CN218040801U

CN218040801U - Continuously adjustable energy-saving equipment

Info

Publication number: CN218040801U
Application number: CN202221631477.6U
Authority: CN
Inventors: 任志康
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-12-13
Anticipated expiration: 2032-06-28

Abstract

The utility model discloses a continuously adjustable energy-saving equipment, concretely relates to power saving equipment field, including display part, electricity-saving appliance main part and control section, electricity-saving appliance main part comprises iron core, the first coil AL of connection on the power cord BL CL and coil A, coil B, coil C, first coil AL BL CL and coil A, coil B, coil C all twine on the iron core, electricity-saving appliance main part's one end is passed through the dc-to-ac converter and is connected with control section, synchronous circuit and rectifier circuit connect in protection switch one end. The utility model discloses inverter obtains instruction output and the three-phase alternating current power supply that alternating current power supply cycle is the same, the phase place is the same, the amplitude is different through control part and synchronous circuit and controls three-phase transformer A1, B1, C1's coil, makes it reach the purpose that changes and improve equipment efficiency to electric energy quality through electromagnetic conduction.

Description

Continuously adjustable energy-saving equipment

Technical Field

The invention relates to the technical field of power saving equipment, in particular to continuously adjustable energy saving equipment.

Background

How to better save power resources is a great task in front of us. With the gradual reduction of earth resources, people pay more and more attention to energy conservation and emission reduction, and the energy conservation and emission reduction almost permeates into various fields of people's lives. The fields of illumination, industrial control and the like are used as the fields with larger energy consumption, and the energy conservation and emission reduction are imperative. According to the current situation of the existing domestic energy-saving industry, the energy-saving effect is achieved by reducing the lighting time, the voltage and the illumination intensity, and the energy-saving equipment is not energy-saving equipment in the practical sense.

At present, the following problems exist in the aspect of electric power use in power utilization enterprises and units:

(1) The voltage of power utilization enterprises is overhigh at night and overlow in the daytime, certain electric energy is excessively wasted due to the overhigh voltage, and the efficiency of production equipment is reduced due to the overlow voltage;

(2) Three-phase unbalanced voltage and current exist in the use of single-phase equipment, so that certain electricity charge expense is added to an electricity enterprise;

(3) The power factor of the load end is too low, so that the utilization rate of electric energy is reduced and a certain electric charge expense is added to an enterprise;

(4) Most of the electric equipment is an electric motor, and the frequent starting of the electric motor also increases certain electricity charge expense for enterprises;

(5) Most of the electric appliances are electronic products, the electronic products generate higher harmonics when working, and the higher harmonics have harmonic current and harmonic voltage, so that certain electricity charge expenditure is increased for electric enterprises.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defects in the prior art, an embodiment of the present invention provides a continuously adjustable energy saving device, and the technical problems to be solved by the present invention are: the method solves the problems of automatically balancing three-phase voltage and current, automatically adjusting output voltage, improving power factor of a load end, limiting starting current and reducing higher harmonics.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a continuously adjustable energy-saving equipment, includes display part, electricity-saving appliance main part and control section, electricity-saving appliance main part comprises iron core, the first coil AL \ BL \ CL and coil A, coil B, the coil C of connecting on the power cord, first coil AL \ BL \ CL and coil A, coil B, coil C all twine on the iron core, the one end of first coil is connected on the fire line, and as the power inlet wire, the other end supplies three-phase, two-phase and single-phase load to use, inverter and control section, synchronizing circuit and rectifier circuit are passed through to electricity-saving appliance main part's one end and are connected, synchronizing circuit and rectifier circuit connect in protection switch one end.

In a preferred embodiment, the display section is used for current display, voltage display, power factor display, active power display, reactive power display, power saving and non-power saving display.

In a preferred embodiment, the main body of the power saver is used for balancing three-phase voltage and current, adjusting voltage, improving power factor, limiting starting current and eliminating higher harmonics.

In a preferred embodiment, one end of each of the coils A3, B3 and C3 in the main body of the power saver is connected in parallel to lead out a point N, the other end of the coil A3 is connected to one end of the coil B2, the other end of the coil B2 is connected to one end of the coil A1, the other end of the coil A1 is connected to the inverter, the other end of the coil B3 is connected to one end of the coil C2, the other end of the coil C2 is connected to one end of the coil B1, the other end of the coil B1 is connected to the inverter, the other end of the coil C3 is connected to one end of the coil A2, the other end of the coil A2 is connected to one end of the coil C1, and the other end of the coil C1 is connected to the inverter.

In a preferred embodiment, the control section is used for automatic short-circuit and overload protection.

In a preferred embodiment, one end of the protection switch is connected to one end of the first coil AL \ BL \ CL.

Compared with the prior art, the invention has the technical effects and advantages that:

when a three-phase power supply reaches the other end through one end of an AL \ BL \ CL coil, the three-phase power supply reaches a synchronous circuit and a rectification part through a protection switch QF, the synchronous circuit sends a zero-crossing signal to an inverter, and the inverter sends a control voltage in the same phase with the power supply voltage; the three-phase alternating current is converted into a direct current power supply by the rectifying part and is output to the inverter, the inverter obtains instruction output through the control part and the synchronous circuit, and the instruction output is the same as the alternating current power supply in period, phase and amplitude to control coils of three-phase transformers A1, B1 and C1, so that the purposes of changing the quality of electric energy and improving the efficiency of equipment are achieved through electromagnetic conduction.

Drawings

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

The reference signs are: the power-saving control circuit comprises a display part 1, a power-saving device main body part 2, a control part 3, an inverter 4, a synchronous circuit 5, a rectifying circuit 6 and a protection switch 7.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

According to the energy-saving equipment that a figure 1 shows continuously adjustable, including display portion 1, electricity-saving appliance main part 2 and control portion 3, electricity-saving appliance main part 2 comprises iron core, the first coil AL \ BL \ CL and coil A, coil B, the coil C of connection on the power cord, first coil AL \ BL \ CL and coil A, coil B, coil C all twine on the iron core, the one end of first coil is connected on the fire line, and as the power inlet wire, the other end supplies three-phase, two-phase and single-phase load to use, the one end of electricity-saving appliance main part 2 is passed through dc-to-ac converter 4 and is connected with control portion 3, synchronous circuit 5 and rectifier circuit 6 are connected in protection switch 7 one end.

In a preferred embodiment, the display section 1 is used for current display, voltage display, power factor display, active power display, reactive power display, power saving and non-power saving display.

In a preferred embodiment, the power saver body part 2 is used for balancing three-phase voltage and current, adjusting voltage, improving power factor, limiting starting current and eliminating higher harmonics.

In a preferred embodiment, one end of the coil A3, the coil B3 and the coil C3 in the power saver main body part 2 is connected in parallel to lead out a point N, the other end of the coil A3 is connected to one end of the coil B2, the other end of the coil B2 is connected to one end of the coil A1, the other end of the coil A1 is connected to the inverter 4, the other end of the coil B3 is connected to one end of the coil C2, the other end of the coil C2 is connected to one end of the coil B1, the other end of the coil B1 is connected to the inverter 4, the other end of the coil C3 is connected to one end of the coil A2, the other end of the coil A2 is connected to one end of the coil C1, and the other end of the coil C1 is connected to the inverter 4.

In a preferred embodiment, the control part 3 is used for automatic short-circuit and overload protection.

In a preferred embodiment, one end of the protection switch 7 is connected to one end of the first coil AL \ BL \ CL.

The invention has the beneficial effects that:

when a three-phase power supply reaches the other end through one end of the AL \ BL \ CL coil, the three-phase power supply reaches the synchronous circuit and the rectification part through the protection switch QF, the synchronous circuit sends a zero-crossing signal to the inverter, and the inverter sends a control voltage in the same phase with the power supply voltage; the three-phase alternating current is converted into direct current power by the rectifying part and is output to the inverter, the inverter obtains instruction output through the control part and the synchronous circuit, the instruction output is the same as the period of the alternating current power, the phase is the same, and the three-phase alternating current power with different amplitudes controls the coils of the three-phase transformers A1, B1 and C1, so that the purposes of changing the quality of electric energy and improving the efficiency of equipment are achieved through electromagnetic conduction.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiment of the invention, only the structures related to the disclosed embodiment are related, other structures can refer to common design, and the same embodiment and different embodiments of the invention can be combined mutually under the condition of no conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. A continuously adjustable energy saving device, comprising a display part (1), a main body part (2) of the electricity saver and a control part (3), characterized in that: electricity-saving appliance main part (2) comprises iron core, the first coil AL \ BL \ CL and coil A, coil B, the coil C of connection on the power cord, first coil AL \ BL \ CL and coil A, coil B, coil C all twine on the iron core, the one end of first coil is connected on the live wire, and as the power inlet wire, the other end supplies three-phase, two-phase and single-phase load to use, the one end of electricity-saving appliance main part (2) is passed through dc-to-ac converter (4) and is connected with control part (3), synchronous circuit (5) and rectifier circuit (6) are connected in protection switch (7) one end.

2. A continuously adjustable energy saving device according to claim 1, wherein: coil A3 in electricity-saving appliance main part (2), coil B3, N point is drawn forth in parallel to coil C3's one end, coil A3 other end is connected in coil B2's one end, coil B2's the other end is connected in coil A1's one end, coil A1's the other end is connected on dc-to-ac converter (4), coil B3 other end is connected in coil C2's one end, coil B1's one end is connected to coil C2's the other end, coil B1's the other end is connected on dc-to-ac converter (4), coil C3 other end is connected in coil A2's one end, coil A2's the other end is connected in coil C1's one end, coil C1's the other end is connected on dc-to-ac converter (4).

3. A continuously variable energy saving device according to claim 1, characterized in that: one end of the protection switch (7) is connected to one end of the first coil AL \ BL \ CL.