CN205283436U

CN205283436U - Wide voltage starting drive of air compressor machine

Info

Publication number: CN205283436U
Application number: CN201620012082.6U
Authority: CN
Inventors: 张进锋
Original assignee: Shijiazhuang Comps Compressor Co Ltd
Current assignee: Shijiazhuang Comps Compressor Co Ltd
Priority date: 2016-01-06
Filing date: 2016-01-06
Publication date: 2016-06-01
Anticipated expiration: 2026-01-06

Abstract

The utility model discloses a wide voltage starting drive of air compressor machine, including the air compressor machine controller, three -phase electricity, its characterized in that are connected to air compressor machine controller wherein three binding post: still include voltage conversion switch, transformer, arbitrary looks of three -phase electricity are connected to the public input of transformer of transformer, other double -phase arbitrary looks are connected to the public input of conversion switch of voltage conversion switch, the conversion switch 360V output of voltage conversion switch, conversion switch 380V output, conversion switch 390V output correspond respectively and connect the transformer 360V input of transformer, transformer 380V input, transformer 390V input. The utility model has the advantages of can adapt to overtension and voltage low that the air compressor machine used the operating mode often to appear, according to input voltage's size, it is rotatory to the corresponding gear to change the switch with voltage, has guaranteed the voltage stabilization of transformer output end supply control circuit, and then has realized that the wide voltage of air compressor machine starts, ensures the air compressor machine reliability service.

Description

The wide-voltage startup device of a kind of air compressor machine

Technical field

The utility model relates to a kind of air compressor machine starter gear, particularly relates to the wide-voltage startup device of a kind of air compressor machine.

Background technology

Air compressor machine, i.e. air compressor are a kind of energy storage devices, are a kind of devices that the mechanical energy of electric motor converts to gaseous tension energy, are widely used in the fields such as the energy, traffic, mine, electric power. Air compressor machine starts control device circuit and comprises air compressor controller and transformer, wherein three connection terminals of air compressor controller connect three-phase electricity, the input terminus of transformer connects any two-phase of three-phase electricity, this kind of mode of connection causes air compressor controller output end voltage to change with input terminus three-phase electricity voltage and change, voltage fluctuation scope is relatively big, therefore usually causes air compressor machine normally to run. When overtension, components and parts in pilot circuit are easily caused to burn so that air compressor machine fault; When brownout, then air compressor machine contact cannot adhesive, therefore cannot start at all.

Practical novel content

Steadily do not cause the air compressor machine cannot the problem of normal operation for above-mentioned three-phase electricity voltage, the novel wide-voltage startup device providing a kind of air compressor machine of this use, it can ensure when input voltage fluctuates within the scope of 340V��420V, air compressor controller output voltage can be stablized, it is achieved air compressor machine wide-voltage startup.

The utility model adopts following technical proposals to be achieved:

The wide-voltage startup device of a kind of air compressor machine, comprise air compressor controller, described air compressor controller is three connection terminals connection three-phase electricity wherein, it is characterized in that: also comprise voltmeter commutator switch, transformer, the public input terminus of the transformer of described transformer connects arbitrary phase of three-phase electricity, the public input terminus of the switch of described voltmeter commutator switch connects arbitrary phase of other two-phases, the switch 360V output terminal of described voltmeter commutator switch, switch 380V output terminal, switch 390V output terminal is connected respectively the transformer 360V input terminus of described transformer, transformer 380V input terminus, transformer 390V input terminus.

The beneficial effects of the utility model are: can adapt to overtension and brownout that air compressor machine applying working condition often occurs, size according to input voltage, voltage switch can be rotated on corresponding shelves position, ensure that the voltage of transformer output terminal supply control circuit is stablized, and then achieve the wide-voltage startup of air compressor machine, ensure air compressor machine reliability service.

Accompanying drawing explanation

Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.

Fig. 1 is application schematic circuit diagram of the present utility model;

Fig. 2 is the partial enlargement figure of Fig. 1.

In the accompanying drawings: S1, voltmeter commutator switch; S1a, the public input terminus of switch; S1b, switch 360V output terminal, S1c, switch 380V output terminal, S1d, switch 390V output terminal, T1, transformer, T1a, the public input terminus of transformer; T1b, transformer 360V input terminus, T1c, transformer 380V input terminus, T1d, transformer 390V input terminus, T1e, transformer 220V output terminal, T1f, transformer 20V output terminal.

Embodiment

Below the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described embodiment is only part embodiment of the present utility model, instead of whole embodiments. Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.

Set forth a lot of detail in the following description so that fully understanding the utility model, but the utility model can also adopt other to be different from alternate manner described here to be implemented, those skilled in the art can do similar popularization when not running counter to the utility model intension, and therefore the utility model is not by the restriction of following public specific embodiment.

Below in conjunction with Fig. 1-Fig. 2, the utility model is described in further detail.

A wide-voltage startup device for air compressor machine, comprises air compressor controller, and described air compressor controller is three connection terminals connection three-phase electricity wherein, also comprise voltmeter commutator switch S1, transformer T1. Voltmeter commutator switch S1 selects the voltage switch of a public input terminus, three output terminals. Transformer T1 selects three groups of inputs, two groups of transformers exported. The transformer public input terminus T1a of described transformer T1 connects arbitrary phase of three-phase electricity, the switch public input terminus S1a of described voltmeter commutator switch S1 connects arbitrary phase of other two-phases, and the switch 360V output terminal S1b of described voltmeter commutator switch S1, switch 380V output terminal S1c, switch 390V output terminal S1d are connected respectively transformer 360V input terminus T1b, transformer 380V input terminus T1c, the transformer 390V input terminus T1d of described transformer T1.

340V ~ 360V, 360V ~ 390V, 390V ~ 420V voltage can be modulated to 360V, 380V, 390V by described voltage switch S1 respectively, when voltage fluctuates within the scope of 340V ~ 360V, voltage switch S1 is adjusted to 360V shelves, and transformer 360V input terminus T1b works; When voltage fluctuates within the scope of 360V ~ 390V, voltage switch S1 being adjusted to 380V shelves, transformer 380V input terminus T1c works; When three-phase electricity voltage fluctuates within the scope of 390V ~ 420V, voltage switch S1 being adjusted to 390V shelves, transformer 390V input terminus T1d works.

Voltage switch S1 is added owing to air compressor machine starts in control device circuit, size according to input voltage, voltage switch can be rotated on corresponding shelves position, transformer input terminal voltage is made to keep stable, and then stabilize transformer 220V output terminal T1e, transformer 20V output terminal T1f supply control circuit voltage stablize, adapt to overtension and brownout that air compressor machine applying working condition often occurs, and then achieve the wide-voltage startup of air compressor machine, ensure air compressor machine reliability service.

Claims

1. the wide-voltage startup device of an air compressor machine, comprise air compressor controller, described air compressor controller is three connection terminals connection three-phase electricity wherein, it is characterized in that: also comprise voltmeter commutator switch (S1), transformer (T1), the public input terminus of the transformer (T1a) of described transformer (T1) connects arbitrary phase of three-phase electricity, the public input terminus of the switch (S1a) of described voltmeter commutator switch (S1) connects arbitrary phase of other two-phases, switch 360V output terminal (S1b) of described voltmeter commutator switch (S1), switch 380V output terminal (S1c), switch 390V output terminal (S1d) is connected respectively transformer 360V input terminus (T1b) of described transformer (T1), transformer 380V input terminus (T1c), transformer 390V input terminus (T1d).