker is arranged on the voltage regulator body, the circuit breaker is connected in series with the voltage regulator body, and the circuit breaker controls the output voltage of the voltage regulator. When the load carried by the voltage regulator exceeds the rated load specified by the voltage regulator, the circuit breaker cuts off the output power of the voltage regulator, thereby protecting the voltage regulator, improving the safety and reliability of the voltage regulator, and extending the service life of the product.

Description

Technical Field

[0001] The utility model relates to the technical field of voltage regulators, in particular to a voltage regulator with an overload protection function. Background Art

[0002] Currently, the voltage regulators on the market do not have overload protection function. When the load carried by the voltage regulator exceeds the rated load specified by the voltage regulator, there is a risk of burning the voltage regulator due to the lack of overload protection function, which affects the safety of product use. Summary of the invention

[0003] In view of this, the utility model provides a voltage regulator with an overload protection function.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A voltage regulator with an overload protection function comprises a voltage regulator body and a circuit breaker, wherein the circuit breaker is arranged on the voltage regulator body and connected in series with the voltage regulator body, and the circuit breaker performs on-off control on the output voltage of the voltage regulator.

[0006] Preferably, a side mounting structure is arranged between the voltage regulator body and the circuit breaker, and the side mounting structure comprises a voltage regulator positioning groove arranged on the side of the voltage regulator body and an L-shaped clamping plate arranged inside the voltage regulator body.

[0007] Preferably, the circuit breaker is arranged inside the voltage regulator body, a card slot is provided on the circuit breaker, the cross-section of the L-shaped card plate is arranged in an L-shape, the L-shaped card plate has a card connection portion and a positioning portion, the card connection portion extends into the card slot to be connected with the circuit breaker, the positioning portion is fixedly connected to the inner wall of the voltage regulator body, and one end of the circuit breaker away from the L-shaped card plate extends out of the voltage regulator body through the voltage regulator positioning slot.

[0008] Preferably, the circuit breaker is arranged on one side of the voltage regulator body, one end of the circuit breaker extends into the interior of the voltage regulator body and is connected to the voltage regulator body, a card plate positioning groove is provided on the circuit breaker, an inverted U-shaped card plate is arranged inside the voltage regulator body, the inverted U-shaped card plate has a card plate mounting portion and a card plate positioning portion, the card plate mounting portions are arranged on both sides of the card plate positioning portion, the card plate positioning portion is embedded in the card plate positioning groove and connected to the circuit breaker, and the card plate mounting portion is fixedly connected to the inner wall of the voltage regulator body.

[0009] Preferably, a cover is provided on one end of the circuit breaker located outside the voltage regulator body, a cover installation slot is provided on the cover, and one end of the circuit breaker located outside the voltage regulator body extends into the cover installation slot and is connected to the cover.

[0010] Preferably, corresponding screw holes are respectively provided on the cover plate and the voltage regulator body, and the cover plate is mounted on the voltage regulator body by screws.

[0011] Preferably, the circuit breaker is directly fixed to the side of the voltage regulator body by means of positioning screws.

[0012] The beneficial effect of the utility model is that a circuit breaker is added to the voltage regulator. When the load carried by the voltage regulator exceeds the rated load specified by the voltage regulator, the circuit breaker cuts off the output power of the voltage regulator, thereby achieving the purpose of protecting the voltage regulator, improving the safety and reliability of the voltage regulator, and extending the service life of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Attached Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Attached Figure 2 It is a structural schematic diagram of another embodiment;

[0016] Attached Figure 3 For attachment Figure 2 Sectional view;

[0017] Attached Figure 4 It is a schematic diagram of the structure of another embodiment. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] The utility model will be further described below in conjunction with the accompanying drawings of the specification.

[0020] The utility model provides the following technical solutions:

[0021] As attached Figure 1-4As shown, the utility model discloses a voltage regulator with an overload protection function, including a voltage regulator body 1 and a circuit breaker 2, wherein the circuit breaker 2 is arranged on the voltage regulator body 1, and the circuit breaker 2 is connected in series with the voltage regulator body 1, and the circuit breaker 2 performs on-off control on the output voltage of the voltage regulator. Specifically, in this design, according to the rated current specified by the capacity of each specification of the voltage regulator product, a circuit breaker 2 matching the corresponding current is selected, and the wiring terminal of the circuit breaker 2 is connected in series to the output end circuit of the voltage regulator, and the output voltage of the voltage regulator is controlled by the circuit breaker 2, so as to achieve the on-off protection function of the output voltage.

[0022] For further information, see Attachment Figure 1 In one embodiment, a side mounting structure is provided between the voltage regulator body 1 and the circuit breaker 2, and the side mounting structure includes a voltage regulator positioning groove 3 provided on the side of the voltage regulator body 1 and an L-shaped clamping plate 4 provided inside the voltage regulator body 1. Specifically, in this embodiment, one end of the L-shaped clamping plate 4 is connected to the inside of the voltage regulator body 1, and the other end extends into the voltage regulator positioning groove 3, and the circuit breaker 2 is fixed by clamping. Such a design not only facilitates the installation of the circuit breaker 2, but also improves its installation stability, making the entire overload protection system more reliable.

[0023] Further, the circuit breaker 2 is arranged inside the voltage regulator body 1, a card slot 5 is provided on the circuit breaker 2, the cross section of the L-shaped card plate 4 is arranged in an L-shape, the L-shaped card plate 4 has a card connection portion 6 and a positioning portion 7, the card connection portion 6 extends into the card slot 5 to connect with the circuit breaker 2, the positioning portion 7 is fixedly connected to the inner wall of the voltage regulator body 1, and the end of the circuit breaker 2 away from the L-shaped card plate 4 extends out of the voltage regulator body 1 through the voltage regulator positioning slot 3. Specifically, in this embodiment, the circuit breaker 2 is connected to the card connection portion 6 of the L-shaped card plate 4 through the card slot 5 to ensure the stability of the circuit breaker 2 inside the voltage regulator body 1. At the same time, the positioning portion 7 of the L-shaped card plate 4 is fixedly connected to the inner wall of the voltage regulator body 1, further strengthening the connection firmness between the circuit breaker 2 and the voltage regulator body 1. In addition, one end of the circuit breaker 2 away from the L-shaped clamping plate 4 extends out of the voltage regulator body 1 through the voltage regulator positioning slot 3, which facilitates the inspection or replacement of the circuit breaker 2 and improves the maintenance convenience of the equipment.

[0024] For further information, see Attachment Figure 2-3In one embodiment, the circuit breaker 2 is arranged on one side of the voltage regulator body 1, one end of the circuit breaker 2 extends into the voltage regulator body 1 and is connected to the voltage regulator body 1, a cardboard positioning groove 8 is provided on the circuit breaker 2, an inverted U-shaped cardboard 9 is arranged inside the voltage regulator body 1, the inverted U-shaped cardboard 9 has a cardboard mounting portion 10 and a cardboard positioning portion 11, the cardboard mounting portion 10 is arranged on both sides of the cardboard positioning portion 11, the cardboard positioning portion 11 is embedded in the cardboard positioning groove 8 and connected to the circuit breaker 2, and the cardboard mounting portion 10 is fixedly connected to the inner wall of the voltage regulator body 1. Specifically, in this embodiment, the circuit breaker 2 is connected to the cardboard positioning portion 11 of the inverted U-shaped cardboard 9 through the cardboard positioning groove 8, so that the circuit breaker 2 can be stably installed on one side of the voltage regulator body 1. The card mounting portion 10 of the inverted U-shaped card plate 9 is fixedly connected to the inner wall of the voltage regulator body 1 by screws, providing a good fixing effect and ensuring that the circuit breaker 2 will not loosen or fall off due to vibration or external force.

[0025] Further, a cover plate 12 is provided on one end of the circuit breaker 2 located outside the voltage regulator body 1, a cover plate installation slot 13 is provided on the cover plate 12, and one end of the circuit breaker 2 located outside the voltage regulator body 1 extends into the cover plate installation slot 13 and is connected to the cover plate 12. Specifically, in this embodiment, by providing the cover plate 12 on the circuit breaker 2, the potential safety hazard caused by the exposed live wiring screws of the circuit breaker 2 can be eliminated.

[0026] Furthermore, corresponding screw holes 14 are respectively provided on the cover plate 12 and the voltage regulator body 1 , and the cover plate is mounted on the voltage regulator body 1 by screws 15 .

[0027] For further information, see Attachment Figure 4 In one embodiment, the circuit breaker 2 is directly fixed to the side of the voltage regulator body 1 by means of positioning screws 16 .

[0028] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A voltage regulator with overload protection function, characterized in that: The invention comprises a voltage regulator body and a circuit breaker, wherein the circuit breaker is arranged on the voltage regulator body, the circuit breaker is connected in series with the voltage regulator body, and the circuit breaker performs on-off control on the output voltage of the voltage regulator.

2. The voltage regulator with overload protection function according to claim 1, characterized in that: A side mounting structure is arranged between the voltage regulator body and the circuit breaker, and the side mounting structure comprises a voltage regulator positioning groove arranged on the side of the voltage regulator body and an L-shaped clamping plate arranged inside the voltage regulator body.

3. The voltage regulator with overload protection function according to claim 2, characterized in that: The circuit breaker is arranged inside the voltage regulator body, a card slot is provided on the circuit breaker, the cross section of the L-shaped card plate is arranged in an L shape, the L-shaped card plate has a card connection portion and a positioning portion, the card connection portion extends into the card slot to be connected with the circuit breaker, the positioning portion is fixedly connected to the inner wall of the voltage regulator body, and one end of the circuit breaker away from the L-shaped card plate extends out of the voltage regulator body through the voltage regulator positioning slot.

4. The voltage regulator with overload protection function according to claim 1, characterized in that: The circuit breaker is arranged on one side of the voltage regulator body, one end of the circuit breaker extends into the interior of the voltage regulator body and is connected to the voltage regulator body, a card plate positioning groove is provided on the circuit breaker, an inverted U-shaped card plate is arranged inside the voltage regulator body, the inverted U-shaped card plate has a card plate mounting portion and a card plate positioning portion, the card plate mounting portion is arranged on both sides of the card plate positioning portion, the card plate positioning portion is embedded in the card plate positioning groove and connected to the circuit breaker, and the card plate mounting portion is fixedly connected to the inner wall of the voltage regulator body.

5. The voltage regulator with overload protection function according to claim 4, characterized in that: A cover plate is arranged on one end of the circuit breaker located outside the voltage regulator body, a cover plate installation groove is arranged on the cover plate, and one end of the circuit breaker located outside the voltage regulator body extends into the cover plate installation groove and is connected with the cover plate.

6. The voltage regulator with overload protection function according to claim 5, characterized in that: Corresponding screw holes are respectively arranged on the cover plate and the voltage regulator body, and the cover plate is mounted on the voltage regulator body by screws.

7. The voltage regulator with overload protection function according to claim 1, characterized in that: The circuit breaker is directly fixed on the side of the voltage regulator body by means of positioning screws.

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